models

package
v0.0.0-...-a9ca43d Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Oct 27, 2019 License: MIT Imports: 12 Imported by: 0

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Index

Constants

View Source 
const (
	ActionNothing   = ""
	ActionPending   = "pending"
	ActionPreparing = "preparing"
	ActionPrepared  = "prepared"
	ActionMigrating = "migrating"
	ActionFinished  = "finished"
	ActionSyncing   = "syncing"
)
View Source 
const (
	ForwardSync = iota
	ForwardSemiAsync
)
View Source 
const CodisDir = "/codis3"
View Source 
const JodisDir = "/jodis"
View Source 
const MaxGroupId = 9999
View Source 
const MaxSlotNum = 1024

Variables

This section is empty.

Functions

func GroupDir 

func GroupDir(product string) string

func GroupPath 

func GroupPath(product string, gid int) string

func JodisPath 

func JodisPath(product string, token string) string

func LockPath 

func LockPath(product string) string

func ParseForwardMethod 

func ParseForwardMethod(s string) (int, bool)

func ProductDir 

func ProductDir(product string) string

func ProxyDir 

func ProxyDir(product string) string

func ProxyPath 

func ProxyPath(product string, token string) string

func SentinelPath 

func SentinelPath(product string) string

func SlotPath 

func SlotPath(product string, sid int) string

func ValidateProduct 

func ValidateProduct(name string) error

Types

type Client 

type Client interface {
	Create(path string, data []byte) error
	Update(path string, data []byte) error
	Delete(path string) error

	Read(path string, must bool) ([]byte, error)
	List(path string, must bool) ([]string, error)

	Close() error

	WatchInOrder(path string) (<-chan struct{}, []string, error)

	CreateEphemeral(path string, data []byte) (<-chan struct{}, error)
	CreateEphemeralInOrder(path string, data []byte) (<-chan struct{}, string, error)
}

func NewClient 

func NewClient(coordinator string, addrlist string, auth string, timeout time.Duration) (Client, error)

type Group 

type Group struct {
	Id      int            `json:"id"`
	Servers []*GroupServer `json:"servers"`

	Promoting struct {
		Index int    `json:"index,omitempty"`
		State string `json:"state,omitempty"`
	} `json:"promoting"`

	OutOfSync bool `json:"out_of_sync"`
}

func SortGroup 

func SortGroup(group map[int]*Group) []*Group

func (*Group) Encode 

func (g *Group) Encode() []byte

type GroupServer 

type GroupServer struct {
	Addr       string `json:"server"`
	DataCenter string `json:"datacenter"`

	Action struct {
		Index int    `json:"index,omitempty"`
		State string `json:"state,omitempty"`
	} `json:"action"`

	ReplicaGroup bool `json:"replica_group"`
}

type GroupSlice 

type GroupSlice []*Group

func (GroupSlice) Len 

func (s GroupSlice) Len() int

func (GroupSlice) Less 

func (s GroupSlice) Less(i, j int) bool

func (GroupSlice) Swap 

func (s GroupSlice) Swap(i, j int)

type Proxy 

type Proxy struct {
	Id        int    `json:"id,omitempty"`
	Token     string `json:"token"`
	StartTime string `json:"start_time"`
	AdminAddr string `json:"admin_addr"`

	ProtoType string `json:"proto_type"`
	ProxyAddr string `json:"proxy_addr"`

	JodisPath string `json:"jodis_path,omitempty"`

	ProductName string `json:"product_name"`

	Pid int    `json:"pid"`
	Pwd string `json:"pwd"`
	Sys string `json:"sys"`

	Hostname   string `json:"hostname"`
	DataCenter string `json:"datacenter"`
}

func SortProxy 

func SortProxy(proxy map[string]*Proxy) []*Proxy

func (*Proxy) Encode 

func (p *Proxy) Encode() []byte

type ProxySlice 

type ProxySlice []*Proxy

func (ProxySlice) Len 

func (s ProxySlice) Len() int

func (ProxySlice) Less 

func (s ProxySlice) Less(i, j int) bool

func (ProxySlice) Swap 

func (s ProxySlice) Swap(i, j int)

type Sentinel 

type Sentinel struct {
	Servers []string `json:"servers,omitempty"`

	OutOfSync bool `json:"out_of_sync"`
}

func (*Sentinel) Encode 

func (p *Sentinel) Encode() []byte

type Slot 

type Slot struct {
	Id     int  `json:"id"`
	Locked bool `json:"locked,omitempty"`

