Mercurial > hg > freeDiameter

annotate freeDiameter/main.c @ 16:013ce9851131

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Started including TLS code
author Sebastien Decugis <sdecugis@nict.go.jp>
date Fri, 02 Oct 2009 18:57:06 +0900
parents 14cf6daf716d
children ab3c58d88be3
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1 /*********************************************************************************************************
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2 * Software License Agreement (BSD License) *
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3 * Author: Sebastien Decugis <sdecugis@nict.go.jp> *
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4 * *
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5 * Copyright (c) 2009, WIDE Project and NICT *
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6 * All rights reserved. *
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7 * *
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8 * Redistribution and use of this software in source and binary forms, with or without modification, are *
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9 * permitted provided that the following conditions are met: *
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10 * *
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11 * * Redistributions of source code must retain the above *
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12 * copyright notice, this list of conditions and the *
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13 * following disclaimer. *
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14 * *
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15 * * Redistributions in binary form must reproduce the above *
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16 * copyright notice, this list of conditions and the *
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17 * following disclaimer in the documentation and/or other *
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18 * materials provided with the distribution. *
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19 * *
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20 * * Neither the name of the WIDE Project or NICT nor the *
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21 * names of its contributors may be used to endorse or *
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22 * promote products derived from this software without *
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23 * specific prior written permission of WIDE Project and *
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24 * NICT. *
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25 * *
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26 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED *
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27 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
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28 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR *
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29 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT *
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30 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS *
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31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR *
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32 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF *
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33 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
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34 *********************************************************************************************************/
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35
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36 #include "fD.h"
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37
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38 #include <signal.h>
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39 #include <getopt.h>
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40 #include <locale.h>
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41
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42 #ifdef GCRY_THREAD_OPTION_PTHREAD_IMPL
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43 GCRY_THREAD_OPTION_PTHREAD_IMPL;
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44 #endif /* GCRY_THREAD_OPTION_PTHREAD_IMPL */
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45
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46
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47 /* forward declarations */
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48 static void * sig_hdl(void * arg);
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49 static int main_cmdline(int argc, char *argv[]);
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50 static void main_version(void);
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51 static void main_help( void );
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52
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53 /* The static configuration structure */
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54 static struct fd_config conf;
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55 struct fd_config * fd_g_config = &conf;
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56
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57 /* freeDiameter starting point */
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58 int main(int argc, char * argv[])
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59 {
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60 int ret;
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61 pthread_t sig_th;
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62 sigset_t sig_all;
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63
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64 memset(fd_g_config, 0, sizeof(struct fd_config));
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65 sigfillset(&sig_all);
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66 CHECK_POSIX( pthread_sigmask(SIG_BLOCK, &sig_all, NULL) );
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67
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68 /* Initialize the library */
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69 CHECK_FCT( fd_lib_init() );
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70 TRACE_DEBUG(INFO, "libfreeDiameter initialized.");
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71
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72 /* Name this thread */
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73 fd_log_threadname("Main");
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74
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75 /* Initialize the config */
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76 CHECK_FCT( fd_conf_init() );
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77
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78 /* Parse the command-line */
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79 CHECK_FCT( main_cmdline(argc, argv) );
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80
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81 /* Initialize gnutls */
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82 CHECK_GNUTLS_DO( gnutls_global_init(), return EINVAL );
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83 if ( ! gnutls_check_version(GNUTLS_VERSION) ) {
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84 fprintf(stderr, "The GNUTLS library is too old; found '%s', need '" GNUTLS_VERSION "'\n", gnutls_check_version(NULL));
