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config.go
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config.go
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// Copyright (c) 2019 Uber Technologies, 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,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package cassandra
import "github.com/uber/peloton/pkg/storage/cassandra/impl"
// Replica is the config for Cassandra replicas
type Replica struct {
// Name of the replica config, i.e. replication_factor for
// SimpleStategy or datacenter1 for NetworkTopologyStrategy
Name string `yaml:"name"`
// Value of the replica config such as number of replicas
Value int `yaml:"value"`
}
// Replication is the config for Cassandra replication
type Replication struct {
// Strategy controls the replication strategy. Only two strategies
// are supported: SimpleStrategy and NetworkTopologyStrategy
Strategy string `yaml:"strategy"`
// Replicas controls the number of replicas of the keyspace. For
// SimpleStrategy, it is a single replication_factor like 3. For
// NetworkTopologyStrategy, it will be a list of <datacenter,
// replicas> pairs like {'dc1': '3', 'dc2': '3'}
Replicas []*Replica `yaml:"replicas"`
}
// Config is the config for cassandra Store
type Config struct {
CassandraConn *impl.CassandraConn `yaml:"connection"`
StoreName string `yaml:"store_name"`
Migrations string `yaml:"migrations"`
// MaxParallelBatches controls the maximum number of go routines run to create tasks
MaxParallelBatches int `yaml:"max_parallel_batches"`
// MaxUpdatesPerJob controls the maximum number of
// updates per job kept in the database
MaxUpdatesPerJob int `yaml:"max_updates_job"`
// Replication controls the replication config of the keyspace
Replication *Replication `yaml:"replication"`
}