/*
This file is part of GNUnet.
- (C) 2009 Christian Grothoff (and other contributing authors)
+ (C) 2009, 2012, 2013 Christian Grothoff (and other contributing authors)
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 2, or (at your
+ by the Free Software Foundation; either version 3, or (at your
option) any later version.
GNUnet is distributed in the hope that it will be useful, but
*/
#include "platform.h"
#include "gnunet_arm_service.h"
-#include "gnunet_client_lib.h"
#include "gnunet_constants.h"
-#include "gnunet_getopt_lib.h"
-#include "gnunet_program_lib.h"
-#include "gnunet_time_lib.h"
+#include "gnunet_util_lib.h"
/**
* Timeout for stopping services. Long to give some services a real chance.
*/
-#define STOP_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 360)
+#define STOP_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MINUTES, 1)
/**
- * Timeout for starting services, very short because of the strange way start works
- * (by checking if running before starting, so really this time is always waited on
- * startup (annoying)).
+ * Timeout for stopping ARM. Extra-long since ARM needs to stop everyone else.
*/
-#define START_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MILLISECONDS, 50)
+#define STOP_TIMEOUT_ARM GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MINUTES, 2)
/**
* Timeout for starting services, very short because of the strange way start works
* (by checking if running before starting, so really this time is always waited on
* startup (annoying)).
*/
-#define TEST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 2)
+#define START_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 1)
+
+/**
+ * Timeout for listing all running services.
+ */
+#define LIST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 2)
/**
* Set if we are to shutdown all services (including ARM).
*/
static int quiet;
+/**
+ * Monitor ARM activity.
+ */
+static int monitor;
+
+/**
+ * Set if we should print a list of currently running services.
+ */
+static int list;
+
/**
* Set to the name of a service to start.
*/
*/
static char *term;
-/**
- * Set to the name of a service to test.
- */
-static char *test;
-
/**
* Set to the name of the config file used.
*/
static struct GNUNET_ARM_Handle *h;
/**
- * Our scheduler.
+ * Monitor connection with ARM.
*/
-static struct GNUNET_SCHEDULER_Handle *sched;
+static struct GNUNET_ARM_MonitorHandle *m;
/**
* Our configuration.
*/
-const struct GNUNET_CONFIGURATION_Handle *cfg;
+static struct GNUNET_CONFIGURATION_Handle *cfg;
/**
* Processing stage that we are in. Simple counter.
*/
static unsigned int phase;
+/**
+ * User defined timestamp for completing operations.
+ */
+static struct GNUNET_TIME_Relative timeout;
+
+/**
+ * Do we want to give our stdout to gnunet-service-arm?
+ */
+static unsigned int no_stdout;
+
+/**
+ * Do we want to give our stderr to gnunet-service-arm?
+ */
+static unsigned int no_stderr;
+
+
+/**
+ * Attempts to delete configuration file and GNUNET_HOME
+ * on ARM shutdown provided the end and delete options
+ * were specified when gnunet-arm was run.
+ */
+static void
+delete_files ()
+{
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Will attempt to remove configuration file %s and service directory %s\n",
+ config_file, dir);
+
+ if (0 != UNLINK (config_file))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ _("Failed to remove configuration file %s\n"),
+ config_file);
+ }
+ if (GNUNET_OK != GNUNET_DISK_directory_remove (dir))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ _("Failed to remove servicehome directory %s\n"),
+ dir);
+
+ }
+}
+
/**
* Main continuation-passing-style loop. Runs the various
* @param tc context, unused
*/
static void
-cps_loop (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc);
+shutdown_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+ if (NULL != h)
+ {
+ GNUNET_ARM_disconnect_and_free (h);
+ h = NULL;
+ }
+ if (NULL != m)
+ {
+ GNUNET_ARM_monitor_disconnect_and_free (m);
+ m = NULL;
+ }
+ if ((GNUNET_YES == end) && (GNUNET_YES == delete))
+ delete_files ();
+ GNUNET_CONFIGURATION_destroy (cfg);
+ cfg = NULL;
+}
/**
- * Callback invoked with the status of the last operation. Reports to the
- * user and then runs the next phase in the FSM.
