X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Fmi-lttng.c;h=b790f793afba832272edc1461de6f6a1c78fcf60;hp=59a624a96ab6d8650e4267291e9d9992fd75ef66;hb=HEAD;hpb=a416382b7be5ed002816bd6fae22eb9b2048c252 diff --git a/src/common/mi-lttng.c b/src/common/mi-lttng.c deleted file mode 100644 index 59a624a96..000000000 --- a/src/common/mi-lttng.c +++ /dev/null @@ -1,2347 +0,0 @@ -/* - * Copyright (C) 2014 - Jonathan Rajotte - * - Olivier Cotte - * Copyright (C) 2016 - 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. - * - * 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. - */ - -#define _LGPL_SOURCE -#include -#include -#include -#include -#include "mi-lttng.h" - -#include - -#define MI_SCHEMA_MAJOR_VERSION 3 -#define MI_SCHEMA_MINOR_VERSION 0 - -/* Machine interface namespace URI */ -LTTNG_HIDDEN const char * const mi_lttng_xmlns = "xmlns"; -LTTNG_HIDDEN const char * const mi_lttng_xmlns_xsi = "xmlns:xsi"; -LTTNG_HIDDEN const char * const mi_lttng_w3_schema_uri = "http://www.w3.org/2001/XMLSchema-instance"; -LTTNG_HIDDEN const char * const mi_lttng_schema_location = "xsi:schemaLocation"; -LTTNG_HIDDEN const char * const mi_lttng_schema_location_uri = - DEFAULT_LTTNG_MI_NAMESPACE " " - "https://lttng.org/xml/schemas/lttng-mi/" XSTR(MI_SCHEMA_MAJOR_VERSION) - "/lttng-mi-" XSTR(MI_SCHEMA_MAJOR_VERSION) "." - XSTR(MI_SCHEMA_MINOR_VERSION) ".xsd"; -LTTNG_HIDDEN const char * const mi_lttng_schema_version = "schemaVersion"; -LTTNG_HIDDEN const char * const mi_lttng_schema_version_value = XSTR(MI_SCHEMA_MAJOR_VERSION) - "." XSTR(MI_SCHEMA_MINOR_VERSION); - -/* Strings related to command */ -const char * const mi_lttng_element_command = "command"; -const char * const mi_lttng_element_command_action = "snapshot_action"; -const char * const mi_lttng_element_command_add_context = "add-context"; -const char * const mi_lttng_element_command_create = "create"; -const char * const mi_lttng_element_command_destroy = "destroy"; -const char * const mi_lttng_element_command_disable_channel = "disable-channel"; -const char * const mi_lttng_element_command_disable_event = "disable-event"; -const char * const mi_lttng_element_command_enable_channels = "enable-channel"; -const char * const mi_lttng_element_command_enable_event = "enable-event"; -const char * const mi_lttng_element_command_list = "list"; -const char * const mi_lttng_element_command_load = "load"; -LTTNG_HIDDEN const char * const mi_lttng_element_command_metadata = "metadata"; -LTTNG_HIDDEN const char * const mi_lttng_element_command_metadata_action = "metadata_action"; -LTTNG_HIDDEN const char * const mi_lttng_element_command_regenerate = "regenerate"; -LTTNG_HIDDEN const char * const mi_lttng_element_command_regenerate_action = "regenerate_action"; -const char * const mi_lttng_element_command_name = "name"; -const char * const mi_lttng_element_command_output = "output"; -const char * const mi_lttng_element_command_save = "save"; -const char * const mi_lttng_element_command_set_session = "set-session"; -const char * const mi_lttng_element_command_snapshot = "snapshot"; -const char * const mi_lttng_element_command_snapshot_add = "add_snapshot"; -const char * const mi_lttng_element_command_snapshot_del = "del_snapshot"; -const char * const mi_lttng_element_command_snapshot_list = "list_snapshot"; -const char * const mi_lttng_element_command_snapshot_record = "record_snapshot"; -const char * const mi_lttng_element_command_start = "start"; -const char * const mi_lttng_element_command_stop = "stop"; -const char * const mi_lttng_element_command_success = "success"; -const char * const mi_lttng_element_command_track = "track"; -const char * const mi_lttng_element_command_untrack = "untrack"; -const char * const mi_lttng_element_command_version = "version"; -LTTNG_HIDDEN const char * const mi_lttng_element_command_rotate = "rotate"; -LTTNG_HIDDEN const char * const mi_lttng_element_command_enable_rotation = "enable-rotation"; -LTTNG_HIDDEN const char * const mi_lttng_element_command_disable_rotation = "disable-rotation"; - -/* Strings related to version command */ -const char * const mi_lttng_element_version = "version"; -const char * const mi_lttng_element_version_commit = "commit"; -const char * const mi_lttng_element_version_description = "description"; -const char * const mi_lttng_element_version_license = "license"; -const char * const mi_lttng_element_version_major = "major"; -const char * const mi_lttng_element_version_minor = "minor"; -const char * const mi_lttng_element_version_patch_level = "patchLevel"; -const char * const mi_lttng_element_version_str = "string"; -const char * const mi_lttng_element_version_web = "url"; - -/* String related to a lttng_event_field */ -const char * const mi_lttng_element_event_field = "event_field"; -const char * const mi_lttng_element_event_fields = "event_fields"; - -/* String related to lttng_event_perf_counter_ctx */ -const char * const mi_lttng_element_perf_counter_context = "perf"; - -/* Strings related to pid */ -const char * const mi_lttng_element_pid_id = "id"; - -/* Strings related to save command */ -const char * const mi_lttng_element_save = "save"; - -/* Strings related to load command */ -const char * const mi_lttng_element_load = "load"; -LTTNG_HIDDEN const char * const mi_lttng_element_load_overrides = "overrides"; -LTTNG_HIDDEN const char * const mi_lttng_element_load_override_url = "url"; - -/* General elements of mi_lttng */ -const char * const mi_lttng_element_empty = ""; -const char * const mi_lttng_element_id = "id"; -const char * const mi_lttng_element_nowrite = "nowrite"; -const char * const mi_lttng_element_success = "success"; -const char * const mi_lttng_element_type_enum = "ENUM"; -const char * const mi_lttng_element_type_float = "FLOAT"; -const char * const mi_lttng_element_type_integer = "INTEGER"; -const char * const mi_lttng_element_type_other = "OTHER"; -const char * const mi_lttng_element_type_string = "STRING"; - -/* String related to loglevel */ -const char * const mi_lttng_loglevel_str_alert = "TRACE_ALERT"; -const char * const mi_lttng_loglevel_str_crit = "TRACE_CRIT"; -const char * const mi_lttng_loglevel_str_debug = "TRACE_DEBUG"; -const char * const mi_lttng_loglevel_str_debug_function = "TRACE_DEBUG_FUNCTION"; -const char * const mi_lttng_loglevel_str_debug_line = "TRACE_DEBUG_LINE"; -const char * const mi_lttng_loglevel_str_debug_module = "TRACE_DEBUG_MODULE"; -const char * const mi_lttng_loglevel_str_debug_process = "TRACE_DEBUG_PROCESS"; -const char * const mi_lttng_loglevel_str_debug_program = "TRACE_DEBUG_PROGRAM"; -const char * const mi_lttng_loglevel_str_debug_system = "TRACE_DEBUG_SYSTEM"; -const char * const mi_lttng_loglevel_str_debug_unit = "TRACE_DEBUG_UNIT"; -const char * const mi_lttng_loglevel_str_emerg = "TRACE_EMERG"; -const char * const mi_lttng_loglevel_str_err = "TRACE_ERR"; -const char * const mi_lttng_loglevel_str_info = "TRACE_INFO"; -const char * const mi_lttng_loglevel_str_notice = "TRACE_NOTICE"; -const char * const mi_lttng_loglevel_str_unknown = "UNKNOWN"; -const char * const mi_lttng_loglevel_str_warning = "TRACE_WARNING"; - -/* String related to loglevel JUL */ -const char * const mi_lttng_loglevel_str_jul_all = "JUL_ALL"; -const char * const mi_lttng_loglevel_str_jul_config = "JUL_CONFIG"; -const char * const mi_lttng_loglevel_str_jul_fine = "JUL_FINE"; -const char * const mi_lttng_loglevel_str_jul_finer = "JUL_FINER"; -const char * const mi_lttng_loglevel_str_jul_finest = "JUL_FINEST"; -const char * const mi_lttng_loglevel_str_jul_info = "JUL_INFO"; -const char * const mi_lttng_loglevel_str_jul_off = "JUL_OFF"; -const char * const mi_lttng_loglevel_str_jul_severe = "JUL_SEVERE"; -const char * const mi_lttng_loglevel_str_jul_warning = "JUL_WARNING"; - -/* String related to loglevel LOG4J */ -const char * const mi_lttng_loglevel_str_log4j_off = "LOG4J_OFF"; -const char * const mi_lttng_loglevel_str_log4j_fatal = "LOG4J_FATAL"; -const char * const mi_lttng_loglevel_str_log4j_error = "LOG4J_ERROR"; -const char * const mi_lttng_loglevel_str_log4j_warn = "LOG4J_WARN"; -const char * const mi_lttng_loglevel_str_log4j_info = "LOG4J_INFO"; -const char * const mi_lttng_loglevel_str_log4j_debug = "LOG4J_DEBUG"; -const char * const mi_lttng_loglevel_str_log4j_trace = "LOG4J_TRACE"; -const char * const mi_lttng_loglevel_str_log4j_all = "LOG4J_ALL"; - -/* String related to loglevel Python */ -const char * const mi_lttng_loglevel_str_python_critical = "PYTHON_CRITICAL"; -const char * const mi_lttng_loglevel_str_python_error = "PYTHON_ERROR"; -const char * const mi_lttng_loglevel_str_python_warning = "PYTHON_WARNING"; -const char * const mi_lttng_loglevel_str_python_info = "PYTHON_INFO"; -const char * const mi_lttng_loglevel_str_python_debug = "PYTHON_DEBUG"; -const char * const mi_lttng_loglevel_str_python_notset = "PYTHON_NOTSET"; - -/* String related to loglevel type */ -const char * const mi_lttng_loglevel_type_all = "ALL"; -const char * const mi_lttng_loglevel_type_range = "RANGE"; -const char * const mi_lttng_loglevel_type_single = "SINGLE"; -const char * const mi_lttng_loglevel_type_unknown = "UNKNOWN"; - -/* String related to a lttng_snapshot_output */ -const char * const mi_lttng_element_snapshot_ctrl_url = "ctrl_url"; -const char * const mi_lttng_element_snapshot_data_url = "data_url"; -const char * const mi_lttng_element_snapshot_max_size = "max_size"; -const char * const mi_lttng_element_snapshot_n_ptr = "n_ptr"; -const char * const mi_lttng_element_snapshot_session_name = "session_name"; -const char * const mi_lttng_element_snapshots = "snapshots"; - -/* String related to track/untrack command */ -const char * const mi_lttng_element_track_untrack_all_wildcard = "*"; - -LTTNG_HIDDEN const char * const mi_lttng_element_session_name = "session_name"; - -/* String related to rotate command */ -LTTNG_HIDDEN const char * const mi_lttng_element_rotation = "rotation"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotate_status = "status"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_schedule = "rotation_schedule"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_schedules = "rotation_schedules"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_schedule_result = "rotation_schedule_result"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_schedule_results = "rotation_schedule_results"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_schedule_periodic = "periodic"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_schedule_periodic_time_us = "time_us"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_schedule_size_threshold = "size_threshold"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_schedule_size_threshold_bytes = "bytes"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_state = "state"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_location = "location"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_location_local = "local"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_location_local_absolute_path = "absolute_path"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_location_relay = "relay"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_location_relay_host = "host"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_location_relay_control_port = "control_port"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_location_relay_data_port = "data_port"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_location_relay_protocol = "protocol"; -LTTNG_HIDDEN const char * const mi_lttng_element_rotation_location_relay_relative_path = "relative_path"; - -/* String related to enum lttng_rotation_state */ -LTTNG_HIDDEN const char * const mi_lttng_rotation_state_str_ongoing = "ONGOING"; -LTTNG_HIDDEN const char * const mi_lttng_rotation_state_str_completed = "COMPLETED"; -LTTNG_HIDDEN const char * const mi_lttng_rotation_state_str_expired = "EXPIRED"; -LTTNG_HIDDEN const char * const mi_lttng_rotation_state_str_error = "ERROR"; - -/* String related to enum lttng_trace_archive_location_relay_protocol_type */ -LTTNG_HIDDEN const char * const mi_lttng_rotation_location_relay_protocol_str_tcp = "TCP"; - -/* String related to add-context command */ -LTTNG_HIDDEN const char * const mi_lttng_element_context_symbol = "symbol"; - -/* Deprecated symbols preserved for ABI compatibility. */ -const char * const mi_lttng_context_type_perf_counter; -const char * const mi_lttng_context_type_perf_cpu_counter; -const char * const mi_lttng_context_type_perf_thread_counter; -const char * const mi_lttng_element_track_untrack_pid_target; -const char * const mi_lttng_element_track_untrack_targets; -const char * const mi_lttng_element_calibrate; -const char * const mi_lttng_element_calibrate_function; -const char * const mi_lttng_element_command_calibrate; - -/* This is a merge of jul loglevel and regular loglevel - * Those should never overlap by definition - * (see struct lttng_event loglevel) - */ -LTTNG_HIDDEN -const char *mi_lttng_loglevel_string(int value, enum lttng_domain_type domain) -{ - switch (domain) { - case LTTNG_DOMAIN_KERNEL: - case LTTNG_DOMAIN_UST: - switch (value) { - case -1: - return mi_lttng_element_empty; - case LTTNG_LOGLEVEL_EMERG: - return mi_lttng_loglevel_str_emerg; - case LTTNG_LOGLEVEL_ALERT: - return mi_lttng_loglevel_str_alert; - case LTTNG_LOGLEVEL_CRIT: - return mi_lttng_loglevel_str_crit; - case LTTNG_LOGLEVEL_ERR: - return mi_lttng_loglevel_str_err; - case LTTNG_LOGLEVEL_WARNING: - return mi_lttng_loglevel_str_warning; - case LTTNG_LOGLEVEL_NOTICE: - return mi_lttng_loglevel_str_notice; - case LTTNG_LOGLEVEL_INFO: - return mi_lttng_loglevel_str_info; - case LTTNG_LOGLEVEL_DEBUG_SYSTEM: - return mi_lttng_loglevel_str_debug_system; - case LTTNG_LOGLEVEL_DEBUG_PROGRAM: - return mi_lttng_loglevel_str_debug_program; - case LTTNG_LOGLEVEL_DEBUG_PROCESS: - return mi_lttng_loglevel_str_debug_process; - case LTTNG_LOGLEVEL_DEBUG_MODULE: - return mi_lttng_loglevel_str_debug_module; - case LTTNG_LOGLEVEL_DEBUG_UNIT: - return mi_lttng_loglevel_str_debug_unit; - case LTTNG_LOGLEVEL_DEBUG_FUNCTION: - return mi_lttng_loglevel_str_debug_function; - case LTTNG_LOGLEVEL_DEBUG_LINE: - return mi_lttng_loglevel_str_debug_line; - case LTTNG_LOGLEVEL_DEBUG: - return mi_lttng_loglevel_str_debug; - default: - return mi_lttng_loglevel_str_unknown; - } - break; - case LTTNG_DOMAIN_LOG4J: - switch (value) { - case -1: - return mi_lttng_element_empty; - case LTTNG_LOGLEVEL_LOG4J_OFF: - return mi_lttng_loglevel_str_log4j_off; - case LTTNG_LOGLEVEL_LOG4J_FATAL: - return mi_lttng_loglevel_str_log4j_fatal; - case LTTNG_LOGLEVEL_LOG4J_ERROR: - return mi_lttng_loglevel_str_log4j_error; - case LTTNG_LOGLEVEL_LOG4J_WARN: - return mi_lttng_loglevel_str_log4j_warn; - case LTTNG_LOGLEVEL_LOG4J_INFO: - return mi_lttng_loglevel_str_log4j_info; - case LTTNG_LOGLEVEL_LOG4J_DEBUG: - return mi_lttng_loglevel_str_log4j_debug; - case LTTNG_LOGLEVEL_LOG4J_TRACE: - return mi_lttng_loglevel_str_log4j_trace; - case LTTNG_LOGLEVEL_LOG4J_ALL: - return mi_lttng_loglevel_str_log4j_all; - default: - return mi_lttng_loglevel_str_unknown; - } - break; - case LTTNG_DOMAIN_JUL: - switch (value) { - case -1: - return mi_lttng_element_empty; - case LTTNG_LOGLEVEL_JUL_OFF: - return mi_lttng_loglevel_str_jul_off; - case LTTNG_LOGLEVEL_JUL_SEVERE: - return mi_lttng_loglevel_str_jul_severe; - case