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
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
|
// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package resource // import "go.opentelemetry.io/otel/sdk/resource"
import (
"context"
"fmt"
"os"
"os/user"
"path/filepath"
"runtime"
semconv "go.opentelemetry.io/otel/semconv/v1.26.0"
)
type (
pidProvider func() int
executablePathProvider func() (string, error)
commandArgsProvider func() []string
ownerProvider func() (*user.User, error)
runtimeNameProvider func() string
runtimeVersionProvider func() string
runtimeOSProvider func() string
runtimeArchProvider func() string
)
var (
defaultPidProvider pidProvider = os.Getpid
defaultExecutablePathProvider executablePathProvider = os.Executable
defaultCommandArgsProvider commandArgsProvider = func() []string { return os.Args }
defaultOwnerProvider ownerProvider = user.Current
defaultRuntimeNameProvider runtimeNameProvider = func() string {
if runtime.Compiler == "gc" {
return "go"
}
return runtime.Compiler
}
defaultRuntimeVersionProvider runtimeVersionProvider = runtime.Version
defaultRuntimeOSProvider runtimeOSProvider = func() string { return runtime.GOOS }
defaultRuntimeArchProvider runtimeArchProvider = func() string { return runtime.GOARCH }
)
var (
pid = defaultPidProvider
executablePath = defaultExecutablePathProvider
commandArgs = defaultCommandArgsProvider
owner = defaultOwnerProvider
runtimeName = defaultRuntimeNameProvider
runtimeVersion = defaultRuntimeVersionProvider
runtimeOS = defaultRuntimeOSProvider
runtimeArch = defaultRuntimeArchProvider
)
func setDefaultOSProviders() {
setOSProviders(
defaultPidProvider,
defaultExecutablePathProvider,
defaultCommandArgsProvider,
)
}
func setOSProviders(
pidProvider pidProvider,
executablePathProvider executablePathProvider,
commandArgsProvider commandArgsProvider,
) {
pid = pidProvider
executablePath = executablePathProvider
commandArgs = commandArgsProvider
}
func setDefaultRuntimeProviders() {
setRuntimeProviders(
defaultRuntimeNameProvider,
defaultRuntimeVersionProvider,
defaultRuntimeOSProvider,
defaultRuntimeArchProvider,
)
}
func setRuntimeProviders(
runtimeNameProvider runtimeNameProvider,
runtimeVersionProvider runtimeVersionProvider,
runtimeOSProvider runtimeOSProvider,
runtimeArchProvider runtimeArchProvider,
) {
runtimeName = runtimeNameProvider
runtimeVersion = runtimeVersionProvider
runtimeOS = runtimeOSProvider
runtimeArch = runtimeArchProvider
}
func setDefaultUserProviders() {
setUserProviders(defaultOwnerProvider)
}
func setUserProviders(ownerProvider ownerProvider) {
owner = ownerProvider
}
type (
processPIDDetector struct{}
processExecutableNameDetector struct{}
processExecutablePathDetector struct{}
processCommandArgsDetector struct{}
processOwnerDetector struct{}
processRuntimeNameDetector struct{}
processRuntimeVersionDetector struct{}
processRuntimeDescriptionDetector struct{}
)
// Detect returns a *Resource that describes the process identifier (PID) of the
// executing process.
func (processPIDDetector) Detect(ctx context.Context) (*Resource, error) {
return NewWithAttributes(semconv.SchemaURL, semconv.ProcessPID(pid())), nil
}
// Detect returns a *Resource that describes the name of the process executable.
func (processExecutableNameDetector) Detect(ctx context.Context) (*Resource, error) {
executableName := filepath.Base(commandArgs()[0])
return NewWithAttributes(semconv.SchemaURL, semconv.ProcessExecutableName(executableName)), nil
}
// Detect returns a *Resource that describes the full path of the process executable.
func (processExecutablePathDetector) Detect(ctx context.Context) (*Resource, error) {
executablePath, err := executablePath()
if err != nil {
return nil, err
}
return NewWithAttributes(semconv.SchemaURL, semconv.ProcessExecutablePath(executablePath)), nil
}
// Detect returns a *Resource that describes all the command arguments as received
// by the process.
func (processCommandArgsDetector) Detect(ctx context.Context) (*Resource, error) {
return NewWithAttributes(semconv.SchemaURL, semconv.ProcessCommandArgs(commandArgs()...)), nil
}
// Detect returns a *Resource that describes the username of the user that owns the
// process.
func (processOwnerDetector) Detect(ctx context.Context) (*Resource, error) {
owner, err := owner()
if err != nil {
return nil, err
}
return NewWithAttributes(semconv.SchemaURL, semconv.ProcessOwner(owner.Username)), nil
}
// Detect returns a *Resource that describes the name of the compiler used to compile
// this process image.
func (processRuntimeNameDetector) Detect(ctx context.Context) (*Resource, error) {
return NewWithAttributes(semconv.SchemaURL, semconv.ProcessRuntimeName(runtimeName())), nil
}
// Detect returns a *Resource that describes the version of the runtime of this process.
func (processRuntimeVersionDetector) Detect(ctx context.Context) (*Resource, error) {
return NewWithAttributes(semconv.SchemaURL, semconv.ProcessRuntimeVersion(runtimeVersion())), nil
}
// Detect returns a *Resource that describes the runtime of this process.
func (processRuntimeDescriptionDetector) Detect(ctx context.Context) (*Resource, error) {
runtimeDescription := fmt.Sprintf(
"go version %s %s/%s", runtimeVersion(), runtimeOS(), runtimeArch())
return NewWithAttributes(
semconv.SchemaURL,
semconv.ProcessRuntimeDescription(runtimeDescription),
), nil
}
|
