traefik/vendor/github.com/mesos/mesos-go/upid/upid.go

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2017-02-07 21:33:23 +00:00
/**
* 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 upid
import (
"fmt"
"net"
"strings"
)
// UPID is a equivalent of the UPID in libprocess.
type UPID struct {
ID string
Host string
Port string
}
// Parse parses the UPID from the input string.
func Parse(input string) (*UPID, error) {
upid := new(UPID)
splits := strings.Split(input, "@")
if len(splits) != 2 {
return nil, fmt.Errorf("Expect one `@' in the input")
}
upid.ID = splits[0]
if _, err := net.ResolveTCPAddr("tcp4", splits[1]); err != nil {
return nil, err
}
upid.Host, upid.Port, _ = net.SplitHostPort(splits[1])
return upid, nil
}
// String returns the string representation.
func (u UPID) String() string {
return fmt.Sprintf("%s@%s:%s", u.ID, u.Host, u.Port)
}
// Equal returns true if two upid is equal
func (u *UPID) Equal(upid *UPID) bool {
if u == nil {
return upid == nil
} else {
return upid != nil && u.ID == upid.ID && u.Host == upid.Host && u.Port == upid.Port
}
}