From: Ivan Kruglov Date: Thu, 6 Mar 2025 16:40:49 +0000 (-0800) Subject: core: introduce io.systemd.Manager.Describe method X-Git-Tag: v258-rc1~636^2~1 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=736349958efe34089131ca88950e2e5bb391d36a;p=thirdparty%2Fsystemd.git core: introduce io.systemd.Manager.Describe method Let's extend pid1's varlink interface and add a Describe method to get the global Manager object information as a JSON object (io.systemd.Manager.Describe). Because the new varlink interface should be available on both the user managers and the system manager, we also make the necessary changes to expose a varlink server on user managers. --- diff --git a/src/core/manager-serialize.c b/src/core/manager-serialize.c index 28bf7f5f7bc..e0199a3727d 100644 --- a/src/core/manager-serialize.c +++ b/src/core/manager-serialize.c @@ -485,7 +485,7 @@ int manager_deserialize(Manager *m, FILE *f, FDSet *fds) { if (r < 0) return r; } else if ((val = startswith(l, "varlink-server-socket-address="))) { - if (!m->varlink_server && MANAGER_IS_SYSTEM(m)) { + if (!m->varlink_server) { r = manager_setup_varlink_server(m); if (r < 0) { log_warning_errno(r, "Failed to setup varlink server, ignoring: %m"); diff --git a/src/core/manager-varlink.c b/src/core/manager-varlink.c new file mode 100644 index 00000000000..c124b2fc9fc --- /dev/null +++ b/src/core/manager-varlink.c @@ -0,0 +1,171 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include + +#include "build.h" +#include "confidential-virt.h" +#include "json-util.h" +#include "manager-varlink.h" +#include "manager.h" +#include "syslog-util.h" +#include "taint.h" +#include "version.h" +#include "varlink-common.h" +#include "virt.h" +#include "watchdog.h" + +static int manager_environment_build_json(sd_json_variant **ret, const char *name, void *userdata) { + _cleanup_strv_free_ char **l = NULL; + Manager *m = ASSERT_PTR(userdata); + int r; + + assert(ret); + + r = manager_get_effective_environment(m, &l); + if (r < 0) + return r; + + if (strv_isempty(l)) { + *ret = NULL; + return 0; + } + + return sd_json_variant_new_array_strv(ret, l); +} + +static int manager_context_build_json(sd_json_variant **ret, const char *name, void *userdata) { + Manager *m = ASSERT_PTR(userdata); + _cleanup_strv_free_ char **taints = NULL; + + taints = taint_strv(); + if (!taints) + return -ENOMEM; + + return sd_json_buildo(ASSERT_PTR(ret), + SD_JSON_BUILD_PAIR_STRING("Version", GIT_VERSION), + SD_JSON_BUILD_PAIR_STRING("Architecture", architecture_to_string(uname_architecture())), + SD_JSON_BUILD_PAIR_STRING("Features", systemd_features), + JSON_BUILD_PAIR_STRV_NON_EMPTY("Taints", taints), + SD_JSON_BUILD_PAIR_STRV("UnitPath", m->lookup_paths.search_path), + JSON_BUILD_PAIR_STRV_NON_EMPTY("Environment", m->transient_environment), + SD_JSON_BUILD_PAIR_STRING("DefaultStandardOutput", exec_output_to_string(m->defaults.std_output)), + SD_JSON_BUILD_PAIR_STRING("DefaultStandardError", exec_output_to_string(m->defaults.std_error)), + SD_JSON_BUILD_PAIR_BOOLEAN("ServiceWatchdogs", m->service_watchdogs), + JSON_BUILD_PAIR_FINITE_USEC("DefaultTimerAccuracyUSec", m->defaults.timer_accuracy_usec), + JSON_BUILD_PAIR_FINITE_USEC("DefaultTimeoutStartUSec", m->defaults.timeout_start_usec), + JSON_BUILD_PAIR_FINITE_USEC("DefaultTimeoutStopUSec", m->defaults.timeout_stop_usec), + JSON_BUILD_PAIR_FINITE_USEC("DefaultTimeoutAbortUSec", manager_default_timeout_abort_usec(m)), + JSON_BUILD_PAIR_FINITE_USEC("DefaultDeviceTimeoutUSec", m->defaults.device_timeout_usec), + JSON_BUILD_PAIR_FINITE_USEC("DefaultRestartUSec", m->defaults.restart_usec), + JSON_BUILD_PAIR_RATELIMIT("DefaultStartLimit", &m->defaults.start_limit), + SD_JSON_BUILD_PAIR_BOOLEAN("DefaultCPUAccounting", m->defaults.cpu_accounting), + SD_JSON_BUILD_PAIR_BOOLEAN("DefaultBlockIOAccounting", m->defaults.blockio_accounting), + SD_JSON_BUILD_PAIR_BOOLEAN("DefaultIOAccounting