Fnlb was moved to its own repo: fnproject/lb (#702)

* Fnlb was moved to its own repo: fnproject/lb

* Clean up fnlb leftovers

* Newer deps
This commit is contained in:
Denis Makogon
2018-01-23 00:17:29 +02:00
committed by Reed Allman
parent 4ffa3d5005
commit d3be603e54
8310 changed files with 457462 additions and 1749312 deletions

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@@ -1,141 +0,0 @@
/*
*
* Copyright 2014 gRPC 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 metadata define the structure of the metadata supported by gRPC library.
// Please refer to https://grpc.io/docs/guides/wire.html for more information about custom-metadata.
package metadata // import "google.golang.org/grpc/metadata"
import (
"fmt"
"strings"
"golang.org/x/net/context"
)
// DecodeKeyValue returns k, v, nil. It is deprecated and should not be used.
func DecodeKeyValue(k, v string) (string, string, error) {
return k, v, nil
}
// MD is a mapping from metadata keys to values. Users should use the following
// two convenience functions New and Pairs to generate MD.
type MD map[string][]string
// New creates an MD from a given key-value map.
//
// Only the following ASCII characters are allowed in keys:
// - digits: 0-9
// - uppercase letters: A-Z (normalized to lower)
// - lowercase letters: a-z
// - special characters: -_.
// Uppercase letters are automatically converted to lowercase.
func New(m map[string]string) MD {
md := MD{}
for k, val := range m {
key := strings.ToLower(k)
md[key] = append(md[key], val)
}
return md
}
// Pairs returns an MD formed by the mapping of key, value ...
// Pairs panics if len(kv) is odd.
//
// Only the following ASCII characters are allowed in keys:
// - digits: 0-9
// - uppercase letters: A-Z (normalized to lower)
// - lowercase letters: a-z
// - special characters: -_.
// Uppercase letters are automatically converted to lowercase.
func Pairs(kv ...string) MD {
if len(kv)%2 == 1 {
panic(fmt.Sprintf("metadata: Pairs got the odd number of input pairs for metadata: %d", len(kv)))
}
md := MD{}
var key string
for i, s := range kv {
if i%2 == 0 {
key = strings.ToLower(s)
continue
}
md[key] = append(md[key], s)
}
return md
}
// Len returns the number of items in md.
func (md MD) Len() int {
return len(md)
}
// Copy returns a copy of md.
func (md MD) Copy() MD {
return Join(md)
}
// Join joins any number of mds into a single MD.
// The order of values for each key is determined by the order in which
// the mds containing those values are presented to Join.
func Join(mds ...MD) MD {
out := MD{}
for _, md := range mds {
for k, v := range md {
out[k] = append(out[k], v...)
}
}
return out
}
type mdIncomingKey struct{}
type mdOutgoingKey struct{}
// NewContext is a wrapper for NewOutgoingContext(ctx, md). Deprecated.
func NewContext(ctx context.Context, md MD) context.Context {
return NewOutgoingContext(ctx, md)
}
// NewIncomingContext creates a new context with incoming md attached.
func NewIncomingContext(ctx context.Context, md MD) context.Context {
return context.WithValue(ctx, mdIncomingKey{}, md)
}
// NewOutgoingContext creates a new context with outgoing md attached.
func NewOutgoingContext(ctx context.Context, md MD) context.Context {
return context.WithValue(ctx, mdOutgoingKey{}, md)
}
// FromContext is a wrapper for FromIncomingContext(ctx). Deprecated.
func FromContext(ctx context.Context) (md MD, ok bool) {
return FromIncomingContext(ctx)
}
// FromIncomingContext returns the incoming metadata in ctx if it exists. The
// returned MD should not be modified. Writing to it may cause races.
// Modification should be made to copies of the returned MD.
func FromIncomingContext(ctx context.Context) (md MD, ok bool) {
md, ok = ctx.Value(mdIncomingKey{}).(MD)
return
}
// FromOutgoingContext returns the outgoing metadata in ctx if it exists. The
// returned MD should not be modified. Writing to it may cause races.
// Modification should be made to the copies of the returned MD.
func FromOutgoingContext(ctx context.Context) (md MD, ok bool) {
md, ok = ctx.Value(mdOutgoingKey{}).(MD)
return
}

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/*
*
* Copyright 2014 gRPC 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 metadata
import (
"reflect"
"testing"
)
func TestPairsMD(t *testing.T) {
for _, test := range []struct {
// input
kv []string
// output
md MD
}{
{[]string{}, MD{}},
{[]string{"k1", "v1", "k1", "v2"}, MD{"k1": []string{"v1", "v2"}}},
} {
md := Pairs(test.kv...)
if !reflect.DeepEqual(md, test.md) {
t.Fatalf("Pairs(%v) = %v, want %v", test.kv, md, test.md)
}
}
}
func TestCopy(t *testing.T) {
const key, val = "key", "val"
orig := Pairs(key, val)
copy := orig.Copy()
if !reflect.DeepEqual(orig, copy) {
t.Errorf("copied value not equal to the original, got %v, want %v", copy, orig)
}
orig[key][0] = "foo"
if v := copy[key][0]; v != val {
t.Errorf("change in original should not affect copy, got %q, want %q", v, val)
}
}
func TestJoin(t *testing.T) {
for _, test := range []struct {
mds []MD
want MD
}{
{[]MD{}, MD{}},
{[]MD{Pairs("foo", "bar")}, Pairs("foo", "bar")},
{[]MD{Pairs("foo", "bar"), Pairs("foo", "baz")}, Pairs("foo", "bar", "foo", "baz")},
{[]MD{Pairs("foo", "bar"), Pairs("foo", "baz"), Pairs("zip", "zap")}, Pairs("foo", "bar", "foo", "baz", "zip", "zap")},
} {
md := Join(test.mds...)
if !reflect.DeepEqual(md, test.want) {
t.Errorf("context's metadata is %v, want %v", md, test.want)
}
}
}