release(v2.0.0): merge dev into main - NexusPBX 2.0 Pulsar

Add vm-<ext> destination support in UI destination picker, API validation, and [app-voicemail] Asterisk dialplan context. Refs #2

.gitignore

@@ -5,6 +5,8 @@
 /storage/*.sqlite-shm
 /storage/*.sqlite-wal
 /storage/*.prerestore.*
+/storage/*.bak
+*.bak
 
 # Données dynamiques et métriques
 /storage/metrics_prev.json
@@ -38,3 +40,8 @@ Thumbs.db
 .idea/
 .vscode/
 
+# Environnement local de développement (exclu de Git)
+/.dev
+/.env
+/.env.local
+

install.sh

@@ -64,6 +64,11 @@ apt-get install -y --no-install-recommends \
     sox \
     sshpass
 
+# Composants optionnels Haute Disponibilité (Cluster HA)
+apt-get install -y --no-install-recommends keepalived iputils-arping 2>/dev/null || true
+systemctl stop keepalived >/dev/null 2>&1 || true
+systemctl disable keepalived >/dev/null 2>&1 || true
+
 # Vérification et installation d'Asterisk
 echo -e "${C_GREEN}  -> Installation du moteur Asterisk PBX...${C_RESET}"
 if ! apt-cache policy asterisk 2>/dev/null | grep -q "Candidate: [0-9]"; then
@@ -126,11 +131,14 @@ fi
 echo -e "${C_GREEN}[2/8] Préparation et déploiement des fichiers NexusPBX...${C_RESET}"
 TARGET_DIR="/var/www/nexus-pbx"
 
+INSTALL_BRANCH="${1:-${INSTALL_BRANCH:-dev}}"
+
 if [ -d "$TARGET_DIR/.git" ]; then
-    echo "  -> Dépôt NexusPBX déjà présent dans $TARGET_DIR, mise à jour..."
+    echo "  -> Dépôt NexusPBX déjà présent dans $TARGET_DIR, mise à jour (branche: $INSTALL_BRANCH)..."
     cd "$TARGET_DIR"
     git config --global --add safe.directory "$TARGET_DIR" 2>/dev/null || true
-    git pull origin main 2>/dev/null || true
+    git checkout "$INSTALL_BRANCH" 2>/dev/null || true
+    git pull origin "$INSTALL_BRANCH" 2>/dev/null || true
 elif [ -d "$PWD/public" ] && [ -d "$PWD/src" ]; then
     echo "  -> Exécution depuis le dossier source, synchronisation vers $TARGET_DIR..."
     if [ "$PWD" != "$TARGET_DIR" ]; then
@@ -139,13 +147,17 @@ elif [ -d "$PWD/public" ] && [ -d "$PWD/src" ]; then
         cd "$TARGET_DIR"
     fi
 else
-    echo "  -> Clonage du dépôt public officiel depuis https://git.sorcier-research.com..."
+    echo "  -> Clonage du dépôt public officiel (branche: $INSTALL_BRANCH)..."
     rm -rf "$TARGET_DIR"
-    git clone https://git.sorcier-research.com/sorcier/NexusPBX.git "$TARGET_DIR"
+    git clone -b "$INSTALL_BRANCH" https://git.sorcier-research.com/sorcier/NexusPBX.git "$TARGET_DIR"
     git config --system --add safe.directory "$TARGET_DIR" 2>/dev/null || true
     cd "$TARGET_DIR"
 fi
 
+if [ "$INSTALL_BRANCH" = "dev" ]; then
+    touch "$TARGET_DIR/.dev"
+fi
+
 # 4. Configuration des utilisateurs, groupes et arborescence de stockage
 echo -e "${C_GREEN}[3/8] Configuration des permissions et de l'arborescence...${C_RESET}"
 usermod -aG asterisk www-data 2>/dev/null || true
@@ -161,6 +173,12 @@ mkdir -p /var/lib/asterisk/sounds/custom
 mkdir -p /var/spool/asterisk/voicemail/default
 mkdir -p /var/log/asterisk /var/log/asterisk/cdr-csv
 mkdir -p /var/log/nexus-pbx
+mkdir -p /etc/keepalived/scripts
+mkdir -p "$TARGET_DIR/scripts/cluster"
+touch /var/log/nexus_cluster.log
+chmod 666 /var/log/nexus_cluster.log
+sysctl -w net.ipv4.ip_nonlocal_bind=1 >/dev/null 2>&1 || true
+echo "net.ipv4.ip_nonlocal_bind=1" > /etc/sysctl.d/99-nexus-ha.conf 2>/dev/null || true
 
 touch /var/log/asterisk/messages /var/log/asterisk/security.log /var/log/asterisk/cdr-csv/Master.csv
 chown -R asterisk:asterisk /var/log/asterisk 2>/dev/null || true
@@ -189,7 +207,7 @@ setfacl -R -d -m u:www-data:rwx,g:asterisk:rwx /etc/asterisk /var/lib/asterisk/s
 # Droits sudoers pour l'interface web (www-data)
 cat << 'EOF' > /etc/sudoers.d/nexus-pbx
 # Privilèges spécifiques NexusPBX pour l'utilisateur Web www-data
-www-data ALL=(ALL) NOPASSWD: /usr/sbin/asterisk, /usr/sbin/nginx, /usr/bin/systemctl, /usr/bin/fail2ban-client, /bin/fail2ban-client, /var/www/nexus-pbx/scripts/nexus-firewall, /usr/bin/certbot, /usr/sbin/nft, /usr/sbin/iptables, /var/www/nexus-pbx/scripts/update.sh, /usr/local/bin/nexus-update
+www-data ALL=(ALL) NOPASSWD: /usr/sbin/asterisk, /usr/sbin/nginx, /usr/bin/systemctl, /usr/bin/fail2ban-client, /bin/fail2ban-client, /var/www/nexus-pbx/scripts/nexus-firewall, /usr/bin/certbot, /usr/sbin/nft, /usr/sbin/iptables, /var/www/nexus-pbx/scripts/update.sh, /usr/local/bin/nexus-update, /var/www/nexus-pbx/scripts/nexus-cluster
 EOF
 chmod 0440 /etc/sudoers.d/nexus-pbx
 
@@ -201,7 +219,7 @@ for fpm_svc in /lib/systemd/system/php*-fpm.service /usr/lib/systemd/system/php*
         cat << 'EOF_OVERRIDE' > "/etc/systemd/system/${svc_name}.d/override.conf"
 [Service]
 ProtectSystem=false
-ReadWritePaths=/etc/asterisk /etc/fail2ban /etc/nginx /var/log /var/lib/asterisk /var/spool/asterisk /var/www /usr/local/bin /etc/sudoers.d /etc/letsencrypt /var/lib/letsencrypt
+ReadWritePaths=/etc/asterisk /etc/fail2ban /etc/nginx /var/log /var/lib/asterisk /var/spool/asterisk /var/www /usr/local/bin /etc/sudoers.d /etc/letsencrypt /var/lib/letsencrypt /etc/keepalived
 EOF_OVERRIDE
     fi
 done
@@ -470,11 +488,28 @@ EOF
 chmod 0644 /etc/cron.d/nexus-backup
 touch /var/log/nexus_backup.log && chown www-data:asterisk /var/log/nexus_backup.log && chmod 664 /var/log/nexus_backup.log
 
+# Cron synchronisation Cluster HA toutes les 2 minutes (synchronisation base + astdb contacts)
+cat << 'EOF' > /etc/cron.d/nexus-cluster-sync
+# Synchronisation périodique du cluster NexusPBX HA vers le nœud Backup
+*/2 * * * * www-data /usr/bin/php /var/www/nexus-pbx/scripts/nexus_cluster_sync.php >> /var/log/nexus_cluster.log 2>&1
+EOF
+chmod 0644 /etc/cron.d/nexus-cluster-sync
+
 # CLI symlinks
-chmod +x "$TARGET_DIR/scripts/nexus-firewall" "$TARGET_DIR/scripts/nexus-banner.sh" "$TARGET_DIR/scripts/update.sh"
+chmod +x "$TARGET_DIR/scripts/nexus-firewall" "$TARGET_DIR/scripts/nexus-banner.sh" "$TARGET_DIR/scripts/update.sh" "$TARGET_DIR/scripts/nexus-cluster"
+chmod +x "$TARGET_DIR"/scripts/cluster/*.sh 2>/dev/null || true
 ln -sf "$TARGET_DIR/scripts/nexus-firewall" /usr/local/bin/nexus-firewall
 ln -sf "$TARGET_DIR/scripts/nexus-banner.sh" /usr/local/bin/nexus-banner
 ln -sf "$TARGET_DIR/scripts/update.sh" /usr/local/bin/nexus-update
+ln -sf "$TARGET_DIR/scripts/nexus-cluster" /usr/local/bin/nexus-cluster
+
+# Pré-déploiement sécurisé des scripts Keepalived
+if [ -d "$TARGET_DIR/scripts/cluster" ]; then
+    cp -f "$TARGET_DIR/scripts/cluster/"*.sh /etc/keepalived/scripts/ 2>/dev/null || true
+    chown -R root:root /etc/keepalived
+    chmod 755 /etc/keepalived /etc/keepalived/scripts
+    chmod 755 /etc/keepalived/scripts/*.sh 2>/dev/null || true
+fi
 
 # Bannière interactive lors de chaque connexion terminal (SSH / Console)
 cat << 'EOF' > /etc/profile.d/nexus-motd.sh
@@ -489,6 +524,16 @@ chmod +x /etc/profile.d/nexus-motd.sh
 echo -e "${C_GREEN}[8/8] Démarrage et activation des services système...${C_RESET}"
 systemctl daemon-reload
 
+# Optimisation de la réserve de processus PHP-FPM pour supporter la télémétrie temps réel et le cluster HA
+for pool in /etc/php/*/fpm/pool.d/www.conf; do
+    if [ -f "$pool" ]; then
+        sed -i 's/^pm.max_children = .*/pm.max_children = 25/' "$pool"
+        sed -i 's/^pm.start_servers = .*/pm.start_servers = 4/' "$pool"
+        sed -i 's/^pm.min_spare_servers = .*/pm.min_spare_servers = 2/' "$pool"
+        sed -i 's/^pm.max_spare_servers = .*/pm.max_spare_servers = 6/' "$pool"
+    fi
+done
+
 # Redémarrage PHP-FPM (rechargement de l'appartenance au groupe asterisk)
 systemctl restart php*-fpm 2>/dev/null || true
 PHP_SVC=$(systemctl list-unit-files --type=service 2>/dev/null | grep -E "php.*-fpm" | awk '{print $1}' | head -n 1 || echo "php8.4-fpm")

public/api.php

@@ -12,6 +12,17 @@ require_once __DIR__ . '/../src/BackupManager.php';
 require_once __DIR__ . '/../src/FirewallManager.php';
 require_once __DIR__ . '/../src/PhonebookManager.php';
 require_once __DIR__ . '/../src/CdrManager.php';
+require_once __DIR__ . '/../src/ClusterManager.php';
+
+// Autoloader PSR-4 automatique pour toutes les classes du namespace App
+spl_autoload_register(function (string $class): void {
+    if (str_starts_with($class, 'App\\')) {
+        $file = __DIR__ . '/../src/' . str_replace('\\', '/', substr($class, 4)) . '.php';
+        if (file_exists($file)) {
+            require_once $file;
+        }
+    }
+});
 
 use App\Database;
 use App\Auth;
@@ -24,13 +35,13 @@ use App\BackupManager;
 use App\FirewallManager;
 use App\PhonebookManager;
 use App\CdrManager;
+use App\ClusterManager;
 
 header('Content-Type: application/json; charset=utf-8');
 header('Cache-Control: no-store, no-cache, must-revalidate');
 
 try {
     $db = Database::getConnection();
-    Auth::startSession();
 
     $action  = trim((string)($_GET['action'] ?? ''));
     $rawBody = file_get_contents('php://input');
@@ -39,6 +50,39 @@ try {
         $payload = $_POST;
     }
 
+    // Action inter-serveurs réplication Cluster (authentifiée par signature HMAC - aucune session requise)
+    if ($action === 'cluster_receive_sync') {
+        $signature = $_SERVER['HTTP_X_NEXUS_CLUSTER_SIGNATURE'] ?? '';
+        $cm = new ClusterManager($db);
+        $res = $cm->receiveSyncPayload($rawBody ?: '', $signature);
+        echo json_encode($res);
+        exit;
+    }
+
+    if ($action === 'cluster_node_status') {
+        $signature = $_SERVER['HTTP_X_NEXUS_CLUSTER_SIGNATURE'] ?? '';
+        $cm = new ClusterManager($db);
+        $res = $cm->getNodeStatusForPeer($rawBody ?: '', $signature);
+        echo json_encode($res);
+        exit;
+    }
+
+    if ($action === 'cluster_request_push') {
+        $signature = $_SERVER['HTTP_X_NEXUS_CLUSTER_SIGNATURE'] ?? '';
+        $cm = new ClusterManager($db);
+        $res = $cm->handlePushRequestFromPeer($rawBody ?: '', $signature);
+        echo json_encode($res);
+        exit;
+    }
+
+    Auth::startSession();
+
+    // Pour les requêtes en lecture seule fréquente (polling métriques / statut), libérer immédiatement le verrou de session
+    // Cela évite de saturer les workers PHP-FPM par des verrous de fichiers sessions concurrents
+    if (session_status() === PHP_SESSION_ACTIVE && ($action === 'get_metrics' || $action === 'cluster_status' || $action === 'get_system_info')) {
+        session_write_close();
+    }
+
     // Actions publiques (Login / Logout)
     if ($action === 'login') {
         $username = trim((string)($payload['username'] ?? ''));
@@ -74,6 +118,7 @@ try {
         exit;
     }
 
+
     // Toutes les autres actions requièrent une session authentifiée
     if (!Auth::isAuthenticated()) {
         http_response_code(401);
@@ -403,6 +448,87 @@ try {
             ]);
             break;
 
+        case 'check_extension_call_status':
+            $extension = trim((string)($payload['extension'] ?? ''));
+            if ($extension === '') {
+                throw new InvalidArgumentException("Extension requise.");
+            }
+
+            $inCall = false;
+            $callDetails = '';
+            try {
+                $ami = AmiClient::fromDatabase($db);
+                $rawChannels = $ami->runCommand("core show channels concise");
+                $channelLines = array_filter(explode("\n", trim($rawChannels)));
+                foreach ($channelLines as $cline) {
+                    $parts = explode('!', trim($cline));
+                    $chanName = $parts[0] ?? '';
+                    if (preg_match('#^PJSIP/' . preg_quote($extension, '#') . '[-/]#i', $chanName)) {
+                        $inCall = true;
+                        $state = $parts[4] ?? 'Up';
+                        $callerId = $parts[7] ?? '';
+                        $duration = $parts[10] ?? '';
+                        $callDetails = "Canal : {$chanName}";
+                        if ($callerId !== '') {
+                            $callDetails .= " • Interlocuteur : {$callerId}";
+                        }
+                        if ($duration !== '') {
+                            $callDetails .= " • Durée : {$duration}";
+                        }
+                        break;
+                    }
+                }
+
+                if (!$inCall) {
+                    $rawHints = $ami->runCommand("core show hints {$extension}");
+                    if (preg_match('/' . preg_quote($extension, '/') . '@[^\n]*State:(InUse|Busy|Ringing)/i', $rawHints, $m)) {
+                        $inCall = true;
+                        $callDetails = "Ligne active : " . ($m[1] === 'Ringing' ? 'En sonnerie' : 'En communication');
+                    }
+                }
+            } catch (\Throwable $e) {
+                // AMI indisponible
+            }
+
+            echo json_encode([
+                'success'      => true,
+                'extension'    => $extension,
+                'in_call'      => $inCall,
+                'call_details' => $callDetails,
+            ]);
+            break;
+
+        case 'reboot_extension':
+            $extension = trim((string)($payload['extension'] ?? ''));
+            if ($extension === '') {
+                throw new InvalidArgumentException("Extension requise.");
+            }
+
+            $stmt = $db->prepare('SELECT extension, name FROM extensions WHERE extension = :ext');
+            $stmt->execute([':ext' => $extension]);
+            $extRow = $stmt->fetch();
+            if (!$extRow) {
+                throw new InvalidArgumentException("Poste {$extension} introuvable.");
+            }
+
+            $cleanExt = preg_replace('/[^a-zA-Z0-9_\-]/', '', $extension);
+
+            try {
+                $ami = AmiClient::fromDatabase($db);
+                $cmdOutput = $ami->runCommand("pjsip send notify reboot endpoint {$cleanExt}");
+                if (stripos($cmdOutput, 'Unable to') !== false) {
+                    throw new RuntimeException("Échec Asterisk : " . trim($cmdOutput));
+                }
+                echo json_encode([
+                    'success' => true,
+                    'message' => "Ordre de redémarrage envoyé au poste {$extension} ({$extRow['name']}).",
+                    'details' => trim($cmdOutput),
+                ]);
+            } catch (\Throwable $e) {
+                throw new RuntimeException("Erreur lors de l'envoi de la commande de redémarrage : " . $e->getMessage());
+            }
+            break;
+
         case 'save_group':
             $id        = isset($payload['id']) && $payload['id'] !== '' ? (int)$payload['id'] : null;
             $extension = trim((string)($payload['extension'] ?? ''));
@@ -418,6 +544,14 @@ try {
             if ($name === '') {
                 throw new InvalidArgumentException("Le nom du groupe d'appel est obligatoire.");
             }
+            if (str_starts_with($failover, 'vm-')) {
+                $vmTarget = substr($failover, 3);
+                $vmStmt = $db->prepare('SELECT voicemail_enabled FROM extensions WHERE extension = :ext AND enabled = 1');
+                $vmStmt->execute([':ext' => $vmTarget]);
+                if (!(int)$vmStmt->fetchColumn()) {
+                    throw new InvalidArgumentException("Le répondeur du poste {$vmTarget} n'existe pas ou n'est pas activé.");
+                }
+            }
 
             if ($id) {
                 $stmt = $db->prepare('
@@ -1738,6 +1872,14 @@ try {
             ]);
 
             SystemChecker::ensureAsteriskIncludes();
+            $generator->writeAllConfigs();
+            try {
+                $ami = AmiClient::fromDatabase($db);
+                $ami->reloadModule('res_pjsip.so');
+                $ami->reloadModule('res_rtp_asterisk.so');
+            } catch (\Throwable $e) {
+                // Ignore reload error if Asterisk is not running
+            }
 
             if (!empty($payload['new_admin_password'])) {
                 $newPass = (string)$payload['new_admin_password'];
@@ -1771,12 +1913,33 @@ try {
             $ami        = AmiClient::fromDatabase($db);
             $reloadInfo = $ami->reloadPjsipAndDialplan();
 
