manager

package
v9.4.12+incompatible Latest Latest
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 Go to latest Published: May 19, 2022 License: Apache-2.0 Imports: 38 Imported by: 32

Documentation

Overview

Package cluster implements a cluster state machine. It relies on a cluster wide keyvalue store for coordinating the state of the cluster. It also stores the state of the cluster in this keyvalue store.

Index

Constants

View Source 
const (
	// ClusterDBKey is the key at which cluster info is store in kvdb
	ClusterDBKey = "cluster/database"
)
View Source 
const (
	// ClusterPairKey is the key at which info about cluster pairs is stored in kvdb
	ClusterPairKey = "cluster/pair"
)

Variables

View Source 
var (

	// Inst returns an instance of an already instantiated cluster manager.
	// This function can be overridden for testing purposes
	Inst = func() (cluster.Cluster, error) {
		return clusterInst()
	}
)

Functions

func ClearInst 

func ClearInst()

ClearInst is used to clear the singleton instance. Use in Tests only

func ExternalIp 

func ExternalIp(config *config.ClusterConfig) (string, string, error)

ExternalIp returns the mgmt and data ip based on the config

func Init 

func Init(cfg config.ClusterConfig) error

Init instantiates a new cluster manager.

Types

type ClusterManager 

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

ClusterManager implements the cluster interface

func (*ClusterManager) AddEventListener 

func (c *ClusterManager) AddEventListener(listener cluster.ClusterListener) error

AddEventListener adds a new listener

func (*ClusterManager) ClusterNotifyClusterDomainsUpdate 

func (c *ClusterManager) ClusterNotifyClusterDomainsUpdate(activeMap types.ClusterDomainsActiveMap) error

func (*ClusterManager) ClusterNotifyNodeDown 

func (c *ClusterManager) ClusterNotifyNodeDown(culpritNodeId string) (string, error)

func (*ClusterManager) Collect 

func (c *ClusterManager) Collect(ctx context.Context, in *api.SdkDiagsCollectRequest) (*api.SdkDiagsCollectResponse, error)

func (*ClusterManager) CordonAttachments 

func (c *ClusterManager) CordonAttachments(
	ctx context.Context,
	in *api.SdkNodeCordonAttachmentsRequest,
) (*api.SdkNodeCordonAttachmentsResponse, error)

func (*ClusterManager) CreatePair 

func (c *ClusterManager) CreatePair(
	request *api.ClusterPairCreateRequest,
) (*api.ClusterPairCreateResponse, error)

CreatePair remote pairs this cluster with a remote cluster.

func (*ClusterManager) DeleteDomain 

func (c *ClusterManager) DeleteDomain(name string) error

DeleteDomain deletes a cluster domain entry

func (*ClusterManager) DeleteNodeConf 

func (c *ClusterManager) DeleteNodeConf(nodeID string) error

func (*ClusterManager) DeletePair 

func (c *ClusterManager) DeletePair(
	id string,
) error

func (*ClusterManager) DisableUpdates 

func (c *ClusterManager) DisableUpdates() error

DisableUpdates disables gossip updates

func (*ClusterManager) DrainAttachments 

func (c *ClusterManager) DrainAttachments(ctx context.Context, in *api.SdkNodeDrainAttachmentsRequest) (*api.SdkJobResponse, error)

func (*ClusterManager) EnableUpdates 

func (c *ClusterManager) EnableUpdates() error

EnableUpdates enables gossip updates

func (*ClusterManager) Enumerate 

func (c *ClusterManager) Enumerate() (api.Cluster, error)

Enumerate lists all the nodes in the cluster.

func (*ClusterManager) EnumerateAlerts 

func (c *ClusterManager) EnumerateAlerts(ts, te time.Time, resource api.ResourceType) (*api.Alerts, error)

func (*ClusterManager) EnumerateDomains 

func (c *ClusterManager) EnumerateDomains() ([]*clusterdomain.ClusterDomainInfo, error)

EnumerateDomains returns all the cluster domains in the cluster

func (*ClusterManager) EnumerateJobs 

func (c *ClusterManager) EnumerateJobs(
	ctx context.Context,
	req *api.SdkEnumerateJobsRequest,
) (*api.SdkEnumerateJobsResponse, error)

func (*ClusterManager) EnumerateNodeConf 

func (c *ClusterManager) EnumerateNodeConf() (*osdconfig.NodesConfig, error)

func (*ClusterManager) EnumeratePairs 

func (c *ClusterManager) EnumeratePairs() (*api.ClusterPairsEnumerateResponse, error)

func (*ClusterManager) EnumerateRebalanceJobs 

func (c *ClusterManager) EnumerateRebalanceJobs(
	context context.Context, request *api.SdkEnumerateRebalanceJobsRequest) (*api.SdkEnumerateRebalanceJobsResponse, error)

func (*ClusterManager) EraseAlert 

func (c *ClusterManager) EraseAlert(resource api.ResourceType, alertID int64) error

func (*ClusterManager) GetClusterConf 

func (c *ClusterManager) GetClusterConf() (*osdconfig.ClusterConfig, error)

osdconfig.ConfigCaller compliance

func (*ClusterManager) GetData 

func (c *ClusterManager) GetData() (map[string]*api.Node, error)

