X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fdefaults.h;h=1e4b7fac7ab7d5d500ddd84985b76051dfefef49;hp=8bb1190e7e8887b12014b49ec0c6087f11d72909;hb=d42266a417afa6e8ca6024590b8282002aebca07;hpb=38ee087f699718e57d1bc5614c2f79c3c30ccca9 diff --git a/src/common/defaults.h b/src/common/defaults.h index 8bb1190e7..1e4b7fac7 100644 --- a/src/common/defaults.h +++ b/src/common/defaults.h @@ -1,30 +1,37 @@ /* - * Copyright (C) 2011 - David Goulet - * Mathieu Desnoyers + * Copyright (C) 2011 David Goulet + * Copyright (C) 2011 Mathieu Desnoyers + * Copyright (C) 2015 Jérémie Galarneau * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2 only, - * as published by the Free Software Foundation. + * SPDX-License-Identifier: GPL-2.0-only * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #ifndef _DEFAULTS_H #define _DEFAULTS_H +#include +#include + /* Default unix group name for tracing. */ #define DEFAULT_TRACING_GROUP "tracing" +/* + * This value is defined in the CTF specification (see + * git://git.efficios.com/ctf.git in the file + * common-trace-format-specification.txt. + */ +#define DEFAULT_METADATA_NAME "metadata" + /* Environment variable to set session daemon binary path. */ #define DEFAULT_SESSIOND_PATH_ENV "LTTNG_SESSIOND_PATH" +/* Environment variable to set man pager binary path. */ +#define DEFAULT_MAN_BIN_PATH_ENV "LTTNG_MAN_BIN_PATH" + +/* Default man pager binary path. */ +#define DEFAULT_MAN_BIN_PATH "/usr/bin/man" + /* Default trace output directory name */ #define DEFAULT_TRACE_DIR_NAME "lttng-traces" @@ -37,12 +44,13 @@ #define DEFAULT_GLOBAL_APPS_PIPE DEFAULT_UST_SOCK_DIR "/global" #define DEFAULT_TRACE_OUTPUT DEFAULT_HOME_DIR "/lttng" -#define DEFAULT_GLOBAL_APPS_WAIT_SHM_PATH "/lttng-ust-apps-wait" -#define DEFAULT_HOME_APPS_WAIT_SHM_PATH "/lttng-ust-apps-wait-%u" - /* Default directory where the trace are written in per domain */ -#define DEFAULT_KERNEL_TRACE_DIR "/kernel" -#define DEFAULT_UST_TRACE_DIR "/ust" +#define DEFAULT_KERNEL_TRACE_DIR "kernel" +#define DEFAULT_UST_TRACE_DIR "ust" + +/* Subpath for per PID or UID sessions. */ +#define DEFAULT_UST_TRACE_PID_PATH "pid" +#define DEFAULT_UST_TRACE_UID_PATH "uid/%d/%u-bit" /* * Default session name for the lttng command line. This default value will @@ -50,6 +58,9 @@ */ #define DEFAULT_SESSION_NAME "auto" +/* Default consumer paths */ +#define DEFAULT_CONSUMERD_FILE "lttng-consumerd" + /* Default consumer paths */ #define DEFAULT_CONSUMERD_RUNDIR "%s" @@ -68,18 +79,91 @@ #define DEFAULT_USTCONSUMERD32_CMD_SOCK_PATH DEFAULT_USTCONSUMERD32_PATH "/command" #define DEFAULT_USTCONSUMERD32_ERR_SOCK_PATH DEFAULT_USTCONSUMERD32_PATH "/error" +/* Relayd path */ +#define DEFAULT_RELAYD_RUNDIR "%s" +#define DEFAULT_RELAYD_PATH DEFAULT_RELAYD_RUNDIR "/relayd" + +#define DEFAULT_RELAYD_MIN_FD_POOL_SIZE 100 +/* + * The file descriptor pool size needs