control

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v19.10.0+incompatible Latest Latest
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 Go to latest Published: Nov 12, 2019 License: Apache-2.0 Imports: 38 Imported by: 16

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Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type Controller 

type Controller struct {
	identity.Identity
	Properties *serialize.JSONProperties `json:"properties,omitempty"` // Properties contains additional info about the cluster

	concurrency.TaskedLock
	// contains filtered or unexported fields
}

Controller contains the information about a cluster

func NewController 

func NewController(svc iaas.Service) (*Controller, error)

NewController ...

func (*Controller) AddNode 

func (c *Controller) AddNode(task concurrency.Task, req *pb.HostDefinition) (string, error)

AddNode adds one node

func (*Controller) AddNodes 

func (c *Controller) AddNodes(task concurrency.Task, count int, req *pb.HostDefinition) (hosts []string, err error)

AddNodes adds <count> nodes

func (*Controller) CountNodes 

func (c *Controller) CountNodes(task concurrency.Task) (_ uint, err error)

CountNodes returns the number of nodes in the cluster

func (*Controller) Create 

func (c *Controller) Create(task concurrency.Task, req Request, f Foreman) (err error)

Create creates the necessary infrastructure of the Cluster

func (*Controller) Delete 

func (c *Controller) Delete(task concurrency.Task) (err error)

Delete destroys everything related to the infrastructure built for the Cluster

func (*Controller) DeleteLastNode 

func (c *Controller) DeleteLastNode(task concurrency.Task, selectedMaster string) (err error)

DeleteLastNode deletes the last Agent node added

func (*Controller) DeleteMetadata 

func (c *Controller) DeleteMetadata(task concurrency.Task) (err error)

DeleteMetadata removes Cluster metadata from Object Storage

func (*Controller) DeleteSpecificNode 

func (c *Controller) DeleteSpecificNode(task concurrency.Task, hostID string, selectedMaster string) (err error)

DeleteSpecificNode deletes the node specified by its ID

func (*Controller) Deserialize 

func (c *Controller) Deserialize(buf []byte) error

Deserialize reads json code and reinstantiates cluster

func (*Controller) FindAvailableMaster 

func (c *Controller) FindAvailableMaster(task concurrency.Task) (result string, err error)

FindAvailableMaster returns the ID of the first master available for execution

func (*Controller) FindAvailableNode 

func (c *Controller) FindAvailableNode(task concurrency.Task) (id string, err error)

FindAvailableNode returns the ID of a node available

func (*Controller) ForceGetState 

func (c *Controller) ForceGetState(task concurrency.Task) (state ClusterState.Enum, err error)

ForceGetState returns the current state of the Cluster Uses the "maker" GetState from Foreman

func (*Controller) GetIdentity 

func (c *Controller) GetIdentity(task concurrency.Task) identity.Identity

GetIdentity returns the core data of a cluster

func (*Controller) GetNetworkConfig 

func (c *Controller) GetNetworkConfig(task concurrency.Task) (_ clusterpropsv2.Network, err error)

GetNetworkConfig returns the network configuration of the cluster

func (*Controller) GetNode 

func (c *Controller) GetNode(task concurrency.Task, hostID string) (host *pb.Host, err error)

GetNode returns a node based on its ID

func (*Controller) GetProperties 

func (c *Controller) GetProperties(task concurrency.Task) *serialize.JSONProperties

GetProperties returns the properties of the cluster

func (*Controller) GetService 

func (c *Controller) GetService(task concurrency.Task) iaas.Service

GetService returns the service from the provider

func (*Controller) GetState 

func (c *Controller) GetState(task concurrency.Task) (state ClusterState.Enum, err error)

GetState returns the current state of the Cluster

func (*Controller) ListMasterIDs 

func (c *Controller) ListMasterIDs(task concurrency.Task) []string

ListMasterIDs lists the IDs of the master nodes in the Cluster

func (*Controller) ListMasterIPs 

func (c *Controller) ListMasterIPs(task concurrency.Task) []string

ListMasterIPs lists the IP addresses of the master nodes in the Cluster

func (*Controller) ListMasterNames 

func (c *Controller) ListMasterNames(task concurrency.Task) []string

ListMasterNames lists the names of the master nodes in the Cluster

func (*Controller) ListMasters 

func (c *Controller) ListMasters(task concurrency.Task) []*clusterpropsv1.Node

ListMasters lists the names of the master nodes in the Cluster

func (*Controller) ListNodeIDs 

func (c *Controller) ListNodeIDs(task concurrency.Task) []string

ListNodeIDs lists the IDs of the nodes in the Cluster

func (*Controller) ListNodeIPs 

func (c *Controller) ListNodeIPs(task concurrency.Task) []string

ListNodeIPs lists the IP addresses of the nodes in the Cluster

func (*Controller) ListNodeNames 

func (c *Controller) ListNodeNames(task concurrency.Task) []string

ListNodeNames lists the names of the nodes in the Cluster

func (*Controller) ListNodes 

func (c *Controller) ListNodes(task concurrency.Task) []*clusterpropsv1.Node

ListNodes lists the nodes in the Cluster

func (*Controller) Restore 

func (c *Controller) Restore(task concurrency.Task, f Foreman) (err error)

Restore restores full ability of a Cluster controller by binding with appropriate Foreman

func (*Controller) SearchNode 

func (c *Controller) SearchNode(task concurrency.Task, hostID string) bool

SearchNode tells if an host ID corresponds to a node of the Cluster

func (*Controller) Serialize 

func (c *Controller) Serialize() ([]byte, error)

Serialize converts cluster data to JSON

func (*Controller) Start 

func (c *Controller) Start(task concurrency.Task) (err error)

Start starts the Cluster

func (*Controller) Stop 

func (c *Controller) Stop(task concurrency.Task) (err error)

