Struct VolatileState 

pub struct VolatileState {
    pub node_state: NodeState,
    pub leader_id: Option<NodeId>,
}

Volatile state on all servers

Fields

node_state: NodeState

Current node state

leader_id: Option<NodeId>

Current known leader ID (None if unknown)

Implementations

impl VolatileState

pub fn new() -> Self

Create a new volatile state

pub fn become_follower(&mut self, leader_id: Option<NodeId>)

Transition to follower state

pub fn become_candidate(&mut self)

Transition to candidate state

pub fn become_leader(&mut self)

Transition to leader state

pub fn is_leader(&self) -> bool

Check if this node is the leader

pub fn is_candidate(&self) -> bool

Check if this node is a candidate

pub fn is_follower(&self) -> bool

Check if this node is a follower

Trait Implementations

impl Clone for VolatileState

fn clone(&self) -> VolatileState

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for VolatileState

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for VolatileState

fn default() -> Self

Returns the “default value” for a type.