elector_candidate_cache (elector v0.3.3)

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Candidate cache manager - maintains a distributed cache of candidate nodes.

This module implements a smart caching system that: - Monitors node join/leave events - Maintains local cache of candidate nodes - Broadcasts candidate status on startup and node events - Eliminates need for remote calls during elections

Summary

Types

candidate_cache/0
state/0

Functions

get_candidates()

Returns the current list of candidate nodes from cache.

handle_call(Request, From, State)
handle_cast(Request, State)
handle_info(Info, State)
refresh_local_status()

Refreshes local candidate status and broadcasts to cluster.

start_link()

Starts the candidate cache manager.

terminate(Reason, State)

Types

candidate_cache/0

-type candidate_cache() :: #{node() => boolean()}.

state/0

-type state() :: #{cache := candidate_cache(), last_refresh := integer()}.

Functions

get_candidates()

-spec get_candidates() -> [node()].

Returns the current list of candidate nodes from cache.

handle_call(Request, From, State)

handle_cast(Request, State)

handle_info(Info, State)

refresh_local_status()

-spec refresh_local_status() -> ok.

Refreshes local candidate status and broadcasts to cluster.

start_link()

Starts the candidate cache manager.

terminate(Reason, State)