+            // Actualisation de l'horodatage de modification en base pour la réconciliation cluster
+            try {
+                $db->exec("UPDATE cluster_settings SET updated_at = CURRENT_TIMESTAMP WHERE id = 1");
+            } catch (\Throwable) {}
+
+            // Synchronisation automatique temps réel vers le nœud pair si Cluster actif et Master
+            $clusterSyncMsg = null;
+            try {
+                $cm = new ClusterManager($db);
+                $cSet = $cm->getSettings();
+                $isVipActive = $cm->isVirtualIpActive($cSet['virtual_ip'] ?? '');
+                if (!empty($cSet['enabled']) && !empty($cSet['auto_sync']) && $isVipActive && !empty($cSet['peer_ip'])) {
+                    $syncRes = $cm->pushSyncToPeer();
+                    $clusterSyncMsg = $syncRes['message'] ?? 'Réplication pair OK';
+                }
+            } catch (\Throwable $ce) {
+                error_log("[CLUSTER] Auto-sync on apply_config error: " . $ce->getMessage());
+                $clusterSyncMsg = "Alerte réplication pair : " . $ce->getMessage();
+            }
+
             echo json_encode([
                 'success' => true,
-                'message' => 'Configurations écrites, pile PJSIP rechargée et Re-Register SIP envoyé à tous les opérateurs !',
+                'message' => 'Configurations appliquées avec succès !' . ($clusterSyncMsg ? ' (' . $clusterSyncMsg . ')' : ''),
                 'details' => [
-                    'files'  => $writeStats,
+                    'files'        => $writeStats,
-                    'reload' => $reloadInfo,
+                    'reload'       => $reloadInfo,
+                    'cluster_sync' => $clusterSyncMsg,
                 ],
             ]);
             break;
@@ -1972,6 +2135,7 @@ try {
             $rtpChecksums      = !empty($payload['rtp_checksums']) ? 1 : 0;
             $rtpStrict         = !empty($payload['rtp_strict']) ? 1 : 0;
             $rtpTimeout        = max(5, (int)($payload['rtp_timeout'] ?? 30));
+            $rtpHoldTimeout    = max(0, (int)($payload['rtp_timeout_hold'] ?? 0));
             $rtpKeepalive      = max(0, (int)($payload['rtp_keepalive'] ?? 15));
             $allowAnonymousSip = !empty($payload['allow_anonymous_sip']) ? 1 : 0;
 
@@ -2006,6 +2170,7 @@ try {
                     rtp_checksums       = :rtp_checksums,
                     rtp_strict          = :rtp_strict,
                     rtp_timeout         = :rtp_timeout,
+                    rtp_timeout_hold    = :rtp_timeout_hold,
                     rtp_keepalive       = :rtp_keepalive,
                     allow_anonymous_sip = :anon,
                     updated_at          = CURRENT_TIMESTAMP
@@ -2023,9 +2188,10 @@ try {
                 ':rtp_start'     => $rtpStart,
                 ':rtp_end'       => $rtpEnd,
                 ':rtp_checksums' => $rtpChecksums,
-                ':rtp_strict'    => $rtpStrict,
+                ':rtp_strict'       => $rtpStrict,
-                ':rtp_timeout'   => $rtpTimeout,
+                ':rtp_timeout'      => $rtpTimeout,
-                ':rtp_keepalive' => $rtpKeepalive,
+                ':rtp_timeout_hold' => $rtpHoldTimeout,
+                ':rtp_keepalive'    => $rtpKeepalive,
                 ':anon'          => $allowAnonymousSip,
             ]);
 
@@ -2414,6 +2580,40 @@ try {
             }
             break;
 
+        case 'cluster_status':
+            $cm = new ClusterManager($db);
+            echo json_encode([
+                'success' => true,
+                'status'  => $cm->getClusterStatus(),
+            ]);
+            break;
+
+        case 'cluster_interfaces':
+            $cm = new ClusterManager($db);
+            echo json_encode([
+                'success'    => true,
+                'interfaces' => $cm->detectNetworkInterfaces(),
+            ]);
+            break;
+
+        case 'cluster_save':
+            $cm = new ClusterManager($db);
+            $res = $cm->saveSettings($payload);
+            echo json_encode($res);
+            break;
+
+        case 'cluster_sync_now':
+            $cm = new ClusterManager($db);
+            $res = $cm->pushSyncToPeer();
+            echo json_encode($res);
+            break;
+
+        case 'cluster_switchover':
+            $cm = new ClusterManager($db);
+            $res = $cm->triggerSwitchover();
+            echo json_encode($res);
+            break;
+
         default:
             http_response_code(400);
             echo json_encode([

public/assets/app.js

@@ -951,9 +951,10 @@ function renderExtensionsTable() {
                 <td class="py-3.5 px-4">
                     <code class="px-2 py-0.5 rounded bg-anthracite-950 border border-anthracite-700 text-xs font-mono text-slate-300">${escapeHtml(ext.secret)}</code>
                 </td>
-                <td class="py-3.5 px-4 text-right space-x-2">
+                <td class="py-3.5 px-4 text-right space-x-2 whitespace-nowrap">
-                    <button type="button" onclick="editExtension(${Number(ext.id)})" class="text-xs font-semibold text-indigo-300 hover:text-indigo-200">Modifier</button>
+                    <button type="button" onclick="promptRebootExtension(${Number(ext.id)})" class="text-xs font-semibold text-amber-400 hover:text-amber-300 transition">Redémarrer</button>
-                    <button type="button" onclick="deleteExtension(${Number(ext.id)})" class="text-xs font-semibold text-red-400 hover:text-red-300">Supprimer</button>
+                    <button type="button" onclick="editExtension(${Number(ext.id)})" class="text-xs font-semibold text-indigo-300 hover:text-indigo-200 transition">Modifier</button>
+                    <button type="button" onclick="deleteExtension(${Number(ext.id)})" class="text-xs font-semibold text-red-400 hover:text-red-300 transition">Supprimer</button>
                 </td>
             </tr>
         `;
@@ -1109,6 +1110,90 @@ async function deleteExtension(id, optNum = null) {
     }
 }
 
+let pendingRebootExtension = null;
+
+async function promptRebootExtension(id) {
+    const ext = (appState.extensions || []).find(e => Number(e.id) === Number(id));
+    if (!ext) return;
+
+    pendingRebootExtension = ext;
+
+    document.getElementById('reboot-modal-ext-num').textContent = ext.extension;
+    document.getElementById('reboot-modal-ext-name').textContent = ext.name || '';
+
+    const checkingEl = document.getElementById('reboot-modal-checking');
+    const warningEl = document.getElementById('reboot-modal-call-warning');
+    const normalEl = document.getElementById('reboot-modal-normal-info');
+    const btnAction = document.getElementById('btn-confirm-reboot-action');
+    const btnLabel = document.getElementById('reboot-confirm-btn-label');
+
+    checkingEl.classList.remove('hidden');
+    warningEl.classList.add('hidden');
+    normalEl.classList.add('hidden');
+
+    btnAction.disabled = true;
+    btnAction.className = 'px-5 py-2.5 rounded-xl text-xs font-bold bg-anthracite-700 text-slate-400 transition cursor-not-allowed flex items-center gap-2';
+    btnLabel.textContent = 'Vérification en cours...';
+
+    openModal('modal-confirm-reboot-extension');
+
+    try {
+        const res = await apiCall('check_extension_call_status', { extension: ext.extension });
+        checkingEl.classList.add('hidden');
+        btnAction.disabled = false;
+
+        if (res.in_call) {
+            warningEl.classList.remove('hidden');
+            normalEl.classList.add('hidden');
+
+            const detailsEl = document.getElementById('reboot-modal-call-details');
+            if (detailsEl) {
+                detailsEl.textContent = res.call_details || 'Communication active détectée sur ce combiné.';
+            }
+
+            btnAction.className = 'px-5 py-2.5 rounded-xl text-xs font-bold bg-rose-600 hover:bg-rose-500 text-white shadow-lg shadow-rose-600/30 transition flex items-center gap-2';
+            btnLabel.textContent = "Forcer le redémarrage (Couper l'appel)";
+        } else {
+            warningEl.classList.add('hidden');
+            normalEl.classList.remove('hidden');
+
+            btnAction.className = 'px-5 py-2.5 rounded-xl text-xs font-bold bg-amber-600 hover:bg-amber-500 text-white shadow-lg shadow-amber-600/30 transition flex items-center gap-2';
+            btnLabel.textContent = 'Confirmer le redémarrage';
+        }
+    } catch (err) {
+        checkingEl.classList.add('hidden');
+        normalEl.classList.remove('hidden');
+        btnAction.disabled = false;
+        btnAction.className = 'px-5 py-2.5 rounded-xl text-xs font-bold bg-amber-600 hover:bg-amber-500 text-white shadow-lg shadow-amber-600/30 transition flex items-center gap-2';
+        btnLabel.textContent = 'Confirmer le redémarrage';
+    }
+}
+
+function closeRebootModal() {
+    pendingRebootExtension = null;
+    closeModal('modal-confirm-reboot-extension');
+}
+
+async function confirmRebootExtension() {
+    if (!pendingRebootExtension) return;
+    const ext = pendingRebootExtension;
+    const btnAction = document.getElementById('btn-confirm-reboot-action');
+    const btnLabel = document.getElementById('reboot-confirm-btn-label');
+
+    if (btnAction) btnAction.disabled = true;
+    if (btnLabel) btnLabel.textContent = 'Envoi de l\'ordre...';
+
+    try {
+        const res = await apiCall('reboot_extension', { extension: ext.extension });
+        closeRebootModal();
+        showToast(res.message, 'success');
+    } catch (err) {
+        showToast(err.message, 'error');
+    } finally {
+        if (btnAction) btnAction.disabled = false;
+    }
+}
+
 function syncEncryptionToggle(transport, currentVal = null) {
     const sel = document.getElementById('ext-encryption');
     if (!sel) return;
@@ -1149,6 +1234,9 @@ function renderGroupsTable() {
         const badges = members.length
             ? members.map(m => `<span class="px-2 py-0.5 rounded bg-indigo-500/20 text-indigo-200 border border-indigo-500/30 font-mono text-xs font-semibold">${escapeHtml(m)}</span>`).join(' ')
             : '<span class="text-slate-500 text-xs italic">Aucun membre</span>';
+        const failoverLabel = String(grp.failover_dest || '').startsWith('vm-')
+            ? `<span class="px-2 py-0.5 rounded bg-violet-500/20 text-violet-200 border border-violet-500/30 font-mono text-xs font-semibold">📬 Répondeur ${escapeHtml(String(grp.failover_dest).slice(3))}</span>`
+            : `<code class="text-slate-300">${escapeHtml(grp.failover_dest)}</code>`;
 
         return `
             <tr class="hover:bg-anthracite-750/60 transition">
@@ -1156,7 +1244,7 @@ function renderGroupsTable() {
                 <td class="py-3.5 px-4 font-bold text-white">${escapeHtml(grp.name)}</td>
                 <td class="py-3.5 px-4"><code class="text-xs text-cyan-300 font-mono">${escapeHtml(grp.strategy)}</code></td>
                 <td class="py-3.5 px-4"><div class="flex flex-wrap gap-1">${badges}</div></td>
-                <td class="py-3.5 px-4 text-xs text-slate-200">${Number(grp.ring_time)}s → <code class="text-slate-300">${escapeHtml(grp.failover_dest)}</code></td>
+                <td class="py-3.5 px-4 text-xs text-slate-200">${Number(grp.ring_time)}s → ${failoverLabel}</td>
                 <td class="py-3.5 px-4 text-right space-x-2">
                     <button type="button" onclick="editGroup(${Number(grp.id)})" class="text-xs font-semibold text-indigo-300 hover:text-indigo-200">Modifier</button>
                     <button type="button" onclick="deleteGroup(${Number(grp.id)})" class="text-xs font-semibold text-red-400 hover:text-red-300">Supprimer</button>
@@ -1808,6 +1896,21 @@ function buildDestinationOptionsHtml(selectedValue = 'ext-101') {
         html += `</optgroup>`;
     }
 
+    const vmExts = exts.filter(e => Number(e.voicemail_enabled) === 1);
+    const hasMissingVm = normVal.startsWith('vm-') && !vmExts.some(e => `vm-${e.extension}` === normVal);
+    if (vmExts.length > 0 || hasMissingVm) {
+        html += `<optgroup label="📬 Messagerie Vocale Directe (Répondeur)">`;
+        if (hasMissingVm) {
+            const missingExt = normVal.slice(3);
+            html += `<option value="${escapeHtml(normVal)}" selected>Répondeur: ${escapeHtml(missingExt)} (messagerie désactivée)</option>`;
+        }
+        vmExts.forEach(e => {
+            const val = `vm-${e.extension}`;
+            html += `<option value="${escapeHtml(val)}" ${normVal === val ? 'selected' : ''}>Répondeur: ${escapeHtml(e.extension)} — ${escapeHtml(e.name)}</option>`;
+        });
+        html += `</optgroup>`;
+    }
+
     // Piège à Spammeurs / Musique d'attente en boucle continue (MoH)
     const mohSounds = sounds.filter(s => s.usage_type === 'moh');
     html += `<optgroup label="🎵 Piège à Spammeurs (Musique d'attente en boucle infinie)">`;
@@ -1863,6 +1966,8 @@ function styleDestinationSelect(selectEl) {
         selectEl.className = 'trunk-did-dest w-full px-2.5 py-1.5 rounded-lg bg-fuchsia-500/15 border border-fuchsia-500/40 text-xs text-fuchsia-300 font-semibold';
     } else if (val.startsWith('grp-')) {
         selectEl.className = 'trunk-did-dest w-full px-2.5 py-1.5 rounded-lg bg-cyan-500/10 border border-cyan-500/40 text-xs text-cyan-300 font-semibold';
+    } else if (val.startsWith('vm-')) {
+        selectEl.className = 'trunk-did-dest w-full px-2.5 py-1.5 rounded-lg bg-violet-500/15 border border-violet-500/40 text-xs text-violet-300 font-semibold';
     } else {
         selectEl.className = 'trunk-did-dest w-full px-2.5 py-1.5 rounded-lg bg-emerald-500/10 border border-emerald-500/40 text-xs text-emerald-300 font-semibold';
     }
@@ -3523,7 +3628,8 @@ const PAGE_TITLES = {
     certificates: 'Gestionnaire de Certificats SSL / TLS (Let\'s Encrypt & Imports)',
     system: 'Paramètres Globaux, Diagnostic Debian & Fichiers .conf',
     backups: 'Sauvegardes & Restauration Système (Disaster Recovery)',
-    firewall: 'Pare-feu Réseau & Sécurité Téléphonie (Fail2ban & NFTables)'
+    firewall: 'Pare-feu Réseau & Sécurité Téléphonie (Fail2ban & NFTables)',
+    cluster: 'Haute Disponibilité & Redondance (Cluster HA Keepalived)'
 };
 
 function switchTab(tabId) {
@@ -3574,7 +3680,7 @@ function switchTab(tabId) {
     }
 
     // Si on clique sur un sous-menu Système, s'assurer que le menu parent est bien déplié
-    if (tabId === 'system' || tabId === 'backups' || tabId === 'firewall') {
+    if (tabId === 'system' || tabId === 'backups' || tabId === 'firewall' || tabId === 'cluster') {
         const submenu = document.getElementById('submenu-system');
         const arrow = document.getElementById('arrow-menu-system');
         if (submenu && submenu.classList.contains('hidden')) {
@@ -3598,6 +3704,11 @@ function switchTab(tabId) {
         loadFirewallStatus();
     }
 
+    // Si onglet Cluster HA, charger les interfaces et le statut en direct
+    if (tabId === 'cluster') {
+        loadCluster();
+    }
+
     toggleMobileSidebar(false);
 }
 
@@ -4146,6 +4257,7 @@ document.addEventListener('DOMContentLoaded', () => {
             rtp_checksums: Number(document.getElementById('sip-rtp-checksums')?.value || 1),
             rtp_keepalive: Number(document.getElementById('sip-rtp-keepalive')?.value || 15),
             rtp_timeout: Number(document.getElementById('sip-rtp-timeout')?.value || 30),
+            rtp_timeout_hold: Number(document.getElementById('sip-rtp-timeout-hold')?.value || 0),
             allow_anonymous_sip: Number(document.getElementById('sip-allow-anonymous')?.value || 0),
             local_networks: localNets
         };
@@ -4607,6 +4719,11 @@ function renderSipSettings() {
         rtpTimeoutEl.value = (s.rtp_timeout !== undefined && s.rtp_timeout !== null) ? s.rtp_timeout : 30;
     }
 
+    const rtpHoldTimeoutEl = document.getElementById('sip-rtp-timeout-hold');
+    if (rtpHoldTimeoutEl && document.activeElement !== rtpHoldTimeoutEl) {
+        rtpHoldTimeoutEl.value = (s.rtp_timeout_hold !== undefined && s.rtp_timeout_hold !== null) ? s.rtp_timeout_hold : 0;
+    }
+
     const allowAnonEl = document.getElementById('sip-allow-anonymous');
     if (allowAnonEl) {
         allowAnonEl.value = (s.allow_anonymous_sip !== undefined && s.allow_anonymous_sip !== null) ? String(s.allow_anonymous_sip) : '0';
@@ -6318,3 +6435,367 @@ async function confirmClearCdr() {
     }
 }
 
