// Copyright 2016 PingCAP, Inc. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // See the License for the specific language governing permissions and // limitations under the License. package mocktikv import "fmt" // BootstrapWithSingleStore initializes a Cluster with 1 Region and 1 Store. func BootstrapWithSingleStore(cluster *Cluster) (storeID, peerID, regionID uint64) { ids := cluster.AllocIDs(3) storeID, peerID, regionID = ids[0], ids[1], ids[2] cluster.AddStore(storeID, fmt.Sprintf("store%d", storeID)) cluster.Bootstrap(regionID, []uint64{storeID}, []uint64{peerID}, peerID) return } // BootstrapWithMultiStores initializes a Cluster with 1 Region and n Stores. func BootstrapWithMultiStores(cluster *Cluster, n int) (storeIDs, peerIDs []uint64, regionID uint64, leaderPeer uint64) { storeIDs = cluster.AllocIDs(n) peerIDs = cluster.AllocIDs(n) leaderPeer = peerIDs[0] regionID = cluster.AllocID() for _, storeID := range storeIDs { cluster.AddStore(storeID, fmt.Sprintf("store%d", storeID)) } cluster.Bootstrap(regionID, storeIDs, peerIDs, leaderPeer) return } // BootstrapWithMultiRegions initializes a Cluster with multiple Regions and 1 // Store. The number of Regions will be len(splitKeys) + 1. func BootstrapWithMultiRegions(cluster *Cluster, splitKeys ...[]byte) (storeID uint64, regionIDs, peerIDs []uint64) { var firstRegionID, firstPeerID uint64 storeID, firstPeerID, firstRegionID = BootstrapWithSingleStore(cluster) regionIDs = append([]uint64{firstRegionID}, cluster.AllocIDs(len(splitKeys))...) peerIDs = append([]uint64{firstPeerID}, cluster.AllocIDs(len(splitKeys))...) for i, k := range splitKeys { cluster.Split(regionIDs[i], regionIDs[i+1], k, []uint64{peerIDs[i]}, peerIDs[i]) } return }