diff options
Diffstat (limited to 'sd_daemon/exit-status.go')
| -rw-r--r-- | sd_daemon/exit-status.go | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/sd_daemon/exit-status.go b/sd_daemon/exit-status.go new file mode 100644 index 0000000..47c5745 --- /dev/null +++ b/sd_daemon/exit-status.go @@ -0,0 +1,90 @@ +// Copyright 2015-2016 Luke Shumaker +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package sd_daemon + +import ( + "fmt" + "os" +) + +// systemd daemon(7) recommends using the exit codes defined in the +// "LSB recomendations for SysV init scripts"[1]. +// +// [1]: http://refspecs.linuxbase.org/LSB_3.1.1/LSB-Core-generic/LSB-Core-generic/iniscrptact.html +const ( + EXIT_SUCCESS uint8 = 0 + EXIT_FAILURE uint8 = 1 + EXIT_INVALIDARGUMENT uint8 = 2 + EXIT_NOTIMPLEMENTED uint8 = 3 + EXIT_NOPERMISSION uint8 = 4 + EXIT_NOTINSTALLED uint8 = 5 + EXIT_NOTCONFIGURED uint8 = 6 + EXIT_NOTRUNNING uint8 = 7 + // 8- 99 are reserved for future LSB use + // 100-149 are reserved for distribution use + // 150-199 are reserved for application use + // 200-254 are reserved for init system use + // + // Therefore, the following are taken from systemd's + // `src/basic/exit-status.h` + EXIT_CHDIR uint8 = 200 + EXIT_NICE uint8 = 201 + EXIT_FDS uint8 = 202 + EXIT_EXEC uint8 = 203 + EXIT_MEMORY uint8 = 204 + EXIT_LIMITS uint8 = 205 + EXIT_OOM_ADJUST uint8 = 206 + EXIT_SIGNAL_MASK uint8 = 207 + EXIT_STDIN uint8 = 208 + EXIT_STDOUT uint8 = 209 + EXIT_CHROOT uint8 = 210 + EXIT_IOPRIO uint8 = 211 + EXIT_TIMERSLACK uint8 = 212 + EXIT_SECUREBITS uint8 = 213 + EXIT_SETSCHEDULER uint8 = 214 + EXIT_CPUAFFINITY uint8 = 215 + EXIT_GROUP uint8 = 216 + EXIT_USER uint8 = 217 + EXIT_CAPABILITIES uint8 = 218 + EXIT_CGROUP uint8 = 219 + EXIT_SETSID uint8 = 220 + EXIT_CONFIRM uint8 = 221 + EXIT_STDERR uint8 = 222 + _EXIT_RESERVED uint8 = 223 // used to be tcpwrap don't reuse! + EXIT_PAM uint8 = 224 + EXIT_NETWORK uint8 = 225 + EXIT_NAMESPACE uint8 = 226 + EXIT_NO_NEW_PRIVILEGES uint8 = 227 + EXIT_SECCOMP uint8 = 228 + EXIT_SELINUX_CONTEXT uint8 = 229 + EXIT_PERSONALITY uint8 = 230 + EXIT_APPARMOR_PROFILE uint8 = 231 + EXIT_ADDRESS_FAMILIES uint8 = 232 + EXIT_RUNTIME_DIRECTORY uint8 = 233 + EXIT_MAKE_STARTER uint8 = 234 + EXIT_CHOWN uint8 = 235 + EXIT_BUS_ENDPOINT uint8 = 236 + EXIT_SMACK_PROCESS_LABEL uint8 = 237 +) + +// Recover is a utility function to defer at the beginning of a +// goroutine in order to have the correct exit code in the case of a +// panic. +func Recover() { + if r := recover(); r != nil { + Log.Err(fmt.Sprintf("panic: %v", r)) + os.Exit(int(EXIT_FAILURE)) + } +} |