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85 return EINVAL;
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86 } else {
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87 TRACE_DEBUG(INFO, "GNUTLS library '%s' initialized.", gnutls_check_version(NULL));
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88 }
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89
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90 /* Allow SIGINT and SIGTERM from this point */
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91 CHECK_POSIX( pthread_create(&sig_th, NULL, sig_hdl, NULL) );
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92
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93 /* Add definitions of the base protocol */
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94 CHECK_FCT( fd_dict_base_protocol(fd_g_config->cnf_dict) );
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95
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96 /* Initialize other modules */
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97 CHECK_FCT( fd_queues_init() );
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98 CHECK_FCT( fd_msg_init() );
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99 CHECK_FCT( fd_p_expi_init() );
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100
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101 /* Parse the configuration file */
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102 CHECK_FCT( fd_conf_parse() );
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103
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104 /* Load the dynamic extensions */
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105 CHECK_FCT( fd_ext_load() );
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106
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107 /* Start the peer state machines */
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108 CHECK_FCT( fd_psm_start() );
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109
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110 /* Now, just wait for events */
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111 TRACE_DEBUG(INFO, FD_PROJECT_BINARY " daemon initialized.");
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112 fd_conf_dump();
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113 while (1) {
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114 int code;
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115 CHECK_FCT_DO( fd_event_get(fd_g_config->cnf_main_ev, &code, NULL), break );
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116 switch (code) {
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117 case FDEV_DUMP_DICT:
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118 fd_dict_dump(fd_g_config->cnf_dict);
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119 break;
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120
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121 case FDEV_DUMP_EXT:
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122 fd_ext_dump();
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123 break;
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124
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125 case FDEV_DUMP_QUEUES:
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126 fd_fifo_dump(0, "Incoming messages", fd_g_incoming, fd_msg_dump_walk);
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127 fd_fifo_dump(0, "Outgoing messages", fd_g_outgoing, fd_msg_dump_walk);
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128 fd_fifo_dump(0, "Local messages", fd_g_local, fd_msg_dump_walk);
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129 break;
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130
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parents: 9
diff changeset
131 case FDEV_DUMP_CONFIG:
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
132 fd_conf_dump();
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
133 break;
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parents: 9
diff changeset
134
11
6576ef5e01eb Added some support for peers
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 10
diff changeset
135 case FDEV_DUMP_PEERS:
12
418d2ce80dc8 Added support in configuration file for peers declaration
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 11
diff changeset
136 fd_peer_dump_list(FULL);
11
6576ef5e01eb Added some support for peers
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 10
diff changeset
137 break;
10
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parents: 9
diff changeset
138
c5c99c73c2bf Added some extensions and functions in the daemon
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
139 case FDEV_TERMINATE:
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
140 ret = 0;
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
141 goto end;
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
142
c5c99c73c2bf Added some extensions and functions in the daemon
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
143 default:
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
144 TRACE_DEBUG(INFO, "Unexpected event in the daemon (%d), ignored.\n", code);
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
145 }
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
146 }
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
147
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
148 end:
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
149 TRACE_DEBUG(INFO, FD_PROJECT_BINARY " daemon is stopping...");
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
150
c5c99c73c2bf Added some extensions and functions in the daemon
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
151 /* cleanups */
14
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diff changeset
152 TODO("Stop dispatch thread(s) properly (no cancel yet)");
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diff changeset
153 CHECK_FCT_DO( fd_peer_fini(), /* Stop all connections */ );
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parents: 13
diff changeset
154 TODO("Stop dispatch & routing threads");
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
155 CHECK_FCT_DO( fd_ext_fini(), /* Cleaup all extensions */ );
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parents: 13
diff changeset
156 TODO("Cleanup queues (dump all remaining messages ?)");
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parents: 13
diff changeset
157
10
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
158 CHECK_FCT_DO( fd_thr_term(&sig_th), /* continue */ );
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
159
16
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
160 gnutls_global_deinit();
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parents: 14
diff changeset
161
10
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
162 return ret;
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
163 }
8
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parents: 3
diff changeset
164
14
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diff changeset
165 const char * fd_ev_str(int event)
8
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diff changeset
166 {
14
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parents: 13
diff changeset
167 switch (event) {
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parents: 13
diff changeset
168 #define case_str( _val )\
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diff changeset
169 case _val : return #_val
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parents: 13
diff changeset
170 case_str(FDEV_TERMINATE);
