2 Commits

23 changed files with 4321 additions and 243 deletions

3
.gitmodules vendored
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@@ -1,6 +1,3 @@
[submodule "blossom"]
path = blossom
url = ssh://git@git.laantungir.net:222/laantungir/blossom.git
[submodule "nostr_core_lib"]
path = nostr_core_lib
url = ssh://git@git.laantungir.net:222/laantungir/nostr_core_lib.git

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@@ -1,4 +1,4 @@
ADMIN_PRIVKEY='22cc83aa57928a2800234c939240c9a6f0f44a33ea3838a860ed38930b195afd'
ADMIN_PUBKEY='8ff74724ed641b3c28e5a86d7c5cbc49c37638ace8c6c38935860e7a5eedde0e'
SERVER_PRIVKEY='c4e0d2ed7d36277d6698650f68a6e9199f91f3abb476a67f07303e81309c48f1'
SERVER_PUBKEY='ebe82fbff0ff79b2973892eb285cafc767863e434f894838a548580266b70254'
SERVER_PUBKEY='52e366edfa4e9cc6a6d4653828e51ccf828a2f5a05227d7a768f33b5a198681a'

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@@ -1,16 +1,20 @@
# Ginxsom Blossom Server Makefile
CC = gcc
CFLAGS = -Wall -Wextra -std=c99 -O2 -Inostr_core_lib/nostr_core -Inostr_core_lib/cjson
CFLAGS = -Wall -Wextra -std=gnu99 -O2 -Inostr_core_lib/nostr_core -Inostr_core_lib/cjson
LIBS = -lfcgi -lsqlite3 nostr_core_lib/libnostr_core_x64.a -lz -ldl -lpthread -lm -L/usr/local/lib -lsecp256k1 -lssl -lcrypto -lcurl
SRCDIR = src
BUILDDIR = build
TARGET = $(BUILDDIR)/ginxsom-fcgi
# Source files
SOURCES = $(SRCDIR)/main.c $(SRCDIR)/admin_api.c $(SRCDIR)/admin_auth.c $(SRCDIR)/admin_event.c $(SRCDIR)/admin_websocket.c $(SRCDIR)/admin_handlers.c $(SRCDIR)/bud04.c $(SRCDIR)/bud06.c $(SRCDIR)/bud08.c $(SRCDIR)/bud09.c $(SRCDIR)/request_validator.c
SOURCES = $(SRCDIR)/main.c $(SRCDIR)/admin_api.c $(SRCDIR)/admin_auth.c $(SRCDIR)/admin_event.c $(SRCDIR)/admin_handlers.c $(SRCDIR)/bud04.c $(SRCDIR)/bud06.c $(SRCDIR)/bud08.c $(SRCDIR)/bud09.c $(SRCDIR)/request_validator.c $(SRCDIR)/relay_client.c
OBJECTS = $(SOURCES:$(SRCDIR)/%.c=$(BUILDDIR)/%.o)
# Add core_relay_pool.c from nostr_core_lib
POOL_SRC = nostr_core_lib/nostr_core/core_relay_pool.c
POOL_OBJ = $(BUILDDIR)/core_relay_pool.o
# Default target
all: $(TARGET)
@@ -22,9 +26,13 @@ $(BUILDDIR):
$(BUILDDIR)/%.o: $(SRCDIR)/%.c | $(BUILDDIR)
$(CC) $(CFLAGS) -c $< -o $@
# Compile core_relay_pool.o (needs src/ for request_validator.h)
$(POOL_OBJ): $(POOL_SRC) | $(BUILDDIR)
$(CC) $(CFLAGS) -I$(SRCDIR) -c $< -o $@
# Link final executable
$(TARGET): $(OBJECTS)
$(CC) $(OBJECTS) $(LIBS) -o $@
$(TARGET): $(OBJECTS) $(POOL_OBJ)
$(CC) $(OBJECTS) $(POOL_OBJ) $(LIBS) -o $@
# Clean build files
clean:

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@@ -41,7 +41,10 @@ INSERT OR IGNORE INTO config (key, value, description) VALUES
('admin_enabled', 'true', 'Whether admin API is enabled'),
('nip42_require_auth', 'false', 'Enable NIP-42 challenge/response authentication'),
('nip42_challenge_timeout', '600', 'NIP-42 challenge timeout in seconds'),
('nip42_time_tolerance', '300', 'NIP-42 timestamp tolerance in seconds');
('nip42_time_tolerance', '300', 'NIP-42 timestamp tolerance in seconds'),
('enable_relay_connect', 'true', 'Enable Nostr relay client connections'),
('kind_0_content', '{"name":"Ginxsom Blossom Server","about":"A Blossom media server for storing and serving files on Nostr","picture":"","nip05":""}', 'Kind 0 profile metadata content (JSON)'),
('kind_10002_tags', '["wss://relay.laantungir.net"]', 'Kind 10002 relay list - JSON array of relay URLs');
-- Authentication rules table for whitelist/blacklist functionality
CREATE TABLE IF NOT EXISTS auth_rules (

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@@ -2,7 +2,8 @@
# Comprehensive Blossom Protocol Implementation
# Main context - specify error log here to override system default
error_log logs/nginx/error.log info;
# Set to warn level to capture FastCGI stderr messages
error_log logs/nginx/error.log warn;
pid logs/nginx/nginx.pid;
events {

1639
debug.log Normal file

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8
ginxsom.code-workspace Normal file
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@@ -0,0 +1,8 @@
{
"folders": [
{
"path": "."
}
],
"settings": {}
}

Submodule nostr_core_lib deleted from 7d7c3eafe8

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@@ -246,24 +246,37 @@ else
echo -e "${YELLOW}Starting FastCGI in production mode - will generate new keys and create database${NC}"
fi
# Start FastCGI application with proper logging (daemonized but with redirected streams)
# Start FastCGI application with proper logging
echo "FastCGI starting at $(date)" >> logs/app/stderr.log
spawn-fcgi -s "$SOCKET_PATH" -M 666 -u "$USER" -g "$USER" -P "$PID_FILE" -- "$FCGI_BINARY" $FCGI_ARGS 1>>logs/app/stdout.log 2>>logs/app/stderr.log
if [ $? -eq 0 ] && [ -f "$PID_FILE" ]; then
PID=$(cat "$PID_FILE")
# Use nohup with spawn-fcgi -n to keep process running with redirected output
# The key is: nohup prevents HUP signal, -n prevents daemonization (keeps stderr connected)
nohup spawn-fcgi -n -s "$SOCKET_PATH" -M 666 -u "$USER" -g "$USER" -- "$FCGI_BINARY" $FCGI_ARGS >>logs/app/stdout.log 2>>logs/app/stderr.log </dev/null &
SPAWN_PID=$!
# Wait for spawn-fcgi to spawn the child
sleep 1
# Get the actual FastCGI process PID (child of spawn-fcgi)
FCGI_PID=$(pgrep -f "ginxsom-fcgi.*--storage-dir" | head -1)
if [ -z "$FCGI_PID" ]; then
echo -e "${RED}Warning: Could not find FastCGI process${NC}"
FCGI_PID=$SPAWN_PID
fi
# Save PID
echo $FCGI_PID > "$PID_FILE"
# Give it a moment to start
sleep 1
if check_process "$FCGI_PID"; then
echo -e "${GREEN}FastCGI application started successfully${NC}"
echo "PID: $PID"
# Verify it's actually running
if check_process "$PID"; then
echo -e "${GREEN}Process confirmed running${NC}"
else
echo -e "${RED}Warning: Process may have crashed immediately${NC}"
exit 1
fi
echo "PID: $FCGI_PID"
echo -e "${GREEN}Process confirmed running${NC}"
else
echo -e "${RED}Failed to start FastCGI application${NC}"
echo -e "${RED}Process may have crashed immediately${NC}"
exit 1
fi
@@ -334,4 +347,8 @@ echo -e "${YELLOW}To stop all processes, run: nginx -p . -c $NGINX_CONFIG -s sto
echo -e "${YELLOW}To monitor logs, check: logs/nginx/error.log, logs/nginx/access.log, logs/app/stderr.log, logs/app/stdout.log${NC}"
echo -e "\n${YELLOW}Server is available at:${NC}"
echo -e " ${GREEN}HTTP:${NC} http://localhost:9001"
echo -e " ${GREEN}HTTPS:${NC} https://localhost:9443"
echo -e " ${GREEN}HTTPS:${NC} https://localhost:9443"
echo -e "\n${YELLOW}Admin WebSocket endpoint:${NC}"
echo -e " ${GREEN}WSS:${NC} wss://localhost:9443/admin (via nginx proxy)"
echo -e " ${GREEN}WS:${NC} ws://localhost:9001/admin (via nginx proxy)"
echo -e " ${GREEN}Direct:${NC} ws://localhost:9442 (direct connection)"

