/*
This file is part of GNUnet.
- Copyright (C) 2009, 2010, 2011, 2015 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2009, 2010, 2011, 2015 GNUnet e.V.
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
/**
* ID of task called whenever we get a SIGCHILD.
*/
-static struct GNUNET_SCHEDULER_Task * child_death_task;
+static struct GNUNET_SCHEDULER_Task *child_death_task;
/**
* ID of task called whenever the timeout for restarting a child
* expires.
*/
-static struct GNUNET_SCHEDULER_Task * child_restart_task;
+static struct GNUNET_SCHEDULER_Task *child_restart_task;
/**
* Pipe used to communicate shutdown via signal.
{
char *loprefix;
char *options;
- char *optpos;
- char *optend;
- const char *next;
int use_debug;
- char b;
- char *val;
+ int is_simple_service;
struct ServiceListeningInfo *sli;
SOCKTYPE *lsocks;
unsigned int ls;
/* obtain configuration */
if (GNUNET_OK !=
- GNUNET_CONFIGURATION_get_value_string (cfg, sl->name, "PREFIX",
- &loprefix))
+ GNUNET_CONFIGURATION_get_value_string (cfg,
+ sl->name,
+ "PREFIX",
+ &loprefix))
loprefix = GNUNET_strdup (prefix_command);
if (GNUNET_OK !=
- GNUNET_CONFIGURATION_get_value_string (cfg, sl->name, "OPTIONS",
- &options))
+ GNUNET_CONFIGURATION_get_value_string (cfg,
+ sl->name,
+ "OPTIONS",
+ &options))
+ options = NULL;
+
+ {
+ char *new_options;
+ char *optpos;
+ char *fin_options;
+
+ fin_options = GNUNET_strdup (final_option);
+ /* replace '{}' with service name */
+ while (NULL != (optpos = strstr (fin_options, "{}")))
+ {
+ /* terminate string at opening parenthesis */
+ *optpos = 0;
+ GNUNET_asprintf (&new_options,
+ "%s%s%s",
+ fin_options,
+ sl->name,
+ optpos + 2);
+ GNUNET_free (fin_options);
+ fin_options = new_options;
+ }
+ if (NULL != options)
{
- options = GNUNET_strdup (final_option);
- if (NULL == strstr (options, "%"))
- {
- /* replace '{}' with service name */
- while (NULL != (optpos = strstr (options, "{}")))
- {
- optpos[0] = '%';
- optpos[1] = 's';
- GNUNET_asprintf (&optpos, options, sl->name);
- GNUNET_free (options);
- options = optpos;
- }
- /* replace '$PATH' with value associated with "PATH" */
- while (NULL != (optpos = strstr (options, "$")))
- {
- optend = optpos + 1;
- while (isupper ((unsigned char) *optend))
- optend++;
- b = *optend;
- if ('\0' == b)
- next = "";
- else
- next = optend + 1;
- *optend = '\0';
- if (GNUNET_OK !=
- GNUNET_CONFIGURATION_get_value_string (cfg, "PATHS",
- optpos + 1, &val))
- val = GNUNET_strdup ("");
- *optpos = '\0';
- GNUNET_asprintf (&optpos, "%s%s%c%s", options, val, b, next);
- GNUNET_free (options);
- GNUNET_free (val);
- options = optpos;
- }
- }
+ /* combine "fin_options" with "options" */
+ optpos = options;
+ GNUNET_asprintf (&options,
+ "%s %s",
+ fin_options,
+ optpos);
+ GNUNET_free (optpos);
}
- use_debug = GNUNET_CONFIGURATION_get_value_yesno (cfg, sl->name, "DEBUG");
-
- /* actually start process */
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Starting service `%s' using binary `%s' and configuration `%s'\n",
- sl->name, sl->binary, sl->config);
- binary = GNUNET_OS_get_libexec_binary_path (sl->binary);
- GNUNET_asprintf ("edbinary,
- "\"%s\"",
- binary);
+ else
+ {
+ /* only have "fin_options", use that */
+ options = fin_options;
+ }
+ }
