4257581f55
- CRUD REST HTTP server - `/v1` HTTP server prefix - Retrocompatible with older routes (redirects to v1 or handles the requests directly) - DNS, Updater and Openvpn refactored to have a REST-like state with new methods to change their states synchronously - Openvpn, Unbound and Updater status, see #287
89 lines
2.2 KiB
Go
89 lines
2.2 KiB
Go
package updater
|
|
|
|
import (
|
|
"fmt"
|
|
"reflect"
|
|
"sync"
|
|
|
|
"github.com/qdm12/gluetun/internal/constants"
|
|
"github.com/qdm12/gluetun/internal/models"
|
|
"github.com/qdm12/gluetun/internal/settings"
|
|
)
|
|
|
|
type state struct {
|
|
status models.LoopStatus
|
|
settings settings.Updater
|
|
statusMu sync.RWMutex
|
|
periodMu sync.RWMutex
|
|
}
|
|
|
|
func (s *state) setStatusWithLock(status models.LoopStatus) {
|
|
s.statusMu.Lock()
|
|
defer s.statusMu.Unlock()
|
|
s.status = status
|
|
}
|
|
|
|
func (l *looper) GetStatus() (status models.LoopStatus) {
|
|
l.state.statusMu.RLock()
|
|
defer l.state.statusMu.RUnlock()
|
|
return l.state.status
|
|
}
|
|
|
|
func (l *looper) SetStatus(status models.LoopStatus) (outcome string, err error) {
|
|
l.state.statusMu.Lock()
|
|
defer l.state.statusMu.Unlock()
|
|
existingStatus := l.state.status
|
|
|
|
switch status {
|
|
case constants.Running:
|
|
switch existingStatus {
|
|
case constants.Starting, constants.Running, constants.Stopping, constants.Crashed:
|
|
return fmt.Sprintf("already %s", existingStatus), nil
|
|
}
|
|
l.loopLock.Lock()
|
|
defer l.loopLock.Unlock()
|
|
l.state.status = constants.Starting
|
|
l.state.statusMu.Unlock()
|
|
l.start <- struct{}{}
|
|
newStatus := <-l.running
|
|
l.state.statusMu.Lock()
|
|
l.state.status = newStatus
|
|
return newStatus.String(), nil
|
|
case constants.Stopped:
|
|
switch existingStatus {
|
|
case constants.Stopped, constants.Stopping, constants.Starting, constants.Crashed:
|
|
return fmt.Sprintf("already %s", existingStatus), nil
|
|
}
|
|
l.loopLock.Lock()
|
|
defer l.loopLock.Unlock()
|
|
l.state.status = constants.Stopping
|
|
l.state.statusMu.Unlock()
|
|
l.stop <- struct{}{}
|
|
<-l.stopped
|
|
l.state.statusMu.Lock()
|
|
l.state.status = status
|
|
return status.String(), nil
|
|
default:
|
|
return "", fmt.Errorf("status %q can only be %q or %q",
|
|
status, constants.Running, constants.Stopped)
|
|
}
|
|
}
|
|
|
|
func (l *looper) GetSettings() (settings settings.Updater) {
|
|
l.state.periodMu.RLock()
|
|
defer l.state.periodMu.RUnlock()
|
|
return l.state.settings
|
|
}
|
|
|
|
func (l *looper) SetSettings(settings settings.Updater) (outcome string) {
|
|
l.state.periodMu.Lock()
|
|
defer l.state.periodMu.Unlock()
|
|
settingsUnchanged := reflect.DeepEqual(settings, l.state.settings)
|
|
if settingsUnchanged {
|
|
return "settings left unchanged"
|
|
}
|
|
l.state.settings = settings
|
|
l.updateTicker <- struct{}{}
|
|
return "settings updated"
|
|
}
|