dcs

package
v0.9.2-beta.9 Latest Latest
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 Go to latest Published: Oct 31, 2024 License: AGPL-3.0 Imports: 25 Imported by: 1

Documentation

Overview

Package dcs is a generated GoMock package.

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func InitStore 

func InitStore() error

func SetStore 

func SetStore(d DCS)

Types

type Cluster 

type Cluster struct {
	ClusterCompName string
	Namespace       string
	Replicas        int32
	HaConfig        *HaConfig
	Leader          *Leader
	Members         []Member
	Switchover      *Switchover
	Extra           map[string]string
	Resource        any
}

func (*Cluster) GetLeaderMember 

func (c *Cluster) GetLeaderMember() *Member

func (*Cluster) GetMemberAddr 

func (c *Cluster) GetMemberAddr(member Member) string

func (*Cluster) GetMemberAddrWithPort 

func (c *Cluster) GetMemberAddrWithPort(member Member) string

func (*Cluster) GetMemberAddrs 

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

func (*Cluster) GetMemberName 

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

func (*Cluster) GetMemberShortAddr 

func (c *Cluster) GetMemberShortAddr(member Member) string

func (*Cluster) GetMemberWithHost 

func (c *Cluster) GetMemberWithHost(host string) *Member

func (*Cluster) GetMemberWithName 

func (c *Cluster) GetMemberWithName(name string) *Member

func (*Cluster) HasMember 

func (c *Cluster) HasMember(memberName string) bool

func (*Cluster) IsLocked 

func (c *Cluster) IsLocked() bool

type DBState 

type DBState struct {
	OpTimestamp int64
	Extra       map[string]string
}

type DCS 

type DCS interface {
	Initialize() error

	// cluster manage functions
	GetClusterName() string
	GetCluster() (*Cluster, error)
	GetClusterFromCache() *Cluster
	ResetCluster()
	DeleteCluster()

	// cluster scole ha config
	GetHaConfig() (*HaConfig, error)
	UpdateHaConfig() error

	// member manager functions
	GetMembers() ([]Member, error)
	AddCurrentMember() error

	// manual switchover
	GetSwitchover() (*Switchover, error)
	CreateSwitchover(string, string, map[string]any) error
	DeleteSwitchover() error

	// cluster scope leader lock
	AttemptAcquireLease() error
	CreateLease() error
	IsLeaseExist() (bool, error)
	HasLease() bool
	ReleaseLease() error
	UpdateLease() error

	GetLeader() (*Leader, error)
}

func GetStore 

func GetStore() DCS

type HaConfig 

type HaConfig struct {
	DeleteMembers map[string]MemberToDelete
	// contains filtered or unexported fields
}

func (*HaConfig) AddMemberToDelete 

func (c *HaConfig) AddMemberToDelete(member *Member)

func (*HaConfig) FinishDeleted 

func (c *HaConfig) FinishDeleted(member *Member)

func (*HaConfig) GetDuplicatedMemberToDelete added in v0.9.0 

func (c *HaConfig) GetDuplicatedMemberToDelete(member *Member) *MemberToDelete

GetDuplicatedMemberToDelete get previous duplicated delete record in ha configmap

func (*HaConfig) GetMaxLagOnSwitchover 

func (c *HaConfig) GetMaxLagOnSwitchover() int64

func (*HaConfig) GetMemberToDelete 

func (c *HaConfig) GetMemberToDelete(member *Member) *MemberToDelete

func (*HaConfig) GetTTL 

func (c *HaConfig) GetTTL() int

func (*HaConfig) IsDeleted 

func (c *HaConfig) IsDeleted(member *Member) bool

func (*HaConfig) IsDeleting 

func (c *HaConfig) IsDeleting(member *Member) bool

func (*HaConfig) IsEnable 

func (c *HaConfig) IsEnable() bool

func (*HaConfig) SetEnable 

func (c *HaConfig) SetEnable(enable bool)