a reserve buffer to accommodates the + * indirect use of short-lived file descriptors. For instance, glibc will + * create a socket (and thus, use an fd) during calls to gethostname() or + * when querying the user's group. Other calls also probably make use of + * short-lived FDs. + * + * The theoritical maximal reserve corresponds to the number of threads as, + * in the worst case, they could all be making such calls. + * + * This value must be less than DEFAULT_RELAYD_MIN_FD_POOL_SIZE. + */ +#define DEFAULT_RELAYD_FD_POOL_SIZE_RESERVE 10 /* Default lttng run directory */ -#define DEFAULT_LTTNG_RUNDIR "/var/run/lttng" +#define DEFAULT_LTTNG_HOME_ENV_VAR "LTTNG_HOME" +#define DEFAULT_LTTNG_FALLBACK_HOME_ENV_VAR "HOME" +#define DEFAULT_LTTNG_RUNDIR CONFIG_LTTNG_SYSTEM_RUNDIR #define DEFAULT_LTTNG_HOME_RUNDIR "%s/.lttng" +#define DEFAULT_LTTNG_SESSIOND_PIDFILE "lttng-sessiond.pid" +#define DEFAULT_LTTNG_SESSIOND_AGENTPORT_FILE "agent.port" +#define DEFAULT_LTTNG_SESSIOND_LOCKFILE "lttng-sessiond.lck" + +/* Default probes list */ +#define DEFAULT_LTTNG_KMOD_PROBES "LTTNG_KMOD_PROBES" + +/* Default extra probes list */ +#define DEFAULT_LTTNG_EXTRA_KMOD_PROBES "LTTNG_EXTRA_KMOD_PROBES" /* Default unix socket path */ -#define DEFAULT_GLOBAL_CLIENT_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/client-lttng-sessiond" -#define DEFAULT_GLOBAL_APPS_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/apps-lttng-sessiond" -#define DEFAULT_HOME_APPS_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/apps-lttng-sessiond" -#define DEFAULT_HOME_CLIENT_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/client-lttng-sessiond" -#define DEFAULT_GLOBAL_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/health.sock" -#define DEFAULT_HOME_HEALTH_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/health.sock" +#define DEFAULT_GLOBAL_CLIENT_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/client-lttng-sessiond" +#define DEFAULT_HOME_CLIENT_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/client-lttng-sessiond" +#define DEFAULT_GLOBAL_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/sessiond-health" +#define DEFAULT_HOME_HEALTH_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/sessiond-health" +#define DEFAULT_GLOBAL_NOTIFICATION_CHANNEL_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/sessiond-notification" +#define DEFAULT_HOME_NOTIFICATION_CHANNEL_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/sessiond-notification" + +/* Default consumer health unix socket path */ +#define DEFAULT_GLOBAL_USTCONSUMER32_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/ustconsumerd32/health" +#define DEFAULT_HOME_USTCONSUMER32_HEALTH_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/ustconsumerd32/health" +#define DEFAULT_GLOBAL_USTCONSUMER64_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/ustconsumerd64/health" +#define