rebase: update kubernetes to 1.26.1

update kubernetes and its dependencies
to v1.26.1

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna
2023-02-01 18:06:36 +01:00
committed by mergify[bot]
parent e9e33fb851
commit 9c8de9471e
937 changed files with 75539 additions and 33050 deletions

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@ -12,327 +12,32 @@
// 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
/*
Package baggage provides base types and functionality to store and retrieve
baggage in Go context. This package exists because the OpenTracing bridge to
OpenTelemetry needs to synchronize state whenever baggage for a context is
modified and that context contains an OpenTracing span. If it were not for
this need this package would not need to exist and the
`go.opentelemetry.io/otel/baggage` package would be the singular place where
W3C baggage is handled.
*/
package baggage // import "go.opentelemetry.io/otel/internal/baggage"
import (
"context"
// List is the collection of baggage members. The W3C allows for duplicates,
// but OpenTelemetry does not, therefore, this is represented as a map.
type List map[string]Item
"go.opentelemetry.io/otel/attribute"
)
type rawMap map[attribute.Key]attribute.Value
type keySet map[attribute.Key]struct{}
// Map is an immutable storage for correlations.
type Map struct {
m rawMap
// Item is the value and metadata properties part of a list-member.
type Item struct {
Value string
Properties []Property
}
// 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 attribute.Key
// DropMultiK contains all the keys to be dropped from
// correlations.
DropMultiK []attribute.Key
// Property is a metadata entry for a list-member.
type Property struct {
Key, Value string
// 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 attribute.KeyValue
// MultiKV contains all the key-value pairs to be added to
// correlations.
MultiKV []attribute.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[attribute.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[attribute.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 attribute.Key) (attribute.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 attribute.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(attribute.KeyValue) bool) {
for k, v := range m.m {
if !f(attribute.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 ...attribute.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()
}
// HasValue indicates if a zero-value value means the property does not
// have a value or if it was the zero-value.
HasValue bool
}

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@ -0,0 +1,92 @@
// 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 // import "go.opentelemetry.io/otel/internal/baggage"
import "context"
type baggageContextKeyType int
const baggageKey baggageContextKeyType = iota
// SetHookFunc is a callback called when storing baggage in the context.
type SetHookFunc func(context.Context, List) context.Context
// GetHookFunc is a callback called when getting baggage from the context.
type GetHookFunc func(context.Context, List) List
type baggageState struct {
list List
setHook SetHookFunc
getHook GetHookFunc
}
// ContextWithSetHook returns a copy of parent with hook configured to be
// invoked every time ContextWithBaggage is called.
//
// Passing nil SetHookFunc creates a context with no set hook to call.
func ContextWithSetHook(parent context.Context, hook SetHookFunc) context.Context {
var s baggageState
if v, ok := parent.Value(baggageKey).(baggageState); ok {
s = v
}
s.setHook = hook
return context.WithValue(parent, baggageKey, s)
}
// ContextWithGetHook returns a copy of parent with hook configured to be
// invoked every time FromContext is called.
//
// Passing nil GetHookFunc creates a context with no get hook to call.
func ContextWithGetHook(parent context.Context, hook GetHookFunc) context.Context {
var s baggageState
if v, ok := parent.Value(baggageKey).(baggageState); ok {
s = v
}
s.getHook = hook
return context.WithValue(parent, baggageKey, s)
}
// ContextWithList returns a copy of parent with baggage. Passing nil list
// returns a context without any baggage.
func ContextWithList(parent context.Context, list List) context.Context {
var s baggageState
if v, ok := parent.Value(baggageKey).(baggageState); ok {
s = v
}
s.list = list
ctx := context.WithValue(parent, baggageKey, s)
if s.setHook != nil {
ctx = s.setHook(ctx, list)
}
return ctx
}
// ListFromContext returns the baggage contained in ctx.
func ListFromContext(ctx context.Context) List {
switch v := ctx.Value(baggageKey).(type) {
case baggageState:
if v.getHook != nil {
return v.getHook(ctx, v.list)
}
return v.list
default:
return nil
}
}