	BackendAddr        string `json:"backend_addr,omitempty"`
	BackendAddrGroupId int    `json:"backend_addr_group_id,omitempty"`
	MigrateFrom        string `json:"migrate_from,omitempty"`
	MigrateFromGroupId int    `json:"migrate_from_group_id,omitempty"`

	ForwardMethod int `json:"forward_method,omitempty"`

	ReplicaGroups [][]string `json:"replica_groups,omitempty"`
}

type SlotMapping 

type SlotMapping struct {
	Id      int `json:"id"`
	GroupId int `json:"group_id"`

	Action struct {
		Index    int    `json:"index,omitempty"`
		State    string `json:"state,omitempty"`
		TargetId int    `json:"target_id,omitempty"`
	} `json:"action"`
}

func (*SlotMapping) Encode 

func (m *SlotMapping) Encode() []byte

type Store 

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

func NewStore 

func NewStore(client Client, product string) *Store

func (*Store) Acquire 

func (s *Store) Acquire(topom *Topom) error

func (*Store) Client 

func (s *Store) Client() Client

func (*Store) Close 

func (s *Store) Close() error

func (*Store) DeleteGroup 

func (s *Store) DeleteGroup(gid int) error

func (*Store) DeleteProxy 

func (s *Store) DeleteProxy(token string) error

func (*Store) GroupDir 

func (s *Store) GroupDir() string

func (*Store) GroupPath 

func (s *Store) GroupPath(gid int) string

func (*Store) ListGroup 

func (s *Store) ListGroup() (map[int]*Group, error)

func (*Store) ListProxy 

func (s *Store) ListProxy() (map[string]*Proxy, error)

func (*Store) LoadGroup 

func (s *Store) LoadGroup(gid int, must bool) (*Group, error)

func (*Store) LoadProxy 

func (s *Store) LoadProxy(token string, must bool) (*Proxy, error)

func (*Store) LoadSentinel 

func (s *Store) LoadSentinel(must bool) (*Sentinel, error)

func (*Store) LoadSlotMapping 

func (s *Store) LoadSlotMapping(sid int, must bool) (*SlotMapping, error)

func (*Store) LoadTopom 

func (s *Store) LoadTopom(must bool) (*Topom, error)

func (*Store) LockPath 

func (s *Store) LockPath() string

func (*Store) ProxyDir 

func (s *Store) ProxyDir() string

func (*Store) ProxyPath 

func (s *Store) ProxyPath(token string) string

func (*Store) Release 

func (s *Store) Release() error

func (*Store) SentinelPath 

func (s *Store) SentinelPath() string

func (*Store) SlotMappings 

func (s *Store) SlotMappings() ([]*SlotMapping, error)

func (*Store) SlotPath 

func (s *Store) SlotPath(sid int) string

func (*Store) UpdateGroup 

func (s *Store) UpdateGroup(g *Group) error

func (*Store) UpdateProxy 

func (s *Store) UpdateProxy(p *Proxy) error

func (*Store) UpdateSentinel 

func (s *Store) UpdateSentinel(p *Sentinel) error

func (*Store) UpdateSlotMapping 

func (s *Store) UpdateSlotMapping(m *SlotMapping) error

type Topom 

type Topom struct {
	Token     string `json:"token"`
	StartTime string `json:"start_time"`
	AdminAddr string `json:"admin_addr"`

	ProductName string `json:"product_name"`

	Pid int    `json:"pid"`
	Pwd string `json:"pwd"`
	Sys string `json:"sys"`
}

func LoadTopom 

func LoadTopom(client Client, product string, must bool) (*Topom, error)

func (*Topom) Encode 

func (t *Topom) Encode() []byte

Source Files

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