storage

package

v0.0.0-...-8a3301c Latest Latest Go to latest Published: Jun 22, 2017 License: Apache-2.0 Imports: 23 Imported by: 0

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Repository

github.com/sosozhuang/go-paxos

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Documentation ¶

Overview ¶

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.

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.

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.

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.

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.

Index ¶

Variables
type KeyValueStore
- func NewKeyValueStore(proposer comm.Proposer, dir string) (KeyValueStore, error)
type MultiGroupStorage
- func NewDiskStorage(cfg StorageConfig) (MultiGroupStorage, error)
type Storage
type StorageConfig
type StorageType
- func ParseStorageType(s string) (StorageType, error)

Constants ¶

This section is empty.

Variables ¶

View Source

var (
	ErrNotFound = errors.New("storage: value not found")
)

Functions ¶

This section is empty.

Types ¶

type KeyValueStore ¶

type KeyValueStore interface {
	Get(string) (string, error)
	Set(string, string) error
	Delete(string) error
	Close()
	comm.StateMachine
}

func NewKeyValueStore ¶

func NewKeyValueStore(proposer comm.Proposer, dir string) (KeyValueStore, error)

type MultiGroupStorage ¶

type MultiGroupStorage interface {
	Open(context.Context, <-chan struct{}) error
	Close()
	GetStorage(uint16) Storage
}

func NewDiskStorage ¶

func NewDiskStorage(cfg StorageConfig) (MultiGroupStorage, error)

type Storage ¶

type Storage interface {
	GetDir() string
	Recreate() error
	Get(uint64) ([]byte, error)
	Set(uint64, []byte) error
	Delete(uint64) error
	ForceDelete(uint64) error
	GetMaxInstanceID() (uint64, error)
	SetMinChosenInstanceID(uint64) error
	GetMinChosenInstanceID() (uint64, error)
	SetClusterInfo(*comm.ClusterInfo) error
	GetClusterInfo() (*comm.ClusterInfo, error)
	SetLeaderInfo(*comm.LeaderInfo) error
	GetLeaderInfo() (*comm.LeaderInfo, error)
	GetMaxInstanceIDFileID() (uint64, []byte, error)
	RebuildOneIndex(uint64, []byte) error
	// contains filtered or unexported methods
}

type StorageConfig ¶

type StorageConfig struct {
	GroupCount int
	DataDir    string
	Type       StorageType
	Sync       bool
	SyncPeriod time.Duration
	SyncCount  int
	DisableWAL bool
}

type StorageType ¶

type StorageType uint

const (
	RocksDB StorageType = iota
	LevelDB
)

func ParseStorageType ¶

func ParseStorageType(s string) (StorageType, error)

Source Files ¶

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