+ options = GNUNET_CONFIGURATION_expand_dollar (cfg,
+ options);
+ use_debug = GNUNET_CONFIGURATION_get_value_yesno (cfg,
+ sl->name,
+ "DEBUG");
+ {
+ const char *service_type = NULL;
+ const char *choices[] = { "GNUNET", "SIMPLE", NULL };
+
+ is_simple_service = GNUNET_NO;
+ if ( (GNUNET_OK ==
+ GNUNET_CONFIGURATION_get_value_choice (cfg,
+ sl->name,
+ "TYPE",
+ choices,
+ &service_type)) &&
+ (0 == strcasecmp (service_type, "SIMPLE")) )
+ is_simple_service = GNUNET_YES;
+ }
GNUNET_assert (NULL == sl->proc);
- if (GNUNET_YES == use_debug)
+ if (GNUNET_YES == is_simple_service)
{
- if (NULL == sl->config)
- sl->proc =
- GNUNET_OS_start_process_s (sl->pipe_control,
- GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
- lsocks, loprefix, quotedbinary, "-L",
- "DEBUG", options, NULL);
- else
- sl->proc =
- GNUNET_OS_start_process_s (sl->pipe_control,
- GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
- lsocks, loprefix, quotedbinary, "-c",
- sl->config, "-L",
- "DEBUG", options, NULL);
+ /* A simple service will receive no GNUnet specific
+ command line options. */
+ binary = GNUNET_strdup (sl->binary);
+ binary = GNUNET_CONFIGURATION_expand_dollar (cfg, binary);
+ GNUNET_asprintf ("edbinary,
+ "\"%s\"",
+ sl->binary);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Starting simple service `%s' using binary `%s'\n",
+ sl->name, sl->binary);
+ /* FIXME: dollar expansion should only be done outside
+ * of ''-quoted strings, escaping should be considered. */
+ if (NULL != options)
+ options = GNUNET_CONFIGURATION_expand_dollar (cfg, options);
+ sl->proc =
+ GNUNET_OS_start_process_s (sl->pipe_control,
+ GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
+ lsocks,
+ loprefix,
+ quotedbinary,
+ options,
+ NULL);
}
else
{
- if (NULL == sl->config)
- sl->proc =
+ /* actually start process */
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Starting service `%s' using binary `%s' and configuration `%s'\n",
+ sl->name, sl->binary, sl->config);
+ binary = GNUNET_OS_get_libexec_binary_path (sl->binary);
+ GNUNET_asprintf ("edbinary,
+ "\"%s\"",
+ binary);
+
+ if (GNUNET_YES == use_debug)
+ {
+ if (NULL == sl->config)
+ sl->proc =
GNUNET_OS_start_process_s (sl->pipe_control,
GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
- lsocks, loprefix, quotedbinary,
- options, NULL);
+ lsocks,
+ loprefix,
+ quotedbinary,
+ "-L", "DEBUG",
+ options,
+ NULL);
+ else
+ sl->proc =
+ GNUNET_OS_start_process_s (sl->pipe_control,
+ GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
+ lsocks,
+ loprefix,
+ quotedbinary,
+ "-c", sl->config,
+ "-L", "DEBUG",
+ options,
+ NULL);
+ }
else
- sl->proc =
- GNUNET_OS_start_process_s (sl->pipe_control,
- GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
- lsocks, loprefix, quotedbinary, "-c",
- sl->config, options, NULL);
+ {
+ if (NULL == sl->config)
+ sl->proc =
+ GNUNET_OS_start_process_s (sl->pipe_control,
+ GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
+ lsocks,
+ loprefix,
+ quotedbinary,
+ options,
+ NULL);
+ else
+ sl->proc =
+ GNUNET_OS_start_process_s (sl->pipe_control,
+ GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
+ lsocks,
+ loprefix,
+ quotedbinary,
+ "-c", sl->config,
+ options,
+ NULL);
+ }
}