", m->defaults.io_accounting), + SD_JSON_BUILD_PAIR_BOOLEAN("DefaultIPAccounting", m->defaults.ip_accounting), + SD_JSON_BUILD_PAIR_BOOLEAN("DefaultMemoryAccounting", m->defaults.memory_accounting), + SD_JSON_BUILD_PAIR_BOOLEAN("DefaultTasksAccounting", m->defaults.tasks_accounting), + SD_JSON_BUILD_PAIR_CALLBACK("DefaultLimits", rlimit_table_build_json, m->defaults.rlimit), + SD_JSON_BUILD_PAIR_UNSIGNED("DefaultTasksMax", cgroup_tasks_max_resolve(&m->defaults.tasks_max)), + JSON_BUILD_PAIR_FINITE_USEC("DefaultMemoryPressureThresholdUSec", m->defaults.memory_pressure_threshold_usec), + SD_JSON_BUILD_PAIR_STRING("DefaultMemoryPressureWatch", cgroup_pressure_watch_to_string(m->defaults.memory_pressure_watch)), + JSON_BUILD_PAIR_FINITE_USEC("TimerSlackNSec", (uint64_t) prctl(PR_GET_TIMERSLACK)), + SD_JSON_BUILD_PAIR_STRING("DefaultOOMPolicy", oom_policy_to_string(m->defaults.oom_policy)), + SD_JSON_BUILD_PAIR_INTEGER("DefaultOOMScoreAdjust", m->defaults.oom_score_adjust), + SD_JSON_BUILD_PAIR_STRING("CtrlAltDelBurstAction", emergency_action_to_string(m->cad_burst_action))); +} + +static int log_level_build_runtime_json(sd_json_variant **ret, const char *name, void *userdata) { + _cleanup_(sd_json_variant_unrefp) sd_json_variant *v = NULL; + int log_max_level = log_get_max_level(); + int r; + + assert(ret); + + for (LogTarget log_target = 0; log_target < _LOG_TARGET_SINGLE_MAX; log_target++) { + _cleanup_free_ char *log_level_string = NULL; + + int target_max_level = log_get_target_max_level(log_target); + const char *log_target_string = log_target_to_string(log_target); + + int log_level = MIN(log_max_level, target_max_level); + r = log_level_to_string_alloc(log_level, &log_level_string); + if (r < 0) + return r; + + r = sd_json_variant_set_field_string(&v, log_target_string, log_level_string); + if (r < 0) + return r; + } + + *ret = TAKE_PTR(v); + return 0; +} + +static int manager_runtime_build_json(sd_json_variant **ret, const char *name, void *userdata) { + Manager *m = ASSERT_PTR(userdata); + dual_timestamp watchdog_last_ping; + + return sd_json_buildo(ASSERT_PTR(ret), + SD_JSON_BUILD_PAIR_STRING("Virtualization", virtualization_to_string(detect_virtualization())), + SD_JSON_BUILD_PAIR_STRING("ConfidentialVirtualization", confidential_virtualization_to_string(detect_confidential_virtualization())), + JSON_BUILD_PAIR_STRING_NON_EMPTY("ConfirmSpawn", manager_get_confirm_spawn(m)), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("FirmwareTimestamp", &m->timestamps[MANAGER_TIMESTAMP_FIRMWARE]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("LoaderTimestamp", &m->timestamps[MANAGER_TIMESTAMP_LOADER]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("KernelTimestamp", &m->timestamps[MANAGER_TIMESTAMP_KERNEL]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("InitRDTimestamp", &m->timestamps[MANAGER_TIMESTAMP_INITRD]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("UserspaceTimestamp", &m->timestamps[MANAGER_TIMESTAMP_USERSPACE]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("FinishTimestamp", &m->timestamps[MANAGER_TIMESTAMP_FINISH]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("SecurityStartTimestamp", &m->timestamps[MANAGER_TIMESTAMP_SECURITY_START]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("SecurityFinishTimestamp", &m->timestamps[MANAGER_TIMESTAMP_SECURITY_FINISH]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("GeneratorsStartTimestamp", &m->timestamps[MANAGER_TIMESTAMP_GENERATORS_START]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("GeneratorsFinishTimestamp", &m->timestamps[MANAGER_TIMESTAMP_GENERATORS_FINISH]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("UnitsLoadStartTimestamp", &m->timestamps[MANAGER_TIMESTAMP_UNITS_LOAD_START]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("UnitsLoadFinishTimestamp", &m->timestamps[MANAGER_TIMESTAMP_UNITS_LOAD_FINISH]