/mandos/release

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Viewing changes to plugins.d/mandos-client.c

  • Committer: Teddy Hogeborn
  • Date: 2014-07-25 22:17:55 UTC
  • mto: (237.7.272 trunk)
  • mto: This revision was merged to the branch mainline in revision 321.
  • Revision ID: teddy@recompile.se-20140725221755-7bak9szduz53wwtq
INSTALL: Add org-mode setting to show all text when opening.

* INSTALL (STARTUP): New org-mode setting; set to "showall".

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Lines of Context:
plugins.d/mandos-client.c
234
234
                          .af = af };
235
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  if(new_server->ip == NULL){
236
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    perror_plus("strdup");
 
237
    free(new_server);
237
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    return false;
238
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  }
239
240
  ret = clock_gettime(CLOCK_MONOTONIC, &(new_server->last_seen));
240
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  if(ret == -1){
241
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    perror_plus("clock_gettime");
 
243
#ifdef __GNUC__
 
244
#pragma GCC diagnostic push
 
245
#pragma GCC diagnostic ignored "-Wcast-qual"
 
246
#endif
 
247
    free((char *)(new_server->ip));
 
248
#ifdef __GNUC__
 
249
#pragma GCC diagnostic pop
 
250
#endif
 
251
    free(new_server);
242
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    return false;
243
253
  }
244
254
  /* Special case of first server */
1066
1076
     timed out */
1067
1077
  
1068
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  if(quit_now){
 
1079
    avahi_s_service_resolver_free(r);
1069
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    return;
1070
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  }
1071
1082
  
1458
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  error_t ret_errno = 0;
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  if(seteuid(0) == -1){
1460
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    ret_errno = errno;
1461
 
    perror_plus("seteuid");
1462
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  }
1463
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  errno = old_errno;
1464
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  return ret_errno;
1475
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  }
1476
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  if(setuid(0) == -1){
1477
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    ret_errno = errno;
1478
 
    perror_plus("seteuid");
1479
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  }
1480
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  errno = old_errno;
1481
1490
  return ret_errno;
1488
1497
  error_t ret_errno = 0;
1489
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  if(seteuid(uid) == -1){
1490
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    ret_errno = errno;
1491
 
    perror_plus("seteuid");
1492
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  }
1493
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  errno = old_errno;
1494
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  return ret_errno;
1501
1509
  error_t ret_errno = 0;
1502
1510
  if(setuid(uid) == -1){
1503
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    ret_errno = errno;
1504
 
    perror_plus("setuid");
1505
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  }
1506
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  errno = old_errno;
1507
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  return ret_errno;
1510
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__attribute__((nonnull))
1511
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void run_network_hooks(const char *mode, const char *interface,
1512
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                       const float delay){
1513
 
  struct dirent **direntries;
 
1520
  struct dirent **direntries = NULL;
1514
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  if(hookdir_fd == -1){
1515
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    hookdir_fd = open(hookdir, O_RDONLY);
1516
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    if(hookdir_fd == -1){
1554
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    if(hook_pid == 0){
1555
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      /* Child */
1556
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      /* Raise privileges */
1557
 
      if(raise_privileges_permanently() != 0){
 
1564
      errno = raise_privileges_permanently();
 
1565
      if(errno != 0){
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        perror_plus("Failed to raise privileges");
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        _exit(EX_NOPERM);
1560
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      }
1645
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      int status;
1646
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      if(TEMP_FAILURE_RETRY(waitpid(hook_pid, &status, 0)) == -1){
1647
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        perror_plus("waitpid");
 
1656
        free(direntry);
1648
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        continue;
1649
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      }
1650
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      if(WIFEXITED(status)){
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          fprintf_plus(stderr, "Warning: network hook \"%s\" exited"
1653
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                       " with status %d\n", direntry->d_name,
1654
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                       WEXITSTATUS(status));
 
1664
          free(direntry);
1655
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          continue;
1656
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        }
1657
1667
      } else if(WIFSIGNALED(status)){
1658
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        fprintf_plus(stderr, "Warning: network hook \"%s\" died by"
1659
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                     " signal %d\n", direntry->d_name,
1660
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                     WTERMSIG(status));
 
