68 lines
1.7 KiB
Go
68 lines
1.7 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package consoleweb
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import (
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"encoding/json"
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"io/ioutil"
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"mime"
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"net/http"
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"github.com/zeebo/errs"
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"storj.io/common/memory"
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"storj.io/storj/satellite/console/consoleweb/consoleql"
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)
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// ContentLengthLimit describes 4KB limit.
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const ContentLengthLimit = 4 * memory.KB
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func init() {
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err := mime.AddExtensionType(".ttf", "font/ttf")
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if err != nil {
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panic(err.Error())
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}
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err = mime.AddExtensionType(".txt", "text/plain")
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if err != nil {
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panic(err.Error())
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}
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}
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// JSON request from graphql clients.
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type graphqlJSON struct {
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Query string
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OperationName string
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Variables map[string]interface{}
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}
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// getQuery retrieves graphql query from request.
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func getQuery(w http.ResponseWriter, req *http.Request) (query graphqlJSON, err error) {
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switch req.Method {
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case http.MethodGet:
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query.Query = req.URL.Query().Get(consoleql.Query)
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return query, nil
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case http.MethodPost:
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return queryPOST(w, req)
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default:
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return query, errs.New("wrong http request type")
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}
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}
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// queryPOST retrieves graphql query from POST request.
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func queryPOST(w http.ResponseWriter, req *http.Request) (query graphqlJSON, err error) {
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limitedReader := http.MaxBytesReader(w, req.Body, ContentLengthLimit.Int64())
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switch typ := req.Header.Get(contentType); typ {
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case applicationGraphql:
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body, err := ioutil.ReadAll(limitedReader)
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query.Query = string(body)
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return query, errs.Combine(err, limitedReader.Close())
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case applicationJSON:
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err := json.NewDecoder(limitedReader).Decode(&query)
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return query, errs.Combine(err, limitedReader.Close())
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default:
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return query, errs.New("can't parse request body of type %s", typ)
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}
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}
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