andres-portainer
120 lines
2.4 KiB
Go
120 lines
2.4 KiB
Go
package settings
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import (
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"sync"
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portainer "github.com/portainer/portainer/api"
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)
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const (
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// BucketName represents the name of the bucket where this service stores data.
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BucketName = "settings"
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settingsKey = "SETTINGS"
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)
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// Service represents a service for managing environment(endpoint) data.
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type Service struct {
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connection portainer.Connection
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cache *portainer.Settings
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mu sync.RWMutex
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}
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func cloneSettings(src *portainer.Settings) *portainer.Settings {
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if src == nil {
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return nil
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}
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c := *src
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if c.BlackListedLabels != nil {
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c.BlackListedLabels = make([]portainer.Pair, len(src.BlackListedLabels))
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copy(c.BlackListedLabels, src.BlackListedLabels)
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}
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if src.FeatureFlagSettings != nil {
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c.FeatureFlagSettings = make(map[portainer.Feature]bool)
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for k, v := range src.FeatureFlagSettings {
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c.FeatureFlagSettings[k] = v
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}
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}
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return &c
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}
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func (service *Service) BucketName() string {
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return BucketName
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}
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// NewService creates a new instance of a service.
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func NewService(connection portainer.Connection) (*Service, error) {
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err := connection.SetServiceName(BucketName)
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if err != nil {
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return nil, err
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}
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return &Service{
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connection: connection,
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}, nil
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}
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// Settings retrieve the settings object.
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func (service *Service) Settings() (*portainer.Settings, error) {
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service.mu.RLock()
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if service.cache != nil {
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s := cloneSettings(service.cache)
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service.mu.RUnlock()
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return s, nil
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}
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service.mu.RUnlock()
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service.mu.Lock()
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defer service.mu.Unlock()
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var settings portainer.Settings
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err := service.connection.GetObject(BucketName, []byte(settingsKey), &settings)
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if err != nil {
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return nil, err
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}
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service.cache = cloneSettings(&settings)
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return &settings, nil
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}
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// UpdateSettings persists a Settings object.
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func (service *Service) UpdateSettings(settings *portainer.Settings) error {
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service.mu.Lock()
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defer service.mu.Unlock()
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err := service.connection.UpdateObject(BucketName, []byte(settingsKey), settings)
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if err != nil {
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return err
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}
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service.cache = cloneSettings(settings)
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return nil
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}
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func (service *Service) IsFeatureFlagEnabled(feature portainer.Feature) bool {
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settings, err := service.Settings()
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if err != nil {
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return false
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}
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featureFlagSetting, ok := settings.FeatureFlagSettings[feature]
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if ok {
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return featureFlagSetting
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}
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return false
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}
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func (service *Service) InvalidateCache() {
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service.mu.Lock()
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service.cache = nil
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service.mu.Unlock()
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}
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