diff options
Diffstat (limited to 'src/basic/unit-def.c')
| -rw-r--r-- | src/basic/unit-def.c | 338 |
1 files changed, 338 insertions, 0 deletions
diff --git a/src/basic/unit-def.c b/src/basic/unit-def.c new file mode 100644 index 0000000..908c0cd --- /dev/null +++ b/src/basic/unit-def.c @@ -0,0 +1,338 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include "alloc-util.h" +#include "bus-label.h" +#include "string-table.h" +#include "unit-def.h" +#include "unit-name.h" + +char *unit_dbus_path_from_name(const char *name) { + _cleanup_free_ char *e = NULL; + + assert(name); + + e = bus_label_escape(name); + if (!e) + return NULL; + + return strjoin("/org/freedesktop/systemd1/unit/", e); +} + +int unit_name_from_dbus_path(const char *path, char **name) { + const char *e; + char *n; + + e = startswith(path, "/org/freedesktop/systemd1/unit/"); + if (!e) + return -EINVAL; + + n = bus_label_unescape(e); + if (!n) + return -ENOMEM; + + *name = n; + return 0; +} + +const char* unit_dbus_interface_from_type(UnitType t) { + + static const char *const table[_UNIT_TYPE_MAX] = { + [UNIT_SERVICE] = "org.freedesktop.systemd1.Service", + [UNIT_SOCKET] = "org.freedesktop.systemd1.Socket", + [UNIT_TARGET] = "org.freedesktop.systemd1.Target", + [UNIT_DEVICE] = "org.freedesktop.systemd1.Device", + [UNIT_MOUNT] = "org.freedesktop.systemd1.Mount", + [UNIT_AUTOMOUNT] = "org.freedesktop.systemd1.Automount", + [UNIT_SWAP] = "org.freedesktop.systemd1.Swap", + [UNIT_TIMER] = "org.freedesktop.systemd1.Timer", + [UNIT_PATH] = "org.freedesktop.systemd1.Path", + [UNIT_SLICE] = "org.freedesktop.systemd1.Slice", + [UNIT_SCOPE] = "org.freedesktop.systemd1.Scope", + }; + + if (t < 0) + return NULL; + if (t >= _UNIT_TYPE_MAX) + return NULL; + + return table[t]; +} + +const char *unit_dbus_interface_from_name(const char *name) { + UnitType t; + + t = unit_name_to_type(name); + if (t < 0) + return NULL; + + return unit_dbus_interface_from_type(t); +} + +const char* unit_type_to_capitalized_string(UnitType t) { + const char *di = unit_dbus_interface_from_type(t); + if (!di) + return NULL; + + return ASSERT_PTR(startswith(di, "org.freedesktop.systemd1.")); +} + +static const char* const unit_type_table[_UNIT_TYPE_MAX] = { + [UNIT_SERVICE] = "service", + [UNIT_SOCKET] = "socket", + [UNIT_TARGET] = "target", + [UNIT_DEVICE] = "device", + [UNIT_MOUNT] = "mount", + [UNIT_AUTOMOUNT] = "automount", + [UNIT_SWAP] = "swap", + [UNIT_TIMER] = "timer", + [UNIT_PATH] = "path", + [UNIT_SLICE] = "slice", + [UNIT_SCOPE] = "scope", +}; + +DEFINE_STRING_TABLE_LOOKUP(unit_type, UnitType); + +static const char* const