+ * Returns a string interpretation of 'rs'
*
- * @param cls pointer to "const char*" identifying service that was manipulated
- * @param success GNUNET_OK if service is now running, GNUNET_NO if not, GNUNET_SYSERR on error
+ * @param rs the request status from ARM
+ * @return a string interpretation of the request status
*/
-static void
-confirm_cb (void *cls, int success)
+static const char *
+req_string (enum GNUNET_ARM_RequestStatus rs)
{
- const char *service = cls;
- switch (success)
- {
- case GNUNET_OK:
- if (quiet != GNUNET_YES)
- fprintf(stdout, _("Service `%s' is now running.\n"), service);
- if ((phase - 1 != 2) && (phase - 1 != 3))
- {
- if (quiet != GNUNET_YES)
- fprintf(stdout, _("Failed to stop service `%s'!\n"), service);
- ret = 1;
- }
- break;
- case GNUNET_NO:
- if (quiet != GNUNET_YES)
- fprintf(stdout, _("Service `%s' is not running.\n"), service);
- if ((phase - 1 != 0) && (phase - 1 != 1))
- {
- if (quiet != GNUNET_YES)
- fprintf(stdout, _("Failed to start service `%s'!\n"), service);
- ret = 1;
- }
- break;
- case GNUNET_SYSERR:
- if (quiet != GNUNET_YES)
- fprintf(stdout,
- _("Some error communicating with service `%s'.\n"), service);
- ret = 1;
- break;
- }
+ switch (rs)
+ {
+ case GNUNET_ARM_REQUEST_SENT_OK:
+ return _("Message was sent successfully");
+ case GNUNET_ARM_REQUEST_CONFIGURATION_ERROR:
+ return _("Misconfiguration (can not connect to the ARM service)");
+ case GNUNET_ARM_REQUEST_DISCONNECTED:
+ return _("We disconnected from ARM before we could send a request");
+ case GNUNET_ARM_REQUEST_BUSY:
+ return _("ARM API is busy");
+ case GNUNET_ARM_REQUEST_TOO_LONG:
+ return _("Request does not fit into a message");
+ case GNUNET_ARM_REQUEST_TIMEOUT:
+ return _("Request timed out");
+ }
+ return _("Unknown request status");
+}
+
- GNUNET_SCHEDULER_add_continuation (sched,
- &cps_loop,
- NULL,
- GNUNET_SCHEDULER_REASON_PREREQ_DONE);
+/**
+ * Returns a string interpretation of the 'result'
+ *
+ * @param result the arm result
+ * @return a string interpretation
+ */
+static const char *
+ret_string (enum GNUNET_ARM_Result result)
+{
+ switch (result)
+ {
+ case GNUNET_ARM_RESULT_STOPPED:
+ return _("%s is stopped");
+ case GNUNET_ARM_RESULT_STARTING:
+ return _("%s is starting");
+ case GNUNET_ARM_RESULT_STOPPING:
+ return _("%s is stopping");
+ case GNUNET_ARM_RESULT_IS_STARTING_ALREADY:
+ return _("%s is starting already");
+ case GNUNET_ARM_RESULT_IS_STOPPING_ALREADY:
+ return _("%s is stopping already");
+ case GNUNET_ARM_RESULT_IS_STARTED_ALREADY:
+ return _("%s is started already");
+ case GNUNET_ARM_RESULT_IS_STOPPED_ALREADY:
+ return _("%s is stopped already");
+ case GNUNET_ARM_RESULT_IS_NOT_KNOWN:
+ return _("%s service is not known to ARM");
+ case GNUNET_ARM_RESULT_START_FAILED:
+ return _("%s service failed to start");
+ case GNUNET_ARM_RESULT_IN_SHUTDOWN:
+ return _("%s service cannot be started because ARM is shutting down");
+ }
+ return _("%.s Unknown result code.");
}
/**
- * Function called to confirm that a service is running (or that
- * it is not running).
+ * Main task that runs our various operations in order.
