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utils.go
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/
utils.go
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 utils
import (
"net"
"strconv"
"strings"
"github.com/gogo/protobuf/jsonpb"
v1 "istio.io/api/mixer/v1"
v2 "sofastack.io/sofa-mosn/pkg/api/v2"
)
const (
//kPerHostMetadataKey = "istio"
)
// GetDestinationUID function
func GetDestinationUID(metadata v2.Metadata) (uid string, err error) {
// TODO
return "", nil
/*
v, exist := metadata[kPerHostMetadataKey]
if !exist {
err = fmt.Errorf("cannot find %s metadata", kPerHostMetadataKey)
return
}
*/
}
// GetIPPort return ip and port of address
func GetIPPort(address net.Addr) (ip string, port int32, ret bool) {
ret = false
array := strings.Split(address.String(), ":")
if len(array) != 2 {
return
}
p, err := strconv.Atoi(array[1])
if err != nil {
return
}
ip = array[0]
port = int32(p)
ret = true
return
}
// FormatAttributesString return attributes json string
func FormatAttributesString(attributes *v1.Attributes) (str string, err error) {
var mar jsonpb.Marshaler
str, err = mar.MarshalToString(attributes)
return
}