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(pre_update_hook): New configuration key.

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(update_wait): Implement it.
(run_hook): New.
This commit is contained in:
Markus Armbruster 2005-03-12 17:24:57 +00:00
parent f12649c3da
commit 7d71984932
3 changed files with 38 additions and 2 deletions
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2
include/econfig-spec.h
View file

@ -86,6 +86,8 @@ EMPCFBOTH("hourslop", hourslop, int, NSC_INT, KM_INTERNAL,
"Number of minutes update check can slip to match update_times")
EMPCFBOTH("blitz_time", blitz_time, int, NSC_INT, 0,
"Number of minutes between updates under policy #2.")
EMPCFBOTH("pre_update_hook", pre_update_hook, char *, NSC_STRING, 0,
"Shell command run right before the update.")
EMPCF_COMMENT("\n\n### Demand update policy")
EMPCFBOTH("update_demandpolicy", update_demandpolicy, int, NSC_INT, 0,

1
src/lib/global/constants.c
View file

@ -61,6 +61,7 @@ int blitz_time = 10; /* number of minutes between blitz updates */
char *update_demandtimes = ""; /* times demand update is allowed */
char *game_days = ""; /* days game is running */
char *game_hours = ""; /* hours game is running */
char *pre_update_hook = "";
int max_idle = 15; /* session dies after max_idle minutes idle */
int sect_mob_max = 127; /* sector mobility limits */

35
src/server/update.c
View file

@ -32,6 +32,11 @@
* Steve McClure, 1996
*/
#include <errno.h>
#include <stdlib.h>
#ifndef _WIN32
#include <sys/wait.h>
#endif
#include "misc.h"
#include "player.h"
#include "empthread.h"
@ -40,9 +45,10 @@
#include "server.h"
empth_sem_t *update_sem;
time_t update_time;
static void update_wait(void *unused);
time_t update_time;
static int run_hook(char *cmd, char *name);
/*ARGSUSED*/
void
@ -119,6 +125,10 @@ update_wait(void *unused)
/* sleep a few, wait for aborts to take effect */
empth_sleep(now + 2);
}
if (*pre_update_hook) {
if (run_hook(pre_update_hook, "pre-update"))
continue;
}
/*
* we rely on the fact that update's priority is the highest
* in the land so it can finish before it yields.
@ -137,3 +147,26 @@ update_wait(void *unused)
}
/*NOTREACHED*/
}
static int
run_hook(char *cmd, char *name)
{
int status = system(cmd);
if (status == 0)
; /* successful exit */
else if (status == -1)
logerror("couldn't execute command processor for %s hook (%s)",
name, strerror(errno));
#ifndef _WIN32
else if (WIFEXITED(status))
logerror("%s hook terminated unsuccessfully (exit status %d)",
name, WEXITSTATUS(status));
else if (WIFSIGNALED(status))
logerror("%s hook terminated abnormally (signal %d)",
name, WTERMSIG(status));
#endif
else if (status)
logerror("%s hook terminated strangely (status %d)",
name, status);
return status;
}