X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fdefaults.h;h=1e4b7fac7ab7d5d500ddd84985b76051dfefef49;hp=37d222a784fd0b3564a35b3a845fb8fe88b956e2;hb=d42266a417afa6e8ca6024590b8282002aebca07;hpb=5f702b607116a8303cb09fb091d8b9740c06baca diff --git a/src/common/defaults.h b/src/common/defaults.h index 37d222a78..1e4b7fac7 100644 --- a/src/common/defaults.h +++ b/src/common/defaults.h @@ -1,27 +1,17 @@ /* - * Copyright (C) 2011 - David Goulet - * Mathieu Desnoyers - * 2015 - Jérémie Galarneau + * 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 +#include /* Default unix group name for tracing. */ #define DEFAULT_TRACING_GROUP "tracing" @@ -55,12 +45,12 @@ #define DEFAULT_TRACE_OUTPUT DEFAULT_HOME_DIR "/lttng" /* 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" +#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 @@ -68,6 +58,9 @@ */ #define DEFAULT_SESSION_NAME "auto" +/* Default consumer paths */ +#define DEFAULT_CONSUMERD_FILE "lttng-consumerd" + /* Default consumer paths */ #define DEFAULT_CONSUMERD_RUNDIR "%s" @@ -90,6 +83,21 @@ #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_HOME_ENV_VAR "LTTNG_HOME" #define DEFAULT_LTTNG_FALLBACK_HOME_ENV_VAR "HOME" @@ -106,10 +114,12 @@ #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_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_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" @@ -200,9 +210,10 @@ #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 CONFIG_DEFAULT_METADATA_SWITCH_TIMER -#define DEFAULT_METADATA_READ_TIMER CONFIG_DEFAULT_METADATA_READ_TIMER -#define DEFAULT_METADATA_OUTPUT _DEFAULT_CHANNEL_OUTPUT +#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 */ @@ -216,8 +227,10 @@ /* See lttng-kernel.h enum lttng_kernel_output for channel output */ #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 */ @@ -235,10 +248,15 @@ #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 * wanted so a timeout is used to control the data flow and not freeze the @@ -257,8 +275,9 @@ #define DEFAULT_NETWORK_DATA_PORT CONFIG_DEFAULT_NETWORK_DATA_PORT #define DEFAULT_NETWORK_VIEWER_PORT CONFIG_DEFAULT_NETWORK_VIEWER_PORT -/* Agent registration TCP port. */ -#define DEFAULT_AGENT_TCP_PORT CONFIG_DEFAULT_AGENT_TCP_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 @@ -271,7 +290,7 @@ * 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 @@ -286,6 +305,10 @@ */ #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. */ @@ -308,11 +331,45 @@ #define DEFAULT_RUN_AS_WORKER_NAME "lttng-runas" /* Default LTTng MI XML namespace. */ -#define DEFAULT_LTTNG_MI_NAMESPACE "http://lttng.org/xml/ns/lttng-mi" +#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. *