258 lines
6.8 KiB
C++
258 lines
6.8 KiB
C++
#include "hv.h"
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#include "hmain.h"
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#include "iniparser.h"
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/*
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* @build: make examples
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* @usage: bin/hmain_test -h
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* bin/hmain_test -v
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*
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* bin/hmain_test -c etc/hmain_test.conf -d
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* ps aux | grep hmain_test
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*
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* bin/hmain_test -s stop
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* ps aux | grep hmain_test
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*
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*/
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typedef struct conf_ctx_s {
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IniParser* parser;
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int loglevel;
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int worker_processes;
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int worker_threads;
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int port;
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} conf_ctx_t;
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conf_ctx_t g_conf_ctx;
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inline void conf_ctx_init(conf_ctx_t* ctx) {
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ctx->parser = new IniParser;
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ctx->loglevel = LOG_LEVEL_DEBUG;
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ctx->worker_processes = 0;
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ctx->worker_threads = 0;
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ctx->port = 0;
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}
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static void print_version();
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static void print_help();
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static int parse_confile(const char* confile);
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static void worker_fn(void* userdata);
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// short options
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static const char options[] = "hvc:ts:dp:";
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// long options
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static const option_t long_options[] = {
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{'h', "help", NO_ARGUMENT},
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{'v', "version", NO_ARGUMENT},
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{'c', "confile", REQUIRED_ARGUMENT},
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{'t', "test", NO_ARGUMENT},
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{'s', "signal", REQUIRED_ARGUMENT},
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{'d', "daemon", NO_ARGUMENT},
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{'p', "port", REQUIRED_ARGUMENT}
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};
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static const char detail_options[] = R"(
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-h|--help Print this information
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-v|--version Print version
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-c|--confile <confile> Set configure file, default etc/{program}.conf
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-t|--test Test configure file and exit
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-s|--signal <signal> Send <signal> to process,
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<signal>=[start,stop,restart,status,reload]
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-d|--daemon Daemonize
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-p|--port <port> Set listen port
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)";
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void print_version() {
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printf("%s version %s\n", g_main_ctx.program_name, hv_compile_version());
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}
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void print_help() {
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printf("Usage: %s [%s]\n", g_main_ctx.program_name, options);
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printf("Options:\n%s\n", detail_options);
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}
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int parse_confile(const char* confile) {
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int ret = g_conf_ctx.parser->LoadFromFile(confile);
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if (ret != 0) {
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printf("Load confile [%s] failed: %d\n", confile, ret);
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exit(-40);
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}
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// logfile
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std::string str = g_conf_ctx.parser->GetValue("logfile");
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if (!str.empty()) {
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strncpy(g_main_ctx.logfile, str.c_str(), sizeof(g_main_ctx.logfile));
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}
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hlog_set_file(g_main_ctx.logfile);
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// loglevel
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str = g_conf_ctx.parser->GetValue("loglevel");
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if (!str.empty()) {
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hlog_set_level_by_str(str.c_str());
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}
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// log_filesize
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str = g_conf_ctx.parser->GetValue("log_filesize");
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if (!str.empty()) {
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hlog_set_max_filesize_by_str(str.c_str());
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}
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// log_remain_days
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str = g_conf_ctx.parser->GetValue("log_remain_days");
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if (!str.empty()) {
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hlog_set_remain_days(atoi(str.c_str()));
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}
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// log_fsync
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str = g_conf_ctx.parser->GetValue("log_fsync");
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if (!str.empty()) {
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logger_enable_fsync(hlog, hv_getboolean(str.c_str()));
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}
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// first log here
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hlogi("%s version: %s", g_main_ctx.program_name, hv_compile_version());
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hlog_fsync();
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// worker_processes
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int worker_processes = 0;
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#ifdef DEBUG
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// Disable multi-processes mode for debugging
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worker_processes = 0;
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#else
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str = g_conf_ctx.parser->GetValue("worker_processes");
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if (str.size() != 0) {
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if (strcmp(str.c_str(), "auto") == 0) {
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worker_processes = get_ncpu();
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hlogd("worker_processes=ncpu=%d", worker_processes);
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}
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else {
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worker_processes = atoi(str.c_str());
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}