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@@ -1,163 +0,0 @@
/*
* Ginxsom Admin WebSocket Module
* Handles WebSocket connections for Kind 23456/23457 admin commands
* Based on c-relay's WebSocket implementation
*/
#include "ginxsom.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <cjson/cJSON.h>
#include <sqlite3.h>
// Forward declarations from admin_auth.c
int process_admin_command(cJSON *event, char ***command_array_out, int *command_count_out, char **admin_pubkey_out);
void free_command_array(char **command_array, int command_count);
int create_admin_response(const char *response_json, const char *admin_pubkey, const char *original_event_id, cJSON **response_event_out);
// Forward declarations from admin_handlers.c (to be created)
int execute_admin_command(char **command_array, int command_count, const char *admin_pubkey, char **response_json_out);
// Handle WebSocket admin command endpoint (/api/admin)
void handle_admin_websocket_request(void) {
// For now, this is a placeholder for WebSocket implementation
// In a full implementation, this would:
// 1. Upgrade HTTP connection to WebSocket
// 2. Handle WebSocket frames
// 3. Process Kind 23456 events
// 4. Send Kind 23457 responses
printf("Status: 501 Not Implemented\r\n");
printf("Content-Type: application/json\r\n\r\n");
printf("{\n");
printf(" \"error\": \"websocket_not_implemented\",\n");
printf(" \"message\": \"WebSocket admin endpoint not yet implemented\",\n");
printf(" \"note\": \"Use HTTP POST to /api/admin for now\"\n");
printf("}\n");
}
// Handle HTTP POST admin command endpoint (/api/admin)
void handle_admin_command_post_request(void) {
// Read the request body (should contain Kind 23456 event JSON)
const char *content_length_str = getenv("CONTENT_LENGTH");
if (!content_length_str) {
printf("Status: 400 Bad Request\r\n");
printf("Content-Type: application/json\r\n\r\n");
printf("{\n");
printf(" \"error\": \"missing_content_length\",\n");
printf(" \"message\": \"Content-Length header required\"\n");
printf("}\n");
return;
}
long content_length = atol(content_length_str);
if (content_length <= 0 || content_length > 1024 * 1024) { // 1MB limit
printf("Status: 400 Bad Request\r\n");
printf("Content-Type: application/json\r\n\r\n");
printf("{\n");
printf(" \"error\": \"invalid_content_length\",\n");
printf(" \"message\": \"Content-Length must be between 1 and 1MB\"\n");
printf("}\n");
return;
}
// Read the request body
char *request_body = malloc(content_length + 1);
if (!request_body) {
printf("Status: 500 Internal Server Error\r\n");
printf("Content-Type: application/json\r\n\r\n");
printf("{\n");
printf(" \"error\": \"memory_allocation_failed\",\n");
printf(" \"message\": \"Failed to allocate memory for request body\"\n");
printf("}\n");
return;
}
size_t bytes_read = fread(request_body, 1, content_length, stdin);
if (bytes_read != (size_t)content_length) {
free(request_body);
printf("Status: 400 Bad Request\r\n");
printf("Content-Type: application/json\r\n\r\n");
printf("{\n");
printf(" \"error\": \"incomplete_request_body\",\n");
printf(" \"message\": \"Failed to read complete request body\"\n");
printf("}\n");
return;
}
request_body[content_length] = '\0';
// Parse the JSON event
cJSON *event = cJSON_Parse(request_body);
free(request_body);
if (!event) {
printf("Status: 400 Bad Request\r\n");
printf("Content-Type: application/json\r\n\r\n");
printf("{\n");
printf(" \"error\": \"invalid_json\",\n");
printf(" \"message\": \"Request body is not valid JSON\"\n");
printf("}\n");
return;
}
// Process the admin command
char **command_array = NULL;
int command_count = 0;
char *admin_pubkey = NULL;
int result = process_admin_command(event, &command_array, &command_count, &admin_pubkey);
cJSON_Delete(event);
if (result != 0) {
printf("Status: 400 Bad Request\r\n");
printf("Content-Type: application/json\r\n\r\n");
printf("{\n");
printf(" \"error\": \"invalid_admin_command\",\n");
printf(" \"message\": \"Failed to process admin command\"\n");
printf("}\n");
return;
}
// Execute the command
char *response_json = NULL;
int exec_result = execute_admin_command(command_array, command_count, admin_pubkey, &response_json);
free_command_array(command_array, command_count);
free(admin_pubkey);
if (exec_result != 0) {
printf("Status: 500 Internal Server Error\r\n");
printf("Content-Type: application/json\r\n\r\n");
printf("{\n");
printf(" \"error\": \"command_execution_failed\",\n");
printf(" \"message\": \"Failed to execute admin command\"\n");
printf("}\n");
return;
}
// Create the response event (Kind 23457)
cJSON *response_event = NULL;
int create_result = create_admin_response(response_json, admin_pubkey, NULL, &response_event);
free(response_json);
if (create_result != 0) {
printf("Status: 500 Internal Server Error\r\n");
printf("Content-Type: application/json\r\n\r\n");
printf("{\n");
printf(" \"error\": \"response_creation_failed\",\n");
printf(" \"message\": \"Failed to create admin response\"\n");
printf("}\n");
return;
}
// Return the response event as JSON
char *response_json_str = cJSON_Print(response_event);
cJSON_Delete(response_event);
printf("Status: 200 OK\r\n");
printf("Content-Type: application/json\r\n\r\n");
printf("%s\n", response_json_str);
free(response_json_str);
}