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parents: 13
diff changeset
171 case_str(FDEV_DUMP_DICT);
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parents: 13
diff changeset
172 case_str(FDEV_DUMP_EXT);
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parents: 13
diff changeset
173 case_str(FDEV_DUMP_QUEUES);
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parents: 13
diff changeset
174 case_str(FDEV_DUMP_CONFIG);
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parents: 13
diff changeset
175 case_str(FDEV_DUMP_PEERS);
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parents: 13
diff changeset
176
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parents: 13
diff changeset
177 default:
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diff changeset
178 TRACE_DEBUG(FULL, "Unknown event : %d", event);
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diff changeset
179 return "Unknown event";
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diff changeset
180 }
8
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parents: 3
diff changeset
181 }
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parents: 3
diff changeset
182
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diff changeset
183 /* Parse the command-line */
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parents: 3
diff changeset
184 static int main_cmdline(int argc, char *argv[])
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parents: 3
diff changeset
185 {
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parents: 3
diff changeset
186 int c;
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parents: 3
diff changeset
187 int option_index = 0;
16
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
188 char * locale;
8
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parents: 3
diff changeset
189
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parents: 3
diff changeset
190 struct option long_options[] = {
16
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
191 { "help", no_argument, NULL, 'h' },
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
192 { "version", no_argument, NULL, 'V' },
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
193 { "config", required_argument, NULL, 'c' },
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
194 { "debug", no_argument, NULL, 'd' },
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
195 { "quiet", no_argument, NULL, 'q' },
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
196 { "dbglocale", optional_argument, NULL, 'l' },
013ce9851131 Started including TLS code
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parents: 14
diff changeset
197 { NULL, 0, NULL, 0 }
8
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parents: 3
diff changeset
198 };
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parents: 3
diff changeset
199
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parents: 3
diff changeset
200 TRACE_ENTRY("%d %p", argc, argv);
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parents: 3
diff changeset
201
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parents: 3
diff changeset
202 /* Loop on arguments */
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parents: 3
diff changeset
203 while (1) {
16
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
204 c = getopt_long (argc, argv, "hVc:dql:", long_options, &option_index);
8
3e143f047f78 Backup for the week-end
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
205 if (c == -1)
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
206 break; /* Exit from the loop. */
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
207
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
208 switch (c) {
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
209 case 'h': /* Print help and exit. */
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
210 main_help();
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
211 exit(0);
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
212
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
213 case 'V': /* Print version and exit. */
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
214 main_version();
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
215 exit(0);
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
216
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
217 case 'c': /* Read configuration from this file instead of the default location.. */
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
218 CHECK_PARAMS( optarg );
10
c5c99c73c2bf Added some extensions and functions in the daemon
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 9
diff changeset
219 fd_g_config->cnf_file = optarg;
8
3e143f047f78 Backup for the week-end
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
220 break;
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
221
16
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
222 case 'l': /* Change the locale. */
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
223 locale = setlocale(LC_ALL, optarg?:"");
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
224 if (locale) {
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
225 TRACE_DEBUG(INFO, "Locale set to: %s", optarg ?: locale);
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
226 } else {
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
227 TRACE_DEBUG(INFO, "Unable to set locale (%s)", optarg);
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
228 return EINVAL;
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
229 }
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
230 break;
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
231
8
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parents: 3
diff changeset
232 case 'd': /* Increase verbosity of debug messages. */
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parents: 3
diff changeset
233 fd_g_debug_lvl++;
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parents: 3
diff changeset
234 break;
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parents: 3
diff changeset
235
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parents: 3
diff changeset
236 case 'q': /* Decrease verbosity then remove debug messages. */
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parents: 3
diff changeset
237 fd_g_debug_lvl--;
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parents: 3
diff changeset
238 break;
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parents: 3
diff changeset
239
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parents: 3
diff changeset
240 case '?': /* Invalid option. */
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
241 /* `getopt_long' already printed an error message. */
16
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
242 TRACE_DEBUG(INFO, "getopt_long found an invalid character");
8
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
243 return EINVAL;
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parents: 3
diff changeset
244
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diff changeset
245 default: /* bug: option not considered. */
16
013ce9851131 Started including TLS code
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 14
diff changeset
246 TRACE_DEBUG(INFO, "A command-line option is missing in parser: %c", c);
8
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Sebastien Decugis <sdecugis@nict.go.jp>
parents: 3
diff changeset
247 ASSERT(0);
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parents: 3
diff changeset
248 return EINVAL;
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parents: 3
diff changeset
249 }
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parents: 3
diff changeset
250 }
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parents: 3
