[svn-upgrade] Integrating new upstream version, shadow (4.0.1)
This commit is contained in:
nekral-guest
358
src/faillog.c
358
src/faillog.c
@@ -17,7 +17,7 @@
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* THIS SOFTWARE IS PROVIDED BY JULIE HAUGH AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL JULIE HAUGH OR CONTRIBUTORS BE LIABLE
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* ARE DISCLAIMED. IN NO EVENT SHALL JULIE HAUGH OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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@@ -30,8 +30,7 @@
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#include <config.h>
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#include "rcsid.h"
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RCSID(PKG_VER "$Id: faillog.c,v 1.10 2000/08/26 18:27:18 marekm Exp $")
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RCSID (PKG_VER "$Id: faillog.c,v 1.11 2002/01/05 15:41:43 kloczek Exp $")
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <stdio.h>
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@@ -40,242 +39,239 @@ RCSID(PKG_VER "$Id: faillog.c,v 1.10 2000/08/26 18:27:18 marekm Exp $")
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#include "prototypes.h"
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#include "defines.h"
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#include "faillog.h"
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static char *Prog; /* program name */
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static FILE *fail; /* failure file stream */
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static uid_t user; /* one single user, specified on command line */
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static int days; /* number of days to consider for print command */
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static time_t seconds; /* that number of days in seconds */
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static char *Prog; /* program name */
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static FILE *fail; /* failure file stream */
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static uid_t user; /* one single user, specified on command line */
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static int days; /* number of days to consider for print command */
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static time_t seconds; /* that number of days in seconds */
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static int
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aflg = 0, /* set if all users are to be printed always */
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uflg = 0, /* set if user is a valid user id */
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tflg = 0; /* print is restricted to most recent days */
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aflg = 0, /* set if all users are to be printed always */
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uflg = 0, /* set if user is a valid user id */
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tflg = 0; /* print is restricted to most recent days */
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static struct stat statbuf; /* fstat buffer for file size */
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#if !defined(UNISTD_H) && !defined(STDLIB_H)
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extern char *optarg;
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extern char *optarg;
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#endif
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#define NOW (time((time_t *) 0))
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/* local function prototypes */
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static void usage(void);
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static void print(void);
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static void print_one(const struct faillog *, uid_t);
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static void reset(void);
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static int reset_one(uid_t);
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static void setmax(int);
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static void setmax_one(uid_t, int);
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static void set_locktime(long);
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static void set_locktime_one(uid_t, long);
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static void usage (void);
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static void print (void);
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static void print_one (const struct faillog *, uid_t);
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static void reset (void);
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static int reset_one (uid_t);
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static void setmax (int);
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static void setmax_one (uid_t, int);
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static void set_locktime (long);
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static void set_locktime_one (uid_t, long);
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static void
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usage(void)
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static void usage (void)
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{
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fprintf(stderr,
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_("usage: %s [-a|-u user] [-m max] [-r] [-t days] [-l locksecs]\n"),
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Prog);
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exit(1);
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fprintf (stderr,
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_
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("usage: %s [-a|-u user] [-m max] [-r] [-t days] [-l locksecs]\n"),
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Prog);
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exit (1);
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}
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int
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main(int argc, char **argv)
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int main (int argc, char **argv)
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{
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int c, anyflag = 0;
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struct passwd *pwent;
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Prog = Basename(argv[0]);
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Prog = Basename (argv[0]);
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setlocale(LC_ALL, "");
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bindtextdomain(PACKAGE, LOCALEDIR);
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textdomain(PACKAGE);
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setlocale (LC_ALL, "");
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bindtextdomain (PACKAGE, LOCALEDIR);
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textdomain (PACKAGE);
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/* try to open for read/write, if that fails - read only */
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fail = fopen(FAILLOG_FILE, "r+");
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fail = fopen (FAILLOG_FILE, "r+");
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if (!fail)
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fail = fopen(FAILLOG_FILE, "r");
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fail = fopen (FAILLOG_FILE, "r");
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if (!fail) {
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perror(FAILLOG_FILE);
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exit(1);
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perror (FAILLOG_FILE);
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exit (1);
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}
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while ((c = getopt(argc, argv, "al:m:pru:t:")) != EOF) {
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while ((c = getopt (argc, argv, "al:m:pru:t:")) != EOF) {
