election

Documentation

Index

• type Election
  • func New(peers ...uint32) Election
  • func (e Election) Majority() int
  • func (e Election) Passed() bool
  • func (e Election) Vote(pid uint32, vote bool)
  • func (e Election) Votes() int

Types

type Election

type Election map[uint32]bool

Election objects keep track of the outcome of a single leader election by mapping remote peers to the votes they've provided. Uses simple majority to determine if an election has passed or failed.

func New

func New(peers ...uint32) Election

New creates an election for the specified peers, defaulting the votes to false until otherwise updated. Elections only allow the peers specified to vote.

func (Election) Majority

func (e Election) Majority() int

Majority computes how many nodes are needed for an election to pass.

func (Election) Passed

func (e Election) Passed() bool

Passed returns true if the number of True votes is a majority.

func (Election) Vote

func (e Election) Vote(pid uint32, vote bool)

Vote records the vote for the given Replica, identified by name.

func (Election) Votes

func (e Election) Votes() int

Votes sums the number of Ballots equal to true