LTTNG_LOGLEVEL_JUL_WARNING: - return mi_lttng_loglevel_str_jul_warning; - case LTTNG_LOGLEVEL_JUL_INFO: - return mi_lttng_loglevel_str_jul_info; - case LTTNG_LOGLEVEL_JUL_CONFIG: - return mi_lttng_loglevel_str_jul_config; - case LTTNG_LOGLEVEL_JUL_FINE: - return mi_lttng_loglevel_str_jul_fine; - case LTTNG_LOGLEVEL_JUL_FINER: - return mi_lttng_loglevel_str_jul_finer; - case LTTNG_LOGLEVEL_JUL_FINEST: - return mi_lttng_loglevel_str_jul_finest; - case LTTNG_LOGLEVEL_JUL_ALL: - return mi_lttng_loglevel_str_jul_all; - default: - return mi_lttng_loglevel_str_unknown; - } - break; - case LTTNG_DOMAIN_PYTHON: - switch (value) { - case LTTNG_LOGLEVEL_PYTHON_CRITICAL: - return mi_lttng_loglevel_str_python_critical; - case LTTNG_LOGLEVEL_PYTHON_ERROR: - return mi_lttng_loglevel_str_python_error; - case LTTNG_LOGLEVEL_PYTHON_WARNING: - return mi_lttng_loglevel_str_python_warning; - case LTTNG_LOGLEVEL_PYTHON_INFO: - return mi_lttng_loglevel_str_python_info; - case LTTNG_LOGLEVEL_PYTHON_DEBUG: - return mi_lttng_loglevel_str_python_debug; - case LTTNG_LOGLEVEL_PYTHON_NOTSET: - return mi_lttng_loglevel_str_python_notset; - default: - return mi_lttng_loglevel_str_unknown; - } - break; - default: - return mi_lttng_loglevel_str_unknown; - } -} - -LTTNG_HIDDEN -const char *mi_lttng_logleveltype_string(enum lttng_loglevel_type value) -{ - switch (value) { - case LTTNG_EVENT_LOGLEVEL_ALL: - return mi_lttng_loglevel_type_all; - case LTTNG_EVENT_LOGLEVEL_RANGE: - return mi_lttng_loglevel_type_range; - case LTTNG_EVENT_LOGLEVEL_SINGLE: - return mi_lttng_loglevel_type_single; - default: - return mi_lttng_loglevel_type_unknown; - } -} - -LTTNG_HIDDEN -const char *mi_lttng_eventtype_string(enum lttng_event_type value) -{ - switch (value) { - case LTTNG_EVENT_ALL: - return config_event_type_all; - case LTTNG_EVENT_TRACEPOINT: - return config_event_type_tracepoint; - case LTTNG_EVENT_PROBE: - return config_event_type_probe; - case LTTNG_EVENT_USERSPACE_PROBE: - return config_event_type_userspace_probe; - case LTTNG_EVENT_FUNCTION: - return config_event_type_function; - case LTTNG_EVENT_FUNCTION_ENTRY: - return config_event_type_function_entry; - case LTTNG_EVENT_SYSCALL: - return config_event_type_syscall; - case LTTNG_EVENT_NOOP: - return config_event_type_noop; - default: - return mi_lttng_element_empty; - } -} - -static -const char *mi_lttng_event_contexttype_string(enum lttng_event_context_type val) -{ - switch (val) { - case LTTNG_EVENT_CONTEXT_PID: - return config_event_context_pid; - case LTTNG_EVENT_CONTEXT_PROCNAME: - return config_event_context_procname; - case LTTNG_EVENT_CONTEXT_PRIO: - return config_event_context_prio; - case LTTNG_EVENT_CONTEXT_NICE: - return config_event_context_nice; - case LTTNG_EVENT_CONTEXT_VPID: - return config_event_context_vpid; - case LTTNG_EVENT_CONTEXT_TID: - return config_event_context_tid; - case LTTNG_EVENT_CONTEXT_VTID: - return config_event_context_vtid; - case LTTNG_EVENT_CONTEXT_PPID: - return config_event_context_ppid; - case LTTNG_EVENT_CONTEXT_VPPID: - return config_event_context_vppid; - case LTTNG_EVENT_CONTEXT_PTHREAD_ID: - return config_event_context_pthread_id; - case LTTNG_EVENT_CONTEXT_HOSTNAME: - return config_event_context_hostname; - case LTTNG_EVENT_CONTEXT_IP: - return config_event_context_ip; - case LTTNG_EVENT_CONTEXT_INTERRUPTIBLE: - return config_event_context_interruptible; - case LTTNG_EVENT_CONTEXT_PREEMPTIBLE: - return config_event_context_preemptible; - case LTTNG_EVENT_CONTEXT_NEED_RESCHEDULE: - return config_event_context_need_reschedule; - case LTTNG_EVENT_CONTEXT_MIGRATABLE: - return config_event_context_migratable; - case LTTNG_EVENT_CONTEXT_CALLSTACK_USER: - return config_event_context_callstack_user; - case LTTNG_EVENT_CONTEXT_CALLSTACK_KERNEL: - return config_event_context_callstack_kernel; - default: - return NULL; - } -} - -LTTNG_HIDDEN -const char *mi_lttng_eventfieldtype_string(enum lttng_event_field_type val) -{ - switch (val) { - case(LTTNG_EVENT_FIELD_INTEGER): - return mi_lttng_element_type_integer; - case(LTTNG_EVENT_FIELD_ENUM): - return mi_lttng_element_type_enum; - case(LTTNG_EVENT_FIELD_FLOAT): - return mi_lttng_element_type_float; - case(LTTNG_EVENT_FIELD_STRING): - return mi_lttng_element_type_string; - default: - return mi_lttng_element_type_other; - } -} - -LTTNG_HIDDEN -const char *mi_lttng_domaintype_string(enum lttng_domain_type value) -{ - /* Note: This is a *duplicate* of get_domain_str from bin/lttng/utils.c */ - switch (value) { - case LTTNG_DOMAIN_KERNEL: - return config_domain_type_kernel; - case LTTNG_DOMAIN_UST: - return config_domain_type_ust; - case LTTNG_DOMAIN_JUL: - return config_domain_type_jul; - case LTTNG_DOMAIN_LOG4J: - return config_domain_type_log4j; - case LTTNG_DOMAIN_PYTHON: - return config_domain_type_python; - default: - /* Should not have an unknown domain */ - assert(0); - return NULL; - } -} - -LTTNG_HIDDEN -const char *mi_lttng_buffertype_string(enum lttng_buffer_type value) -{ - switch (value) { - case LTTNG_BUFFER_PER_PID: - return config_buffer_type_per_pid; - case LTTNG_BUFFER_PER_UID: - return config_buffer_type_per_uid; - case LTTNG_BUFFER_GLOBAL: - return config_buffer_type_global; - default: - /* Should not have an unknow buffer type */ - assert(0); - return NULL; - } -} - -LTTNG_HIDDEN -const char *mi_lttng_rotation_state_string(enum lttng_rotation_state value) -{ - switch (value) { - case LTTNG_ROTATION_STATE_ONGOING: - return mi_lttng_rotation_state_str_ongoing; - case LTTNG_ROTATION_STATE_COMPLETED: - return mi_lttng_rotation_state_str_completed; - case LTTNG_ROTATION_STATE_EXPIRED: - return mi_lttng_rotation_state_str_expired; - case LTTNG_ROTATION_STATE_ERROR: - return mi_lttng_rotation_state_str_error; - default: - /* Should not have an unknow rotation state. */ - assert(0); - return NULL; - } -} - -LTTNG_HIDDEN -const char *mi_lttng_trace_archive_location_relay_protocol_type_string( - enum lttng_trace_archive_location_relay_protocol_type value) -{ - switch (value) { - case LTTNG_TRACE_ARCHIVE_LOCATION_RELAY_PROTOCOL_TYPE_TCP: - return mi_lttng_rotation_location_relay_protocol_str_tcp; - default: - /* Should not have an unknow relay protocol. */ - assert(0); - return NULL; - } -} - -LTTNG_HIDDEN -struct mi_writer *mi_lttng_writer_create(int fd_output, int mi_output_type) -{ - struct mi_writer *mi_writer; - - mi_writer = zmalloc(sizeof(struct mi_writer)); - if (!mi_writer) { - PERROR("zmalloc mi_writer_create"); - goto end; - } - if (mi_output_type == LTTNG_MI_XML) { - mi_writer->writer = config_writer_create(fd_output, 0); - if (!mi_writer->writer) { - goto err_destroy; - } - mi_writer->type = LTTNG_MI_XML; - } else { - goto err_destroy; - } - -end: - return mi_writer; - -err_destroy: - free(mi_writer); - return NULL; -} - -LTTNG_HIDDEN -int mi_lttng_writer_destroy(struct mi_writer *writer) -{ - int ret; - - if (!writer) { - ret = -EINVAL; - goto end; - } - - ret = config_writer_destroy(writer->writer); - if (ret < 0) { - goto end; - } - - free(writer); -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_writer_command_open(struct mi_writer *writer, const char *command) -{ - int ret; - - /* - * A command is always the MI's root node, it must declare the current - * namespace and schema URIs and the schema's version. - */ - ret = config_writer_open_element(writer->writer, - mi_lttng_element_command); - if (ret) { - goto end; - } - - ret = config_writer_write_attribute(writer->writer, - mi_lttng_xmlns, DEFAULT_LTTNG_MI_NAMESPACE); - if (ret) { - goto end; - } - - ret = config_writer_write_attribute(writer->writer, - mi_lttng_xmlns_xsi, mi_lttng_w3_schema_uri); - if (ret) { - goto end; - } - - ret = config_writer_write_attribute(writer->writer, - mi_lttng_schema_location, - mi_lttng_schema_location_uri); - if (ret) { - goto end; - } - - ret = config_writer_write_attribute(writer->writer, - mi_lttng_schema_version, - mi_lttng_schema_version_value); - if (ret) { - goto end; - } - - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_command_name, command); -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_writer_command_close(struct mi_writer *writer) -{ - return mi_lttng_writer_close_element(writer); -} - -LTTNG_HIDDEN -int mi_lttng_writer_open_element(struct mi_writer *writer, - const char *element_name) -{ - return config_writer_open_element(writer->writer, element_name); -} - -LTTNG_HIDDEN -int mi_lttng_writer_close_element(struct mi_writer *writer) -{ - return config_writer_close_element(writer->writer); -} - -LTTNG_HIDDEN -int mi_lttng_close_multi_element(struct mi_writer *writer, - unsigned int nb_element) -{ - int ret, i; - - if (nb_element < 1) { - ret = 0; - goto end; - } - for (i = 0; i < nb_element; i++) { - ret = mi_lttng_writer_close_element(writer); - if (ret) { - goto end; - } - } -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_writer_write_element_unsigned_int(struct mi_writer *writer, - const char *element_name, uint64_t value) -{ - return config_writer_write_element_unsigned_int(writer->writer, - element_name, value); -} - -LTTNG_HIDDEN -int mi_lttng_writer_write_element_signed_int(struct mi_writer *writer, - const char *element_name, int64_t value) -{ - return config_writer_write_element_signed_int(writer->writer, - element_name, value); -} - -LTTNG_HIDDEN -int mi_lttng_writer_write_element_bool(struct mi_writer *writer, - const char *element_name, int value) -{ - return config_writer_write_element_bool(writer->writer, - element_name, value); -} - -LTTNG_HIDDEN -int mi_lttng_writer_write_element_string(struct mi_writer *writer, - const char *element_name, const char *value) -{ - return config_writer_write_element_string(writer->writer, - element_name, value); -} - -LTTNG_HIDDEN -int mi_lttng_version(struct mi_writer *writer, struct mi_lttng_version *version, - const char *lttng_description, const char *lttng_license) -{ - int ret; - - /* Open version */ - ret = mi_lttng_writer_open_element(writer, mi_lttng_element_version); - if (ret) { - goto end; - } - - /* Version string (contain info like rc etc.) */ - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_version_str, version->version); - if (ret) { - goto end; - } - - /* Major version number */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - mi_lttng_element_version_major, version->version_major); - if (ret) { - goto end; - } - - /* Minor version number */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - mi_lttng_element_version_minor, version->version_minor); - if (ret) { - goto end; - } - - /* Commit version number */ - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_version_commit, version->version_commit); - if (ret) { - goto end; - } - - /* Patch number */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - mi_lttng_element_version_patch_level, version->version_patchlevel); - if (ret) { - goto end; - } - - /* Name of the version */ - ret = mi_lttng_writer_write_element_string(writer, - config_element_name, version->version_name); - if (ret) { - goto end; - } - - /* Description mostly related to beer... */ - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_version_description, lttng_description); - if (ret) { - goto end; - } - - /* url */ - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_version_web, version->package_url); - if (ret) { - goto end; - } - - /* License: free as in free beer...no...*speech* */ - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_version_license, lttng_license); - if (ret) { - goto end; - } - - /* Close version element */ - ret = mi_lttng_writer_close_element(writer); - -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_sessions_open(struct mi_writer *writer) -{ - return mi_lttng_writer_open_element(writer, config_element_sessions); -} - -LTTNG_HIDDEN -int mi_lttng_session(struct mi_writer *writer, - struct lttng_session *session, int is_open) -{ - int ret; - - assert(session); - - /* Open sessions element */ - ret = mi_lttng_writer_open_element(writer, - config_element_session); - if (ret) { - goto end; - } - - /* Name of the session */ - ret = mi_lttng_writer_write_element_string(writer, - config_element_name, session->name); - if (ret) { - goto end; - } - - /* Path */ - ret = mi_lttng_writer_write_element_string(writer, - config_element_path, session->path); - if (ret) { - goto end; - } - - /* Enabled ? */ - ret = mi_lttng_writer_write_element_bool(writer, - config_element_enabled, session->enabled); - if (ret) { - goto end; - } - - /* Snapshot mode */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - config_element_snapshot_mode, session->snapshot_mode); - if (ret) { - goto end; - } - - /* Live timer interval in usec */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - config_element_live_timer_interval, - session->live_timer_interval); - if (ret) { - goto end; - } - - if (!is_open) { - /* Closing session element */ - ret = mi_lttng_writer_close_element(writer); - } -end: - return ret; - -} - -LTTNG_HIDDEN -int mi_lttng_domains_open(struct mi_writer *writer) -{ - return mi_lttng_writer_open_element(writer, config_element_domains); -} - -LTTNG_HIDDEN -int mi_lttng_domain(struct mi_writer *writer, - struct lttng_domain *domain, int is_open) -{ - int ret = 0; - const char *str_domain; - const char *str_buffer; - - assert(domain); - - /* Open domain element */ - ret = mi_lttng_writer_open_element(writer, config_element_domain); - if (ret) { - goto end; - } - - /* Domain Type */ - str_domain = mi_lttng_domaintype_string(domain->type); - ret = mi_lttng_writer_write_element_string(writer, config_element_type, - str_domain); - if (ret) { - goto end; - } - - /* Buffer Type */ - str_buffer= mi_lttng_buffertype_string(domain->buf_type); - ret = mi_lttng_writer_write_element_string(writer, - config_element_buffer_type, str_buffer); - if (ret) { - goto end; - } - - /* TODO: union attr - * This union is not currently used and was added for - * future ust domain support. - * Date: 25-06-2014 - * */ - - if (!is_open) { - /* Closing domain element */ - ret = mi_lttng_writer_close_element(writer); - } - -end: - return ret; - -} - -LTTNG_HIDDEN -int mi_lttng_channels_open(struct mi_writer *writer) -{ - return mi_lttng_writer_open_element(writer, config_element_channels); -} - -LTTNG_HIDDEN -int mi_lttng_channel(struct mi_writer *writer, - struct lttng_channel *channel, int is_open) -{ - int ret = 0; - - assert(channel); - - /* Opening channel element */ - ret = mi_lttng_writer_open_element(writer, config_element_channel); - if (ret) { - goto end; - } - - /* Name */ - ret = mi_lttng_writer_write_element_string(writer, config_element_name, - channel->name); - if (ret) { - goto end; - } - - /* Enabled ? */ - ret = mi_lttng_writer_write_element_bool(writer, - config_element_enabled, channel->enabled); - if (ret) { - goto end; - } - - /* Attribute */ - ret = mi_lttng_channel_attr(writer, &channel->attr); - if (ret) { - goto end; - } - - if (!is_open) { - /* Closing channel element */ - ret = mi_lttng_writer_close_element(writer); - if (ret) { - goto end; - } - } -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_channel_attr(struct mi_writer *writer, - struct lttng_channel_attr *attr) -{ - int ret = 0; - struct lttng_channel *chan = caa_container_of(attr, - struct lttng_channel, attr); - uint64_t discarded_events, lost_packets, monitor_timer_interval; - int64_t