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("UnitsLoadTimestamp", &m->timestamps[MANAGER_TIMESTAMP_UNITS_LOAD]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("InitRDSecurityStartTimestamp", &m->timestamps[MANAGER_TIMESTAMP_INITRD_SECURITY_START]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("InitRDSecurityFinishTimestamp", &m->timestamps[MANAGER_TIMESTAMP_INITRD_SECURITY_FINISH]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("InitRDGeneratorsStartTimestamp", &m->timestamps[MANAGER_TIMESTAMP_INITRD_GENERATORS_START]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("InitRDGeneratorsFinishTimestamp", &m->timestamps[MANAGER_TIMESTAMP_INITRD_GENERATORS_FINISH]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("InitRDUnitsLoadStartTimestamp", &m->timestamps[MANAGER_TIMESTAMP_INITRD_UNITS_LOAD_START]), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("InitRDUnitsLoadFinishTimestamp", &m->timestamps[MANAGER_TIMESTAMP_INITRD_UNITS_LOAD_FINISH]), + SD_JSON_BUILD_PAIR_BOOLEAN("ShowStatus", manager_get_show_status_on(m)), + JSON_BUILD_PAIR_CALLBACK_NON_NULL("LogLevel", log_level_build_runtime_json, m), + SD_JSON_BUILD_PAIR_STRING("LogTarget", log_target_to_string(log_get_target())), + SD_JSON_BUILD_PAIR_UNSIGNED("NNames", hashmap_size(m->units)), + SD_JSON_BUILD_PAIR_UNSIGNED("NFailedUnits", set_size(m->failed_units)), + SD_JSON_BUILD_PAIR_UNSIGNED("NJobs", hashmap_size(m->jobs)), + SD_JSON_BUILD_PAIR_UNSIGNED("NInstalledJobs", m->n_installed_jobs), + SD_JSON_BUILD_PAIR_UNSIGNED("NFailedJobs", m->n_failed_jobs), + SD_JSON_BUILD_PAIR_REAL("Progress", manager_get_progress(m)), + JSON_BUILD_PAIR_CALLBACK_NON_NULL("Environment", manager_environment_build_json, m), + JSON_BUILD_PAIR_STRING_NON_EMPTY("WatchdogDevice", watchdog_get_device()), + JSON_BUILD_PAIR_DUAL_TIMESTAMP_NON_NULL("WatchdogLastPingTimestamp", watchdog_get_last_ping_as_dual_timestamp(&watchdog_last_ping)), + JSON_BUILD_PAIR_STRING_NON_EMPTY("ControlGroup", m->cgroup_root), + SD_JSON_BUILD_PAIR_STRING("SystemState", manager_state_to_string(manager_state(m))), + SD_JSON_BUILD_PAIR_UNSIGNED("ExitCode", m->return_value), + JSON_BUILD_PAIR_FINITE_USEC("RuntimeWatchdogUSec", manager_get_watchdog(m, WATCHDOG_RUNTIME)), + JSON_BUILD_PAIR_FINITE_USEC("RuntimeWatchdogPreUSec", manager_get_watchdog(m, WATCHDOG_PRETIMEOUT)), + JSON_BUILD_PAIR_STRING_NON_EMPTY("RuntimeWatchdogPreGovernor", m->watchdog_pretimeout_governor), + JSON_BUILD_PAIR_FINITE_USEC("RebootWatchdogUSec", manager_get_watchdog(m, WATCHDOG_REBOOT)), + JSON_BUILD_PAIR_FINITE_USEC("KExecWatchdogUSec", manager_get_watchdog(m, WATCHDOG_KEXEC)), + SD_JSON_BUILD_PAIR_UNSIGNED("SoftRebootsCount", m->soft_reboots_count)); +} + +int vl_method_describe_manager(sd_varlink *link, sd_json_variant *parameters, sd_varlink_method_flags_t flags, void *userdata) { + _cleanup_(sd_json_variant_unrefp) sd_json_variant *v = NULL; + Manager *manager = ASSERT_PTR(userdata); + int r; + + assert(parameters); + + if (sd_json_variant_elements(parameters) > 0) + return sd_varlink_error_invalid_parameter(link, parameters); + + r = sd_json_buildo(&v, + SD_JSON_BUILD_PAIR_CALLBACK("Context", manager_context_build_json, manager), + SD_JSON_BUILD_PAIR_CALLBACK("Runtime", manager_runtime_build_json, manager)); + if (r < 0) + return log_error_errno(r, "Failed to build manager JSON data: %m"); + + return sd_varlink_reply(link, v); +} diff --git a/src/core/manager-varlink.h b/src/core/manager-varlink.h new file mode 100644 index 00000000000..52be44502b4 --- /dev/null +++ b/src/core/manager-varlink.h @@ -0,0 +1,7 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +#pragma once + +#include "sd-json.h" +#include "sd-varlink.h" + +int vl_method_describe_manager(sd_varlink *link, sd_json_variant *parameters, sd_varlink_method_flags_t flags, void *userdata); diff --git a/src/core/meson.build b/src/core/meson.build index c40893223de..659dc9b7ea5 100644 --- a/src/core/meson.build +++ b/src/core/meson.build @@ -43,6 +43,7 @@ libcore_sources = files( 'load-fragment.c', 'manager-dump.c', 'manager-serialize.c', + 'manager-varlink.c', 'manager.c', 'mount.c', 'namespace.c', diff --git a/src/core/varlink.c b/src/core/varlink.c index c555b2721af..40b988aec51 100644 --- a/src/core/varlink.c +++ b/src/core/varlink.c @@ -3,17 +3,21 @@ #include "sd-varlink.h" #include "dynamic-user.h" +#include "format-util.h" #include "json-util.h" #include "manager.h" +#include "manager-varlink.h" #include "mkdir-label.h" #include "strv.h" #include "unit.h" #include "user-util.h" #include "varlink.h" #include "varlink-internal.h" +#include "varlink-io.systemd.Manager.h" #include "varlink-io.systemd.ManagedOOM.h" #include "varlink-io.systemd.UserDatabase.h" #include "varlink-io.systemd.service.h" +#include "varlink-serialize.h" #include "varlink-util.h" typedef struct LookupParameters { @@ -593,35 +597,50 @@ int manager_setup_varlink_server(Manager *m) { if (m->varlink_server) return 0; - if (!MANAGER_IS_SYSTEM(m)) - return -EINVAL; + sd_varlink_server_flags_t flags = SD_VARLINK_SERVER_INHERIT_USERDATA; + if (MANAGER_IS_SYSTEM(m)) + flags |= SD_VARLINK_SERVER_ACCOUNT_UID; - r = varlink_server_new(&s, SD_VARLINK_SERVER_ACCOUNT_UID|SD_VARLINK_SERVER_INHERIT_USERDATA, m); + r = varlink_server_new(&s, flags, m); if (r < 0) return log_debug_errno(r, "Failed to allocate Varlink server: %m"); r = sd_varlink_server_add_interface_many( s, - &vl_interface_io_systemd_UserDatabase, - &vl_interface_io_systemd_ManagedOOM, + &vl_interface_io_systemd_Manager, &vl_interface_io_systemd_service); if (r < 0) return log_debug_errno(r, "Failed to add interfaces to varlink server: %m"); r = sd_varlink_server_bind_method_many( s, - "io.systemd.UserDatabase.GetUserRecord", vl_method_get_user_record, - "io.systemd.UserDatabase.GetGroupRecord", vl_method_get_group_record, - "io.systemd.UserDatabase.GetMemberships", vl_method_get_memberships, - "io.systemd.ManagedOOM.SubscribeManagedOOMCGroups", vl_method_subscribe_managed_oom_cgroups, + "io.systemd.Manager.Describe", vl_method_describe_manager, "io.systemd.service.Ping", varlink_method_ping, "io.systemd.service.GetEnvironment", varlink_method_get_environment); if (r < 0) return log_debug_errno(r, "Failed to register varlink methods: %m"); - r = sd_varlink_server_bind_disconnect(s, vl_disconnect); - if (r < 0) - return log_debug_errno(r, "Failed to register varlink disconnect handler: %m"); + if (MANAGER_IS_SYSTEM(m)) { + r = sd_varlink_server_add_interface_many( + s, + &vl_interface_io_systemd_UserDatabase, + &vl_interface_io_systemd_ManagedOOM); + if (r < 0) + return log_debug_errno(r, "Failed to add interfaces to varlink server: %m"); + + r = sd_varlink_server_bind_method_many( + s, + "io.systemd.UserDatabase.GetUserRecord", vl_method_get_user_record, + "io.systemd.UserDatabase.GetGroupRecord", vl_method_get_group_record, + "io.systemd.UserDatabase.GetMemberships", vl_method_get_memberships, + "io.systemd.ManagedOOM.SubscribeManagedOOMCGroups", vl_method_subscribe_managed_oom_cgroups); + if (r < 0) + return log_debug_errno(r, "Failed to register varlink methods: %m"); + + r = sd_varlink_server_bind_disconnect(s, vl_disconnect); + if (r < 0) + return log_debug_errno(r, "Failed to register varlink disconnect handler: %m"); + } r = sd_varlink_server_attach_event(s, m->event, EVENT_PRIORITY_IPC); if (r < 0) @@ -645,24 +664,15 @@ static int manager_varlink_init_system(Manager *m) { bool fresh = r > 0; if (!MANAGER_IS_TEST_RUN(m)) { - (void) mkdir_label("/run/systemd/userdb", 0755); - - FOREACH_STRING(address, "/run/systemd/userdb/io.systemd.DynamicUser", VARLINK_ADDR_PATH_MANAGED_OOM_SYSTEM) { - if (!fresh) { - /* We might have got sockets through deserialization. Do not bind to them twice. */ - - bool found = false; - LIST_FOREACH(sockets, ss, m->varlink_server->sockets) - if (path_equal(ss->address, address)) { - found = true; - break; - } - - if (found) - continue; - } + FOREACH_STRING(address, + "/run/systemd/userdb/io.systemd.DynamicUser", + VARLINK_ADDR_PATH_MANAGED_OOM_SYSTEM, + "/run/systemd/io.systemd.Manager") { + /* We might have got sockets through deserialization. Do not bind to them twice. */ + if (!fresh && varlink_server_contains_socket(m->varlink_server, address)) + continue; - r = sd_varlink_server_listen_address(m->varlink_server, address, 0666); + r = sd_varlink_server_listen_address(m->varlink_server, address, 0666 | SD_VARLINK_SERVER_MODE_MKDIR_0755); if (r < 0) return log_error_errno(r, "Failed to bind to varlink socket '%s': %m", address); } @@ -672,6 +682,8 @@ static int manager_varlink_init_system(Manager *m) { } static int manager_varlink_init_user(Manager *m) { + int r; + assert(m); if (!MANAGER_IS_USER(m)) @@ -680,6 +692,26 @@ static int manager_varlink_init_user(Manager *m) { if (MANAGER_IS_TEST_RUN(m)) return 0; + r = manager_setup_varlink_server(m); + if (r < 0) + return log_error_errno(r, "Failed to set up varlink server: %m"); + bool fresh = r > 0; + + FOREACH_STRING(a, + "systemd/io.systemd.Manager") { + _cleanup_free_ char *address = NULL; + address = path_join(m->prefix[EXEC_DIRECTORY_RUNTIME], a); + if (!address) + return -ENOMEM; + /* We might have got sockets through deserialization. Do not bind to them twice. */ + if (!fresh && varlink_server_contains_socket(m->varlink_server, address)) + continue; + + r = sd_varlink_server_listen_address(m->varlink_server, address, 0666 | SD_VARLINK_SERVER_MODE_MKDIR_0755); + if (r < 0) + return log_error_errno(r, "Failed to bind to varlink socket '%s': %m", address); + } + return manager_varlink_managed_oom_connect(m); } diff --git a/src/shared/meson.build b/src/shared/meson.build index c25715c71d2..dfcbc136f7a 100644 --- a/src/shared/meson.build +++ b/src/shared/meson.build @@ -194,6 +194,7 @@ shared_sources = files( 'varlink-io.systemd.Machine.c', 'varlink-io.systemd.MachineImage.c', 'varlink-io.systemd.ManagedOOM.c', + 'varlink-io.systemd.Manager.c', 'varlink-io.systemd.MountFileSystem.c', 'varlink-io.systemd.NamespaceResource.c', 'varlink-io.systemd.Network.c', diff --git a/src/shared/varlink-io.systemd.Manager.c b/src/shared/varlink-io.systemd.Manager.c new file mode 100644 index 00000000000..bc6a6077460 --- /dev/null +++ b/src/shared/varlink-io.systemd.Manager.c @@ -0,0 +1,191 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include "build.h" +#include "varlink-idl-common.h" +#include "varlink-io.systemd.Manager.h" + +static SD_VARLINK_DEFINE_STRUCT_TYPE( + LogLevelStruct, + SD_VARLINK_FIELD_COMMENT("'console' target log level"), + SD_VARLINK_DEFINE_FIELD(console, SD_VARLINK_STRING, 0), + SD_VARLINK_FIELD_COMMENT("'kmsg' target log level"), + SD_VARLINK_DEFINE_FIELD(kmsg, SD_VARLINK_STRING, 0), + SD_VARLINK_FIELD_COMMENT("'syslog' target log level"), + SD_VARLINK_DEFINE_FIELD(syslog, SD_VARLINK_STRING, 0), + SD_VARLINK_FIELD_COMMENT("'journal' target log level"), + SD_VARLINK_DEFINE_FIELD(journal, SD_VARLINK_STRING, 0)); + +/* The split between ManagerContext and ManagerRuntime follows the rule: + * - Context is what cannot change once configuration is loaded. You can think about context settings as constants. + * - Runtime is changable settings at runtime, in other words - variables. */ + +static SD_VARLINK_DEFINE_STRUCT_TYPE( + ManagerContext, + SD_VARLINK_FIELD_COMMENT("The version string of the running systemd instance"), + SD_VARLINK_DEFINE_FIELD(Version, SD_VARLINK_STRING, 0), + SD_VARLINK_FIELD_COMMENT("A short ID string describing the architecture the systemd instance is running on"), + SD_VARLINK_DEFINE_FIELD(Architecture, SD_VARLINK_STRING, 0), + SD_VARLINK_FIELD_COMMENT("The features that have been enabled and disabled for this build"), + SD_VARLINK_DEFINE_FIELD(Features, SD_VARLINK_STRING, 0), + SD_VARLINK_FIELD_COMMENT("An array of strings