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https://github.com/kubesphere/kubekey.git
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865913fea9
Signed-off-by: joyceliu <joyceliu@yunify.com> Co-authored-by: joyceliu <joyceliu@yunify.com>
68 lines
1.9 KiB
Go
68 lines
1.9 KiB
Go
/*
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Copyright 2024 The KubeSphere Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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 implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package proxy
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import "net/http"
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type router struct {
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path string // The path of the action
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pathExpr *pathExpression // cached compilation of rootPath as RegExp
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handlers map[string]http.HandlerFunc
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}
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// Types and functions to support the sorting of Dispatchers
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type dispatcherCandidate struct {
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router router
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finalMatch string
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matchesCount int // the number of capturing groups
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literalCount int // the number of literal characters (means those not resulting from template variable substitution)
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nonDefaultCount int // the number of capturing groups with non-default regular expressions (i.e. not ‘([^ /]+?)’)
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}
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type sortableDispatcherCandidates struct {
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candidates []dispatcherCandidate
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}
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func (dc *sortableDispatcherCandidates) Len() int {
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return len(dc.candidates)
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}
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func (dc *sortableDispatcherCandidates) Swap(i, j int) {
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dc.candidates[i], dc.candidates[j] = dc.candidates[j], dc.candidates[i]
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}
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func (dc *sortableDispatcherCandidates) Less(i, j int) bool {
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ci := dc.candidates[i]
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cj := dc.candidates[j]
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// primary key
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if ci.matchesCount < cj.matchesCount {
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return true
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}
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if ci.matchesCount > cj.matchesCount {
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return false
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}
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// secundary key
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if ci.literalCount < cj.literalCount {
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return true
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}
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if ci.literalCount > cj.literalCount {
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return false
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}
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// tertiary key
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return ci.nonDefaultCount < cj.nonDefaultCount
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}
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