+ *
+ * @param cls closure
+ * @param tc scheudler context
+ */
+static void
+action_loop (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc);
+
+
+/**
+ * Function called whenever we connect to or disconnect from ARM.
+ * Termiantes the process if we fail to connect to the service on
+ * our first attempt.
*
- * @param cls pointer to "const char*" identifying service that was manipulated
- * @param tc reason determines if service is now running
+ * @param cls closure
+ * @param connected GNUNET_YES if connected, GNUNET_NO if disconnected,
+ * GNUNET_SYSERR on error.
*/
static void
-confirm_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+conn_status (void *cls,
+ int connected)
{
- const char *service = cls;
+ static int once;
- if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_PREREQ_DONE))
- {
- if (quiet != GNUNET_YES)
- fprintf(stdout, _("Service `%s' is running.\n"), service);
- }
- else
- {
- if (quiet != GNUNET_YES)
- fprintf(stdout, _("Service `%s' is not running.\n"), service);
- }
- GNUNET_SCHEDULER_add_continuation (sched,
- &cps_loop,
- NULL,
- GNUNET_SCHEDULER_REASON_PREREQ_DONE);
+ if ( (GNUNET_SYSERR == connected) &&
+ (0 == once) )
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ _("Fatal error initializing ARM API.\n"));
+ GNUNET_SCHEDULER_shutdown ();
+ return;
+ }
+ once = 1;
}
/**
- * Main function that will be run by the scheduler.
+ * We have requested ARM to be started, this function
+ * is called with the result of the operation. Informs the
+ * use of the result; on success, we continue with the event
+ * loop, on failure we terminate the process.
*
- * @param cls closure
- * @param s the scheduler to use
- * @param args remaining command-line arguments
- * @param cfgfile name of the configuration file used (for saving, can be NULL!)
- * @param c configuration
+ * @param cls closure unused
+ * @param rs what happened to our request
+ * @param service name of the service we tried to start ("arm")
+ * @param result if the request was processed, this is the result
+ * according to ARM
*/
static void
-run (void *cls,
- struct GNUNET_SCHEDULER_Handle *s,
- char *const *args,
- const char *cfgfile,
- const struct GNUNET_CONFIGURATION_Handle *c)
+start_callback (void *cls,
+ enum GNUNET_ARM_RequestStatus rs, const char *service,
+ enum GNUNET_ARM_Result result)
{
- sched = s;
- cfg = c;
- config_file = cfgfile;
- if (GNUNET_CONFIGURATION_get_value_string(cfg, "PATHS", "SERVICEHOME", &dir) != GNUNET_OK)
+ char *msg;
+
+ if (GNUNET_ARM_REQUEST_SENT_OK != rs)
{
- dir = NULL;
+ GNUNET_asprintf (&msg, "%s", _("Failed to start the ARM service: %s\n"));
+ FPRINTF (stdout, msg, req_string (rs));
+ GNUNET_free (msg);
+ GNUNET_SCHEDULER_shutdown ();
+ return;
}
+ if ( (GNUNET_ARM_RESULT_STARTING != result) &&
+ (GNUNET_ARM_RESULT_IS_STARTED_ALREADY != result) )
+ {
+ GNUNET_asprintf (&msg, "%s", _("Failed to start the ARM service: %s\n"));
+ FPRINTF (stdout, msg, ret_string (result));
+ GNUNET_free (msg);
+ GNUNET_SCHEDULER_shutdown ();
+ return;
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ARM service [re]start successful\n");
+ start = 0;
+ GNUNET_SCHEDULER_add_now (action_loop, NULL);
+}
- h = GNUNET_ARM_connect (cfg, sched, NULL);
- if (h == NULL)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Fatal error initializing ARM API.\n"));
- ret = 1;
- return;
- }
- GNUNET_SCHEDULER_add_continuation (sched,
- &cps_loop,
- NULL,
- GNUNET_SCHEDULER_REASON_PREREQ_DONE);
+
+/**
+ * We have requested ARM to be stopped, this function
+ * is called with the result of the operation. Informs the
+ * use of the result; on success, we continue with the event
+ * loop, on failure we terminate the process.
