src/basic/unit-def.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 /***
   3   Copyright 2010 Lennart Poettering
   4 ***/
   5
   6 #include "alloc-util.h"
   7 #include "bus-label.h"
   8 #include "string-table.h"
   9 #include "unit-def.h"
  10 #include "unit-name.h"
  11
  12 char *unit_dbus_path_from_name(const char *name) {
  13         _cleanup_free_ char *e = NULL;
  14
  15         assert(name);
  16
  17         e = bus_label_escape(name);
  18         if (!e)
  19                 return NULL;
  20
  21         return strappend("/org/freedesktop/systemd1/unit/", e);
  22 }
  23
  24 int unit_name_from_dbus_path(const char *path, char **name) {
  25         const char *e;
  26         char *n;
  27
  28         e = startswith(path, "/org/freedesktop/systemd1/unit/");
  29         if (!e)
  30                 return -EINVAL;
  31
  32         n = bus_label_unescape(e);
  33         if (!n)
  34                 return -ENOMEM;
  35
  36         *name = n;
  37         return 0;
  38 }
  39
  40 const char* unit_dbus_interface_from_type(UnitType t) {
  41
  42         static const char *const table[_UNIT_TYPE_MAX] = {
  43                 [UNIT_SERVICE] = "org.freedesktop.systemd1.Service",
  44                 [UNIT_SOCKET] = "org.freedesktop.systemd1.Socket",
  45                 [UNIT_TARGET] = "org.freedesktop.systemd1.Target",
  46                 [UNIT_DEVICE] = "org.freedesktop.systemd1.Device",
  47                 [UNIT_MOUNT] = "org.freedesktop.systemd1.Mount",
  48                 [UNIT_AUTOMOUNT] = "org.freedesktop.systemd1.Automount",
  49                 [UNIT_SWAP] = "org.freedesktop.systemd1.Swap",
  50                 [UNIT_TIMER] = "org.freedesktop.systemd1.Timer",
  51                 [UNIT_PATH] = "org.freedesktop.systemd1.Path",
  52                 [UNIT_SLICE] = "org.freedesktop.systemd1.Slice",
  53                 [UNIT_SCOPE] = "org.freedesktop.systemd1.Scope",
  54         };
  55
  56         if (t < 0)
  57                 return NULL;
  58         if (t >= _UNIT_TYPE_MAX)
  59                 return NULL;
  60
  61         return table[t];
  62 }
  63
  64 const char *unit_dbus_interface_from_name(const char *name) {
  65         UnitType t;
  66
  67         t = unit_name_to_type(name);
  68         if (t < 0)
  69                 return NULL;
  70
  71         return unit_dbus_interface_from_type(t);
  72 }
  73
  74 static const char* const unit_type_table[_UNIT_TYPE_MAX] = {
  75         [UNIT_SERVICE] = "service",
  76         [UNIT_SOCKET] = "socket",
  77         [UNIT_TARGET] = "target",
  78         [UNIT_DEVICE] = "device",
  79         [UNIT_MOUNT] = "mount",
  80         [UNIT_AUTOMOUNT] = "automount",
  81         [UNIT_SWAP] = "swap",
  82         [UNIT_TIMER] = "timer",
  83         [UNIT_PATH] = "path",
  84         [UNIT_SLICE] = "slice",
  85         [UNIT_SCOPE] = "scope",
  86 };
  87
  88 DEFINE_STRING_TABLE_LOOKUP(unit_type, UnitType);
  89
  90 static const char* const unit_load_state_table[_UNIT_LOAD_STATE_MAX] = {
  91         [UNIT_STUB] = "stub",
  92         [UNIT_LOADED] = "loaded",
  93         [UNIT_NOT_FOUND] = "not-found",
  94         [UNIT_BAD_SETTING] = "bad-setting",
  95         [UNIT_ERROR] = "error",
  96         [UNIT_MERGED] = "merged",
  97         [UNIT_MASKED] = "masked"
  98 };
  99
 100 DEFINE_STRING_TABLE_LOOKUP(unit_load_state, UnitLoadState);
 101
 102 static const char* const unit_active_state_table[_UNIT_ACTIVE_STATE_MAX] = {