+/* ==============================================================================
+   MODULE HAUTE DISPONIBILITÉ (CLUSTER HA ACTIF / PASSIF KEEPALIVED)
+   ============================================================================== */
+
+let currentClusterData = null;
+
+async function loadCluster() {
+    await loadClusterInterfaces();
+    await refreshClusterStatus();
+}
+
+async function loadClusterInterfaces() {
+    try {
+        const res = await apiCall('cluster_interfaces');
+        const select = document.getElementById('cluster-interface');
+        if (!select || !res.interfaces) return;
+
+        const currentVal = select.value;
+        select.innerHTML = res.interfaces.map(iface => {
+            const ipDisplay = iface.primary ? `(${iface.primary}/${iface.netmask})` : '(pas d\'IP)';
+            return `<option value="${iface.name}">${iface.name} ${ipDisplay}</option>`;
+        }).join('');
+
+        if (currentVal && res.interfaces.some(i => i.name === currentVal)) {
+            select.value = currentVal;
+        }
+    } catch (e) {
+        console.error("Erreur lors du chargement des interfaces réseau :", e);
+    }
+}
+
+async function refreshClusterStatus() {
+    try {
+        const res = await apiCall('cluster_status');
+        if (!res.success || !res.status) return;
+
+        const st = res.status;
+        currentClusterData = st;
+
+        // Formulaire - Mise à jour des valeurs
+        const chkEnabled = document.getElementById('cluster-enabled');
+        if (chkEnabled) chkEnabled.checked = Boolean(st.enabled);
+
+        const radioRole = document.querySelector(`input[name="role"][value="${st.configured_role || 'master'}"]`);
+        if (radioRole) radioRole.checked = true;
+
+        const ifaceSelect = document.getElementById('cluster-interface');
+        if (ifaceSelect && st.interface) ifaceSelect.value = st.interface;
+
+        const vipInput = document.getElementById('cluster-virtual-ip');
+        if (vipInput) vipInput.value = st.virtual_ip || '';
+
+        const vmaskInput = document.getElementById('cluster-virtual-netmask');
+        if (vmaskInput && st.virtual_netmask) vmaskInput.value = st.virtual_netmask;
+
+        const vridInput = document.getElementById('cluster-vrid');
+        if (vridInput && st.vrid) vridInput.value = st.vrid;
+
+        const peerIpInput = document.getElementById('cluster-peer-ip');
+        if (peerIpInput) peerIpInput.value = st.peer_ip || '';
+
+        const peerPortInput = document.getElementById('cluster-peer-port');
+        if (peerPortInput && st.peer_port) peerPortInput.value = st.peer_port;
+
+        const autoSyncChk = document.getElementById('cluster-auto-sync');
+        if (autoSyncChk && st.auto_sync !== undefined) autoSyncChk.checked = Boolean(st.auto_sync);
+
+        const secretInput = document.getElementById('cluster-secret');
+        if (secretInput && st.cluster_secret) secretInput.value = st.cluster_secret;
+
+        const blfExpiryContainer = document.getElementById('cluster-blf-expiry-container');
+        const blfExpiryInput = document.getElementById('cluster-blf-expiry');
+        if (blfExpiryContainer && blfExpiryInput) {
+            if (st.enabled) {
+                blfExpiryContainer.classList.remove('hidden');
+                blfExpiryInput.value = st.blf_expiry || 120;
+            } else {
+                blfExpiryContainer.classList.add('hidden');
+                blfExpiryInput.value = st.blf_expiry || 1800;
+            }
+        }
+
+        if (chkEnabled && !chkEnabled.dataset.blfBound) {
+            chkEnabled.dataset.blfBound = '1';
+            chkEnabled.addEventListener('change', () => {
+                const c = document.getElementById('cluster-blf-expiry-container');
+                const inp = document.getElementById('cluster-blf-expiry');
+                if (chkEnabled.checked) {
+                    if (c) c.classList.remove('hidden');
+                    if (inp && (!inp.value || inp.value === '1800')) inp.value = 120;
+                } else {
+                    if (c) c.classList.add('hidden');
+                    if (inp) inp.value = 1800;
+                }
+            });
+        }
+
+        // Badges & Cartes
+        const headerBadge = document.getElementById('cluster-header-state-badge');
+        const navBadge = document.getElementById('nav-badge-cluster');
+        const cardRoleBadge = document.getElementById('cluster-card-role-badge');
+        const cardState = document.getElementById('cluster-card-state');
+        const cardVipInd = document.getElementById('cluster-card-vip-indicator');
+        const cardIface = document.getElementById('cluster-card-iface');
+        const cardVip = document.getElementById('cluster-card-vip');
+        const cardVrid = document.getElementById('cluster-card-vrid');
+        const cardPeerStatus = document.getElementById('cluster-card-peer-status');
+        const cardPeerIp = document.getElementById('cluster-card-peer-ip');
+        const cardPeerPing = document.getElementById('cluster-card-peer-ping');
+        const cardSyncStatus = document.getElementById('cluster-card-sync-status');
+        const cardSyncTime = document.getElementById('cluster-card-sync-time');
+
+        if (cardVrid) cardVrid.textContent = st.vrid || '51';
+        if (cardIface) cardIface.textContent = `Interface : ${st.interface || 'eth0'}`;
+        if (cardVip) cardVip.textContent = st.virtual_ip || 'Non configurée';
+
+        if (cardRoleBadge) {
+            cardRoleBadge.textContent = (st.configured_role || 'master').toUpperCase();
+        }
+
+        if (st.enabled) {
+            if (st.effective_state === 'MASTER') {
+                if (headerBadge) {
+                    headerBadge.className = 'px-2.5 py-0.5 rounded-full text-xs font-bold bg-emerald-500/20 text-emerald-300 border border-emerald-500/30';
+                    headerBadge.textContent = 'ACTIF (MASTER)';
+                }
+                if (navBadge) {
+                    navBadge.className = 'ml-2 shrink-0 px-1.5 py-0.2 text-[10px] rounded-full bg-emerald-500/20 text-emerald-300 border border-emerald-500/30 font-bold';
+                    navBadge.textContent = 'MASTER';
+                }
+                if (cardState) {
+                    cardState.className = 'text-lg font-bold text-emerald-400 tracking-wide';
+                    cardState.textContent = 'MASTER (ACTIF)';
+                }
+                if (cardVipInd) {
+                    cardVipInd.className = 'text-[10px] font-mono px-1.5 py-0.5 rounded bg-emerald-950 text-emerald-300 border border-emerald-800';
+                    cardVipInd.textContent = 'VIP: Portée';
+                }
+            } else {
+                if (headerBadge) {
+                    headerBadge.className = 'px-2.5 py-0.5 rounded-full text-xs font-bold bg-blue-500/20 text-blue-300 border border-blue-500/30';
+                    headerBadge.textContent = 'STANDBY (EN VEILLE)';
+                }
+                if (navBadge) {
+                    navBadge.className = 'ml-2 shrink-0 px-1.5 py-0.2 text-[10px] rounded-full bg-blue-500/20 text-blue-300 border border-blue-500/30 font-bold';
+                    navBadge.textContent = 'STANDBY';
+                }
+                if (cardState) {
+                    cardState.className = 'text-lg font-bold text-blue-400 tracking-wide';
+                    cardState.textContent = 'STANDBY (VEILLE)';
+                }
+                if (cardVipInd) {
+                    cardVipInd.className = 'text-[10px] font-mono px-1.5 py-0.5 rounded bg-anthracite-900 text-slate-400';
+                    cardVipInd.textContent = 'VIP: Écoute';
+                }
+            }
+        } else {
+            if (headerBadge) {
+                headerBadge.className = 'px-2.5 py-0.5 rounded-full text-xs font-bold bg-slate-700 text-slate-300';
+                headerBadge.textContent = 'DÉSACTIVÉ';
+            }
+            if (navBadge) {
+                navBadge.className = 'ml-2 shrink-0 px-1.5 py-0.2 text-[10px] rounded-full bg-anthracite-800 text-slate-400 border border-anthracite-700 font-bold';
+                navBadge.textContent = 'OFF';
+            }
+            if (cardState) {
+                cardState.className = 'text-lg font-bold text-slate-400 tracking-wide';
+                cardState.textContent = 'STANDALONE';
+            }
+            if (cardVipInd) {
+                cardVipInd.className = 'text-[10px] font-mono px-1.5 py-0.5 rounded bg-anthracite-900 text-slate-400';
+                cardVipInd.textContent = 'VIP: Inactive';
+            }
+        }
+
+        // Nœud Distant (Peer)
+        if (cardPeerIp) cardPeerIp.textContent = st.peer_ip || 'Non configuré';
+        if (cardPeerStatus) {
+            if (!st.peer_ip) {
+                cardPeerStatus.className = 'px-2 py-0.5 rounded text-[10px] font-bold bg-slate-700 text-slate-300';
+                cardPeerStatus.textContent = 'NON DÉFINI';
+            } else if (st.peer_reachable) {
+                cardPeerStatus.className = 'px-2 py-0.5 rounded text-[10px] font-bold bg-emerald-500/20 text-emerald-300 border border-emerald-500/30';
+                cardPeerStatus.textContent = 'JOIGNABLE';
+            } else {
+                cardPeerStatus.className = 'px-2 py-0.5 rounded text-[10px] font-bold bg-red-500/20 text-red-300 border border-red-500/30';
+                cardPeerStatus.textContent = 'INJOIGNABLE';
+            }
+        }
+        if (cardPeerPing) {
+            cardPeerPing.textContent = (st.peer_ping_ms !== null) ? `Latence ping : ${st.peer_ping_ms.toFixed(1)} ms` : 'Latence ping : Inaccessible';
+        }
+
+        // Synchronisation
+        if (cardSyncStatus) {
+            if (st.last_sync_status === 'success' || st.last_sync_status === 'synced') {
+                cardSyncStatus.className = 'text-sm font-bold text-emerald-400 truncate';
+                cardSyncStatus.textContent = 'Synchronisation OK';
+            } else if (st.last_sync_status === 'error') {
+                cardSyncStatus.className = 'text-sm font-bold text-red-400 truncate';
+                cardSyncStatus.textContent = 'Erreur réplication';
+            } else {
+                cardSyncStatus.className = 'text-sm font-bold text-slate-400 truncate';
+                cardSyncStatus.textContent = 'En attente';
+            }
+        }
+        if (cardSyncTime) {
+            cardSyncTime.textContent = st.last_sync_at ? `Dernière synchro : ${st.last_sync_at}` : 'Dernière synchro : Jamais';
+        }
+
+        // Services Système (Diagnostic)
+        const svcKeepalived = document.getElementById('cluster-svc-keepalived');
+        if (svcKeepalived) {
+            if (!st.keepalived_installed) {
+                svcKeepalived.className = 'font-mono text-amber-400 font-bold';
+                svcKeepalived.textContent = '⚠️ Non installé';
+            } else if (st.keepalived_running) {
+                svcKeepalived.className = 'font-mono text-emerald-400 font-bold';
+                svcKeepalived.textContent = '🟢 Actif (En cours)';
+            } else {
+                svcKeepalived.className = 'font-mono text-slate-400';
+                svcKeepalived.textContent = '⚪ Arrêté';
+            }
+        }
+
+        const svcAsterisk = document.getElementById('cluster-svc-asterisk');
+        if (svcAsterisk) {
+            if (st.asterisk_healthy) {
+                svcAsterisk.className = 'font-mono text-emerald-400 font-bold';
+                svcAsterisk.textContent = '🟢 En ligne (Ping Pong OK)';
+            } else if (st.asterisk_running) {
+                svcAsterisk.className = 'font-mono text-amber-400 font-bold';
+                svcAsterisk.textContent = '🟡 En cours (Ping en attente)';
+            } else {
+                svcAsterisk.className = 'font-mono text-red-400 font-bold';
+                svcAsterisk.textContent = '🔴 Arrêté';
+            }
+        }
+
+        const svcPeer = document.getElementById('cluster-svc-peer');
+        if (svcPeer) {
+            if (!st.peer_ip) {
+                svcPeer.textContent = 'Non configuré';
+                svcPeer.className = 'font-mono text-slate-500';
+            } else if (st.peer_reachable) {
+                svcPeer.textContent = `🟢 Joignable (${st.peer_ping_ms !== null ? st.peer_ping_ms.toFixed(1) + 'ms' : 'OK'})`;
+                svcPeer.className = 'font-mono text-emerald-400 font-bold';
+            } else {
+                svcPeer.textContent = '🔴 Injoignable (Timeout)';
+                svcPeer.className = 'font-mono text-red-400 font-bold';
+            }
+        }
+
+        // Journal de logs
+        const logsContainer = document.getElementById('cluster-logs-container');
+        if (logsContainer && st.recent_logs) {
+            if (st.recent_logs.length > 0) {
+                logsContainer.innerHTML = st.recent_logs.map(line => {
+                    let color = 'text-slate-300';
+                    if (line.includes('MASTER')) color = 'text-emerald-300 font-bold';
+                    if (line.includes('BACKUP') || line.includes('STANDBY')) color = 'text-blue-300';
+                    if (line.includes('FAULT') || line.includes('ALERTE')) color = 'text-red-400 font-bold';
+                    return `<div class="${color}">${escapeHtml(line)}</div>`;
+                }).join('');
+            } else {
+                logsContainer.innerHTML = '<p class="text-slate-500">Aucun événement enregistré.</p>';
+            }
+        }
+
+    } catch (e) {
+        console.error("Erreur lors du rafraîchissement du cluster :", e);
+    }
+}
+
+async function saveClusterSettings(e) {
+    e.preventDefault();
+    const form = e.target;
+    const payload = {
+        enabled: form.elements['enabled'].checked ? 1 : 0,
+        role: form.elements['role'].value,
+        interface: form.elements['interface'].value,
+        virtual_ip: form.elements['virtual_ip'].value.trim(),
+        virtual_netmask: form.elements['virtual_netmask'].value.trim() || '24',
+        peer_ip: form.elements['peer_ip'].value.trim(),
+        peer_port: parseInt(form.elements['peer_port'] ? form.elements['peer_port'].value : 8443, 10) || 8443,
+        cluster_secret: form.elements['cluster_secret'].value.trim(),
+        vrid: parseInt(form.elements['vrid'].value, 10) || 51,
+        blf_expiry: parseInt(form.elements['blf_expiry'] ? form.elements['blf_expiry'].value : 120, 10) || 120,
+        auto_sync: form.elements['auto_sync'].checked ? 1 : 0
+    };
+
+    if (payload.enabled && !payload.virtual_ip) {
+        showToast("L'adresse IP Virtuelle Flottante (VIP) est requise pour activer le cluster.", 'error');
+        return;
+    }
+
+    try {
+        const res = await apiCall('cluster_save', payload);
+        showToast(res.message || "Paramètres du cluster enregistrés.", 'success');
+        refreshClusterStatus();
+    } catch (err) {
+        showToast(err.message || "Erreur lors de l'enregistrement du cluster.", 'error');
+    }
+}
+
+async function triggerClusterSyncNow() {
+    if (!currentClusterData || !currentClusterData.peer_ip) {
+        showToast("Veuillez d'abord renseigner et enregistrer l'adresse IP du Nœud Pair (Peer IP).", 'warning');
+        return;
+    }
+    showToast("Déclenchement de la réplication vers le pair...", 'info');
+    try {
+        const res = await apiCall('cluster_sync_now', {});
+        showToast(res.message || "Synchronisation réussie avec le nœud pair !", 'success');
+        refreshClusterStatus();
+    } catch (e) {
+        showToast(e.message || "Erreur lors de la synchronisation.", 'error');
+    }
+}
+
+async function triggerClusterSwitchover() {
+    if (!currentClusterData || !currentClusterData.enabled) {
+        showToast("Le cluster doit être activé pour effectuer une bascule.", 'warning');
+        return;
+    }
+    const currentRole = currentClusterData.configured_role || 'master';
+    const targetRole = (currentRole === 'master') ? 'STANDBY' : 'MASTER';
+
+    if (!confirm(`Confirmez-vous la bascule manuelle de rôle (Switchover) vers l'état ${targetRole} ?\nL'adresse IP flottante va être transférée.`)) {
+        return;
+    }
+
+    try {
+        const res = await apiCall('cluster_switchover', {});
+        showToast(res.message || `Bascule effectuée. Nouveau rôle : ${targetRole}`, 'success');
+        refreshClusterStatus();
+    } catch (e) {
+        showToast(e.message || "Erreur lors de la bascule.", 'error');
+    }
+}
+
+function regenerateClusterSecret() {
+    const secretInput = document.getElementById('cluster-secret');
+    if (!secretInput) return;
+    const array = new Uint8Array(16);
+    window.crypto.getRandomValues(array);
+    const newSecret = Array.from(array, byte => byte.toString(16).padStart(2, '0')).join('');
+    secretInput.value = newSecret;
+    showToast("Nouveau jeton généré. N'oubliez pas d'enregistrer et de copier cette même clé sur le second serveur !", 'info');
+}
+
+function copyClusterSecret() {
+    const secretInput = document.getElementById('cluster-secret');
+    if (!secretInput || !secretInput.value) return;
+    navigator.clipboard.writeText(secretInput.value).then(() => {
+        showToast("Jeton secret copié dans le presse-papier !", 'success');
+    }).catch(() => {
+        secretInput.select();
+        document.execCommand('copy');
+        showToast("Jeton secret copié !", 'success');
+    });
+}
+
+

public/index.php

@@ -4,6 +4,16 @@ declare(strict_types=1);
 require_once __DIR__ . '/../src/Database.php';
 require_once __DIR__ . '/../src/Auth.php';
 
+// Autoloader PSR-4 automatique pour toutes les classes du namespace App
+spl_autoload_register(function (string $class): void {
+    if (str_starts_with($class, 'App\\')) {
+        $file = __DIR__ . '/../src/' . str_replace('\\', '/', substr($class, 4)) . '.php';
+        if (file_exists($file)) {
+            require_once $file;
+        }
+    }
+});
+
 use App\Database;
 use App\Auth;
 
@@ -18,7 +28,12 @@ $companyLogo = trim($branding['company_logo'] ?? '');
 $hasBranding = !empty($companyName) || !empty($companyLogo);
 