DEFAULT_HOME_USTCONSUMER64_HEALTH_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/ustconsumerd64/health" +#define DEFAULT_GLOBAL_KCONSUMER_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/kconsumerd/health" +#define DEFAULT_HOME_KCONSUMER_HEALTH_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/kconsumerd/health" + +/* Default relay health unix socket path */ +#define DEFAULT_GLOBAL_RELAY_HEALTH_UNIX_SOCK DEFAULT_LTTNG_RUNDIR "/relayd/health-%d" +#define DEFAULT_HOME_RELAY_HEALTH_UNIX_SOCK DEFAULT_LTTNG_HOME_RUNDIR "/relayd/health-%d" + +/* Default daemon configuration file path */ +#define DEFAULT_SYSTEM_CONFIGPATH CONFIG_LTTNG_SYSTEM_CONFIGDIR \ + "/lttng" + +#define DEFAULT_DAEMON_CONFIG_FILE "lttng.conf" +#define DEFAULT_DAEMON_HOME_CONFIGPATH DEFAULT_LTTNG_HOME_RUNDIR "/" \ + DEFAULT_DAEMON_CONFIG_FILE +#define DEFAULT_DAEMON_SYSTEM_CONFIGPATH DEFAULT_SYSTEM_CONFIGPATH "/" \ + DEFAULT_DAEMON_CONFIG_FILE + +/* Default session configuration file path */ +#define DEFAULT_SESSION_PATH "sessions" +/* Auto load session in that directory. */ +#define DEFAULT_SESSION_CONFIG_AUTOLOAD "auto" +#define DEFAULT_SESSION_HOME_CONFIGPATH DEFAULT_LTTNG_HOME_RUNDIR "/" \ + DEFAULT_SESSION_PATH +#define DEFAULT_SESSION_SYSTEM_CONFIGPATH DEFAULT_SYSTEM_CONFIGPATH "/" \ + DEFAULT_SESSION_PATH +#define DEFAULT_SESSION_CONFIG_FILE_EXTENSION ".lttng" +#define DEFAULT_SESSION_CONFIG_XSD_FILENAME "session.xsd" +#define DEFAULT_SESSION_CONFIG_XSD_PATH CONFIG_LTTNG_SYSTEM_DATADIR "/xml/lttng/" +#define DEFAULT_SESSION_CONFIG_XSD_PATH_ENV "LTTNG_SESSION_CONFIG_XSD_PATH" + +#define DEFAULT_GLOBAL_APPS_UNIX_SOCK \ + DEFAULT_LTTNG_RUNDIR "/" LTTNG_UST_SOCK_FILENAME +#define DEFAULT_HOME_APPS_UNIX_SOCK \ + DEFAULT_LTTNG_HOME_RUNDIR "/" LTTNG_UST_SOCK_FILENAME +#define DEFAULT_GLOBAL_APPS_WAIT_SHM_PATH \ + "/" LTTNG_UST_WAIT_FILENAME +#define DEFAULT_HOME_APPS_WAIT_SHM_PATH \ + DEFAULT_GLOBAL_APPS_WAIT_SHM_PATH "-%d" /* * Value taken from the hard limit allowed by the kernel when using setrlimit @@ -87,40 +171,91 @@ */ #define DEFAULT_POLL_SIZE 65535 +/* + * Format is %s_%d respectively channel name and CPU number. Eigth bytes + * are added here to add space for the CPU number. I guess 2^8 CPUs is more + * than enough. We might end up with quantum computing in a cell phone when + * reaching this limit. + */ +#define DEFAULT_STREAM_NAME_LEN LTTNG_SYMBOL_NAME_LEN + 8 + /* Default channel attributes */ #define DEFAULT_CHANNEL_NAME "channel0" -#define DEFAULT_CHANNEL_OVERWRITE 0 /* usec */ -/* DEFAULT_CHANNEL_SUBBUF_SIZE must always be a power of 2 */ -#define DEFAULT_CHANNEL_SUBBUF_SIZE 4096 /* bytes */ -/* DEFAULT_CHANNEL_SUBBUF_NUM must always be a power of 2 */ -#define DEFAULT_CHANNEL_SUBBUF_NUM 4 -#define DEFAULT_CHANNEL_SWITCH_TIMER 0 /* usec */ -#define DEFAULT_CHANNEL_READ_TIMER 200 /* usec */ -#define DEFAULT_CHANNEL_OUTPUT LTTNG_EVENT_MMAP - -#define DEFAULT_METADATA_SUBBUF_SIZE 4096 -#define DEFAULT_METADATA_SUBBUF_NUM 2 +/* Default JUL domain channel name. */ +#define DEFAULT_JUL_CHANNEL_NAME "lttng_jul_channel" +/* Default JUL tracepoint name. This is a wildcard for the JUL domain. */ +#define DEFAULT_JUL_EVENT_COMPONENT "lttng_jul" +#define DEFAULT_JUL_EVENT_NAME DEFAULT_JUL_EVENT_COMPONENT ":*" + +/* Default log4j domain channel name. */ +#define DEFAULT_LOG4J_CHANNEL_NAME "lttng_log4j_channel" +/* Default log4j tracepoint name. This is a wildcard for the log4j domain. */ +#define DEFAULT_LOG4J_EVENT_COMPONENT "lttng_log4j" +#define DEFAULT_LOG4J_EVENT_NAME DEFAULT_LOG4J_EVENT_COMPONENT ":*" + +/* Default Python domain channel name. */ +#define DEFAULT_PYTHON_CHANNEL_NAME "lttng_python_channel" +/* Default Python tracepoint name. This is a wildcard for the python domain. */ +#define DEFAULT_PYTHON_EVENT_COMPONENT "lttng_python" +#define DEFAULT_PYTHON_EVENT_NAME DEFAULT_PYTHON_EVENT_COMPONENT ":*" + +#define DEFAULT_CHANNEL_OVERWRITE -1 +#define DEFAULT_CHANNEL_TRACEFILE_SIZE CONFIG_DEFAULT_CHANNEL_TRACEFILE_SIZE +#define DEFAULT_CHANNEL_TRACEFILE_COUNT CONFIG_DEFAULT_CHANNEL_TRACEFILE_COUNT + +#define _DEFAULT_CHANNEL_SUBBUF_SIZE CONFIG_DEFAULT_CHANNEL_SUBBUF_SIZE +#define _DEFAULT_CHANNEL_OUTPUT LTTNG_EVENT_MMAP + +/* Metadata channel defaults. */ +#define DEFAULT_METADATA_SUBBUF_SIZE CONFIG_DEFAULT_METADATA_SUBBUF_SIZE +#define DEFAULT_METADATA_SUBBUF_NUM CONFIG_DEFAULT_METADATA_SUBBUF_NUM +#define DEFAULT_METADATA_CACHE_SIZE CONFIG_DEFAULT_METADATA_CACHE_SIZE +#define DEFAULT_METADATA_SWITCH_TIMER 0 +#define DEFAULT_METADATA_READ_TIMER 0 +#define DEFAULT_METADATA_OVERWRITE 0 +#define DEFAULT_METADATA_OUTPUT LTTNG_EVENT_MMAP /* Kernel has different defaults */ /* DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE must always be a power of 2 */ -#define DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE 262144 /* bytes */ +#define DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE CONFIG_DEFAULT_KERNEL_CHANNEL_SUBBUF_SIZE /* * DEFAULT_KERNEL_CHANNEL_SUBBUF_NUM must always be a power of 2. * Update help manually if override. */ -#define DEFAULT_KERNEL_CHANNEL_SUBBUF_NUM DEFAULT_CHANNEL_SUBBUF_NUM +#define DEFAULT_KERNEL_CHANNEL_SUBBUF_NUM CONFIG_DEFAULT_KERNEL_CHANNEL_SUBBUF_NUM /* See lttng-kernel.h enum lttng_kernel_output for channel output */ -#define DEFAULT_KERNEL_CHANNEL_OUTPUT LTTNG_EVENT_SPLICE +#define DEFAULT_KERNEL_CHANNEL_OUTPUT LTTNG_EVENT_SPLICE +#define DEFAULT_KERNEL_CHANNEL_SWITCH_TIMER CONFIG_DEFAULT_KERNEL_CHANNEL_SWITCH_TIMER +#define DEFAULT_KERNEL_CHANNEL_MONITOR_TIMER CONFIG_DEFAULT_KERNEL_CHANNEL_MONITOR_TIMER +#define DEFAULT_KERNEL_CHANNEL_READ_TIMER CONFIG_DEFAULT_KERNEL_CHANNEL_READ_TIMER +#define DEFAULT_KERNEL_CHANNEL_LIVE_TIMER CONFIG_DEFAULT_KERNEL_CHANNEL_LIVE_TIMER +#define DEFAULT_KERNEL_CHANNEL_BLOCKING_TIMEOUT CONFIG_DEFAULT_KERNEL_CHANNEL_BLOCKING_TIMEOUT /* User space defaults */ /* Must be a power of 2 */ -#define DEFAULT_UST_CHANNEL_SUBBUF_SIZE 4096 /* bytes */ +#define DEFAULT_UST_PID_CHANNEL_SUBBUF_SIZE CONFIG_DEFAULT_UST_PID_CHANNEL_SUBBUF_SIZE +#define DEFAULT_UST_UID_CHANNEL_SUBBUF_SIZE CONFIG_DEFAULT_UST_UID_CHANNEL_SUBBUF_SIZE /* Must be a power of 2. Update help manuall if override. */ -#define DEFAULT_UST_CHANNEL_SUBBUF_NUM DEFAULT_CHANNEL_SUBBUF_NUM +#define DEFAULT_UST_PID_CHANNEL_SUBBUF_NUM CONFIG_DEFAULT_UST_PID_CHANNEL_SUBBUF_NUM +#define DEFAULT_UST_UID_CHANNEL_SUBBUF_NUM CONFIG_DEFAULT_UST_UID_CHANNEL_SUBBUF_NUM /* See lttng-ust.h enum lttng_ust_output */ -#define DEFAULT_UST_CHANNEL_OUTPUT LTTNG_EVENT_MMAP +#define DEFAULT_UST_PID_CHANNEL_OUTPUT _DEFAULT_CHANNEL_OUTPUT +#define DEFAULT_UST_UID_CHANNEL_OUTPUT _DEFAULT_CHANNEL_OUTPUT +/* Timers in usec. */ +#define DEFAULT_UST_PID_CHANNEL_SWITCH_TIMER CONFIG_DEFAULT_UST_PID_CHANNEL_SWITCH_TIMER +#define DEFAULT_UST_UID_CHANNEL_SWITCH_TIMER CONFIG_DEFAULT_UST_UID_CHANNEL_SWITCH_TIMER +#define DEFAULT_UST_PID_CHANNEL_LIVE_TIMER CONFIG_DEFAULT_UST_PID_CHANNEL_LIVE_TIMER +#define DEFAULT_UST_UID_CHANNEL_LIVE_TIMER CONFIG_DEFAULT_UST_UID_CHANNEL_LIVE_TIMER +#define DEFAULT_UST_PID_CHANNEL_MONITOR_TIMER CONFIG_DEFAULT_UST_PID_CHANNEL_MONITOR_TIMER +#define DEFAULT_UST_UID_CHANNEL_MONITOR_TIMER CONFIG_DEFAULT_UST_UID_CHANNEL_MONITOR_TIMER + +#define DEFAULT_UST_PID_CHANNEL_READ_TIMER CONFIG_DEFAULT_UST_PID_CHANNEL_READ_TIMER +#define DEFAULT_UST_UID_CHANNEL_READ_TIMER CONFIG_DEFAULT_UST_UID_CHANNEL_READ_TIMER + +#define DEFAULT_UST_PID_CHANNEL_BLOCKING_TIMEOUT CONFIG_DEFAULT_UST_PID_CHANNEL_BLOCKING_TIMEOUT +#define DEFAULT_UST_UID_CHANNEL_BLOCKING_TIMEOUT CONFIG_DEFAULT_UST_UID_CHANNEL_BLOCKING_TIMEOUT /* * Default timeout value for the sem_timedwait() call. Blocking forever is not @@ -129,9 +264,20 @@ */ #define DEFAULT_SEM_WAIT_TIMEOUT 30 /* in seconds */ -/* Default network ports for trace streaming support */ -#define DEFAULT_NETWORK_CONTROL_PORT 5342 -#define DEFAULT_NETWORK_DATA_PORT 5343 +/* Default bind addresses for network services. */ +#define DEFAULT_NETWORK_CONTROL_BIND_ADDRESS CONFIG_DEFAULT_NETWORK_CONTROL_BIND_ADDRESS +#define DEFAULT_NETWORK_DATA_BIND_ADDRESS CONFIG_DEFAULT_NETWORK_DATA_BIND_ADDRESS +#define DEFAULT_NETWORK_VIEWER_BIND_ADDRESS CONFIG_DEFAULT_NETWORK_VIEWER_BIND_ADDRESS +#define DEFAULT_AGENT_BIND_ADDRESS CONFIG_DEFAULT_AGENT_BIND_ADDRESS + +/* Default network ports for trace streaming support. */ +#define DEFAULT_NETWORK_CONTROL_PORT CONFIG_DEFAULT_NETWORK_CONTROL_PORT +#define DEFAULT_NETWORK_DATA_PORT CONFIG_DEFAULT_NETWORK_DATA_PORT +#define DEFAULT_NETWORK_VIEWER_PORT CONFIG_DEFAULT_NETWORK_VIEWER_PORT + +/* Agent registration TCP port range. */ +#define