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 struct config_int_range {
  30         int begin, end;
  31 };
  32
  33 /* Config string takes ownership of value. */
  34 LTTNG_HIDDEN
  35 void config_string_set(struct config_string *string, char *value);
  36
  37 struct sessiond_config {
  38         int verbose;
  39         int verbose_consumer;
  40         /* Agent TCP port range for registration. Used by the agent thread. */
  41         struct config_int_range agent_tcp_port;
  42         /* Socket timeout for receiving and sending (in seconds). */
  43         int app_socket_timeout;
  44
  45         bool quiet;
  46         bool no_kernel;
  47         bool background;
  48         bool daemonize;
  49         bool sig_parent;
  50
  51         struct config_string tracing_group_name;
  52
  53         struct config_string kmod_probes_list;
  54         struct config_string kmod_extra_probes_list;
  55
  56         struct config_string rundir;
  57
  58         /* Global application Unix socket path */
  59         struct config_string apps_unix_sock_path;
  60         /* Global client Unix socket path */
  61         struct config_string client_unix_sock_path;
  62         /* Global wait shm path for UST */
  63         struct config_string wait_shm_path;
  64         /* Global health check unix path */
  65         struct config_string health_unix_sock_path;
  66         /*
  67          * LTTNG_UST_CLOCK_PLUGIN environment variable to be passed to spawned
  68          * consumer daemons.
  69          */
  70         struct config_string lttng_ust_clock_plugin;
  71         struct config_string pid_file_path;
  72         struct config_string lock_file_path;
  73         struct config_string load_session_path;
  74         struct config_string agent_port_file_path;
  75
  76         struct config_string consumerd32_path;
  77         struct config_string consumerd32_bin_path;
  78         struct config_string consumerd32_lib_dir;
  79         struct config_string consumerd32_err_unix_sock_path;
  80         struct config_string consumerd32_cmd_unix_sock_path;
  81
  82         struct config_string consumerd64_path;
  83         struct config_string consumerd64_bin_path;
  84         struct config_string consumerd64_lib_dir;
  85         struct config_string consumerd64_err_unix_sock_path;
  86         struct config_string consumerd64_cmd_unix_sock_path;
  87
  88         struct config_string kconsumerd_path;
  89         struct config_string kconsumerd_err_unix_sock_path;
  90         struct config_string kconsumerd_cmd_unix_sock_path;
  91 };
  92
  93 /* Initialize the sessiond_config values to build-defaults. */
  94 LTTNG_HIDDEN
  95 int sessiond_config_init(struct sessiond_config *config);
  96
  97 /* Override sessiond_config values with values specified by the environment. */
  98 LTTNG_HIDDEN
  99 int sessiond_config_apply_env_config(struct sessiond_config *config);
 100
 101 LTTNG_HIDDEN
 102 void sessiond_config_fini(struct sessiond_config *config);
 103
 104 LTTNG_HIDDEN
 105 int sessiond_config_resolve_paths(struct sessiond_config *config);
 106
 107 LTTNG_HIDDEN
 108 void sessiond_config_log(struct sessiond_config *config);
 109
 110 #endif /* LTTNG_SESSIOND_CONFIG_H */