GetData returns self node's data

func (*ClusterManager) GetGossipIntervals 

func (c *ClusterManager) GetGossipIntervals() types.GossipIntervals

GetGossipIntervals returns the configured gossip intervals

func (*ClusterManager) GetGossipState 

func (c *ClusterManager) GetGossipState() *cluster.ClusterState

GetGossipState returns current gossip state

func (*ClusterManager) GetJobStatus 

func (c *ClusterManager) GetJobStatus(
	ctx context.Context,
	req *api.SdkGetJobStatusRequest,
) (*api.SdkGetJobStatusResponse, error)

func (*ClusterManager) GetNodeConf 

func (c *ClusterManager) GetNodeConf(nodeID string) (*osdconfig.NodeConfig, error)

func (*ClusterManager) GetNodeIdFromIp 

func (c *ClusterManager) GetNodeIdFromIp(idIp string) (string, error)

GetNodeIdFromIp returns a Node Id given an IP.

func (*ClusterManager) GetPair 

func (c *ClusterManager) GetPair(
	id string,
) (*api.ClusterPairGetResponse, error)

func (*ClusterManager) GetPairToken 

func (c *ClusterManager) GetPairToken(
	reset bool,
) (*api.ClusterPairTokenGetResponse, error)

func (*ClusterManager) GetRebalanceJobStatus 

func (c *ClusterManager) GetRebalanceJobStatus(
	context context.Context, request *api.SdkGetRebalanceJobStatusRequest) (
	*api.SdkGetRebalanceJobStatusResponse, error)

func (*ClusterManager) GetSelfDomain 

func (c *ClusterManager) GetSelfDomain() (*clusterdomain.ClusterDomainInfo, error)

GetSelfDomain returns the cluster domain for this node

func (*ClusterManager) Inspect 

func (c *ClusterManager) Inspect(nodeID string) (api.Node, error)

Inspect inspects given node and returns the state

func (*ClusterManager) InspectDomain 

func (c *ClusterManager) InspectDomain(name string) (*clusterdomain.ClusterDomainInfo, error)

InspectDomain returns the cluster domain info for the provided argument.

func (*ClusterManager) NodeRemoveDone 

func (c *ClusterManager) NodeRemoveDone(nodeID string, result error) error

NodeRemoveDone is called from the listeners when their job of Node removal is done.

func (*ClusterManager) NodeStatus 

func (c *ClusterManager) NodeStatus() (api.Status, error)

NodeStatus returns the status of a node. It compares the status maintained by the cluster manager and the provided listener and returns the appropriate one

func (*ClusterManager) ObjectStoreCreate 

func (c *ClusterManager) ObjectStoreCreate(volumeID string) (*api.ObjectstoreInfo, error)

ObjectStoreCreate objectstore on specified volume

func (*ClusterManager) ObjectStoreDelete 

func (c *ClusterManager) ObjectStoreDelete(objectstoreID string) error

ObjectStoreDelete objectstore from cluster

func (*ClusterManager) ObjectStoreInspect 

func (c *ClusterManager) ObjectStoreInspect(objectstoreID string) (*api.ObjectstoreInfo, error)

ObjectStoreInspect returns status of objectstore

func (*ClusterManager) ObjectStoreUpdate 

func (c *ClusterManager) ObjectStoreUpdate(objectstoreID string, enable bool) error

ObjectStoreUpdate enable/disable objectstore

func (*ClusterManager) PeerStatus 

func (c *ClusterManager) PeerStatus(listenerName string) (map[string]api.Status, error)

PeerStatus returns the status of a peer node as seen by us

func (*ClusterManager) ProcessPairRequest 

func (c *ClusterManager) ProcessPairRequest(
	request *api.ClusterPairProcessRequest,
) (*api.ClusterPairProcessResponse, error)

ProcessPairRequest handles a remote cluster's pair request

func (*ClusterManager) Rebalance 

func (c *ClusterManager) Rebalance(
	context context.Context, request *api.SdkStorageRebalanceRequest) (
	*api.SdkStorageRebalanceResponse, error)

func (*ClusterManager) RefreshPair 

func (c *ClusterManager) RefreshPair(
	id string,
) error

func (*ClusterManager) Remove 

func (c *ClusterManager) Remove(nodes []api.Node, forceRemove bool) error

Remove node(s) from the cluster permanently.