+ *
+ * @param cls closure unused
+ * @param rs what happened to our request
+ * @param service name of the service we tried to start ("arm")
+ * @param result if the request was processed, this is the result
+ * according to ARM
+ */
+static void
+stop_callback (void *cls,
+ enum GNUNET_ARM_RequestStatus rs, const char *service,
+ enum GNUNET_ARM_Result result)
+{
+ char *msg;
+
+ if (GNUNET_ARM_REQUEST_SENT_OK != rs)
+ {
+ GNUNET_asprintf (&msg, "%s",
+ _("Failed to send a stop request to the ARM service: %s\n"));
+ FPRINTF (stdout, msg, req_string (rs));
+ GNUNET_free (msg);
+ GNUNET_SCHEDULER_shutdown ();
+ return;
+ }
+ if ((GNUNET_ARM_RESULT_STOPPING != result) &&
+ (GNUNET_ARM_RESULT_STOPPED != result) &&
+ (GNUNET_ARM_RESULT_IS_STOPPED_ALREADY != result))
+ {
+ GNUNET_asprintf (&msg, "%s", _("Failed to stop the ARM service: %s\n"));
+ FPRINTF (stdout, msg, ret_string (result));
+ GNUNET_free (msg);
+ GNUNET_SCHEDULER_shutdown ();
+ return;
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "ARM service shutdown successful\n");
+ end = 0;
+ if (restart)
+ {
+ restart = 0;
+ start = 1;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Initiating an ARM restart\n");
+ }
+ GNUNET_SCHEDULER_add_now (&action_loop, NULL);
}
+
/**
- * Attempts to delete configuration file and SERVICEHOME
- * on arm shutdown provided the end and delete options
- * were specified when gnunet-arm was run.
+ * We have requested a service to be started, this function
+ * is called with the result of the operation. Informs the
+ * use of the result; on success, we continue with the event
+ * loop, on failure we terminate the process.
+ *
+ * @param cls closure unused
+ * @param rs what happened to our request
+ * @param service name of the service we tried to start
+ * @param result if the request was processed, this is the result
+ * according to ARM
*/
-static void delete_files()
+static void
+init_callback (void *cls,
+ enum GNUNET_ARM_RequestStatus rs, const char *service,
+ enum GNUNET_ARM_Result result)
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Will attempt to remove configuration file %s and service directory %s\n", config_file, dir);
+ char *msg;
- if (UNLINK(config_file) != 0)
+ if (GNUNET_ARM_REQUEST_SENT_OK != rs)
{
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- _("Failed to remove configuration file %s\n"), config_file);
+ GNUNET_asprintf (&msg, _("Failed to send a request to start the `%s' service: %%s\n"), init);
+ FPRINTF (stdout, msg, req_string (rs));
+ GNUNET_free (msg);
+ GNUNET_SCHEDULER_shutdown ();
+ return;
+ }
+ if ((GNUNET_ARM_RESULT_STARTING != result) &&
+ (GNUNET_ARM_RESULT_IS_STARTED_ALREADY != result))
+ {
+ GNUNET_asprintf (&msg, _("Failed to start the `%s' service: %s\n"),
+ init, ret_string (result));
+ FPRINTF (stdout, msg, service);
+ GNUNET_free (msg);
+ GNUNET_SCHEDULER_shutdown ();
+ return;
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Service %s [re]started successfully\n",
+ init);
+ init = NULL;
+ GNUNET_SCHEDULER_add_now (&action_loop, NULL);
+}
+
+
+/**
+ * We have requested a service to be stopped, this function
+ * is called with the result of the operation. Informs the
+ * use of the result; on success, we continue with the event
+ * loop, on failure we terminate the process.