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switch (c) {
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case 'a':
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aflg++;
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if (uflg)
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usage();
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break;
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case 'l':
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set_locktime((long) atoi(optarg));
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anyflag++;
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break;
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case 'm':
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setmax(atoi(optarg));
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anyflag++;
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break;
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case 'p':
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print();
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anyflag++;
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break;
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case 'r':
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reset();
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anyflag++;
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break;
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case 'u':
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if (aflg)
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usage();
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case 'a':
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aflg++;
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if (uflg)
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usage ();
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break;
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case 'l':
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set_locktime ((long) atoi (optarg));
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anyflag++;
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break;
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case 'm':
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setmax (atoi (optarg));
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anyflag++;
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break;
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case 'p':
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print ();
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anyflag++;
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break;
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case 'r':
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reset ();
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anyflag++;
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break;
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case 'u':
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if (aflg)
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usage ();
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pwent = getpwnam(optarg);
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if (!pwent) {
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fprintf(stderr, _("Unknown User: %s\n"), optarg);
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exit(1);
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}
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uflg++;
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user = pwent->pw_uid;
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break;
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case 't':
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days = atoi(optarg);
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seconds = days * DAY;
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tflg++;
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break;
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default:
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usage();
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pwent = getpwnam (optarg);
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if (!pwent) {
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fprintf (stderr, _("Unknown User: %s\n"),
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optarg);
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exit (1);
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}
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uflg++;
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user = pwent->pw_uid;
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break;
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case 't':
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days = atoi (optarg);
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seconds = days * DAY;
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tflg++;
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break;
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default:
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usage ();
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}
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}
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/* no flags implies -a -p (= print information for all users) */
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if (!(anyflag || aflg || tflg || uflg))
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aflg++;
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/* (-a or -t days or -u user) and no other flags implies -p
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(= print information for selected users) */
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(= print information for selected users) */
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if (!anyflag && (aflg || tflg || uflg))
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print();
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fclose(fail);
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print ();
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fclose (fail);
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return 0;
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/*NOTREACHED*/
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}
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/*NOTREACHED*/}
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static void
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print(void)
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static void print (void)
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{
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uid_t uid;
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off_t offset;
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struct faillog faillog;
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uid_t uid;
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off_t offset;
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struct faillog faillog;
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if (uflg) {
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offset = user * sizeof faillog;
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if (fstat(fileno(fail), &statbuf)) {
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perror(FAILLOG_FILE);
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if (fstat (fileno (fail), &statbuf)) {
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perror (FAILLOG_FILE);
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return;
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}
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if (offset >= statbuf.st_size)
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return;
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fseek(fail, (off_t) user * sizeof faillog, SEEK_SET);
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if (fread((char *) &faillog, sizeof faillog, 1, fail) == 1)
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print_one(&faillog, user);
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fseek (fail, (off_t) user * sizeof faillog, SEEK_SET);
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if (fread ((char *) &faillog, sizeof faillog, 1, fail) ==
