mirror of
https://github.com/dolphin-emu/codesearch-ui.git
synced 2026-01-31 01:15:18 +01:00
89 lines
2.5 KiB
Go
89 lines
2.5 KiB
Go
/*
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* Copyright 2015 Dolphin Emulator project. All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package main
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import (
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"bytes"
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"flag"
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"github.com/google/codesearch/index"
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"golang.org/x/net/context"
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esearch "kythe.io/kythe/go/services/search"
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esrchsrv "kythe.io/kythe/go/serving/search"
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xsrv "kythe.io/kythe/go/serving/xrefs"
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"kythe.io/kythe/go/storage/leveldb"
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"kythe.io/kythe/go/storage/table"
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"kythe.io/kythe/go/util/flagutil"
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srvpb "kythe.io/kythe/proto/serving_proto"
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spb "kythe.io/kythe/proto/storage_proto"
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"log"
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)
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var (
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outPath = flag.String("out", "", "Output index file")
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servingTable = flag.String("serving_table", "", "LevelDB serving table")
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)
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func init() {
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flag.Usage = flagutil.SimpleUsage("Indexes Kythe LevelDB serving tables into a codesearch index",
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"--serving_table path --out out-file")
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}
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func filesInTable(ctx context.Context, esr esearch.Service) []string {
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req := &spb.SearchRequest{
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Fact: []*spb.SearchRequest_Fact{
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&spb.SearchRequest_Fact{
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Name: "/kythe/node/kind",
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Value: []byte("file"),
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Prefix: false,
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},
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},
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}
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repl, err := esr.Search(ctx, req)
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if err != nil {
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log.Fatalf("File search in serving tables failed: %v", err)
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}
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return repl.Ticket
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}
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func main() {
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flag.Parse()
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if *servingTable == "" {
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flagutil.UsageError("missing --serving_table")
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} else if *outPath == "" {
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flagutil.UsageError("missing --out")
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}
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ctx := context.Background()
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db, err := leveldb.Open(*servingTable, nil)
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if err != nil {
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log.Fatalf("Error opening db at %q: %v", *servingTable, err)
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}
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defer db.Close()
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tbl := &table.KVProto{db}
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esr := &esrchsrv.Table{&table.KVInverted{db}}
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ix := index.Create(*outPath)
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for _, ticket := range filesInTable(ctx, esr) {
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var fd srvpb.FileDecorations
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if err := tbl.Lookup(ctx, xsrv.DecorationsKey(ticket), &fd); err != nil {
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log.Fatalf("Error looking up decoration for %q: %v", ticket, err)
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}
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ix.Add(ticket, bytes.NewReader(fd.SourceText))
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}
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ix.Flush()
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}
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