 103         [UNIT_ACTIVE] = "active",
 104         [UNIT_RELOADING] = "reloading",
 105         [UNIT_INACTIVE] = "inactive",
 106         [UNIT_FAILED] = "failed",
 107         [UNIT_ACTIVATING] = "activating",
 108         [UNIT_DEACTIVATING] = "deactivating"
 109 };
 110
 111 DEFINE_STRING_TABLE_LOOKUP(unit_active_state, UnitActiveState);
 112
 113 static const char* const automount_state_table[_AUTOMOUNT_STATE_MAX] = {
 114         [AUTOMOUNT_DEAD] = "dead",
 115         [AUTOMOUNT_WAITING] = "waiting",
 116         [AUTOMOUNT_RUNNING] = "running",
 117         [AUTOMOUNT_FAILED] = "failed"
 118 };
 119
 120 DEFINE_STRING_TABLE_LOOKUP(automount_state, AutomountState);
 121
 122 static const char* const device_state_table[_DEVICE_STATE_MAX] = {
 123         [DEVICE_DEAD] = "dead",
 124         [DEVICE_TENTATIVE] = "tentative",
 125         [DEVICE_PLUGGED] = "plugged",
 126 };
 127
 128 DEFINE_STRING_TABLE_LOOKUP(device_state, DeviceState);
 129
 130 static const char* const mount_state_table[_MOUNT_STATE_MAX] = {
 131         [MOUNT_DEAD] = "dead",
 132         [MOUNT_MOUNTING] = "mounting",
 133         [MOUNT_MOUNTING_DONE] = "mounting-done",
 134         [MOUNT_MOUNTED] = "mounted",
 135         [MOUNT_REMOUNTING] = "remounting",
 136         [MOUNT_UNMOUNTING] = "unmounting",
 137         [MOUNT_REMOUNTING_SIGTERM] = "remounting-sigterm",
 138         [MOUNT_REMOUNTING_SIGKILL] = "remounting-sigkill",
 139         [MOUNT_UNMOUNTING_SIGTERM] = "unmounting-sigterm",
 140         [MOUNT_UNMOUNTING_SIGKILL] = "unmounting-sigkill",
 141         [MOUNT_FAILED] = "failed"
 142 };
 143
 144 DEFINE_STRING_TABLE_LOOKUP(mount_state, MountState);
 145
 146 static const char* const path_state_table[_PATH_STATE_MAX] = {
 147         [PATH_DEAD] = "dead",
 148         [PATH_WAITING] = "waiting",
 149         [PATH_RUNNING] = "running",
 150         [PATH_FAILED] = "failed"
 151 };
 152
 153 DEFINE_STRING_TABLE_LOOKUP(path_state, PathState);
 154
 155 static const char* const scope_state_table[_SCOPE_STATE_MAX] = {
 156         [SCOPE_DEAD] = "dead",
 157         [SCOPE_RUNNING] = "running",
 158         [SCOPE_ABANDONED] = "abandoned",
 159         [SCOPE_STOP_SIGTERM] = "stop-sigterm",
 160         [SCOPE_STOP_SIGKILL] = "stop-sigkill",
 161         [SCOPE_FAILED] = "failed",
 162 };
 163
 164 DEFINE_STRING_TABLE_LOOKUP(scope_state, ScopeState);
 165
 166 static const char* const service_state_table[_SERVICE_STATE_MAX] = {
 167         [SERVICE_DEAD] = "dead",
 168         [SERVICE_START_PRE] = "start-pre",
 169         [SERVICE_START] = "start",
 170         [SERVICE_START_POST] = "start-post",
 171         [SERVICE_RUNNING] = "running",
 172         [SERVICE_EXITED] = "exited",
 173         [SERVICE_RELOAD] = "reload",
 174         [SERVICE_STOP] = "stop",
 175         [SERVICE_STOP_SIGABRT] = "stop-sigabrt",
 176         [SERVICE_STOP_SIGTERM] = "stop-sigterm",
 177         [SERVICE_STOP_SIGKILL] = "stop-sigkill",
 178         [SERVICE_STOP_POST] = "stop-post",
 179         [SERVICE_FINAL_SIGTERM] = "final-sigterm",
 180         [SERVICE_FINAL_SIGKILL] = "final-sigkill",
 181         [SERVICE_FAILED] = "failed",
 182         [SERVICE_AUTO_RESTART] = "auto-restart",
 183 };
 184
 185 DEFINE_STRING_TABLE_LOOKUP(service_state, ServiceState);
 186
 187 static const char* const slice_state_table[_SLICE_STATE_MAX] = {
 188         [SLICE_DEAD] = "dead",
 189         [SLICE_ACTIVE] = "active"
 190 };
 191