 $appVerData = file_exists(__DIR__ . '/../version.json') ? json_decode((string)file_get_contents(__DIR__ . '/../version.json'), true) : [];
-$appVersion = $appVerData['version'] ?? '1.5.0';
+$appVersion = $appVerData['version'] ?? '2.0.0';
+$appCodename = $appVerData['codename'] ?? 'Pulsar';
+
+// Détection de l'environnement de développement : présence de .dev local ou branche git dev
+$isDevEnv = file_exists(__DIR__ . '/../.dev') 
+    || (trim((string)@shell_exec('git -C ' . escapeshellarg(__DIR__) . ' rev-parse --abbrev-ref HEAD 2>/dev/null')) === 'dev');
 ?>
 <!DOCTYPE html>
 <html lang="fr" class="h-full">
@@ -26,7 +41,7 @@ $appVersion = $appVerData['version'] ?? '1.5.0';
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <meta name="nexus-app-version" content="<?= htmlspecialchars($appVersion) ?>">
-    <title>NexusPBX — Supervision & Téléphonie IP • Powered by Asterisk</title>
+    <title><?= $isDevEnv ? '🛠️ [DEV] ' : '' ?>NexusPBX — Supervision & Téléphonie IP • Powered by Asterisk</title>
     <link rel="icon" type="image/png" href="/assets/favicon.png?v=<?= file_exists(__DIR__ . '/assets/favicon.png') ? filemtime(__DIR__ . '/assets/favicon.png') : 1 ?>">
     <link rel="apple-touch-icon" href="/assets/logo.png?v=<?= file_exists(__DIR__ . '/assets/logo.png') ? filemtime(__DIR__ . '/assets/logo.png') : 1 ?>">
     <script src="https://cdn.tailwindcss.com"></script>
@@ -162,7 +177,12 @@ $appVersion = $appVerData['version'] ?? '1.5.0';
             <div class="flex items-center gap-4 mb-6">
                 <img src="/assets/logo.png?v=<?= file_exists(__DIR__ . '/assets/logo.png') ? filemtime(__DIR__ . '/assets/logo.png') : 1 ?>" alt="NexusPBX Logo" class="w-20 h-20 sm:w-24 sm:h-24 object-contain shrink-0 filter drop-shadow-xl">
                 <div>
-                    <h1 class="text-2xl sm:text-3xl font-black text-white tracking-tight leading-none mb-1">NexusPBX</h1>
+                    <h1 class="text-2xl sm:text-3xl font-black text-white tracking-tight leading-none mb-1 flex items-center gap-2">
+                        NexusPBX
+                        <?php if ($isDevEnv): ?>
+                            <span class="px-2 py-0.5 text-xs font-mono font-extrabold tracking-wider rounded bg-amber-500/20 text-amber-300 border border-amber-500/40">DEV</span>
+                        <?php endif; ?>
+                    </h1>
                     <p class="text-xs text-slate-300">Supervision & Téléphonie IP • Powered by Asterisk</p>
                 </div>
             </div>
@@ -211,7 +231,10 @@ $appVersion = $appVerData['version'] ?? '1.5.0';
                                     <div class="font-black text-white text-2xl tracking-tight leading-none">
                                         Nexus<span class="text-indigo-400">PBX</span>
                                     </div>
-                                    <span id="app-version-badge" class="px-1.5 py-0.5 text-[10px] font-mono font-bold tracking-wider rounded bg-indigo-500/20 text-indigo-300 border border-indigo-500/30">v<?= htmlspecialchars($appVersion) ?></span>
+                                    <span id="app-version-badge" class="px-1.5 py-0.5 text-[10px] font-mono font-bold tracking-wider rounded bg-indigo-500/20 text-indigo-300 border border-indigo-500/30">v<?= htmlspecialchars($appVersion) ?> <span class="hidden sm:inline font-sans font-normal opacity-80">« <?= htmlspecialchars($appCodename) ?> »</span></span>
+                                    <?php if ($isDevEnv): ?>
+                                        <span class="px-1.5 py-0.5 text-[10px] font-mono font-black tracking-wider rounded bg-amber-500/25 text-amber-300 border border-amber-500/50 shadow-xs shadow-amber-500/20 animate-pulse">DEV</span>
+                                    <?php endif; ?>
                                 </div>
                                 <div class="text-[10px] text-slate-400 font-medium tracking-wide mt-0.5">Powered by Asterisk</div>
                             </div>
@@ -442,6 +465,11 @@ $appVersion = $appVerData['version'] ?? '1.5.0';
                                 <span class="truncate">• Pare-feu & Fail2ban</span>
                                 <span id="nav-badge-firewall" class="ml-2 shrink-0 px-1.5 py-0.2 text-[10px] rounded-full bg-anthracite-800 text-emerald-300 border border-anthracite-700 font-bold">0</span>
                             </button>
+                            <button type="button" data-tab="cluster" onclick="switchTab('cluster')"
+                                class="tab-btn w-full flex items-center justify-between px-3 py-1.5 rounded-lg text-xs font-medium text-slate-300 hover:bg-anthracite-800 hover:text-white transition text-left">
+                                <span class="truncate">• Haute Disponibilité (HA)</span>
+                                <span id="nav-badge-cluster" class="ml-2 shrink-0 px-1.5 py-0.2 text-[10px] rounded-full bg-anthracite-800 text-cyan-300 border border-anthracite-700 font-bold">HA</span>
+                            </button>
                         </div>
                     </div>
                 </div>
@@ -494,6 +522,13 @@ $appVersion = $appVerData['version'] ?? '1.5.0';
 
                 <!-- Boutons d'action globaux -->
                 <div class="flex items-center gap-2.5">
+                    <?php if ($isDevEnv): ?>
+                        <div class="inline-flex items-center gap-1.5 px-3 py-1.5 rounded-xl text-xs font-bold bg-amber-500/15 text-amber-300 border border-amber-500/30">
+                            <span class="w-2 h-2 rounded-full bg-amber-400 animate-pulse"></span>
+                            <span class="hidden md:inline font-mono">SERVEUR</span> DEV
+                        </div>
+                    <?php endif; ?>
+
                     <!-- Badge Notification Mise à Jour Disponible -->
                     <button id="header-update-badge" type="button" onclick="openUpdatePanel()" style="display:none;"
                         class="inline-flex items-center gap-1.5 px-3 py-1.5 rounded-xl text-xs font-bold bg-amber-500/20 hover:bg-amber-500/30 text-amber-300 border border-amber-500/40 shadow-sm transition animate-pulse" title="Une mise à jour NexusPBX est disponible ! Cliquez pour voir les détails.">
@@ -1745,7 +1780,7 @@ $appVersion = $appVerData['version'] ?? '1.5.0';
                                         <span id="update-dot" class="relative inline-flex rounded-full h-3 w-3 bg-emerald-500"></span>
                                     </span>
                                     <h3 class="text-base font-bold text-white">Mises à Jour du Système NexusPBX</h3>
-                                    <span id="system-version-tag" class="px-2 py-0.5 text-xs font-mono font-bold rounded-lg bg-indigo-500/20 text-indigo-300 border border-indigo-500/30">v<?= htmlspecialchars($appVersion) ?></span>
+                                    <span id="system-version-tag" class="px-2 py-0.5 text-xs font-mono font-bold rounded-lg bg-indigo-500/20 text-indigo-300 border border-indigo-500/30">v<?= htmlspecialchars($appVersion) ?> — <?= htmlspecialchars($appCodename) ?></span>
                                 </div>
                                 <p class="text-xs text-slate-300 mt-1">Vérifiez les nouvelles versions officielles et mettez à jour votre PBX en 1 clic sans coupure de service.</p>
                             </div>
@@ -2520,7 +2555,7 @@ $appVersion = $appVerData['version'] ?? '1.5.0';
                                 </div>
                             </div>
 
-                            <div class="grid grid-cols-1 md:grid-cols-2 gap-4 pt-2">
+                            <div class="grid grid-cols-1 md:grid-cols-3 gap-4 pt-2">
                                 <div>
                                     <label class="block text-xs font-semibold text-slate-200 mb-1">RTP Keepalive (secondes)</label>
                                     <input type="number" id="sip-rtp-keepalive" name="rtp_keepalive" value="15" min="0" max="120"
@@ -2533,6 +2568,12 @@ $appVersion = $appVerData['version'] ?? '1.5.0';
                                         class="w-full px-3 py-2 rounded-xl bg-anthracite-950 border border-anthracite-700 text-xs text-white font-mono focus:ring-2 focus:ring-emerald-500 focus:outline-none">
                                     <p class="text-[11px] text-slate-400 mt-1">Durée avant coupure si aucun flux voix n'est reçu (raccroché distant brutal).</p>
                                 </div>
+                                <div>
+                                    <label class="block text-xs font-semibold text-slate-200 mb-1">RTP Timeout Mise en attente</label>
+                                    <input type="number" id="sip-rtp-timeout-hold" name="rtp_timeout_hold" value="0" min="0" max="3600"
+                                        class="w-full px-3 py-2 rounded-xl bg-anthracite-950 border border-anthracite-700 text-xs text-white font-mono focus:ring-2 focus:ring-emerald-500 focus:outline-none">
+                                    <p class="text-[11px] text-slate-400 mt-1">Délai max d'un appel en attente sans flux RTP (0 = illimité / désactivé).</p>
+                                </div>
                             </div>
                         </div>
 
@@ -2736,6 +2777,265 @@ $appVersion = $appVerData['version'] ?? '1.5.0';
                     </div>
                 </section>
 
+                <!-- ========================================================================= -->
+                <!-- ONGLET 16 : HAUTE DISPONIBILITÉ & CLUSTER HA (ACTIF / PASSIF KEEPALIVED) -->
+                <!-- ========================================================================= -->
+                <section id="tab-cluster" class="tab-panel hidden space-y-6">
+                    <!-- EN-TÊTE DE LA SECTION -->
+                    <div class="flex flex-col sm:flex-row items-start sm:items-center justify-between gap-4 bg-anthracite-800 p-6 rounded-2xl border border-anthracite-700">
+                        <div>
+                            <div class="flex items-center gap-2 mb-1">
+                                <span class="px-2.5 py-0.5 rounded-full text-xs font-bold bg-cyan-500/20 text-cyan-300 border border-cyan-500/30">CLUSTER HA</span>
+                                <span id="cluster-header-state-badge" class="px-2.5 py-0.5 rounded-full text-xs font-bold bg-slate-700 text-slate-300">DÉSACTIVÉ</span>
+                            </div>
+                            <h2 class="text-xl font-black text-white tracking-wide">Haute Disponibilité (Cluster HA Actif / Passif)</h2>
+                            <p class="text-xs text-slate-300 mt-1">Bascule automatique en &lt; 3 secondes par IP Virtuelle Flottante (VRRP / Keepalived) et synchronisation temps réel.</p>
+                        </div>
+                        <div class="flex items-center gap-2">
+                            <button type="button" onclick="refreshClusterStatus()"
+                                class="px-3.5 py-2 rounded-xl text-xs font-bold text-slate-300 bg-anthracite-900 border border-anthracite-700 hover:text-white hover:border-slate-500 transition flex items-center gap-2">
+                                <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 4v5h.582m15.356 2A8.001 8.001 0 004.582 9m0 0H9m11 11v-5h-.581m0 0a8.003 8.003 0 01-15.357-2m15.357 2H15"/></svg>
+                                <span>Actualiser</span>
+                            </button>
+                            <button type="button" onclick="triggerClusterSwitchover()" id="btn-cluster-switchover"
+                                class="px-3.5 py-2 rounded-xl text-xs font-bold text-amber-300 bg-amber-500/10 border border-amber-500/30 hover:bg-amber-500/20 transition flex items-center gap-2">
+                                <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 7h12m0 0l-4-4m4 4l-4 4m0 6H4m0 0l4 4m-4-4l4-4"/></svg>
+                                <span>Bascule Manuelle (Switchover)</span>
+                            </button>
+                        </div>
+                    </div>
+
+                    <!-- CARTES STATISTIQUES / ÉTAT EN TEMPS RÉEL -->
+                    <div class="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-4 gap-4">
+                        <!-- CARTE 1 : ÉTAT NŒUD LOCAL -->
+                        <div class="p-4 rounded-xl bg-anthracite-800 border border-anthracite-700 space-y-2">
+                            <div class="flex items-center justify-between text-xs text-slate-400">
+                                <span>Nœud Local</span>
+                                <span id="cluster-card-role-badge" class="px-2 py-0.5 rounded text-[10px] font-bold bg-slate-700 text-slate-300">MASTER</span>
+                            </div>
+                            <div class="flex items-baseline justify-between">
+                                <span id="cluster-card-state" class="text-lg font-bold text-white tracking-wide">STANDALONE</span>
+                                <span id="cluster-card-vip-indicator" class="text-[10px] font-mono px-1.5 py-0.5 rounded bg-anthracite-900 text-slate-400">VIP: Inactive</span>
+                            </div>
+                            <p id="cluster-card-iface" class="text-[11px] text-slate-400 font-mono">Interface : ens18</p>
+                        </div>
+
+                        <!-- CARTE 2 : ADRESSE IP VIRTUELLE (VIP) -->
+                        <div class="p-4 rounded-xl bg-anthracite-800 border border-anthracite-700 space-y-2">
+                            <div class="flex items-center justify-between text-xs text-slate-400">
+                                <span>IP Virtuelle (VIP)</span>
+                                <span class="text-[10px] font-bold text-cyan-400">VRRP ID: <span id="cluster-card-vrid">51</span></span>
+                            </div>
+                            <div class="text-lg font-bold font-mono text-cyan-300 tracking-wide" id="cluster-card-vip">
+                                Non configurée
+                            </div>
+                            <p class="text-[11px] text-slate-400">Point de connexion des Postes &amp; Trunks</p>
+                        </div>
+
+                        <!-- CARTE 3 : NŒUD DISTANT (PEER) -->
+                        <div class="p-4 rounded-xl bg-anthracite-800 border border-anthracite-700 space-y-2">
+                            <div class="flex items-center justify-between text-xs text-slate-400">
+                                <span>Nœud Distant (Pair)</span>
+                                <span id="cluster-card-peer-status" class="px-2 py-0.5 rounded text-[10px] font-bold bg-slate-700 text-slate-300">INCONNU</span>
+                            </div>
+                            <div class="text-base font-bold font-mono text-white tracking-wide truncate" id="cluster-card-peer-ip">
+                                Non configuré
+                            </div>
+                            <p id="cluster-card-peer-ping" class="text-[11px] text-slate-400 font-mono">Latence ping : —</p>
+                        </div>
+
+                        <!-- CARTE 4 : RÉPLICATION DES DONNÉES -->
+                        <div class="p-4 rounded-xl bg-anthracite-800 border border-anthracite-700 space-y-2">
+                            <div class="flex items-center justify-between text-xs text-slate-400">
+                                <span>Synchronisation</span>
+                                <button type="button" onclick="triggerClusterSyncNow()" class="text-[10px] text-indigo-400 hover:text-indigo-300 font-bold underline">Sync Now</button>
+                            </div>
+                            <div class="text-sm font-bold text-white truncate" id="cluster-card-sync-status">
+                                Jamais synchronisé
+                            </div>
+                            <p id="cluster-card-sync-time" class="text-[11px] text-slate-400 font-mono">Dernier échange : —</p>
+                        </div>
+                    </div>
+
+                    <!-- CONTENU PRINCIPAL : FORMULAIRE & ACTIONS -->
+                    <div class="grid grid-cols-1 lg:grid-cols-3 gap-6">
+                        <!-- FORMULAIRE DE CONFIGURATION DU CLUSTER (2/3) -->
+                        <div class="lg:col-span-2 bg-anthracite-800 p-6 rounded-2xl border border-anthracite-700 space-y-5">
+                            <h3 class="text-sm font-bold text-white uppercase tracking-wider flex items-center gap-2">
+                                <svg class="w-4 h-4 text-cyan-400" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 6V4m0 2a2 2 0 100 4m0-4a2 2 0 110 4m-6 8a2 2 0 100-4m0 4a2 2 0 110-4m0 4v2m0-6V4m6 6v10m6-2a2 2 0 100-4m0 4a2 2 0 110-4m0 4v2m0-6V4"/></svg>
+                                <span>Paramétrage de la Haute Disponibilité (Keepalived VRRP)</span>
+                            </h3>
+
+                            <form id="form-cluster-settings" onsubmit="saveClusterSettings(event)" class="space-y-4">
+                                <!-- SWITCH ACTIVATION -->
+                                <div class="flex items-center justify-between p-3.5 rounded-xl bg-anthracite-900/80 border border-anthracite-700">
+                                    <div>
+                                        <label for="cluster-enabled" class="text-sm font-bold text-white cursor-pointer">Activer le Cluster Haute Disponibilité</label>
+                                        <p class="text-xs text-slate-400">Active Keepalived pour surveiller Asterisk et partager l'IP flottante.</p>
+                                    </div>
+                                    <label class="relative inline-flex items-center cursor-pointer">
+                                        <input type="checkbox" id="cluster-enabled" name="enabled" value="1" class="sr-only peer">
+                                        <div class="w-11 h-6 bg-anthracite-700 peer-focus:outline-none rounded-full peer peer-checked:after:translate-x-full peer-checked:after:border-white after:content-[''] after:absolute after:top-[2px] after:left-[2px] after:bg-white after:border-slate-300 after:border after:rounded-full after:h-5 after:w-5 after:transition-all peer-checked:bg-cyan-500"></div>
+                                    </label>
+                                </div>
+
+                                <!-- RÔLE DU SERVEUR -->
+                                <div class="space-y-1.5">
+                                    <label class="block text-xs font-bold text-slate-300 uppercase">Rôle initial de ce serveur</label>
+                                    <div class="grid grid-cols-1 sm:grid-cols-2 gap-3">
+                                        <label class="flex items-center gap-3 p-3 rounded-xl border border-anthracite-700 bg-anthracite-900/60 cursor-pointer hover:border-slate-500 transition">
+                                            <input type="radio" name="role" value="master" class="text-cyan-500 focus:ring-cyan-400" checked>
+                                            <div>
+                                                <span class="text-xs font-bold text-white">Nœud 1 : Master (Primaire)</span>
+                                                <p class="text-[10px] text-slate-400">Priorité VRRP 100 • Porte la VIP au démarrage.</p>
+                                            </div>
+                                        </label>
+                                        <label class="flex items-center gap-3 p-3 rounded-xl border border-anthracite-700 bg-anthracite-900/60 cursor-pointer hover:border-slate-500 transition">
+                                            <input type="radio" name="role" value="backup" class="text-cyan-500 focus:ring-cyan-400">
+                                            <div>
+                                                <span class="text-xs font-bold text-white">Nœud 2 : Standby (Secondaire)</span>
+                                                <p class="text-[10px] text-slate-400">Priorité VRRP 90 • Prend le relais si le Master tombe.</p>
+                                            </div>
+                                        </label>
+                                    </div>
+                                </div>
+
+                                <!-- INTERFACE RÉSEAU & IP VIRTUELLE -->
+                                <div class="grid grid-cols-1 sm:grid-cols-3 gap-3">
+                                    <div class="sm:col-span-1">
+                                        <label class="block text-xs font-bold text-slate-300 uppercase mb-1">Carte Réseau</label>
+                                        <select id="cluster-interface" name="interface" required
+                                            class="w-full px-3 py-2 rounded-xl bg-anthracite-900 border border-anthracite-700 text-sm text-white focus:outline-none focus:border-cyan-400 font-mono">
+                                            <option value="eth0">eth0</option>
+                                        </select>
+                                    </div>
+                                    <div class="sm:col-span-2">
+                                        <label class="block text-xs font-bold text-slate-300 uppercase mb-1">IP Virtuelle Flottante (VIP)</label>
+                                        <div class="flex gap-2">
+                                            <input type="text" id="cluster-virtual-ip" name="virtual_ip" placeholder="ex: 10.10.0.100"
+                                                class="flex-1 px-3 py-2 rounded-xl bg-anthracite-900 border border-anthracite-700 text-sm text-white focus:outline-none focus:border-cyan-400 font-mono">
+                                            <span class="flex items-center text-slate-400 font-mono text-sm">/</span>
+                                            <input type="text" id="cluster-virtual-netmask" name="virtual_netmask" value="24" placeholder="24"
+                                                class="w-16 px-2 py-2 rounded-xl bg-anthracite-900 border border-anthracite-700 text-sm text-white text-center focus:outline-none focus:border-cyan-400 font-mono">
+                                        </div>
+                                    </div>
+                                </div>
+
+                                <!-- IP DU PAIR & JETON SECRET -->
+                                <div class="grid grid-cols-1 sm:grid-cols-2 gap-3">
+                                    <div>
+                                        <label class="block text-xs font-bold text-slate-300 uppercase mb-1">IP & Port d'Administration du Pair</label>
+                                        <div class="flex gap-2">
+                                            <input type="text" id="cluster-peer-ip" name="peer_ip" placeholder="ex: 10.10.0.5"
+                                                class="flex-1 px-3 py-2 rounded-xl bg-anthracite-900 border border-anthracite-700 text-sm text-white focus:outline-none focus:border-cyan-400 font-mono">
+                                            <span class="flex items-center text-slate-400 font-mono text-sm">:</span>
+                                            <input type="number" id="cluster-peer-port" name="peer_port" value="8443" min="1" max="65535" placeholder="8443"
+                                                class="w-24 px-3 py-2 rounded-xl bg-anthracite-900 border border-anthracite-700 text-sm text-white text-center focus:outline-none focus:border-cyan-400 font-mono" title="Port HTTPS d'administration du serveur distant (ex: 8443 ou 2356)">
+                                        </div>
+                                    </div>
+                                    <div>
+                                        <label class="block text-xs font-bold text-slate-300 uppercase mb-1">Jeton de Sécurité Cluster (Secret)</label>
+                                        <div class="flex gap-1.5">
+                                            <input type="text" id="cluster-secret" name="cluster_secret" required
+                                                class="flex-1 px-3 py-2 rounded-xl bg-anthracite-900 border border-anthracite-700 text-xs text-white font-mono focus:outline-none focus:border-cyan-400">
+                                            <button type="button" onclick="regenerateClusterSecret()" title="Générer un nouveau token"
+                                                class="px-2.5 py-2 rounded-xl bg-anthracite-900 border border-anthracite-700 text-slate-300 hover:text-white transition">🎲</button>
+                                            <button type="button" onclick="copyClusterSecret()" title="Copier le token"
+                                                class="px-2.5 py-2 rounded-xl bg-anthracite-900 border border-anthracite-700 text-slate-300 hover:text-white transition">📋</button>
+                                        </div>
+                                    </div>
+                                </div>
+
+                                <!-- DÉLAI D'EXPIRATION / RÉENREGISTREMENT POSTES (REGISTER HA) -->
+                                <div id="cluster-blf-expiry-container" class="hidden p-3.5 rounded-xl bg-anthracite-900/80 border border-cyan-500/30 space-y-1">
+                                    <div class="flex flex-col sm:flex-row sm:items-center justify-between gap-3">
+                                        <div class="space-y-1">
+                                            <div class="flex items-center gap-2 mb-0.5">
+                                                <label for="cluster-blf-expiry" class="text-xs font-bold text-white cursor-pointer">Intervalle de réenregistrement des Postes (REGISTER)</label>
+                                                <span class="px-2 py-0.5 rounded text-[10px] font-bold bg-cyan-500/20 text-cyan-300 border border-cyan-500/30">Recommandé HA : 120s</span>
+                                            </div>
+                                            <p class="text-[11px] text-slate-400 leading-relaxed">
+                                                Plafond d'expiration imposé aux téléphones pour le renouvellement de leur enregistrement SIP (<code class="text-cyan-300 font-mono text-[10px]">REGISTER</code>). En cas de bascule HA, ce délai force les postes à se réenregistrer rapidement sur le serveur actif (ex. toutes les 60s pour un plafond de 120s) afin de rétablir les appels entrants et sortants sans attendre (par défaut 1800s sans HA).
+                                            </p>
+                                            <p class="text-[10px] text-amber-400/90 leading-normal flex items-start gap-1.5 pt-0.5">
+                                                <span class="text-xs">ℹ️</span>
+                                                <span><strong>Voyants BLF (<code class="text-amber-300 font-mono text-[10px]">SUBSCRIBE</code>) :</strong> Ce paramètre ne gère pas les touches BLF. La fréquence de rafraîchissement des touches de supervision est décidée directement par le téléphone lui-même (ex. paramètre Yealink <code class="text-amber-300 font-mono text-[10px]">account.X.blf.subscribe_period = 120</code>).</span>
+                                            </p>
+                                        </div>
+                                        <div class="flex items-center gap-2 shrink-0">
+                                            <input type="number" id="cluster-blf-expiry" name="blf_expiry" value="120" min="30" max="3600"
+                                                class="w-24 px-3 py-2 rounded-xl bg-anthracite-900 border border-anthracite-700 text-sm text-white text-center font-mono focus:outline-none focus:border-cyan-400">
+                                            <span class="text-xs text-slate-400 font-mono">sec</span>
+                                        </div>
+                                    </div>
+                                </div>
+
+                                <!-- OPTIONS AVANCÉES (VRID, AUTO-SYNC) -->
+                                <div class="grid grid-cols-1 sm:grid-cols-2 gap-3 pt-2 border-t border-anthracite-700/60">
+                                    <div class="flex items-center gap-2">
+                                        <input type="checkbox" id="cluster-auto-sync" name="auto_sync" value="1" checked
+                                            class="rounded bg-anthracite-900 border-anthracite-700 text-cyan-500 focus:ring-cyan-400">
+                                        <label for="cluster-auto-sync" class="text-xs text-slate-300 cursor-pointer">Synchroniser automatiquement la base et les sons vers le pair</label>
+                                    </div>
+                                    <div class="flex items-center justify-end gap-2 text-xs text-slate-400 font-mono">
+                                        <span>Virtual Router ID (VRID) :</span>
+                                        <input type="number" id="cluster-vrid" name="vrid" value="51" min="1" max="255"
+                                            class="w-16 px-2 py-1 rounded bg-anthracite-900 border border-anthracite-700 text-white text-center text-xs">
+                                    </div>
+                                </div>
+
+                                <div class="pt-2 flex justify-end">
+                                    <button type="submit"
+                                        class="px-5 py-2.5 rounded-xl font-bold text-xs bg-cyan-500 hover:bg-cyan-400 text-slate-950 transition flex items-center gap-2 shadow-lg shadow-cyan-500/20">
+                                        <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M5 13l4 4L19 7"/></svg>
+                                        <span>Enregistrer &amp; Déployer le Cluster Keepalived</span>
+                                    </button>
+                                </div>
+                            </form>
+                        </div>
+
+                        <!-- PANNEAU DROIT : LOGS & DIAGNOSTIC EN DIRECT (1/3) -->
+                        <div class="bg-anthracite-800 p-6 rounded-2xl border border-anthracite-700 space-y-4 flex flex-col justify-between">
+                            <div class="space-y-4">
+                                <h3 class="text-sm font-bold text-white uppercase tracking-wider flex items-center gap-2">
+                                    <svg class="w-4 h-4 text-emerald-400" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z"/></svg>
+                                    <span>Services &amp; Santé Système</span>
+                                </h3>
+
+                                <div class="space-y-2 text-xs">
+                                    <div class="flex items-center justify-between p-2.5 rounded-xl bg-anthracite-900 border border-anthracite-700/80">
+                                        <span class="text-slate-300">Démon Keepalived</span>
+                                        <span id="cluster-svc-keepalived" class="font-mono text-slate-400">Vérification...</span>
+                                    </div>
+                                    <div class="flex items-center justify-between p-2.5 rounded-xl bg-anthracite-900 border border-anthracite-700/80">
+                                        <span class="text-slate-300">Processus Asterisk</span>
+                                        <span id="cluster-svc-asterisk" class="font-mono text-slate-400">Vérification...</span>
+                                    </div>
+                                    <div class="flex items-center justify-between p-2.5 rounded-xl bg-anthracite-900 border border-anthracite-700/80">
+                                        <span class="text-slate-300">Ping Nœud Pair</span>
+                                        <span id="cluster-svc-peer" class="font-mono text-slate-400">—</span>
+                                    </div>
+                                </div>
+
+                                <div class="pt-2">
+                                    <h4 class="text-xs font-bold text-slate-300 uppercase mb-1.5 flex items-center justify-between">
+                                        <span>Journal d'Événements Cluster</span>
+                                        <span class="text-[10px] text-slate-500 font-mono">/var/log/nexus_cluster.log</span>
+                                    </h4>
+                                    <div id="cluster-logs-container"
+                                        class="h-44 overflow-y-auto p-3 rounded-xl bg-anthracite-950 border border-anthracite-700/80 font-mono text-[11px] text-slate-300 space-y-1">
+                                        <p class="text-slate-500">Aucun événement enregistré.</p>
+                                    </div>
+                                </div>
+                            </div>
+
+                            <div class="p-3 rounded-xl bg-indigo-950/40 border border-indigo-500/30 text-[11px] text-indigo-300">
+                                💡 <strong>Conseil d'Architecture :</strong> Vos téléphones IP (Yealink, Groundwire) et vos Trunks SIP doivent pointer sur l'adresse <strong>IP Virtuelle (VIP)</strong>.
+                            </div>
+                        </div>
+                    </div>
+                </section>
+
             </main>
         </div>
     </div>
@@ -5074,6 +5374,90 @@ $appVersion = $appVerData['version'] ?? '1.5.0';
         </div>
     </div>
 