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@@ -10,8 +10,8 @@
// Version information (auto-updated by build system)
#define VERSION_MAJOR 0
#define VERSION_MINOR 1
#define VERSION_PATCH 10
#define VERSION "v0.1.10"
#define VERSION_PATCH 12
#define VERSION "v0.1.12"
#include <stddef.h>
#include <stdint.h>
@@ -250,6 +250,16 @@ void send_json_response(int status_code, const char* json_content);
// Logging utilities
void log_request(const char* method, const char* uri, const char* auth_status, int status_code);
// Centralized application logging (writes to logs/app/app.log)
typedef enum {
LOG_DEBUG = 0,
LOG_INFO = 1,
LOG_WARN = 2,
LOG_ERROR = 3
} log_level_t;
void app_log(log_level_t level, const char* format, ...);
// SHA-256 validation helper (used by multiple BUDs)
int validate_sha256_format(const char* sha256);

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@@ -5,11 +5,13 @@
#define _GNU_SOURCE
#include "ginxsom.h"
#include "relay_client.h"
#include "../nostr_core_lib/nostr_core/nostr_common.h"
#include "../nostr_core_lib/nostr_core/utils.h"
#include <getopt.h>
#include <curl/curl.h>
#include <sqlite3.h>
#include <stdarg.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
@@ -19,7 +21,43 @@
#include <time.h>
#include <unistd.h>
// Debug macros removed
// Centralized logging system (declaration in ginxsom.h)
void app_log(log_level_t level, const char *format, ...) {
FILE *log_file = fopen("logs/app/app.log", "a");
if (!log_file) {
return; // Silently fail if we can't open log file
}
// Get timestamp
time_t now = time(NULL);
struct tm *tm_info = localtime(&now);
char timestamp[64];
strftime(timestamp, sizeof(timestamp), "%Y-%m-%d %H:%M:%S", tm_info);
// Get log level string
const char *level_str;
switch (level) {
case LOG_DEBUG: level_str = "DEBUG"; break;
case LOG_INFO: level_str = "INFO"; break;
case LOG_WARN: level_str = "WARN"; break;
case LOG_ERROR: level_str = "ERROR"; break;
default: level_str = "UNKNOWN"; break;
}
// Write log prefix with timestamp, PID, and level
fprintf(log_file, "[%s] [PID:%d] [%s] ", timestamp, getpid(), level_str);
// Write formatted message
va_list args;
va_start(args, format);
vfprintf(log_file, format, args);
va_end(args);
// Ensure newline
fprintf(log_file, "\n");
fclose(log_file);
}
#define MAX_SHA256_LEN 65
#define MAX_PATH_LEN 4096
@@ -196,7 +234,10 @@ int initialize_database(const char *db_path) {
" ('admin_enabled', 'true', 'Whether admin API is enabled'),"
" ('nip42_require_auth', 'false', 'Enable NIP-42 challenge/response authentication'),"
" ('nip42_challenge_timeout', '600', 'NIP-42 challenge timeout in seconds'),"
" ('nip42_time_tolerance', '300', 'NIP-42 timestamp tolerance in seconds');";
" ('nip42_time_tolerance', '300', 'NIP-42 timestamp tolerance in seconds'),"
" ('enable_relay_connect', 'true', 'Enable connection to Nostr relays'),"
" ('kind_0_content', '{\"name\":\"Ginxsom Blossom Server\",\"about\":\"A Nostr-enabled Blossom media server\",\"picture\":\"\"}', 'JSON content for Kind 0 profile event'),"
" ('kind_10002_tags', '[\"wss://relay.laantungir.net\"]', 'JSON array of relay URLs for Kind 10002');";
rc = sqlite3_exec(db, insert_config, NULL, NULL, &err_msg);
if (rc != SQLITE_OK) {
@@ -1830,8 +1871,9 @@ void handle_auth_challenge_request(void) {
/////////////////////////////////////////////////////////////////////////////////////////
int main(int argc, char *argv[]) {
fprintf(stderr, "DEBUG: main() started\n");
fflush(stderr);
// Initialize application logging
app_log(LOG_INFO, "=== Ginxsom FastCGI Application Starting ===");
app_log(LOG_INFO, "Process ID: %d", getpid());
// Parse command line arguments
int use_test_keys = 0;
@@ -1891,17 +1933,16 @@ int main(int argc, char *argv[]) {
}
}
fprintf(stderr, "STARTUP: Using storage directory: %s\n", g_storage_dir);
app_log(LOG_INFO, "Storage directory: %s", g_storage_dir);
// CRITICAL: Initialize nostr crypto system BEFORE key operations
fprintf(stderr, "STARTUP: Initializing nostr crypto system...\r\n");
app_log(LOG_INFO, "Initializing nostr crypto system...");
int crypto_init_result = nostr_crypto_init();
fprintf(stderr, "CRYPTO INIT RESULT: %d\r\n", crypto_init_result);
if (crypto_init_result != 0) {
fprintf(stderr, "FATAL ERROR: Failed to initialize nostr crypto system\r\n");
app_log(LOG_ERROR, "Failed to initialize nostr crypto system (result: %d)", crypto_init_result);
return 1;
}
fprintf(stderr, "STARTUP: nostr crypto system initialized successfully\r\n");
app_log(LOG_INFO, "Nostr crypto system initialized successfully");
// ========================================================================
// DATABASE AND KEY INITIALIZATION - 5 SCENARIOS
@@ -1909,12 +1950,12 @@ int main(int argc, char *argv[]) {
// Scenario 4: Test Mode (--test-keys)
if (use_test_keys) {
fprintf(stderr, "\n=== SCENARIO 4: TEST MODE ===\n");
app_log(LOG_INFO, "=== SCENARIO 4: TEST MODE ===");
// Load test keys from .test_keys file
FILE *keys_file = fopen(".test_keys", "r");
if (!keys_file) {
fprintf(stderr, "ERROR: Cannot open .test_keys file\n");
app_log(LOG_ERROR, "Cannot open .test_keys file");
return 1;
}
@@ -1934,35 +1975,38 @@ int main(int argc, char *argv[]) {
if (end && (end - start) == 64) {
strncpy(test_server_privkey, start, 64);
test_server_privkey[64] = '\0';
app_log(LOG_DEBUG, "Parsed SERVER_PRIVKEY from .test_keys");
} else {
app_log(LOG_ERROR, "Failed to parse SERVER_PRIVKEY (length: %ld)", end ? (long)(end - start) : -1L);
}
}
}
fclose(keys_file);
fprintf(stderr, "TEST MODE: Loaded keys from .test_keys\n");
fprintf(stderr, "TEST MODE: Admin pubkey: %s\n", g_admin_pubkey);
app_log(LOG_INFO, "Loaded keys from .test_keys");
app_log(LOG_INFO, "Admin pubkey: %s", g_admin_pubkey);
// Derive pubkey from test privkey
if (derive_pubkey_from_privkey(test_server_privkey, g_blossom_pubkey) != 0) {
