mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-09-23 01:35:52 +00:00
34 lines
792 B
Go
34 lines
792 B
Go
|
package k8sapi
|
||
|
|
|
||
|
|
import (
|
||
|
|
"context"
|
||
|
|
"fmt"
|
||
|
|
|
||
|
|
"github.com/coreos/go-systemd/v22/dbus"
|
||
|
|
)
|
||
|
|
|
||
|
|
func RestartSystemdUnit(unit string) error {
|
||
|
|
ctx := context.Background()
|
||
|
|
conn, err := dbus.NewSystemdConnectionContext(ctx)
|
||
|
|
if err != nil {
|
||
|
|
return fmt.Errorf("establishing systemd connection failed: %w", err)
|
||
|
|
}
|
||
|
|
|
||
|
|
restartChan := make(chan string)
|
||
|
|
if _, err := conn.RestartUnitContext(ctx, unit, "replace", restartChan); err != nil {
|
||
|
|
return fmt.Errorf("restarting systemd unit \"%v\" failed: %w", unit, err)
|
||
|
|
}
|
||
|
|
|
||
|
|
// Wait for the restart to finish and actually check if it was
|
||
|
|
// successful or not.
|
||
|
|
result := <-restartChan
|
||
|
|
|
||
|
|
switch result {
|
||
|
|
case "done":
|
||
|
|
return nil
|
||
|
|
|
||
|
|
default:
|
||
|
|
return fmt.Errorf("restarting systemd unit \"%v\" failed: expected %v but received %v", unit, "done", result)
|
||
|
|
}
|
||
|
|
}
|