cluster

package
v17.13.3+incompatible Latest Latest
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 Go to latest Published: Feb 25, 2019 License: Apache-2.0 Imports: 41 Imported by: 0

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Constants

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Variables

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Functions

This section is empty.

Types

type Cluster 

type Cluster struct {
	// contains filtered or unexported fields
}

Cluster provides capabilities to participate in a cluster as a worker or a manager.

func New 

func New(config Config) (*Cluster, error)

New creates a new Cluster instance using provided config.

func (*Cluster) AttachNetwork 

func (c *Cluster) AttachNetwork(target string, containerID string, addresses []string) (*network.NetworkingConfig, error)

AttachNetwork generates an attachment request towards the manager.

func (*Cluster) Cleanup 

func (c *Cluster) Cleanup()

Cleanup stops active swarm node. This is run before daemon shutdown.

func (*Cluster) CreateConfig 

func (c *Cluster) CreateConfig(s types.ConfigSpec) (string, error)

CreateConfig creates a new config in a managed swarm cluster.

func (*Cluster) CreateNetwork 

func (c *Cluster) CreateNetwork(s apitypes.NetworkCreateRequest) (string, error)

CreateNetwork creates a new cluster managed network.

func (*Cluster) CreateSecret 

func (c *Cluster) CreateSecret(s types.SecretSpec) (string, error)

CreateSecret creates a new secret in a managed swarm cluster.

func (*Cluster) CreateService 

func (c *Cluster) CreateService(s types.ServiceSpec, encodedAuth string, queryRegistry bool) (*apitypes.ServiceCreateResponse, error)

CreateService creates a new service in a managed swarm cluster.

func (*Cluster) DetachNetwork 

func (c *Cluster) DetachNetwork(target string, containerID string) error

DetachNetwork unblocks the waiters waiting on WaitForDetachment so that a request to detach can be generated towards the manager.

func (*Cluster) GetAdvertiseAddress 

func (c *Cluster) GetAdvertiseAddress() string

GetAdvertiseAddress returns the remotely reachable address of this node.

func (*Cluster) GetConfig 

func (c *Cluster) GetConfig(input string) (types.Config, error)

GetConfig returns a config from a managed swarm cluster

func (*Cluster) GetConfigs 

func (c *Cluster) GetConfigs(options apitypes.ConfigListOptions) ([]types.Config, error)

GetConfigs returns all configs of a managed swarm cluster.

func (*Cluster) GetDataPathAddress 

func (c *Cluster) GetDataPathAddress() string

GetDataPathAddress returns the address to be used for the data path traffic, if specified.

func (*Cluster) GetListenAddress 

func (c *Cluster) GetListenAddress() string

GetListenAddress returns the listen address.

func (*Cluster) GetLocalAddress 

func (c *Cluster) GetLocalAddress() string

GetLocalAddress returns the local address.

func (*Cluster) GetNetwork 

func (c *Cluster) GetNetwork(input string) (apitypes.NetworkResource, error)

GetNetwork returns a cluster network by an ID.

func (*Cluster) GetNetworks 

func (c *Cluster) GetNetworks() ([]apitypes.NetworkResource, error)

GetNetworks returns all current cluster managed networks.

func (*Cluster) GetNetworksByName 

func (c *Cluster) GetNetworksByName(name string) ([]apitypes.NetworkResource, error)

GetNetworksByName returns cluster managed networks by name. It is ok to have multiple networks here. #18864

func (*Cluster) GetNode 

func (c *Cluster) GetNode(input string) (types.Node, error)

GetNode returns a node based on an ID.

func (*Cluster) GetNodes 

func (c *Cluster) GetNodes(options apitypes.NodeListOptions) ([]types.Node, error)

GetNodes returns a list of all nodes known to a cluster.

func (*Cluster) GetRemoteAddressList 

func (c *Cluster) GetRemoteAddressList() []string

GetRemoteAddressList returns the advertise address for each of the remote managers if available.

func (*Cluster) GetSecret 

func (c *Cluster) GetSecret(input string) (types.Secret, error)

GetSecret returns a secret from a managed swarm cluster

func (*Cluster) GetSecrets 

func (c *Cluster) GetSecrets(options apitypes.SecretListOptions) ([]types.Secret, error)

GetSecrets returns all secrets of a managed swarm cluster.

func (*Cluster) GetService 

func (c *Cluster) GetService(input string, insertDefaults bool) (types.Service, error)

GetService returns a service based on an ID or name.

func (*Cluster) GetServices 

func (c *Cluster) GetServices(options apitypes.ServiceListOptions) ([]types.Service, error)

GetServices returns all services of a managed swarm cluster.

func (*Cluster) GetTask 

func (c *Cluster) GetTask(input string) (types.Task, error)

GetTask returns a task by an ID.

func (*Cluster) GetTasks 

func (c *Cluster) GetTasks(options apitypes.TaskListOptions) ([]types.Task, error)

GetTasks returns a list of tasks matching the filter options.

func (*Cluster) GetUnlockKey 

func (c *Cluster) GetUnlockKey() (string, error)

GetUnlockKey returns the unlock key for the swarm.

func (*Cluster) Info 

func (c *Cluster) Info() types.Info

Info returns information about the current cluster state.

