[VOL-5486] Upgrade library versions
Change-Id: I8b4e88699e03f44ee13e467867f45ae3f0a63c4b
Signed-off-by: Abhay Kumar <abhay.kumar@radisys.com>
diff --git a/vendor/go.opentelemetry.io/otel/trace/trace.go b/vendor/go.opentelemetry.io/otel/trace/trace.go
new file mode 100644
index 0000000..d49adf6
--- /dev/null
+++ b/vendor/go.opentelemetry.io/otel/trace/trace.go
@@ -0,0 +1,323 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+package trace // import "go.opentelemetry.io/otel/trace"
+
+import (
+ "bytes"
+ "encoding/hex"
+ "encoding/json"
+)
+
+const (
+ // FlagsSampled is a bitmask with the sampled bit set. A SpanContext
+ // with the sampling bit set means the span is sampled.
+ FlagsSampled = TraceFlags(0x01)
+
+ errInvalidHexID errorConst = "trace-id and span-id can only contain [0-9a-f] characters, all lowercase"
+
+ errInvalidTraceIDLength errorConst = "hex encoded trace-id must have length equals to 32"
+ errNilTraceID errorConst = "trace-id can't be all zero"
+
+ errInvalidSpanIDLength errorConst = "hex encoded span-id must have length equals to 16"
+ errNilSpanID errorConst = "span-id can't be all zero"
+)
+
+type errorConst string
+
+func (e errorConst) Error() string {
+ return string(e)
+}
+
+// TraceID is a unique identity of a trace.
+// nolint:revive // revive complains about stutter of `trace.TraceID`.
+type TraceID [16]byte
+
+var (
+ nilTraceID TraceID
+ _ json.Marshaler = nilTraceID
+)
+
+// IsValid checks whether the trace TraceID is valid. A valid trace ID does
+// not consist of zeros only.
+func (t TraceID) IsValid() bool {
+ return !bytes.Equal(t[:], nilTraceID[:])
+}
+
+// MarshalJSON implements a custom marshal function to encode TraceID
+// as a hex string.
+func (t TraceID) MarshalJSON() ([]byte, error) {
+ return json.Marshal(t.String())
+}
+
+// String returns the hex string representation form of a TraceID.
+func (t TraceID) String() string {
+ return hex.EncodeToString(t[:])
+}
+
+// SpanID is a unique identity of a span in a trace.
+type SpanID [8]byte
+
+var (
+ nilSpanID SpanID
+ _ json.Marshaler = nilSpanID
+)
+
+// IsValid checks whether the SpanID is valid. A valid SpanID does not consist
+// of zeros only.
+func (s SpanID) IsValid() bool {
+ return !bytes.Equal(s[:], nilSpanID[:])
+}
+
+// MarshalJSON implements a custom marshal function to encode SpanID
+// as a hex string.
+func (s SpanID) MarshalJSON() ([]byte, error) {
+ return json.Marshal(s.String())
+}
+
+// String returns the hex string representation form of a SpanID.
+func (s SpanID) String() string {
+ return hex.EncodeToString(s[:])
+}
+
+// TraceIDFromHex returns a TraceID from a hex string if it is compliant with
+// the W3C trace-context specification. See more at
+// https://www.w3.org/TR/trace-context/#trace-id
+// nolint:revive // revive complains about stutter of `trace.TraceIDFromHex`.
+func TraceIDFromHex(h string) (TraceID, error) {
+ t := TraceID{}
+ if len(h) != 32 {
+ return t, errInvalidTraceIDLength
+ }
+
+ if err := decodeHex(h, t[:]); err != nil {
+ return t, err
+ }
+
+ if !t.IsValid() {
+ return t, errNilTraceID
+ }
+ return t, nil
+}
+
+// SpanIDFromHex returns a SpanID from a hex string if it is compliant
+// with the w3c trace-context specification.
+// See more at https://www.w3.org/TR/trace-context/#parent-id
+func SpanIDFromHex(h string) (SpanID, error) {
+ s := SpanID{}
+ if len(h) != 16 {
+ return s, errInvalidSpanIDLength
+ }
+
+ if err := decodeHex(h, s[:]); err != nil {
+ return s, err
+ }
+
+ if !s.IsValid() {
+ return s, errNilSpanID
+ }
+ return s, nil
+}
+
+func decodeHex(h string, b []byte) error {
+ for _, r := range h {
+ switch {
+ case 'a' <= r && r <= 'f':
+ continue
+ case '0' <= r && r <= '9':
+ continue
+ default:
+ return errInvalidHexID
+ }
+ }
+
+ decoded, err := hex.DecodeString(h)
+ if err != nil {
+ return err
+ }
+
+ copy(b, decoded)
+ return nil
+}
+
+// TraceFlags contains flags that can be set on a SpanContext.
+type TraceFlags byte //nolint:revive // revive complains about stutter of `trace.TraceFlags`.
+
+// IsSampled returns if the sampling bit is set in the TraceFlags.
+func (tf TraceFlags) IsSampled() bool {
+ return tf&FlagsSampled == FlagsSampled
+}
+
+// WithSampled sets the sampling bit in a new copy of the TraceFlags.
+func (tf TraceFlags) WithSampled(sampled bool) TraceFlags { // nolint:revive // sampled is not a control flag.
+ if sampled {
+ return tf | FlagsSampled
+ }
+
+ return tf &^ FlagsSampled
+}
+
+// MarshalJSON implements a custom marshal function to encode TraceFlags
+// as a hex string.