GNUNET_free (binary);
GNUNET_free (quotedbinary);
* create the service in order to relay the incoming connection to it
*
* @param cls callback data, `struct ServiceListeningInfo` describing a listen socket
- * @param tc context
*/
static void
-accept_connection (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+accept_connection (void *cls)
{
struct ServiceListeningInfo *sli = cls;
struct ServiceList *sl = sli->sl;
sli->accept_task = NULL;
GNUNET_assert (GNUNET_NO == in_shutdown);
- if (0 != (GNUNET_SCHEDULER_REASON_SHUTDOWN & tc->reason))
- return;
start_process (sl, NULL, 0);
}
sli->accept_task =
GNUNET_SCHEDULER_add_read_net (GNUNET_TIME_UNIT_FOREVER_REL, sock,
&accept_connection, sli);
- GNUNET_CONTAINER_DLL_insert (sl->listen_head, sl->listen_tail, sli);
+ GNUNET_CONTAINER_DLL_insert (sl->listen_head,
+ sl->listen_tail,
+ sli);
}
* Start a shutdown sequence.
*
* @param cls closure (refers to service)
- * @param tc task context
*/
static void
-trigger_shutdown (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+trigger_shutdown (void *cls)
{
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Triggering shutdown\n");
servicename);
if (0 == strcasecmp (servicename, "arm"))
{
- broadcast_status (servicename, GNUNET_ARM_SERVICE_STOPPING, NULL);
- signal_result (client, servicename, request_id, GNUNET_ARM_RESULT_STOPPING);
+ broadcast_status (servicename,
+ GNUNET_ARM_SERVICE_STOPPING, NULL);
+ signal_result (client,
+ servicename,
+ request_id,
+ GNUNET_ARM_RESULT_STOPPING);
GNUNET_SERVER_client_persist_ (client);
- GNUNET_SCHEDULER_add_now (trigger_shutdown, NULL);
+ GNUNET_SCHEDULER_add_now (&trigger_shutdown, NULL);
GNUNET_SERVER_receive_done (client, GNUNET_OK);
return;
}
sl = find_service (servicename);
if (sl == NULL)
{
- signal_result (client, servicename, request_id, GNUNET_ARM_RESULT_IS_NOT_KNOWN);
+ signal_result (client,
+ servicename,
+ request_id,
+ GNUNET_ARM_RESULT_IS_NOT_KNOWN);
GNUNET_SERVER_receive_done (client, GNUNET_OK);
return;
}
if (GNUNET_YES == in_shutdown)
{
/* shutdown in progress */
- signal_result (client, servicename, request_id, GNUNET_ARM_RESULT_IN_SHUTDOWN);
+ signal_result (client,
+ servicename,
+ request_id,
+ GNUNET_ARM_RESULT_IN_SHUTDOWN);
GNUNET_SERVER_receive_done (client, GNUNET_OK);
return;
}
if (NULL != sl->killing_client)
{
/* killing already in progress */
- signal_result (client, servicename, request_id,
+ signal_result (client,
+ servicename,
+ request_id,
GNUNET_ARM_RESULT_IS_STOPPING_ALREADY);
GNUNET_SERVER_receive_done (client, GNUNET_OK);
return;
if (NULL == sl->proc)
{
/* process is down */
- signal_result (client, servicename, request_id,
+ signal_result (client,
+ servicename,
+ request_id,
GNUNET_ARM_RESULT_IS_STOPPED_ALREADY);
GNUNET_SERVER_receive_done (client, GNUNET_OK);
return;
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Sending kill signal to service `%s', waiting for process to die.\n",
servicename);
- broadcast_status (servicename, GNUNET_ARM_SERVICE_STOPPING, NULL);
+ broadcast_status (servicename,
+ GNUNET_ARM_SERVICE_STOPPING,
+ NULL);
/* no signal_start - only when it's STOPPED */
sl->killed_at = GNUNET_TIME_absolute_get ();
if (0 != GNUNET_OS_process_kill (sl->proc, GNUNET_TERM_SIG))
* Task run for shutdown.
