#include <stdio.h>
#include <stdlib.h>
-#include <jansson.h>
#include <argp.h>
#include <event2/event.h>
#include <talloc.h>
-#include <sys/time.h>
#include <signal.h>
-#include <pthread.h>
+#include <time.h>
#include <tid_internal.h>
+#include <mon_internal.h>
+#include <tr_mon.h>
#include <tr_tid.h>
#include <tr_trp.h>
#include <tr_config.h>
/***** command-line option handling / setup *****/
+static void print_version_info(void)
+{
+ printf("Moonshot Trust Router %s\n\n", PACKAGE_VERSION);
+}
+
/* Strip trailing / from a path name.*/
static void remove_trailing_slash(char *s) {
size_t n;
const char *argp_program_bug_address=PACKAGE_BUGREPORT; /* bug reporting address */
/* doc strings */
-static const char doc[]=PACKAGE_NAME " - Moonshot Trust Router";
+static const char doc[]=PACKAGE_NAME " - Moonshot Trust Router " PACKAGE_VERSION;
static const char arg_doc[]=""; /* string describing arguments, if any */
/* define the options here. Fields are:
* { long-name, short-name, variable name, options, help description } */
static const struct argp_option cmdline_options[] = {
{ "config-dir", 'c', "DIR", 0, "Specify configuration file location (default is current directory)"},
+ { "config-validate", 'C', NULL, 0, "Validate configuration files and exit"},
+ { "version", 1, NULL, 0, "Print version information and exit"},
{ NULL }
};
/* structure for communicating with option parser */
struct cmdline_args {
- char *config_dir;
+ int version_requested;
+ int validate_config_and_exit;
+ char *config_dir;
};
/* parser for individual options - fills in a struct cmdline_args */
struct cmdline_args *arguments=state->input;
switch (key) {
- case 'c':
- if (arg == NULL) {
- /* somehow we got called without an argument */
+ case 'c':
+ if (arg == NULL) {
+ /* somehow we got called without an argument */
+ return ARGP_ERR_UNKNOWN;
+ }
+ arguments->config_dir=arg;
+ break;
+
+ case 1:
+ arguments->version_requested=1;
+ break;
+
+ case 'C':
+ arguments->validate_config_and_exit=1;
+ break;
+
+ default:
return ARGP_ERR_UNKNOWN;
- }
- arguments->config_dir=arg;
- break;
-
- default:
- return ARGP_ERR_UNKNOWN;
}
return 0; /* success */
pthread_sigmask(SIG_BLOCK, &signals, NULL);
}
+/* Monitoring handlers */
+static MON_RC tr_handle_version(void *cookie, json_t **result_ptr)
+{
+ *result_ptr = json_string(PACKAGE_VERSION);
+ return (*result_ptr == NULL) ? MON_NOMEM : MON_SUCCESS;
+}
+
+static MON_RC tr_handle_uptime(void *cookie, json_t **result_ptr)
+{
+ time_t *start_time = cookie;
+ *result_ptr = json_integer(time(NULL) - (*start_time));
+ return (*result_ptr == NULL) ? MON_NOMEM : MON_SUCCESS;
+}
+
+static MON_RC tr_handle_show_rp_clients(void *cookie, json_t **response_ptr)
+{
+ TR_CFG_MGR *cfg_mgr = talloc_get_type_abort(cookie, TR_CFG_MGR);
+
+ *response_ptr = tr_rp_clients_to_json(cfg_mgr->active->rp_clients);
+ return (*response_ptr == NULL) ? MON_NOMEM : MON_SUCCESS;
+}
+
+static MON_RC tr_handle_show_cfg_serial(void *cookie, json_t **response_ptr)
+{
+ TR_CFG_MGR *cfg_mgr = talloc_get_type_abort(cookie, TR_CFG_MGR);
+
+ *response_ptr = tr_cfg_files_to_json_array(cfg_mgr->active);
+ return (*response_ptr == NULL) ? MON_NOMEM : MON_SUCCESS;
+}
+
+
+
int main(int argc, char *argv[])
{
TALLOC_CTX *main_ctx=NULL;
struct cmdline_args opts;
struct event_base *ev_base;
struct tr_socket_event tids_ev = {0};
