tidb urls 源码
tidb urls 代码
文件路径：/util/urls.go
// Copyright 2022 PingCAP, Inc.
//
// 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 util
import (
"net"
"net/url"
"strings"
"github.com/pingcap/errors"
)
// ParseHostPortAddr returns a scheme://host:port or host:port list
func ParseHostPortAddr(s string) ([]string, error) {
strs := strings.Split(s, ",")
addrs := make([]string, 0, len(strs))
for _, str := range strs {
str = strings.TrimSpace(str)
// str may looks like 127.0.0.1:8000
if _, _, err := net.SplitHostPort(str); err == nil {
addrs = append(addrs, str)
continue
}
u, err := url.Parse(str)
if err != nil {
return nil, errors.Errorf("parse url %s failed %v", str, err)
}
if u.Scheme != "http" && u.Scheme != "https" && u.Scheme != "unix" && u.Scheme != "unixs" {
return nil, errors.Errorf("URL scheme must be http, https, unix, or unixs: %s", str)
}
if _, _, err := net.SplitHostPort(u.Host); err != nil {
return nil, errors.Errorf(`URL address does not have the form "host:port": %s`, str)
}
if u.Path != "" {
return nil, errors.Errorf("URL must not contain a path: %s", str)
}
addrs = append(addrs, u.String())
}
return addrs, nil
}
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