*
* @param cls closure, NULL if we need to self-restart
- * @param tc context
*/
static void
-shutdown_task (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+shutdown_task (void *cls)
{
struct ServiceList *pos;
struct ServiceList *nxt;
while (NULL != (sli = pos->listen_head))
{
GNUNET_CONTAINER_DLL_remove (pos->listen_head,
- pos->listen_tail, sli);
+ pos->listen_tail,
+ sli);
if (NULL != sli->accept_task)
{
GNUNET_SCHEDULER_cancel (sli->accept_task);
while (NULL != (pos = nxt))
{
nxt = pos->next;
- if (pos->proc != NULL)
+ if (NULL != pos->proc)
{
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Stopping service `%s'\n",
}
}
/* finally, should all service processes be already gone, terminate for real */
- if (running_head == NULL)
+ if (NULL == running_head)
do_shutdown ();
else
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
* Task run whenever it is time to restart a child that died.
*
* @param cls closure, always NULL
- * @param tc context
*/
static void
-delayed_restart_task (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+delayed_restart_task (void *cls)
+
{
struct ServiceList *sl;
struct GNUNET_TIME_Relative lowestRestartDelay;
struct ServiceListeningInfo *sli;
child_restart_task = NULL;
- if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN))
- return;
GNUNET_assert (GNUNET_NO == in_shutdown);
lowestRestartDelay = GNUNET_TIME_UNIT_FOREVER_REL;
/* accept was actually paused, so start it again */
sli->accept_task =
GNUNET_SCHEDULER_add_read_net
- (GNUNET_TIME_UNIT_FOREVER_REL, sli->listen_socket,
+ (GNUNET_TIME_UNIT_FOREVER_REL,
+ sli->listen_socket,
&accept_connection, sli);
}
}
* process died).
*
* @param cls closure, NULL if we need to self-restart
- * @param tc context
*/
static void
-maint_child_death (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+maint_child_death (void *cls)
{
struct ServiceList *pos;
struct ServiceList *next;
unsigned long statusCode;
const struct GNUNET_DISK_FileHandle *pr;
- pr = GNUNET_DISK_pipe_handle (sigpipe, GNUNET_DISK_PIPE_END_READ);
+ pr = GNUNET_DISK_pipe_handle (sigpipe,
+ GNUNET_DISK_PIPE_END_READ);
child_death_task = NULL;
- if (0 == (tc->reason & GNUNET_SCHEDULER_REASON_READ_READY))
- {
- /* shutdown scheduled us, ignore! */
- child_death_task =
- GNUNET_SCHEDULER_add_read_file (GNUNET_TIME_UNIT_FOREVER_REL,
- pr,
- &maint_child_death,
- NULL);
- return;
- }
/* consume the signal */
GNUNET_break (0 < GNUNET_DISK_file_read (pr, &c, sizeof (c)));
if ( (GNUNET_OS_PROCESS_EXITED == statusType) ||
(GNUNET_OS_PROCESS_SIGNALED == statusType) )
{
+ double utime = ru.ru_utime.tv_sec + (ru.ru_utime.tv_usec / 10e6);
+ double stime = ru.ru_stime.tv_sec + (ru.ru_stime.tv_usec / 10e6);
fprintf (wait_file,
- "%s(%u) %llu.%llu %llu.%llu %llu %llu %llu %llu %llu\n",
+ "%s(%u) %.3f %.3f %llu %llu %llu %llu %llu\n",
pos->binary,
(unsigned int) pid,
