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Module discovery

laminar_core::cluster

Module discovery

Expand description

Node discovery and membership. Peer discovery: StaticDiscovery (seed list) and GossipDiscovery (chitchat).

Re-exports§

pub use crate::state::NodeId;

Modules§

keys: Key namespace for chitchat key-value pairs.

Structs§

ArchivedNodeInfo: An archived NodeInfo
ArchivedNodeMetadata: An archived NodeMetadata
GossipDiscovery: Gossip-based discovery using the chitchat protocol.
GossipDiscoveryConfig: Configuration for gossip-based discovery.
NodeInfo: Full information about a discovered node.
NodeInfoResolver: The resolver for an archived NodeInfo
NodeMetadata: Hardware and deployment metadata for a node.
NodeMetadataResolver: The resolver for an archived NodeMetadata
StaticDiscovery: Static discovery implementation with TCP heartbeats.
StaticDiscoveryConfig: Configuration for static discovery.

Enums§

ArchivedNodeState: An archived NodeState
DiscoveryError: Errors that can occur during discovery operations.
MembershipEvent: A membership change event.
NodeState: Current lifecycle state of a node.
NodeStateResolver: The resolver for an archived NodeState

Traits§

Discovery: Trait for node discovery in a cluster.

Functions§

assignable_node_ids: Node ids eligible to own vnodes: only Active nodes. Joining, Suspected, Draining, and Left are excluded so a draining or failing node sheds its vnodes on the next rotation.