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1)
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print_one (&faillog, user);
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else
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perror(FAILLOG_FILE);
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perror (FAILLOG_FILE);
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} else {
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for (uid = 0;
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fread((char *) &faillog, sizeof faillog, 1, fail) == 1;
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uid++) {
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fread ((char *) &faillog, sizeof faillog, 1,
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fail) == 1; uid++) {
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if (aflg == 0 && faillog.fail_cnt == 0)
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continue;
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if (aflg == 0 && tflg &&
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NOW - faillog.fail_time > seconds)
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NOW - faillog.fail_time > seconds)
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continue;
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if (aflg && faillog.fail_time == 0)
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continue;
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print_one(&faillog, uid);
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print_one (&faillog, uid);
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}
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}
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}
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static void
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print_one(const struct faillog *fl, uid_t uid)
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static void print_one (const struct faillog *fl, uid_t uid)
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{
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static int once;
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char *cp;
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struct tm *tm;
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static int once;
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char *cp;
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struct tm *tm;
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time_t now;
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struct passwd *pwent;
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struct passwd *pwent;
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#ifdef HAVE_STRFTIME
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char ptime[80];
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#endif
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if (!once) {
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printf(_("Username Failures Maximum Latest\n"));
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printf (_("Username Failures Maximum Latest\n"));
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once++;
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}
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pwent = getpwuid(uid);
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time(&now);
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tm = localtime(&fl->fail_time);
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pwent = getpwuid (uid);
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time (&now);
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tm = localtime (&fl->fail_time);
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#ifdef HAVE_STRFTIME
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strftime(ptime, sizeof(ptime), "%a %b %e %H:%M:%S %z %Y",tm);
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strftime (ptime, sizeof (ptime), "%a %b %e %H:%M:%S %z %Y", tm);
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cp = ptime;
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#else
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cp = asctime(tm);
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cp = asctime (tm);
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cp[24] = '\0';
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#endif
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if (pwent) {
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printf("%-12s %4d %4d",
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printf ("%-12s %4d %4d",
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pwent->pw_name, fl->fail_cnt, fl->fail_max);
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if (fl->fail_time) {
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printf(_(" %s on %s"), cp, fl->fail_line);
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if (fl->fail_locktime) {
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if (fl->fail_time + fl->fail_locktime > now
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&& fl->fail_cnt)
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printf(_(" [%lds left]"),
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fl->fail_time + fl->fail_locktime - now);
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else
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printf(_(" [%lds lock]"), fl->fail_locktime);
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}
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printf (_(" %s on %s"), cp, fl->fail_line);
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if (fl->fail_locktime) {
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if (fl->fail_time + fl->fail_locktime > now
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&& fl->fail_cnt)
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printf (_(" [%lds left]"),
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fl->fail_time +
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fl->fail_locktime - now);
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else
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printf (_(" [%lds lock]"),
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fl->fail_locktime);
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}
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}
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putchar('\n');
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putchar ('\n');
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}
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}
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static void
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reset(void)
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static void reset (void)
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{
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uid_t uid;
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if (uflg)
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reset_one(user);
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reset_one (user);
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else
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for (uid = 0; reset_one(uid); uid++)
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;
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for (uid = 0; reset_one (uid); uid++);
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}
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static int
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reset_one(uid_t uid)
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static int reset_one (uid_t uid)
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{
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off_t offset;
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struct faillog faillog;
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off_t offset;
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struct faillog faillog;
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offset = uid * sizeof faillog;
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if (fstat(fileno(fail), &statbuf)) {
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perror(FAILLOG_FILE);
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if (fstat (fileno (fail), &statbuf)) {