- (unsigned long long) ru.ru_utime.tv_sec,
- (unsigned long long) ru.ru_utime.tv_usec,
- (unsigned long long) ru.ru_stime.tv_sec,
- (unsigned long long) ru.ru_stime.tv_usec,
+ utime,
+ stime,
(unsigned long long) ru.ru_maxrss,
(unsigned long long) ru.ru_inblock,
(unsigned long long) ru.ru_oublock,
}
else
{
- if (0 == (tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN))
- GNUNET_log (GNUNET_ERROR_TYPE_INFO,
- _("Service `%s' terminated with status %s/%d, will restart in %s\n"),
- pos->name,
- statstr,
- statcode,
- GNUNET_STRINGS_relative_time_to_string (pos->backoff,
- GNUNET_YES));
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ _("Service `%s' terminated with status %s/%d, will restart in %s\n"),
+ pos->name,
+ statstr,
+ statcode,
+ GNUNET_STRINGS_relative_time_to_string (pos->backoff,
+ GNUNET_YES));
/* schedule restart */
pos->restart_at = GNUNET_TIME_relative_to_absolute (pos->backoff);
pos->backoff = GNUNET_TIME_STD_BACKOFF (pos->backoff);
if (( (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_filename (cfg, section,
"CONFIG",
- &config)) &&
+ &config)) &&
(GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_filename (cfg,
"PATHS",
#if WINDOWS
sl->pipe_control = GNUNET_YES;
#else
- if (GNUNET_CONFIGURATION_have_value (cfg, section, "PIPECONTROL"))
- sl->pipe_control = GNUNET_CONFIGURATION_get_value_yesno (cfg, section, "PIPECONTROL");
+ if (GNUNET_CONFIGURATION_have_value (cfg,
+ section,
+ "PIPECONTROL"))
+ sl->pipe_control = GNUNET_CONFIGURATION_get_value_yesno (cfg,
+ section,
+ "PIPECONTROL");
#endif
GNUNET_CONTAINER_DLL_insert (running_head,
running_tail,
cfg = c;
server = serv;
GNUNET_assert (NULL != serv);
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL,
- &shutdown_task,
- NULL);
+ GNUNET_SCHEDULER_add_shutdown (&shutdown_task,
+ NULL);
child_death_task =
GNUNET_SCHEDULER_add_read_file (GNUNET_TIME_UNIT_FOREVER_REL,
GNUNET_DISK_pipe_handle (sigpipe,
}
#endif
if (GNUNET_OK !=
- GNUNET_CONFIGURATION_get_value_string (cfg, "ARM", "GLOBAL_PREFIX",
- &prefix_command))
+ GNUNET_CONFIGURATION_get_value_string (cfg,
+ "ARM",
+ "GLOBAL_PREFIX",
+ &prefix_command))
prefix_command = GNUNET_strdup ("");
if (GNUNET_OK !=
- GNUNET_CONFIGURATION_get_value_string (cfg, "ARM", "GLOBAL_POSTFIX",
- &final_option))
+ GNUNET_CONFIGURATION_get_value_string (cfg,
+ "ARM",
+ "GLOBAL_POSTFIX",
+ &final_option))
final_option = GNUNET_strdup ("");
if (GNUNET_YES ==
- GNUNET_CONFIGURATION_get_value_yesno (cfg, "ARM", "USER_ONLY"))
+ GNUNET_CONFIGURATION_get_value_yesno (cfg,
+ "ARM",
+ "USER_ONLY"))
{
GNUNET_break (GNUNET_YES == start_user);
start_system = GNUNET_NO;
}
if (GNUNET_YES ==
- GNUNET_CONFIGURATION_get_value_yesno (cfg, "ARM", "SYSTEM_ONLY"))
+ GNUNET_CONFIGURATION_get_value_yesno (cfg,
+ "ARM",
+ "SYSTEM_ONLY"))
{
GNUNET_break (GNUNET_YES == start_system);
start_user = GNUNET_NO;