3ba9fcea62
- 新增 access_log.c / access_log.h：Nginx combined 格式，线程安全 - cocoon.h / config.c / config.h：支持 access_log 配置字段 - main.c：新增 --access-log CLI 选项，'-' 表示 stdout - server.c：connection_t 扩展 client_addr/addr_len/response_status - server.c：handle_request 中记录 response_status 并调用 access_log_write - Makefile：加入 access_log.c，更新单元测试编译规则 - cocoon.json：示例配置添加 access_log - 集成测试：新增 5 项访问日志测试 - 59 项集成测试全部通过，35 个单元测试全部通过
254 lines
8.3 KiB
C
254 lines
8.3 KiB
C
/**
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* main.c - Cocoon 入口
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*
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* 解析命令行参数和配置文件，初始化并启动服务器。
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*
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* @author xfy
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*/
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#include "cocoon.h"
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#include "server.h"
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#include "config.h"
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#include "access_log.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <signal.h>
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/**
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* g_ctx - 全局服务器上下文（用于信号处理）
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*/
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static server_context_t *g_ctx = NULL;
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/**
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* signal_handler - 优雅关闭信号处理
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*
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* 捕获 SIGINT/SIGTERM，触发服务器停止。
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*
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* @param sig 信号编号
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*/
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static void signal_handler(int sig) {
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(void)sig;
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if (g_ctx) {
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printf("\n[Cocoon] 收到关闭信号，正在优雅停止...\n");
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server_stop(g_ctx);
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}
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}
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/**
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* print_usage - 打印使用说明
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*
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* @param prog 程序名
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*/
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static void print_usage(const char *prog) {
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printf("Usage: %s [options]\n\n", prog);
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printf("Options:\n");
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printf(" -c <file> JSON 配置文件路径\n");
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printf(" -r <dir> 静态资源根目录（必填，或配置文件指定）\n");
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printf(" -p <port> 监听端口（默认 8080）\n");
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printf(" -t 启用多线程调度\n");
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printf(" -w <num> 工作线程数（默认自动检测 CPU 核心）\n");
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printf(" -m <num> 最大并发连接数（默认无限制）\n");
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printf(" -o <ms> 连接空闲超时毫秒（默认 30000）\n");
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printf(" -l <level> 日志级别: error, warn, info, debug（默认 info）\n");
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printf(" -v 详细日志输出（等同于 -l debug）\n");
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printf(" --cert <path> TLS 证书路径（启用 HTTPS）\n");
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printf(" --key <path> TLS 私钥路径\n");
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printf(" --tls 显式启用 TLS（需同时指定 --cert 和 --key）\n");
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printf(" --no-gzip 禁用 gzip 压缩\n");
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printf(" --access-log <path> 访问日志文件路径（- 表示 stdout）\n");
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printf(" -h 显示此帮助\n");
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printf("\nExample:\n");
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printf(" %s -c cocoon.json\n", prog);
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printf(" %s -r ./www -p 8080\n", prog);
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printf(" %s -c cocoon.json -p 9090 # 命令行覆盖配置文件的端口\n", prog);
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}
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/**
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* parse_args - 解析命令行参数
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*
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* 支持配置文件 + 命令行覆盖的混合模式。
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*
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* @param argc 参数个数
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* @param argv 参数数组
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* @param config 输出配置结构体
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* @return true 成功，false 参数错误
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*/
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static bool parse_args(int argc, char *argv[], cocoon_config_t *config) {
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/* 默认值 */
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config->root_dir = NULL;
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config->port = 8080;
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config->threaded = false;
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config->num_workers = 0;
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config->max_connections = 0;
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config->timeout_ms = 0;
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config->log_level = LOG_LEVEL_INFO;
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config->gzip_enabled = true;
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config->brotli_enabled = true;
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config->tls_cert = NULL;
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config->tls_key = NULL;
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config->tls_enabled = false;
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bool has_root_dir = false;
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bool has_port = false;
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bool has_workers = false;
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bool has_max_conn = false;
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bool has_timeout = false;
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bool has_log_level = false;
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bool has_gzip_enabled = false;
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bool has_brotli_enabled = false;
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bool has_tls_cert = false;
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bool has_tls_key = false;
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bool has_tls_enabled = false;
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bool has_access_log = false;
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const char *config_file = NULL;
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for (int i = 1; i < argc; i++) {
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if (strcmp(argv[i], "-c") == 0) {
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if (++i >= argc) return false;
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config_file = argv[i];
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} else if (strcmp(argv[i], "-r") == 0) {
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if (++i >= argc) return false;
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config->root_dir = strdup(argv[i]);
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has_root_dir = true;
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} else if (strcmp(argv[i], "-p") == 0) {
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if (++i >= argc) return false;
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config->port = (uint16_t)atoi(argv[i]);
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if (config->port == 0) config->port = 8080;
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has_port = true;
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} else if (strcmp(argv[i], "-t") == 0) {
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config->threaded = true;
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} else if (strcmp(argv[i], "-w") == 0) {
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if (++i >= argc) return false;
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config->num_workers = (uint32_t)atoi(argv[i]);