fprintf(stderr, "ERROR: Failed to derive pubkey from test privkey\n");
app_log(LOG_ERROR, "Failed to derive pubkey from test privkey");
return 1;
}
fprintf(stderr, "TEST MODE: Server pubkey: %s\n", g_blossom_pubkey);
app_log(LOG_INFO, "Server pubkey: %s", g_blossom_pubkey);
// Set database path based on test pubkey
if (set_db_path_from_pubkey(g_blossom_pubkey) != 0) {
fprintf(stderr, "ERROR: Failed to set database path\n");
app_log(LOG_ERROR, "Failed to set database path");
return 1;
}
// Test mode ALWAYS overwrites database for clean testing
fprintf(stderr, "TEST MODE: Creating/overwriting database: %s\n", g_db_path);
app_log(LOG_INFO, "Creating/overwriting test database: %s", g_db_path);
unlink(g_db_path); // Remove if exists
// Initialize new database
if (initialize_database(g_db_path) != 0) {
fprintf(stderr, "ERROR: Failed to initialize test database\n");
app_log(LOG_ERROR, "Failed to initialize test database");
return 1;
}
@@ -1971,7 +2015,7 @@ int main(int argc, char *argv[]) {
g_blossom_seckey[64] = '\0';
if (store_blossom_private_key(test_server_privkey) != 0) {
fprintf(stderr, "ERROR: Failed to store test private key\n");
app_log(LOG_ERROR, "Failed to store test private key");
return 1;
}
@@ -2003,12 +2047,12 @@ int main(int argc, char *argv[]) {
sqlite3_close(db);
}
fprintf(stderr, "TEST MODE: Database initialized successfully\n");
app_log(LOG_INFO, "Test database initialized successfully");
}
// Scenario 3: Keys Specified (--server-privkey)
else if (test_server_privkey[0] != '\0') {
fprintf(stderr, "\n=== SCENARIO 3: KEYS SPECIFIED ===\n");
app_log(LOG_INFO, "=== SCENARIO 3: KEYS SPECIFIED ===");
// Derive pubkey from provided privkey
if (derive_pubkey_from_privkey(test_server_privkey, g_blossom_pubkey) != 0) {
@@ -2022,6 +2066,7 @@ int main(int argc, char *argv[]) {
if (db_path_specified) {
fprintf(stderr, "\n=== SCENARIO 5: DATABASE + KEYS (VALIDATION) ===\n");
strncpy(g_db_path, specified_db_path, sizeof(g_db_path) - 1);
g_db_path[sizeof(g_db_path) - 1] = '\0';
// Check if database exists
struct stat st;
@@ -2117,6 +2162,7 @@ int main(int argc, char *argv[]) {
else if (db_path_specified) {
fprintf(stderr, "\n=== SCENARIO 2: DATABASE SPECIFIED ===\n");
strncpy(g_db_path, specified_db_path, sizeof(g_db_path) - 1);
g_db_path[sizeof(g_db_path) - 1] = '\0';
// Check if database exists
struct stat st;
@@ -2156,21 +2202,18 @@ int main(int argc, char *argv[]) {
// END DATABASE AND KEY INITIALIZATION
// ========================================================================
fprintf(stderr, "\n=== FINAL CONFIGURATION ===\n");
fprintf(stderr, "Database path: %s\n", g_db_path);
fprintf(stderr, "Storage directory: %s\n", g_storage_dir);
fprintf(stderr, "Server pubkey: %s\n", g_blossom_pubkey);
app_log(LOG_INFO, "=== FINAL CONFIGURATION ===");
app_log(LOG_INFO, "Database path: %s", g_db_path);
app_log(LOG_INFO, "Storage directory: %s", g_storage_dir);
app_log(LOG_INFO, "Server pubkey: %s", g_blossom_pubkey);
if (strlen(g_admin_pubkey) > 0) {
fprintf(stderr, "Admin pubkey: %s\n", g_admin_pubkey);
app_log(LOG_INFO, "Admin pubkey: %s", g_admin_pubkey);
}
fprintf(stderr, "===========================\n\n");
fflush(stderr);
app_log(LOG_INFO, "===========================");
// If --generate-keys was specified, exit after key generation
if (g_generate_keys) {
fprintf(stderr, "Key generation completed, exiting.\n");
fflush(stderr);
app_log(LOG_INFO, "Key generation completed, exiting");
return 0;
}
@@ -2191,25 +2234,48 @@ if (!config_loaded /* && !initialize_server_config() */) {
}
// Initialize request validator system
fprintf(stderr, "STARTUP: Initializing request validator system...\r\n");
app_log(LOG_INFO, "Initializing request validator system...");
int validator_init_result =
ginxsom_request_validator_init(g_db_path, "ginxsom");
fprintf(stderr, "MAIN: validator init return code: %d\r\n",
validator_init_result);
if (validator_init_result != NOSTR_SUCCESS) {
fprintf(stderr,
"FATAL ERROR: Failed to initialize request validator system\r\n");
app_log(LOG_ERROR, "Failed to initialize request validator system (result: %d)", validator_init_result);
return 1;
}
fprintf(stderr,
"STARTUP: Request validator system initialized successfully\r\n");
fflush(stderr);
app_log(LOG_INFO, "Request validator system initialized successfully");
// Initialize relay client system
app_log(LOG_INFO, "Initializing relay client system...");
int relay_init_result = relay_client_init(g_db_path);
if (relay_init_result != 0) {
app_log(LOG_WARN, "Failed to initialize relay client system (result: %d)", relay_init_result);
app_log(LOG_WARN, "Continuing without relay client functionality");
} else {
app_log(LOG_INFO, "Relay client system initialized successfully");
// Start relay connections (this will check enable_relay_connect config)
app_log(LOG_INFO, "Starting relay client connections...");
int relay_start_result = relay_client_start();
if (relay_start_result != 0) {
app_log(LOG_WARN, "Failed to start relay client (result: %d)", relay_start_result);
app_log(LOG_WARN, "Relay client disabled - check configuration");
} else {
app_log(LOG_INFO, "Relay client started successfully");
}
}
/////////////////////////////////////////////////////////////////////
// THIS IS WHERE THE REQUESTS ENTER THE FastCGI
/////////////////////////////////////////////////////////////////////
app_log(LOG_INFO, "FastCGI request loop starting - ready to accept requests");
int first_request = 1;
while (FCGI_Accept() >= 0) {
// Test stderr capture on first request
if (first_request) {
fprintf(stderr, "FCGI: First request received - testing nginx stderr capture\n");
fflush(stderr);
first_request = 0;
}
const char *request_method = getenv("REQUEST_METHOD");
const char *request_uri = getenv("REQUEST_URI");
const char *auth_header = getenv("HTTP_AUTHORIZATION");