describing the taints applied to the running system"), + SD_VARLINK_DEFINE_FIELD(Taints, SD_VARLINK_STRING, SD_VARLINK_ARRAY|SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("The unit search path"), + SD_VARLINK_DEFINE_FIELD(UnitPath, SD_VARLINK_STRING, SD_VARLINK_ARRAY), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/latest/systemd-system.conf.html#ManagerEnvironment="), + SD_VARLINK_DEFINE_FIELD(Environment, SD_VARLINK_STRING, SD_VARLINK_ARRAY|SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultStandardOutput="), + SD_VARLINK_DEFINE_FIELD(DefaultStandardOutput, SD_VARLINK_STRING, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultStandardError="), + SD_VARLINK_DEFINE_FIELD(DefaultStandardError, SD_VARLINK_STRING, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#ServiceWatchdogs="), + SD_VARLINK_DEFINE_FIELD(ServiceWatchdogs, SD_VARLINK_BOOL, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultTimerAccuracySec="), + SD_VARLINK_DEFINE_FIELD(DefaultTimerAccuracyUSec, SD_VARLINK_INT, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultTimeoutStartSec="), + SD_VARLINK_DEFINE_FIELD(DefaultTimeoutStartUSec, SD_VARLINK_INT, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultTimeoutStopSec="), + SD_VARLINK_DEFINE_FIELD(DefaultTimeoutStopUSec, SD_VARLINK_INT, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultTimeoutAbortSec="), + SD_VARLINK_DEFINE_FIELD(DefaultTimeoutAbortUSec, SD_VARLINK_INT, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultDeviceTimeoutSec="), + SD_VARLINK_DEFINE_FIELD(DefaultDeviceTimeoutUSec, SD_VARLINK_INT, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultRestartSec="), + SD_VARLINK_DEFINE_FIELD(DefaultRestartUSec, SD_VARLINK_INT, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultStartLimit="), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(DefaultStartLimit, RateLimit, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultCPUAccounting="), + SD_VARLINK_DEFINE_FIELD(DefaultCPUAccounting, SD_VARLINK_BOOL, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultBlockIOAccounting="), + SD_VARLINK_DEFINE_FIELD(DefaultBlockIOAccounting, SD_VARLINK_BOOL, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultIOAccounting="), + SD_VARLINK_DEFINE_FIELD(DefaultIOAccounting, SD_VARLINK_BOOL, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultIPAccounting="), + SD_VARLINK_DEFINE_FIELD(DefaultIPAccounting, SD_VARLINK_BOOL, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultMemoryAccounting="), + SD_VARLINK_DEFINE_FIELD(DefaultMemoryAccounting, SD_VARLINK_BOOL, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultTasksAccounting="), + SD_VARLINK_DEFINE_FIELD(DefaultTasksAccounting, SD_VARLINK_BOOL, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultLimitCPU="), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(DefaultLimits, ResourceLimitTable, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultTasksMax="), + SD_VARLINK_DEFINE_FIELD(DefaultTasksMax, SD_VARLINK_INT, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultMemoryPressureThresholdUSec="), + SD_VARLINK_DEFINE_FIELD(DefaultMemoryPressureThresholdUSec, SD_VARLINK_INT, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultMemoryPressureWatch="), + SD_VARLINK_DEFINE_FIELD(DefaultMemoryPressureWatch, SD_VARLINK_STRING, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#TimerSlackNSec="), + SD_VARLINK_DEFINE_FIELD(TimerSlackNSec, SD_VARLINK_INT, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultOOMPolicy="), + SD_VARLINK_DEFINE_FIELD(DefaultOOMPolicy, SD_VARLINK_STRING, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#DefaultOOMScoreAdjust="), + SD_VARLINK_DEFINE_FIELD(DefaultOOMScoreAdjust, SD_VARLINK_INT, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#CtrlAltDelBurstAction="), + SD_VARLINK_DEFINE_FIELD(CtrlAltDelBurstAction, SD_VARLINK_STRING, 0)); + +static