/
endpoint.go
91 lines (81 loc) · 2.69 KB
/
endpoint.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
// Copyright 2021 TiKV Authors
//
// 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.
// NOTE: The code in this file is based on code from the
// TiDB project, licensed under the Apache License v 2.0
//
// https://github.com/pingcap/tidb/tree/cc5e161ac06827589c4966674597c137cc9e809c/store/tikv/tikvrpc/endpoint.go
//
// Copyright 2021 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,
// 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 tikvrpc
import "github.com/pingcap/kvproto/pkg/metapb"
// EndpointType represents the type of a remote endpoint..
type EndpointType uint8
// EndpointType type enums.
const (
TiKV EndpointType = iota
TiFlash
TiDB
TiFlashCompute
)
// Name returns the name of endpoint type.
func (t EndpointType) Name() string {
switch t {
case TiKV:
return "tikv"
case TiFlash:
return "tiflash"
case TiDB:
return "tidb"
case TiFlashCompute:
return "tiflash_compute"
}
return "unspecified"
}
// IsTiFlashRelatedType return true if it's tiflash or tiflash_compute.
func (t EndpointType) IsTiFlashRelatedType() bool {
return t == TiFlash || t == TiFlashCompute
}
// Constants to determine engine type.
// They should be synced with PD.
const (
EngineLabelKey = "engine"
EngineLabelTiFlash = "tiflash"
EngineLabelTiFlashCompute = "tiflash_compute"
EngineRoleLabelKey = "engine_role"
EngineRoleWrite = "write"
)
// GetStoreTypeByMeta gets store type by store meta pb.
func GetStoreTypeByMeta(store *metapb.Store) EndpointType {
for _, label := range store.Labels {
if label.Key == EngineLabelKey && label.Value == EngineLabelTiFlash {
return TiFlash
}
if label.Key == EngineLabelKey && label.Value == EngineLabelTiFlashCompute {
return TiFlashCompute
}
}
return TiKV
}