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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 main
import (
"expvar"
"flag"
"io/ioutil"
"log"
"net/http"
"os"
"github.com/gorilla/mux"
"github.com/blevesearch/bleve"
bleveHttp "github.com/blevesearch/bleve/http"
bleveHttpMapping "github.com/blevesearch/bleve/http/mapping"
// import general purpose configuration
_ "github.com/blevesearch/bleve/config"
)
var bindAddr = flag.String("addr", ":8095", "http listen address")
var dataDir = flag.String("dataDir", "data", "data directory")
var staticEtag = flag.String("staticEtag", "", "A static etag value.")
var staticPath = flag.String("static", "static/", "Path to the static content")
var expvars = expvar.NewMap("stats")
func init() {
expvar.Publish("bleve_explorer", expvars)
}
func main() {
flag.Parse()
// walk the data dir and register index names
dirEntries, err := ioutil.ReadDir(*dataDir)
if err != nil {
log.Fatalf("error reading data dir: %v", err)
}
expvars.Set("indexes", bleveHttp.IndexStats())
for _, dirInfo := range dirEntries {
indexPath := *dataDir + string(os.PathSeparator) + dirInfo.Name()
// skip single files in data dir since a valid index is a directory that
// contains multiple files
if !dirInfo.IsDir() {
log.Printf("not registering %s, skipping", indexPath)
continue
}
i, err := bleve.Open(indexPath)
if err != nil {
log.Printf("error opening index %s: %v", indexPath, err)
} else {
log.Printf("registered index: %s", dirInfo.Name())
bleveHttp.RegisterIndexName(dirInfo.Name(), i)
}
}
router := mux.NewRouter()
router.StrictSlash(true)
// first install handlers from bleve/http/mapping, for precedence
bleveHttpMappingStatic := http.FileServer(bleveHttpMapping.AssetFS())
staticPathDev := *staticPath + "../../bleve/http/mapping/mapping_static/"
fi, err := os.Stat(staticPathDev)
if err == nil && fi.IsDir() {
log.Printf("using dev static resources from %s", staticPathDev)
bleveHttpMappingStatic = http.FileServer(http.Dir(staticPathDev))
}
router.PathPrefix("/static/partials/analysis").Handler(
http.StripPrefix("/static/", bleveHttpMappingStatic))
router.PathPrefix("/static/partials/mapping").Handler(
http.StripPrefix("/static/", bleveHttpMappingStatic))
router.PathPrefix("/static/js/mapping").Handler(
http.StripPrefix("/static/", bleveHttpMappingStatic))
bleveHttpMapping.RegisterHandlers(router, "/api")
// next, install our static file handlers
staticFileRouter(router)
// add the API
createIndexHandler := bleveHttp.NewCreateIndexHandler(*dataDir)
createIndexHandler.IndexNameLookup = indexNameLookup
router.Handle("/api/{indexName}", createIndexHandler).Methods("PUT")
getIndexHandler := bleveHttp.NewGetIndexHandler()
getIndexHandler.IndexNameLookup = indexNameLookup
router.Handle("/api/{indexName}", getIndexHandler).Methods("GET")
deleteIndexHandler := bleveHttp.NewDeleteIndexHandler(*dataDir)
deleteIndexHandler.IndexNameLookup = indexNameLookup
router.Handle("/api/{indexName}", deleteIndexHandler).Methods("DELETE")
listIndexesHandler := bleveHttp.NewListIndexesHandler()
router.Handle("/api", listIndexesHandler).Methods("GET")
docIndexHandler := bleveHttp.NewDocIndexHandler("")
docIndexHandler.IndexNameLookup = indexNameLookup
docIndexHandler.DocIDLookup = docIDLookup
router.Handle("/api/{indexName}/{docID}", docIndexHandler).Methods("PUT")
docCountHandler := bleveHttp.NewDocCountHandler("")
docCountHandler.IndexNameLookup = indexNameLookup
router.Handle("/api/{indexName}/_count", docCountHandler).Methods("GET")
docGetHandler := bleveHttp.NewDocGetHandler("")
docGetHandler.IndexNameLookup = indexNameLookup
docGetHandler.DocIDLookup = docIDLookup
router.Handle("/api/{indexName}/{docID}", docGetHandler).Methods("GET")
docDeleteHandler := bleveHttp.NewDocDeleteHandler("")
docDeleteHandler.IndexNameLookup = indexNameLookup
docDeleteHandler.DocIDLookup = docIDLookup
router.Handle("/api/{indexName}/{docID}", docDeleteHandler).Methods("DELETE")
searchHandler := bleveHttp.NewSearchHandler("")
searchHandler.IndexNameLookup = indexNameLookup
router.Handle("/api/{indexName}/_search", searchHandler).Methods("POST")
listFieldsHandler := bleveHttp.NewListFieldsHandler("")
listFieldsHandler.IndexNameLookup = indexNameLookup
router.Handle("/api/{indexName}/_fields", listFieldsHandler).Methods("GET")
debugHandler := bleveHttp.NewDebugDocumentHandler("")
debugHandler.IndexNameLookup = indexNameLookup
debugHandler.DocIDLookup = docIDLookup
router.Handle("/api/{indexName}/{docID}/_debug", debugHandler).Methods("GET")
aliasHandler := bleveHttp.NewAliasHandler()
router.Handle("/api/_aliases", aliasHandler).Methods("POST")
// start the HTTP server
http.Handle("/", router)
log.Printf("Listening on %v", *bindAddr)
log.Fatal(http.ListenAndServe(*bindAddr, nil))
}