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tenant.go
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tenant.go
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/*
* Tencent is pleased to support the open source community by making TKEStack
* available.
*
* Copyright (C) 2012-2019 Tencent. All Rights Reserved.
*
* 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
*
* https://opensource.org/licenses/Apache-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 OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*/
package tenant
import (
"fmt"
"net/http"
"strings"
utilregistryrequest "tkestack.io/tke/pkg/registry/util/request"
)
// WithTenant adds an interceptor to the original http request handle and
// converts the request for chartmuseum to multi-tenant mode.
func WithTenant(handler http.Handler, pathPrefix, domainSuffix, defaultTenant string) http.Handler {
return &tenant{handler, pathPrefix, domainSuffix, defaultTenant}
}
type tenant struct {
handler http.Handler
pathPrefix string
domainSuffix string
defaultTenant string
}
// ServeHTTP responds to an HTTP request.
func (t *tenant) ServeHTTP(w http.ResponseWriter, r *http.Request) {
path := r.URL.Path
if strings.HasPrefix(path, t.pathPrefix) {
tenant := utilregistryrequest.TenantID(r, t.domainSuffix, t.defaultTenant)
if strings.HasPrefix(path, fmt.Sprintf("%sapi/", t.pathPrefix)) {
r.URL.Path = strings.Replace(path, fmt.Sprintf("%sapi/", t.pathPrefix), fmt.Sprintf("%sapi/%s/", t.pathPrefix, tenant), 1)
} else {
r.URL.Path = strings.Replace(path, t.pathPrefix, fmt.Sprintf("%s%s/", t.pathPrefix, tenant), 1)
}
}
t.handler.ServeHTTP(w, r)
}