mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-10 00:10:20 +00:00
e5d9b68d36
Bumps the golang-dependencies group with 1 update: [golang.org/x/crypto](https://github.com/golang/crypto). Updates `golang.org/x/crypto` from 0.16.0 to 0.17.0 - [Commits](https://github.com/golang/crypto/compare/v0.16.0...v0.17.0) --- updated-dependencies: - dependency-name: golang.org/x/crypto dependency-type: direct:production update-type: version-update:semver-minor dependency-group: golang-dependencies ... Signed-off-by: dependabot[bot] <support@github.com>
121 lines
3.4 KiB
Go
121 lines
3.4 KiB
Go
// Copyright The OpenTelemetry Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package resource // import "go.opentelemetry.io/otel/sdk/resource"
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import (
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"context"
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"errors"
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"strings"
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semconv "go.opentelemetry.io/otel/semconv/v1.21.0"
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)
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type hostIDProvider func() (string, error)
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var defaultHostIDProvider hostIDProvider = platformHostIDReader.read
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var hostID = defaultHostIDProvider
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type hostIDReader interface {
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read() (string, error)
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}
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type fileReader func(string) (string, error)
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type commandExecutor func(string, ...string) (string, error)
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// hostIDReaderBSD implements hostIDReader.
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type hostIDReaderBSD struct {
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execCommand commandExecutor
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readFile fileReader
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}
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// read attempts to read the machine-id from /etc/hostid. If not found it will
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// execute `kenv -q smbios.system.uuid`. If neither location yields an id an
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// error will be returned.
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func (r *hostIDReaderBSD) read() (string, error) {
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if result, err := r.readFile("/etc/hostid"); err == nil {
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return strings.TrimSpace(result), nil
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}
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if result, err := r.execCommand("kenv", "-q", "smbios.system.uuid"); err == nil {
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return strings.TrimSpace(result), nil
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}
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return "", errors.New("host id not found in: /etc/hostid or kenv")
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}
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// hostIDReaderDarwin implements hostIDReader.
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type hostIDReaderDarwin struct {
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execCommand commandExecutor
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}
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// read executes `ioreg -rd1 -c "IOPlatformExpertDevice"` and parses host id
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// from the IOPlatformUUID line. If the command fails or the uuid cannot be
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// parsed an error will be returned.
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func (r *hostIDReaderDarwin) read() (string, error) {
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result, err := r.execCommand("ioreg", "-rd1", "-c", "IOPlatformExpertDevice")
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if err != nil {
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return "", err
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}
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lines := strings.Split(result, "\n")
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for _, line := range lines {
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if strings.Contains(line, "IOPlatformUUID") {
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parts := strings.Split(line, " = ")
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if len(parts) == 2 {
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return strings.Trim(parts[1], "\""), nil
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}
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break
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}
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}
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return "", errors.New("could not parse IOPlatformUUID")
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}
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type hostIDReaderLinux struct {
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readFile fileReader
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}
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// read attempts to read the machine-id from /etc/machine-id followed by
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// /var/lib/dbus/machine-id. If neither location yields an ID an error will
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// be returned.
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func (r *hostIDReaderLinux) read() (string, error) {
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if result, err := r.readFile("/etc/machine-id"); err == nil {
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return strings.TrimSpace(result), nil
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}
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if result, err := r.readFile("/var/lib/dbus/machine-id"); err == nil {
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return strings.TrimSpace(result), nil
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}
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return "", errors.New("host id not found in: /etc/machine-id or /var/lib/dbus/machine-id")
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}
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type hostIDDetector struct{}
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// Detect returns a *Resource containing the platform specific host id.
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func (hostIDDetector) Detect(ctx context.Context) (*Resource, error) {
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hostID, err := hostID()
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if err != nil {
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return nil, err
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}
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return NewWithAttributes(
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semconv.SchemaURL,
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semconv.HostID(hostID),
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), nil
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}
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