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has_workers = true;
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} else if (strcmp(argv[i], "-m") == 0) {
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if (++i >= argc) return false;
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config->max_connections = (uint32_t)atoi(argv[i]);
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has_max_conn = true;
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} else if (strcmp(argv[i], "-o") == 0) {
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if (++i >= argc) return false;
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config->timeout_ms = (uint32_t)atoi(argv[i]);
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has_timeout = true;
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} else if (strcmp(argv[i], "-l") == 0) {
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if (++i >= argc) return false;
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if (strcmp(argv[i], "error") == 0) config->log_level = LOG_LEVEL_ERROR;
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else if (strcmp(argv[i], "warn") == 0) config->log_level = LOG_LEVEL_WARN;
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else if (strcmp(argv[i], "info") == 0) config->log_level = LOG_LEVEL_INFO;
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else if (strcmp(argv[i], "debug") == 0) config->log_level = LOG_LEVEL_DEBUG;
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else {
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fprintf(stderr, "Unknown log level: %s\n", argv[i]);
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return false;
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}
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has_log_level = true;
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} else if (strcmp(argv[i], "-v") == 0) {
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config->log_level = LOG_LEVEL_DEBUG;
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has_log_level = true;
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} else if (strcmp(argv[i], "--no-gzip") == 0) {
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config->gzip_enabled = false;
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has_gzip_enabled = true;
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} else if (strcmp(argv[i], "--no-brotli") == 0) {
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config->brotli_enabled = false;
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has_brotli_enabled = true;
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} else if (strcmp(argv[i], "--cert") == 0) {
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if (++i >= argc) return false;
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config->tls_cert = strdup(argv[i]);
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has_tls_cert = true;
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} else if (strcmp(argv[i], "--key") == 0) {
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if (++i >= argc) return false;
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config->tls_key = strdup(argv[i]);
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has_tls_key = true;
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} else if (strcmp(argv[i], "--tls") == 0) {
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config->tls_enabled = true;
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has_tls_enabled = true;
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} else if (strcmp(argv[i], "--access-log") == 0) {
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if (++i >= argc) return false;
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config->access_log_path = strdup(argv[i]);
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has_access_log = true;
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} else if (strcmp(argv[i], "-h") == 0 || strcmp(argv[i], "--help") == 0) {
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print_usage(argv[0]);
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exit(0);
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} else {
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fprintf(stderr, "Unknown option: %s\n", argv[i]);
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return false;
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}
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}
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/* 如果有配置文件，先加载 */
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if (config_file) {
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if (!config_load_from_file(config_file, config)) {
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fprintf(stderr, "Error: 无法加载配置文件: %s\n", config_file);
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return false;
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}
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/* 用命令行参数覆盖配置文件 */
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config_merge(config, config, has_root_dir, has_port, has_workers,
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has_max_conn, has_timeout, has_log_level,
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has_gzip_enabled, has_brotli_enabled,
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has_tls_cert, has_tls_key, has_tls_enabled,
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has_access_log);
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}
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if (!config->root_dir) {
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fprintf(stderr, "Error: 必须指定静态资源根目录（-r <dir> 或配置文件）\n");
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return false;
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}
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return true;
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}
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/**
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* main - 程序入口
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*
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* 解析参数，注册信号，创建并启动服务器。
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*
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* @param argc 参数个数
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* @param argv 参数数组
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* @return 0 成功，1 失败
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*/
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int main(int argc, char *argv[]) {
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cocoon_config_t config;
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if (!parse_args(argc, argv, &config)) {
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print_usage(argv[0]);
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return 1;
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}
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/* 注册信号处理 */
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signal(SIGINT, signal_handler);
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signal(SIGTERM, signal_handler);
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/* 设置日志级别 */
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log_set_level(config.log_level);
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/* 初始化访问日志 */
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if (config.access_log_path) {
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access_log_init(config.access_log_path);
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}
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/* 创建服务器 */
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g_ctx = server_create(&config);
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if (!g_ctx) {
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fprintf(stderr, "[Cocoon] 创建服务器失败\n");
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return 1;
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}
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/* 启动（阻塞） */
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int ret = server_start(g_ctx);
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/* 清理 */
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server_destroy(g_ctx);
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g_ctx = NULL;
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/* 关闭访问日志 */
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access_log_close();
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/* 释放配置文件分配的内存 */
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if (config.root_dir) free((void *)config.root_dir);
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if (config.tls_cert) free((void *)config.tls_cert);
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if (config.tls_key) free((void *)config.tls_key);
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if (config.access_log_path) free((void *)config.access_log_path);
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return ret == COCOON_OK ? 0 : 1;
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}
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