784
src/relay_client.c Normal file
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@@ -0,0 +1,784 @@
/*
* Ginxsom Relay Client Implementation
*
* Manages connections to Nostr relays, publishes events, and subscribes to admin commands.
*/
#include "relay_client.h"
#include "../nostr_core_lib/nostr_core/nostr_core.h"
#include <sqlite3.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <pthread.h>
#include <unistd.h>
#include <time.h>
// Forward declare app_log to avoid including ginxsom.h (which has typedef conflicts)
typedef enum {
LOG_DEBUG = 0,
LOG_INFO = 1,
LOG_WARN = 2,
LOG_ERROR = 3
} log_level_t;
void app_log(log_level_t level, const char* format, ...);
// Maximum number of relays to connect to
#define MAX_RELAYS 10
// Reconnection settings
#define RECONNECT_DELAY_SECONDS 30
#define MAX_RECONNECT_ATTEMPTS 5
// Global state
static struct {
int enabled;
int initialized;
int running;
char db_path[512];
nostr_relay_pool_t* pool;
char** relay_urls;
int relay_count;
nostr_pool_subscription_t* admin_subscription;
pthread_t management_thread;
pthread_mutex_t state_mutex;
} g_relay_state = {0};
// External globals from main.c
extern char g_blossom_seckey[65];
extern char g_blossom_pubkey[65];
extern char g_admin_pubkey[65];
// Forward declarations
static void *relay_management_thread(void *arg);
static int load_config_from_db(void);
static int parse_relay_urls(const char *json_array);
static int subscribe_to_admin_commands(void);
static void on_publish_response(const char* relay_url, const char* event_id, int success, const char* message, void* user_data);
static void on_admin_command_event(cJSON* event, const char* relay_url, void* user_data);
static void on_admin_subscription_eose(cJSON** events, int event_count, void* user_data);
// Initialize relay client system
int relay_client_init(const char *db_path) {
if (g_relay_state.initialized) {
app_log(LOG_WARN, "Relay client already initialized");
return 0;
}
app_log(LOG_INFO, "Initializing relay client system...");
// Store database path
strncpy(g_relay_state.db_path, db_path, sizeof(g_relay_state.db_path) - 1);
// Initialize mutex
if (pthread_mutex_init(&g_relay_state.state_mutex, NULL) != 0) {
app_log(LOG_ERROR, "Failed to initialize relay state mutex");
return -1;
}
// Load configuration from database
if (load_config_from_db() != 0) {
app_log(LOG_ERROR, "Failed to load relay configuration from database");
pthread_mutex_destroy(&g_relay_state.state_mutex);
return -1;
}
// Create relay pool if enabled
if (g_relay_state.enabled) {
// Use default reconnection config (don't free - it's a static structure)
nostr_pool_reconnect_config_t* config = nostr_pool_reconnect_config_default();
g_relay_state.pool = nostr_relay_pool_create(config);
if (!g_relay_state.pool) {
app_log(LOG_ERROR, "Failed to create relay pool");
pthread_mutex_destroy(&g_relay_state.state_mutex);
return -1;
}
// Add all relays to pool
for (int i = 0; i < g_relay_state.relay_count; i++) {
if (nostr_relay_pool_add_relay(g_relay_state.pool, g_relay_state.relay_urls[i]) != NOSTR_SUCCESS) {
app_log(LOG_WARN, "Failed to add relay to pool: %s", g_relay_state.relay_urls[i]);
}
}
// Trigger initial connection attempts by creating a dummy subscription
// This forces ensure_relay_connection() to be called for each relay
app_log(LOG_INFO, "Initiating relay connections...");
cJSON* dummy_filter = cJSON_CreateObject();
cJSON* kinds = cJSON_CreateArray();
cJSON_AddItemToArray(kinds, cJSON_CreateNumber(0)); // Kind 0 (will match nothing)
cJSON_AddItemToObject(dummy_filter, "kinds", kinds);
cJSON_AddNumberToObject(dummy_filter, "limit", 0); // Limit 0 = no results
nostr_pool_subscription_t* dummy_sub = nostr_relay_pool_subscribe(
g_relay_state.pool,
(const char**)g_relay_state.relay_urls,
g_relay_state.relay_count,
dummy_filter,
NULL, // No event callback
NULL, // No EOSE callback
NULL, // No user data
1, // close_on_eose
1, // enable_deduplication
NOSTR_POOL_EOSE_FIRST, // result_mode
30, // relay_timeout_seconds
30 // eose_timeout_seconds
);
cJSON_Delete(dummy_filter);
// Immediately close the dummy subscription
if (dummy_sub) {
nostr_pool_subscription_close(dummy_sub);
app_log(LOG_INFO, "Connection attempts initiated for %d relays", g_relay_state.relay_count);
} else {
app_log(LOG_WARN, "Failed to initiate connection attempts");
}
}
g_relay_state.initialized = 1;
app_log(LOG_INFO, "Relay client initialized (enabled: %d, relays: %d)",
g_relay_state.enabled, g_relay_state.relay_count);
return 0;
}
// Load configuration from database
static int load_config_from_db(void) {
sqlite3 *db;
sqlite3_stmt *stmt;
int rc;
rc = sqlite3_open_v2(g_relay_state.db_path, &db, SQLITE_OPEN_READONLY, NULL);
if (rc != SQLITE_OK) {
app_log(LOG_ERROR, "Cannot open database: %s", sqlite3_errmsg(db));
return -1;
}
// Load enable_relay_connect
const char *sql = "SELECT value FROM config WHERE key = ?";
rc = sqlite3_prepare_v2(db, sql, -1, &stmt, NULL);
if (rc != SQLITE_OK) {
app_log(LOG_ERROR, "Failed to prepare statement: %s", sqlite3_errmsg(db));
sqlite3_close(db);
return -1;
}
sqlite3_bind_text(stmt, 1, "enable_relay_connect", -1, SQLITE_STATIC);
rc = sqlite3_step(stmt);
if (rc == SQLITE_ROW) {
const char *value = (const char *)sqlite3_column_text(stmt, 0);
g_relay_state.enabled = (strcmp(value, "true") == 0 || strcmp(value, "1") == 0);
} else {
g_relay_state.enabled = 0;
}
sqlite3_finalize(stmt);
// If not enabled, skip loading relay URLs
if (!g_relay_state.enabled) {
sqlite3_close(db);
return 0;
}
// Load kind_10002_tags (relay URLs)
rc = sqlite3_prepare_v2(db, sql, -1, &stmt, NULL);
if (rc != SQLITE_OK) {
app_log(LOG_ERROR, "Failed to prepare statement: %s", sqlite3_errmsg(db));
sqlite3_close(db);
return -1;
}
sqlite3_bind_text(stmt, 1, "kind_10002_tags", -1, SQLITE_STATIC);
rc = sqlite3_step(stmt);
if (rc == SQLITE_ROW) {
const char *json_array = (const char *)sqlite3_column_text(stmt, 0);
if (parse_relay_urls(json_array) != 0) {
app_log(LOG_ERROR, "Failed to parse relay URLs from config");
sqlite3_finalize(stmt);
sqlite3_close(db);
return -1;
}
} else {
app_log(LOG_WARN, "No relay URLs configured in kind_10002_tags");
}
sqlite3_finalize(stmt);
sqlite3_close(db);
return 0;
}
// Parse relay URLs from JSON array
static int parse_relay_urls(const char *json_array) {
cJSON *root = cJSON_Parse(json_array);
if (!root || !cJSON_IsArray(root)) {
app_log(LOG_ERROR, "Invalid JSON array for relay URLs");
if (root) cJSON_Delete(root);
return -1;
}
int count = cJSON_GetArraySize(root);
if (count > MAX_RELAYS) {
app_log(LOG_WARN, "Too many relays configured (%d), limiting to %d", count, MAX_RELAYS);
count = MAX_RELAYS;
}
// Allocate relay URLs array
g_relay_state.relay_urls = malloc(count * sizeof(char*));
if (!g_relay_state.relay_urls) {
cJSON_Delete(root);
return -1;
}
g_relay_state.relay_count = 0;
for (int i = 0; i < count; i++) {
cJSON *item = cJSON_GetArrayItem(root, i);
if (cJSON_IsString(item) && item->valuestring) {
g_relay_state.relay_urls[g_relay_state.relay_count] = strdup(item->valuestring);
if (!g_relay_state.relay_urls[g_relay_state.relay_count]) {
// Cleanup on failure
for (int j = 0; j < g_relay_state.relay_count; j++) {
free(g_relay_state.relay_urls[j]);
}
free(g_relay_state.relay_urls);
cJSON_Delete(root);