blocking_timeout; - - assert(attr); - - ret = lttng_channel_get_discarded_event_count(chan, &discarded_events); - if (ret) { - goto end; - } - - ret = lttng_channel_get_lost_packet_count(chan, &lost_packets); - if (ret) { - goto end; - } - - ret = lttng_channel_get_monitor_timer_interval(chan, - &monitor_timer_interval); - if (ret) { - goto end; - } - - ret = lttng_channel_get_blocking_timeout(chan, - &blocking_timeout); - if (ret) { - goto end; - } - - /* Opening Attributes */ - ret = mi_lttng_writer_open_element(writer, config_element_attributes); - if (ret) { - goto end; - } - - /* Overwrite */ - ret = mi_lttng_writer_write_element_string(writer, - config_element_overwrite_mode, - attr->overwrite ? config_overwrite_mode_overwrite : - config_overwrite_mode_discard); - if (ret) { - goto end; - } - - /* Sub buffer size in byte */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - config_element_subbuf_size, attr->subbuf_size); - if (ret) { - goto end; - } - - /* Number of subbuffer (power of two) */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - config_element_num_subbuf, - attr->num_subbuf); - if (ret) { - goto end; - } - - /* Switch timer interval in usec */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - config_element_switch_timer_interval, - attr->switch_timer_interval); - if (ret) { - goto end; - } - - /* Read timer interval in usec */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - config_element_read_timer_interval, - attr->read_timer_interval); - if (ret) { - goto end; - } - - /* Monitor timer interval in usec */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - config_element_monitor_timer_interval, - monitor_timer_interval); - if (ret) { - goto end; - } - - /* Retry timeout in usec */ - ret = mi_lttng_writer_write_element_signed_int(writer, - config_element_blocking_timeout, - blocking_timeout); - if (ret) { - goto end; - } - - /* Event output */ - ret = mi_lttng_writer_write_element_string(writer, - config_element_output_type, - attr->output == LTTNG_EVENT_SPLICE ? - config_output_type_splice : config_output_type_mmap); - if (ret) { - goto end; - } - - /* Tracefile size in bytes */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - config_element_tracefile_size, attr->tracefile_size); - if (ret) { - goto end; - } - - /* Count of tracefiles */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - config_element_tracefile_count, - attr->tracefile_count); - if (ret) { - goto end; - } - - /* Live timer interval in usec*/ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - config_element_live_timer_interval, - attr->live_timer_interval); - if (ret) { - goto end; - } - - /* Discarded events */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - config_element_discarded_events, - discarded_events); - if (ret) { - goto end; - } - - /* Lost packets */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - config_element_lost_packets, - lost_packets); - if (ret) { - goto end; - } - - /* Closing attributes */ - ret = mi_lttng_writer_close_element(writer); - if (ret) { - goto end; - } -end: - return ret; - -} - -LTTNG_HIDDEN -int mi_lttng_event_common_attributes(struct mi_writer *writer, - struct lttng_event *event) -{ - int ret; - const char *filter_expression; - - /* Open event element */ - ret = mi_lttng_writer_open_element(writer, config_element_event); - if (ret) { - goto end; - } - - /* Event name */ - ret = mi_lttng_writer_write_element_string(writer, - config_element_name, event->name); - if (ret) { - goto end; - } - - /* Event type */ - ret = mi_lttng_writer_write_element_string(writer, - config_element_type, mi_lttng_eventtype_string(event->type)); - if (ret) { - goto end; - } - - /* Is event enabled */ - ret = mi_lttng_writer_write_element_bool(writer, - config_element_enabled, event->enabled); - if (ret) { - goto end; - } - - /* Event filter expression */ - ret = lttng_event_get_filter_expression(event, &filter_expression); - if (ret) { - goto end; - } - - if (filter_expression) { - ret = mi_lttng_writer_write_element_string(writer, - config_element_filter_expression, - filter_expression); - if (ret) { - goto end; - } - } - -end: - return ret; -} - -static int write_event_exclusions(struct mi_writer *writer, - struct lttng_event *event) -{ - int i; - int ret; - int exclusion_count; - - /* Open event exclusions */ - ret = mi_lttng_writer_open_element(writer, config_element_exclusions); - if (ret) { - goto end; - } - - exclusion_count = lttng_event_get_exclusion_name_count(event); - if (exclusion_count < 0) { - ret = exclusion_count; - goto end; - } - - for (i = 0; i < exclusion_count; i++) { - const char *name; - - ret = lttng_event_get_exclusion_name(event, i, &name); - if (ret) { - /* Close exclusions */ - mi_lttng_writer_close_element(writer); - goto end; - } - - ret = mi_lttng_writer_write_element_string(writer, - config_element_exclusion, name); - if (ret) { - /* Close exclusions */ - mi_lttng_writer_close_element(writer); - goto end; - } - } - - /* Close exclusions */ - ret = mi_lttng_writer_close_element(writer); - -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_event_tracepoint_loglevel(struct mi_writer *writer, - struct lttng_event *event, enum lttng_domain_type domain) -{ - int ret; - - /* Event loglevel */ - ret = mi_lttng_writer_write_element_string(writer, - config_element_loglevel, - mi_lttng_loglevel_string(event->loglevel, domain)); - if (ret) { - goto end; - } - - /* Log level type */ - ret = mi_lttng_writer_write_element_string(writer, - config_element_loglevel_type, - mi_lttng_logleveltype_string(event->loglevel_type)); - if (ret) { - goto end; - } - - /* Event exclusions */ - ret = write_event_exclusions(writer, event); - -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_event_tracepoint_no_loglevel(struct mi_writer *writer, - struct lttng_event *event) -{ - /* event exclusion filter */ - return write_event_exclusions(writer, event); -} - -LTTNG_HIDDEN -int mi_lttng_event_function_probe(struct mi_writer *writer, - struct lttng_event *event) -{ - int ret; - - ret = mi_lttng_writer_open_element(writer, config_element_attributes); - if (ret) { - goto end; - } - - ret = mi_lttng_writer_open_element(writer, config_element_probe_attributes); - if (ret) { - goto end; - } - - if (event->attr.probe.addr != 0) { - /* event probe address */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - config_element_address, event->attr.probe.addr); - if (ret) { - goto end; - } - } else { - /* event probe offset */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - config_element_offset, event->attr.probe.offset); - if (ret) { - goto end; - } - - /* event probe symbol_name */ - ret = mi_lttng_writer_write_element_string(writer, - config_element_symbol_name, event->attr.probe.symbol_name); - if (ret) { - goto end; - } - } - - /* Close probe_attributes and attributes */ - ret = mi_lttng_close_multi_element(writer, 2); -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_event_userspace_probe(struct mi_writer *writer, - struct lttng_event *event) -{ - int ret; - const struct lttng_userspace_probe_location *location; - const struct lttng_userspace_probe_location_lookup_method *lookup_method; - enum lttng_userspace_probe_location_lookup_method_type lookup_type; - - location = lttng_event_get_userspace_probe_location(event); - if (!location) { - ret = -LTTNG_ERR_INVALID; - goto end; - } - - lookup_method = lttng_userspace_probe_location_get_lookup_method(location); - if (!lookup_method) { - ret = -LTTNG_ERR_INVALID; - goto end; - } - - lookup_type = lttng_userspace_probe_location_lookup_method_get_type(lookup_method); - - ret = mi_lttng_writer_open_element(writer, config_element_attributes); - if (ret) { - goto end; - } - - switch (lttng_userspace_probe_location_get_type(location)) { - case LTTNG_USERSPACE_PROBE_LOCATION_TYPE_FUNCTION: - { - const char *function_name; - const char *binary_path; - - ret = mi_lttng_writer_open_element(writer, - config_element_userspace_probe_function_attributes); - if (ret) { - goto end; - } - - switch (lookup_type) { - case LTTNG_USERSPACE_PROBE_LOCATION_LOOKUP_METHOD_TYPE_FUNCTION_ELF: - ret = mi_lttng_writer_write_element_string(writer, - config_element_userspace_probe_lookup, - config_element_userspace_probe_lookup_function_elf); - if (ret) { - goto end; - } - break; - case LTTNG_USERSPACE_PROBE_LOCATION_LOOKUP_METHOD_TYPE_FUNCTION_DEFAULT: - ret = mi_lttng_writer_write_element_string(writer, - config_element_userspace_probe_lookup, - config_element_userspace_probe_lookup_function_default); - if (ret) { - goto end; - } - break; - default: - goto end; - } - - binary_path = lttng_userspace_probe_location_function_get_binary_path(location); - ret = mi_lttng_writer_write_element_string(writer, - config_element_userspace_probe_location_binary_path, binary_path); - if (ret) { - goto end; - } - - function_name = lttng_userspace_probe_location_function_get_function_name(location); - ret = mi_lttng_writer_write_element_string(writer, - config_element_userspace_probe_function_location_function_name, - function_name); - if (ret) { - goto end; - } - - break; - } - case LTTNG_USERSPACE_PROBE_LOCATION_TYPE_TRACEPOINT: - { - const char *probe_name, *provider_name; - const char *binary_path; - - ret = mi_lttng_writer_open_element(writer, - config_element_userspace_probe_function_attributes); - if (ret) { - goto end; - } - - switch (lookup_type) { - case LTTNG_USERSPACE_PROBE_LOCATION_LOOKUP_METHOD_TYPE_TRACEPOINT_SDT: - ret = mi_lttng_writer_write_element_string(writer, - config_element_userspace_probe_lookup, - config_element_userspace_probe_lookup_tracepoint_sdt); - if (ret) { - goto end; - } - break; - default: - goto end; - } - - binary_path = lttng_userspace_probe_location_tracepoint_get_binary_path(location); - ret = mi_lttng_writer_write_element_string(writer, - config_element_userspace_probe_location_binary_path, - binary_path); - if (ret) { - goto end; - } - - provider_name = lttng_userspace_probe_location_tracepoint_get_provider_name(location); - ret = mi_lttng_writer_write_element_string(writer, - config_element_userspace_probe_tracepoint_location_provider_name, - provider_name); - if (ret) { - goto end; - } - - probe_name = lttng_userspace_probe_location_tracepoint_get_probe_name(location); - ret = mi_lttng_writer_write_element_string(writer, - config_element_userspace_probe_tracepoint_location_probe_name, probe_name); - if (ret) { - goto end; - } - break; - } - default: - ERR("Invalid probe type encountered"); - } - /* Close probe_attributes and attributes */ - ret = mi_lttng_close_multi_element(writer, 2); -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_event_function_entry(struct mi_writer *writer, - struct lttng_event *event) -{ - int ret; - - ret = mi_lttng_writer_open_element(writer, config_element_attributes); - if (ret) { - goto end; - } - - ret = mi_lttng_writer_open_element(writer, config_element_probe_attributes); - if (ret) { - goto end; - } - - /* event probe symbol_name */ - ret = mi_lttng_writer_write_element_string(writer, - config_element_symbol_name, event->attr.ftrace.symbol_name); - if (ret) { - goto end; - } - - /* Close function_attributes and attributes */ - ret = mi_lttng_close_multi_element(writer, 2); -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_events_open(struct mi_writer *writer) -{ - return mi_lttng_writer_open_element(writer, config_element_events); -} - -LTTNG_HIDDEN -int mi_lttng_event(struct mi_writer *writer, - struct lttng_event *event, int is_open, enum lttng_domain_type domain) -{ - int ret; - - ret = mi_lttng_event_common_attributes(writer, event); - if (ret) { - goto end; - } - - switch (event->type) { - case LTTNG_EVENT_TRACEPOINT: - { - if (event->loglevel != -1) { - ret = mi_lttng_event_tracepoint_loglevel(writer, event, domain); - } else { - ret = mi_lttng_event_tracepoint_no_loglevel(writer, event); - } - break; - } - case LTTNG_EVENT_FUNCTION: - /* Fallthrough */ - case LTTNG_EVENT_PROBE: - ret = mi_lttng_event_function_probe(writer, event); - break; - case LTTNG_EVENT_FUNCTION_ENTRY: - ret = mi_lttng_event_function_entry(writer, event); - break; - case LTTNG_EVENT_USERSPACE_PROBE: - ret = mi_lttng_event_userspace_probe(writer, event); - break; - case LTTNG_EVENT_ALL: - /* Fallthrough */ - default: - break; - } - - if (ret) { - goto end; - } - - if (!is_open) { - ret = mi_lttng_writer_close_element(writer); - } - -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_trackers_open(struct mi_writer *writer) -{ - return mi_lttng_writer_open_element(writer, config_element_trackers); -} - -LTTNG_HIDDEN -int mi_lttng_pid_tracker_open(struct mi_writer *writer) -{ - int ret; - - /* Open element pid_tracker */ - ret = mi_lttng_writer_open_element(writer, config_element_pid_tracker); - if (ret) { - goto end; - } - - /* Open targets element */ - ret = mi_lttng_targets_open(writer); -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_pids_open(struct mi_writer *writer) -{ - return mi_lttng_writer_open_element(writer, config_element_pids); -} - -/* - * TODO: move the listing of pid for user agent to process semantic on - * mi api bump. The use of process element break the mi api. - */ -LTTNG_HIDDEN -int mi_lttng_pid(struct mi_writer *writer, pid_t pid , const char *name, - int is_open) -{ - int ret; - - /* Open pid process */ - ret = mi_lttng_writer_open_element(writer, config_element_pid); - if (ret) { - goto end; - } - - /* Writing pid number */ - ret = mi_lttng_writer_write_element_signed_int(writer, - mi_lttng_element_pid_id, (int)pid); - if (ret) { - goto end; - } - - /* Writing name of the process */ - if (name) { - ret = mi_lttng_writer_write_element_string(writer, config_element_name, - name); - if (ret) { - goto end; - } - } - - if (!is_open) { - /* Closing Pid */ - ret = mi_lttng_writer_close_element(writer); - } - -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_targets_open(struct mi_writer *writer) -{ - return mi_lttng_writer_open_element(writer, - config_element_targets); -} - -LTTNG_HIDDEN -int mi_lttng_pid_target(struct mi_writer *writer, pid_t pid, int is_open) -{ - int ret; - - ret = mi_lttng_writer_open_element(writer, - config_element_target_pid); - if (ret) { - goto end; - } - - /* Writing pid number - * Special case for element all on track untrack command - * All pid is represented as wildcard * - */ - if ((int) pid == -1) { - ret = mi_lttng_writer_write_element_string(writer, - config_element_pid, - mi_lttng_element_track_untrack_all_wildcard); - } else { - ret = mi_lttng_writer_write_element_signed_int(writer, - config_element_pid, (int) pid); - } - if (ret) { - goto end; - } - - if (!is_open) { - ret = mi_lttng_writer_close_element(writer); - if (ret) { - goto end; - } - } - -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_event_fields_open(struct mi_writer *writer) -{ - return mi_lttng_writer_open_element(writer, mi_lttng_element_event_fields); -} - -LTTNG_HIDDEN -int mi_lttng_event_field(struct mi_writer *writer, - struct lttng_event_field *field) -{ - int ret; - - if (!field->field_name[0]) { - ret = 0; - goto end; - } - - /* Open field */ - ret = mi_lttng_writer_open_element(writer, mi_lttng_element_event_field); - if (ret) { - goto end; - } - - if (!field->field_name[0]) { - goto close; - } - - /* Name */ - ret = mi_lttng_writer_write_element_string(writer, config_element_name, - field->field_name); - if (ret) { - goto end; - } - - /* Type */ - ret = mi_lttng_writer_write_element_string(writer, config_element_type, - mi_lttng_eventfieldtype_string(field->type)); - if (ret) { - goto end; - } - - /* nowrite */ - ret = mi_lttng_writer_write_element_signed_int(writer, - mi_lttng_element_nowrite, field->nowrite); - if (ret) { - goto end; - } - -close: - /* Close field element */ - ret = mi_lttng_writer_close_element(writer); - -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_perf_counter_context(struct mi_writer *writer, - struct lttng_event_perf_counter_ctx *perf_context) -{ - int ret; - - /* Open perf_counter_context */ - ret = mi_lttng_writer_open_element(writer, - mi_lttng_element_perf_counter_context); - if (ret) { - goto end; - } - - /* Type */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - config_element_type, perf_context->type); - if (ret) { - goto end; - } - - /* Config */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - config_element_config, perf_context->config); - if (ret) { - goto end; - } - - /* Name of the perf counter */ - ret = mi_lttng_writer_write_element_string(writer, - config_element_name, perf_context->name); - if (ret) { - goto end; - } - - /* Close perf_counter_context */ - ret = mi_lttng_writer_close_element(writer); -end: - return ret; -} - -static -int mi_lttng_app_context(struct mi_writer *writer, - const char *provider_name, const char *ctx_name) -{ - int ret; - - /* Open app */ - ret = mi_lttng_writer_open_element(writer, - config_element_context_app); - if (ret) { - goto end; - } - - /* provider_name */ - ret = mi_lttng_writer_write_element_string(writer, - config_element_context_app_provider_name, - provider_name); - if (ret) { - goto end; - } - - /* ctx_name */ - ret = mi_lttng_writer_write_element_string(writer, - config_element_context_app_ctx_name, ctx_name); - if (ret) { - goto end; - } - - /* Close app */ - ret = mi_lttng_writer_close_element(writer); -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_context(struct mi_writer *writer, - struct lttng_event_context *context, int is_open) -{ - int ret; - - /* Open context */ - ret = mi_lttng_writer_open_element(writer , config_element_context); - if (ret) { - goto end; - } - - /* Special case for PERF_*_COUNTER - * print the lttng_event_perf_counter_ctx*/ - switch (context->ctx) { - case LTTNG_EVENT_CONTEXT_PERF_COUNTER: - case LTTNG_EVENT_CONTEXT_PERF_THREAD_COUNTER: - case LTTNG_EVENT_CONTEXT_PERF_CPU_COUNTER: - { - struct lttng_event_perf_counter_ctx *perf_context = - &context->u.perf_counter; - ret = mi_lttng_perf_counter_context(writer, perf_context); - if (ret) { - goto end; - } - break; - } - case LTTNG_EVENT_CONTEXT_APP_CONTEXT: - { - ret = mi_lttng_app_context(writer, - context->u.app_ctx.provider_name, - context->u.app_ctx.ctx_name); - if (ret) { - goto end; - } - break; - } - default: - { - const char *type_string = mi_lttng_event_contexttype_string( - context->ctx); - if (!type_string) { - ret = -LTTNG_ERR_INVALID; - goto end; - } - - /* Print context type */ - ret = mi_lttng_writer_write_element_string(writer, - config_element_type, type_string); - break; - } - } - - /* Close context */ - if (!is_open) { - ret = mi_lttng_writer_close_element(writer); - } - -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_snapshot_output_session_name(struct mi_writer *writer, - const char *session_name) -{ - int ret; - - /* Open session element */ - ret = mi_lttng_writer_open_element(writer, config_element_session); - if (ret) { - goto end; - } - - /* Snapshot output list for current session name */ - ret = mi_lttng_writer_write_element_string(writer, config_element_name, - session_name); - if (ret) { - goto end; - } - - /* Open element snapshots (sequence one snapshot) */ - ret = mi_lttng_writer_open_element(writer, mi_lttng_element_snapshots); - if (ret) { - goto end; - } - -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_snapshot_list_output(struct mi_writer *writer, - struct lttng_snapshot_output *output) -{ - int ret; - - /* Open element snapshot output */ - ret = mi_lttng_writer_open_element(writer, - mi_lttng_element_command_snapshot); - if (ret) { - goto end; - } - - /* ID of the snapshot output */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - mi_lttng_element_id, output->id); - if (ret) { - goto end; - } - - /* Name of the output */ - ret = mi_lttng_writer_write_element_string(writer, config_element_name, - output->name); - if (ret) { - goto end; - } - - /* Destination of the output (ctrl_url)*/ - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_snapshot_ctrl_url, output->ctrl_url); - if (ret) { - goto end; - } - - /* Destination of the output (data_url) */ - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_snapshot_data_url, output->data_url); - if (ret) { - goto end; - } - - /* total size of all stream combined */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - mi_lttng_element_snapshot_max_size, output->max_size); - if (ret) { - goto end; - } - - /* Close snapshot output element */ - ret = mi_lttng_writer_close_element(writer); - -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_snapshot_del_output(struct mi_writer *writer, int id, - const char *name, const char *current_session_name) -{ - int ret; - - /* Open element del_snapshot */ - ret = mi_lttng_writer_open_element(writer, - mi_lttng_element_command_snapshot); - if (ret) { - goto end; - } - - - if (id != UINT32_MAX) { - /* "Snapshot output "id" successfully deleted - * for "current_session_name" - * ID of the snapshot output - */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - mi_lttng_element_id, id); - if (ret) { - goto end; - } - } else { - /* "Snapshot output "name" successfully deleted - * for session "current_session_name" - * Name of the output - */ - ret = mi_lttng_writer_write_element_string(writer, config_element_name, - name); - if (ret) { - goto end; - } - } - - /* Snapshot was deleted for session "current_session_name"*/ - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_snapshot_session_name, - current_session_name); - if (ret) { - goto end; - } - - /* Close snapshot element */ - ret = mi_lttng_writer_close_element(writer); - -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_snapshot_add_output(struct mi_writer *writer, - const char *current_session_name, const char *n_ptr, - struct lttng_snapshot_output *output) -{ - int ret; - - /* Open element snapshot */ - ret = mi_lttng_writer_open_element(writer, - mi_lttng_element_command_snapshot); - if (ret) { - goto end; - } - - /* Snapshot output id */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - mi_lttng_element_id, output->id); - if (ret) { - goto end; - } - - /* Snapshot output names */ - ret = mi_lttng_writer_write_element_string(writer, - config_element_name, n_ptr); - if (ret) { - goto end; - } - - /* Destination of the output (ctrl_url)*/ - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_snapshot_ctrl_url, output->ctrl_url); - if (ret) { - goto end; - } - - /* Snapshot added for session "current_session_name"*/ - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_snapshot_session_name, current_session_name); - if (ret) { - goto end; - } - - /* total size of all stream combined */ - ret = mi_lttng_writer_write_element_unsigned_int(writer, - mi_lttng_element_snapshot_max_size, output->max_size); - if (ret) { - goto end; - } - - /* Close snapshot element */ - ret = mi_lttng_writer_close_element(writer); - -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_snapshot_record(struct mi_writer *writer, - const char *current_session_name, const char *url, - const char *cmdline_ctrl_url, const