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

   1 /*
   2  * Copyright (C) 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-only
   5  *
   6  */
   7
   8 #ifndef LTTNG_SESSIOND_CONFIG_H
   9 #define LTTNG_SESSIOND_CONFIG_H
  10
  11 #include <common/macros.h>
  12 #include <stdbool.h>
  13
  14 struct config_string {
  15         char *value;
  16         bool should_free;
  17 };
  18
  19 struct config_int_range {
  20         int begin, end;
  21 };
  22
  23 /* Config string takes ownership of value. */
  24 LTTNG_HIDDEN
  25 void config_string_set(struct config_string *string, char *value);
  26
  27 struct sessiond_config {
  28         int verbose;
  29         int verbose_consumer;
  30         /* Agent TCP port range for registration. Used by the agent thread. */
  31         struct config_int_range agent_tcp_port;
  32
  33         int event_notifier_buffer_size_kernel;
  34         int event_notifier_buffer_size_userspace;
  35         /* Socket timeout for receiving and sending (in seconds). */
  36         int app_socket_timeout;
  37
  38         bool quiet;
  39         bool no_kernel;
  40         bool background;
  41         bool daemonize;
  42         bool sig_parent;
  43
  44         struct config_string tracing_group_name;
  45
  46         struct config_string kmod_probes_list;
  47         struct config_string kmod_extra_probes_list;
  48
  49         struct config_string rundir;
  50
  51         /* Global application Unix socket path */
  52         struct config_string apps_unix_sock_path;
  53         /* Global client Unix socket path */
  54         struct config_string client_unix_sock_path;
  55         /* Global wait shm path for UST */
  56         struct config_string wait_shm_path;
  57         /* Global health check unix path */
  58         struct config_string health_unix_sock_path;
  59         /*
  60          * LTTNG_UST_CLOCK_PLUGIN environment variable to be passed to spawned
  61          * consumer daemons.
  62          */
  63         struct config_string lttng_ust_clock_plugin;
  64         struct config_string pid_file_path;
  65         struct config_string lock_file_path;
  66         struct config_string load_session_path;
  67         struct config_string agent_port_file_path;
  68
  69         struct config_string consumerd32_path;
  70         struct config_string consumerd32_bin_path;
  71         struct config_string consumerd32_lib_dir;
  72         struct config_string consumerd32_err_unix_sock_path;
  73         struct config_string consumerd32_cmd_unix_sock_path;
  74
  75         struct config_string consumerd64_path;
  76         struct config_string consumerd64_bin_path;
  77         struct config_string consumerd64_lib_dir;
  78         struct config_string consumerd64_err_unix_sock_path;
  79         struct config_string consumerd64_cmd_unix_sock_path;
  80
  81         struct config_string kconsumerd_path;
  82         struct config_string kconsumerd_err_unix_sock_path;
  83         struct config_string kconsumerd_cmd_unix_sock_path;
  84 };
  85
  86 /* Initialize the sessiond_config values to build-defaults. */
  87 LTTNG_HIDDEN
  88 int sessiond_config_init(struct sessiond_config *config);
  89
  90 /* Override sessiond_config values with values specified by the environment. */
  91 LTTNG_HIDDEN
  92 int sessiond_config_apply_env_config(struct sessiond_config *config);
  93
  94 LTTNG_HIDDEN
  95 void sessiond_config_fini(struct sessiond_config *config);
  96
  97 LTTNG_HIDDEN
  98 int sessiond_config_resolve_paths(struct sessiond_config *config);
  99
 100 LTTNG_HIDDEN
 101 void sessiond_config_log(struct sessiond_config *config);
 102
 103 #endif /* LTTNG_SESSIOND_CONFIG_H */