return -1;
}
g_relay_state.relay_count++;
}
}
cJSON_Delete(root);
app_log(LOG_INFO, "Parsed %d relay URLs from configuration", g_relay_state.relay_count);
return 0;
}
// Start relay connections
int relay_client_start(void) {
if (!g_relay_state.initialized) {
app_log(LOG_ERROR, "Relay client not initialized");
return -1;
}
if (!g_relay_state.enabled) {
app_log(LOG_INFO, "Relay client disabled in configuration");
return 0;
}
if (g_relay_state.running) {
app_log(LOG_WARN, "Relay client already running");
return 0;
}
app_log(LOG_INFO, "Starting relay client...");
// Start management thread
g_relay_state.running = 1;
if (pthread_create(&g_relay_state.management_thread, NULL, relay_management_thread, NULL) != 0) {
app_log(LOG_ERROR, "Failed to create relay management thread");
g_relay_state.running = 0;
return -1;
}
app_log(LOG_INFO, "Relay client started successfully");
return 0;
}
// Relay management thread
static void *relay_management_thread(void *arg) {
(void)arg;
app_log(LOG_INFO, "Relay management thread started");
// Wait for at least one relay to connect (max 30 seconds)
int connected = 0;
for (int i = 0; i < 30 && !connected; i++) {
sleep(1);
// Poll to process connection attempts
nostr_relay_pool_poll(g_relay_state.pool, 100);
// Check if any relay is connected
for (int j = 0; j < g_relay_state.relay_count; j++) {
nostr_pool_relay_status_t status = nostr_relay_pool_get_relay_status(
g_relay_state.pool,
g_relay_state.relay_urls[j]
);
if (status == NOSTR_POOL_RELAY_CONNECTED) {
connected = 1;
app_log(LOG_INFO, "Relay connected: %s", g_relay_state.relay_urls[j]);
break;
}
}
}
if (!connected) {
app_log(LOG_WARN, "No relays connected after 30 seconds, continuing anyway");
}
// Publish initial events
relay_client_publish_kind0();
relay_client_publish_kind10002();
// Subscribe to admin commands
subscribe_to_admin_commands();
// Main loop: poll the relay pool for incoming messages
while (g_relay_state.running) {
// Poll with 1000ms timeout
int events_processed = nostr_relay_pool_poll(g_relay_state.pool, 1000);
if (events_processed < 0) {
app_log(LOG_ERROR, "Error polling relay pool");
sleep(1);
}
// Pool handles all connection management, reconnection, and message processing
}
app_log(LOG_INFO, "Relay management thread stopping");
return NULL;
}
// Stop relay connections
void relay_client_stop(void) {
if (!g_relay_state.running) {
return;
}
app_log(LOG_INFO, "Stopping relay client...");
g_relay_state.running = 0;
// Wait for management thread to finish
pthread_join(g_relay_state.management_thread, NULL);
// Close admin subscription
if (g_relay_state.admin_subscription) {
nostr_pool_subscription_close(g_relay_state.admin_subscription);
g_relay_state.admin_subscription = NULL;
}
// Destroy relay pool (automatically disconnects all relays)
if (g_relay_state.pool) {
nostr_relay_pool_destroy(g_relay_state.pool);
g_relay_state.pool = NULL;
}
// Free relay URLs
if (g_relay_state.relay_urls) {
for (int i = 0; i < g_relay_state.relay_count; i++) {
free(g_relay_state.relay_urls[i]);
}
free(g_relay_state.relay_urls);
g_relay_state.relay_urls = NULL;
}
pthread_mutex_destroy(&g_relay_state.state_mutex);
app_log(LOG_INFO, "Relay client stopped");
}
// Check if relay client is enabled
int relay_client_is_enabled(void) {
return g_relay_state.enabled;
}
// Publish Kind 0 profile event
int relay_client_publish_kind0(void) {
if (!g_relay_state.enabled || !g_relay_state.running || !g_relay_state.pool) {
return -1;
}
app_log(LOG_INFO, "Publishing Kind 0 profile event...");
// Load kind_0_content from database
sqlite3 *db;
sqlite3_stmt *stmt;
int rc;
rc = sqlite3_open_v2(g_relay_state.db_path, &db, SQLITE_OPEN_READONLY, NULL);
if (rc != SQLITE_OK) {
app_log(LOG_ERROR, "Cannot open database: %s", sqlite3_errmsg(db));
return -1;
}
const char *sql = "SELECT value FROM config WHERE key = 'kind_0_content'";
rc = sqlite3_prepare_v2(db, sql, -1, &stmt, NULL);
if (rc != SQLITE_OK) {
app_log(LOG_ERROR, "Failed to prepare statement: %s", sqlite3_errmsg(db));
sqlite3_close(db);
return -1;
}
rc = sqlite3_step(stmt);
if (rc != SQLITE_ROW) {
app_log(LOG_WARN, "No kind_0_content found in config");
sqlite3_finalize(stmt);
sqlite3_close(db);
return -1;
}
const char *content = (const char *)sqlite3_column_text(stmt, 0);
// Convert private key from hex to bytes
unsigned char privkey_bytes[32];
if (nostr_hex_to_bytes(g_blossom_seckey, privkey_bytes, 32) != 0) {
app_log(LOG_ERROR, "Failed to convert private key from hex");
sqlite3_finalize(stmt);
sqlite3_close(db);
return -1;
}
// Create and sign Kind 0 event using nostr_core_lib
cJSON* event = nostr_create_and_sign_event(
0, // kind
content, // content
NULL, // tags (empty for Kind 0)
privkey_bytes, // private key
time(NULL) // created_at
);
sqlite3_finalize(stmt);
sqlite3_close(db);
if (!event) {
app_log(LOG_ERROR, "Failed to create Kind 0 event");
return -1;
}
// Publish to all relays using async pool API
int result = nostr_relay_pool_publish_async(
g_relay_state.pool,
(const char**)g_relay_state.relay_urls,
g_relay_state.relay_count,
event,
on_publish_response,
(void*)"Kind 0" // user_data to identify event type
);
cJSON_Delete(event);
if (result == 0) {
app_log(LOG_INFO, "Kind 0 profile event publish initiated");
return 0;
} else {
app_log(LOG_ERROR, "Failed to initiate Kind 0 profile event publish");
return -1;
}
}
// Publish Kind 10002 relay list event
int relay_client_publish_kind10002(void) {
if (!g_relay_state.enabled || !g_relay_state.running || !g_relay_state.pool) {
return -1;
}
app_log(LOG_INFO, "Publishing Kind 10002 relay list event...");
// Build tags array from configured relays
cJSON* tags = cJSON_CreateArray();
for (int i = 0; i < g_relay_state.relay_count; i++) {
cJSON* tag = cJSON_CreateArray();
cJSON_AddItemToArray(tag, cJSON_CreateString("r"));
cJSON_AddItemToArray(tag, cJSON_CreateString(g_relay_state.relay_urls[i]));
cJSON_AddItemToArray(tags, tag);
}
// Convert private key from hex to bytes
unsigned char privkey_bytes[32];
if (nostr_hex_to_bytes(g_blossom_seckey, privkey_bytes, 32) != 0) {
app_log(LOG_ERROR, "Failed to convert private key from hex");
cJSON_Delete(tags);
return -1;
}
// Create and sign Kind 10002 event
cJSON* event = nostr_create_and_sign_event(
10002, // kind
"", // content (empty for Kind 10002)
tags, // tags
privkey_bytes, // private key
time(NULL) // created_at
);
cJSON_Delete(tags);
if (!event) {
app_log(LOG_ERROR, "Failed to create Kind 10002 event");
return -1;
}
// Publish to all relays using async pool API
int result = nostr_relay_pool_publish_async(
g_relay_state.pool,
(const char**)g_relay_state.relay_urls,
g_relay_state.relay_count,
event,
on_publish_response,
(void*)"Kind 10002" // user_data to identify event type
);
cJSON_Delete(event);
if (result == 0) {
app_log(LOG_INFO, "Kind 10002 relay list event publish initiated");
return 0;
} else {
app_log(LOG_ERROR, "Failed to initiate Kind 10002 relay list event publish");
return -1;
}
}
// Send Kind 23457 admin response event
int relay_client_send_admin_response(const char *recipient_pubkey, const char *response_content) {
if (!g_relay_state.enabled || !g_relay_state.running || !g_relay_state.pool) {
return -1;
}
if (!recipient_pubkey || !response_content) {
return -1;
}
