src/bin/lttng-sessiond/sessiond-config.h

   1 /*
   2  * Copyright (C) 2017 - Jérémie Galarneau <jeremie.galarneau@efficios.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License, version 2 only,
   6  * as published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  16  */
  17
  18 #ifndef LTTNG_SESSIOND_CONFIG_H
  19 #define LTTNG_SESSIOND_CONFIG_H
  20
  21 #include <common/macros.h>
  22 #include <stdbool.h>
  23
  24 struct config_string {
  25         char *value;
  26         bool should_free;
  27 };
  28
  29 /* Config string takes ownership of value. */
  30 LTTNG_HIDDEN
  31 void config_string_set(struct config_string *string, char *value);
  32
  33 struct sessiond_config {
  34         int verbose;
  35         int verbose_consumer;
  36         /* Agent TCP port for registration. Used by the agent thread. */
  37         int agent_tcp_port;
  38         /* Socket timeout for receiving and sending (in seconds). */
  39         int app_socket_timeout;
  40
  41         bool quiet;
  42         bool no_kernel;
  43         bool background;
  44         bool daemonize;
  45         bool sig_parent;
  46
  47         struct config_string tracing_group_name;
  48
  49         struct config_string kmod_probes_list;
  50         struct config_string kmod_extra_probes_list;
  51
  52         struct config_string rundir;
  53
  54         /* Global application Unix socket path */
  55         struct config_string apps_unix_sock_path;
  56         /* Global client Unix socket path */
  57         struct config_string client_unix_sock_path;
  58         /* Global wait shm path for UST */
  59         struct config_string wait_shm_path;
  60         /* Global health check unix path */
  61         struct config_string health_unix_sock_path;
  62         /*
  63          * LTTNG_UST_CLOCK_PLUGIN environment variable to be passed to spawned
  64          * consumer daemons.
  65          */
  66         struct config_string lttng_ust_clock_plugin;
  67         struct config_string pid_file_path;
  68         struct config_string lock_file_path;
  69         struct config_string load_session_path;
  70         struct config_string agent_port_file_path;
  71
  72         struct config_string consumerd32_path;
  73         struct config_string consumerd32_bin_path;
  74         struct config_string consumerd32_lib_dir;
  75         struct config_string consumerd32_err_unix_sock_path;
  76         struct config_string consumerd32_cmd_unix_sock_path;
  77
  78         struct config_string consumerd64_path;
  79         struct config_string consumerd64_bin_path;
  80         struct config_string consumerd64_lib_dir;
  81         struct config_string consumerd64_err_unix_sock_path;
  82         struct config_string consumerd64_cmd_unix_sock_path;
  83
  84         struct config_string kconsumerd_path;
  85         struct config_string kconsumerd_err_unix_sock_path;
  86         struct config_string kconsumerd_cmd_unix_sock_path;
  87 };
  88
  89 /* Initialize the sessiond_config values to build-defaults. */
  90 LTTNG_HIDDEN
  91 int sessiond_config_init(struct sessiond_config *config);
  92
  93 /* Override sessiond_config values with values specified by the environment. */
  94 LTTNG_HIDDEN
  95 int sessiond_config_apply_env_config(struct sessiond_config *config);
  96
  97 LTTNG_HIDDEN
  98 void sessiond_config_fini(struct sessiond_config *config);
  99
 100 LTTNG_HIDDEN
 101 int sessiond_config_resolve_paths(struct sessiond_config *config);
 102
 103 LTTNG_HIDDEN
 104 void sessiond_config_log(struct sessiond_config *config);
 105
 106 #endif /* LTTNG_SESSIOND_CONFIG_H */