VOL-4925 - Build and release components.
Misc
----
o Bulk update copyright notice to 2023.
Makefile
makefiles/*
-----------
o Replace rm -rf with make builtin $(RM) -r
o Move help target into makefiles/help.
go.mod
go.sum
------
o Update opencord dependencies to the latest released versions.
Change-Id: I56eba94ddf878b318277b9e46a98053fae36ffcf
diff --git a/vendor/go.opentelemetry.io/otel/internal/baggage/baggage.go b/vendor/go.opentelemetry.io/otel/internal/baggage/baggage.go
new file mode 100644
index 0000000..6b5c0c2
--- /dev/null
+++ b/vendor/go.opentelemetry.io/otel/internal/baggage/baggage.go
@@ -0,0 +1,338 @@
+// 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 baggage provides types and functions to manage W3C Baggage.
+package baggage
+
+import (
+ "context"
+
+ "go.opentelemetry.io/otel/label"
+)
+
+type rawMap map[label.Key]label.Value
+type keySet map[label.Key]struct{}
+
+// Map is an immutable storage for correlations.
+type Map struct {
+ m rawMap
+}
+
+// MapUpdate contains information about correlation changes to be
+// made.
+type MapUpdate struct {
+ // DropSingleK contains a single key to be dropped from
+ // correlations. Use this to avoid an overhead of a slice
+ // allocation if there is only one key to drop.
+ DropSingleK label.Key
+ // DropMultiK contains all the keys to be dropped from
+ // correlations.
+ DropMultiK []label.Key
+
+ // SingleKV contains a single key-value pair to be added to
+ // correlations. Use this to avoid an overhead of a slice
+ // allocation if there is only one key-value pair to add.
+ SingleKV label.KeyValue
+ // MultiKV contains all the key-value pairs to be added to
+ // correlations.
+ MultiKV []label.KeyValue
+}
+
+func newMap(raw rawMap) Map {
+ return Map{
+ m: raw,
+ }
+}
+
+// NewEmptyMap creates an empty correlations map.
+func NewEmptyMap() Map {
+ return newMap(nil)
+}
+
+// NewMap creates a map with the contents of the update applied. In
+// this function, having an update with DropSingleK or DropMultiK
+// makes no sense - those fields are effectively ignored.
+func NewMap(update MapUpdate) Map {
+ return NewEmptyMap().Apply(update)
+}
+
+// Apply creates a copy of the map with the contents of the update
+// applied. Apply will first drop the keys from DropSingleK and
+// DropMultiK, then add key-value pairs from SingleKV and MultiKV.
+func (m Map) Apply(update MapUpdate) Map {
+ delSet, addSet := getModificationSets(update)
+ mapSize := getNewMapSize(m.m, delSet, addSet)
+
+ r := make(rawMap, mapSize)
+ for k, v := range m.m {
+ // do not copy items we want to drop
+ if _, ok := delSet[k]; ok {
+ continue
+ }
+ // do not copy items we would overwrite
+ if _, ok := addSet[k]; ok {
+ continue
+ }
+ r[k] = v
+ }
+ if update.SingleKV.Key.Defined() {
+ r[update.SingleKV.Key] = update.SingleKV.Value
+ }
+ for _, kv := range update.MultiKV {
+ r[kv.Key] = kv.Value
+ }
+ if len(r) == 0 {
+ r = nil
+ }
+ return newMap(r)
+}
+
+func getModificationSets(update MapUpdate) (delSet, addSet keySet) {
+ deletionsCount := len(update.DropMultiK)
+ if update.DropSingleK.Defined() {
+ deletionsCount++
+ }
+ if deletionsCount > 0 {
+ delSet = make(map[label.Key]struct{}, deletionsCount)
+ for _, k := range update.DropMultiK {
+ delSet[k] = struct{}{}
+ }
+ if update.DropSingleK.Defined() {
+ delSet[update.DropSingleK] = struct{}{}
+ }
+ }
+
+ additionsCount := len(update.MultiKV)
+ if update.SingleKV.Key.Defined() {
+ additionsCount++
+ }
+ if additionsCount > 0 {
+ addSet = make(map[label.Key]struct{}, additionsCount)
+ for _, k := range update.MultiKV {
+ addSet[k.Key] = struct{}{}
+ }
+ if update.SingleKV.Key.Defined() {
+ addSet[update.SingleKV.Key] = struct{}{}
+ }
+ }
+
+ return
+}
+
+func getNewMapSize(m rawMap, delSet, addSet keySet) int {
+ mapSizeDiff := 0
+ for k := range addSet {
+ if _, ok := m[k]; !ok {
+ mapSizeDiff++
+ }
+ }
+ for k := range delSet {
+ if _, ok := m[k]; ok {
+ if _, inAddSet := addSet[k]; !inAddSet {
+ mapSizeDiff--
+ }
+ }
+ }
+ return len(m) + mapSizeDiff
+}
+
+// Value gets a value from correlations map and returns a boolean
+// value indicating whether the key exist in the map.
+func (m Map) Value(k label.Key) (label.Value, bool) {
+ value, ok := m.m[k]
+ return value, ok
+}
+
+// HasValue returns a boolean value indicating whether the key exist
+// in the map.
+func (m Map) HasValue(k label.Key) bool {
+ _, has := m.Value(k)
+ return has
+}
+
+// Len returns a length of the map.
+func (m Map) Len() int {
+ return len(m.m)
+}
+
+// Foreach calls a passed callback once on each key-value pair until
+// all the key-value pairs of the map were iterated or the callback
+// returns false, whichever happens first.