diff changeset
251
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parents: 3
diff changeset
252 return 0;
14
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parents: 13
diff changeset
253 }
14cf6daf716d Some progress on peers module
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parents: 13
diff changeset
254
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
255 /* Display package version */
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
256 static void main_version_core(void)
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
257 {
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
258 printf("%s, version %d.%d.%d"
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
259 #ifdef HG_VERSION
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
260 " (r%s"
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
261 # ifdef PACKAGE_HG_REVISION
14cf6daf716d Some progress on peers module
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parents: 13
diff changeset
262 "/%s"
14cf6daf716d Some progress on peers module
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diff changeset
263 # endif /* PACKAGE_HG_VERSION */
14cf6daf716d Some progress on peers module
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parents: 13
diff changeset
264 ")"
14cf6daf716d Some progress on peers module
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parents: 13
diff changeset
265 #endif /* HG_VERSION */
14cf6daf716d Some progress on peers module
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parents: 13
diff changeset
266 "\n",
14cf6daf716d Some progress on peers module
Sebastien Decugis <sdecugis@nict.go.jp>
parents: 13
diff changeset
267 FD_PROJECT_NAME, FD_PROJECT_VERSION_MAJOR, FD_PROJECT_VERSION_MINOR, FD_PROJECT_VERSION_REV
14cf6daf716d Some progress on peers module
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parents: 13
diff changeset
268 #ifdef HG_VERSION
14cf6daf716d Some progress on peers module
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parents: 13
diff changeset
269 , HG_VERSION
14cf6daf716d Some progress on peers module
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parents: 13
diff changeset
270 # ifdef PACKAGE_HG_REVISION
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271 , PACKAGE_HG_REVISION
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272 # endif /* PACKAGE_HG_VERSION */
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273 #endif /* HG_VERSION */
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274 );
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275 }
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276
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277 /* Display package version and general info */
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278 static void main_version(void)
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279 {
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280 main_version_core();
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281 printf( "%s\n", FD_PROJECT_COPYRIGHT);
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282 printf( "\nSee " FD_PROJECT_NAME " homepage at http://aaa.koganei.wide.ad.jp/\n"
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283 " for information, updates and bug reports on this software.\n");
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284 }
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285
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286 /* Print command-line options */
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287 static void main_help( void )
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288 {
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289 main_version_core();
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290 printf( " This daemon is an implementation of the Diameter protocol\n"
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291 " used for Authentication, Authorization, and Accounting (AAA).\n");
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292 printf("\nUsage: " FD_PROJECT_BINARY " [OPTIONS]...\n");
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293 printf( " -h, --help Print help and exit\n"
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294 " -V, --version Print version and exit\n"
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295 " -c, --config=filename Read configuration from this file instead of the \n"
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296 " default location (%s).\n", DEFAULT_CONF_FILE);
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297 printf( "\nDebug:\n"
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298 " These options are mostly useful for developers\n"
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299 " -l, --dbglocale Set the locale for error messages\n"
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300 " -d, --debug Increase verbosity of debug messages\n"
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301 " -q, --quiet Decrease verbosity then remove debug messages\n");
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302 }
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303
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304 #ifdef HAVE_SIGNALENT_H
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305 const char *const signalstr[] = {
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306 # include "signalent.h"
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307 };
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308 const int nsignalstr = sizeof signalstr / sizeof signalstr[0];
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309 # define SIGNALSTR(sig) (((sig) < nsignalstr) ? signalstr[(sig)] : "unknown")
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310 #else /* HAVE_SIGNALENT_H */
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311 # define SIGNALSTR(sig) ("")
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312 #endif /* HAVE_SIGNALENT_H */
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313
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314 /* signal handler */
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315 static void * sig_hdl(void * arg)
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316 {
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317 sigset_t sig_main;
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318 int sig = 0;
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319
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320 TRACE_ENTRY();
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321 fd_log_threadname("Main signal handler");
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322
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323 sigemptyset(&sig_main);
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324 sigaddset(&sig_main, SIGINT);
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325 sigaddset(&sig_main, SIGTERM);
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326
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327 CHECK_SYS_DO( sigwait(&sig_main, &sig), TRACE_DEBUG(INFO, "Error in sigwait function") );
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328
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329 TRACE_DEBUG(INFO, "Received signal %s (%d), exiting", SIGNALSTR(sig), sig);
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330 CHECK_FCT_DO( fd_event_send(fd_g_config->cnf_main_ev, FDEV_TERMINATE, NULL), exit(2) );
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331 return NULL;
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332 }
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333
"Welcome to our mercurial repository"