int
init_stop(const char *pid_file)
{
long pid;
int rc = LSB_EXIT_OK;
if (pid_file == NULL) {
quorum_log(LOG_ERR, "No pid file specified to kill process");
return LSB_EXIT_GENERIC;
}
pid = cl_read_pidfile(pid_file);
if (pid > 0) {
if (CL_KILL((pid_t)pid, SIGTERM) < 0) {
rc = (errno == EPERM
? LSB_EXIT_EPERM : LSB_EXIT_GENERIC);
fprintf(stderr, "Cannot kill pid %ld\n", pid);
}else{
quorum_log(LOG_INFO,
"Signal sent to pid=%ld,"
" waiting for process to exit",
pid);
while (CL_PID_EXISTS(pid)) {
sleep(1);
}
}
}
return rc;
}
/**
* This function is called when a client issues a connection message.
* It occurs after a connection is established.
*
* @todo Ensure that the app connecting is appbhd (?)
*
* @return EINVAL if message is not a recoverymgr_connectmsg
*/
static int
recoverymgr_client_connect(recoverymgr_client_t *client, void *Msg, size_t length)
{
struct recoverymgr_connectmsg* msg = Msg;
int namelen = -1;
/*uid_t uidlist[1];
gid_t gidlist[1];
IPC_Auth* clientauth;*/
if (debug >= DBGDETAIL) {
cl_log(LOG_DEBUG, "recoverymgr_client_connect");
}
if (client->appname) {
return EEXIST;
}
if (length < sizeof(*msg)
|| (namelen = strnlen(msg->appname, sizeof(msg->appname))) < 1
|| namelen >= (int)sizeof(msg->appname)
|| strnlen(msg->appinstance, sizeof(msg->appinstance))
>= sizeof(msg->appinstance)) {
return EINVAL;
}
if (msg->pid < 2 || (CL_KILL(msg->pid, 0) < 0 && errno != EPERM)
|| (client->ch->farside_pid != msg->pid)) {
return EINVAL;
}
client->pid = msg->pid;
#if 0
/* Make sure client is who they claim to be... */
uidlist[0] = msg->uid;
gidlist[0] = msg->gid;
clientauth = ipc_set_auth(uidlist, gidlist, 1, 1);
if (client->ch->ops->verify_auth(client->ch, clientauth) != IPC_OK) {
ipc_destroy_auth(clientauth);
return EINVAL;
}
ipc_destroy_auth(clientauth);
#endif
client->appname = g_strdup(msg->appname);
client->appinst = g_strdup(msg->appinstance);
client->uid = msg->uid;
client->gid = msg->gid;
if (debug >= DBGMIN) {
cl_log(LOG_DEBUG
, "recoverymgr_client_connect: client: [%s]/[%s] pid %ld"
" (uid,gid) = (%ld,%ld)\n"
, client->appname
, client->appinst
, (long)client->pid
, (long)client->uid
, (long)client->gid);
}
return 0;
}
/*
* Handle SIGHUP to re-open log files
*/
static gboolean
logd_hup_action(int sig, gpointer userdata)
{
cl_log_close_log_files();
if (write_process_pid)
/* do we want to propagate the HUP,
* or do we assume that it was a killall anyways? */
CL_KILL(write_process_pid, SIGHUP);
else
cl_log(LOG_INFO, "SIGHUP received, re-opened log files");
return TRUE;
}
static gboolean
logd_term_action(int sig, gpointer userdata)
{
GList *log_iter = logd_client_list;
GMainLoop *mainloop = (GMainLoop*)userdata;
ha_logd_client_t *client = NULL;
cl_log(LOG_DEBUG, "logd_term_action: received SIGTERM");
if (mainloop == NULL){
cl_log(LOG_ERR, "logd_term_action: invalid arguments");
return FALSE;
}
stop_reading = TRUE;
while(log_iter != NULL) {
client = log_iter->data;
log_iter = log_iter->next;
cl_log(LOG_DEBUG, "logd_term_action:"
" waiting for %d messages to be read for process %s",
(int)client->logchan->send_queue->current_qlen,
client->app_name);
client->logchan->ops->waitout(client->logchan);
}
cl_log(LOG_DEBUG, "logd_term_action"
": waiting for %d messages to be read by write process"
, (int)chanspair[WRITE_PROC_CHAN]->send_queue->current_qlen);
chanspair[WRITE_PROC_CHAN]->ops->waitout(chanspair[WRITE_PROC_CHAN]);
cl_log(LOG_DEBUG, "logd_term_action: sending SIGTERM to write process");
if (CL_KILL(write_process_pid, SIGTERM) >= 0){
pid_t pid;
pid = wait4(write_process_pid, NULL, 0, NULL);
if (pid < 0){
cl_log(LOG_ERR, "wait4 for write process failed");
}
}
g_main_quit(mainloop);
return TRUE;
}
