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
  24 struct lttng_ht *agent_apps_ht_by_sock = NULL;
  25
  26 struct lttng_kernel_tracer_version kernel_tracer_version;
  27 struct lttng_kernel_tracer_abi_version kernel_tracer_abi_version;
  28
  29 int kernel_poll_pipe[2] = { -1, -1 };
  30
  31 pid_t ppid;
  32 pid_t child_ppid;
  33
  34 struct sessiond_config config;
  35
  36 struct consumer_data kconsumer_data = {
  37         .type = LTTNG_CONSUMER_KERNEL,
  38         .err_sock = -1,
  39         .cmd_sock = -1,
  40         .channel_monitor_pipe = -1,
  41         .pid_mutex = PTHREAD_MUTEX_INITIALIZER,
  42         .lock = PTHREAD_MUTEX_INITIALIZER,
  43 };
  44
  45 struct consumer_data ustconsumer64_data = {
  46         .type = LTTNG_CONSUMER64_UST,
  47         .err_sock = -1,
  48         .cmd_sock = -1,
  49         .channel_monitor_pipe = -1,
  50         .pid_mutex = PTHREAD_MUTEX_INITIALIZER,
  51         .lock = PTHREAD_MUTEX_INITIALIZER,
  52 };
  53
  54 struct consumer_data ustconsumer32_data = {
  55         .type = LTTNG_CONSUMER32_UST,
  56         .err_sock = -1,
  57         .cmd_sock = -1,
  58         .channel_monitor_pipe = -1,
  59         .pid_mutex = PTHREAD_MUTEX_INITIALIZER,
  60         .lock = PTHREAD_MUTEX_INITIALIZER,
  61 };
  62
  63 enum consumerd_state ust_consumerd_state;
  64 enum consumerd_state kernel_consumerd_state;
  65
  66 static void __attribute__((constructor)) init_sessiond_uuid(void)
  67 {
  68         if (lttng_uuid_generate(sessiond_uuid)) {
  69                 ERR("Failed to generate a session daemon UUID");
  70                 abort();
  71         }
  72 }