mirror of
https://github.com/minio/minio.git
synced 2024-12-25 22:55:54 -05:00
127 lines
3.7 KiB
Go
127 lines
3.7 KiB
Go
/*
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* Minio Cloud Storage, (C) 2015, 2016 Minio, Inc.
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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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*/
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package cmd
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import (
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"net/http"
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"os"
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"strings"
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router "github.com/gorilla/mux"
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)
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func newObjectLayerFn() ObjectLayer {
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globalObjLayerMutex.Lock()
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defer globalObjLayerMutex.Unlock()
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return globalObjectAPI
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}
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// newObjectLayer - initialize any object layer depending on the number of disks.
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func newObjectLayer(storageDisks []StorageAPI) (ObjectLayer, error) {
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var objAPI ObjectLayer
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var err error
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if len(storageDisks) == 1 {
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// Initialize FS object layer.
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objAPI, err = newFSObjects(storageDisks[0])
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} else {
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// Initialize XL object layer.
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objAPI, err = newXLObjects(storageDisks)
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}
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if err != nil {
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return nil, err
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}
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// Migrate bucket policy from configDir to .minio.sys/buckets/
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err = migrateBucketPolicyConfig(objAPI)
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if err != nil {
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errorIf(err, "Unable to migrate bucket policy from config directory")
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return nil, err
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}
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err = cleanupOldBucketPolicyConfigs()
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if err != nil {
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errorIf(err, "Unable to clean up bucket policy from config directory.")
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return nil, err
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}
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// Initialize and load bucket policies.
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err = initBucketPolicies(objAPI)
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fatalIf(err, "Unable to load all bucket policies.")
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// Success.
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return objAPI, nil
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}
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// configureServer handler returns final handler for the http server.
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func configureServerHandler(srvCmdConfig serverCmdConfig) http.Handler {
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// Initialize router.
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mux := router.NewRouter()
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// Initialize distributed NS lock.
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if srvCmdConfig.isDistXL {
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// Register storage rpc router only if its a distributed setup.
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registerStorageRPCRouters(mux, srvCmdConfig)
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// Register distributed namespace lock.
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registerDistNSLockRouter(mux, srvCmdConfig)
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}
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// Register S3 peer communication router.
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registerS3PeerRPCRouter(mux)
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// Register controller rpc router.
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registerControlRPCRouter(mux, srvCmdConfig)
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// set environmental variable MINIO_BROWSER=off to disable minio web browser.
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// By default minio web browser is enabled.
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if !strings.EqualFold(os.Getenv("MINIO_BROWSER"), "off") {
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registerWebRouter(mux)
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}
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// Add API router.
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registerAPIRouter(mux)
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// List of some generic handlers which are applied for all incoming requests.
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var handlerFns = []HandlerFunc{
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// Limits the number of concurrent http requests.
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setRateLimitHandler,
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// Limits all requests size to a maximum fixed limit
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setRequestSizeLimitHandler,
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// Adds 'crossdomain.xml' policy handler to serve legacy flash clients.
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setCrossDomainPolicy,
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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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// Validates if incoming request is for restricted buckets.
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setPrivateBucketHandler,
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// Adds cache control for all browser requests.
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setBrowserCacheControlHandler,
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// CORS setting for all browser API requests.
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setCorsHandler,
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// Validates all incoming URL resources, for invalid/unsupported
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// resources client receives a HTTP error.
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setIgnoreResourcesHandler,
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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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// Add new handlers here.
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}
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// Register rest of the handlers.
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return registerHandlers(mux, handlerFns...)
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}
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