v0.5.0 - New release

api/index.html

@@ -58,7 +58,7 @@
                 <div class="inline-buttons">
                     <button type="button" id="connect-relay-btn">CONNECT TO RELAY</button>
                     <button type="button" id="disconnect-relay-btn" disabled>DISCONNECT</button>
-                    <button type="button" id="test-websocket-btn" disabled>TEST WEBSOCKET</button>
+                    <button type="button" id="restart-relay-btn" disabled>RESTART RELAY</button>
                 </div>
 
                 <div class="status disconnected" id="relay-connection-status">NOT CONNECTED</div>

api/index.js

@@ -41,7 +41,7 @@
         const relayConnectionStatus = document.getElementById('relay-connection-status');
         const connectRelayBtn = document.getElementById('connect-relay-btn');
         const disconnectRelayBtn = document.getElementById('disconnect-relay-btn');
-        const testWebSocketBtn = document.getElementById('test-websocket-btn');
+        const restartRelayBtn = document.getElementById('restart-relay-btn');
         const configDisplay = document.getElementById('config-display');
         const configTableBody = document.getElementById('config-table-body');
 
@@ -369,28 +369,28 @@
                     relayConnectionStatus.className = 'status connected';
                     connectRelayBtn.disabled = true;
                     disconnectRelayBtn.disabled = true;
-                    testWebSocketBtn.disabled = true;
+                    restartRelayBtn.disabled = true;
                     break;
                 case 'connected':
                     relayConnectionStatus.textContent = 'CONNECTED';
                     relayConnectionStatus.className = 'status connected';
                     connectRelayBtn.disabled = true;
                     disconnectRelayBtn.disabled = false;
-                    testWebSocketBtn.disabled = false;
+                    restartRelayBtn.disabled = false;
                     break;
                 case 'disconnected':
                     relayConnectionStatus.textContent = 'NOT CONNECTED';
                     relayConnectionStatus.className = 'status disconnected';
                     connectRelayBtn.disabled = false;
                     disconnectRelayBtn.disabled = true;
-                    testWebSocketBtn.disabled = true;
+                    restartRelayBtn.disabled = true;
                     break;
                 case 'error':
                     relayConnectionStatus.textContent = 'CONNECTION FAILED';
                     relayConnectionStatus.className = 'status error';
                     connectRelayBtn.disabled = false;
                     disconnectRelayBtn.disabled = true;
-                    testWebSocketBtn.disabled = true;
+                    restartRelayBtn.disabled = true;
                     break;
             }
         }
@@ -1670,22 +1670,12 @@
             disconnectFromRelay();
         });
 
-        testWebSocketBtn.addEventListener('click', function (e) {
+        restartRelayBtn.addEventListener('click', function (e) {
             e.preventDefault();
             e.stopPropagation();
-            const url = relayConnectionUrl.value.trim();
-            if (!url) {
-                log('Please enter a relay URL first', 'ERROR');
-                return;
-            }
-
-            testWebSocketConnection(url)
-                .then(() => {
-                    log('WebSocket test successful', 'INFO');
-                })
-                .catch(error => {
-                    log(`WebSocket test failed: ${error.message}`, 'ERROR');
-                });
+            sendRestartCommand().catch(error => {
+                log(`Restart command failed: ${error.message}`, 'ERROR');
+            });
         });
 
         // ================================
@@ -3078,10 +3068,14 @@
             messageDiv.className = 'log-entry';
 
             const directionColor = direction === 'sent' ? '#007bff' : '#28a745';
+            
+            // Convert newlines to <br> tags for proper HTML display
+            const formattedMessage = message.replace(/\n/g, '<br>');
+            
             messageDiv.innerHTML = `
                 <span class="log-timestamp">${timestamp}</span>
                 <span style="color: ${directionColor}; font-weight: bold;">[${direction.toUpperCase()}]</span>
-                ${message}
+                <span style="white-space: pre-wrap;">${formattedMessage}</span>
             `;
 
             // Remove the "No messages received yet" placeholder if it exists
@@ -3144,6 +3138,83 @@
         // DATABASE STATISTICS FUNCTIONS
         // ================================
 
