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38 #include <event2/event.h>
42 #include <tid_internal.h>
45 #include <tr_config.h>
47 #include <tr_cfgwatch.h>
51 #define TALLOC_DEBUG_ENABLE 1
53 /***** command-line option handling / setup *****/
55 static void print_version_info(void)
57 printf("Moonshot Trust Router %s\n\n", PACKAGE_VERSION);
60 /* Strip trailing / from a path name.*/
61 static void remove_trailing_slash(char *s) {
70 /* argp global parameters */
71 const char *argp_program_bug_address=PACKAGE_BUGREPORT; /* bug reporting address */
74 static const char doc[]=PACKAGE_NAME " - Moonshot Trust Router " PACKAGE_VERSION;
75 static const char arg_doc[]=""; /* string describing arguments, if any */
77 /* define the options here. Fields are:
78 * { long-name, short-name, variable name, options, help description } */
79 static const struct argp_option cmdline_options[] = {
80 { "config-dir", 'c', "DIR", 0, "Specify configuration file location (default is current directory)"},
81 { "version", 'v', NULL, 0, "Print version information and exit"},
85 /* structure for communicating with option parser */
87 int version_requested;
91 /* parser for individual options - fills in a struct cmdline_args */
92 static error_t parse_option(int key, char *arg, struct argp_state *state)
94 /* get a shorthand to the command line argument structure, part of state */
95 struct cmdline_args *arguments=state->input;
100 /* somehow we got called without an argument */
101 return ARGP_ERR_UNKNOWN;
103 arguments->config_dir=arg;
107 arguments->version_requested=1;
111 return ARGP_ERR_UNKNOWN;
114 return 0; /* success */
117 /* assemble the argp parser */
118 static struct argp argp = {cmdline_options, parse_option, arg_doc, doc};
121 /***** talloc error handling *****/
122 /* called when talloc tries to abort */
123 static void tr_abort(const char *reason)
125 tr_crit("tr_abort: Critical error, talloc aborted. Reason: %s", reason);
129 #if TALLOC_DEBUG_ENABLE
130 static void tr_talloc_log(const char *msg)
132 tr_debug("talloc: %s", msg);
134 #endif /* TALLOC_DEBUG_ENABLE */
136 static void configure_signals(void)
140 sigemptyset(&signals);
141 sigaddset(&signals, SIGPIPE);
142 pthread_sigmask(SIG_BLOCK, &signals, NULL);
145 int main(int argc, char *argv[])
147 TALLOC_CTX *main_ctx=NULL;
149 TR_INSTANCE *tr = NULL;
150 struct cmdline_args opts;
151 struct event_base *ev_base;
152 struct tr_socket_event tids_ev = {0};
153 // struct tr_socket_event mon_ev = {0};
154 struct event *cfgwatch_ev;
158 /* we're going to be multithreaded, so disable null context tracking */
159 talloc_set_abort_fn(tr_abort);
160 talloc_disable_null_tracking();
161 #if TALLOC_DEBUG_ENABLE
162 talloc_set_log_fn(tr_talloc_log);
163 #endif /* TALLOC_DEBUG_ENABLE */
164 main_ctx=talloc_new(NULL);
166 /* Use standalone logging */
169 /***** parse command-line arguments *****/
171 opts.version_requested=0;
174 /* parse the command line*/
175 argp_parse(&argp, argc, argv, 0, 0, &opts);
177 /* process options */
178 remove_trailing_slash(opts.config_dir);
181 /***** Print version info *****/
182 print_version_info();
183 if (opts.version_requested)
184 return 0; /* requested that we print version and exit */
186 /***** create a Trust Router instance *****/
187 if (NULL == (tr = tr_create(main_ctx))) {
188 tr_crit("Unable to create Trust Router instance, exiting.");
192 /***** initialize the trust path query server instance *****/
193 if (NULL == (tr->tids = tids_new(tr))) {
194 tr_crit("Error initializing Trust Path Query Server instance.");
198 /***** initialize the trust router protocol server instance *****/
199 if (NULL == (tr->trps = trps_new(tr))) {
200 tr_crit("Error initializing Trust Router Protocol Server instance.");
204 // /***** initialize the monitoring interface instance *****/
205 // if (NULL == (tr->mons = mons_new(tr))) {
206 // tr_crit("Error initializing monitoring interface instance.");
210 /***** process configuration *****/
211 tr->cfgwatch=tr_cfgwatch_create(tr);
212 if (tr->cfgwatch == NULL) {
213 tr_crit("Unable to create configuration watcher object, exiting.");
216 tr->cfgwatch->config_dir=opts.config_dir;
217 tr->cfgwatch->cfg_mgr=tr->cfg_mgr;
218 tr->cfgwatch->update_cb=tr_config_changed; /* handle configuration changes */
219 tr->cfgwatch->update_cookie=(void *)tr;
220 if (0 != tr_read_and_apply_config(tr->cfgwatch)) {
221 tr_crit("Error reading configuration, exiting.");
225 /***** Set up the event loop *****/
226 ev_base=tr_event_loop_init(); /* Set up the event loop */
228 tr_crit("Error initializing event loop.");
232 /* already set config_dir, fstat_list and n_files earlier */
233 if (0 != tr_cfgwatch_event_init(ev_base, tr->cfgwatch, &cfgwatch_ev)) {
234 tr_crit("Error initializing configuration file watcher.");
238 // /* install monitoring interface events */
239 // tr_debug("Initializing monitoring interface events.");
240 // if (0 != tr_mon_event_init(tr->mons, ev_base, &mon_ev)) {
241 // tr_crit("Error initializing monitoring interface.");
245 /* install TID server events */
246 tr_debug("Initializing TID server events.");
247 if (0 != tr_tids_event_init(ev_base,
252 tr_crit("Error initializing Trust Path Query Server instance.");
256 /* install TRP handler events */
257 tr_debug("Initializing Dynamic Trust Router Protocol events.");
258 if (TRP_SUCCESS != tr_trps_event_init(ev_base, tr)) {
259 tr_crit("Error initializing Trust Path Query Server instance.");
263 tr_debug("Starting event loop.");
264 tr_event_loop_run(ev_base); /* does not return until we are done */
266 tr_destroy(tr); /* thanks to talloc, should destroy everything */
268 talloc_free(main_ctx);