Added callback context in action execution result #5
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,7 @@ | ||
| package runbook | ||
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| type CallbackContextHandler interface { | ||
| CreatePipe() | ||
| Read() | ||
| ClosePipe() | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,70 @@ | ||
| //go:build !windows | ||
| // +build !windows | ||
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| package runbook | ||
|
|
||
| import ( | ||
| "github.com/sirupsen/logrus" | ||
| "io/ioutil" | ||
| "os" | ||
| "path/filepath" | ||
| "syscall" | ||
| ) | ||
|
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| type CallbackContextHandlerUnix struct { | ||
| pipePath string | ||
| callbackContextBuffer []byte | ||
| pipeOpenedByScript bool | ||
| } | ||
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| func NewCallbackContextHandler(executionId string) *CallbackContextHandlerUnix { | ||
| return &CallbackContextHandlerUnix{ | ||
| pipePath: filepath.Join("/var", "tmp", "jec", `jecCallbackPipe-`+executionId), | ||
| callbackContextBuffer: make([]byte, 4096), | ||
| pipeOpenedByScript: false, | ||
| } | ||
| } | ||
|
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| func (callbackContextHandler *CallbackContextHandlerUnix) CreatePipe() { | ||
| err := syscall.Mkfifo(callbackContextHandler.pipePath, 0666) | ||
| if err != nil { | ||
| logrus.Debugf("Could not create named pipe with name %s. Error: %s", callbackContextHandler.pipePath, err.Error()) | ||
| } | ||
| } | ||
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| func (callbackContextHandler *CallbackContextHandlerUnix) Read() { | ||
| file, err := os.OpenFile(callbackContextHandler.pipePath, os.O_RDONLY, os.ModeNamedPipe) | ||
| if err != nil { | ||
| logrus.Debugf("Could not open named pipe. Error: %s", err.Error()) | ||
| } | ||
| defer file.Close() | ||
| callbackContextHandler.pipeOpenedByScript = true | ||
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| data, err := ioutil.ReadAll(file) | ||
| _ = copy(callbackContextHandler.callbackContextBuffer, data) | ||
| if err != nil { | ||
| logrus.Debug("Error reading from the named pipe:", err) | ||
| } | ||
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| err = os.Remove(callbackContextHandler.pipePath) | ||
| if err != nil { | ||
| logrus.Debugf("Could not delete named pipe %s", callbackContextHandler.pipePath) | ||
| } | ||
| } | ||
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| func (callbackContextHandler *CallbackContextHandlerUnix) ClosePipe() { | ||
| if !callbackContextHandler.pipeOpenedByScript { | ||
| // If Read() go routine has not read callback context from script execution then write default message, so that can terminate | ||
| file, err := os.OpenFile(callbackContextHandler.pipePath, os.O_WRONLY, os.ModeNamedPipe) | ||
| if err != nil { | ||
| logrus.Debug("Could not open named pipe to write default callback context") | ||
| } | ||
| defer file.Close() | ||
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| data := []byte("Execution Finished!") | ||
| _, err = file.Write(data) | ||
| if err != nil { | ||
| logrus.Debug("Could not write to named pipe") | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,66 @@ | ||
| //go:build windows | ||
| // +build windows | ||
|
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| package runbook | ||
|
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| import ( | ||
| winio "github.com/Microsoft/go-winio" | ||
| "github.com/sirupsen/logrus" | ||
| "net" | ||
| ) | ||
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| type CallbackContextHandlerWindows struct { | ||
| pipePath string | ||
| pipeListener net.Listener | ||
| callbackContextBuffer []byte | ||
| pipeOpenedByScript bool | ||
| } | ||
|
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| func NewCallbackContextHandler(executionId string) *CallbackContextHandlerWindows { | ||
| return &CallbackContextHandlerWindows{ | ||
| pipePath: `\\.\pipe\jecCallbackPipe-` + executionId, | ||
| callbackContextBuffer: make([]byte, 4096), | ||
| pipeOpenedByScript: false, | ||
| } | ||
| } | ||
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| func (callbackContextHandler *CallbackContextHandlerWindows) CreatePipe() { | ||
| listener, err := winio.ListenPipe(callbackContextHandler.pipePath, nil) | ||
| callbackContextHandler.pipeListener = listener | ||
| if err != nil { | ||
| logrus.Debugf("Could not create named pipe: %s Error: %s", callbackContextHandler.pipePath, err.Error()) | ||
| } | ||
| } | ||
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| func (callbackContextHandler *CallbackContextHandlerWindows) Read() { | ||
| defer callbackContextHandler.pipeListener.Close() | ||
| pipe, err := callbackContextHandler.pipeListener.Accept() | ||
| if err != nil { | ||
| logrus.Debugf("Could not accept connection from pipe. Error: %s", err.Error()) | ||
| return | ||
| } | ||
| defer pipe.Close() | ||
| callbackContextHandler.pipeOpenedByScript = true | ||
|
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| _, err = pipe.Read(callbackContextHandler.callbackContextBuffer) | ||
| if err != nil { | ||
| logrus.Debugf("Could not read data from pipe. Error: %s", err.Error()) | ||
| } | ||
| } | ||
|
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| func (callbackContextHandler *CallbackContextHandlerWindows) ClosePipe() { | ||
| if !callbackContextHandler.pipeOpenedByScript { | ||
| // If Read() go routine has not read callback context from script execution then write empty string, so that can terminate | ||
| pipe, err := winio.DialPipe(callbackContextHandler.pipePath, nil) | ||
| if err != nil { | ||
| logrus.Debug("Could not connect to named pipe") | ||
| } | ||
| defer pipe.Close() | ||
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| data := []byte("Execution Finished!") | ||
| _, err = pipe.Write(data) | ||
| if err != nil { | ||
| logrus.Debug("Could not write to named pipe") | ||
| } | ||
| } | ||
| } |
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why are the indirect ones removed? also, I guess go-windows-terminal-sequences is downgraded
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these were unused packages which got removed after running go mod tidy