mirror of
https://github.com/yunionio/cloudpods.git
synced 2026-05-08 14:37:55 +08:00
80 lines
2.2 KiB
Go
80 lines
2.2 KiB
Go
// Copyright 2019 Yunion
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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 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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package handler
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import (
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"context"
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"net/http"
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"net/url"
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"yunion.io/x/onecloud/pkg/apis"
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"yunion.io/x/onecloud/pkg/appsrv"
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"yunion.io/x/onecloud/pkg/mcclient/auth"
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"yunion.io/x/onecloud/pkg/proxy"
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)
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type InfluxdbProxyHandler struct {
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prefix string
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serviceName string
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}
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func NewInfluxdbProxyHandler(prefix string) *InfluxdbProxyHandler {
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return NewProxyHandlerWithService(prefix, apis.SERVICE_TYPE_INFLUXDB)
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}
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func NewProxyHandlerWithService(prefix string, serviceName string) *InfluxdbProxyHandler {
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return &InfluxdbProxyHandler{
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prefix: prefix,
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serviceName: serviceName,
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}
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}
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func requestManipulator(ctx context.Context, r *http.Request) (*http.Request, error) {
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token, _, _ := fetchAuthInfo(ctx, r)
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if token != nil {
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r.Header.Set("X-Auth-Token", token.GetTokenString())
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}
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return r, nil
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}
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func (h *InfluxdbProxyHandler) Bind(app *appsrv.Application) {
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app.AddReverseProxyHandler(h.prefix, fetchReverseEndpoint(h.serviceName), requestManipulator)
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}
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func getEndpointSchemeHost(endpoint string) (string, error) {
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u, err := url.Parse(endpoint)
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if err != nil {
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return "", err
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}
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nu := &url.URL{
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Host: u.Host,
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Scheme: u.Scheme,
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}
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return nu.String(), nil
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}
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func fetchReverseEndpoint(serviceName string) *proxy.SEndpointFactory {
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f := func(ctx context.Context, r *http.Request) (string, error) {
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endpointType := "internalURL"
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session := auth.GetAdminSession(ctx, FetchRegion(r))
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ep, err := session.GetServiceURL(serviceName, endpointType)
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if err != nil {
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return "", err
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}
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return getEndpointSchemeHost(ep)
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}
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return proxy.NewEndpointFactory(f, serviceName)
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}
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