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services.go
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services.go
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package types
import (
abci "github.com/tendermint/abci/types"
)
// NOTE: all types in this file are considered UNSTABLE
//------------------------------------------------------
// blockchain services types
// NOTE: Interfaces used by RPC must be thread safe!
//------------------------------------------------------
//------------------------------------------------------
// mempool
// Mempool defines the mempool interface.
// Updates to the mempool need to be synchronized with committing a block
// so apps can reset their transient state on Commit
// UNSTABLE
type Mempool interface {
Lock()
Unlock()
Size() int
CheckTx(Tx, func(*abci.Response)) error
Reap(int) Txs
Update(height int, txs Txs)
Flush()
TxsAvailable() <-chan int
EnableTxsAvailable()
}
// MockMempool is an empty implementation of a Mempool, useful for testing.
// UNSTABLE
type MockMempool struct {
}
func (m MockMempool) Lock() {}
func (m MockMempool) Unlock() {}
func (m MockMempool) Size() int { return 0 }
func (m MockMempool) CheckTx(tx Tx, cb func(*abci.Response)) error { return nil }
func (m MockMempool) Reap(n int) Txs { return Txs{} }
func (m MockMempool) Update(height int, txs Txs) {}
func (m MockMempool) Flush() {}
func (m MockMempool) TxsAvailable() <-chan int { return make(chan int) }
func (m MockMempool) EnableTxsAvailable() {}
//------------------------------------------------------
// blockstore
// BlockStoreRPC is the block store interface used by the RPC.
// UNSTABLE
type BlockStoreRPC interface {
Height() int
LoadBlockMeta(height int) *BlockMeta
LoadBlock(height int) *Block
LoadBlockPart(height int, index int) *Part
LoadBlockCommit(height int) *Commit
LoadSeenCommit(height int) *Commit
}
// BlockStore defines the BlockStore interface.
// UNSTABLE
type BlockStore interface {
BlockStoreRPC
SaveBlock(block *Block, blockParts *PartSet, seenCommit *Commit)
}