func (*HaConfig) TryToRemoveDeleteRecord added in v0.9.0 

func (c *HaConfig) TryToRemoveDeleteRecord(member *Member) bool

type KubernetesStore 

type KubernetesStore struct {
	LeaderObservedTime int64

	IsLeaderClusterWide bool
	// contains filtered or unexported fields
}

func NewKubernetesStore 

func NewKubernetesStore() (*KubernetesStore, error)

func (*KubernetesStore) AddCurrentMember 

func (store *KubernetesStore) AddCurrentMember() error

func (*KubernetesStore) AttemptAcquireLease 

func (store *KubernetesStore) AttemptAcquireLease() error

func (*KubernetesStore) CreateHaConfig 

func (store *KubernetesStore) CreateHaConfig() error

func (*KubernetesStore) CreateLease 

func (store *KubernetesStore) CreateLease() error

func (*KubernetesStore) CreateSwitchover 

func (store *KubernetesStore) CreateSwitchover(leader, candidate string, metadata map[string]any) error

func (*KubernetesStore) DeleteCluster 

func (store *KubernetesStore) DeleteCluster()

func (*KubernetesStore) DeleteLeader 

func (store *KubernetesStore) DeleteLeader() error

func (*KubernetesStore) DeleteSwitchover 

func (store *KubernetesStore) DeleteSwitchover() error

func (*KubernetesStore) GetCluster 

func (store *KubernetesStore) GetCluster() (*Cluster, error)

func (*KubernetesStore) GetClusterFromCache 

func (store *KubernetesStore) GetClusterFromCache() *Cluster

func (*KubernetesStore) GetClusterName 

func (store *KubernetesStore) GetClusterName() string

func (*KubernetesStore) GetHaConfig 

func (store *KubernetesStore) GetHaConfig() (*HaConfig, error)

func (*KubernetesStore) GetLeader 

func (store *KubernetesStore) GetLeader() (*Leader, error)

func (*KubernetesStore) GetLeaderConfigMap 

func (store *KubernetesStore) GetLeaderConfigMap() (*corev1.ConfigMap, error)

func (*KubernetesStore) GetMembers 

func (store *KubernetesStore) GetMembers() ([]Member, error)

func (*KubernetesStore) GetSwitchOverConfigMap 

func (store *KubernetesStore) GetSwitchOverConfigMap() (*corev1.ConfigMap, error)

func (*KubernetesStore) GetSwitchover 

func (store *KubernetesStore) GetSwitchover() (*Switchover, error)

func (*KubernetesStore) HasLease 

func (store *KubernetesStore) HasLease() bool

func (*KubernetesStore) Initialize 

func (store *KubernetesStore) Initialize() error

func (*KubernetesStore) IsLeaseExist 

func (store *KubernetesStore) IsLeaseExist() (bool, error)

func (*KubernetesStore) ReleaseLease 

func (store *KubernetesStore) ReleaseLease() error

func (*KubernetesStore) ResetCluster 

func (store *KubernetesStore) ResetCluster()

func (*KubernetesStore) SetCompName 

func (store *KubernetesStore) SetCompName(componentName string)

func (*KubernetesStore) UpdateHaConfig 

func (store *KubernetesStore) UpdateHaConfig() error

func (*KubernetesStore) UpdateLease 

func (store *KubernetesStore) UpdateLease() error

type Leader 

type Leader struct {
	DBState     *DBState
	Index       string
	Name        string
	AcquireTime int64
	RenewTime   int64
	TTL         int
	Resource    any
}

type Member 

type Member struct {
	Index     string
	Name      string
	Role      string
	PodIP     string
	DBPort    string
	LorryPort string
	HAPort    string
	UID       string
	UseIP     bool