+ struct event *tids_sweep_ev;
+ struct tr_socket_event mon_ev = {0};
struct event *cfgwatch_ev;
+ time_t start_time = time(NULL); /* TODO move this? */
+
configure_signals();
/* we're going to be multithreaded, so disable null context tracking */
/***** parse command-line arguments *****/
/* set defaults */
+ opts.version_requested=0;
+ opts.validate_config_and_exit=0;
opts.config_dir=".";
/* parse the command line*/
/* process options */
remove_trailing_slash(opts.config_dir);
+
+ /***** Print version info *****/
+ print_version_info();
+ if (opts.version_requested)
+ return 0; /* requested that we print version and exit */
+
/***** create a Trust Router instance *****/
if (NULL == (tr = tr_create(main_ctx))) {
tr_crit("Unable to create Trust Router instance, exiting.");
}
/***** initialize the trust path query server instance *****/
- if (NULL == (tr->tids = tids_create())) {
+ if (NULL == (tr->tids = tids_new(tr))) {
tr_crit("Error initializing Trust Path Query Server instance.");
return 1;
}
- talloc_steal(tr, tr->tids);
/***** initialize the trust router protocol server instance *****/
if (NULL == (tr->trps = trps_new(tr))) {
return 1;
}
+ /***** initialize the monitoring interface instance *****/
+ if (NULL == (tr->mons = mons_new(tr))) {
+ tr_crit("Error initializing monitoring interface instance.");
+ return 1;
+ }
+ /* Monitor our tids/trps instances */
+ tr->mons->tids = tr->tids;
+ tr->mons->trps = tr->trps;
+
+ /* Register monitoring handlers */
+ mons_register_handler(tr->mons, MON_CMD_SHOW, OPT_TYPE_SHOW_VERSION, tr_handle_version, NULL);
+ mons_register_handler(tr->mons, MON_CMD_SHOW, OPT_TYPE_SHOW_CONFIG_FILES, tr_handle_show_cfg_serial, tr->cfg_mgr);
+ mons_register_handler(tr->mons, MON_CMD_SHOW, OPT_TYPE_SHOW_UPTIME, tr_handle_uptime, &start_time);
+ mons_register_handler(tr->mons, MON_CMD_SHOW, OPT_TYPE_SHOW_RP_CLIENTS, tr_handle_show_rp_clients, tr->cfg_mgr);
+ tr_tid_register_mons_handlers(tr->tids, tr->mons);
+ tr_trp_register_mons_handlers(tr->trps, tr->mons);
+
/***** process configuration *****/
tr->cfgwatch=tr_cfgwatch_create(tr);
if (tr->cfgwatch == NULL) {
return 1;
}
+ /***** Exit here if we are just validating our configuration *****/
+ if (opts.validate_config_and_exit) {
+ printf("Valid configuration found in %s.\n", opts.config_dir);
+ return 0;
+ }
/***** Set up the event loop *****/
ev_base=tr_event_loop_init(); /* Set up the event loop */
if (ev_base==NULL) {
return 1;
}
- /*tr_status_event_init();*/ /* install status reporting events */
+ /* install monitoring interface events */
+ tr_debug("Initializing monitoring interface events.");
+ if (0 != tr_mons_event_init(ev_base, tr->mons, tr->cfg_mgr, &mon_ev)) {
+ tr_crit("Error initializing monitoring interface.");
+ return 1;
+ }
/* install TID server events */
tr_debug("Initializing TID server events.");
- if (0 != tr_tids_event_init(ev_base,
- tr->tids,
- tr->cfg_mgr,
- tr->trps,
- &tids_ev)) {
+ if (0 != tr_tids_event_init(ev_base, tr->tids, tr->cfg_mgr, tr->trps, &tids_ev, &tids_sweep_ev)) {
tr_crit("Error initializing Trust Path Query Server instance.");
return 1;
}
+ /* tell the trps which port the tid server listens on */
+ tr->trps->tids_port = tr->tids->tids_port;
+
/* install TRP handler events */
tr_debug("Initializing Dynamic Trust Router Protocol events.");
if (TRP_SUCCESS != tr_trps_event_init(ev_base, tr)) {