unit_load_state_table[_UNIT_LOAD_STATE_MAX] = { + [UNIT_STUB] = "stub", + [UNIT_LOADED] = "loaded", + [UNIT_NOT_FOUND] = "not-found", + [UNIT_BAD_SETTING] = "bad-setting", + [UNIT_ERROR] = "error", + [UNIT_MERGED] = "merged", + [UNIT_MASKED] = "masked" +}; + +DEFINE_STRING_TABLE_LOOKUP(unit_load_state, UnitLoadState); + +static const char* const unit_active_state_table[_UNIT_ACTIVE_STATE_MAX] = { + [UNIT_ACTIVE] = "active", + [UNIT_RELOADING] = "reloading", + [UNIT_INACTIVE] = "inactive", + [UNIT_FAILED] = "failed", + [UNIT_ACTIVATING] = "activating", + [UNIT_DEACTIVATING] = "deactivating", + [UNIT_MAINTENANCE] = "maintenance", +}; + +DEFINE_STRING_TABLE_LOOKUP(unit_active_state, UnitActiveState); + +static const char* const freezer_state_table[_FREEZER_STATE_MAX] = { + [FREEZER_RUNNING] = "running", + [FREEZER_FREEZING] = "freezing", + [FREEZER_FROZEN] = "frozen", + [FREEZER_THAWING] = "thawing", +}; + +DEFINE_STRING_TABLE_LOOKUP(freezer_state, FreezerState); + +static const char* const unit_marker_table[_UNIT_MARKER_MAX] = { + [UNIT_MARKER_NEEDS_RELOAD] = "needs-reload", + [UNIT_MARKER_NEEDS_RESTART] = "needs-restart", +}; + +DEFINE_STRING_TABLE_LOOKUP(unit_marker, UnitMarker); + +static const char* const automount_state_table[_AUTOMOUNT_STATE_MAX] = { + [AUTOMOUNT_DEAD] = "dead", + [AUTOMOUNT_WAITING] = "waiting", + [AUTOMOUNT_RUNNING] = "running", + [AUTOMOUNT_FAILED] = "failed" +}; + +DEFINE_STRING_TABLE_LOOKUP(automount_state, AutomountState); + +static const char* const device_state_table[_DEVICE_STATE_MAX] = { + [DEVICE_DEAD] = "dead", + [DEVICE_TENTATIVE] = "tentative", + [DEVICE_PLUGGED] = "plugged", +}; + +DEFINE_STRING_TABLE_LOOKUP(device_state, DeviceState); + +static const char* const mount_state_table[_MOUNT_STATE_MAX] = { + [MOUNT_DEAD] = "dead", + [MOUNT_MOUNTING] = "mounting", + [MOUNT_MOUNTING_DONE] = "mounting-done", + [MOUNT_MOUNTED] = "mounted", + [MOUNT_REMOUNTING] = "remounting", + [MOUNT_UNMOUNTING] = "unmounting", + [MOUNT_REMOUNTING_SIGTERM] = "remounting-sigterm", + [MOUNT_REMOUNTING_SIGKILL] = "remounting-sigkill", + [MOUNT_UNMOUNTING_SIGTERM] = "unmounting-sigterm", + [MOUNT_UNMOUNTING_SIGKILL] = "unmounting-sigkill", + [MOUNT_FAILED] = "failed", + [MOUNT_CLEANING] = "cleaning", +}; + +DEFINE_STRING_TABLE_LOOKUP(mount_state, MountState); + +static const char* const path_state_table[_PATH_STATE_MAX] = { + [PATH_DEAD] = "dead", + [PATH_WAITING] = "waiting", + [PATH_RUNNING] = "running", + [PATH_FAILED] = "failed" +}; + +DEFINE_STRING_TABLE_LOOKUP(path_state, PathState); + +static const char* const