1dcd06e412
now, as part of your index mapping you can create custom analysis components. these custome analysis components are serialized as part of the mapping, and reused as you would expect on subsequent accesses.
130 lines
3.8 KiB
Go
130 lines
3.8 KiB
Go
// Copyright (c) 2014 Couchbase, Inc.
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
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// except in compliance with the License. You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software distributed under the
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// License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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// either express or implied. See the License for the specific language governing permissions
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// and limitations under the License.
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package main
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import (
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_ "expvar"
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"flag"
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"io/ioutil"
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"log"
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"net/http"
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"path/filepath"
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"time"
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"github.com/blevesearch/bleve"
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bleveHttp "github.com/blevesearch/bleve/http"
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)
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var batchSize = flag.Int("batchSize", 100, "batch size for indexing")
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var bindAddr = flag.String("addr", ":8094", "http listen address")
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var jsonDir = flag.String("jsonDir", "../../samples/beer-sample/", "json directory")
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var indexPath = flag.String("index", "beer-search.bleve", "index path")
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var staticEtag = flag.String("staticEtag", "", "A static etag value.")
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var staticPath = flag.String("static", "static/", "Path to the static content")
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func main() {
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flag.Parse()
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// open the index
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beerIndex, err := bleve.Open(*indexPath)
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if err == bleve.ERROR_INDEX_PATH_DOES_NOT_EXIST {
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log.Printf("Creating new index...")
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// create a mapping
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indexMapping, err := buildIndexMapping()
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if err != nil {
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log.Fatal(err)
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}
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beerIndex, err = bleve.New(*indexPath, indexMapping)
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if err != nil {
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log.Fatal(err)
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}
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// index data in the background
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go func() {
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err = indexBeer(beerIndex)
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if err != nil {
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log.Fatal(err)
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}
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}()
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} else if err != nil {
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log.Fatal(err)
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} else {
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log.Printf("Opening existing index...")
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}
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// create a router to serve static files
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router := staticFileRouter()
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// add the API
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bleveHttp.RegisterIndexName("beer", beerIndex)
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searchHandler := bleveHttp.NewSearchHandler("beer")
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router.Handle("/api/search", searchHandler).Methods("POST")
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listFieldsHandler := bleveHttp.NewListFieldsHandler("beer")
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router.Handle("/api/fields", listFieldsHandler).Methods("GET")
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debugHandler := bleveHttp.NewDebugDocumentHandler("beer")
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router.Handle("/api/debug/{docID}", debugHandler).Methods("GET")
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// start the HTTP server
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http.Handle("/", router)
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log.Printf("Listening on %v", *bindAddr)
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log.Fatal(http.ListenAndServe(*bindAddr, nil))
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}
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func indexBeer(i bleve.Index) error {
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// open the directory
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dirEntries, err := ioutil.ReadDir(*jsonDir)
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if err != nil {
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return err
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}
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// walk the directory entries for indexing
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log.Printf("Indexing...")
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count := 0
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startTime := time.Now()
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batch := bleve.NewBatch()
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batchCount := 0
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for _, dirEntry := range dirEntries {
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filename := dirEntry.Name()
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// read the bytes
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jsonBytes, err := ioutil.ReadFile(*jsonDir + "/" + filename)
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if err != nil {
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return err
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}
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// // shred them into a document
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ext := filepath.Ext(filename)
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docId := filename[:(len(filename) - len(ext))]
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batch.Index(docId, jsonBytes)
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batchCount++
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if batchCount >= *batchSize {
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err = i.Batch(batch)
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if err != nil {
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return err
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}
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batch = bleve.NewBatch()
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batchCount = 0
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}
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count++
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if count%1000 == 0 {
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indexDuration := time.Since(startTime)
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indexDurationSeconds := float64(indexDuration) / float64(time.Second)
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timePerDoc := float64(indexDuration) / float64(count)
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log.Printf("Indexed %d documents, in %.2fs (average %.2fms/doc)", count, indexDurationSeconds, timePerDoc/float64(time.Millisecond))
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}
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}
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indexDuration := time.Since(startTime)
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indexDurationSeconds := float64(indexDuration) / float64(time.Second)
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timePerDoc := float64(indexDuration) / float64(count)
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log.Printf("Indexed %d documents, in %.2fs (average %.2fms/doc)", count, indexDurationSeconds, timePerDoc/float64(time.Millisecond))
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return nil
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}
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