SD_VARLINK_DEFINE_STRUCT_TYPE( + ManagerRuntime, + SD_VARLINK_FIELD_COMMENT("A short ID string describing the virtualization technology the system runs in"), + SD_VARLINK_DEFINE_FIELD(Virtualization, SD_VARLINK_STRING, 0), + SD_VARLINK_FIELD_COMMENT("A short ID string describing the confidential virtualization technology the system runs in"), + SD_VARLINK_DEFINE_FIELD(ConfidentialVirtualization, SD_VARLINK_STRING, 0), + SD_VARLINK_FIELD_COMMENT("The console on which systemd asks for confirmation when spawning processes"), + SD_VARLINK_DEFINE_FIELD(ConfirmSpawn, SD_VARLINK_STRING, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the firmware first began execution"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(FirmwareTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the boot loader first began execution"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(LoaderTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the kernel first began execution"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(KernelTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the initrd first began execution"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(InitRDTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the initrd first began execution"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(UserspaceTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the system finished booting up"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(FinishTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the manager started uploading security policies to the kernel"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(SecurityStartTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the manager finished uploading security policies to the kernel"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(SecurityFinishTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the manager started executing generators"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(GeneratorsStartTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the manager finished executing generators"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(GeneratorsFinishTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the manager first started loading units"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(UnitsLoadStartTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the manager first finished loading units"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(UnitsLoadFinishTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the manager last started loading units"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(UnitsLoadTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the manager started uploading security policies to the kernel in the initrd"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(InitRDSecurityStartTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the manager finished uploading security policies to the kernel in the initrd"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(InitRDSecurityFinishTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the manager started executing generators in the initrd"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(InitRDGeneratorsStartTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the manager finished executing generators in the initrd"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(InitRDGeneratorsFinishTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the manager first started loading units in the initrd"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(InitRDUnitsLoadStartTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the manager first finished loading units in the initrd"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(InitRDUnitsLoadFinishTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("The current show status of the manager"), + SD_VARLINK_DEFINE_FIELD(ShowStatus, SD_VARLINK_BOOL, 