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author | 2025-03-09 17:47:56 +0100 | |
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committer | 2025-03-10 01:59:49 +0100 | |
commit | 3ac1ee16f377d31a0fb80c8dae28b6239ac4229e (patch) | |
tree | f61faa581feaaeaba2542b9f2b8234a590684413 /vendor/go.opentelemetry.io/otel/sdk/resource/container.go | |
parent | [chore] update URLs to forked source (diff) | |
download | gotosocial-3ac1ee16f377d31a0fb80c8dae28b6239ac4229e.tar.xz |
[chore] remove vendor
Diffstat (limited to 'vendor/go.opentelemetry.io/otel/sdk/resource/container.go')
-rw-r--r-- | vendor/go.opentelemetry.io/otel/sdk/resource/container.go | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/vendor/go.opentelemetry.io/otel/sdk/resource/container.go b/vendor/go.opentelemetry.io/otel/sdk/resource/container.go deleted file mode 100644 index 5ecd859a5..000000000 --- a/vendor/go.opentelemetry.io/otel/sdk/resource/container.go +++ /dev/null @@ -1,89 +0,0 @@ -// Copyright The OpenTelemetry Authors -// SPDX-License-Identifier: Apache-2.0 - -package resource // import "go.opentelemetry.io/otel/sdk/resource" - -import ( - "bufio" - "context" - "errors" - "io" - "os" - "regexp" - - semconv "go.opentelemetry.io/otel/semconv/v1.26.0" -) - -type containerIDProvider func() (string, error) - -var ( - containerID containerIDProvider = getContainerIDFromCGroup - cgroupContainerIDRe = regexp.MustCompile(`^.*/(?:.*[-:])?([0-9a-f]+)(?:\.|\s*$)`) -) - -type cgroupContainerIDDetector struct{} - -const cgroupPath = "/proc/self/cgroup" - -// Detect returns a *Resource that describes the id of the container. -// If no container id found, an empty resource will be returned. -func (cgroupContainerIDDetector) Detect(ctx context.Context) (*Resource, error) { - containerID, err := containerID() - if err != nil { - return nil, err - } - - if containerID == "" { - return Empty(), nil - } - return NewWithAttributes(semconv.SchemaURL, semconv.ContainerID(containerID)), nil -} - -var ( - defaultOSStat = os.Stat - osStat = defaultOSStat - - defaultOSOpen = func(name string) (io.ReadCloser, error) { - return os.Open(name) - } - osOpen = defaultOSOpen -) - -// getContainerIDFromCGroup returns the id of the container from the cgroup file. -// If no container id found, an empty string will be returned. -func getContainerIDFromCGroup() (string, error) { - if _, err := osStat(cgroupPath); errors.Is(err, os.ErrNotExist) { - // File does not exist, skip - return "", nil - } - - file, err := osOpen(cgroupPath) - if err != nil { - return "", err - } - defer file.Close() - - return getContainerIDFromReader(file), nil -} - -// getContainerIDFromReader returns the id of the container from reader. -func getContainerIDFromReader(reader io.Reader) string { - scanner := bufio.NewScanner(reader) - for scanner.Scan() { - line := scanner.Text() - - if id := getContainerIDFromLine(line); id != "" { - return id - } - } - return "" -} - -// getContainerIDFromLine returns the id of the container from one string line. -func getContainerIDFromLine(line string) string { - matches := cgroupContainerIDRe.FindStringSubmatch(line) - if len(matches) <= 1 { - return "" - } - return matches[1] -} |