 192 DEFINE_STRING_TABLE_LOOKUP(slice_state, SliceState);
 193
 194 static const char* const socket_state_table[_SOCKET_STATE_MAX] = {
 195         [SOCKET_DEAD] = "dead",
 196         [SOCKET_START_PRE] = "start-pre",
 197         [SOCKET_START_CHOWN] = "start-chown",
 198         [SOCKET_START_POST] = "start-post",
 199         [SOCKET_LISTENING] = "listening",
 200         [SOCKET_RUNNING] = "running",
 201         [SOCKET_STOP_PRE] = "stop-pre",
 202         [SOCKET_STOP_PRE_SIGTERM] = "stop-pre-sigterm",
 203         [SOCKET_STOP_PRE_SIGKILL] = "stop-pre-sigkill",
 204         [SOCKET_STOP_POST] = "stop-post",
 205         [SOCKET_FINAL_SIGTERM] = "final-sigterm",
 206         [SOCKET_FINAL_SIGKILL] = "final-sigkill",
 207         [SOCKET_FAILED] = "failed"
 208 };
 209
 210 DEFINE_STRING_TABLE_LOOKUP(socket_state, SocketState);
 211
 212 static const char* const swap_state_table[_SWAP_STATE_MAX] = {
 213         [SWAP_DEAD] = "dead",
 214         [SWAP_ACTIVATING] = "activating",
 215         [SWAP_ACTIVATING_DONE] = "activating-done",
 216         [SWAP_ACTIVE] = "active",
 217         [SWAP_DEACTIVATING] = "deactivating",
 218         [SWAP_DEACTIVATING_SIGTERM] = "deactivating-sigterm",
 219         [SWAP_DEACTIVATING_SIGKILL] = "deactivating-sigkill",
 220         [SWAP_FAILED] = "failed"
 221 };
 222
 223 DEFINE_STRING_TABLE_LOOKUP(swap_state, SwapState);
 224
 225 static const char* const target_state_table[_TARGET_STATE_MAX] = {
 226         [TARGET_DEAD] = "dead",
 227         [TARGET_ACTIVE] = "active"
 228 };
 229
 230 DEFINE_STRING_TABLE_LOOKUP(target_state, TargetState);
 231
 232 static const char* const timer_state_table[_TIMER_STATE_MAX] = {
 233         [TIMER_DEAD] = "dead",
 234         [TIMER_WAITING] = "waiting",
 235         [TIMER_RUNNING] = "running",
 236         [TIMER_ELAPSED] = "elapsed",
 237         [TIMER_FAILED] = "failed"
 238 };
 239
 240 DEFINE_STRING_TABLE_LOOKUP(timer_state, TimerState);
 241
 242 static const char* const unit_dependency_table[_UNIT_DEPENDENCY_MAX] = {
 243         [UNIT_REQUIRES] = "Requires",
 244         [UNIT_REQUISITE] = "Requisite",
 245         [UNIT_WANTS] = "Wants",
 246         [UNIT_BINDS_TO] = "BindsTo",
 247         [UNIT_PART_OF] = "PartOf",
 248         [UNIT_REQUIRED_BY] = "RequiredBy",
 249         [UNIT_REQUISITE_OF] = "RequisiteOf",
 250         [UNIT_WANTED_BY] = "WantedBy",
 251         [UNIT_BOUND_BY] = "BoundBy",
 252         [UNIT_CONSISTS_OF] = "ConsistsOf",
 253         [UNIT_CONFLICTS] = "Conflicts",
 254         [UNIT_CONFLICTED_BY] = "ConflictedBy",
 255         [UNIT_BEFORE] = "Before",
 256         [UNIT_AFTER] = "After",
 257         [UNIT_ON_FAILURE] = "OnFailure",
 258         [UNIT_TRIGGERS] = "Triggers",
 259         [UNIT_TRIGGERED_BY] = "TriggeredBy",
 260         [UNIT_PROPAGATES_RELOAD_TO] = "PropagatesReloadTo",
 261         [UNIT_RELOAD_PROPAGATED_FROM] = "ReloadPropagatedFrom",
 262         [UNIT_JOINS_NAMESPACE_OF] = "JoinsNamespaceOf",
 263         [UNIT_REFERENCES] = "References",
 264         [UNIT_REFERENCED_BY] = "ReferencedBy",
 265 };
 266
 267 DEFINE_STRING_TABLE_LOOKUP(unit_dependency, UnitDependency);
 268
 269 static const char* const notify_access_table[_NOTIFY_ACCESS_MAX] = {
 270         [NOTIFY_NONE] = "none",
 271         [NOTIFY_MAIN] = "main",
 272         [NOTIFY_EXEC] = "exec",
 273         [NOTIFY_ALL] = "all"
 274 };
 275
 276 DEFINE_STRING_TABLE_LOOKUP(notify_access, NotifyAccess);