k3s/vendor/github.com/bhendo/go-powershell/backend/local.go

39 lines
966 B
Go

// Copyright (c) 2017 Gorillalabs. All rights reserved.
package backend
import (
"io"
"os/exec"
"github.com/juju/errors"
)
type Local struct{}
func (b *Local) StartProcess(cmd string, args ...string) (Waiter, io.Writer, io.Reader, io.Reader, error) {
command := exec.Command(cmd, args...)
stdin, err := command.StdinPipe()
if err != nil {
return nil, nil, nil, nil, errors.Annotate(err, "Could not get hold of the PowerShell's stdin stream")
}
stdout, err := command.StdoutPipe()
if err != nil {
return nil, nil, nil, nil, errors.Annotate(err, "Could not get hold of the PowerShell's stdout stream")
}
stderr, err := command.StderrPipe()
if err != nil {
return nil, nil, nil, nil, errors.Annotate(err, "Could not get hold of the PowerShell's stderr stream")
}
err = command.Start()
if err != nil {
return nil, nil, nil, nil, errors.Annotate(err, "Could not spawn PowerShell process")
}
return command, stdin, stdout, stderr, nil
}