6d53e3c2d7
- combine similar looking functionalities into single handlers, and remove unnecessary proxying of the requests at handler layer. - remove bucket forwarding handler as part of default setup add it only if bucket federation is enabled. Improvements observed for 1kiB object reads. ``` ------------------- Operation: GET Operations: 4538555 -> 4595804 * Average: +1.26% (+0.2 MiB/s) throughput, +1.26% (+190.2) obj/s * Fastest: +4.67% (+0.7 MiB/s) throughput, +4.67% (+739.8) obj/s * 50% Median: +1.15% (+0.2 MiB/s) throughput, +1.15% (+173.9) obj/s ```
46 lines
2.1 KiB
Go
46 lines
2.1 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 "net/http"
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// Standard cross domain policy information located at https://s3.amazonaws.com/crossdomain.xml
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const crossDomainXML = `<?xml version="1.0"?><!DOCTYPE cross-domain-policy SYSTEM "http://www.adobe.com/xml/dtds/cross-domain-policy.dtd"><cross-domain-policy><allow-access-from domain="*" secure="false" /></cross-domain-policy>`
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// Standard path where an app would find cross domain policy information.
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const crossDomainXMLEntity = "/crossdomain.xml"
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// A cross-domain policy file is an XML document that grants a web client, such as Adobe Flash Player
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// or Adobe Acrobat (though not necessarily limited to these), permission to handle data across domains.
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// When clients request content hosted on a particular source domain and that content make requests
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// directed towards a domain other than its own, the remote domain needs to host a cross-domain
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// policy file that grants access to the source domain, allowing the client to continue the transaction.
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func setCrossDomainPolicy(h http.Handler) http.Handler {
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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// Look for 'crossdomain.xml' in the incoming request.
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switch r.URL.Path {
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case crossDomainXMLEntity:
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// Write the standard cross domain policy xml.
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w.Write([]byte(crossDomainXML))
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// Request completed, no need to serve to other handlers.
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return
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}
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h.ServeHTTP(w, r)
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})
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}
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