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}
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#endif
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g_conf_ctx.worker_processes = LIMIT(0, worker_processes, MAXNUM_WORKER_PROCESSES);
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// worker_threads
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int worker_threads = 0;
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str = g_conf_ctx.parser->GetValue("worker_threads");
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if (str.size() != 0) {
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if (strcmp(str.c_str(), "auto") == 0) {
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worker_threads = get_ncpu();
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hlogd("worker_threads=ncpu=%d", worker_threads);
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}
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else {
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worker_threads = atoi(str.c_str());
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}
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}
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g_conf_ctx.worker_threads = LIMIT(0, worker_threads, 64);
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// port
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int port = 0;
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const char* szPort = get_arg("p");
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if (szPort) {
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port = atoi(szPort);
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}
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if (port == 0) {
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port = g_conf_ctx.parser->Get<int>("port");
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}
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if (port == 0) {
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printf("Please config listen port!\n");
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exit(-10);
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}
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g_conf_ctx.port = port;
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hlogi("parse_confile('%s') OK", confile);
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return 0;
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}
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static void on_reload(void* userdata) {
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hlogi("reload confile [%s]", g_main_ctx.confile);
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parse_confile(g_main_ctx.confile);
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}
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int main(int argc, char** argv) {
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// g_main_ctx
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main_ctx_init(argc, argv);
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if (argc == 1) {
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print_help();
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exit(10);
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}
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// int ret = parse_opt(argc, argv, options);
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int ret = parse_opt_long(argc, argv, long_options, ARRAY_SIZE(long_options));
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if (ret != 0) {
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print_help();
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exit(ret);
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}
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/*
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printf("---------------arg------------------------------\n");
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printf("%s\n", g_main_ctx.cmdline);
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for (int i = 0; i < g_main_ctx.arg_kv_size; ++i) {
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printf("%s\n", g_main_ctx.arg_kv[i]);
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}
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for (int i = 0; i < g_main_ctx.arg_list_size; ++i) {
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printf("%s\n", g_main_ctx.arg_list[i]);
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}
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printf("================================================\n");
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printf("---------------env------------------------------\n");
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for (int i = 0; i < g_main_ctx.envc; ++i) {
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printf("%s\n", g_main_ctx.save_envp[i]);
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}
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printf("================================================\n");
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*/
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// help
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if (get_arg("h")) {
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print_help();
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exit(0);
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}
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// version
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if (get_arg("v")) {
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print_version();
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exit(0);
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}
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// g_conf_ctx
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conf_ctx_init(&g_conf_ctx);
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const char* confile = get_arg("c");
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if (confile) {
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strncpy(g_main_ctx.confile, confile, sizeof(g_main_ctx.confile));
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}
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parse_confile(g_main_ctx.confile);
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// test
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if (get_arg("t")) {
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printf("Test confile [%s] OK!\n", g_main_ctx.confile);
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exit(0);
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}
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// signal
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signal_init(on_reload);
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const char* signal = get_arg("s");
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if (signal) {
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signal_handle(signal);
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}
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#ifdef OS_UNIX
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// daemon
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if (get_arg("d")) {
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// nochdir, noclose
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int ret = daemon(1, 1);
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if (ret != 0) {
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printf("daemon error: %d\n", ret);
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exit(-10);
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}
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}
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#endif
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// pidfile
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create_pidfile();
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master_workers_run(worker_fn, (void*)(intptr_t)g_conf_ctx.port, g_conf_ctx.worker_processes, g_conf_ctx.worker_threads);
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return 0;
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}
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void worker_fn(void* userdata) {
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long port = (long)(intptr_t)(userdata);
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while (1) {
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printf("port=%ld pid=%ld tid=%ld\n", port, hv_getpid(), hv_gettid());
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hv_delay(60000);
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}
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}
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