flamenco/internal/worker/state_offline.go
Sybren A. Stüvel 47e517a3a5 Worker: cleanly sign off after flushing buffer
When running the Worker with the `-flush` CLI argument, actually sign off
from the Manager before shutting down.
2022-07-18 16:36:45 +02:00

58 lines
1.6 KiB
Go

package worker
// SPDX-License-Identifier: GPL-3.0-or-later
import (
"context"
"os"
"github.com/rs/zerolog"
"github.com/rs/zerolog/log"
"git.blender.org/flamenco/pkg/api"
)
func (w *Worker) gotoStateOffline(context.Context) {
w.stateMutex.Lock()
defer w.stateMutex.Unlock()
w.state = api.WorkerStatusOffline
logger := log.With().Int("pid", os.Getpid()).Logger()
proc, err := os.FindProcess(os.Getpid())
if err != nil {
logger.Fatal().Err(err).Msg("unable to find our own process for clean shutdown")
}
logger.Warn().Msg("sending our own process an interrupt signal")
err = proc.Signal(os.Interrupt)
if err != nil {
logger.Fatal().Err(err).Msg("unable to send interrupt signal to our own process")
}
}
// SignOff forces the worker in shutdown state and acknlowedges this to the Manager.
// Does NOT actually peform a shutdown; is intended to be called while shutdown is in progress.
func (w *Worker) SignOff(ctx context.Context) {
w.stateMutex.Lock()
w.state = api.WorkerStatusOffline
logger := log.With().Str("state", string(w.state)).Logger()
w.stateMutex.Unlock()
logger.Info().Msg("signing off at Manager")
SignOff(ctx, logger, w.client)
}
// SignOff sends a signoff request to the Manager.
// Any error is logged but not returned.
func SignOff(ctx context.Context, logger zerolog.Logger, client FlamencoClient) {
resp, err := client.SignOffWithResponse(ctx)
switch {
case err != nil:
logger.Error().Err(err).Msg("unable to sign off at Manager")
case resp.JSONDefault != nil:
logger.Error().Interface("error", resp.JSONDefault).Msg("error received when signing off at Manager")
}
}