0), + SD_VARLINK_FIELD_COMMENT("The current log level of the manager"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(LogLevel, LogLevelStruct, 0), + SD_VARLINK_FIELD_COMMENT("The current log target of the manager"), + SD_VARLINK_DEFINE_FIELD(LogTarget, SD_VARLINK_STRING, 0), + SD_VARLINK_FIELD_COMMENT("The amount of unique unit names currently loaded"), + SD_VARLINK_DEFINE_FIELD(NNames, SD_VARLINK_INT, 0), + SD_VARLINK_FIELD_COMMENT("The amount of failed units"), + SD_VARLINK_DEFINE_FIELD(NFailedUnits, SD_VARLINK_INT, 0), + SD_VARLINK_FIELD_COMMENT("The amount of currently queued jobs"), + SD_VARLINK_DEFINE_FIELD(NJobs, SD_VARLINK_INT, 0), + SD_VARLINK_FIELD_COMMENT("The total amount of queued jobs"), + SD_VARLINK_DEFINE_FIELD(NInstalledJobs, SD_VARLINK_INT, 0), + SD_VARLINK_FIELD_COMMENT("The total amount of failed jobs"), + SD_VARLINK_DEFINE_FIELD(NFailedJobs, SD_VARLINK_INT, 0), + SD_VARLINK_FIELD_COMMENT("Boot progress as a floating point value between 0.0 and 1.0"), + SD_VARLINK_DEFINE_FIELD(Progress, SD_VARLINK_FLOAT, 0), + SD_VARLINK_FIELD_COMMENT("The manager environment variables"), + SD_VARLINK_DEFINE_FIELD(Environment, SD_VARLINK_STRING, SD_VARLINK_ARRAY), + SD_VARLINK_FIELD_COMMENT("The hardware watchdog device currently in use"), + SD_VARLINK_DEFINE_FIELD(WatchdogDevice, SD_VARLINK_STRING, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Timestamp when the hardware watchdog was last pinged"), + SD_VARLINK_DEFINE_FIELD_BY_TYPE(WatchdogLastPingTimestamp, Timestamp, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Root of the control group hierarchy that the manager is running in"), + SD_VARLINK_DEFINE_FIELD(ControlGroup, SD_VARLINK_STRING, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Current state of the system"), + SD_VARLINK_DEFINE_FIELD(SystemState, SD_VARLINK_STRING, 0), + SD_VARLINK_FIELD_COMMENT("Exit code of the manager"), + SD_VARLINK_DEFINE_FIELD(ExitCode, SD_VARLINK_INT, 0), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#RuntimeWatchdogSec="), + SD_VARLINK_DEFINE_FIELD(RuntimeWatchdogUSec, SD_VARLINK_INT, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#RuntimeWatchdogPreSec="), + SD_VARLINK_DEFINE_FIELD(RuntimeWatchdogPreUSec, SD_VARLINK_INT, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#RuntimeWatchdogPreGovernor="), + SD_VARLINK_DEFINE_FIELD(RuntimeWatchdogPreGovernor, SD_VARLINK_STRING, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#RebootWatchdogSec="), + SD_VARLINK_DEFINE_FIELD(RebootWatchdogUSec, SD_VARLINK_INT, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("https://www.freedesktop.org/software/systemd/man/"PROJECT_VERSION_STR"/systemd-system.conf.html#KExecWatchdogSec="), + SD_VARLINK_DEFINE_FIELD(KExecWatchdogUSec, SD_VARLINK_INT, SD_VARLINK_NULLABLE), + SD_VARLINK_FIELD_COMMENT("Encodes how many soft-reboots were successfully completed"), + SD_VARLINK_DEFINE_FIELD(SoftRebootsCount, SD_VARLINK_INT, 0)); + +static SD_VARLINK_DEFINE_METHOD( + Describe, + SD_VARLINK_FIELD_COMMENT("Configuration of the manager"), + SD_VARLINK_DEFINE_OUTPUT_BY_TYPE(Context, ManagerContext, 0), + SD_VARLINK_FIELD_COMMENT("Runtime information of the manager"), + SD_VARLINK_DEFINE_OUTPUT_BY_TYPE(Runtime, ManagerRuntime, 0)); + +SD_VARLINK_DEFINE_INTERFACE( + io_systemd_Manager, + "io.systemd.Manager", + &vl_method_Describe, + &vl_type_ManagerContext, + &vl_type_ManagerRuntime, + &vl_type_Timestamp, + &vl_type_ResourceLimit, + &vl_type_ResourceLimitTable, + &vl_type_RateLimit, + &vl_type_LogLevelStruct); diff --git a/src/shared/varlink-io.systemd.Manager.h b/src/shared/varlink-io.systemd.Manager.h new file mode 100644 index 00000000000..ce411888f92 --- /dev/null +++ b/src/shared/varlink-io.systemd.Manager.h @@ -0,0 +1,6 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +#pragma once + +#include "sd-varlink-idl.h" + +extern const sd_varlink_interface vl_interface_io_systemd_Manager;