42 lines
1.4 KiB
Go
42 lines
1.4 KiB
Go
package consensus
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import (
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"context"
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consensus "github.com/libp2p/go-libp2p-consensus"
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"github.com/libp2p/go-libp2p/core/peer"
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)
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type ConsensusAPI interface {
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// Returns a channel to signal that the consensus layer is ready
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// allowing the main component to wait for it during start.
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Ready(context.Context) <-chan struct{}
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AddPeer(context.Context, peer.ID) error
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RmPeer(context.Context, peer.ID) error
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State(context.Context) (consensus.State, error)
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// Provide a node which is responsible to perform
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// specific tasks which must only run in 1 cluster peer.
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Leader(context.Context) (peer.ID, error)
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// Only returns when the consensus state has all log
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// updates applied to it.
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WaitForSync(context.Context) error
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// Clean removes all consensus data.
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Clean(context.Context) error
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// Peers returns the peerset participating in the Consensus.
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Peers(context.Context) ([]peer.ID, error)
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// IsTrustedPeer returns true if the given peer is "trusted".
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// This will grant access to more rpc endpoints and a
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// non-trusted one. This should be fast as it will be
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// called repeatedly for every remote RPC request.
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IsTrustedPeer(context.Context, peer.ID) bool
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// Trust marks a peer as "trusted".
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Trust(context.Context, peer.ID) error
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// Distrust removes a peer from the "trusted" set.
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Distrust(context.Context, peer.ID) error
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// Returns true if current node is the cluster leader
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IsLeader(ctx context.Context) bool
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Shutdown(context.Context) error
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}
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