| // Copyright 2015 CoreOS, Inc. |
| // |
| // 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. |
| |
| // +build ignore |
| |
| // Activation example used by the activation unit tests. |
| package main |
| |
| import ( |
| "fmt" |
| "os" |
| |
| "github.com/coreos/go-systemd/activation" |
| ) |
| |
| func fixListenPid() { |
| if os.Getenv("FIX_LISTEN_PID") != "" { |
| // HACK: real systemd would set LISTEN_PID before exec'ing but |
| // this is too difficult in golang for the purpose of a test. |
| // Do not do this in real code. |
| os.Setenv("LISTEN_PID", fmt.Sprintf("%d", os.Getpid())) |
| } |
| } |
| |
| func main() { |
| fixListenPid() |
| |
| listenersWithNames, err := activation.ListenersWithNames() |
| if err != nil { |
| panic(err) |
| } |
| |
| if os.Getenv("LISTEN_PID") != "" || os.Getenv("LISTEN_FDS") != "" || os.Getenv("LISTEN_FDNAMES") != "" { |
| panic("Can not unset envs") |
| } |
| |
| c0, _ := listenersWithNames["fd1"][0].Accept() |
| c1, _ := listenersWithNames["fd2"][0].Accept() |
| |
| // Write out the expected strings to the two pipes |
| c0.Write([]byte("Hello world: fd1")) |
| c1.Write([]byte("Goodbye world: fd2")) |
| |
| return |
| } |