1671
        free(direntry);
1661
1672
        continue;
1662
1673
      } else {
1663
1674
        fprintf_plus(stderr, "Warning: network hook \"%s\""
1664
1675
                     " crashed\n", direntry->d_name);
 
1676
        free(direntry);
1665
1677
        continue;
1666
1678
      }
1667
1679
    }
1669
1681
      fprintf_plus(stderr, "Network hook \"%s\" ran successfully\n",
1670
1682
                   direntry->d_name);
1671
1683
    }
 
1684
    free(direntry);
1672
1685
  }
 
1686
  free(direntries);
1673
1687
  if((int)TEMP_FAILURE_RETRY(close(hookdir_fd)) == -1){
1674
1688
    perror_plus("close");
1675
1689
  } else {
1732
1746
    /* Raise privileges */
1733
1747
    ret_errno = raise_privileges();
1734
1748
    if(ret_errno != 0){
 
1749
      errno = ret_errno;
1735
1750
      perror_plus("Failed to raise privileges");
1736
1751
    }
1737
1752
    
1841
1856
    /* Raise privileges */
1842
1857
    ret_errno = raise_privileges();
1843
1858
    if(ret_errno != 0){
 
1859
      errno = ret_errno;
1844
1860
      perror_plus("Failed to raise privileges");
1845
1861
    }
1846
1862
    
2265
2281
        if(ret_errno != 0){
2266
2282
          errno = ret_errno;
2267
2283
          perror_plus("argz_add");
 
2284
          free(direntries[i]);
2268
2285
          continue;
2269
2286
        }
2270
2287
        if(debug){
2271
2288
          fprintf_plus(stderr, "Will use interface \"%s\"\n",
2272
2289
                       direntries[i]->d_name);
2273
2290
        }
 
2291
        free(direntries[i]);
2274
2292
      }
2275
2293
      free(direntries);
2276
2294
    } else {
2277
 
      free(direntries);
 
2295
      if(ret == 0){
 
2296
        free(direntries);
 
2297
      }
2278
2298
      fprintf_plus(stderr, "Could not find a network interface\n");
2279
2299
      exitcode = EXIT_FAILURE;
2280
2300
      goto end;
2544
2564
    mc.current_server->prev->next = NULL;
2545
2565
    while(mc.current_server != NULL){
2546
2566
      server *next = mc.current_server->next;
 
2567
#ifdef __GNUC__
 
2568
#pragma GCC diagnostic push
 
2569
#pragma GCC diagnostic ignored "-Wcast-qual"
 
2570
#endif
 
2571
      free((char *)(mc.current_server->ip));
 
2572
#ifdef __GNUC__
 
2573
#pragma GCC diagnostic pop
 
2574
#endif
2547
2575
      free(mc.current_server);
2548
2576
      mc.current_server = next;
2549
2577
    }
2553
2581
  {
2554
2582
    ret_errno = raise_privileges();
2555
2583
    if(ret_errno != 0){
 
2584
      errno = ret_errno;
2556
2585
      perror_plus("Failed to raise privileges");
2557
2586
    } else {
2558
2587
      
2581
2610
    
2582
2611
    ret_errno = lower_privileges_permanently();
2583
2612
    if(ret_errno != 0){
 
2613
      errno = ret_errno;
2584
2614
      perror_plus("Failed to lower privileges permanently");
2585
2615
    }
2586
2616
  }
2608
2638
      int numentries = scandir(tempdir, &direntries, notdotentries,
2609
2639
                               alphasort);
2610
2640
#endif  /* not __GLIBC__ */
2611
 
      if(numentries > 0){
 
2641
      if(numentries >= 0){
2612
2642
        for(int i = 0; i < numentries; i++){
2613
2643
          ret = unlinkat(tempdir_fd, direntries[i]->d_name, 0);
2614
2644
          if(ret == -1){
2616
2646
                         " \"%s\", 0): %s\n", tempdir,
2617
2647
                         direntries[i]->d_name, strerror(errno));
2618
2648
          }
 
2649
          free(direntries[i]);
2619
2650
        }
2620
2651
        
2621
2652
        /* need to clean even if 0 because man page doesn't specify */