+    <!-- ===================================================================== -->
+    <!-- MODAL : CONFIRMATION DE REDÉMARRAGE POSTE SIP                        -->
+    <!-- ===================================================================== -->
+    <div id="modal-confirm-reboot-extension" class="fixed inset-0 z-50 hidden items-center justify-center bg-black/80 backdrop-blur-sm p-3 sm:p-4 overflow-y-auto">
+        <div class="bg-anthracite-900 border border-amber-500/40 rounded-2xl w-full max-w-lg shadow-2xl overflow-hidden my-6 animate-fadeIn">
+            <!-- Entête -->
+            <div class="px-6 py-5 border-b border-anthracite-800 bg-gradient-to-r from-amber-950/40 via-anthracite-900 to-anthracite-900 flex items-start justify-between">
+                <div class="flex items-center gap-3.5">
+                    <div class="w-11 h-11 rounded-xl bg-amber-500/15 border border-amber-500/30 text-amber-400 flex items-center justify-center shrink-0 shadow-lg shadow-amber-950/50">
+                        <svg class="w-6 h-6" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M4 4v5h.582m15.356 2A8.001 8.001 0 004.582 9m0 0H9m11 11v-5h-.581m0 0a8.003 8.003 0 01-15.357-2m15.357 2H15"/>
+                        </svg>
+                    </div>
+                    <div>
+                        <div class="flex items-center gap-2">
+                            <h3 class="text-base font-bold text-white">Redémarrer le Téléphone IP</h3>
+                            <span class="px-2 py-0.5 rounded text-[10px] font-bold tracking-wide uppercase bg-amber-500/20 text-amber-300 border border-amber-500/30">SIP NOTIFY</span>
+                        </div>
+                        <p class="text-xs text-slate-400 mt-0.5">
+                            Poste <span id="reboot-modal-ext-num" class="font-mono font-bold text-indigo-300"></span> — <span id="reboot-modal-ext-name" class="font-medium text-slate-200"></span>
+                        </p>
+                    </div>
+                </div>
+                <button type="button" onclick="closeRebootModal()" class="text-slate-400 hover:text-white p-1.5 rounded-lg hover:bg-anthracite-800 transition">
+                    <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"/></svg>
+                </button>
+            </div>
+
+            <!-- Corps -->
+            <div class="p-6 space-y-4">
+                <!-- Indicateur de vérification de l'état en direct -->
+                <div id="reboot-modal-checking" class="flex items-center gap-2.5 p-3 rounded-xl bg-anthracite-950 border border-anthracite-800 text-xs text-slate-400">
+                    <svg class="w-4 h-4 text-indigo-400 animate-spin shrink-0" fill="none" viewBox="0 0 24 24"><circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4"></circle><path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8v8z"></path></svg>
+                    <span>Vérification des appels en cours sur ce combiné...</span>
+                </div>
+
+                <!-- ALERTE ROUGE : Appel / conversation en cours -->
+                <div id="reboot-modal-call-warning" class="hidden p-4 rounded-xl bg-rose-500/15 border-2 border-rose-500/60 space-y-3">
+                    <div class="flex items-center gap-2 text-rose-400 font-bold text-sm">
+                        <svg class="w-5 h-5 shrink-0" fill="none" stroke="currentColor" viewBox="0 0 24 24"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 9v2m0 4h.01m-6.938 4h13.856c1.54 0 2.502-1.667 1.732-3L13.732 4c-.77-1.333-2.694-1.333-3.464 0L3.34 16c-.77 1.333.192 3 1.732 3z"/></svg>
+                        <span>ATTENTION : CONVERSATION EN COURS SUR CE POSTE !</span>
+                    </div>
+                    <p class="text-xs text-rose-200">
+                        Ce combiné est actuellement <strong class="underline">en communication active</strong>.
+                    </p>
+                    <div id="reboot-modal-call-details" class="p-2.5 rounded-lg bg-black/50 border border-rose-500/40 text-xs font-mono text-rose-300"></div>
+                    <div class="p-3 rounded-lg bg-rose-950/60 border border-rose-500/40 text-xs font-semibold text-rose-200 flex items-start gap-2">
+                        <span class="text-base leading-none">⚠️</span>
+                        <span>Si vous confirmez le redémarrage, <strong>la conversation téléphonique sera immédiatement coupée</strong> pour votre interlocuteur !</span>
+                    </div>
+                </div>
+
+                <!-- Information normale (quand pas d'appel) -->
+                <div id="reboot-modal-normal-info" class="hidden space-y-3">
+                    <div class="p-3.5 rounded-xl bg-anthracite-950 border border-anthracite-800 text-xs text-slate-300 space-y-2">
+                        <div class="flex items-center gap-2 text-emerald-400 font-semibold">
+                            <span class="w-2 h-2 rounded-full bg-emerald-400"></span>
+                            <span>Aucune conversation en cours (poste libre)</span>
+                        </div>
+                        <p class="text-slate-400">
+                            Un ordre SIP NOTIFY standard (<code class="text-amber-300 font-mono">check-sync;reboot=true</code>) va être envoyé au téléphone.
+                        </p>
+                    </div>
+                    <div class="p-3.5 rounded-xl bg-amber-500/10 border border-amber-500/20 text-xs text-amber-200 space-y-1">
+                        <div class="font-bold">Effet du redémarrage :</div>
+                        <p class="text-slate-300">Le téléphone va redémarrer, recharger son provisioning et synchroniser ses touches BLF (interruption d'environ 30 à 45 secondes).</p>
+                    </div>
+                </div>
+            </div>
+
+            <!-- Boutons d'action -->
+            <div class="px-6 py-4 border-t border-anthracite-800 bg-anthracite-950/80 flex items-center justify-end gap-3">
+                <button type="button" onclick="closeRebootModal()"
+                    class="px-4 py-2.5 rounded-xl text-xs font-semibold bg-anthracite-800 hover:bg-anthracite-750 text-slate-300 border border-anthracite-700 transition">
+                    Annuler
+                </button>
+                <button type="button" id="btn-confirm-reboot-action" onclick="confirmRebootExtension()"
+                    class="px-5 py-2.5 rounded-xl text-xs font-bold bg-amber-600 hover:bg-amber-500 text-white shadow-lg shadow-amber-600/30 transition flex items-center gap-2">
+                    <span id="reboot-confirm-btn-label">Confirmer le redémarrage</span>
+                </button>
+            </div>
+        </div>
+    </div>
+
     <script src="/assets/app.js?v=<?= filemtime(__DIR__ . '/assets/app.js') ?>"></script>
 </body>
 </html>

scripts/cluster/check_asterisk.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+# ==============================================================================
+# NexusPBX HA - Script de surveillance de santé d'Asterisk pour Keepalived VRRP
+# ==============================================================================
+set -euo pipefail
+export PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:$PATH"
+
+# 1. Vérifie si le binaire et le démon asterisk tournent
+if ! pidof asterisk >/dev/null 2>&1; then
+    exit 1
+fi
+
+# 2. Teste si Asterisk répond aux requêtes CLI (core show uptime)
+RESP=$(/usr/sbin/asterisk -rx "core show uptime" 2>/dev/null || true)
+if echo "$RESP" | grep -qi "uptime"; then
+    exit 0
+fi
+
+# 3. Tentative alternative via core show version
+if /usr/sbin/asterisk -rx "core show version" >/dev/null 2>&1; then
+    exit 0
+fi
+
+exit 1