scope_state_table[_SCOPE_STATE_MAX] = { + [SCOPE_DEAD] = "dead", + [SCOPE_START_CHOWN] = "start-chown", + [SCOPE_RUNNING] = "running", + [SCOPE_ABANDONED] = "abandoned", + [SCOPE_STOP_SIGTERM] = "stop-sigterm", + [SCOPE_STOP_SIGKILL] = "stop-sigkill", + [SCOPE_FAILED] = "failed", +}; + +DEFINE_STRING_TABLE_LOOKUP(scope_state, ScopeState); + +static const char* const service_state_table[_SERVICE_STATE_MAX] = { + [SERVICE_DEAD] = "dead", + [SERVICE_CONDITION] = "condition", + [SERVICE_START_PRE] = "start-pre", + [SERVICE_START] = "start", + [SERVICE_START_POST] = "start-post", + [SERVICE_RUNNING] = "running", + [SERVICE_EXITED] = "exited", + [SERVICE_RELOAD] = "reload", + [SERVICE_RELOAD_SIGNAL] = "reload-signal", + [SERVICE_RELOAD_NOTIFY] = "reload-notify", + [SERVICE_STOP] = "stop", + [SERVICE_STOP_WATCHDOG] = "stop-watchdog", + [SERVICE_STOP_SIGTERM] = "stop-sigterm", + [SERVICE_STOP_SIGKILL] = "stop-sigkill", + [SERVICE_STOP_POST] = "stop-post", + [SERVICE_FINAL_WATCHDOG] = "final-watchdog", + [SERVICE_FINAL_SIGTERM] = "final-sigterm", + [SERVICE_FINAL_SIGKILL] = "final-sigkill", + [SERVICE_FAILED] = "failed", + [SERVICE_DEAD_BEFORE_AUTO_RESTART] = "dead-before-auto-restart", + [SERVICE_FAILED_BEFORE_AUTO_RESTART] = "failed-before-auto-restart", + [SERVICE_DEAD_RESOURCES_PINNED] = "dead-resources-pinned", + [SERVICE_AUTO_RESTART] = "auto-restart", + [SERVICE_AUTO_RESTART_QUEUED] = "auto-restart-queued", + [SERVICE_CLEANING] = "cleaning", +}; + +DEFINE_STRING_TABLE_LOOKUP(service_state, ServiceState); + +static const char* const slice_state_table[_SLICE_STATE_MAX] = { + [SLICE_DEAD] = "dead", + [SLICE_ACTIVE] = "active" +}; + +DEFINE_STRING_TABLE_LOOKUP(slice_state, SliceState); + +static const char* const socket_state_table[_SOCKET_STATE_MAX] = { + [SOCKET_DEAD] = "dead", + [SOCKET_START_PRE] = "start-pre", + [SOCKET_START_CHOWN] = "start-chown", + [SOCKET_START_POST] = "start-post", + [SOCKET_LISTENING] = "listening", + [SOCKET_RUNNING] = "running", + [SOCKET_STOP_PRE] = "stop-pre", + [SOCKET_STOP_PRE_SIGTERM] = "stop-pre-sigterm", + [SOCKET_STOP_PRE_SIGKILL] = "stop-pre-sigkill", + [SOCKET_STOP_POST] = "stop-post", + [SOCKET_FINAL_SIGTERM] = "final-sigterm", + [SOCKET_FINAL_SIGKILL] = "final-sigkill", + [SOCKET_FAILED] = "failed", + [SOCKET_CLEANING] = "cleaning", +}; + +DEFINE_STRING_TABLE_LOOKUP(socket_state, SocketState); + +static const char* const swap_state_table[_SWAP_STATE_MAX] = { + [SWAP_DEAD] = "dead", + [SWAP_ACTIVATING] = "activating", + [SWAP_ACTIVATING_DONE] = "activating-done", + [SWAP_ACTIVE] = "active", + [SWAP_DEACTIVATING] = "deactivating", + [SWAP_DEACTIVATING_SIGTERM] = "deactivating-sigterm", + [SWAP_DEACTIVATING_SIGKILL] = "deactivating-sigkill", + [SWAP_FAILED] = "failed", + [SWAP_CLEANING] = "cleaning", +}; + +DEFINE_STRING_TABLE_LOOKUP(swap_state, SwapState); + +static