+ *
+ * @param cls closure unused
+ * @param rs what happened to our request
+ * @param service name of the service we tried to start
+ * @param result if the request was processed, this is the result
+ * according to ARM
+ */
+static void
+term_callback (void *cls,
+ enum GNUNET_ARM_RequestStatus rs, const char *service,
+ enum GNUNET_ARM_Result result)
+{
+ char *msg;
+ if (GNUNET_ARM_REQUEST_SENT_OK != rs)
+ {
+ GNUNET_asprintf (&msg,
+ _("Failed to send a request to kill the `%s' service: %%s\n"),
+ term);
+ FPRINTF (stdout, msg, req_string (rs));
+ GNUNET_free (msg);
+ GNUNET_SCHEDULER_shutdown ();
+ return;
}
+ if ((GNUNET_ARM_RESULT_STOPPED != result) &&
+ (GNUNET_ARM_RESULT_IS_STOPPED_ALREADY != result))
+ {
+ GNUNET_asprintf (&msg,
+ _("Failed to kill the `%s' service: %s\n"),
+ term, ret_string (result));
+ FPRINTF (stdout, msg, service);
+ GNUNET_free (msg);
+ GNUNET_SCHEDULER_shutdown ();
+ return;
+ }
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Service %s stopped successfully\n", term);
+ term = NULL;
+ GNUNET_SCHEDULER_add_now (&action_loop, NULL);
+}
+
+
+/**
+ * Function called with the list of running services. Prints
+ * the list to stdout, then starts the event loop again.
+ * Prints an error message and terminates the process on errors.
+ *
+ * @param cls closure (unused)
+ * @param rs request status (success, failure, etc.)
+ * @param count number of services in the list
+ * @param list list of services that are running
+ */
+static void
+list_callback (void *cls,
+ enum GNUNET_ARM_RequestStatus rs, unsigned int count,
+ const char *const*list)
+{
+ unsigned int i;
- if (GNUNET_DISK_directory_remove(dir) != GNUNET_OK)
+ if (GNUNET_ARM_REQUEST_SENT_OK != rs)
{
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- _("Failed to remove servicehome directory %s\n"), dir);
+ char *msg;
+ GNUNET_asprintf (&msg, "%s", _("Failed to request a list of services: %s\n"));
+ FPRINTF (stdout, msg, req_string (rs));
+ GNUNET_free (msg);
+ GNUNET_SCHEDULER_shutdown ();
}
+ if (NULL == list)
+ {
+ FPRINTF (stderr, "%s", _("Error communicating with ARM. ARM not running?\n"));
+ GNUNET_SCHEDULER_shutdown ();
+ return;
+ }
+ FPRINTF (stdout, "%s", _("Running services:\n"));
+ for (i = 0; i < count; i++)
+ FPRINTF (stdout, "%s\n", list[i]);
+ GNUNET_SCHEDULER_add_now (&action_loop, NULL);
}
+
/**
- * Main continuation-passing-style loop. Runs the various
- * jobs that we've been asked to do in order.
+ * Main action loop. Runs the various jobs that we've been asked to
+ * do, in order.
*
* @param cls closure, unused
* @param tc context, unused
*/
static void
-cps_loop (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+action_loop (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
+ if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN))
+ return;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Running requested actions\n");
while (1)
+ {
+ switch (phase++)
{
- switch (phase++)
+ case 0:
+ if (NULL != term)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Termination action\n");
+ GNUNET_ARM_request_service_stop (h, term,
+ (0 == timeout.rel_value_us) ? STOP_TIMEOUT : timeout,
+ &term_callback, NULL);
+ return;
+ }
+ break;
+ case 1:
+ if (end || restart)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "End action\n");
+ GNUNET_ARM_request_service_stop (h, "arm",
+ (0 == timeout.rel_value_us) ? STOP_TIMEOUT_ARM : timeout,
+ &stop_callback, NULL);
+ return;
+ }
+ break;
+ case 2:
+ if (start)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Start action\n");
+ GNUNET_ARM_request_service_start (h, "arm",
+ (no_stdout ? 0 : GNUNET_OS_INHERIT_STD_OUT) |
+ (no_stderr ? 0 : GNUNET_OS_INHERIT_STD_ERR),
+ (0 == timeout.rel_value_us) ? START_TIMEOUT: timeout,
+ start_callback, NULL);
+ return;
+ }
+ break;
+ case 3:
+ if (NULL != init)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Initialization action\n");
+ GNUNET_ARM_request_service_start (h, init, GNUNET_OS_INHERIT_STD_NONE,
+ (0 == timeout.rel_value_us) ? STOP_TIMEOUT : timeout,
+ &init_callback, NULL);
+ return;
+ }
+ break;
+ case 4:
+ if (list)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Going to list all running services controlled by ARM.\n");
+ GNUNET_ARM_request_service_list (h,
+ (0 == timeout.rel_value_us) ? LIST_TIMEOUT : timeout,
+ &list_callback, &list);
+ return;
+ }
+ break;
+ case 5:
+ if (monitor)
{
- case 0:
- if (term != NULL)
- {
- GNUNET_ARM_stop_service (h, term, STOP_TIMEOUT, &confirm_cb, term);
- return;
- }
- break;
- case 1:
- if ((end) || (restart))
- {
- GNUNET_ARM_stop_service (h, "arm", STOP_TIMEOUT, &confirm_cb, "arm");
- return;
- }
- break;
- case 2:
- if (start)
- {
- GNUNET_ARM_start_service (h, "arm", START_TIMEOUT, &confirm_cb, "arm");
- return;
- }
- break;
- case 3:
- if (init != NULL)
- {
- GNUNET_ARM_start_service (h, init, START_TIMEOUT, &confirm_cb, init);
- return;
- }
- break;
- case 4:
- if (test != NULL)
- {
- GNUNET_CLIENT_service_test (sched, test, cfg, TEST_TIMEOUT, &confirm_task, test);
- return;
- }
- break;
- case 5:
- if (restart)
- {
- GNUNET_ARM_disconnect (h);
- phase = 0;
- end = 0;
- start = 1;
- restart = 0;
- h = GNUNET_ARM_connect (cfg, sched, NULL);
- if (h == NULL)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- _("Fatal error initializing ARM API.\n"));
- ret = 1;
- return;
- }
- GNUNET_SCHEDULER_add_now(sched, &cps_loop, NULL);
- return;
- }
- /* Fall through */
- default: /* last phase */
- GNUNET_ARM_disconnect (h);
- if ((end == GNUNET_YES) && (delete == GNUNET_YES))
- delete_files();
- return;
+ if (! quiet)
+ fprintf (stderr,
+ _("Now only monitoring, press CTRL-C to stop.\n"));
+ quiet = 0; /* does not make sense to stay quiet in monitor mode at this time */
+ return; /* done with tasks, just monitor */
}
+ break;
+ default: /* last phase */
+ GNUNET_SCHEDULER_shutdown ();
+ return;
+ }
+ }
+}
+
+
+/**
+ * Function called when a service starts or stops.
+ *
+ * @param cls closure
+ * @param service service name
+ * @param status status of the service
+ */
+static void
+srv_status (void *cls,
+ const char *service, enum GNUNET_ARM_ServiceStatus status)
+{
+ const char *msg;
+
+ switch (status)
+ {
+ case GNUNET_ARM_SERVICE_MONITORING_STARTED:
+ return; /* this should be done silently */
+ case GNUNET_ARM_SERVICE_STOPPED:
+ msg = _("Stopped %s.\n");
+ break;
+ case GNUNET_ARM_SERVICE_STARTING:
+ msg = _("Starting %s...\n");
+ break;
+ case GNUNET_ARM_SERVICE_STOPPING:
+ msg = _("Stopping %s...\n");
+ break;
+ default:
+ msg = NULL;
+ break;
+ }
+ if (! quiet)
+ {
+ if (NULL != msg)
+ FPRINTF (stderr, msg, service);
+ else
+ FPRINTF (stderr, _("Unknown status %u for service %s.\n"), status, service);
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got service %s status %d\n", service, (int) status);
+}
+
+
+/**
+ * Main function that will be run by the scheduler.
+ *
+ * @param cls closure
+ * @param args remaining command-line arguments
+ * @param cfgfile name of the configuration file used (for saving, can be NULL!)