func (*Cluster) Init 

func (c *Cluster) Init(req types.InitRequest) (string, error)

Init initializes new cluster from user provided request.

func (*Cluster) Inspect 

func (c *Cluster) Inspect() (types.Swarm, error)

Inspect retrieves the configuration properties of a managed swarm cluster.

func (*Cluster) IsAgent 

func (c *Cluster) IsAgent() bool

IsAgent returns true if Cluster is participating as a worker/agent.

func (*Cluster) IsManager 

func (c *Cluster) IsManager() bool

IsManager returns true if Cluster is participating as a manager.

func (*Cluster) Join 

func (c *Cluster) Join(req types.JoinRequest) error

Join makes current Cluster part of an existing swarm cluster.

func (*Cluster) Leave 

func (c *Cluster) Leave(force bool) error

Leave shuts down Cluster and removes current state.

func (*Cluster) ListenClusterEvents 

func (c *Cluster) ListenClusterEvents() <-chan lncluster.ConfigEventType

ListenClusterEvents returns a channel that receives messages on cluster participation changes. todo: make cancelable and accessible to multiple callers

func (*Cluster) RemoveConfig 

func (c *Cluster) RemoveConfig(input string) error

RemoveConfig removes a config from a managed swarm cluster.

func (*Cluster) RemoveNetwork 

func (c *Cluster) RemoveNetwork(input string) error

RemoveNetwork removes a cluster network.

func (*Cluster) RemoveNode 

func (c *Cluster) RemoveNode(input string, force bool) error

RemoveNode removes a node from a cluster

func (*Cluster) RemoveSecret 

func (c *Cluster) RemoveSecret(input string) error

RemoveSecret removes a secret from a managed swarm cluster.

func (*Cluster) RemoveService 

func (c *Cluster) RemoveService(input string) error

RemoveService removes a service from a managed swarm cluster.

func (*Cluster) SendClusterEvent 

func (c *Cluster) SendClusterEvent(event lncluster.ConfigEventType)

SendClusterEvent allows to send cluster events on the configEvent channel TODO This method should not be exposed. Currently it is used to notify the network controller that the keys are available

func (*Cluster) ServiceLogs 

func (c *Cluster) ServiceLogs(ctx context.Context, selector *backend.LogSelector, config *apitypes.ContainerLogsOptions) (<-chan *backend.LogMessage, error)

ServiceLogs collects service logs and writes them back to `config.OutStream`

func (*Cluster) Start 

func (c *Cluster) Start() error

Start the Cluster instance TODO The split between New and Start can be join again when the SendClusterEvent method is no longer required

func (*Cluster) UnlockSwarm 

func (c *Cluster) UnlockSwarm(req types.UnlockRequest) error

UnlockSwarm provides a key to decrypt data that is encrypted at rest.

func (*Cluster) Update 

func (c *Cluster) Update(version uint64, spec types.Spec, flags types.UpdateFlags) error

Update updates configuration of a managed swarm cluster.

func (*Cluster) UpdateAttachment 

func (c *Cluster) UpdateAttachment(target, containerID string, config *network.NetworkingConfig) error

UpdateAttachment signals the attachment config to the attachment waiter who is trying to start or attach the container to the network.

func (*Cluster) UpdateConfig 

func (c *Cluster) UpdateConfig(input string, version uint64, spec types.ConfigSpec) error

UpdateConfig updates a config in a managed swarm cluster. Note: this is not exposed to the CLI but is available from the API only

func (*Cluster) UpdateNode 

func (c *Cluster) UpdateNode(input string, version uint64, spec types.NodeSpec) error

UpdateNode updates existing nodes properties.

func (*Cluster) UpdateSecret 

func (c *Cluster) UpdateSecret(input string, version uint64, spec types.SecretSpec) error

UpdateSecret updates a secret in a managed swarm cluster. Note: this is not exposed to the CLI but is available from the API only

func (*Cluster) UpdateService 

func (c *Cluster) UpdateService(serviceIDOrName string, version uint64, spec types.ServiceSpec, flags apitypes.ServiceUpdateOptions, queryRegistry bool) (*apitypes.ServiceUpdateResponse, error)

UpdateService updates existing service to match new properties.

func (*Cluster) WaitForDetachment 

func (c *Cluster) WaitForDetachment(ctx context.Context, networkName, networkID, taskID, containerID string) error

WaitForDetachment waits for the container to stop or detach from the network.

type Config 

type Config struct {
	Root                   string
	Name                   string
	Backend                executorpkg.Backend
	PluginBackend          plugin.Backend
	NetworkSubnetsProvider NetworkSubnetsProvider

	// DefaultAdvertiseAddr is the default host/IP or network interface to use
	// if no AdvertiseAddr value is specified.
	DefaultAdvertiseAddr string

	// path to store runtime state, such as the swarm control socket
	RuntimeRoot string

	// WatchStream is a channel to pass watch API notifications to daemon
	WatchStream chan *swarmapi.WatchMessage
}

Config provides values for Cluster.

type NetworkSubnetsProvider 

type NetworkSubnetsProvider interface {
	Subnets() ([]net.IPNet, []net.IPNet)
}

NetworkSubnetsProvider exposes functions for retrieving the subnets of networks managed by Docker, so they can be filtered.

Source Files

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Directories

Path Synopsis
controllers
plugin
container

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