Stop stops the Cluster is its current state is compatible

func (*Controller) UpdateMetadata 

func (c *Controller) UpdateMetadata(task concurrency.Task, updatefn func() error) (err error)

UpdateMetadata writes Cluster config in Object Storage

type Foreman 

type Foreman interface {
	Cluster() api.Cluster
	ExecuteScript(*rice.Box, map[string]interface{}, string, map[string]interface{}, string) (int, string, string, error)
}

Foreman interface, exposes public method

func NewForeman 

func NewForeman(c *Controller, makers Makers) Foreman

NewForeman creates a new *foreman to build a cluster

type Makers 

type Makers struct {
	MinimumRequiredServers      func(task concurrency.Task, b Foreman) (int, int, int)   // returns masterCount, pruvateNodeCount, publicNodeCount
	DefaultGatewaySizing        func(task concurrency.Task, b Foreman) pb.HostDefinition // sizing of Gateway(s)
	DefaultMasterSizing         func(task concurrency.Task, b Foreman) pb.HostDefinition // default sizing of master(s)
	DefaultNodeSizing           func(task concurrency.Task, b Foreman) pb.HostDefinition // default sizing of node(s)
	DefaultImage                func(task concurrency.Task, b Foreman) string            // default image of server(s)
	GetNodeInstallationScript   func(task concurrency.Task, b Foreman, nodeType NodeType.Enum) (string, map[string]interface{})
	GetGlobalSystemRequirements func(task concurrency.Task, b Foreman) (string, error)
	GetTemplateBox              func() (*rice.Box, error)
	ConfigureGateway            func(task concurrency.Task, b Foreman) error
	CreateMaster                func(task concurrency.Task, b Foreman, index int) error
	ConfigureMaster             func(task concurrency.Task, b Foreman, index int, pbHost *pb.Host) error
	UnconfigureMaster           func(task concurrency.Task, b Foreman, pbHost *pb.Host) error
	CreateNode                  func(task concurrency.Task, b Foreman, index int, pbHost *pb.Host) error
	ConfigureNode               func(task concurrency.Task, b Foreman, index int, pbHost *pb.Host) error
	UnconfigureNode             func(task concurrency.Task, b Foreman, pbHost *pb.Host, selectedMasterID string) error
	ConfigureCluster            func(task concurrency.Task, b Foreman) error
	UnconfigureCluster          func(task concurrency.Task, b Foreman) error
	JoinMasterToCluster         func(task concurrency.Task, b Foreman, pbHost *pb.Host) error
	JoinNodeToCluster           func(task concurrency.Task, b Foreman, pbHost *pb.Host) error
	LeaveMasterFromCluster      func(task concurrency.Task, b Foreman, pbHost *pb.Host) error
	LeaveNodeFromCluster        func(task concurrency.Task, b Foreman, pbHost *pb.Host, selectedMaster string) error
	GetState                    func(task concurrency.Task, b Foreman) (ClusterState.Enum, error)
}

Makers ...

type Metadata 

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

Metadata is the cluster definition stored in ObjectStorage

func NewMetadata 

func NewMetadata(svc iaas.Service) (*Metadata, error)

NewMetadata creates a new Cluster Controller metadata

func (*Metadata) Acquire 

func (m *Metadata) Acquire()

Acquire waits until the write lock is available, then locks the metadata

func (*Metadata) Browse 

func (m *Metadata) Browse(callback func(*Controller) error) error

Browse walks through cluster folder and executes a callback for each entry

func (*Metadata) Carry 

func (m *Metadata) Carry(task concurrency.Task, cluster *Controller) *Metadata

Carry links metadata with cluster struct

func (*Metadata) Delete 

func (m *Metadata) Delete() error

Delete removes a cluster metadata

func (*Metadata) Get 

func (m *Metadata) Get() (_ *Controller, err error)

Get returns the content of the metadata

func (*Metadata) GetService 

func (m *Metadata) GetService() iaas.Service

GetService returns the service used by metadata

func (*Metadata) OK 

func (m *Metadata) OK() bool

OK ...

func (*Metadata) Read 

func (m *Metadata) Read(task concurrency.Task, name string) error

Read reads metadata of cluster named 'name' from Object Storage

func (*Metadata) Release 

func (m *Metadata) Release()

Release unlocks the metadata

func (*Metadata) Reload 

func (m *Metadata) Reload(task concurrency.Task) error

Reload reloads the metadata from ObjectStorage It's a good idea to do that just after an Acquire() to be sure to have the latest data

func (*Metadata) Write 

func (m *Metadata) Write() error

Write saves the content of m to the Object Storage

func (*Metadata) Written 

func (m *Metadata) Written() bool

Written tells if the metadata has already been written to ObjectStorage

type Request 

type Request struct {
	// Name is the name of the cluster wanted
	Name string
	// CIDR defines the network to create
	CIDR string
	// Complexity is the implementation wanted, can be Small, Normal or Large
	Complexity Complexity.Enum
	// Flavor tells what kind of cluster to create
	Flavor Flavor.Enum
	// NetworkID is the ID of the network to use
	NetworkID string
	// Tenant contains the name of the tenant
	Tenant string
	// KeepOnFailure is set to True to keep resources on cluster creation failure
	KeepOnFailure bool
	// GatewaysDef count
	GatewaysDef *pb.HostDefinition
	// NodesDef count
	MastersDef *pb.HostDefinition
	// NodesDef count
	NodesDef *pb.HostDefinition
	// DisabledDefaultFeatures contains the list of features that should be installed by default but we don't want actually
	DisabledDefaultFeatures map[string]struct{}
}

Request defines what kind of Cluster is wanted

Source Files

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Directories

Path Synopsis
properties
v1
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