+ * @param c configuration
+ */
+static void
+run (void *cls,
+ char *const *args,
+ const char *cfgfile,
+ const struct GNUNET_CONFIGURATION_Handle *c)
+{
+ char *armconfig;
+
+ cfg = GNUNET_CONFIGURATION_dup (c);
+ config_file = cfgfile;
+ if (GNUNET_OK !=
+ GNUNET_CONFIGURATION_get_value_string (cfg, "PATHS", "GNUNET_HOME", &dir))
+ {
+ GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR,
+ "PATHS", "GNUNET_HOME");
+ return;
+ }
+ if (NULL != cfgfile)
+ {
+ if (GNUNET_OK !=
+ GNUNET_CONFIGURATION_get_value_filename (cfg, "arm", "CONFIG",
+ &armconfig))
+ {
+ GNUNET_CONFIGURATION_set_value_string (cfg, "arm", "CONFIG",
+ cfgfile);
}
+ else
+ GNUNET_free (armconfig);
+ }
+ if (NULL == (h = GNUNET_ARM_connect (cfg, &conn_status, NULL)))
+ return;
+ if (monitor)
+ m = GNUNET_ARM_monitor (cfg, &srv_status, NULL);
+ GNUNET_SCHEDULER_add_now (&action_loop, NULL);
+ GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL,
+ &shutdown_task, NULL);
}
GNUNET_YES, &GNUNET_GETOPT_set_string, &term},
{'s', "start", NULL, gettext_noop ("start all GNUnet default services"),
GNUNET_NO, &GNUNET_GETOPT_set_one, &start},
- {'r', "restart", NULL, gettext_noop ("stop and start all GNUnet default services"),
+ {'r', "restart", NULL,
+ gettext_noop ("stop and start all GNUnet default services"),
GNUNET_NO, &GNUNET_GETOPT_set_one, &restart},
- {'t', "test", "SERVICE",
- gettext_noop ("test if a particular service is running"),
- GNUNET_YES, &GNUNET_GETOPT_set_string, &test},
- {'d', "delete", NULL, gettext_noop ("delete config file and directory on exit"),
+ {'d', "delete", NULL,
+ gettext_noop ("delete config file and directory on exit"),
GNUNET_NO, &GNUNET_GETOPT_set_one, &delete},
+ {'m', "monitor", NULL,
+ gettext_noop ("monitor ARM activities"),
+ GNUNET_NO, &GNUNET_GETOPT_set_one, &monitor},
{'q', "quiet", NULL, gettext_noop ("don't print status messages"),
GNUNET_NO, &GNUNET_GETOPT_set_one, &quiet},
+ {'T', "timeout", "MSECS",
+ gettext_noop ("timeout in MSECS milliseconds for completing current operation"),
+ GNUNET_YES, &GNUNET_GETOPT_set_relative_time, &timeout},
+ {'I', "info", NULL, gettext_noop ("list currently running services"),
+ GNUNET_NO, &GNUNET_GETOPT_set_one, &list},
+ {'O', "no-stdout", NULL, gettext_noop ("don't let gnunet-service-arm inherit standard output"),
+ GNUNET_NO, &GNUNET_GETOPT_set_one, &no_stdout},
+ {'E', "no-stderr", NULL, gettext_noop ("don't let gnunet-service-arm inherit standard error"),
+ GNUNET_NO, &GNUNET_GETOPT_set_one, &no_stderr},
GNUNET_GETOPT_OPTION_END
};
- return (GNUNET_OK ==
- GNUNET_PROGRAM_run (argc,
- argv,
- "gnunet-arm",
- gettext_noop
- ("Control services and the Automated Restart Manager (ARM)"),
- options, &run, NULL)) ? ret : 1;
+
+ if (GNUNET_OK != GNUNET_STRINGS_get_utf8_args (argc, argv, &argc, &argv))
+ return 2;
+
+ if (GNUNET_OK ==
+ GNUNET_PROGRAM_run (argc, argv, "gnunet-arm",
+ gettext_noop
+ ("Control services and the Automated Restart Manager (ARM)"),
+ options, &run, NULL))
+ {
+ GNUNET_free ((void *) argv);
+ return ret;
+ }
+ GNUNET_free ((void*) argv);
+ return 1;
}
/* end of gnunet-arm.c */