app_log(LOG_INFO, "Sending Kind 23457 admin response to %s", recipient_pubkey);
// TODO: Encrypt response_content using NIP-44
// For now, use plaintext (stub implementation)
const char *encrypted_content = response_content;
// Build tags array
cJSON* tags = cJSON_CreateArray();
cJSON* p_tag = cJSON_CreateArray();
cJSON_AddItemToArray(p_tag, cJSON_CreateString("p"));
cJSON_AddItemToArray(p_tag, cJSON_CreateString(recipient_pubkey));
cJSON_AddItemToArray(tags, p_tag);
// Convert private key from hex to bytes
unsigned char privkey_bytes[32];
if (nostr_hex_to_bytes(g_blossom_seckey, privkey_bytes, 32) != 0) {
app_log(LOG_ERROR, "Failed to convert private key from hex");
cJSON_Delete(tags);
return -1;
}
// Create and sign Kind 23457 event
cJSON* event = nostr_create_and_sign_event(
23457, // kind
encrypted_content, // content
tags, // tags
privkey_bytes, // private key
time(NULL) // created_at
);
cJSON_Delete(tags);
if (!event) {
app_log(LOG_ERROR, "Failed to create Kind 23457 event");
return -1;
}
// Publish to all relays using async pool API
int result = nostr_relay_pool_publish_async(
g_relay_state.pool,
(const char**)g_relay_state.relay_urls,
g_relay_state.relay_count,
event,
on_publish_response,
(void*)"Kind 23457" // user_data to identify event type
);
cJSON_Delete(event);
if (result == 0) {
app_log(LOG_INFO, "Kind 23457 admin response publish initiated");
return 0;
} else {
app_log(LOG_ERROR, "Failed to initiate Kind 23457 admin response publish");
return -1;
}
}
// Callback for publish responses
static void on_publish_response(const char* relay_url, const char* event_id, int success, const char* message, void* user_data) {
const char* event_type = (const char*)user_data;
if (success) {
app_log(LOG_INFO, "%s event published successfully to %s (ID: %s)",
event_type, relay_url, event_id);
} else {
app_log(LOG_WARN, "%s event rejected by %s: %s",
event_type, relay_url, message ? message : "unknown error");
}
}
// Callback for received Kind 23456 admin command events
static void on_admin_command_event(cJSON* event, const char* relay_url, void* user_data) {
(void)user_data;
app_log(LOG_INFO, "Received Kind 23456 admin command from relay: %s", relay_url);
// Extract event fields
cJSON* kind_json = cJSON_GetObjectItem(event, "kind");
cJSON* pubkey_json = cJSON_GetObjectItem(event, "pubkey");
cJSON* content_json = cJSON_GetObjectItem(event, "content");
cJSON* id_json = cJSON_GetObjectItem(event, "id");
if (!kind_json || !pubkey_json || !content_json || !id_json) {
app_log(LOG_ERROR, "Invalid event structure");
return;
}
int kind = cJSON_GetNumberValue(kind_json);
const char* sender_pubkey = cJSON_GetStringValue(pubkey_json);
const char* encrypted_content = cJSON_GetStringValue(content_json);
const char* event_id = cJSON_GetStringValue(id_json);
if (kind != 23456) {
app_log(LOG_WARN, "Unexpected event kind: %d", kind);
return;
}
// Verify sender is admin
if (strcmp(sender_pubkey, g_admin_pubkey) != 0) {
app_log(LOG_WARN, "Ignoring command from non-admin pubkey: %s", sender_pubkey);
return;
}
app_log(LOG_INFO, "Processing admin command (event ID: %s)", event_id);
// TODO: Decrypt content using NIP-44
// For now, log the encrypted content
app_log(LOG_DEBUG, "Encrypted command content: %s", encrypted_content);
// TODO: Parse and execute command
// TODO: Send response using relay_client_send_admin_response()
}
// Callback for EOSE (End Of Stored Events) - new signature
static void on_admin_subscription_eose(cJSON** events, int event_count, void* user_data) {
(void)events;
(void)event_count;
(void)user_data;
app_log(LOG_INFO, "Received EOSE for admin command subscription");
}
// Subscribe to admin commands (Kind 23456)
static int subscribe_to_admin_commands(void) {
if (!g_relay_state.pool) {
return -1;
}
app_log(LOG_INFO, "Subscribing to Kind 23456 admin commands...");
// Create subscription filter for Kind 23456 events addressed to us
cJSON* filter = cJSON_CreateObject();
cJSON* kinds = cJSON_CreateArray();
cJSON_AddItemToArray(kinds, cJSON_CreateNumber(23456));
cJSON_AddItemToObject(filter, "kinds", kinds);
cJSON* p_tags = cJSON_CreateArray();
cJSON_AddItemToArray(p_tags, cJSON_CreateString(g_blossom_pubkey));
cJSON_AddItemToObject(filter, "#p", p_tags);
cJSON_AddNumberToObject(filter, "since", (double)time(NULL));
// Subscribe using pool with new API signature
g_relay_state.admin_subscription = nostr_relay_pool_subscribe(
g_relay_state.pool,
(const char**)g_relay_state.relay_urls,
g_relay_state.relay_count,
filter,
on_admin_command_event,
on_admin_subscription_eose,
NULL, // user_data
0, // close_on_eose (keep subscription open)
1, // enable_deduplication
NOSTR_POOL_EOSE_FULL_SET, // result_mode
30, // relay_timeout_seconds
30 // eose_timeout_seconds
);
cJSON_Delete(filter);
if (!g_relay_state.admin_subscription) {
app_log(LOG_ERROR, "Failed to create admin command subscription");
return -1;
}
app_log(LOG_INFO, "Successfully subscribed to admin commands");
return 0;
}
// Get current relay connection status
char *relay_client_get_status(void) {
if (!g_relay_state.pool) {
return strdup("[]");
}
cJSON *root = cJSON_CreateArray();
pthread_mutex_lock(&g_relay_state.state_mutex);
for (int i = 0; i < g_relay_state.relay_count; i++) {
cJSON *relay_obj = cJSON_CreateObject();
cJSON_AddStringToObject(relay_obj, "url", g_relay_state.relay_urls[i]);
// Get status from pool
nostr_pool_relay_status_t status = nostr_relay_pool_get_relay_status(
g_relay_state.pool,
g_relay_state.relay_urls[i]
);
const char *state_str;
switch (status) {
case NOSTR_POOL_RELAY_CONNECTED: state_str = "connected"; break;
case NOSTR_POOL_RELAY_CONNECTING: state_str = "connecting"; break;
case NOSTR_POOL_RELAY_ERROR: state_str = "error"; break;
default: state_str = "disconnected"; break;
}
cJSON_AddStringToObject(relay_obj, "state", state_str);
// Get statistics from pool
const nostr_relay_stats_t* stats = nostr_relay_pool_get_relay_stats(
g_relay_state.pool,
g_relay_state.relay_urls[i]
);
if (stats) {
cJSON_AddNumberToObject(relay_obj, "events_received", stats->events_received);
cJSON_AddNumberToObject(relay_obj, "events_published", stats->events_published);
cJSON_AddNumberToObject(relay_obj, "connection_attempts", stats->connection_attempts);
cJSON_AddNumberToObject(relay_obj, "connection_failures", stats->connection_failures);
if (stats->query_latency_avg > 0) {
cJSON_AddNumberToObject(relay_obj, "query_latency_ms", stats->query_latency_avg);
}
}
cJSON_AddItemToArray(root, relay_obj);
}
pthread_mutex_unlock(&g_relay_state.state_mutex);
char *json_str = cJSON_PrintUnformatted(root);
cJSON_Delete(root);
return json_str;
}
// Force reconnection to all relays
int relay_client_reconnect(void) {
if (!g_relay_state.enabled || !g_relay_state.running || !g_relay_state.pool) {
return -1;
}
app_log(LOG_INFO, "Forcing reconnection to all relays...");
// Remove and re-add all relays to force reconnection
pthread_mutex_lock(&g_relay_state.state_mutex);
for (int i = 0; i < g_relay_state.relay_count; i++) {
nostr_relay_pool_remove_relay(g_relay_state.pool, g_relay_state.relay_urls[i]);
nostr_relay_pool_add_relay(g_relay_state.pool, g_relay_state.relay_urls[i]);
}
pthread_mutex_unlock(&g_relay_state.state_mutex);
app_log(LOG_INFO, "Reconnection initiated for all relays");
return 0;
}