	ComponentName string
	// contains filtered or unexported fields
}

func (*Member) GetName 

func (m *Member) GetName() string

func (*Member) IsLorryReady added in v0.8.4 

func (m *Member) IsLorryReady() bool

type MemberToDelete 

type MemberToDelete struct {
	UID        string
	IsFinished bool
}

type MockDCS 

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

MockDCS is a mock of DCS interface.

func NewMockDCS 

func NewMockDCS(ctrl *gomock.Controller) *MockDCS

NewMockDCS creates a new mock instance.

func (*MockDCS) AddCurrentMember 

func (m *MockDCS) AddCurrentMember() error

AddCurrentMember mocks base method.

func (*MockDCS) AttemptAcquireLease 

func (m *MockDCS) AttemptAcquireLease() error

AttemptAcquireLease mocks base method.

func (*MockDCS) CreateLease 

func (m *MockDCS) CreateLease() error

CreateLease mocks base method.

func (*MockDCS) CreateSwitchover 

func (m *MockDCS) CreateSwitchover(arg0, arg1 string, arg2 map[string]interface{}) error

CreateSwitchover mocks base method.

func (*MockDCS) DeleteCluster 

func (m *MockDCS) DeleteCluster()

DeleteCluster mocks base method.

func (*MockDCS) DeleteSwitchover 

func (m *MockDCS) DeleteSwitchover() error

DeleteSwitchover mocks base method.

func (*MockDCS) EXPECT 

func (m *MockDCS) EXPECT() *MockDCSMockRecorder

EXPECT returns an object that allows the caller to indicate expected use.

func (*MockDCS) GetCluster 

func (m *MockDCS) GetCluster() (*Cluster, error)

GetCluster mocks base method.

func (*MockDCS) GetClusterFromCache 

func (m *MockDCS) GetClusterFromCache() *Cluster

GetClusterFromCache mocks base method.

func (*MockDCS) GetClusterName 

func (m *MockDCS) GetClusterName() string

GetClusterName mocks base method.

func (*MockDCS) GetHaConfig 

func (m *MockDCS) GetHaConfig() (*HaConfig, error)

GetHaConfig mocks base method.

func (*MockDCS) GetLeader 

func (m *MockDCS) GetLeader() (*Leader, error)

GetLeader mocks base method.

func (*MockDCS) GetMembers 

func (m *MockDCS) GetMembers() ([]Member, error)

GetMembers mocks base method.

func (*MockDCS) GetSwitchover 

func (m *MockDCS) GetSwitchover() (*Switchover, error)

GetSwitchover mocks base method.

func (*MockDCS) HasLease 

func (m *MockDCS) HasLease() bool

HasLease mocks base method.

func (*MockDCS) Initialize 

func (m *MockDCS) Initialize() error

Initialize mocks base method.

func (*MockDCS) IsLeaseExist 

func (m *MockDCS) IsLeaseExist() (bool, error)

IsLeaseExist mocks base method.

func (*MockDCS) ReleaseLease 

func (m *MockDCS) ReleaseLease() error

ReleaseLease mocks base method.

func (*MockDCS) ResetCluster 

func (m *MockDCS) ResetCluster()

ResetCluster mocks base method.

func (*MockDCS) UpdateHaConfig 

func (m *MockDCS) UpdateHaConfig() error

UpdateHaConfig mocks base method.

func (*MockDCS) UpdateLease 

func (m *MockDCS) UpdateLease() error

UpdateLease mocks base method.

type MockDCSMockRecorder 

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

MockDCSMockRecorder is the mock recorder for MockDCS.

func (*MockDCSMockRecorder) AddCurrentMember 

func (mr *MockDCSMockRecorder) AddCurrentMember() *gomock.Call

AddCurrentMember indicates an expected call of AddCurrentMember.

func (*MockDCSMockRecorder) AttemptAcquireLease 

func (mr *MockDCSMockRecorder) AttemptAcquireLease() *gomock.Call

AttemptAcquireLease indicates an expected call of AttemptAcquireLease.

