2f4b6e9059
Speedup
62 lines
1.7 KiB
Go
62 lines
1.7 KiB
Go
package main
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import (
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"context"
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"flag"
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"log"
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"strings"
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"time"
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"github.com/neonxp/rutina"
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_ "go.mongodb.org/mongo-driver/bson"
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"go.mongodb.org/mongo-driver/mongo"
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"go.mongodb.org/mongo-driver/mongo/options"
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)
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func main() {
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dbconnection := flag.String("dbconnection", "mongodb://localhost:27017", "Mongo database name")
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dbname := flag.String("dbname", "map", "Mongo database name")
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osmfile := flag.String("osmfile", "", "OSM file")
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initial := flag.Bool("initial", false, "Is initial import")
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indexes := flag.Bool("indexes", false, "Create indexes")
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layersString := flag.String("layers", "nodes,ways,relations", "Layers to import")
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blockSize := flag.Int("block", 1000, "Block size to bulk write")
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concurrency := flag.Int("concurrency", 32, "Concurrency read and write")
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flag.Parse()
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layers := strings.Split(*layersString, ",")
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r := rutina.New()
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ctx, _ := context.WithTimeout(context.Background(), 10*time.Second)
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client, err := mongo.Connect(ctx, options.Client().ApplyURI(*dbconnection))
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if err != nil {
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log.Fatal(err)
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}
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defer client.Disconnect(context.Background())
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db := client.Database(*dbname)
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if *indexes {
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if err := createIndexes(db); err != nil {
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log.Fatal(err)
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}
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log.Println("Indexes created")
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}
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log.Printf("Started import file %s to db %s", *osmfile, *dbname)
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nodesCh := make(chan Node, 1)
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waysCh := make(chan Way, 1)
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relationsCh := make(chan Relation, 1)
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for i := 0; i < *concurrency; i++ {
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worker := i
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r.Go(func(ctx context.Context) error {
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return write(ctx, db, nodesCh, waysCh, relationsCh, *initial, *blockSize, worker)
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})
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}
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r.Go(func(ctx context.Context) error {
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return read(ctx, *osmfile, nodesCh, waysCh, relationsCh, *concurrency, layers)
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})
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if err := r.Wait(); err != nil {
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log.Fatal(err)
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}
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}
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