+        // Send restart command to restart the relay using Administrator API
+        async function sendRestartCommand() {
+            if (!isLoggedIn || !userPubkey) {
+                log('Must be logged in to restart relay', 'ERROR');
+                return;
+            }
+
+            if (!relayPool) {
+                log('SimplePool connection not available', 'ERROR');
+                return;
+            }
+
+            try {
+                log('Sending restart command to relay...', 'INFO');
+
+                // Create command array for restart
+                const command_array = ["system_command", "restart"];
+
+                // Encrypt the command array directly using NIP-44
+                const encrypted_content = await encryptForRelay(JSON.stringify(command_array));
+                if (!encrypted_content) {
+                    throw new Error('Failed to encrypt command array');
+                }
+
+                // Create single kind 23456 admin event
+                const restartEvent = {
+                    kind: 23456,
+                    pubkey: userPubkey,
+                    created_at: Math.floor(Date.now() / 1000),
+                    tags: [["p", getRelayPubkey()]],
+                    content: encrypted_content
+                };
+
+                // Sign the event
+                const signedEvent = await window.nostr.signEvent(restartEvent);
+                if (!signedEvent || !signedEvent.sig) {
+                    throw new Error('Event signing failed');
+                }
+
+                // Publish via SimplePool
+                const url = relayConnectionUrl.value.trim();
+                const publishPromises = relayPool.publish([url], signedEvent);
+
+                // Use Promise.allSettled to capture per-relay outcomes
+                const results = await Promise.allSettled(publishPromises);
+
+                // Check if any relay accepted the event
+                let successCount = 0;
+                results.forEach((result, index) => {
+                    if (result.status === 'fulfilled') {
+                        successCount++;
+                        log(`Restart command published successfully to relay ${index}`, 'INFO');
+                    } else {
+                        log(`Restart command failed on relay ${index}: ${result.reason?.message || result.reason}`, 'ERROR');
+                    }
+                });
+
+                if (successCount === 0) {
+                    const errorDetails = results.map((r, i) => `Relay ${i}: ${r.reason?.message || r.reason}`).join('; ');
+                    throw new Error(`All relays rejected restart command. Details: ${errorDetails}`);
+                }
+
+                log('Restart command sent successfully - relay should restart shortly...', 'INFO');
+
+                // Update connection status to indicate restart is in progress
+                updateRelayConnectionStatus('connecting');
+                relayConnectionStatus.textContent = 'RESTARTING...';
+
+                // The relay will disconnect and need to be reconnected after restart
+                // This will be handled by the WebSocket disconnection event
+
+            } catch (error) {
+                log(`Failed to send restart command: ${error.message}`, 'ERROR');
+                updateRelayConnectionStatus('error');
+            }
+        }
+
         // Send stats_query command to get database statistics using Administrator API (inner events)
         async function sendStatsQuery() {
             if (!isLoggedIn || !userPubkey) {
@@ -3300,9 +3371,12 @@
             const events7d = document.getElementById('events-7d');
             const events30d = document.getElementById('events-30d');
 
-            if (events24h) events24h.textContent = data.events_24h || '-';
-            if (events7d) events7d.textContent = data.events_7d || '-';
-            if (events30d) events30d.textContent = data.events_30d || '-';
+            // Access the nested time_stats object from backend response
+            const timeStats = data.time_stats || {};
+
+            if (events24h) events24h.textContent = timeStats.last_24h || '0';
+            if (events7d) events7d.textContent = timeStats.last_7d || '0';
+            if (events30d) events30d.textContent = timeStats.last_30d || '0';
         }
 
         // Populate top pubkeys table

relay.pid

@@ -1 +1 @@
-1159431
+1567707

src/config.c

@@ -16,6 +16,9 @@
 // External database connection (from main.c)
 extern sqlite3* g_db;
 
