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pam: Better debug when timeout is invalid

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This commit is contained in:
Bastien Nocera
2020-01-24 00:48:56 +01:00
parent ee6e8a6fa3
commit 6089ba6f40
1 changed files with 10 additions and 4 deletions
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14
pam/pam_fprintd.c
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@ -45,6 +45,7 @@
#define DEFAULT_MAX_TRIES 3
#define DEFAULT_TIMEOUT 30
#define MIN_TIMEOUT 10
#define DEBUG_MATCH "debug="
#define MAX_TRIES_MATCH "max-tries="
@ -654,10 +655,15 @@ PAM_EXTERN int pam_sm_authenticate(pam_handle_t *pamh, int flags, int argc,
pam_syslog (pamh, LOG_DEBUG, "max_tries specified as: %d", max_tries);
} else if (str_has_prefix (argv[i], TIMEOUT_MATCH) && strlen(argv[i]) <= strlen (TIMEOUT_MATCH) + 2) {
timeout = atoi (argv[i] + strlen (TIMEOUT_MATCH));
if (timeout < 10)
timeout = DEFAULT_TIMEOUT;
if (debug)
pam_syslog (pamh, LOG_DEBUG, "timeout specified as: %d", timeout);
if (timeout < MIN_TIMEOUT) {
if (debug) {
pam_syslog (pamh, LOG_DEBUG, "timeout %d secs too low, using %d",
timeout, MIN_TIMEOUT);
}
timeout = MIN_TIMEOUT;
} else if (debug) {
pam_syslog (pamh, LOG_DEBUG, "timeout specified as: %d secs", timeout);
}
}
}
}