mirror of
https://github.com/cubefs/cubefs.git
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74 lines
1.6 KiB
Go
74 lines
1.6 KiB
Go
// Copyright 2019 The CubeFS Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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// implied. See the License for the specific language governing
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// permissions and limitations under the License.
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package objectnode
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import (
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"regexp"
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"strings"
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)
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type Wildcard struct {
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domain string
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r *regexp.Regexp
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}
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func (w *Wildcard) Parse(host string) (bucket string, is bool) {
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if is = w.r.MatchString(host); is {
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var index int
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if index = strings.Index(host, "."+w.domain); index == -1 {
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is = false
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return
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}
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bucket = host[:index]
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return
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}
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return
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}
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func NewWildcard(domain string) (*Wildcard, error) {
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var regexpString = "^(([a-zA-Z0-9]|-|_)+.)+" + domain + "(:(\\d)+)*$"
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r, err := regexp.Compile(regexpString)
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if err != nil {
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return nil, err
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}
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var wc = &Wildcard{
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domain: domain,
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r: r,
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}
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return wc, nil
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}
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type Wildcards []*Wildcard
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func (ws Wildcards) Parse(host string) (bucket string, is bool) {
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for _, w := range ws {
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if bucket, is = w.Parse(host); is {
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return
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}
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}
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return
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}
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func NewWildcards(domains []string) (Wildcards, error) {
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var err error
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var ws = make([]*Wildcard, len(domains))
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for i := 0; i < len(domains); i++ {
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if ws[i], err = NewWildcard(domains[i]); err != nil {
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return nil, err
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}
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}
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return ws, nil
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}
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