exec

package

v0.487.1 Latest Latest Go to latest Published: May 8, 2025 License: Apache-2.0 Imports: 15 Imported by: 0

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func Capture(ctx context.Context, dir, exe string, args ...string) ([]byte, error)

func LookPath(exe string) (string, error)

type CircularBuffer struct {
	// contains filtered or unexported fields
}

func NewCircularBuffer(capacity int) *CircularBuffer

func (cb *CircularBuffer) Bytes() []byte

func (cb *CircularBuffer) Write(p string) error

Write accepts a string and stores it in the buffer. It expects entire lines and stores each line as a separate entry in the ring buffer.

func (cb *CircularBuffer) WriterAt(ctx context.Context, level log.Level) *io.PipeWriter

type Cmd struct {
	*exec.Cmd
	// contains filtered or unexported fields
}

func Command(ctx context.Context, level log.Level, dir, exe string, args ...string) *Cmd

func CommandWithEnv(ctx context.Context, level log.Level, dir string, env []string, exe string, args ...string) *Cmd

func (c *Cmd) Capture(ctx context.Context) ([]byte, error)

Capture runs the command and captures the output. If the command fails, the stderr is returned as the error message.

func (c *Cmd) Kill(signal syscall.Signal) error

Kill sends a signal to the process group of the command.

func (c *Cmd) RunBuffered(ctx context.Context) error

RunBuffered runs the command and captures the output. If the command fails, the output is logged.

func (c *Cmd) RunStderrError(ctx context.Context) error

RunStderrError runs the command and captures stderr. If the command fails, the stderr is returned as the error message.