process

package

v1.4.440 Latest Latest Go to latest Published: Oct 14, 2015 License: Apache-2.0 Imports: 9 Imported by: 0

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Repository

gitee.com/mirrors/orchestrator

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Documentation ¶

Index ¶

Variables
func AttemptElection() (bool, error)
func ElectedNode() (hostname string, token string, isElected bool, err error)
func GetHash(input []byte) string
func GetRandomData() []byte
func GrabElection() error
func Reelect() error
type HealthStatus
- func HealthTest() (*HealthStatus, error)
- func SimpleHealthTest() (*HealthStatus, error)
type Token
- func NewToken() *Token

Constants ¶

This section is empty.

Variables ¶

View Source

var ThisHostname string

Functions ¶

func AttemptElection ¶

func AttemptElection() (bool, error)

AttemptElection tries to grab leadership (become active node)

func ElectedNode ¶

func ElectedNode() (hostname string, token string, isElected bool, err error)

ElectedNode returns the details of the elected node, as well as answering the question "is this process the elected one"?

func GetHash ¶

func GetHash(input []byte) string

func GetRandomData ¶

func GetRandomData() []byte

func GrabElection ¶

func GrabElection() error

GrabElection forcibly grabs leadership. Use with care!!

func Reelect ¶

func Reelect() error

Reelect clears the way for re-elections. Active node is immediately demoted.

Types ¶

type HealthStatus ¶

type HealthStatus struct {
	Healthy        bool
	Hostname       string
	Token          string
	IsActiveNode   bool
	ActiveNode     string
	Error          error
	AvailableNodes []string
}

func HealthTest ¶

func HealthTest() (*HealthStatus, error)

HealthTest attempts to write to the backend database and get a result

func SimpleHealthTest ¶

func SimpleHealthTest() (*HealthStatus, error)

Just check to make sure we can connect to the database

type Token ¶

type Token struct {
	Hash string
}

Token is used to identify and validate requests to this service

var ProcessToken *Token = NewToken()

func NewToken ¶

func NewToken() *Token

Source Files ¶

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