char *cmdline_data_url) -{ - int ret; - - /* Open element snapshot */ - ret = mi_lttng_writer_open_element(writer, - mi_lttng_element_command_snapshot); - if (ret) { - goto end; - } - - /* - * If a valid an URL was given, serialize it, - * else take the command line data and ctrl urls*/ - if (url) { - /* Destination of the output (ctrl_url)*/ - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_snapshot_ctrl_url, url); - if (ret) { - goto end; - } - } else if (cmdline_ctrl_url) { - /* Destination of the output (ctrl_url)*/ - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_snapshot_ctrl_url, cmdline_ctrl_url); - if (ret) { - goto end; - } - - /* Destination of the output (data_url) */ - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_snapshot_data_url, cmdline_data_url); - if (ret) { - goto end; - } - } - - /* Close record_snapshot element */ - ret = mi_lttng_writer_close_element(writer); - -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_rotation_schedule(struct mi_writer *writer, - const struct lttng_rotation_schedule *schedule) -{ - int ret = 0; - enum lttng_rotation_status status; - uint64_t value; - const char *element_name; - const char *value_name; - bool empty_schedule = false; - - switch (lttng_rotation_schedule_get_type(schedule)) { - case LTTNG_ROTATION_SCHEDULE_TYPE_PERIODIC: - status = lttng_rotation_schedule_periodic_get_period(schedule, - &value); - element_name = mi_lttng_element_rotation_schedule_periodic; - value_name = mi_lttng_element_rotation_schedule_periodic_time_us; - break; - case LTTNG_ROTATION_SCHEDULE_TYPE_SIZE_THRESHOLD: - status = lttng_rotation_schedule_size_threshold_get_threshold( - schedule, &value); - element_name = mi_lttng_element_rotation_schedule_size_threshold; - value_name = mi_lttng_element_rotation_schedule_size_threshold_bytes; - break; - default: - ret = -1; - goto end; - } - - if (status != LTTNG_ROTATION_STATUS_OK) { - if (status == LTTNG_ROTATION_STATUS_UNAVAILABLE) { - empty_schedule = true; - } else { - ret = -1; - goto end; - } - } - - ret = mi_lttng_writer_open_element(writer, element_name); - if (ret) { - goto end; - } - - if (!empty_schedule) { - ret = mi_lttng_writer_write_element_unsigned_int(writer, - value_name, value); - if (ret) { - goto end; - } - } - - /* Close schedule descriptor element. */ - ret = mi_lttng_writer_close_element(writer); - if (ret) { - goto end; - } -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_rotation_schedule_result(struct mi_writer *writer, - const struct lttng_rotation_schedule *schedule, - bool success) -{ - int ret = 0; - - ret = mi_lttng_writer_open_element(writer, - mi_lttng_element_rotation_schedule_result); - if (ret) { - goto end; - } - - ret = mi_lttng_writer_open_element(writer, - mi_lttng_element_rotation_schedule); - if (ret) { - goto end; - } - - ret = mi_lttng_rotation_schedule(writer, schedule); - if (ret) { - goto end; - } - - /* Close rotation_schedule element */ - ret = mi_lttng_writer_close_element(writer); - if (ret) { - goto end; - } - - ret = mi_lttng_writer_write_element_bool(writer, - mi_lttng_element_command_success, success); - if (ret) { - goto end; - } - - /* Close rotation_schedule_result element */ - ret = mi_lttng_writer_close_element(writer); - if (ret) { - goto end; - } -end: - return ret; -} - -static -int mi_lttng_location(struct mi_writer *writer, - const struct lttng_trace_archive_location *location) -{ - int ret = 0; - enum lttng_trace_archive_location_type location_type; - enum lttng_trace_archive_location_status status; - - location_type = lttng_trace_archive_location_get_type(location); - - switch (location_type) { - case LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_LOCAL: - { - const char *absolute_path; - - status = lttng_trace_archive_location_local_get_absolute_path( - location, &absolute_path); - if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { - ret = -1; - goto end; - } - - ret = mi_lttng_writer_open_element(writer, - mi_lttng_element_rotation_location_local); - if (ret) { - goto end; - } - - - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_rotation_location_local_absolute_path, - absolute_path); - if (ret) { - goto end; - } - - /* Close local element */ - ret = mi_lttng_writer_close_element(writer); - if (ret) { - goto end; - } - break; - } - case LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_RELAY: - { - uint16_t control_port, data_port; - const char *host, *relative_path; - enum lttng_trace_archive_location_relay_protocol_type protocol; - - /* Fetch all relay location parameters. */ - status = lttng_trace_archive_location_relay_get_protocol_type( - location, &protocol); - if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { - ret = -1; - goto end; - } - - status = lttng_trace_archive_location_relay_get_host( - location, &host); - if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { - ret = -1; - goto end; - } - - status = lttng_trace_archive_location_relay_get_control_port( - location, &control_port); - if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { - ret = -1; - goto end; - } - - status = lttng_trace_archive_location_relay_get_data_port( - location, &data_port); - if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { - ret = -1; - goto end; - } - - status = lttng_trace_archive_location_relay_get_relative_path( - location, &relative_path); - if (status != LTTNG_TRACE_ARCHIVE_LOCATION_STATUS_OK) { - ret = -1; - goto end; - } - - ret = mi_lttng_writer_open_element(writer, - mi_lttng_element_rotation_location_relay); - if (ret) { - goto end; - } - - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_rotation_location_relay_host, - host); - if (ret) { - goto end; - } - - ret = mi_lttng_writer_write_element_unsigned_int(writer, - mi_lttng_element_rotation_location_relay_control_port, - control_port); - if (ret) { - goto end; - } - - ret = mi_lttng_writer_write_element_unsigned_int(writer, - mi_lttng_element_rotation_location_relay_data_port, - data_port); - if (ret) { - goto end; - } - - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_rotation_location_relay_protocol, - mi_lttng_trace_archive_location_relay_protocol_type_string(protocol)); - if (ret) { - goto end; - } - - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_rotation_location_relay_relative_path, - relative_path); - if (ret) { - goto end; - } - - /* Close relay element */ - ret = mi_lttng_writer_close_element(writer); - if (ret) { - goto end; - } - break; - } - default: - abort(); - } -end: - return ret; -} - -LTTNG_HIDDEN -int mi_lttng_rotate(struct mi_writer *writer, - const char *session_name, - enum lttng_rotation_state rotation_state, - const struct lttng_trace_archive_location *location) -{ - int ret; - - ret = mi_lttng_writer_open_element(writer, - mi_lttng_element_rotation); - if (ret) { - goto end; - } - - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_session_name, - session_name); - if (ret) { - goto end; - } - - ret = mi_lttng_writer_write_element_string(writer, - mi_lttng_element_rotation_state, - mi_lttng_rotation_state_string(rotation_state)); - if (ret) { - goto end; - } - - if (!location) { - /* Not a serialization error. */ - goto close_rotation; - } - - ret = mi_lttng_writer_open_element(writer, - mi_lttng_element_rotation_location); - if (ret) { - goto end; - } - - ret = mi_lttng_location(writer, location); - if (ret) { - goto close_location; - } - -close_location: - /* Close location element */ - ret = mi_lttng_writer_close_element(writer); - if (ret) { - goto end; - } - -close_rotation: - /* Close rotation element */ - ret = mi_lttng_writer_close_element(writer); - if (ret) { - goto end; - } -end: - return ret; -}