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Revert "lib: Ensure FRR detects running of the second instance of a FRR daemon, doesnot allow it to run."
This reverts commit 6e23e5e9e1
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This commit is contained in:
parent
7c12afcf80
commit
42a75fec9d
31
lib/libfrr.c
31
lib/libfrr.c
@ -262,34 +262,6 @@ bool frr_zclient_addr(struct sockaddr_storage *sa, socklen_t *sa_len,
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static struct frr_daemon_info *di = NULL;
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static struct frr_daemon_info *di = NULL;
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static void frr_guard_daemon(void)
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{
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int fd;
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struct flock lock;
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const char *path = di->pid_file;
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fd = open(path, O_RDWR);
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if (fd != -1) {
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memset(&lock, 0, sizeof(lock));
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lock.l_type = F_WRLCK;
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lock.l_whence = SEEK_SET;
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if (fcntl(fd, F_GETLK, &lock) < 0) {
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flog_err_sys(
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EC_LIB_SYSTEM_CALL,
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"Could not do F_GETLK pid_file %s (%s), exiting",
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path, safe_strerror(errno));
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exit(1);
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} else if (lock.l_type == F_WRLCK) {
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flog_err_sys(
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EC_LIB_SYSTEM_CALL,
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"Process %d has a write lock on file %s already! Error: (%s)",
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lock.l_pid, path, safe_strerror(errno));
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exit(1);
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}
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close(fd);
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}
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}
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void frr_preinit(struct frr_daemon_info *daemon, int argc, char **argv)
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void frr_preinit(struct frr_daemon_info *daemon, int argc, char **argv)
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{
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{
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di = daemon;
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di = daemon;
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@ -619,9 +591,6 @@ struct thread_master *frr_init(void)
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zprivs_init(di->privs);
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zprivs_init(di->privs);
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/* Guard to prevent a second instance of this daemon */
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frr_guard_daemon();
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master = thread_master_create(NULL);
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master = thread_master_create(NULL);
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signal_init(master, di->n_signals, di->signals);
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signal_init(master, di->n_signals, di->signals);
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