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perror (FAILLOG_FILE);
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return 0;
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}
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if (offset >= statbuf.st_size)
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return 0;
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if (fseek(fail, offset, SEEK_SET) != 0) {
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perror(FAILLOG_FILE);
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if (fseek (fail, offset, SEEK_SET) != 0) {
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perror (FAILLOG_FILE);
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return 0;
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}
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if (fread((char *) &faillog, sizeof faillog, 1, fail) != 1) {
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if (!feof(fail))
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perror(FAILLOG_FILE);
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if (fread ((char *) &faillog, sizeof faillog, 1, fail) != 1) {
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if (!feof (fail))
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perror (FAILLOG_FILE);
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return 0;
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}
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@@ -284,96 +280,92 @@ reset_one(uid_t uid)
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faillog.fail_cnt = 0;
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if (fseek(fail, offset, SEEK_SET) == 0
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&& fwrite((char *) &faillog, sizeof faillog, 1, fail) == 1) {
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fflush(fail);
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if (fseek (fail, offset, SEEK_SET) == 0
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&& fwrite ((char *) &faillog, sizeof faillog, 1, fail) == 1) {
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fflush (fail);
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return 1;
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} else {
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perror(FAILLOG_FILE);
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perror (FAILLOG_FILE);
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}
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return 0;
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}
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static void
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setmax(int max)
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static void setmax (int max)
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{
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struct passwd *pwent;
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struct passwd *pwent;
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if (uflg) {
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setmax_one(user, max);
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setmax_one (user, max);
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} else {
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setpwent();
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while ((pwent = getpwent()))
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setmax_one(pwent->pw_uid, max);
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setpwent ();
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while ((pwent = getpwent ()))
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setmax_one (pwent->pw_uid, max);
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}
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}
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static void
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setmax_one(uid_t uid, int max)
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static void setmax_one (uid_t uid, int max)
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{
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off_t offset;
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struct faillog faillog;
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off_t offset;
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struct faillog faillog;
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offset = uid * sizeof faillog;
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if (fseek(fail, offset, SEEK_SET) != 0) {
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perror(FAILLOG_FILE);
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if (fseek (fail, offset, SEEK_SET) != 0) {
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perror (FAILLOG_FILE);
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return;
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}
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if (fread((char *) &faillog, sizeof faillog, 1, fail) != 1) {
|
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if (!feof(fail))
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perror(FAILLOG_FILE);
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memzero(&faillog, sizeof faillog);
|
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if (fread ((char *) &faillog, sizeof faillog, 1, fail) != 1) {
|
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if (!feof (fail))
|
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perror (FAILLOG_FILE);
|
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memzero (&faillog, sizeof faillog);
|
||||
}
|
||||
faillog.fail_max = max;
|
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if (fseek(fail, offset, SEEK_SET) == 0
|
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&& fwrite((char *) &faillog, sizeof faillog, 1, fail) == 1)
|
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fflush(fail);
|
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if (fseek (fail, offset, SEEK_SET) == 0
|
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&& fwrite ((char *) &faillog, sizeof faillog, 1, fail) == 1)
|
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fflush (fail);
|
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else
|
||||
perror(FAILLOG_FILE);
|
||||
perror (FAILLOG_FILE);
|
||||
}
|
||||
|
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/*
|
||||
* XXX - this needs to be written properly some day, right now it is
|
||||
* a quick cut-and-paste hack from the above two functions. --marekm
|
||||
*/
|
||||
static void
|
||||
set_locktime(long locktime)
|
||||
static void set_locktime (long locktime)
|
||||
{
|
||||
struct passwd *pwent;
|
||||
struct passwd *pwent;
|
||||
|
||||
if (uflg) {
|
||||
set_locktime_one(user, locktime);
|
||||
set_locktime_one (user, locktime);
|
||||
} else {
|
||||
setpwent();
|
||||
while ((pwent = getpwent()))
|
||||
set_locktime_one(pwent->pw_uid, locktime);
|
||||
setpwent ();
|
||||
while ((pwent = getpwent ()))
|
||||
set_locktime_one (pwent->pw_uid, locktime);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
set_locktime_one(uid_t uid, long locktime)
|
||||
static void set_locktime_one (uid_t uid, long locktime)
|
||||
{
|
||||
off_t offset;
|
||||
struct faillog faillog;
|
||||
off_t offset;
|
||||
struct faillog faillog;
|
||||
|
||||
offset = uid * sizeof faillog;
|
||||
|
||||
if (fseek(fail, offset, SEEK_SET) != 0) {
|
||||
perror(FAILLOG_FILE);
|
||||
if (fseek (fail, offset, SEEK_SET) != 0) {
|
||||
perror (FAILLOG_FILE);
|
||||
return;
|
||||
}
|
||||
if (fread((char *) &faillog, sizeof faillog, 1, fail) != 1) {
|
||||
if (!feof(fail))
|
||||
perror(FAILLOG_FILE);
|
||||
memzero(&faillog, sizeof faillog);
|
||||
if (fread ((char *) &faillog, sizeof faillog, 1, fail) != 1) {
|
||||
if (!feof (fail))
|
||||
perror (FAILLOG_FILE);
|
||||
memzero (&faillog, sizeof faillog);
|
||||
}
|
||||
faillog.fail_locktime = locktime;
|
||||
|
||||
if (fseek(fail, offset, SEEK_SET) == 0
|
||||
&& fwrite((char *) &faillog, sizeof faillog, 1, fail) == 1)
|
||||
fflush(fail);
|
||||
if (fseek (fail, offset, SEEK_SET) == 0
|
||||
&& fwrite ((char *) &faillog, sizeof faillog, 1, fail) == 1)
|
||||
fflush (fail);
|
||||
else
|
||||
perror(FAILLOG_FILE);
|
||||
perror (FAILLOG_FILE);
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user