func (*ClusterManager) Resize 

func (c *ClusterManager) Resize(
	context context.Context, request *api.SdkStoragePoolResizeRequest) (
	*api.SdkStoragePoolResizeResponse, error)

func (*ClusterManager) SchedPolicyCreate 

func (c *ClusterManager) SchedPolicyCreate(name, sched string) error

SchedPolicyCreate creates a policy with given name and schedule.

func (*ClusterManager) SchedPolicyDelete 

func (c *ClusterManager) SchedPolicyDelete(name string) error

SchedPolicyDelete deletes a policy with given name.

func (*ClusterManager) SchedPolicyEnumerate 

func (c *ClusterManager) SchedPolicyEnumerate() ([]*sched.SchedPolicy, error)

SchedPolicyEnumerate enumerates all configured policies or the ones specified.

func (*ClusterManager) SchedPolicyGet 

func (c *ClusterManager) SchedPolicyGet(name string) (*sched.SchedPolicy, error)

SchedPolicyGet returns schedule policy matching given name.

func (*ClusterManager) SchedPolicyUpdate 

func (c *ClusterManager) SchedPolicyUpdate(name, sched string) error

SchedPolicyUpdate updates a policy with given name and schedule.

func (*ClusterManager) SecretCheckLogin 

func (c *ClusterManager) SecretCheckLogin() error

SecretCheckLogin validates session with secret store

func (*ClusterManager) SecretGet 

func (c *ClusterManager) SecretGet(secretKey string) (interface{}, error)

SecretGet retrieves the value/data for given key

func (*ClusterManager) SecretGetDefaultSecretKey 

func (c *ClusterManager) SecretGetDefaultSecretKey() (interface{}, error)

SecretGetDefaultSecretKey returns cluster wide secret key

func (*ClusterManager) SecretLogin 

func (c *ClusterManager) SecretLogin(secretType string, secretConfig map[string]string) error

SecretLogin create session with secret store

func (*ClusterManager) SecretSet 

func (c *ClusterManager) SecretSet(secretKey string, secretValue interface{}) error

SecretSet the given value/data against the key

func (*ClusterManager) SecretSetDefaultSecretKey 

func (c *ClusterManager) SecretSetDefaultSecretKey(secretKey string, override bool) error

SecretSetDefaultSecretKey sets the cluster wide secret key

func (*ClusterManager) SetClusterConf 

func (c *ClusterManager) SetClusterConf(config *osdconfig.ClusterConfig) error

func (*ClusterManager) SetNodeConf 

func (c *ClusterManager) SetNodeConf(config *osdconfig.NodeConfig) error

func (*ClusterManager) SetSize 

func (c *ClusterManager) SetSize(size int) error

SetSize sets the maximum number of nodes in a cluster.

func (*ClusterManager) Shutdown 

func (c *ClusterManager) Shutdown() error

Shutdown can be called when THIS node is gracefully shutting down.

func (*ClusterManager) Start 

func (c *ClusterManager) Start(
	nodeInitialized bool,
	gossipPort string,
	selfClusterDomain string,
) error

Start initiates the cluster manager and the cluster state machine

func (*ClusterManager) StartWithConfiguration 

func (c *ClusterManager) StartWithConfiguration(
	nodeInitialized bool,
	gossipPort string,
	snapshotPrefixes []string,
	selfClusterDomain string,
	config *cluster.ClusterServerConfiguration,
) error

func (*ClusterManager) UncordonAttachments 

func (c *ClusterManager) UncordonAttachments(
	ctx context.Context,
	in *api.SdkNodeUncordonAttachmentsRequest,
) (*api.SdkNodeUncordonAttachmentsResponse, error)

func (*ClusterManager) UpdateData 

func (c *ClusterManager) UpdateData(nodeData map[string]interface{}) error

UpdateData updates self node data

func (*ClusterManager) UpdateDomainState 

func (c *ClusterManager) UpdateDomainState(name string, state types.ClusterDomainState) error

UpdateDomainState sets the cluster domain info object into kvdb

func (*ClusterManager) UpdateJobState 

func (c *ClusterManager) UpdateJobState(
	ctx context.Context,
	req *api.SdkUpdateJobRequest,
) (*api.SdkUpdateJobResponse, error)

func (*ClusterManager) UpdateLabels 

func (c *ClusterManager) UpdateLabels(nodeLabels map[string]string) error

func (*ClusterManager) UpdateRebalanceJobState 

func (c *ClusterManager) UpdateRebalanceJobState(
	context context.Context, request *api.SdkUpdateRebalanceJobRequest) (
	*api.SdkUpdateRebalanceJobResponse, error)

func (*ClusterManager) UpdateSchedulerNodeName 

func (c *ClusterManager) UpdateSchedulerNodeName(schedulerNodeName string) error

func (*ClusterManager) Uuid 

func (c *ClusterManager) Uuid() string

Uuid returns the unique id of the cluster

func (*ClusterManager) ValidatePair 

func (c *ClusterManager) ValidatePair(
	id string,
) error

Source Files

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