diff options
Diffstat (limited to 'vendor/go.opentelemetry.io/otel/sdk/resource/host_id.go')
-rw-r--r-- | vendor/go.opentelemetry.io/otel/sdk/resource/host_id.go | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/vendor/go.opentelemetry.io/otel/sdk/resource/host_id.go b/vendor/go.opentelemetry.io/otel/sdk/resource/host_id.go deleted file mode 100644 index b8e934d4f..000000000 --- a/vendor/go.opentelemetry.io/otel/sdk/resource/host_id.go +++ /dev/null @@ -1,120 +0,0 @@ -// 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 resource // import "go.opentelemetry.io/otel/sdk/resource" - -import ( - "context" - "errors" - "strings" - - semconv "go.opentelemetry.io/otel/semconv/v1.17.0" -) - -type hostIDProvider func() (string, error) - -var defaultHostIDProvider hostIDProvider = platformHostIDReader.read - -var hostID = defaultHostIDProvider - -type hostIDReader interface { - read() (string, error) -} - -type fileReader func(string) (string, error) - -type commandExecutor func(string, ...string) (string, error) - -// hostIDReaderBSD implements hostIDReader. -type hostIDReaderBSD struct { - execCommand commandExecutor - readFile fileReader -} - -// read attempts to read the machine-id from /etc/hostid. If not found it will -// execute `kenv -q smbios.system.uuid`. If neither location yields an id an -// error will be returned. -func (r *hostIDReaderBSD) read() (string, error) { - if result, err := r.readFile("/etc/hostid"); err == nil { - return strings.TrimSpace(result), nil - } - - if result, err := r.execCommand("kenv", "-q", "smbios.system.uuid"); err == nil { - return strings.TrimSpace(result), nil - } - - return "", errors.New("host id not found in: /etc/hostid or kenv") -} - -// hostIDReaderDarwin implements hostIDReader. -type hostIDReaderDarwin struct { - execCommand commandExecutor -} - -// read executes `ioreg -rd1 -c "IOPlatformExpertDevice"` and parses host id -// from the IOPlatformUUID line. If the command fails or the uuid cannot be -// parsed an error will be returned. -func (r *hostIDReaderDarwin) read() (string, error) { - result, err := r.execCommand("ioreg", "-rd1", "-c", "IOPlatformExpertDevice") - if err != nil { - return "", err - } - - lines := strings.Split(result, "\n") - for _, line := range lines { - if strings.Contains(line, "IOPlatformUUID") { - parts := strings.Split(line, " = ") - if len(parts) == 2 { - return strings.Trim(parts[1], "\""), nil - } - break - } - } - - return "", errors.New("could not parse IOPlatformUUID") -} - -type hostIDReaderLinux struct { - readFile fileReader -} - -// read attempts to read the machine-id from /etc/machine-id followed by -// /var/lib/dbus/machine-id. If neither location yields an ID an error will -// be returned. -func (r *hostIDReaderLinux) read() (string, error) { - if result, err := r.readFile("/etc/machine-id"); err == nil { - return strings.TrimSpace(result), nil - } - - if result, err := r.readFile("/var/lib/dbus/machine-id"); err == nil { - return strings.TrimSpace(result), nil - } - - return "", errors.New("host id not found in: /etc/machine-id or /var/lib/dbus/machine-id") -} - -type hostIDDetector struct{} - -// Detect returns a *Resource containing the platform specific host id. -func (hostIDDetector) Detect(ctx context.Context) (*Resource, error) { - hostID, err := hostID() - if err != nil { - return nil, err - } - - return NewWithAttributes( - semconv.SchemaURL, - semconv.HostID(hostID), - ), nil -} |