+// External shutdown flag (from main.c)
+extern volatile sig_atomic_t g_shutdown_flag;
+
 // Global unified configuration cache instance
 unified_config_cache_t g_unified_cache = {
     .cache_lock = PTHREAD_MUTEX_INITIALIZER,
@@ -3673,19 +3676,19 @@ int handle_system_command_unified(cJSON* event, const char* command, char* error
         cJSON* response = cJSON_CreateObject();
         cJSON_AddStringToObject(response, "command", "system_status");
         cJSON_AddNumberToObject(response, "timestamp", (double)time(NULL));
-        
+
         cJSON* status_data = cJSON_CreateObject();
         cJSON_AddStringToObject(status_data, "database", g_db ? "connected" : "not_available");
         cJSON_AddStringToObject(status_data, "cache_status", g_unified_cache.cache_valid ? "valid" : "invalid");
-        
+
         if (strlen(g_database_path) > 0) {
             cJSON_AddStringToObject(status_data, "database_path", g_database_path);
         }
-        
+
         // Count configuration items and auth rules
         if (g_db) {
             sqlite3_stmt* stmt;
-            
+
             // Config count
             if (sqlite3_prepare_v2(g_db, "SELECT COUNT(*) FROM config", -1, &stmt, NULL) == SQLITE_OK) {
                 if (sqlite3_step(stmt) == SQLITE_ROW) {
@@ -3693,7 +3696,7 @@ int handle_system_command_unified(cJSON* event, const char* command, char* error
                 }
                 sqlite3_finalize(stmt);
             }
-            
+
             // Auth rules count
             if (sqlite3_prepare_v2(g_db, "SELECT COUNT(*) FROM auth_rules", -1, &stmt, NULL) == SQLITE_OK) {
                 if (sqlite3_step(stmt) == SQLITE_ROW) {
@@ -3702,34 +3705,72 @@ int handle_system_command_unified(cJSON* event, const char* command, char* error
                 sqlite3_finalize(stmt);
             }
         }
-        
+
         cJSON_AddItemToObject(response, "data", status_data);
-        
+
         printf("=== System Status ===\n");
         printf("Database: %s\n", g_db ? "Connected" : "Not available");
         printf("Cache status: %s\n", g_unified_cache.cache_valid ? "Valid" : "Invalid");
-        
+
         // Get admin pubkey from event for response
         cJSON* pubkey_obj = cJSON_GetObjectItem(event, "pubkey");
         const char* admin_pubkey = pubkey_obj ? cJSON_GetStringValue(pubkey_obj) : NULL;
-        
+
         if (!admin_pubkey) {
             cJSON_Delete(response);
             snprintf(error_message, error_size, "missing admin pubkey for response");
             return -1;
         }
-        
+
         // Send response as signed kind 23457 event
         if (send_admin_response_event(response, admin_pubkey, wsi) == 0) {
             log_success("System status query completed successfully with signed response");
             cJSON_Delete(response);
             return 0;
         }
-        
+
         cJSON_Delete(response);
         snprintf(error_message, error_size, "failed to send system status response");
         return -1;
     }
+    else if (strcmp(command, "restart") == 0) {
+        // Build restart acknowledgment response
+        cJSON* response = cJSON_CreateObject();
+        cJSON_AddStringToObject(response, "command", "restart");
+        cJSON_AddStringToObject(response, "status", "initiating_restart");
+        cJSON_AddStringToObject(response, "message", "Relay restart initiated - shutting down gracefully");
+        cJSON_AddNumberToObject(response, "timestamp", (double)time(NULL));
+
+        printf("=== Relay Restart Initiated ===\n");
+        printf("Admin requested system restart\n");
+        printf("Sending acknowledgment and initiating shutdown...\n");
+
+        // Get admin pubkey from event for response
+        cJSON* pubkey_obj = cJSON_GetObjectItem(event, "pubkey");
+        const char* admin_pubkey = pubkey_obj ? cJSON_GetStringValue(pubkey_obj) : NULL;
+
+        if (!admin_pubkey) {
+            cJSON_Delete(response);
+            snprintf(error_message, error_size, "missing admin pubkey for response");
+            return -1;
+        }
+
+        // Send acknowledgment response as signed kind 23457 event
+        if (send_admin_response_event(response, admin_pubkey, wsi) == 0) {
+            log_success("Restart acknowledgment sent successfully - initiating shutdown");
+
+            // Trigger graceful shutdown by setting the global shutdown flag
+            g_shutdown_flag = 1;
+            log_info("Shutdown flag set - relay will restart gracefully");
+
+            cJSON_Delete(response);
+            return 0;
+        }
+
+        cJSON_Delete(response);
+        snprintf(error_message, error_size, "failed to send restart acknowledgment");
+        return -1;
+    }
     else {
         snprintf(error_message, error_size, "invalid: unknown system command '%s'", command);
         return -1;

src/dm_admin.h

@@ -18,4 +18,10 @@ int process_nip17_admin_command(cJSON* dm_event, char* error_message, size_t err
 int is_nip17_gift_wrap_for_relay(cJSON* gift_wrap_event);
 char* generate_stats_json(void);
 
