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kvstore.go
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kvstore.go
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// Copyright 2016-2020 Authors of Cilium
//
// 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 kvstore
import (
"time"
)
// Value is an abstraction of the data stored in the kvstore as well as the
// mod revision of that data.
type Value struct {
Data []byte
ModRevision uint64
LeaseID int64
SessionID string
}
// KeyValuePairs is a map of key=value pairs
type KeyValuePairs map[string]Value
// Capabilities is a bitmask to indicate the capabilities of a backend
type Capabilities uint32
const (
// CapabilityCreateIfExists is true if CreateIfExists is functional
CapabilityCreateIfExists Capabilities = 1 << 0
// CapabilityDeleteOnZeroCount is true if DeleteOnZeroCount is functional
CapabilityDeleteOnZeroCount Capabilities = 1 << 1
// BaseKeyPrefix is the base prefix that should be used for all keys
BaseKeyPrefix = "cilium"
// InitLockPath is the path to the init lock to test quorum
InitLockPath = BaseKeyPrefix + "/.initlock"
// HeartbeatPath is the path to the key at which the operator updates
// the heartbeat
HeartbeatPath = BaseKeyPrefix + "/.heartbeat"
// HeartbeatWriteInterval is the interval in which the heartbeat key at
// HeartbeatPath is updated
HeartbeatWriteInterval = time.Minute
)