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/*
* Copyright (C) Igor Sysoev
* Copyright (C) NGINX, Inc.
*/
#include <nxt_main.h>
#include <nxt_runtime.h>
#include <nxt_port.h>
#include <nxt_master_process.h>
#include <nxt_router.h>
static void nxt_worker_process_quit(nxt_task_t *task);
static void nxt_worker_process_quit_handler(nxt_task_t *task,
nxt_port_recv_msg_t *msg);
static void nxt_worker_process_signal_handler(nxt_task_t *task, void *obj,
void *data);
static void nxt_worker_process_sigterm_handler(nxt_task_t *task, void *obj,
void *data);
static void nxt_worker_process_sigquit_handler(nxt_task_t *task, void *obj,
void *data);
nxt_port_handler_t nxt_controller_process_port_handlers[] = {
nxt_worker_process_quit_handler,
nxt_port_new_port_handler,
nxt_port_change_log_file_handler,
nxt_port_mmap_handler,
nxt_port_data_handler,
nxt_port_remove_pid_handler,
NULL, /* NXT_PORT_MSG_READY */
NULL, /* NXT_PORT_MSG_START_WORKER */
NULL, /* NXT_PORT_MSG_SOCKET */
nxt_port_rpc_handler,
nxt_port_rpc_handler,
};
nxt_port_handler_t nxt_worker_process_port_handlers[] = {
nxt_worker_process_quit_handler,
nxt_port_new_port_handler,
nxt_port_change_log_file_handler,
nxt_port_mmap_handler,
nxt_port_data_handler,
nxt_port_remove_pid_handler,
NULL, /* NXT_PORT_MSG_READY */
NULL, /* NXT_PORT_MSG_START_WORKER */
NULL, /* NXT_PORT_MSG_SOCKET */
nxt_port_rpc_handler,
nxt_port_rpc_handler,
};
nxt_port_handler_t nxt_app_process_port_handlers[] = {
nxt_worker_process_quit_handler,
nxt_port_new_port_handler,
nxt_port_change_log_file_handler,
nxt_port_mmap_handler,
nxt_port_app_data_handler,
nxt_port_remove_pid_handler,
NULL, /* NXT_PORT_MSG_READY */
NULL, /* NXT_PORT_MSG_START_WORKER */
NULL, /* NXT_PORT_MSG_SOCKET */
nxt_port_rpc_handler,
nxt_port_rpc_handler,
};
nxt_port_handler_t nxt_router_process_port_handlers[] = {
nxt_worker_process_quit_handler,
nxt_router_new_port_handler,
nxt_port_change_log_file_handler,
nxt_port_mmap_handler,
nxt_router_conf_data_handler,
nxt_router_remove_pid_handler,
NULL, /* NXT_PORT_MSG_READY */
NULL, /* NXT_PORT_MSG_START_WORKER */
NULL, /* NXT_PORT_MSG_SOCKET */
nxt_port_rpc_handler,
nxt_port_rpc_handler,
};
const nxt_sig_event_t nxt_worker_process_signals[] = {
nxt_event_signal(SIGHUP, nxt_worker_process_signal_handler),
nxt_event_signal(SIGINT, nxt_worker_process_sigterm_handler),
nxt_event_signal(SIGQUIT, nxt_worker_process_sigterm_handler),
nxt_event_signal(SIGTERM, nxt_worker_process_sigquit_handler),
nxt_event_signal(SIGCHLD, nxt_worker_process_signal_handler),
nxt_event_signal(SIGUSR1, nxt_worker_process_signal_handler),
nxt_event_signal(SIGUSR2, nxt_worker_process_signal_handler),
nxt_event_signal_end,
};
static void
nxt_worker_process_quit(nxt_task_t *task)
{
nxt_uint_t n;
nxt_queue_t *listen;
nxt_runtime_t *rt;
nxt_queue_link_t *link, *next;
nxt_listen_event_t *lev;
nxt_listen_socket_t *ls;
rt = task->thread->runtime;
nxt_debug(task, "close listen connections");
listen = &task->thread->engine->listen_connections;
for (link = nxt_queue_first(listen);
link != nxt_queue_tail(listen);
link = next)
{
next = nxt_queue_next(link);
lev = nxt_queue_link_data(link, nxt_listen_event_t, link);
nxt_queue_remove(link);
nxt_fd_event_close(task->thread->engine, &lev->socket);
}
if (rt->listen_sockets != NULL) {
ls = rt->listen_sockets->elts;
n = rt->listen_sockets->nelts;
while (n != 0) {
nxt_socket_close(task, ls->socket);
ls->socket = -1;
ls++;
n--;
}
rt->listen_sockets->nelts = 0;
}
nxt_runtime_quit(task);
}
static void
nxt_worker_process_signal_handler(nxt_task_t *task, void *obj, void *data)
{
nxt_trace(task, "signal signo:%d (%s) recevied, ignored",
(int) (uintptr_t) obj, data);
}
static void
nxt_worker_process_quit_handler(nxt_task_t *task, nxt_port_recv_msg_t *msg)
{
nxt_worker_process_quit(task);
}
static void
nxt_worker_process_sigterm_handler(nxt_task_t *task, void *obj, void *data)
{
nxt_debug(task, "sigterm handler signo:%d (%s)",
(int) (uintptr_t) obj, data);
/* A fast exit. */
nxt_runtime_quit(task);
}
static void
nxt_worker_process_sigquit_handler(nxt_task_t *task, void *obj, void *data)
{
nxt_debug(task, "sigquit handler signo:%d (%s)",
(int) (uintptr_t) obj, data);
/* A graceful exit. */
nxt_worker_process_quit(task);
}
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