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- fixed kill behavior

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This commit is contained in:
Martin Willi
2005-11-29 11:27:25 +00:00
parent 2326633550
commit e85220af90
4 changed files with 88 additions and 62 deletions
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Source/charon/daemon.c
+79 -53
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@@ -23,6 +23,7 @@
#include <stdio.h>
#include <signal.h>
#include <pthread.h>
#include <unistd.h>
#include "daemon.h"
@@ -56,22 +57,37 @@ struct private_daemon_t {
*/
sigset_t signal_set;
/**
* pid of main-thread
*/
pid_t main_thread_pid;
/**
* main loop
*/
void (*run) (private_daemon_t *this);
void (*destroy) (private_daemon_t *this, char *reason);
/**
* a routine to add jobs for testing
*/
void (*build_test_jobs) (private_daemon_t *this);
/**
* initializing daemon
*/
void (*initialize) (private_daemon_t *this);
void (*cleanup) (private_daemon_t *this);
/**
* destroy the daemon
*/
void (*destroy) (private_daemon_t *this);
};
/**
* instance of the daemon
*/
daemon_t *charon;
/**
* Loop of the main thread, waits for signals
*/
@@ -115,96 +131,104 @@ static void run(private_daemon_t *this)
/**
* Initialize the destruction of the daemon
*/
static void destroy(private_daemon_t *this, char *reason)
static void kill_daemon(private_daemon_t *this, char *reason)
{
/* we send SIGTERM, so the daemon can cleanly shut down */
this->logger->log(this->logger, ERROR, "Killing daemon: %s", reason);
this->logger->log(this->logger, CONTROL, "sending SIGTERM to ourself", reason);
kill(0, SIGTERM);
/* thread must die, since he produced a ciritcal failure and can't continue */
pthread_exit(NULL);
if (this->main_thread_pid == getpid())
{
/* initialization failed, terminate daemon */
this->destroy(this);
exit(-1);
}
else
{
this->logger->log(this->logger, CONTROL, "sending SIGTERM to ourself", reason);
kill(0, SIGTERM);
/* thread must die, since he produced a ciritcal failure and can't continue */
pthread_exit(NULL);
}
}
/**
* build some jobs to test daemon functionality
*/
static void build_test_jobs(daemon_t *this)
static void build_test_jobs(private_daemon_t *this)
{
int i;
for(i = 0; i<1; i++)
{
initiate_ike_sa_job_t *initiate_job;
initiate_job = initiate_ike_sa_job_create("localhost");
this->job_queue->add(this->job_queue, (job_t*)initiate_job);
this->public.job_queue->add(this->public.job_queue, (job_t*)initiate_job);
}
}
/**
* Initialize global objects and threads
*/
static void initialize(daemon_t *this)
static void initialize(private_daemon_t *this)
{
this->socket = socket_create(IKEV2_UDP_PORT);
this->ike_sa_manager = ike_sa_manager_create();
this->job_queue = job_queue_create();
this->event_queue = event_queue_create();
this->send_queue = send_queue_create();
this->configuration_manager = configuration_manager_create();
this->public.socket = socket_create(IKEV2_UDP_PORT);
this->public.ike_sa_manager = ike_sa_manager_create();
this->public.job_queue = job_queue_create();
this->public.event_queue = event_queue_create();
this->public.send_queue = send_queue_create();
this->public.configuration_manager = configuration_manager_create();
this->sender = sender_create();
this->receiver = receiver_create();
this->scheduler = scheduler_create();
this->thread_pool = thread_pool_create(NUMBER_OF_WORKING_THREADS);
this->public.sender = sender_create();
this->public.receiver = receiver_create();
this->public.scheduler = scheduler_create();
this->public.thread_pool = thread_pool_create(NUMBER_OF_WORKING_THREADS);
}
/**
* Destory all initiated objects
*/
static void cleanup(daemon_t *this)
static void destroy(private_daemon_t *this)
{
if (this->receiver != NULL)
if (this->public.receiver != NULL)
{
this->receiver->destroy(this->receiver);
this->public.receiver->destroy(this->public.receiver);
}
if (this->scheduler != NULL)
if (this->public.scheduler != NULL)
{
this->scheduler->destroy(this->scheduler);
this->public.scheduler->destroy(this->public.scheduler);
}
if (this->sender != NULL)
if (this->public.sender != NULL)
{
this->sender->destroy(this->sender);
this->public.sender->destroy(this->public.sender);
}
if (this->thread_pool != NULL)
if (this->public.thread_pool != NULL)
{
this->thread_pool->destroy(this->thread_pool);
this->public.thread_pool->destroy(this->public.thread_pool);
}
if (this->job_queue != NULL)
if (this->public.job_queue != NULL)
{
this->job_queue->destroy(this->job_queue);
this->public.job_queue->destroy(this->public.job_queue);
}
if (this->event_queue != NULL)
if (this->public.event_queue != NULL)
{
this->event_queue->destroy(this->event_queue);
this->public.event_queue->destroy(this->public.event_queue);
}
if (this->send_queue != NULL)
if (this->public.send_queue != NULL)
{
this->send_queue->destroy(this->send_queue);
this->public.send_queue->destroy(this->public.send_queue);
}
if (this->socket != NULL)
if (this->public.socket != NULL)
{
this->socket->destroy(this->socket);
this->public.socket->destroy(this->public.socket);
}
if (this->ike_sa_manager != NULL)
if (this->public.ike_sa_manager != NULL)
{
this->ike_sa_manager->destroy(this->ike_sa_manager);
this->public.ike_sa_manager->destroy(this->public.ike_sa_manager);
}
if (this->configuration_manager != NULL)
if (this->public.configuration_manager != NULL)
{
this->configuration_manager->destroy(this->configuration_manager);
this->public.configuration_manager->destroy(this->public.configuration_manager);
}
this->logger_manager->destroy(this->logger_manager);
this->public.logger_manager->destroy(this->public.logger_manager);
allocator_free(this);
}
@@ -221,10 +245,10 @@ private_daemon_t *daemon_create()
/* assign methods */
this->run = run;
this->public.destroy = (void (*) (daemon_t*,char*))destroy;
this->build_test_jobs = (void (*) (private_daemon_t*)) build_test_jobs;
this->initialize = (void (*) (private_daemon_t*))initialize;
this->cleanup = (void (*) (private_daemon_t*))cleanup;
this->destroy = destroy;
this->build_test_jobs = build_test_jobs;
this->initialize = initialize;
this->public.kill = (void (*) (daemon_t*,char*))kill_daemon;
/* first build a logger */
this->public.logger_manager = logger_manager_create(DEFAULT_LOGLEVEL);
@@ -242,6 +266,8 @@ private_daemon_t *daemon_create()
this->public.scheduler = NULL;
this->public.thread_pool = NULL;
this->main_thread_pid = getpid();
/* setup signal handling */
sigemptyset(&(this->signal_set));
sigaddset(&(this->signal_set), SIGINT);
@@ -268,12 +294,12 @@ int main(int argc, char *argv[])
private_charon->run(private_charon);
private_charon->cleanup(private_charon);
private_charon->destroy(private_charon);
#ifdef LEAK_DETECTIVE
report_memory_leaks(void);
#endif
return 0;
exit(0);
}