Files
narratio/internal/adapters/subprocess/process_tree.go

32 lines
637 B
Go

package subprocess
import (
"errors"
"os/exec"
"time"
)
const (
gracefulTerminationWait = 2 * time.Second
forcefulTerminationWait = 2 * time.Second
)
// ownedProcessTree owns every process started by a command invocation.
// Implementations must tolerate a leader that has already exited.
type ownedProcessTree interface {
Start(*exec.Cmd) error
TerminateGracefully() error
TerminateForcefully() error
Dispose() error
}
func joinErrors(errs ...error) error {
filtered := make([]error, 0, len(errs))
for _, err := range errs {
if err != nil {
filtered = append(filtered, err)
}
}
return errors.Join(filtered...)
}