-
Notifications
You must be signed in to change notification settings - Fork 6
/
gcp.go
79 lines (65 loc) · 2.47 KB
/
gcp.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
// Copyright The OpenTelemetry 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.
package gcp
import (
"fmt"
"strings"
"go.opentelemetry.io/collector/pdata/pcommon"
conventions "go.opentelemetry.io/collector/semconv/v1.6.1"
)
// HostInfo holds the GCP host information.
type HostInfo struct {
HostAliases []string
GCPTags []string
}
// HostnameFromAttrs gets the GCP Integration hostname from attributes
// if available.
func HostnameFromAttrs(attrs pcommon.Map) (string, bool) {
hostName, ok := attrs.Get(conventions.AttributeHostName)
if !ok {
// We need the hostname.
return "", false
}
name := hostName.Str()
if strings.Count(name, ".") >= 3 {
// Unless the host.name attribute has been tampered with, use the same logic as the Agent to
// extract the hostname: https://github.com/DataDog/datadog-agent/blob/7.36.0/pkg/util/cloudproviders/gce/gce.go#L106
name = strings.SplitN(name, ".", 2)[0]
}
cloudAccount, ok := attrs.Get(conventions.AttributeCloudAccountID)
if !ok {
// We need the project ID.
return "", false
}
alias := fmt.Sprintf("%s.%s", name, cloudAccount.Str())
return alias, true
}
// HostInfoFromAttrs gets GCP host info from attributes following
// OpenTelemetry semantic conventions
func HostInfoFromAttrs(attrs pcommon.Map) (hostInfo *HostInfo) {
hostInfo = &HostInfo{}
if hostID, ok := attrs.Get(conventions.AttributeHostID); ok {
hostInfo.GCPTags = append(hostInfo.GCPTags, fmt.Sprintf("instance-id:%s", hostID.Str()))
}
if cloudZone, ok := attrs.Get(conventions.AttributeCloudAvailabilityZone); ok {
hostInfo.GCPTags = append(hostInfo.GCPTags, fmt.Sprintf("zone:%s", cloudZone.Str()))
}
if hostType, ok := attrs.Get(conventions.AttributeHostType); ok {
hostInfo.GCPTags = append(hostInfo.GCPTags, fmt.Sprintf("instance-type:%s", hostType.Str()))
}
if cloudAccount, ok := attrs.Get(conventions.AttributeCloudAccountID); ok {
hostInfo.GCPTags = append(hostInfo.GCPTags, fmt.Sprintf("project:%s", cloudAccount.Str()))
}
return
}