+func (m Map) Foreach(f func(label.KeyValue) bool) {
+ for k, v := range m.m {
+ if !f(label.KeyValue{
+ Key: k,
+ Value: v,
+ }) {
+ return
+ }
+ }
+}
+
+type correlationsType struct{}
+
+// SetHookFunc describes a type of a callback that is called when
+// storing baggage in the context.
+type SetHookFunc func(context.Context) context.Context
+
+// GetHookFunc describes a type of a callback that is called when
+// getting baggage from the context.
+type GetHookFunc func(context.Context, Map) Map
+
+// value under this key is either of type Map or correlationsData
+var correlationsKey = &correlationsType{}
+
+type correlationsData struct {
+ m Map
+ setHook SetHookFunc
+ getHook GetHookFunc
+}
+
+func (d correlationsData) isHookless() bool {
+ return d.setHook == nil && d.getHook == nil
+}
+
+type hookKind int
+
+const (
+ hookKindSet hookKind = iota
+ hookKindGet
+)
+
+func (d *correlationsData) overrideHook(kind hookKind, setHook SetHookFunc, getHook GetHookFunc) {
+ switch kind {
+ case hookKindSet:
+ d.setHook = setHook
+ case hookKindGet:
+ d.getHook = getHook
+ }
+}
+
+// ContextWithSetHook installs a hook function that will be invoked
+// every time ContextWithMap is called. To avoid unnecessary callback
+// invocations (recursive or not), the callback can temporarily clear
+// the hooks from the context with the ContextWithNoHooks function.
+//
+// Note that NewContext also calls ContextWithMap, so the hook will be
+// invoked.
+//
+// Passing nil SetHookFunc creates a context with no set hook to call.
+//
+// This function should not be used by applications or libraries. It
+// is mostly for interoperation with other observability APIs.
+func ContextWithSetHook(ctx context.Context, hook SetHookFunc) context.Context {
+ return contextWithHook(ctx, hookKindSet, hook, nil)
+}
+
+// ContextWithGetHook installs a hook function that will be invoked
+// every time MapFromContext is called. To avoid unnecessary callback
+// invocations (recursive or not), the callback can temporarily clear
+// the hooks from the context with the ContextWithNoHooks function.
+//
+// Note that NewContext also calls MapFromContext, so the hook will be
+// invoked.
+//
+// Passing nil GetHookFunc creates a context with no get hook to call.
+//
+// This function should not be used by applications or libraries. It
+// is mostly for interoperation with other observability APIs.
+func ContextWithGetHook(ctx context.Context, hook GetHookFunc) context.Context {
+ return contextWithHook(ctx, hookKindGet, nil, hook)
+}
+
+func contextWithHook(ctx context.Context, kind hookKind, setHook SetHookFunc, getHook GetHookFunc) context.Context {
+ switch v := ctx.Value(correlationsKey).(type) {
+ case correlationsData:
+ v.overrideHook(kind, setHook, getHook)
+ if v.isHookless() {
+ return context.WithValue(ctx, correlationsKey, v.m)
+ }
+ return context.WithValue(ctx, correlationsKey, v)
+ case Map:
+ return contextWithOneHookAndMap(ctx, kind, setHook, getHook, v)
+ default:
+ m := NewEmptyMap()
+ return contextWithOneHookAndMap(ctx, kind, setHook, getHook, m)
+ }
+}
+
+func contextWithOneHookAndMap(ctx context.Context, kind hookKind, setHook SetHookFunc, getHook GetHookFunc, m Map) context.Context {
+ d := correlationsData{m: m}
+ d.overrideHook(kind, setHook, getHook)
+ if d.isHookless() {
+ return ctx
+ }
+ return context.WithValue(ctx, correlationsKey, d)
+}
+
+// ContextWithNoHooks creates a context with all the hooks
+// disabled. Also returns old set and get hooks. This function can be
+// used to temporarily clear the context from hooks and then reinstate
+// them by calling ContextWithSetHook and ContextWithGetHook functions
+// passing the hooks returned by this function.
+//
+// This function should not be used by applications or libraries. It
+// is mostly for interoperation with other observability APIs.
+func ContextWithNoHooks(ctx context.Context) (context.Context, SetHookFunc, GetHookFunc) {
+ switch v := ctx.Value(correlationsKey).(type) {
+ case correlationsData:
+ return context.WithValue(ctx, correlationsKey, v.m), v.setHook, v.getHook
+ default:
+ return ctx, nil, nil
+ }
+}
+
+// ContextWithMap returns a context with the Map entered into it.
+func ContextWithMap(ctx context.Context, m Map) context.Context {
+ switch v := ctx.Value(correlationsKey).(type) {
+ case correlationsData:
+ v.m = m
+ ctx = context.WithValue(ctx, correlationsKey, v)
+ if v.setHook != nil {
+ ctx = v.setHook(ctx)
+ }
+ return ctx
+ default:
+ return context.WithValue(ctx, correlationsKey, m)
+ }
+}
+
+// ContextWithNoCorrelationData returns a context stripped of correlation
+// data.
+func ContextWithNoCorrelationData(ctx context.Context) context.Context {
+ return context.WithValue(ctx, correlationsKey, nil)
+}
+
+// NewContext returns a context with the map from passed context
+// updated with the passed key-value pairs.
+func NewContext(ctx context.Context, keyvalues ...label.KeyValue) context.Context {
+ return ContextWithMap(ctx, MapFromContext(ctx).Apply(MapUpdate{
+ MultiKV: keyvalues,
+ }))
+}
+
+// MapFromContext gets the current Map from a Context.
+func MapFromContext(ctx context.Context) Map {
+ switch v := ctx.Value(correlationsKey).(type) {
+ case correlationsData:
+ if v.getHook != nil {
+ return v.getHook(ctx, v.m)
+ }
+ return v.m
+ case Map:
+ return v
+ default:
+ return NewEmptyMap()
+ }
+}