/*
- * $Id: cnid_metad.c,v 1.9 2009-05-18 09:54:14 franklahm Exp $
+ * $Id: cnid_metad.c,v 1.15 2009-10-13 22:55:37 didg Exp $
*
* Copyright (C) Joerg Lenneis 2003
* All Rights Reserved. See COPYING.
#define WTERMSIG(status) ((status) & 0x7f)
#endif
-#ifdef ATACC
-#define fork aTaC_fork
-#endif
-
/* functions for username and group */
#include <pwd.h>
#include <grp.h>
#endif
#endif
+#include <atalk/util.h>
#include <atalk/logger.h>
#include <atalk/cnid_dbd_private.h>
volatile sig_atomic_t alarmed = 0;
#define MAXSPAWN 3 /* Max times respawned in.. */
+#define TESTTIME 42 /* this much seconds apfd client tries to *
+ * to reconnect every 5 secondes, catch it */
#define MAXVOLS 512
#define DEFAULTHOST "localhost"
#define DEFAULTPORT 4700
-#define TESTTIME 22 /* this much seconds apfd client tries to
- * to reconnect every 5 secondes, catch it
- */
struct server {
char *name;
pid_t pid;
time_t tm; /* When respawned last */
int count; /* Times respawned in the last TESTTIME secondes */
- int toofast;
int control_fd; /* file descriptor to child cnid_dbd process */
};
static struct server srv[MAXVOLS];
/* Default logging config: log to syslog with level log_note */
-static char *logconfig = "default log_note";
+static char logconfig[MAXPATHLEN + 21 + 1] = "default log_note";
static struct server *test_usockfn(char *dir)
{
if (!up) {
/* find an empty slot */
for (i = 0; i < MAXVOLS; i++) {
- if ( !srv[i].pid ) {
+ if ( !srv[i].name ) {
up = &srv[i];
up->tm = t;
up->count = 0;
- up->toofast = 0;
up->name = strdup(dbdir);
break;
}
/* we have a slot but no process, check for respawn too fast */
if ( (t < (up->tm + TESTTIME)) /* We're in the respawn time window */
&&
- (up->count > MAXSPAWN) ) /* ...and already tried to fork too often */
+ (up->count > MAXSPAWN) ) { /* ...and already tried to fork too often */
+ LOG(log_maxdebug, logtype_cnid, "maybe_start_dbd: respawn too fast just exiting");
return -1; /* just exit, dont sleep, because we might have work to do for another client */
-
- if ( t >= (up->tm + TESTTIME) ) { /* "reset" timer and count */
- up->count = 0;
- up->tm = t;
+ }
+ if ( t >= (up->tm + TESTTIME) ) { /* drop slot */
+ LOG(log_maxdebug, logtype_cnid, "maybe_start_dbd: respawn window ended, dropping slot");
+ free(up->name);
+ up->name = NULL;
+ return -1; /* next time we'll try again with a new slot */
}
up->count++;
+ LOG(log_maxdebug, logtype_cnid, "maybe_start_dbd: respawn count now is: %u", up->count);
+ if (up->count > MAXSPAWN) {
+ /* We spawned too fast. From now until the first time we tried + TESTTIME seconds
+ we will just return -1 above */
+ LOG(log_maxdebug, logtype_cnid, "maybe_start_dbd: reached MAXSPAWN threshhold");
+ }
}
/*
}
/* ------------------ */
-uid_t user_to_uid ( username )
- char *username;
+uid_t user_to_uid (char *username)
{
struct passwd *this_passwd;
}
/* ------------------ */
-gid_t group_to_gid ( group )
- char *group;
+gid_t group_to_gid ( char *group)
{
struct group *this_group;
}
/* ------------------ */
-void catch_alarm(int sig) {
+void catch_alarm(int sig _U_) {
alarmed = 1;
}
int err = 0;
int debug = 0;
int ret;
+ char *loglevel = NULL;
+ char *logfile = NULL;
set_processname("cnid_metad");
- while (( cc = getopt( argc, argv, "ds:p:h:u:g:l:")) != -1 ) {
+ while (( cc = getopt( argc, argv, "ds:p:h:u:g:l:f:")) != -1 ) {
switch (cc) {
case 'd':
debug = 1;
dbdpn = strdup(optarg);
break;
case 'l':
- logconfig = strdup(optarg);
+ loglevel = strdup(optarg);
+ break;
+ case 'f':
+ logfile = strdup(optarg);
break;
default:
err++;
}
}
+ if (loglevel) {
+ strlcpy(logconfig + 8, loglevel, 13);
+ free(loglevel);
+ strcat(logconfig, " ");
+ }
+ if (logfile) {
+ strlcat(logconfig, logfile, MAXPATHLEN);
+ free(logfile);
+ }
setuplog(logconfig);
if (err) {