DEFAULT_AGENT_TCP_PORT_RANGE_BEGIN CONFIG_DEFAULT_AGENT_TCP_PORT_RANGE_BEGIN +#define DEFAULT_AGENT_TCP_PORT_RANGE_END CONFIG_DEFAULT_AGENT_TCP_PORT_RANGE_END /* * If a thread stalls for this amount of time, it will be considered bogus (bad @@ -141,9 +287,144 @@ #define DEFAULT_HEALTH_CHECK_DELTA_NS 0 /* - * Wait period before retrying the lttng_data_available command in the lttng + * Wait period before retrying the lttng_data_pending command in the lttng * stop command of liblttng-ctl. */ -#define DEFAULT_DATA_AVAILABILITY_WAIT_TIME 200000 /* usec */ +#define DEFAULT_DATA_AVAILABILITY_WAIT_TIME_US 200000 /* usec */ + +/* + * Wait period before retrying the lttng_consumer_flushed_cache when + * the consumer receives metadata. + */ +#define DEFAULT_METADATA_AVAILABILITY_WAIT_TIME 200000 /* usec */ + +/* + * The usual value for the maximum TCP SYN retries time and TCP FIN timeout is + * 180 and 60 seconds on most Linux system and the default value since kernel + * 2.2 thus using the highest value. See tcp(7) for more details. + */ +#define DEFAULT_INET_TCP_TIMEOUT 180 /* sec */ + +/* Maximum payload size for a control connection */ + +#define DEFAULT_NETWORK_RELAYD_CTRL_MAX_PAYLOAD_SIZE CONFIG_DEFAULT_NETWORK_RELAYD_CTRL_MAX_PAYLOAD_SIZE + +/* + * Default receiving and sending timeout for an application socket. + */ +#define DEFAULT_APP_SOCKET_RW_TIMEOUT CONFIG_DEFAULT_APP_SOCKET_RW_TIMEOUT +#define DEFAULT_APP_SOCKET_TIMEOUT_ENV "LTTNG_APP_SOCKET_TIMEOUT" + +#define DEFAULT_UST_STREAM_FD_NUM 2 /* Number of fd per UST stream. */ + +#define DEFAULT_SNAPSHOT_NAME "snapshot" +#define DEFAULT_SNAPSHOT_MAX_SIZE 0 /* Unlimited. */ + +/* Suffix of an index file. */ +#define DEFAULT_INDEX_FILE_SUFFIX ".idx" +#define DEFAULT_INDEX_DIR "index" + +/* Default lttng command live timer value in usec. */ +#define DEFAULT_LTTNG_LIVE_TIMER CONFIG_DEFAULT_LTTNG_LIVE_TIMER + +/* Default runas worker name */ +#define DEFAULT_RUN_AS_WORKER_NAME "lttng-runas" + +/* Default LTTng MI XML namespace. */ +#define DEFAULT_LTTNG_MI_NAMESPACE "https://lttng.org/xml/ns/lttng-mi" + +/* Default thread stack size; the default mandated by pthread_create(3) */ +#define DEFAULT_LTTNG_THREAD_STACK_SIZE 2097152 + +/* Default maximal size of message notification channel message payloads. */ +#define DEFAULT_MAX_NOTIFICATION_CLIENT_MESSAGE_PAYLOAD_SIZE 65536 + +/* Default maximal size of trace archive location. */ +#define DEFAULT_MAX_TRACE_ARCHIVE_LOCATION_PAYLOAD_SIZE 65536 + +/* Default maximal size of message notification channel message payloads. */ +#define DEFAULT_CLIENT_MAX_QUEUED_NOTIFICATIONS_COUNT 100 + + +#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE" +#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_IDLE_TIME_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE_IDLE_TIME" +#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_MAX_PROBE_COUNT_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE_MAX_PROBE_COUNT" +#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_PROBE_INTERVAL_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE_PROBE_INTERVAL" +#define