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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -2,4 +2,5 @@ | |
| zbook_data | ||
| __snapshots__ | ||
| .swc | ||
| geoip_data.sql.gz | ||
| geoip_data.sql.gz | ||
| *.mmdb | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,152 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "context" | ||
| "os" | ||
| "sync" | ||
| "time" | ||
|
|
||
| "github.com/jackc/pgx/v5/pgxpool" | ||
| "github.com/rs/zerolog" | ||
| "github.com/rs/zerolog/log" | ||
|
|
||
| "github.com/oschwald/maxminddb-golang" | ||
| ) | ||
|
|
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| type GeoData struct { | ||
| IPRangeCIDR string | ||
| CityNameEn *string | ||
| CityNameZhCn *string | ||
| Latitude *float64 | ||
| Longitude *float64 | ||
| } | ||
|
|
||
| type CityNames struct { | ||
| En *string `maxminddb:"en"` | ||
| ZhCN *string `maxminddb:"zh-CN"` | ||
| } | ||
|
|
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| type Location struct { | ||
| Latitude *float64 `maxminddb:"latitude"` | ||
| Longitude *float64 `maxminddb:"longitude"` | ||
| } | ||
|
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| type GeoRecord struct { | ||
| City struct { | ||
| Names CityNames `maxminddb:"names"` | ||
| } `maxminddb:"city"` | ||
| Location Location `maxminddb:"location"` | ||
| } | ||
|
|
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| func processBatch(batchData []GeoData, db *pgxpool.Pool, wg *sync.WaitGroup) { | ||
| defer wg.Done() | ||
|
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| ctx := context.Background() | ||
| tx, err := db.Begin(ctx) | ||
| if err != nil { | ||
| log.Error().Err(err).Msg("Failed to begin transaction") | ||
| return | ||
| } | ||
| defer tx.Rollback(ctx) | ||
|
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| stmt := ` | ||
| INSERT INTO geoip (ip_range_cidr, city_name_en, city_name_zh_cn, latitude, longitude) | ||
| VALUES ($1, $2, $3, $4, $5) | ||
| ON CONFLICT (ip_range_cidr) DO NOTHING; | ||
| ` | ||
|
|
||
| for _, data := range batchData { | ||
| _, err := tx.Exec(ctx, stmt, data.IPRangeCIDR, data.CityNameEn, data.CityNameZhCn, data.Latitude, data.Longitude) | ||
| if err != nil { | ||
| log.Error().Err(err).Msg("Failed to execute statement") | ||
| } | ||
| } | ||
|
|
||
| if err := tx.Commit(ctx); err != nil { | ||
| log.Error().Err(err).Msg("Failed to commit transaction") | ||
| return | ||
| } | ||
| } | ||
|
|
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| func main() { | ||
| // Set up logging to output to standard error with console formatting | ||
| log.Logger = log.Output(zerolog.ConsoleWriter{Out: os.Stderr}) | ||
|
|
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| if len(os.Args) != 2 { | ||
| log.Error().Msg("Please provide the mmdb file path") | ||
| return | ||
| } | ||
| dbPath := os.Args[1] | ||
|
|
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| // Record start time | ||
| startTime := time.Now() | ||
|
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| connStr := "user=root password=secret dbname=zbook host=localhost sslmode=disable" | ||
| config, err := pgxpool.ParseConfig(connStr) | ||
| if err != nil { | ||
| log.Error().Err(err).Msg("Failed to parse database connection string") | ||
| return | ||
| } | ||
|
|
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| db, err := pgxpool.NewWithConfig(context.Background(), config) | ||
| if err != nil { | ||
| log.Error().Err(err).Msg("Failed to connect to database") | ||
| return | ||
| } | ||
| defer db.Close() | ||
|
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| reader, err := maxminddb.Open(dbPath) | ||
| if err != nil { | ||
| log.Error().Err(err).Msg("Failed to open MMDB file:") | ||
| return | ||
| } | ||
| defer reader.Close() | ||
|
|
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| batchSize := 1000 | ||
| var batchData []GeoData | ||
| var wg sync.WaitGroup | ||
|
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| networkIter := reader.Networks() | ||
| for networkIter.Next() { | ||
| var geoRecord GeoRecord | ||
| network, err := networkIter.Network(&geoRecord) | ||
| if err != nil { | ||
| log.Error().Err(err).Msgf("Error processing network: %v", err) | ||
| continue | ||
| } | ||
|
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| ipRange := network.String() | ||
|
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| cityNameEn := geoRecord.City.Names.En | ||
| cityNameZhCn := geoRecord.City.Names.ZhCN | ||
| latitude := geoRecord.Location.Latitude | ||
| longitude := geoRecord.Location.Longitude | ||
|
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| batchData = append(batchData, GeoData{ | ||
| IPRangeCIDR: ipRange, | ||
| CityNameEn: cityNameEn, | ||
| CityNameZhCn: cityNameZhCn, | ||
| Latitude: latitude, | ||
| Longitude: longitude, | ||
| }) | ||
|
|
||
| if len(batchData) >= batchSize { | ||
| wg.Add(1) | ||
| go processBatch(batchData, db, &wg) | ||
| batchData = nil | ||
| } | ||
| } | ||
|
|
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| if len(batchData) > 0 { | ||
| wg.Add(1) | ||
| go processBatch(batchData, db, &wg) | ||
| } | ||
|
|
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| wg.Wait() | ||
|
|
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| // Record end time and calculate duration | ||
| endTime := time.Now() | ||
| duration := endTime.Sub(startTime) | ||
|
|
||
| log.Info().Msgf("Data processing complete. Total time taken: %s", duration) | ||
| } |
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