const char* const target_state_table[_TARGET_STATE_MAX] = { + [TARGET_DEAD] = "dead", + [TARGET_ACTIVE] = "active" +}; + +DEFINE_STRING_TABLE_LOOKUP(target_state, TargetState); + +static const char* const timer_state_table[_TIMER_STATE_MAX] = { + [TIMER_DEAD] = "dead", + [TIMER_WAITING] = "waiting", + [TIMER_RUNNING] = "running", + [TIMER_ELAPSED] = "elapsed", + [TIMER_FAILED] = "failed" +}; + +DEFINE_STRING_TABLE_LOOKUP(timer_state, TimerState); + +static const char* const unit_dependency_table[_UNIT_DEPENDENCY_MAX] = { + [UNIT_REQUIRES] = "Requires", + [UNIT_REQUISITE] = "Requisite", + [UNIT_WANTS] = "Wants", + [UNIT_BINDS_TO] = "BindsTo", + [UNIT_PART_OF] = "PartOf", + [UNIT_UPHOLDS] = "Upholds", + [UNIT_REQUIRED_BY] = "RequiredBy", + [UNIT_REQUISITE_OF] = "RequisiteOf", + [UNIT_WANTED_BY] = "WantedBy", + [UNIT_BOUND_BY] = "BoundBy", + [UNIT_UPHELD_BY] = "UpheldBy", + [UNIT_CONSISTS_OF] = "ConsistsOf", + [UNIT_CONFLICTS] = "Conflicts", + [UNIT_CONFLICTED_BY] = "ConflictedBy", + [UNIT_BEFORE] = "Before", + [UNIT_AFTER] = "After", + [UNIT_ON_SUCCESS] = "OnSuccess", + [UNIT_ON_SUCCESS_OF] = "OnSuccessOf", + [UNIT_ON_FAILURE] = "OnFailure", + [UNIT_ON_FAILURE_OF] = "OnFailureOf", + [UNIT_TRIGGERS] = "Triggers", + [UNIT_TRIGGERED_BY] = "TriggeredBy", + [UNIT_PROPAGATES_RELOAD_TO] = "PropagatesReloadTo", + [UNIT_RELOAD_PROPAGATED_FROM] = "ReloadPropagatedFrom", + [UNIT_PROPAGATES_STOP_TO] = "PropagatesStopTo", + [UNIT_STOP_PROPAGATED_FROM] = "StopPropagatedFrom", + [UNIT_JOINS_NAMESPACE_OF] = "JoinsNamespaceOf", + [UNIT_REFERENCES] = "References", + [UNIT_REFERENCED_BY] = "ReferencedBy", + [UNIT_IN_SLICE] = "InSlice", + [UNIT_SLICE_OF] = "SliceOf", +}; + +DEFINE_STRING_TABLE_LOOKUP(unit_dependency, UnitDependency); + +static const char* const notify_access_table[_NOTIFY_ACCESS_MAX] = { + [NOTIFY_NONE] = "none", + [NOTIFY_MAIN] = "main", + [NOTIFY_EXEC] = "exec", + [NOTIFY_ALL] = "all" +}; + +DEFINE_STRING_TABLE_LOOKUP(notify_access, NotifyAccess); + +SpecialGlyph unit_active_state_to_glyph(UnitActiveState state) { + static const SpecialGlyph map[_UNIT_ACTIVE_STATE_MAX] = { + [UNIT_ACTIVE] = SPECIAL_GLYPH_BLACK_CIRCLE, + [UNIT_RELOADING] = SPECIAL_GLYPH_CIRCLE_ARROW, + [UNIT_INACTIVE] = SPECIAL_GLYPH_WHITE_CIRCLE, + [UNIT_FAILED] = SPECIAL_GLYPH_MULTIPLICATION_SIGN, + [UNIT_ACTIVATING] = SPECIAL_GLYPH_BLACK_CIRCLE, + [UNIT_DEACTIVATING] = SPECIAL_GLYPH_BLACK_CIRCLE, + [UNIT_MAINTENANCE] = SPECIAL_GLYPH_WHITE_CIRCLE, + }; + + if (state < 0) + return _SPECIAL_GLYPH_INVALID; + + assert(state < _UNIT_ACTIVE_STATE_MAX); + return map[state]; +} |