78
src/relay_client.h Normal file
View File

@@ -0,0 +1,78 @@
/*
* Ginxsom Relay Client - Nostr Relay Connection Manager
*
* This module enables Ginxsom to act as a Nostr client, connecting to relays
* to publish events (Kind 0, Kind 10002) and subscribe to admin commands (Kind 23456).
*/
#ifndef RELAY_CLIENT_H
#define RELAY_CLIENT_H
#include <stddef.h>
#include <time.h>
// Connection states for relay tracking
typedef enum {
RELAY_STATE_DISCONNECTED = 0,
RELAY_STATE_CONNECTING = 1,
RELAY_STATE_CONNECTED = 2,
RELAY_STATE_ERROR = 3
} relay_state_t;
// Relay connection info (in-memory only)
typedef struct {
char url[256];
relay_state_t state;
int reconnect_attempts;
time_t last_connect_attempt;
time_t connected_since;
} relay_info_t;
// Initialize relay client system
// Loads configuration from database and prepares for connections
// Returns: 0 on success, -1 on error
int relay_client_init(const char *db_path);
// Start relay connections
// Connects to all relays specified in kind_10002_tags config
// Publishes Kind 0 and Kind 10002 events after successful connection
// Returns: 0 on success, -1 on error
int relay_client_start(void);
// Stop relay connections and cleanup
// Gracefully disconnects from all relays and stops background thread
void relay_client_stop(void);
// Check if relay client is enabled
// Returns: 1 if enabled, 0 if disabled
int relay_client_is_enabled(void);
// Publish Kind 0 profile event to all connected relays
// Uses kind_0_content from config database
// Returns: 0 on success, -1 on error
int relay_client_publish_kind0(void);
// Publish Kind 10002 relay list event to all connected relays
// Uses kind_10002_tags from config database
// Returns: 0 on success, -1 on error
int relay_client_publish_kind10002(void);
// Send Kind 23457 admin response event
// Encrypts content using NIP-44 and publishes to all connected relays
// Parameters:
// - recipient_pubkey: Admin's public key (recipient)
// - response_content: JSON response content to encrypt
// Returns: 0 on success, -1 on error
int relay_client_send_admin_response(const char *recipient_pubkey, const char *response_content);
// Get current relay connection status
// Returns JSON string with relay status (caller must free)
// Format: [{"url": "wss://...", "state": "connected", "connected_since": 1234567890}, ...]
char *relay_client_get_status(void);
// Force reconnection to all relays
// Disconnects and reconnects to all configured relays
// Returns: 0 on success, -1 on error
int relay_client_reconnect(void);
#endif // RELAY_CLIENT_H

View File

@@ -529,7 +529,7 @@ int nostr_validate_unified_request(const nostr_unified_request_t *request,
"VALIDATOR_DEBUG: STEP 10 FAILED - NIP-42 requires request_url and "
"challenge (from event tags)\n");
result->valid = 0;
result->error_code = NOSTR_ERROR_NIP42_NOT_CONFIGURED;
result->error_code = NOSTR_ERROR_NIP42_INVALID_CHALLENGE;
strcpy(result->reason, "NIP-42 authentication requires request_url and challenge in event tags");
cJSON_Delete(event);
return NOSTR_SUCCESS;
@@ -549,15 +549,12 @@ int nostr_validate_unified_request(const nostr_unified_request_t *request,
// Map specific NIP-42 error codes to detailed error messages
switch (nip42_result) {
case NOSTR_ERROR_NIP42_CHALLENGE_NOT_FOUND:
strcpy(result->reason, "Challenge not found or has been used. Request a new challenge from /auth endpoint.");
case NOSTR_ERROR_NIP42_INVALID_CHALLENGE:
strcpy(result->reason, "Challenge not found or invalid. Request a new challenge from /auth endpoint.");
break;
case NOSTR_ERROR_NIP42_CHALLENGE_EXPIRED:
strcpy(result->reason, "Challenge has expired. Request a new challenge from /auth endpoint.");
break;
case NOSTR_ERROR_NIP42_INVALID_CHALLENGE:
strcpy(result->reason, "Invalid challenge format. Challenge must be a valid hex string.");
break;
case NOSTR_ERROR_NIP42_URL_MISMATCH:
strcpy(result->reason, "Relay URL in auth event does not match server. Use 'ginxsom' as relay value.");
break;
@@ -576,12 +573,6 @@ int nostr_validate_unified_request(const nostr_unified_request_t *request,
case NOSTR_ERROR_EVENT_INVALID_TAGS:
strcpy(result->reason, "Required tags missing. Auth event must include 'relay' and 'expiration' tags.");
break;
case NOSTR_ERROR_NIP42_INVALID_RELAY_URL:
strcpy(result->reason, "Invalid relay URL in tags. Use 'ginxsom' as the relay identifier.");
break;
case NOSTR_ERROR_NIP42_NOT_CONFIGURED:
strcpy(result->reason, "NIP-42 authentication not properly configured on server.");
break;
default:
snprintf(result->reason, sizeof(result->reason),
"NIP-42 authentication failed (error code: %d). Check event structure and signature.",
@@ -1907,7 +1898,7 @@ static int validate_challenge(const char *challenge_id) {
}
validator_debug_log("NIP-42: Challenge not found\n");
return NOSTR_ERROR_NIP42_CHALLENGE_NOT_FOUND;
return NOSTR_ERROR_NIP42_INVALID_CHALLENGE;
}
/**