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

  • Committer: Teddy Hogeborn
  • Date: 2018-08-19 01:03:28 UTC
  • Revision ID: teddy@recompile.se-20180819010328-vpqpeh7ljfd83ia2
plugin-runner: More debug output

* plugin-runner.c (main): If --debug is used, show the name and PID of
                          each plugin as it is started.

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Lines of Context:
9
9
 * "browse_callback", and parts of "main".
10
10
 * 
11
11
 * Everything else is
12
 
 * Copyright © 2008-2019 Teddy Hogeborn
13
 
 * Copyright © 2008-2019 Björn Påhlsson
 
12
 * Copyright © 2008-2018 Teddy Hogeborn
 
13
 * Copyright © 2008-2018 Björn Påhlsson
14
14
 * 
15
15
 * This file is part of Mandos.
16
16
 * 
123
123
                                   gnutls_*
124
124
                                   init_gnutls_session(),
125
125
                                   GNUTLS_* */
126
 
#if GNUTLS_VERSION_NUMBER < 0x030600
127
126
#include <gnutls/openpgp.h>
128
127
                         /* gnutls_certificate_set_openpgp_key_file(),
129
128
                            GNUTLS_OPENPGP_FMT_BASE64 */
130
 
#elif GNUTLS_VERSION_NUMBER >= 0x030606
131
 
#include <gnutls/x509.h>        /* gnutls_pkcs_encrypt_flags_t,
132
 
                                 GNUTLS_PKCS_PLAIN,
133
 
                                 GNUTLS_PKCS_NULL_PASSWORD */
134
 
#endif
135
129
 
136
130
/* GPGME */
137
131
#include <gpgme.h>              /* All GPGME types, constants and
145
139
#define PATHDIR "/conf/conf.d/mandos"
146
140
#define SECKEY "seckey.txt"
147
141
#define PUBKEY "pubkey.txt"
148
 
#define TLS_PRIVKEY "tls-privkey.pem"
149
 
#define TLS_PUBKEY "tls-pubkey.pem"
150
142
#define HOOKDIR "/lib/mandos/network-hooks.d"
151
143
 
152
144
bool debug = false;
707
699
                              const char *dhparamsfilename,
708
700
                              mandos_context *mc){
709
701
  int ret;
 
702
  unsigned int uret;
710
703
  
711
704
  if(debug){
712
705
    fprintf_plus(stderr, "Initializing GnuTLS\n");
729
722
  }
730
723
  
731
724
  if(debug){
732
 
    fprintf_plus(stderr, "Attempting to use public key %s and"
733
 
                 " private key %s as GnuTLS credentials\n",
 
725
    fprintf_plus(stderr, "Attempting to use OpenPGP public key %s and"
 
726
                 " secret key %s as GnuTLS credentials\n",
734
727
                 pubkeyfilename,
735
728
                 seckeyfilename);
736
729
  }
737
730
  
738
 
#if GNUTLS_VERSION_NUMBER >= 0x030606
739
 
  ret = gnutls_certificate_set_rawpk_key_file
740
 
    (mc->cred, pubkeyfilename, seckeyfilename,
741
 
     GNUTLS_X509_FMT_PEM,       /* format */
742
 
     NULL,                      /* pass */
743
 
     /* key_usage */
744
 
     GNUTLS_KEY_DIGITAL_SIGNATURE | GNUTLS_KEY_KEY_ENCIPHERMENT,
745
 
     NULL,                      /* names */
746
 
     0,                         /* names_length */
747
 
     /* privkey_flags */
748
 
     GNUTLS_PKCS_PLAIN | GNUTLS_PKCS_NULL_PASSWORD,
749
 
     0);                        /* pkcs11_flags */
750
 
#elif GNUTLS_VERSION_NUMBER < 0x030600
751
731
  ret = gnutls_certificate_set_openpgp_key_file
752
732
    (mc->cred, pubkeyfilename, seckeyfilename,
753
733
     GNUTLS_OPENPGP_FMT_BASE64);
754
 
