src/bin/lttng-sessiond/globals.c

   1 /*
   2  * Copyright (C) 2011 David Goulet <david.goulet@polymtl.ca>
   3  * Copyright (C) 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   4  * Copyright (C) 2013 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   5  *
   6  * SPDX-License-Identifier: GPL-2.0-only
   7  *
   8  */
   9
  10 #include "lttng-sessiond.h"
  11 #include <common/uuid.h>
  12
  13 lttng_uuid sessiond_uuid;
  14
  15 int ust_consumerd64_fd = -1;
  16 int ust_consumerd32_fd = -1;
  17
  18 long page_size;
  19
  20 struct health_app *health_sessiond;
  21
  22 struct notification_thread_handle *notification_thread_handle;
  23 pthread_mutex_t notification_trigger_tokens_ht_lock = PTHREAD_MUTEX_INITIALIZER;
  24
  25 struct lttng_ht *agent_apps_ht_by_sock = NULL;
  26 struct lttng_ht *trigger_agents_ht_by_domain = NULL;
  27
  28 struct lttng_ht *registered_ust_event_rule = NULL;
  29
  30 struct lttng_kernel_tracer_version kernel_tracer_version;
  31 struct lttng_kernel_tracer_abi_version kernel_tracer_abi_version;
  32
  33 int kernel_poll_pipe[2] = { -1, -1 };
  34
  35 pid_t ppid;
  36 pid_t child_ppid;
  37
  38 struct sessiond_config config;
  39
  40 struct consumer_data kconsumer_data = {
  41         .type = LTTNG_CONSUMER_KERNEL,
  42         .err_sock = -1,
  43         .cmd_sock = -1,
  44         .channel_monitor_pipe = -1,
  45         .pid_mutex = PTHREAD_MUTEX_INITIALIZER,
  46         .lock = PTHREAD_MUTEX_INITIALIZER,
  47 };
  48
  49 struct consumer_data ustconsumer64_data = {
  50         .type = LTTNG_CONSUMER64_UST,
  51         .err_sock = -1,
  52         .cmd_sock = -1,
  53         .channel_monitor_pipe = -1,
  54         .pid_mutex = PTHREAD_MUTEX_INITIALIZER,
  55         .lock = PTHREAD_MUTEX_INITIALIZER,
  56 };
  57
  58 struct consumer_data ustconsumer32_data = {
  59         .type = LTTNG_CONSUMER32_UST,
  60         .err_sock = -1,
  61         .cmd_sock = -1,
  62         .channel_monitor_pipe = -1,
  63         .pid_mutex = PTHREAD_MUTEX_INITIALIZER,
  64         .lock = PTHREAD_MUTEX_INITIALIZER,
  65 };
  66
  67 enum consumerd_state ust_consumerd_state;
  68 enum consumerd_state kernel_consumerd_state;
  69
  70 static void __attribute__((constructor)) init_sessiond_uuid(void)
  71 {
  72         if (lttng_uuid_generate(sessiond_uuid)) {
  73                 ERR("Failed to generate a session daemon UUID");
  74                 abort();
  75         }
  76 }