DEFAULT_LTTNG_RELAYD_TCP_KEEP_ALIVE_ABORT_THRESHOLD_ENV "LTTNG_RELAYD_TCP_KEEP_ALIVE_ABORT_THRESHOLD" +#define DEFAULT_LTTNG_RELAYD_DISALLOW_CLEAR_ENV "LTTNG_RELAYD_DISALLOW_CLEAR" + +#define DEFAULT_LTTNG_RELAYD_WORKING_DIRECTORY_ENV "LTTNG_RELAYD_WORKING_DIRECTORY" + +/* + * Name of the intermediate directory used to rename the trace chunk of a + * session's first rotation. + */ +#define DEFAULT_CHUNK_TMP_OLD_DIRECTORY ".tmp_old_chunk" +#define DEFAULT_CHUNK_TMP_NEW_DIRECTORY ".tmp_new_chunk" +#define DEFAULT_ARCHIVED_TRACE_CHUNKS_DIRECTORY "archives" +#define DEFAULT_UNLINKED_FILES_DIRECTORY ".unlinked" + +/* + * Default timer value in usec for the rotate pending polling check on the + * relay when a rotation has completed on the consumer. + */ +#define DEFAULT_ROTATE_PENDING_TIMER CONFIG_DEFAULT_ROTATE_PENDING_TIMER + +/* + * Returns the default subbuf size. + * + * This function depends on a value that is set at constructor time, so it is + * unsafe to call it from another constructor. + */ +LTTNG_HIDDEN +size_t default_get_channel_subbuf_size(void); + +/* + * Returns the default metadata subbuf size. + * + * This function depends on a value that is set at constructor time, so it is + * unsafe to call it from another constructor. + */ +LTTNG_HIDDEN +size_t default_get_metadata_subbuf_size(void); + +/* + * Returns the default subbuf size for the kernel domain. + * + * This function depends on a value that is set at constructor time, so it is + * unsafe to call it from another constructor. + */ +LTTNG_HIDDEN +size_t default_get_kernel_channel_subbuf_size(void); + +/* + * Returns the default subbuf size for the UST domain per PID. + * + * This function depends on a value that is set at constructor time, so it is + * unsafe to call it from another constructor. + */ +LTTNG_HIDDEN +size_t default_get_ust_pid_channel_subbuf_size(void); + +/* + * Returns the default subbuf size for the UST domain per UID. + * + * This function depends on a value that is set at constructor time, so it is + * unsafe to call it from another constructor. + */ +LTTNG_HIDDEN +size_t default_get_ust_uid_channel_subbuf_size(void); + +/* + * Get the default pthread_attr to use on thread creation. + * + * Some libc, such as musl, don't honor the limit set for the stack size and use + * their own empirically chosen static value. This function checks if the + * current stack size is smaller than the stack size limit and if so returns a + * pthread_attr_t pointer where the thread stack size is set to the soft stack + * size limit. + */ +LTTNG_HIDDEN +pthread_attr_t *default_pthread_attr(void); #endif /* _DEFAULTS_H */