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* src/passwd.c: Check failure to unlock files. Report errors to

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stderr and syslog, but continue.
This commit is contained in:
nekral-guest 2008-08-22 02:24:29 +00:00
parent 82779cd336
commit 7ae6b8fc34
2 changed files with 45 additions and 6 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2008-08-18 Nicolas François <nicolas.francois@centraliens.net>
* src/passwd.c: Check failure to unlock files. Report errors to
stderr and syslog, but continue.
2008-08-17 Nicolas François <nicolas.francois@centraliens.net>
* src/chfn.c, src/chgpasswd.c, src/chpasswd.c, src/gpasswd.c,

46
src/passwd.c
View File

@ -100,6 +100,9 @@ static long inact = 0; /* Days without change before locked */
static bool do_update_age = false;
static bool pw_locked = false;
static bool spw_locked = false;
#ifndef USE_PAM
/*
* Size of the biggest passwd:
@ -461,8 +464,22 @@ static void print_status (const struct passwd *pw)
static void fail_exit (int status)
{
pw_unlock ();
spw_unlock ();
if (pw_locked) {
if (pw_unlock () == 0) {
fprintf (stderr, _("%s: failed to unlock %s\n"), Prog, pw_dbname ());
SYSLOG ((LOG_ERR, "failed to unlock %s", pw_dbname ()));
/* continue */
}
}
if (spw_locked) {
if (spw_unlock () == 0) {
fprintf (stderr, _("%s: failed to unlock %s\n"), Prog, spw_dbname ());
SYSLOG ((LOG_ERR, "failed to unlock %s", spw_dbname ()));
/* continue */
}
}
exit (status);
}
@ -517,6 +534,7 @@ static void update_noshadow (void)
Prog, pw_dbname ());
exit (E_PWDBUSY);
}
pw_locked = true;
if (pw_open (O_RDWR) == 0) {
fprintf (stderr,
_("%s: cannot open %s\n"),
@ -548,7 +566,12 @@ static void update_noshadow (void)
SYSLOG ((LOG_ERR, "failure while writing changes to %s", pw_dbname ()));
fail_exit (E_FAILURE);
}
pw_unlock ();
if (pw_unlock () == 0) {
fprintf (stderr, _("%s: failed to unlock %s\n"), Prog, pw_dbname ());
SYSLOG ((LOG_ERR, "failed to unlock %s", pw_dbname ()));
/* continue */
}
pw_locked = false;
}
static void update_shadow (void)
@ -562,6 +585,7 @@ static void update_shadow (void)
Prog, spw_dbname ());
exit (E_PWDBUSY);
}
spw_locked = true;
if (spw_open (O_RDWR) == 0) {
fprintf (stderr, _("%s: cannot open %s\n"), Prog, spw_dbname ());
SYSLOG ((LOG_ERR, "cannot open %s", spw_dbname ()));
@ -570,9 +594,14 @@ static void update_shadow (void)
sp = spw_locate (name);
if (NULL == sp) {
/* Try to update the password in /etc/passwd instead. */
spw_close ();
(void) spw_close ();
update_noshadow ();
spw_unlock ();
if (spw_unlock () == 0) {
fprintf (stderr, _("%s: failed to unlock %s\n"), Prog, spw_dbname ());
SYSLOG ((LOG_ERR, "failed to unlock %s", spw_dbname ()));
/* continue */
}
spw_locked = false;
return;
}
nsp = __spw_dup (sp);
@ -616,7 +645,12 @@ static void update_shadow (void)
SYSLOG ((LOG_ERR, "failure while writing changes to %s", spw_dbname ()));
fail_exit (E_FAILURE);
}
spw_unlock ();
if (spw_unlock () == 0) {
fprintf (stderr, _("%s: failed to unlock %s\n"), Prog, spw_dbname ());
SYSLOG ((LOG_ERR, "failed to unlock %s", spw_dbname ()));
/* continue */
}
spw_locked = false;
}
static long getnumber (const char *numstr)