mirror of
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120 lines
3.9 KiB
Go
120 lines
3.9 KiB
Go
// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package cmd
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import (
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"net/http"
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"github.com/gorilla/mux"
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)
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// Composed function registering routers for only distributed Erasure setup.
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func registerDistErasureRouters(router *mux.Router, endpointServerPools EndpointServerPools) {
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// Register storage REST router only if its a distributed setup.
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registerStorageRESTHandlers(router, endpointServerPools)
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// Register peer REST router only if its a distributed setup.
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registerPeerRESTHandlers(router)
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// Register bootstrap REST router for distributed setups.
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registerBootstrapRESTHandlers(router)
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// Register distributed namespace lock routers.
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registerLockRESTHandlers(router)
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}
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// List of some generic handlers which are applied for all incoming requests.
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var globalHandlers = []mux.MiddlewareFunc{
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// filters HTTP headers which are treated as metadata and are reserved
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// for internal use only.
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filterReservedMetadata,
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// Enforce rules specific for TLS requests
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setSSETLSHandler,
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// Auth handler verifies incoming authorization headers and
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// routes them accordingly. Client receives a HTTP error for
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// invalid/unsupported signatures.
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setAuthHandler,
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// Validates all incoming requests to have a valid date header.
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setTimeValidityHandler,
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// Adds cache control for all browser requests.
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setBrowserCacheControlHandler,
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// Validates if incoming request is for restricted buckets.
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setReservedBucketHandler,
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// Redirect some pre-defined browser request paths to a static location prefix.
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setBrowserRedirectHandler,
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// Adds 'crossdomain.xml' policy handler to serve legacy flash clients.
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setCrossDomainPolicy,
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// Limits all header sizes to a maximum fixed limit
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setRequestHeaderSizeLimitHandler,
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// Limits all requests size to a maximum fixed limit
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setRequestSizeLimitHandler,
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// Network statistics
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setHTTPStatsHandler,
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// Validate all the incoming requests.
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setRequestValidityHandler,
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// Forward path style requests to actual host in a bucket federated setup.
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setBucketForwardingHandler,
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// set HTTP security headers such as Content-Security-Policy.
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addSecurityHeaders,
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// set x-amz-request-id header.
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addCustomHeaders,
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// add redirect handler to redirect
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// requests when object layer is not
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// initialized.
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setRedirectHandler,
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// Add new handlers here.
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}
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// configureServer handler returns final handler for the http server.
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func configureServerHandler(endpointServerPools EndpointServerPools) (http.Handler, error) {
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// Initialize router. `SkipClean(true)` stops gorilla/mux from
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// normalizing URL path minio/minio#3256
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router := mux.NewRouter().SkipClean(true).UseEncodedPath()
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// Initialize distributed NS lock.
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if globalIsDistErasure {
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registerDistErasureRouters(router, endpointServerPools)
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}
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// Register web router when its enabled.
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if globalBrowserEnabled {
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if err := registerWebRouter(router); err != nil {
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return nil, err
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}
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}
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// Add Admin router, all APIs are enabled in server mode.
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registerAdminRouter(router, true, true)
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// Add healthcheck router
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registerHealthCheckRouter(router)
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// Add server metrics router
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registerMetricsRouter(router)
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// Add STS router always.
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registerSTSRouter(router)
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// Add API router
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registerAPIRouter(router)
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router.Use(globalHandlers...)
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return router, nil
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}
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