+func (tf TraceFlags) MarshalJSON() ([]byte, error) {
+ return json.Marshal(tf.String())
+}
+
+// String returns the hex string representation form of TraceFlags.
+func (tf TraceFlags) String() string {
+ return hex.EncodeToString([]byte{byte(tf)}[:])
+}
+
+// SpanContextConfig contains mutable fields usable for constructing
+// an immutable SpanContext.
+type SpanContextConfig struct {
+ TraceID TraceID
+ SpanID SpanID
+ TraceFlags TraceFlags
+ TraceState TraceState
+ Remote bool
+}
+
+// NewSpanContext constructs a SpanContext using values from the provided
+// SpanContextConfig.
+func NewSpanContext(config SpanContextConfig) SpanContext {
+ return SpanContext{
+ traceID: config.TraceID,
+ spanID: config.SpanID,
+ traceFlags: config.TraceFlags,
+ traceState: config.TraceState,
+ remote: config.Remote,
+ }
+}
+
+// SpanContext contains identifying trace information about a Span.
+type SpanContext struct {
+ traceID TraceID
+ spanID SpanID
+ traceFlags TraceFlags
+ traceState TraceState
+ remote bool
+}
+
+var _ json.Marshaler = SpanContext{}
+
+// IsValid returns if the SpanContext is valid. A valid span context has a
+// valid TraceID and SpanID.
+func (sc SpanContext) IsValid() bool {
+ return sc.HasTraceID() && sc.HasSpanID()
+}
+
+// IsRemote indicates whether the SpanContext represents a remotely-created Span.
+func (sc SpanContext) IsRemote() bool {
+ return sc.remote
+}
+
+// WithRemote returns a copy of sc with the Remote property set to remote.
+func (sc SpanContext) WithRemote(remote bool) SpanContext {
+ return SpanContext{
+ traceID: sc.traceID,
+ spanID: sc.spanID,
+ traceFlags: sc.traceFlags,
+ traceState: sc.traceState,
+ remote: remote,
+ }
+}
+
+// TraceID returns the TraceID from the SpanContext.
+func (sc SpanContext) TraceID() TraceID {
+ return sc.traceID
+}
+
+// HasTraceID checks if the SpanContext has a valid TraceID.
+func (sc SpanContext) HasTraceID() bool {
+ return sc.traceID.IsValid()
+}
+
+// WithTraceID returns a new SpanContext with the TraceID replaced.
+func (sc SpanContext) WithTraceID(traceID TraceID) SpanContext {
+ return SpanContext{
+ traceID: traceID,
+ spanID: sc.spanID,
+ traceFlags: sc.traceFlags,
+ traceState: sc.traceState,
+ remote: sc.remote,
+ }
+}
+
+// SpanID returns the SpanID from the SpanContext.
+func (sc SpanContext) SpanID() SpanID {
+ return sc.spanID
+}
+
+// HasSpanID checks if the SpanContext has a valid SpanID.
+func (sc SpanContext) HasSpanID() bool {
+ return sc.spanID.IsValid()
+}
+
+// WithSpanID returns a new SpanContext with the SpanID replaced.
+func (sc SpanContext) WithSpanID(spanID SpanID) SpanContext {
+ return SpanContext{
+ traceID: sc.traceID,
+ spanID: spanID,
+ traceFlags: sc.traceFlags,
+ traceState: sc.traceState,
+ remote: sc.remote,
+ }
+}
+
+// TraceFlags returns the flags from the SpanContext.
+func (sc SpanContext) TraceFlags() TraceFlags {
+ return sc.traceFlags
+}
+
+// IsSampled returns if the sampling bit is set in the SpanContext's TraceFlags.
+func (sc SpanContext) IsSampled() bool {
+ return sc.traceFlags.IsSampled()
+}
+
+// WithTraceFlags returns a new SpanContext with the TraceFlags replaced.
+func (sc SpanContext) WithTraceFlags(flags TraceFlags) SpanContext {
+ return SpanContext{
+ traceID: sc.traceID,
+ spanID: sc.spanID,
+ traceFlags: flags,
+ traceState: sc.traceState,
+ remote: sc.remote,
+ }
+}
+
+// TraceState returns the TraceState from the SpanContext.
+func (sc SpanContext) TraceState() TraceState {
+ return sc.traceState
+}
+
+// WithTraceState returns a new SpanContext with the TraceState replaced.
+func (sc SpanContext) WithTraceState(state TraceState) SpanContext {
+ return SpanContext{
+ traceID: sc.traceID,
+ spanID: sc.spanID,
+ traceFlags: sc.traceFlags,
+ traceState: state,
+ remote: sc.remote,
+ }
+}
+
+// Equal is a predicate that determines whether two SpanContext values are equal.
+func (sc SpanContext) Equal(other SpanContext) bool {
+ return sc.traceID == other.traceID &&
+ sc.spanID == other.spanID &&
+ sc.traceFlags == other.traceFlags &&
+ sc.traceState.String() == other.traceState.String() &&
+ sc.remote == other.remote
+}
+
+// MarshalJSON implements a custom marshal function to encode a SpanContext.
+func (sc SpanContext) MarshalJSON() ([]byte, error) {
+ return json.Marshal(SpanContextConfig{
+ TraceID: sc.traceID,
+ SpanID: sc.spanID,
+ TraceFlags: sc.traceFlags,
+ TraceState: sc.traceState,
+ Remote: sc.remote,
+ })
+}