#else
755
 
#error "Needs GnuTLS 3.6.6 or later, or before 3.6.0"
756
 
#endif
757
734
  if(ret != GNUTLS_E_SUCCESS){
758
735
    fprintf_plus(stderr,
759
 
                 "Error[%d] while reading the key pair ('%s',"
 
736
                 "Error[%d] while reading the OpenPGP key pair ('%s',"
760
737
                 " '%s')\n", ret, pubkeyfilename, seckeyfilename);
761
738
    fprintf_plus(stderr, "The GnuTLS error is: %s\n",
762
739
                 safer_gnutls_strerror(ret));
833
810
  }
834
811
  if(dhparamsfilename == NULL){
835
812
    if(mc->dh_bits == 0){
836
 
#if GNUTLS_VERSION_NUMBER < 0x030600
837
813
      /* Find out the optimal number of DH bits */
838
814
      /* Try to read the private key file */
839
815
      gnutls_datum_t buffer = { .data = NULL, .size = 0 };
919
895
          }
920
896
        }
921
897
      }
922
 
      unsigned int uret = gnutls_sec_param_to_pk_bits(GNUTLS_PK_DH, sec_param);
 
898
      uret = gnutls_sec_param_to_pk_bits(GNUTLS_PK_DH, sec_param);
923
899
      if(uret != 0){
924
900
        mc->dh_bits = uret;
925
901
        if(debug){
937
913
                     safer_gnutls_strerror(ret));
938
914
        goto globalfail;
939
915
      }
940
 
#endif
941
 
    } else {                    /* dh_bits != 0 */
942
 
      if(debug){
943
 
        fprintf_plus(stderr, "DH bits explicitly set to %u\n",
944
 
                     mc->dh_bits);
945
 
      }
946
 
      ret = gnutls_dh_params_generate2(mc->dh_params, mc->dh_bits);
947
 
      if(ret != GNUTLS_E_SUCCESS){
948
 
        fprintf_plus(stderr, "Error in GnuTLS prime generation (%u"
949
 
                     " bits): %s\n", mc->dh_bits,
950
 
                     safer_gnutls_strerror(ret));
951
 
        goto globalfail;
952
 
      }
953
 
      gnutls_certificate_set_dh_params(mc->cred, mc->dh_params);
 
916
    } else if(debug){
 
917
      fprintf_plus(stderr, "DH bits explicitly set to %u\n",
 
918
                   mc->dh_bits);
 
919
    }
 
920
    ret = gnutls_dh_params_generate2(mc->dh_params, mc->dh_bits);
 
921
    if(ret != GNUTLS_E_SUCCESS){
 
922
      fprintf_plus(stderr, "Error in GnuTLS prime generation (%u"
 
923
                   " bits): %s\n", mc->dh_bits,
 
924
                   safer_gnutls_strerror(ret));
 
925
      goto globalfail;
954
926
    }
955
927
  }
 
928
  gnutls_certificate_set_dh_params(mc->cred, mc->dh_params);
956
929
  
957
930
  return 0;
958
931
  
969
942
  int ret;
970
943
  /* GnuTLS session creation */
971
944
  do {
972
 
    ret = gnutls_init(session, (GNUTLS_SERVER
973
 
#if GNUTLS_VERSION_NUMBER >= 0x030506
974
 
                                | GNUTLS_NO_TICKETS
975
 
#endif
976
 
#if GNUTLS_VERSION_NUMBER >= 0x030606
977
 
                                | GNUTLS_ENABLE_RAWPK
978
 
#endif
979
 
                                ));
 
945
    ret = gnutls_init(session, GNUTLS_SERVER);
980
946
    if(quit_now){
981
947
      return -1;
982
948
    }
2461
2427
 
2462
2428
int main(int argc, char *argv[]){
2463
2429
  mandos_context mc = { .server = NULL, .dh_bits = 0,
2464
 