func (*MockDCSMockRecorder) CreateLease 

func (mr *MockDCSMockRecorder) CreateLease() *gomock.Call

CreateLease indicates an expected call of CreateLease.

func (*MockDCSMockRecorder) CreateSwitchover 

func (mr *MockDCSMockRecorder) CreateSwitchover(arg0, arg1, arg2 interface{}) *gomock.Call

CreateSwitchover indicates an expected call of CreateSwitchover.

func (*MockDCSMockRecorder) DeleteCluster 

func (mr *MockDCSMockRecorder) DeleteCluster() *gomock.Call

DeleteCluster indicates an expected call of DeleteCluster.

func (*MockDCSMockRecorder) DeleteSwitchover 

func (mr *MockDCSMockRecorder) DeleteSwitchover() *gomock.Call

DeleteSwitchover indicates an expected call of DeleteSwitchover.

func (*MockDCSMockRecorder) GetCluster 

func (mr *MockDCSMockRecorder) GetCluster() *gomock.Call

GetCluster indicates an expected call of GetCluster.

func (*MockDCSMockRecorder) GetClusterFromCache 

func (mr *MockDCSMockRecorder) GetClusterFromCache() *gomock.Call

GetClusterFromCache indicates an expected call of GetClusterFromCache.

func (*MockDCSMockRecorder) GetClusterName 

func (mr *MockDCSMockRecorder) GetClusterName() *gomock.Call

GetClusterName indicates an expected call of GetClusterName.

func (*MockDCSMockRecorder) GetHaConfig 

func (mr *MockDCSMockRecorder) GetHaConfig() *gomock.Call

GetHaConfig indicates an expected call of GetHaConfig.

func (*MockDCSMockRecorder) GetLeader 

func (mr *MockDCSMockRecorder) GetLeader() *gomock.Call

GetLeader indicates an expected call of GetLeader.

func (*MockDCSMockRecorder) GetMembers 

func (mr *MockDCSMockRecorder) GetMembers() *gomock.Call

GetMembers indicates an expected call of GetMembers.

func (*MockDCSMockRecorder) GetSwitchover 

func (mr *MockDCSMockRecorder) GetSwitchover() *gomock.Call

GetSwitchover indicates an expected call of GetSwitchover.

func (*MockDCSMockRecorder) HasLease 

func (mr *MockDCSMockRecorder) HasLease() *gomock.Call

HasLease indicates an expected call of HasLease.

func (*MockDCSMockRecorder) Initialize 

func (mr *MockDCSMockRecorder) Initialize() *gomock.Call

Initialize indicates an expected call of Initialize.

func (*MockDCSMockRecorder) IsLeaseExist 

func (mr *MockDCSMockRecorder) IsLeaseExist() *gomock.Call

IsLeaseExist indicates an expected call of IsLeaseExist.

func (*MockDCSMockRecorder) ReleaseLease 

func (mr *MockDCSMockRecorder) ReleaseLease() *gomock.Call

ReleaseLease indicates an expected call of ReleaseLease.

func (*MockDCSMockRecorder) ResetCluster 

func (mr *MockDCSMockRecorder) ResetCluster() *gomock.Call

ResetCluster indicates an expected call of ResetCluster.

func (*MockDCSMockRecorder) UpdateHaConfig 

func (mr *MockDCSMockRecorder) UpdateHaConfig() *gomock.Call

UpdateHaConfig indicates an expected call of UpdateHaConfig.

func (*MockDCSMockRecorder) UpdateLease 

func (mr *MockDCSMockRecorder) UpdateLease() *gomock.Call

UpdateLease indicates an expected call of UpdateLease.

type Switchover 

type Switchover struct {
	Index       string
	Leader      string
	Candidate   string
	ScheduledAt int64
}

func (*Switchover) GetCandidate 

func (s *Switchover) GetCandidate() string

func (*Switchover) GetLeader 

func (s *Switchover) GetLeader() string

Source Files

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