package executor // import "github.com/docker/docker/daemon/cluster/executor" import ( "context" "io" "time" "github.com/docker/distribution" "github.com/docker/distribution/reference" "github.com/docker/docker/api/types" "github.com/docker/docker/api/types/backend" "github.com/docker/docker/api/types/container" "github.com/docker/docker/api/types/events" "github.com/docker/docker/api/types/filters" opts "github.com/docker/docker/api/types/image" "github.com/docker/docker/api/types/network" "github.com/docker/docker/api/types/registry" "github.com/docker/docker/api/types/swarm" "github.com/docker/docker/api/types/volume" containerpkg "github.com/docker/docker/container" clustertypes "github.com/docker/docker/daemon/cluster/provider" networkSettings "github.com/docker/docker/daemon/network" "github.com/docker/docker/image" "github.com/docker/docker/libnetwork" "github.com/docker/docker/libnetwork/cluster" networktypes "github.com/docker/docker/libnetwork/types" "github.com/docker/docker/plugin" volumeopts "github.com/docker/docker/volume/service/opts" "github.com/moby/swarmkit/v2/agent/exec" specs "github.com/opencontainers/image-spec/specs-go/v1" ) // Backend defines the executor component for a swarm agent. type Backend interface { CreateManagedNetwork(clustertypes.NetworkCreateRequest) error DeleteManagedNetwork(networkID string) error FindNetwork(idName string) (libnetwork.Network, error) SetupIngress(clustertypes.NetworkCreateRequest, string) (<-chan struct{}, error) ReleaseIngress() (<-chan struct{}, error) CreateManagedContainer(config types.ContainerCreateConfig) (container.CreateResponse, error) ContainerStart(name string, hostConfig *container.HostConfig, checkpoint string, checkpointDir string) error ContainerStop(ctx context.Context, name string, config container.StopOptions) error ContainerLogs(ctx context.Context, name string, config *types.ContainerLogsOptions) (msgs <-chan *backend.LogMessage, tty bool, err error) ConnectContainerToNetwork(containerName, networkName string, endpointConfig *network.EndpointSettings) error ActivateContainerServiceBinding(containerName string) error DeactivateContainerServiceBinding(containerName string) error UpdateContainerServiceConfig(containerName string, serviceConfig *clustertypes.ServiceConfig) error ContainerInspectCurrent(name string, size bool) (*types.ContainerJSON, error) ContainerWait(ctx context.Context, name string, condition containerpkg.WaitCondition) (<-chan containerpkg.StateStatus, error) ContainerRm(name string, config *types.ContainerRmConfig) error ContainerKill(name string, sig string) error SetContainerDependencyStore(name string, store exec.DependencyGetter) error SetContainerSecretReferences(name string, refs []*swarm.SecretReference) error SetContainerConfigReferences(name string, refs []*swarm.ConfigReference) error SystemInfo() *types.Info Containers(config *types.ContainerListOptions) ([]*types.Container, error) SetNetworkBootstrapKeys([]*networktypes.EncryptionKey) error DaemonJoinsCluster(provider cluster.Provider) DaemonLeavesCluster() IsSwarmCompatible() error SubscribeToEvents(since, until time.Time, filter filters.Args) ([]events.Message, chan interface{}) UnsubscribeFromEvents(listener chan interface{}) UpdateAttachment(string, string, string, *network.NetworkingConfig) error WaitForDetachment(context.Context, string, string, string, string) error PluginManager() *plugin.Manager PluginGetter() *plugin.Store GetAttachmentStore() *networkSettings.AttachmentStore HasExperimental() bool } // VolumeBackend is used by an executor to perform volume operations type VolumeBackend interface { Create(ctx context.Context, name, driverName string, opts ...volumeopts.CreateOption) (*volume.Volume, error) } // ImageBackend is used by an executor to perform image operations type ImageBackend interface { PullImage(ctx context.Context, image, tag string, platform *specs.Platform, metaHeaders map[string][]string, authConfig *registry.AuthConfig, outStream io.Writer) error GetRepository(context.Context, reference.Named, *registry.AuthConfig) (distribution.Repository, error) GetImage(ctx context.Context, refOrID string, options opts.GetImageOpts) (*image.Image, error) }