scripts/cluster/notify_backup.sh

@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+# ==============================================================================
+# NexusPBX HA - Notification Keepalived : Transition vers l'état BACKUP / STANDBY
+# ==============================================================================
+set -euo pipefail
+export PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:$PATH"
+
+LOG_FILE="/var/log/nexus_cluster.log"
+TIMESTAMP=$(date '+%Y-%m-%d %H:%M:%S')
+
+echo "[$TIMESTAMP] [CLUSTER] <<< Transition vers l'état BACKUP / STANDBY (En veille) >>>" >> "$LOG_FILE"
+
+# 1. Mise à jour de l'état en base locale
+DB_PATH="/var/www/nexus-pbx/storage/database.sqlite"
+if [ -f "$DB_PATH" ]; then
+    sqlite3 "$DB_PATH" "UPDATE cluster_settings SET last_sync_status='standby_idle', updated_at=CURRENT_TIMESTAMP WHERE id=1;" 2>/dev/null || true
+    chown www-data:asterisk "$DB_PATH" "${DB_PATH}-wal" "${DB_PATH}-shm" 2>/dev/null || true
+    chmod 660 "$DB_PATH" "${DB_PATH}-wal" "${DB_PATH}-shm" 2>/dev/null || true
+fi
+
+# 2. Raccrochage immédiat des canaux orphelins et désenregistrement des Trunks PJSIP
+# Un nœud en Standby / Backup ne doit avoir aucun canal actif afin de libérer les BLF et éviter les conflits
+if pidof asterisk >/dev/null 2>&1; then
+    /usr/sbin/asterisk -rx "channel request hangup all" >> "$LOG_FILE" 2>&1 || true
+    /usr/sbin/asterisk -rx "pjsip send unregister *" >> "$LOG_FILE" 2>&1 || true
+    for reg in $(/usr/sbin/asterisk -rx "pjsip show registrations" 2>/dev/null | grep -o '[a-zA-Z0-9_\-]*-reg' | sort -u); do
+        /usr/sbin/asterisk -rx "pjsip send unregister $reg" >> "$LOG_FILE" 2>&1 || true
+    done
+    /usr/sbin/asterisk -rx "dialplan reload" >> "$LOG_FILE" 2>&1 || true
+fi
+
+# 3. Isolation SIP stricte du nœud Standby / Backup via iptables (Architecture Télécom HA)
+# Un nœud en veille ne doit JAMAIS répondre aux requêtes SIP des téléphones.
+# Tout paquet SIP arrivant sur le Slave est immédiatement rejeté (ICMP port unreachable),
+# ce qui force les téléphones (Yealink T46S, T54W, Fanvil, Snom...) à clore immédiatement
+# leurs anciens dialogues orphelins et à réémettre leurs SUBSCRIBE BLF et REGISTER vers la VIP active.
+iptables -C INPUT -i lo -j ACCEPT 2>/dev/null || iptables -I INPUT -i lo -j ACCEPT
+iptables -C INPUT -p udp -m multiport --dports 5060,5061 -j REJECT --reject-with icmp-port-unreachable 2>/dev/null || \
+    iptables -A INPUT -p udp -m multiport --dports 5060,5061 -j REJECT --reject-with icmp-port-unreachable
+iptables -C INPUT -p tcp -m multiport --dports 5060,5061 -j REJECT --reject-with tcp-reset 2>/dev/null || \
+    iptables -A INPUT -p tcp -m multiport --dports 5060,5061 -j REJECT --reject-with tcp-reset
+
+echo "[$TIMESTAMP] [CLUSTER] Mode Standby actif (Ports SIP isolés). En écoute des battements de cœur VRRP." >> "$LOG_FILE"
+exit 0

scripts/cluster/notify_fault.sh

@@ -0,0 +1,25 @@
+#!/usr/bin/env bash
+# ==============================================================================
+# NexusPBX HA - Notification Keepalived : Transition vers l'état FAULT / ERREUR
+# ==============================================================================
+set -euo pipefail
+export PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:$PATH"
+
+LOG_FILE="/var/log/nexus_cluster.log"
+TIMESTAMP=$(date '+%Y-%m-%d %H:%M:%S')
+
+echo "[$TIMESTAMP] [CLUSTER] [ALERTE] ÉTAT FAULT DÉTECTÉ sur le nœud !" >> "$LOG_FILE"
+
+DB_PATH="/var/www/nexus-pbx/storage/database.sqlite"
+if [ -f "$DB_PATH" ]; then
+    sqlite3 "$DB_PATH" "UPDATE cluster_settings SET last_sync_status='fault', updated_at=CURRENT_TIMESTAMP WHERE id=1;" 2>/dev/null || true
+fi
+
+# Isolation des ports SIP en cas d'anomalie
+iptables -C INPUT -i lo -j ACCEPT 2>/dev/null || iptables -I INPUT -i lo -j ACCEPT
+iptables -C INPUT -p udp -m multiport --dports 5060,5061 -j REJECT --reject-with icmp-port-unreachable 2>/dev/null || \
+    iptables -A INPUT -p udp -m multiport --dports 5060,5061 -j REJECT --reject-with icmp-port-unreachable
+iptables -C INPUT -p tcp -m multiport --dports 5060,5061 -j REJECT --reject-with tcp-reset 2>/dev/null || \
+    iptables -A INPUT -p tcp -m multiport --dports 5060,5061 -j REJECT --reject-with tcp-reset
+
+exit 0

scripts/cluster/notify_master.sh

@@ -0,0 +1,90 @@
+#!/usr/bin/env bash
+# ==============================================================================
+# NexusPBX HA - Notification Keepalived : Transition vers l'état MASTER
+# ==============================================================================
+set -euo pipefail
+export PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:$PATH"
+
+LOG_FILE="/var/log/nexus_cluster.log"
+TIMESTAMP=$(date '+%Y-%m-%d %H:%M:%S')
+
+echo "[$TIMESTAMP] [CLUSTER] >>> Transition vers l'état MASTER (VIP active) <<<" >> "$LOG_FILE"
+
+# 0. Réconciliation préalable au Failback : si le pair était actif et a des modifications plus récentes,
+# récupérer sa réplication AVANT d'ouvrir les flux SIP et de servir le trafic !
+if [ -f "/var/www/nexus-pbx/scripts/nexus_cluster_sync.php" ]; then
+    echo "[$TIMESTAMP] [CLUSTER] Vérification réconciliation failback avec le pair..." >> "$LOG_FILE"
+    php /var/www/nexus-pbx/scripts/nexus_cluster_sync.php --failback-check >> "$LOG_FILE" 2>&1 || true
+fi
+
+# 1. Ouverture immédiate des ports SIP entrants sur le nouveau MASTER (levée d'isolation)
+iptables -D INPUT -p udp -m multiport --dports 5060,5061 -j REJECT --reject-with icmp-port-unreachable 2>/dev/null || true
+iptables -D INPUT -p tcp -m multiport --dports 5060,5061 -j REJECT --reject-with tcp-reset 2>/dev/null || true
+
+# 1. Mise à jour de l'état en base de données locale si SQLite disponible
+DB_PATH="/var/www/nexus-pbx/storage/database.sqlite"
+ASTDB_PATH="/var/lib/asterisk/astdb.sqlite3"
+
+if [ -f "$DB_PATH" ]; then
+    sqlite3 "$DB_PATH" "UPDATE cluster_settings SET last_sync_status='master_active', updated_at=CURRENT_TIMESTAMP WHERE id=1;" 2>/dev/null || true
+    chown www-data:asterisk "$DB_PATH" "${DB_PATH}-wal" "${DB_PATH}-shm" 2>/dev/null || true
+    chmod 660 "$DB_PATH" "${DB_PATH}-wal" "${DB_PATH}-shm" 2>/dev/null || true
+fi
+
+# 2. Vérification et réparation d'intégrité de la base SQLite AstDB (contacts téléphones)
+if [ -f "$ASTDB_PATH" ]; then
+    INTEGRITY=$(sqlite3 "$ASTDB_PATH" "PRAGMA integrity_check;" 2>/dev/null || echo "corrupt")
+    if [ "$INTEGRITY" != "ok" ]; then
+        echo "[$TIMESTAMP] [CLUSTER] ALERTE: astdb.sqlite3 corrompu ($INTEGRITY). Auto-réparation immédiate..." >> "$LOG_FILE"
+        mv -f "$ASTDB_PATH" "${ASTDB_PATH}.corrupt.$(date +%s)" 2>/dev/null || true
+        sqlite3 "$ASTDB_PATH" "CREATE TABLE astdb(key TEXT, value TEXT, PRIMARY KEY(key));" 2>/dev/null || true
+        chown asterisk:asterisk "$ASTDB_PATH" 2>/dev/null || true
+        chmod 664 "$ASTDB_PATH" 2>/dev/null || true
+        echo "[$TIMESTAMP] [CLUSTER] astdb.sqlite3 recréé proprement." >> "$LOG_FILE"
+    fi
+fi
+
+# 3. Purge préventive des canaux résiduels / fantômes et rechargement PJSIP/Dialplan
+# Si le nœud a été mis en pause ou déconnecté, les canaux antérieurs sont morts.
+# Leur raccrochage réinitialise immédiatement les hints à l'état Idle et éteint les BLF.
+if pidof asterisk >/dev/null 2>&1; then
+    /usr/sbin/asterisk -rx "channel request hangup all" >> "$LOG_FILE" 2>&1 || true
+    /usr/sbin/asterisk -rx "database deltree subscription_persistence" >> "$LOG_FILE" 2>&1 || true
+    /usr/sbin/asterisk -rx "pjsip reload" >> "$LOG_FILE" 2>&1 || true
+    /usr/sbin/asterisk -rx "pjsip send register *" >> "$LOG_FILE" 2>&1 || true
+    for reg in $(/usr/sbin/asterisk -rx "pjsip show registrations" 2>/dev/null | grep -o '[a-zA-Z0-9_\-]*-reg' | sort -u); do
+        /usr/sbin/asterisk -rx "pjsip send register $reg" >> "$LOG_FILE" 2>&1 || true
+    done
+    /usr/sbin/asterisk -rx "dialplan reload" >> "$LOG_FILE" 2>&1 || true
+fi
+
+# 4. Gratuitous ARP pour forcer la mise à jour immédiate des tables ARP des switches et téléphones SIP
+VIP=$(sqlite3 "$DB_PATH" "SELECT virtual_ip FROM cluster_settings WHERE id=1;" 2>/dev/null || echo "")
+IFACE=$(sqlite3 "$DB_PATH" "SELECT interface FROM cluster_settings WHERE id=1;" 2>/dev/null || echo "eth0")
+VIP_CLEAN=$(echo "$VIP" | cut -d'/' -f1)
+if [ -n "$VIP_CLEAN" ] && command -v arping >/dev/null 2>&1; then
+    echo "[$TIMESTAMP] [CLUSTER] Émission Gratuitous ARP pour $VIP_CLEAN sur $IFACE..." >> "$LOG_FILE"
+    arping -c 5 -U -I "$IFACE" "$VIP_CLEAN" >> "$LOG_FILE" 2>&1 || true
+fi
+
+# 5. Réveil progressif et réabonnement BLF des postes téléphoniques
+# Dès que les postes se réenregistrent sur ce Master (via la VIP), un signal silencieux check-sync
+# leur est transmis pour forcer la synchronisation immédiate de l'ensemble des touches BLF.
+if pidof asterisk >/dev/null 2>&1; then
+    echo "[$TIMESTAMP] [CLUSTER] Lancement du réveil BLF progressif en arrière-plan..." >> "$LOG_FILE"
+    (
+        for delay in 2 5 12 25; do
+            sleep "$delay"
+            if ! pidof asterisk >/dev/null 2>&1; then break; fi
+            # Cibler uniquement les postes actuellement joignables (Avail)
+            for ep in $(/usr/sbin/asterisk -rx "pjsip show contacts" 2>/dev/null | grep -E 'Contact:.*Avail' | awk '{print $2}' | cut -d'/' -f1 | sort -u); do
+                if [ -n "$ep" ]; then
+                    /usr/sbin/asterisk -rx "pjsip send notify check-sync endpoint $ep" >> "$LOG_FILE" 2>&1 || true
+                fi
+            done
+        done
+    ) >/dev/null 2>&1 &
+fi
+
+echo "[$TIMESTAMP] [CLUSTER] Prise de relais MASTER terminée avec succès." >> "$LOG_FILE"
+exit 0

scripts/nexus-cluster

@@ -0,0 +1,142 @@
+#!/usr/bin/env bash
+# ==============================================================================
+# NexusPBX HA - Script Helper Root pour l'orchestration Keepalived
+# ==============================================================================
+set -euo pipefail
+export PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:$PATH"
+
+CMD="${1:-status}"
+
+case "$CMD" in
+    apply)
+        # 1. Activation kernel sysctl pour liaison IP non-locale (indispensable HA)
+        sysctl -w net.ipv4.ip_nonlocal_bind=1 >/dev/null 2>&1 || true
+        if [ ! -f /etc/sysctl.d/99-nexus-ha.conf ]; then
+            echo "net.ipv4.ip_nonlocal_bind=1" > /etc/sysctl.d/99-nexus-ha.conf 2>/dev/null || true
+        fi
+
+        # 2. Vérification et installation éventuelle de Keepalived et arping
+        if ! command -v keepalived >/dev/null 2>&1 || ! command -v arping >/dev/null 2>&1; then
+            apt-get update -qq && apt-get install -y -qq keepalived iputils-arping >/dev/null 2>&1 || true
+        fi
+
+        # 3. Création et sécurisation stricte du dossier des scripts Keepalived (exigences strictes Keepalived 2.x)
+        mkdir -p /etc/keepalived/scripts
+        if [ -d "/var/www/nexus-pbx/scripts/cluster" ]; then
+            cp -f /var/www/nexus-pbx/scripts/cluster/*.sh /etc/keepalived/scripts/ 2>/dev/null || true
+        fi
+        chown -R root:root /etc/keepalived
+        chmod 755 /etc/keepalived
+        chmod 755 /etc/keepalived/scripts
+        chmod 755 /etc/keepalived/scripts/*.sh 2>/dev/null || true
+
+        # 4. Déploiement de la configuration générée depuis /tmp
+        if [ -f "/tmp/keepalived.conf.tmp" ]; then
+            cp -f /tmp/keepalived.conf.tmp /etc/keepalived/keepalived.conf
+            chown root:root /etc/keepalived/keepalived.conf
+            chmod 644 /etc/keepalived/keepalived.conf
+            rm -f /tmp/keepalived.conf.tmp
+        fi
+
+        # Fichier journal du cluster accessible en écriture
+        touch /var/log/nexus_cluster.log
+        chmod 666 /var/log/nexus_cluster.log
+
+        # 5. Activation et démarrage du service
+        systemctl daemon-reload
+        systemctl unmask keepalived >/dev/null 2>&1 || true
+        systemctl enable keepalived >/dev/null 2>&1 || true
+        systemctl restart keepalived
+        echo "KEEPALIVED_APPLIED_OK"
+        ;;
+
+    stop)
+        systemctl stop keepalived >/dev/null 2>&1 || true
+        systemctl disable keepalived >/dev/null 2>&1 || true
+        iptables -D INPUT -p udp -m multiport --dports 5060,5061 -j REJECT --reject-with icmp-port-unreachable 2>/dev/null || true
+        iptables -D INPUT -p tcp -m multiport --dports 5060,5061 -j REJECT --reject-with tcp-reset 2>/dev/null || true
+        echo "KEEPALIVED_STOPPED_OK"
+        ;;
+
+    status)
+        if systemctl is-active --quiet keepalived 2>/dev/null; then
+            echo "RUNNING"
+        else
+            echo "STOPPED"
+        fi
+        ;;
+
+    restore-astdb)
+        SRC="${2:-/tmp/astdb_cluster_sync.sqlite3}"
+        DEST="/var/lib/asterisk/astdb.sqlite3"
+        if [ ! -f "$SRC" ] || [ ! -s "$SRC" ]; then
+            echo "ASTDB_RESTORE_NO_FILE"
+            exit 0
+        fi
+
+        # 1. Vérification intégrité du fichier source temporaire
+        SRC_INTEGRITY=$(sqlite3 "$SRC" "PRAGMA integrity_check;" 2>/dev/null || echo "corrupt")
+        if [ "$SRC_INTEGRITY" != "ok" ]; then
+            echo "ASTDB_SOURCE_CORRUPT: $SRC_INTEGRITY"
+            rm -f "$SRC"
+            exit 1
+        fi
+
+        chmod 644 "$SRC" 2>/dev/null || true
+
+        # 2. Si Asterisk tourne, injection via son moteur interne database query
+        # Cela garantit l'absence totale de verrou SQLite (database is locked) et préserve les descripteurs ouverts
+        # IMPORTANT : Ne jamais répliquer /subscription_persistence/ car les dialogues SIP BLF sont des objets en RAM
+        # propres à l'instance Asterisk d'origine. Les purger force le nouveau Master à envoyer 481, ce qui incite
+        # immédiatement les téléphones (Yealink T46S, T54W) à réémettre un dialogue BLF propre en 25ms.
+        if pidof asterisk >/dev/null 2>&1; then
+            /usr/sbin/asterisk -rx "database query \"ATTACH '$SRC' AS src;\"" >/dev/null 2>&1 || true
+            /usr/sbin/asterisk -rx "database query \"DELETE FROM astdb WHERE key LIKE '/registrar/%';\"" >/dev/null 2>&1 || true
+            /usr/sbin/asterisk -rx "database query \"INSERT INTO astdb SELECT * FROM src.astdb WHERE key LIKE '/registrar/%';\"" >/dev/null 2>&1 || true
+            /usr/sbin/asterisk -rx "database query \"INSERT OR REPLACE INTO astdb SELECT * FROM src.astdb WHERE key NOT LIKE '/registrar/%' AND key NOT LIKE '/subscription_persistence/%';\"" >/dev/null 2>&1 || true
+            /usr/sbin/asterisk -rx "database query \"DETACH src;\"" >/dev/null 2>&1 || true
+            /usr/sbin/asterisk -rx "database deltree subscription_persistence" >/dev/null 2>&1 || true
+        else
+            # Asterisk arrêté : copie directe intègre en purgeant les souscriptions zombies
+            cp -f "$SRC" "$DEST"
+            sqlite3 "$DEST" "DELETE FROM astdb WHERE key LIKE '/subscription_persistence/%';" 2>/dev/null || true
+            chown asterisk:asterisk "$DEST" 2>/dev/null || true
+            chmod 664 "$DEST" 2>/dev/null || true
+        fi
+
+        rm -f "$SRC"
+        echo "ASTDB_RESTORED_OK"
+        ;;
+
+    fix-astdb)
+        DEST="/var/lib/asterisk/astdb.sqlite3"
+        if [ -f "$DEST" ]; then
+            INTEGRITY=$(sqlite3 "$DEST" "PRAGMA integrity_check;" 2>/dev/null || echo "corrupt")
+            if [ "$INTEGRITY" != "ok" ]; then
+                mv -f "$DEST" "${DEST}.corrupt.$(date +%s)" 2>/dev/null || true
+                sqlite3 "$DEST" "CREATE TABLE astdb(key TEXT, value TEXT, PRIMARY KEY(key));" 2>/dev/null || true
+                chown asterisk:asterisk "$DEST" 2>/dev/null || true
+                chmod 664 "$DEST" 2>/dev/null || true
+                if pidof asterisk >/dev/null 2>&1; then
+                    /usr/sbin/asterisk -rx "pjsip reload" 2>/dev/null || true
+                fi
+                echo "ASTDB_FIXED"
+                exit 0
+            fi
+        fi
+        echo "ASTDB_OK"
+        ;;
+
+    check)
+        if pidof asterisk >/dev/null 2>&1 && /usr/sbin/asterisk -rx "core show uptime" 2>/dev/null | grep -qi "uptime"; then
+            echo "HEALTHY"
+        else
+            echo "DEGRADED"
+        fi
+        ;;
+
+    *)
+        echo "Usage: $0 {apply|stop|status|check}"
+        exit 1
+        ;;
+esac