+// Unified NIP-17 response functions
+int send_nip17_response(const char* sender_pubkey, const char* response_content,
+                       char* error_message, size_t error_size);
+char* generate_config_text(void);
+char* generate_stats_text(void);
+
 #endif // DM_ADMIN_H

src/main.c

@@ -45,6 +45,8 @@ int nostr_nip42_verify_auth_event(cJSON *event, const char *challenge_id,
 // Global state
 sqlite3* g_db = NULL;  // Non-static so config.c can access it
 int g_server_running = 1;  // Non-static so websockets.c can access it
+volatile sig_atomic_t g_shutdown_flag = 0;  // Non-static so config.c can access it for restart functionality
+int g_restart_requested = 0;  // Non-static so config.c can access it for restart functionality
 struct lws_context *ws_context = NULL;  // Non-static so websockets.c can access it
 
 // NIP-11 relay information structure

src/websockets.c

@@ -95,6 +95,8 @@ extern unified_config_cache_t g_unified_cache;
 // Forward declarations for global state
 extern sqlite3* g_db;
 extern int g_server_running;
+extern volatile sig_atomic_t g_shutdown_flag;
+extern int g_restart_requested;
 extern struct lws_context *ws_context;
 
 // Global subscription manager
@@ -644,17 +646,32 @@ static int nostr_relay_callback(struct lws *wsi, enum lws_callback_reasons reaso
                                                 cJSON* response_event = process_nip17_admin_message(event, nip17_error, sizeof(nip17_error), wsi);
 
                                                 if (!response_event) {
-                                                    log_error("DEBUG NIP17: NIP-17 admin message processing failed");
-                                                    result = -1;
-                                                    size_t error_len = strlen(nip17_error);
-                                                    size_t copy_len = (error_len < sizeof(error_message) - 1) ? error_len : sizeof(error_message) - 1;
-                                                    memcpy(error_message, nip17_error, copy_len);
-                                                    error_message[copy_len] = '\0';
+                                                    // Check if this is an error or if the command was already handled
+                                                    if (strlen(nip17_error) > 0) {
+                                                        // There was an actual error
+                                                        log_error("DEBUG NIP17: NIP-17 admin message processing failed");
+                                                        result = -1;
+                                                        size_t error_len = strlen(nip17_error);
+                                                        size_t copy_len = (error_len < sizeof(error_message) - 1) ? error_len : sizeof(error_message) - 1;
+                                                        memcpy(error_message, nip17_error, copy_len);
+                                                        error_message[copy_len] = '\0';
 
-                                                    char debug_nip17_error_msg[600];
-                                                    snprintf(debug_nip17_error_msg, sizeof(debug_nip17_error_msg),
-                                                            "DEBUG NIP17 ERROR: %.400s", nip17_error);
-                                                    log_error(debug_nip17_error_msg);
+                                                        char debug_nip17_error_msg[600];
+                                                        snprintf(debug_nip17_error_msg, sizeof(debug_nip17_error_msg),
+                                                                "DEBUG NIP17 ERROR: %.400s", nip17_error);
+                                                        log_error(debug_nip17_error_msg);
+                                                    } else {
+                                                        // No error message means the command was already handled (plain text commands)
+                                                        log_success("DEBUG NIP17: NIP-17 admin message processed successfully (already handled)");
+                                                        // Store the original gift wrap event in database
+                                                        if (store_event(event) != 0) {
+                                                            log_error("DEBUG NIP17: Failed to store gift wrap event in database");
+                                                            result = -1;
+                                                            strncpy(error_message, "error: failed to store gift wrap event", sizeof(error_message) - 1);
+                                                        } else {
+                                                            log_info("DEBUG NIP17: Gift wrap event stored successfully in database");
+                                                        }
+                                                    }
                                                 } else {
                                                     log_success("DEBUG NIP17: NIP-17 admin message processed successfully");
                                                     // Store the original gift wrap event in database (unlike kind 23456)
@@ -1138,7 +1155,7 @@ int start_websocket_relay(int port_override, int strict_port) {
     log_success(startup_msg);
 
     // Main event loop with proper signal handling
-    while (g_server_running) {
+    while (g_server_running && !g_shutdown_flag) {
         int result = lws_service(ws_context, 1000);
 
         if (result < 0) {