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index_create.go
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/
index_create.go
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// Copyright (c) 2014 Couchbase, Inc.
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
// except in compliance with the License. You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software distributed under the
// License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
// either express or implied. See the License for the specific language governing permissions
// and limitations under the License.
package http
import (
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"os"
"github.com/blevesearch/bleve"
)
type CreateIndexHandler struct {
basePath string
IndexNameLookup varLookupFunc
}
func NewCreateIndexHandler(basePath string) *CreateIndexHandler {
return &CreateIndexHandler{
basePath: basePath,
}
}
func (h *CreateIndexHandler) ServeHTTP(w http.ResponseWriter, req *http.Request) {
// find the name of the index to create
var indexName string
if h.IndexNameLookup != nil {
indexName = h.IndexNameLookup(req)
}
if indexName == "" {
showError(w, req, "index name is required", 400)
return
}
indexMapping := bleve.NewIndexMapping()
// read the request body
requestBody, err := ioutil.ReadAll(req.Body)
if err != nil {
showError(w, req, fmt.Sprintf("error reading request body: %v", err), 400)
return
}
// interpret request body as index mapping
if len(requestBody) > 0 {
err := json.Unmarshal(requestBody, &indexMapping)
if err != nil {
showError(w, req, fmt.Sprintf("error parsing index mapping: %v", err), 400)
return
}
}
newIndex, err := bleve.New(h.indexPath(indexName), indexMapping)
if err != nil {
showError(w, req, fmt.Sprintf("error creating index: %v", err), 500)
return
}
newIndex.SetName(indexName)
RegisterIndexName(indexName, newIndex)
rv := struct {
Status string `json:"status"`
}{
Status: "ok",
}
mustEncode(w, rv)
}
func (h *CreateIndexHandler) indexPath(name string) string {
return h.basePath + string(os.PathSeparator) + name
}