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package process
import (
"io"
"os"
"os/exec"
"time"
)
type Commander interface {
Start() error
Wait() error
Process() *os.Process
}
type CommandOptions struct {
Dir string
Env []string
Stdout io.Writer
Stderr io.Writer
Stdin io.Reader
Logger Logger
GracefulKillTimeout time.Duration
ForceKillTimeout time.Duration
UseWindowsLegacyProcessStrategy bool
}
type osCmd struct {
internal *exec.Cmd
options CommandOptions
}
// NewOSCmd creates a new implementation of Commander using the os.Cmd from
// os/exec.
func NewOSCmd(executable string, args []string, options CommandOptions) Commander {
c := exec.Command(executable, args...)
c.Dir = options.Dir
c.Env = options.Env
c.Stdin = options.Stdin
c.Stdout = options.Stdout
c.Stderr = options.Stderr
return &osCmd{
internal: c,
options: options,
}
}
func (c *osCmd) Start() error {
setProcessGroup(c.internal, c.options.UseWindowsLegacyProcessStrategy)
return c.internal.Start()
}
func (c *osCmd) Wait() error {
return c.internal.Wait()
}
func (c *osCmd) Process() *os.Process {
return c.internal.Process
}
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