scripts/nexus_cluster_sync.php

@@ -0,0 +1,59 @@
+<?php
+declare(strict_types=1);
+
+/**
+ * NexusPBX HA - Synchronisation périodique du cluster par cron
+ * Exécuté automatiquement pour s'assurer que le nœud Backup reste 100% synchronisé.
+ */
+
+require_once __DIR__ . '/../src/Database.php';
+require_once __DIR__ . '/../src/ClusterManager.php';
+require_once __DIR__ . '/../src/ConfigGenerator.php';
+
+use App\Database;
+use App\ClusterManager;
+
+try {
+    // Mode réconciliation immédiate au Failback (appelé par notify_master.sh)
+    if (in_array('--failback-check', $argv ?? [], true)) {
+        $db = Database::getConnection();
+        $cm = new ClusterManager($db);
+        $res = $cm->failbackReconcileWithPeer();
+        echo date('[Y-m-d H:i:s] ') . "[CLUSTER-FAILBACK] " . ($res['message'] ?? 'OK') . "\n";
+        exit(0);
+    }
+
+    // 0. Verrou d'exécution exclusif pour éviter les chevauchements
+    $lockFp = @fopen('/tmp/nexus_cluster_cron.lock', 'c+');
+    if (!$lockFp || !@flock($lockFp, LOCK_EX | LOCK_NB)) {
+        exit(0);
+    }
+
+    $db = Database::getConnection();
+    $cm = new ClusterManager($db);
+    $st = $cm->getSettings();
+
+    // 1. Si le cluster n'est pas activé ou que l'auto-sync est désactivée
+    if (empty($st['enabled']) || empty($st['auto_sync'])) {
+        exit(0);
+    }
+
+    // 2. Règle d'or HA : SEUL le nœud qui détient l'IP Virtuelle active (VIP) émet la réplication
+    // Un nœud passif/standby ne doit JAMAIS écraser le nœud actif ni émettre en boucle croisée
+    $vip = $st['virtual_ip'] ?? '';
+    if (empty($vip) || !$cm->isVirtualIpActive($vip)) {
+        exit(0);
+    }
+
+    if (empty($st['peer_ip'])) {
+        exit(0);
+    }
+
+    // 3. Déclenchement de la réplication vers le pair
+    $result = $cm->pushSyncToPeer();
+    echo date('[Y-m-d H:i:s] ') . "[CLUSTER-CRON] " . ($result['message'] ?? 'Synchronisation OK') . "\n";
+} catch (\Throwable $e) {
+    echo date('[Y-m-d H:i:s] ') . "[CLUSTER-CRON-ERROR] " . $e->getMessage() . "\n";
+    exit(1);
+}
+

scripts/update.sh

@@ -102,26 +102,65 @@ chmod 2775 "$APP_DIR/storage" "$APP_DIR/storage/backups" "$APP_DIR/storage/sound
 mkdir -p /etc/letsencrypt /var/log/letsencrypt /var/lib/letsencrypt 2>/dev/null || true
 chgrp -R asterisk /etc/letsencrypt 2>/dev/null || true
 chmod -R g+rX /etc/letsencrypt 2>/dev/null || true
-chmod +x "$APP_DIR/scripts/update.sh" "$APP_DIR/scripts/nexus-firewall" "$APP_DIR/scripts/nexus-banner.sh" 2>/dev/null || true
+chmod +x "$APP_DIR/scripts/update.sh" "$APP_DIR/scripts/nexus-firewall" "$APP_DIR/scripts/nexus-banner.sh" "$APP_DIR/scripts/nexus-cluster" 2>/dev/null || true
+chmod +x "$APP_DIR"/scripts/cluster/*.sh 2>/dev/null || true
 
 # Liens symboliques CLI (non-bloquants si exécuté sous sandbox PHP ProtectSystem)
 ln -sf "$APP_DIR/scripts/update.sh" /usr/local/bin/nexus-update 2>/dev/null || true
 ln -sf "$APP_DIR/scripts/nexus-firewall" /usr/local/bin/nexus-firewall 2>/dev/null || true
 ln -sf "$APP_DIR/scripts/nexus-banner.sh" /usr/local/bin/nexus-banner 2>/dev/null || true
+ln -sf "$APP_DIR/scripts/nexus-cluster" /usr/local/bin/nexus-cluster 2>/dev/null || true
+
+# Configuration sysctl pour l'IP flottante (VIP HA)
+if [ -w /etc/sysctl.d ]; then
+    sysctl -w net.ipv4.ip_nonlocal_bind=1 >/dev/null 2>&1 || true
+    echo "net.ipv4.ip_nonlocal_bind=1" > /etc/sysctl.d/99-nexus-ha.conf 2>/dev/null || true
+fi
+
+# Pré-déploiement des scripts Keepalived HA
+if [ -d "$APP_DIR/scripts/cluster" ] && [ -w /etc ]; then
+    mkdir -p /etc/keepalived/scripts 2>/dev/null || true
+    cp -f "$APP_DIR/scripts/cluster/"*.sh /etc/keepalived/scripts/ 2>/dev/null || true
+    chown -R root:root /etc/keepalived 2>/dev/null || true
+    chmod 755 /etc/keepalived /etc/keepalived/scripts 2>/dev/null || true
+    chmod 755 /etc/keepalived/scripts/*.sh 2>/dev/null || true
+fi
+
+# Cron synchronisation Cluster HA
+if [ -w /etc/cron.d ]; then
+    cat << 'EOF_CRON' > /etc/cron.d/nexus-cluster-sync 2>/dev/null || true
+# Synchronisation périodique du cluster NexusPBX HA vers le nœud Backup
+*/2 * * * * www-data /usr/bin/php /var/www/nexus-pbx/scripts/nexus_cluster_sync.php >> /var/log/nexus_cluster.log 2>&1
+EOF_CRON
+    chmod 0644 /etc/cron.d/nexus-cluster-sync 2>/dev/null || true
+    touch /var/log/nexus_cluster.log 2>/dev/null || true
+    chown www-data:asterisk /var/log/nexus_cluster.log 2>/dev/null || true
+    chmod 666 /var/log/nexus_cluster.log 2>/dev/null || true
+fi
+
+# Optimisation de la réserve de processus PHP-FPM
+for pool in /etc/php/*/fpm/pool.d/www.conf; do
+    if [ -f "$pool" ] && [ -w "$pool" ]; then
+        sed -i 's/^pm.max_children = .*/pm.max_children = 25/' "$pool" 2>/dev/null || true
+        sed -i 's/^pm.start_servers = .*/pm.start_servers = 4/' "$pool" 2>/dev/null || true
+        sed -i 's/^pm.min_spare_servers = .*/pm.min_spare_servers = 2/' "$pool" 2>/dev/null || true
+        sed -i 's/^pm.max_spare_servers = .*/pm.max_spare_servers = 6/' "$pool" 2>/dev/null || true
+    fi
+done
 
 # Mise à jour des privilèges sudoers (www-data) si accessible en écriture
 if [ -w /etc/sudoers.d ]; then
     cat << 'EOF_SUDO' > /etc/sudoers.d/nexus-pbx 2>/dev/null || true
-www-data ALL=(ALL) NOPASSWD: /usr/sbin/asterisk, /usr/sbin/nginx, /usr/bin/systemctl, /usr/bin/fail2ban-client, /bin/fail2ban-client, /var/www/nexus-pbx/scripts/nexus-firewall, /usr/bin/certbot, /usr/sbin/nft, /usr/sbin/iptables, /var/www/nexus-pbx/scripts/update.sh, /usr/local/bin/nexus-update
+www-data ALL=(ALL) NOPASSWD: /usr/sbin/asterisk, /usr/sbin/nginx, /usr/bin/systemctl, /usr/bin/fail2ban-client, /bin/fail2ban-client, /var/www/nexus-pbx/scripts/nexus-firewall, /usr/bin/certbot, /usr/sbin/nft, /usr/sbin/iptables, /var/www/nexus-pbx/scripts/update.sh, /usr/local/bin/nexus-update, /var/www/nexus-pbx/scripts/nexus-cluster
 EOF_SUDO
     chmod 0440 /etc/sudoers.d/nexus-pbx 2>/dev/null || true
 fi
 
 # 3. Vérification des dépendances Debian
 echo -e "${C_GRAY}[3/6] Vérification des composants et outils système...${C_RESET}"
-which ffmpeg >/dev/null 2>&1 && which rsync >/dev/null 2>&1 && which sox >/dev/null 2>&1 && which sshpass >/dev/null 2>&1 || {
+which ffmpeg >/dev/null 2>&1 && which rsync >/dev/null 2>&1 && which sox >/dev/null 2>&1 && which sshpass >/dev/null 2>&1 && which keepalived >/dev/null 2>&1 && which arping >/dev/null 2>&1 || {
     echo -e "  -> Installation de paquets complémentaires..."
-    (apt-get update -y -qq && apt-get install -y -qq --no-install-recommends acl ffmpeg rsync sox sshpass) 2>/dev/null || true
+    (apt-get update -y -qq && apt-get install -y -qq --no-install-recommends acl ffmpeg rsync sox sshpass keepalived iputils-arping) 2>/dev/null || true
 }
 
 # 4. Exécution des migrations SQLite et régénération Dialplan

src/ConfigGenerator.php

@@ -15,8 +15,9 @@ class ConfigGenerator
     public const MOH_CONF_PATH        = '/etc/asterisk/musiconhold.custom.conf';
     public const RTP_CONF_PATH        = '/etc/asterisk/rtp.conf';
     public const FEATURES_CONF_PATH   = '/etc/asterisk/features.conf';
-    public const VOICEMAIL_CONF_PATH  = '/etc/asterisk/voicemail.custom.conf';
+    public const VOICEMAIL_CONF_PATH   = '/etc/asterisk/voicemail.custom.conf';
-    public const BACKUP_DIR           = __DIR__ . '/../storage/backups';
+    public const PJSIP_NOTIFY_CONF_PATH = '/etc/asterisk/pjsip_notify.conf';
+    public const BACKUP_DIR            = __DIR__ . '/../storage/backups';
 
     public function __construct(private PDO $db) {}
 
@@ -60,6 +61,25 @@ class ConfigGenerator
             }
         }
 
+        // Détection de l'IP Virtuelle (VIP) du Cluster Haute Disponibilité (HA)
+        $clusterSt = [];
+        try {
+            $clusterSt = $this->db->query('SELECT enabled, virtual_ip, blf_expiry FROM cluster_settings WHERE id = 1')->fetch(\PDO::FETCH_ASSOC) ?: [];
+        } catch (\Throwable) {}
+        $isHaActive = !empty($clusterSt['enabled']);
+        $haVip = '';
+        if ($isHaActive && !empty($clusterSt['virtual_ip'])) {
+            $parts = explode('/', trim((string)$clusterSt['virtual_ip']));
+            $candidateVip = trim($parts[0] ?? '');
+            if (filter_var($candidateVip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4)) {
+                $haVip = $candidateVip;
+            }
+        }
+
+        // En mode HA, liaison obligatoire sur la VIP pour que tous les paquets SIP et contacts
+        // annoncent la VIP et non l'IP physique du serveur (élimine la perte des dialogues BLF au failover)
+        $sipBindHost = ($haVip !== '') ? $haVip : '0.0.0.0';
+
         $lines = [];
         $lines[] = "; ===========================================================================";
         $lines[] = "; FICHIER GÉNÉRÉ AUTOMATIQUEMENT PAR NEXUSPBX ($date)";
@@ -67,9 +87,13 @@ class ConfigGenerator
         $lines[] = "; ===========================================================================";
         $lines[] = "";
 
-        $rtpTimeout     = max(5, (int)($settings['rtp_timeout'] ?? 30));
+        // 0. Paramètres globaux PJSIP (Keepalive applicatif TLS/TCP toutes les 30s pour préserver les sessions NAT hors réseau)
-        $rtpHoldTimeout = max(0, (int)($settings['rtp_timeout_hold'] ?? 0));
+        $lines[] = "; --- PARAMÈTRES GLOBAUX PJSIP (KEEPALIVE NAT / HORS RÉSEAU) ---";
-        $rtpKeepalive   = max(0, (int)($settings['rtp_keepalive'] ?? 15));
+        $lines[] = "[global]";
+        $lines[] = "type = global";
+        $lines[] = "keep_alive_interval = 30";
+        $lines[] = "contact_expiration_check_interval = 15";
+        $lines[] = "";
 
         $tcpKeepaliveLines = [
             "tcp_keepalive_enable = yes",
@@ -78,20 +102,12 @@ class ConfigGenerator
             "tcp_keepalive_probe_count = 3",
         ];
 
-        // 0. Paramètres globaux PJSIP (Keepalive applicatif TLS/TCP toutes les 30s pour postes hors réseau / NAT)
-        $lines[] = "; --- PARAMÈTRES GLOBAUX PJSIP (KEEPALIVE NAT / HORS RÉSEAU) ---";
-        $lines[] = "[global]";
-        $lines[] = "type = global";
-        $lines[] = "keep_alive_interval = 30";
-        $lines[] = "contact_expiration_check_interval = 15";
-        $lines[] = "";
-
         // 1. Transport UDP (Postes internes LAN & Trunks standards)
         $lines[] = "; --- TRANSPORT UDP (LAN / INTERNE) ---";
         $lines[] = "[transport-udp]";
         $lines[] = "type = transport";
         $lines[] = "protocol = udp";
-        $lines[] = "bind = 0.0.0.0:{$udpPort}";
+        $lines[] = "bind = {$sipBindHost}:{$udpPort}";
         $lines[] = "symmetric_transport = yes";
         foreach ($localNetworks as $net) {
             $net = trim((string)$net);
@@ -105,6 +121,9 @@ class ConfigGenerator
             if ($extUdpPort > 0) {
                 $lines[] = "external_signaling_port = {$extUdpPort}";
             }
+        } elseif ($haVip !== '') {
+            $lines[] = "external_media_address = {$haVip}";
+            $lines[] = "external_signaling_address = {$haVip}";
         }
         $lines[] = "allow_reload = no";
         $lines[] = "";
@@ -114,7 +133,7 @@ class ConfigGenerator
         $lines[] = "[transport-tcp]";
         $lines[] = "type = transport";
         $lines[] = "protocol = tcp";
-        $lines[] = "bind = 0.0.0.0:{$udpPort}";
+        $lines[] = "bind = {$sipBindHost}:{$udpPort}";
         $lines[] = "symmetric_transport = yes";
         foreach ($localNetworks as $net) {
             $net = trim((string)$net);
@@ -128,6 +147,9 @@ class ConfigGenerator
             if ($extUdpPort > 0) {
                 $lines[] = "external_signaling_port = {$extUdpPort}";
             }
+        } elseif ($haVip !== '') {
+            $lines[] = "external_media_address = {$haVip}";
+            $lines[] = "external_signaling_address = {$haVip}";
         }
         array_push($lines, ...$tcpKeepaliveLines);
         $lines[] = "allow_reload = no";
@@ -172,7 +194,7 @@ class ConfigGenerator
         $lines[] = "[transport-tls]";
         $lines[] = "type = transport";
         $lines[] = "protocol = tls";
-        $lines[] = "bind = 0.0.0.0:{$tlsPort}";
+        $lines[] = "bind = {$sipBindHost}:{$tlsPort}";
         $lines[] = "symmetric_transport = yes";
         $lines[] = "cert_file = {$certPath}";
         $lines[] = "priv_key_file = {$keyPath}";
@@ -199,6 +221,9 @@ class ConfigGenerator
             if ($extTlsPort > 0) {
                 $lines[] = "external_signaling_port = {$extTlsPort}";
             }
+        } elseif ($haVip !== '') {
+            $lines[] = "external_media_address = {$haVip}";
+            $lines[] = "external_signaling_address = {$haVip}";
         }
         array_push($lines, ...$tcpKeepaliveLines);
         $lines[] = "allow_reload = no";
@@ -208,6 +233,18 @@ class ConfigGenerator
         $lines[] = "; ===========================================================================";
         $lines[] = "; POSTES TÉLÉPHONIQUES (EXTENSIONS)";
         $lines[] = "; ===========================================================================";
+
+        // Détection de l'état du Cluster Haute Disponibilité (HA)
+        $clusterSt = [];
+        try {
+            $clusterSt = $this->db->query('SELECT enabled, blf_expiry FROM cluster_settings WHERE id = 1')->fetch(PDO::FETCH_ASSOC) ?: [];
+        } catch (\Throwable $e) {}
+        $isHaActive    = !empty($clusterSt['enabled']);
+        // En mode HA, on plafonne sur la valeur configurée (par défaut 120s).
+        // Sans HA, on garde 120s-300s afin de maintenir actives les tables NAT des postes hors réseau.
+        $regExpiration    = $isHaActive ? max(30, min(3600, (int)($clusterSt['blf_expiry'] ?? 120))) : 120;
+        $regMaxExpiration = $isHaActive ? $regExpiration : 300;
+
         foreach ($extensions as $ext) {
             $num         = trim((string)$ext['extension']);
             $name        = str_replace('"', '', trim((string)$ext['name']));
@@ -242,7 +279,11 @@ class ConfigGenerator
             $lines[] = "force_rport = yes";
             $lines[] = "rewrite_contact = yes";
             $lines[] = "direct_media = no";
-            // Détection automatique et purge des flux RTP fantômes / morts (coupure réseau, NAT hors réseau)
+
+            // Détection automatique et purge des flux RTP fantômes / morts (ex: basculement HA, coupure réseau)
+            $rtpTimeout     = max(5, (int)($settings['rtp_timeout'] ?? 30));
+            $rtpHoldTimeout = max(0, (int)($settings['rtp_timeout_hold'] ?? 0));
+            $rtpKeepalive   = max(0, (int)($settings['rtp_keepalive'] ?? 15));
             $lines[] = "rtp_timeout = {$rtpTimeout}";
             $lines[] = "rtp_timeout_hold = {$rtpHoldTimeout}";
             if ($rtpKeepalive > 0) {
@@ -291,9 +332,9 @@ class ConfigGenerator
             $lines[] = "type = aor";
             $lines[] = "max_contacts = {$maxContacts}";
             $lines[] = "remove_existing = yes";
-            $lines[] = "default_expiration = 120";
+            $lines[] = "default_expiration = {$regExpiration}";
-            $lines[] = "maximum_expiration = 300";
+            $lines[] = "maximum_expiration = {$regMaxExpiration}";
-            $lines[] = "minimum_expiration = 60";
+            $lines[] = "minimum_expiration = " . ($isHaActive ? 30 : 60);
             $lines[] = "qualify_frequency = 30";
             if ($hasVm) {
                 $lines[] = "mailboxes = {$num}@default";
@@ -404,6 +445,8 @@ class ConfigGenerator
                 $lines[] = "trust_id_inbound = {$trustInbound}";
                 $lines[] = "trust_id_outbound = {$trustOutbound}";
                 $lines[] = "timers = {$timers}";
+                $rtpTimeout     = max(5, (int)($settings['rtp_timeout'] ?? 30));
+                $rtpHoldTimeout = max(0, (int)($settings['rtp_timeout_hold'] ?? 0));
                 $lines[] = "rtp_timeout = {$rtpTimeout}";
                 $lines[] = "rtp_timeout_hold = {$rtpHoldTimeout}";
                 if ($rtpKeepalive > 0) {
@@ -1643,6 +1686,30 @@ class ConfigGenerator
         $lines[] = " same => n,Hangup()";
         $lines[] = "";
 