#if GNUTLS_VERSION_NUMBER >= 0x030606
2465
 
                        .priority = "SECURE128:!CTYPE-X.509"
2466
 
                        ":+CTYPE-RAWPK:!RSA:!VERS-ALL:+VERS-TLS1.3"
2467
 
                        ":%PROFILE_ULTRA",
2468
 
#elif GNUTLS_VERSION_NUMBER < 0x030600
2469
2430
                        .priority = "SECURE256:!CTYPE-X.509"
2470
2431
                        ":+CTYPE-OPENPGP:!RSA:+SIGN-DSA-SHA256",
2471
 
#else
2472
 
#error "Needs GnuTLS 3.6.6 or later, or before 3.6.0"
2473
 
#endif
2474
2432
                        .current_server = NULL, .interfaces = NULL,
2475
2433
                        .interfaces_size = 0 };
2476
2434
  AvahiSServiceBrowser *sb = NULL;
2487
2445
  AvahiIfIndex if_index = AVAHI_IF_UNSPEC;
2488
2446
  const char *seckey = PATHDIR "/" SECKEY;
2489
2447
  const char *pubkey = PATHDIR "/" PUBKEY;
2490
 
#if GNUTLS_VERSION_NUMBER >= 0x030606
2491
 
  const char *tls_privkey = PATHDIR "/" TLS_PRIVKEY;
2492
 
  const char *tls_pubkey = PATHDIR "/" TLS_PUBKEY;
2493
 
#endif
2494
2448
  const char *dh_params_file = NULL;
2495
2449
  char *interfaces_hooks = NULL;
2496
2450
  
2544
2498
      { .name = "pubkey", .key = 'p',
2545
2499
        .arg = "FILE",
2546
2500
        .doc = "OpenPGP public key file base name",
2547
 
        .group = 1 },
2548
 
      { .name = "tls-privkey", .key = 't',
2549
 
        .arg = "FILE",
2550
 
#if GNUTLS_VERSION_NUMBER >= 0x030606
2551
 
        .doc = "TLS private key file base name",
2552
 
#else
2553
 
        .doc = "Dummy; ignored (requires GnuTLS 3.6.6)",
2554
 
#endif
2555
 
        .group = 1 },
2556
 
      { .name = "tls-pubkey", .key = 'T',
2557
 
        .arg = "FILE",
2558
 
#if GNUTLS_VERSION_NUMBER >= 0x030606
2559
 
        .doc = "TLS public key file base name",
2560
 
#else
2561
 
        .doc = "Dummy; ignored (requires GnuTLS 3.6.6)",
2562
 
#endif
2563
 
        .group = 1 },
 
2501
        .group = 2 },
2564
2502
      { .name = "dh-bits", .key = 129,
2565
2503
        .arg = "BITS",
2566
2504
        .doc = "Bit length of the prime number used in the"
2622
2560
      case 'p':                 /* --pubkey */
2623
2561
        pubkey = arg;
2624
2562
        break;
2625
 
      case 't':                 /* --tls-privkey */
2626
 
#if GNUTLS_VERSION_NUMBER >= 0x030606
2627
 
        tls_privkey = arg;
2628
 
#endif
2629
 
        break;
2630
 
      case 'T':                 /* --tls-pubkey */
2631
 
#if GNUTLS_VERSION_NUMBER >= 0x030606
2632
 
        tls_pubkey = arg;
2633
 
#endif
2634
 
        break;
2635
2563
      case 129:                 /* --dh-bits */
2636
2564
        errno = 0;
2637
2565
        tmpmax = strtoimax(arg, &tmp, 10);
2991
2919
    goto end;
2992
2920
  }
2993
2921
  
2994
 
#if GNUTLS_VERSION_NUMBER >= 0x030606
2995
 
  ret = init_gnutls_global(tls_pubkey, tls_privkey, dh_params_file, &mc);
2996
 
#elif GNUTLS_VERSION_NUMBER < 0x030600
2997
2922
  ret = init_gnutls_global(pubkey, seckey, dh_params_file, &mc);
2998
 
#else
2999
 
#error "Needs GnuTLS 3.6.6 or later, or before 3.6.0"
3000
 
#endif
3001
2923
  if(ret == -1){
3002
2924
    fprintf_plus(stderr, "init_gnutls_global failed\n");
3003
2925
    exitcode = EX_UNAVAILABLE;