+        // 5b. Contexte dédié Dépôt Direct sur Boîte Vocale (Redirection sans sonnerie)
+        $lines[] = "; ===========================================================================";
+        $lines[] = "; DÉPÔT DIRECT SUR BOÎTE VOCALE (REDIRECTION / DÉBORDEMENT)";
+        $lines[] = "; ===========================================================================";
+        $lines[] = "[app-voicemail]";
+        foreach ($extensions as $ext) {
+            $num = trim((string)$ext['extension']);
+            if (empty($ext['voicemail_enabled'])) {
+                continue;
+            }
+            $lines[] = "exten => {$num},1,NoOp(Redirection directe vers messagerie vocale du poste {$num})";
+            $lines[] = " same => n,Set(CHANNEL(language)={$sysLang})";
+            $lines[] = " same => n,Answer()";
+            $lines[] = " same => n,Wait(0.5)";
+            $lines[] = " same => n,VoiceMail({$num}@default,u)";
+            $lines[] = " same => n,Hangup()";
+        }
+        $lines[] = "exten => _X.,1,NoOp(Boite vocale inexistante ou desactivee pour \${EXTEN})";
+        $lines[] = " same => n,Set(CHANNEL(language)={$sysLang})";
+        $lines[] = " same => n,Answer()";
+        $lines[] = " same => n,Playback(vm-incorrect-mailbox)";
+        $lines[] = " same => n,Hangup()";
+        $lines[] = "";
+
         return implode("\n", $lines) . "\n";
     }
 
@@ -1781,9 +1848,10 @@ class ConfigGenerator
         $rtpEnd    = max($rtpStart + 4, min(65535, (int)($settings['rtp_end'] ?? 20000)));
         $checksums = !empty($settings['rtp_checksums']) ? 'yes' : 'no';
         $strict    = !empty($settings['rtp_strict']) ? 'yes' : 'no';
-        $timeout   = max(5, (int)($settings['rtp_timeout'] ?? 30));
+        $timeout     = max(5, (int)($settings['rtp_timeout'] ?? 30));
-        $keepalive = max(0, (int)($settings['rtp_keepalive'] ?? 15));
+        $holdTimeout = max(0, (int)($settings['rtp_timeout_hold'] ?? 0));
-        $date      = date('Y-m-d H:i:s');
+        $keepalive   = max(0, (int)($settings['rtp_keepalive'] ?? 15));
+        $date        = date('Y-m-d H:i:s');
 
         $lines = [];
         $lines[] = "; ===========================================================================";
@@ -1796,7 +1864,7 @@ class ConfigGenerator
         $lines[] = "rtpchecksums = {$checksums}";
         $lines[] = "strictrtp = {$strict}";
         $lines[] = "rtptimeout = {$timeout}";
-        $lines[] = "rtpholdtimeout = 300";
+        $lines[] = "rtpholdtimeout = {$holdTimeout}";
         if ($keepalive > 0) {
             $lines[] = "rtpkeepalive = {$keepalive}";
         }
@@ -1847,6 +1915,10 @@ class ConfigGenerator
         $lines[] = "; MESSAGERIE VOCALE (VOICEMAIL) - CONTEXTE [default]";
         $lines[] = "; ===========================================================================";
         $lines[] = "";
+        $lines[] = "[general](+)";
+        $lines[] = "pollmailboxes = yes";
+        $lines[] = "pollfreq = 10";
+        $lines[] = "";
         $lines[] = "[default](+)";
 
         foreach ($extensions as $ext) {
@@ -1889,6 +1961,48 @@ class ConfigGenerator
         return implode("\n", $lines) . "\n";
     }
 
+    /**
+     * Génère la configuration des événements SIP Notify (/etc/asterisk/pjsip_notify.conf)
+     * Profils check-sync pour Yealink, Fanvil, Snom, Polycom, etc.
+     */
+    public function generatePjsipNotifyConf(): string
+    {
+        return <<<EOF
+; ===========================================================================
+; CONFIGURATION DES NOTIFICATIONS SIP PJSIP - NexusPBX
+; Profils de resynchronisation immédiate (check-sync) Yealink, Fanvil, Snom, etc.
+; ===========================================================================
+
+[check-sync]
+Event=>check-sync\;reboot=false
+
+[reboot]
+Event=>check-sync\;reboot=true
+
+[yealink-check-cfg]
+Event=>check-sync\;reboot=false
+
+[yealink-reboot]
+Event=>check-sync\;reboot=true
+
+[snom-check-cfg]
+Event=>check-sync\;reboot=false
+
+[snom-reboot]
+Event=>check-sync\;reboot=true
+
+[polycom-check-cfg]
+Event=>check-sync
+
+[cisco-check-cfg]
+Event=>check-sync
+
+[aastra-check-cfg]
+Event=>check-sync
+
+EOF;
+    }
+
     public function writeAllConfigs(): array
     {
         if (!is_dir(self::BACKUP_DIR)) {
@@ -1901,6 +2015,7 @@ class ConfigGenerator
         $rtpContent        = $this->generateRtpConf();
         $featuresContent   = $this->generateFeaturesConf();
         $voicemailContent  = $this->generateVoicemailConf();
+        $notifyContent     = $this->generatePjsipNotifyConf();
 
         $this->writeAtomicWithPermissions(self::PJSIP_CONF_PATH, $pjsipContent);
         $this->writeAtomicWithPermissions(self::EXTENSIONS_CONF_PATH, $extensionsContent);
@@ -1908,6 +2023,7 @@ class ConfigGenerator
         $this->writeAtomicWithPermissions(self::RTP_CONF_PATH, $rtpContent);
         $this->writeAtomicWithPermissions(self::FEATURES_CONF_PATH, $featuresContent);
         $this->writeAtomicWithPermissions(self::VOICEMAIL_CONF_PATH, $voicemailContent);
+        $this->writeAtomicWithPermissions(self::PJSIP_NOTIFY_CONF_PATH, $notifyContent);
 
         // S'assurer que pjsip.conf et extensions.conf incluent bien les fichiers .custom.conf
         SystemChecker::ensureAsteriskIncludes();
@@ -2236,6 +2352,17 @@ class ConfigGenerator
         if (preg_match('/^\d+$/', $dest)) {
             return "Goto(from-internal,{$dest},1)";
         }
+        if (str_starts_with($dest, 'vm-')) {
+            $vmExt = preg_replace('/[^0-9A-Za-z_-]/', '', substr($dest, 3));
+            if ($vmExt !== '') {
+                $stmt = $this->db->prepare('SELECT voicemail_enabled FROM extensions WHERE extension = :ext AND enabled = 1');
+                $stmt->execute([':ext' => $vmExt]);
+                if ($stmt->fetchColumn()) {
+                    return "Goto(app-voicemail,{$vmExt},1)";
+                }
+            }
+            return 'Goto(app-terminate,hangup,1)';
+        }
         if (str_starts_with($dest, 'page-')) {
             $pageExt = substr($dest, 5);
             return "Goto(from-internal,{$pageExt},1)";

src/Database.php

@@ -29,7 +29,7 @@ class Database
                 mkdir($dir, 0770, true);
             }
 
-            $isNew = !file_exists(self::DB_PATH);
+            $isNew = !file_exists(self::DB_PATH) || filesize(self::DB_PATH) === 0;
 
             self::$instance = new PDO('sqlite:' . self::DB_PATH, null, null, [
                 PDO::ATTR_ERRMODE            => PDO::ERRMODE_EXCEPTION,
@@ -41,10 +41,17 @@ class Database
             self::$instance->exec('PRAGMA journal_mode = WAL;');
             self::$instance->exec('PRAGMA busy_timeout = 5000;');
 
-            self::initializeSchema();
-
             if ($isNew) {
+                self::initializeSchema();
                 @chmod(self::DB_PATH, 0660);
+            } else {
+                // Si la base existe déjà, éviter d'exécuter l'intégralité du DDL à chaque requête HTTP
+                // ce qui sature SQLite de verrous exclusifs inutiles. On s'assure des colonnes requises.
+                try {
+                    self::$instance->query("SELECT rtp_timeout_hold FROM settings LIMIT 1");
+                } catch (\Throwable $e) {
+                    self::initializeSchema();
+                }
             }
         }
 
@@ -82,6 +89,7 @@ class Database
             rtp_checksums INTEGER NOT NULL DEFAULT 1,
             rtp_strict INTEGER NOT NULL DEFAULT 1,
             rtp_timeout INTEGER NOT NULL DEFAULT 30,
+            rtp_timeout_hold INTEGER NOT NULL DEFAULT 0,
             rtp_keepalive INTEGER NOT NULL DEFAULT 15,
             allow_anonymous_sip INTEGER NOT NULL DEFAULT 0,
             last_applied_at DATETIME DEFAULT NULL,
@@ -307,6 +315,29 @@ class Database
             created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
             updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
         );
+
+        -- 15. Table cluster_settings : Haute Disponibilité (Cluster HA Actif/Passif Keepalived/VRRP)
+        CREATE TABLE IF NOT EXISTS cluster_settings (
+            id INTEGER PRIMARY KEY CHECK (id = 1),
+            enabled INTEGER NOT NULL DEFAULT 0 CHECK (enabled IN (0, 1)),
+            role VARCHAR(16) NOT NULL DEFAULT 'master',
+            virtual_ip VARCHAR(45) NOT NULL DEFAULT '',
+            virtual_netmask VARCHAR(16) NOT NULL DEFAULT '24',
+            interface VARCHAR(32) NOT NULL DEFAULT 'eth0',
+            peer_ip VARCHAR(45) NOT NULL DEFAULT '',
+            peer_port INTEGER NOT NULL DEFAULT 8443,
+            cluster_secret VARCHAR(64) NOT NULL DEFAULT '',
+            vrid INTEGER NOT NULL DEFAULT 51,
+            priority INTEGER NOT NULL DEFAULT 100,
+            blf_expiry INTEGER NOT NULL DEFAULT 120,
+            sync_interval INTEGER NOT NULL DEFAULT 15,
+            auto_sync INTEGER NOT NULL DEFAULT 1,
+            last_sync_at DATETIME DEFAULT NULL,
+            last_sync_status VARCHAR(32) NOT NULL DEFAULT 'none',
+            last_sync_message TEXT NOT NULL DEFAULT '',
+            created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+            updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
+        );
         SQL;
 
         $db->exec($schema);
@@ -322,6 +353,7 @@ class Database
         self::migrateFeatureCodesTable($db);
         self::migratePhonebookContactsTable($db);
         self::migratePagingGroupsTable($db);
+        self::migrateClusterSettingsTable($db);
 
         // Création du compte admin par défaut (admin / admin123) s'il n'existe aucun utilisateur
         $userCount = (int)$db->query('SELECT COUNT(*) FROM users')->fetchColumn();
@@ -361,6 +393,7 @@ class Database
             'rtp_checksums'       => "INTEGER NOT NULL DEFAULT 1",
             'rtp_strict'          => "INTEGER NOT NULL DEFAULT 1",
             'rtp_timeout'         => "INTEGER NOT NULL DEFAULT 30",
+            'rtp_timeout_hold'    => "INTEGER NOT NULL DEFAULT 0",
             'rtp_keepalive'       => "INTEGER NOT NULL DEFAULT 15",
             'allow_anonymous_sip' => "INTEGER NOT NULL DEFAULT 0",
             'system_language'     => "VARCHAR(16) NOT NULL DEFAULT 'fr'",
@@ -749,8 +782,59 @@ class Database
                 updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
             );
         ");
+    }
 
-        // Aucun groupe de paging par défaut pour conserver une base propre
+    private static function migrateClusterSettingsTable(PDO $db): void
+    {
+        $db->exec("
+            CREATE TABLE IF NOT EXISTS cluster_settings (
+                id INTEGER PRIMARY KEY CHECK (id = 1),
+                enabled INTEGER NOT NULL DEFAULT 0 CHECK (enabled IN (0, 1)),
+                role VARCHAR(16) NOT NULL DEFAULT 'master',
+                virtual_ip VARCHAR(45) NOT NULL DEFAULT '',
+                virtual_netmask VARCHAR(16) NOT NULL DEFAULT '24',
+                interface VARCHAR(32) NOT NULL DEFAULT 'eth0',
+                peer_ip VARCHAR(45) NOT NULL DEFAULT '',
+                peer_port INTEGER NOT NULL DEFAULT 8443,
+                cluster_secret VARCHAR(64) NOT NULL DEFAULT '',
+                vrid INTEGER NOT NULL DEFAULT 51,
+                priority INTEGER NOT NULL DEFAULT 100,
+                sync_interval INTEGER NOT NULL DEFAULT 15,
+                auto_sync INTEGER NOT NULL DEFAULT 1,
+                last_sync_at DATETIME DEFAULT NULL,
+                last_sync_status VARCHAR(32) NOT NULL DEFAULT 'none',
+                last_sync_message TEXT NOT NULL DEFAULT '',
+                created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+                updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
+            );
+        ");
+
+        // Migration de la colonne peer_port si elle n'existe pas encore
+        try {
+            $db->exec("ALTER TABLE cluster_settings ADD COLUMN peer_port INTEGER NOT NULL DEFAULT 8443");
+        } catch (\Throwable $e) {}
+
+        // Migration de la colonne blf_expiry si elle n'existe pas encore
+        try {
+            $db->exec("ALTER TABLE cluster_settings ADD COLUMN blf_expiry INTEGER NOT NULL DEFAULT 120");
+        } catch (\Throwable $e) {}
+
+        $count = (int)$db->query('SELECT COUNT(*) FROM cluster_settings')->fetchColumn();
+        if ($count === 0) {
+            $defaultSecret = bin2hex(random_bytes(16));
+            $stmt = $db->prepare('
+                INSERT INTO cluster_settings (id, enabled, role, virtual_ip, virtual_netmask, interface, peer_ip, cluster_secret, vrid, priority, sync_interval, auto_sync)
+                VALUES (1, 0, :role, :vip, :vmask, :iface, :peer, :secret, 51, 100, 15, 1)
+            ');
+            $stmt->execute([
+                ':role'   => 'master',
+                ':vip'    => '',
+                ':vmask'  => '24',
+                ':iface'  => 'eth0',
+                ':peer'   => '',
+                ':secret' => $defaultSecret,
+            ]);
+        }
     }
 }
 

version.json

@@ -1,20 +1,18 @@
 {
-  "version": "1.6.6",
+  "version": "2.0.0",
-  "codename": "Helios",
+  "codename": "Pulsar",
-  "release_date": "2026-11-10",
+  "release_date": "2026-11-11",
   "min_php_version": "8.2",
   "changelog": [
-    "PJSIP Endpoints & Trunks : injection effective de rtp_timeout, rtp_timeout_hold, rtp_keepalive et SIP Session Timers (RFC 4028) sur chaque endpoint PJSIP pour raccrocher instantanément les canaux fantômes",
+    "NexusPBX 2.0 « Pulsar » : Version Majeure Haute Disponibilité Télécom & Résilience",
-    "PJSIP Global & Transports TLS/TCP : keepalive applicatif réduit à 30s (keep_alive_interval = 30), vérification expiration contacts toutes les 15s et TCP keepalives noyau (20s/5s/3) pour fiabiliser les BLF et postes hors réseau derrière NAT",
+    "Haute Disponibilité (HA) : cluster actif/passif avec IP Virtuelle flottante (VIP) et consensus Keepalived VRRP",
-    "Trunks SIP : dissociation stricte du CallerID sortant du Trunk (suppression de callerid dans l'endpoint PJSIP pour préserver l'affichage du numéro appelant réel sur les appels entrants)",
+    "HA Télécom : liaison stricte des transports PJSIP sur la VIP et annonce exclusive de la VIP en signalisation/média",
-    "Trunks SIP : suppression du forçage de from_user afin de préserver l'en-tête SIP From dynamique avec Nom d'appelant (CNAM) pour OVH / Orange",
+    "HA Télécom : isolation SIP stricte (iptables REJECT) sur nœud Standby et purge de subscription_persistence AstDB éliminant tout dialogue BLF zombie au failover",
-    "Trunks SIP & Routage Sortant : activation systématique de trust_id_outbound et formatage strict du Caller ID Name (CNAM) pour affichage garanti chez les opérateurs distants (OVH, Orange, etc.)",
+    "HA Télécom : réveil BLF progressif automatique (check-sync) dès réenregistrement des postes sur le nouveau Master",
-    "Sauvegarde & Restauration : versionnage dynamique automatique basé sur la version installée (résolution du tag figé v1.2.0)",
+    "HA Données & Sécurité : réplication atomique SQLite (VACUUM INTO), synchro miroir voicemails & sons personnalisés (rsync --delete), propagation des IP bannies Fail2ban et réconciliation automatique au failback (--failback-check)",
-    "Mises à jour système OTA : déclenchement garanti d'une sauvegarde Disaster Recovery complète pré-mise à jour (visible et restaurable dans l'interface)",
+    "Postes Hors Réseau & NAT/TLS : keepalive applicatif 30s (keep_alive_interval), TCP keepalives noyau (20s/5s/3), rtp_timeout, rtp_keepalive et SIP Session Timers (RFC 4028) sur tous les endpoints et trunks",
-    "Interface Sauvegardes : nouveau badge identifiant la source (Pré-MàJ, Auto, Manuel)",
+    "Routage & Groupes d'Appel : nouvelle destination directe Répondeur (vm-<poste>) en débordement, SVI et routes entrantes",
-    "Identité visuelle officielle : intégration du nouveau logo NexusPBX 3D haute définition épuré et du favicon",
+    "Sécurité & Téléphonie : détection temps réel des conversations actives avant redémarrage de poste avec confirmation sécurisée",
-    "Nouveau slogan télécom : « Supervision & Téléphonie IP • Powered by Asterisk »",
+    "Paramètres SIP : fiabilisation du rtp_timeout_hold et expiration AOR plafonnée (120s-300s) pour maintenir les tunnels NAT actifs"
-    "Module Journal d'Appels & CDR avec filtres et export CSV",
-    "Support universel TLSv1.2/TLSv1.3 et suppression CertificateRequest pour postes Yealink"
   ]
 }