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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,6 @@ | ||
| package ipinfo | ||
|
|
||
| type Config struct { | ||
| Database string | ||
| GeoLicenseKey string `yaml:"geo_license_key"` | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,5 @@ | ||
| package ipinfo | ||
|
|
||
| type Database interface { | ||
| Area(string) string | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,86 @@ | ||
| package geoip | ||
|
|
||
| import ( | ||
| "archive/tar" | ||
| "bytes" | ||
| "compress/gzip" | ||
| "crypto/tls" | ||
| "fmt" | ||
| "io" | ||
| "net/http" | ||
| "os" | ||
| "strings" | ||
| "time" | ||
|
|
||
| log "unknwon.dev/clog/v2" | ||
| ) | ||
|
|
||
| const ( | ||
| Url = "https://download.maxmind.com/app/geoip_download?edition_id=GeoLite2-City&license_key=%s&suffix=tar.gz" | ||
| ) | ||
|
|
||
| func get(url string) (b []byte, err error) { | ||
| client := http.Client{ | ||
| Timeout: 90 * time.Second, | ||
| Transport: &http.Transport{ | ||
| TLSClientConfig: &tls.Config{InsecureSkipVerify: true}, // disable verify | ||
| }} | ||
| request, _ := http.NewRequest(http.MethodGet, url, nil) | ||
| request.Header.Add("User-Agent", "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.77 Safari/537.36") | ||
|
|
||
| resp, err := client.Do(request) | ||
| if err != nil { | ||
| return | ||
| } | ||
| defer resp.Body.Close() | ||
|
|
||
| return io.ReadAll(resp.Body) | ||
| } | ||
|
|
||
| func extractTarGz(gzipStream io.Reader) error { | ||
| uncompressedStream, err := gzip.NewReader(gzipStream) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| tarReader := tar.NewReader(uncompressedStream) | ||
|
|
||
| for { | ||
| header, err := tarReader.Next() | ||
|
|
||
| if err == io.EOF { | ||
| break | ||
| } | ||
|
|
||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| switch header.Typeflag { | ||
| case tar.TypeReg: | ||
| log.Trace(header.Name) | ||
| if !strings.HasSuffix(header.Name, "GeoLite2-City.mmdb") { | ||
| continue | ||
| } | ||
| outFile, err := os.Create("GeoLite2-City.mmdb") | ||
| if err != nil { | ||
| return err | ||
| } | ||
| defer outFile.Close() | ||
| if _, err := io.Copy(outFile, tarReader); err != nil { | ||
| return err | ||
| } | ||
| } | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| func download(licenseKey string) (err error) { | ||
| var GeoLite2TarGz []byte | ||
| log.Info("Downloading GeoLite2-City.mmdb...") | ||
| if GeoLite2TarGz, err = get(fmt.Sprintf(Url, licenseKey)); err != nil { | ||
| return err | ||
| } | ||
|
|
||
| return extractTarGz(bytes.NewReader(GeoLite2TarGz)) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,67 @@ | ||
| package geoip | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "net" | ||
| "os" | ||
| "sync" | ||
| "time" | ||
|
|
||
| "github.com/oschwald/geoip2-golang" | ||
| log "unknwon.dev/clog/v2" | ||
| ) | ||
|
|
||
| type Database struct { | ||
| geo *geoip2.Reader | ||
| } | ||
|
|
||
| var geo *geoip2.Reader | ||
| var once sync.Once | ||
|
|
||
| // Area returns IpArea according to ip | ||
| func (db *Database) Area(ip string) string { | ||
| defer func() { | ||
| _ = recover() | ||
| }() | ||
| record, err := db.geo.City(net.ParseIP(ip)) | ||
| if err != nil { | ||
| return "" | ||
| } | ||
|
|
||
| country := record.Country.Names["en"] | ||
| city := record.City.Names["en"] | ||
| if city == "" { | ||
| city = record.Location.TimeZone | ||
| } | ||
| return fmt.Sprintf("%s %s", country, city) | ||
| } | ||
|
|
||
| func checkUpdate(licenseKey string) { | ||
| info, err := os.Stat("GeoLite2-City.mmdb") | ||
| if err != nil { | ||
| if os.IsNotExist(err) { | ||
| err := download(licenseKey) | ||
| if err != nil { | ||
| log.Warn("Download GeoLite2-City.mmdb failed, caused by:%v, recommend to download it by yourself otherwise the `IpArea` will be null", err) | ||
| } | ||
| } | ||
| } else if -time.Until(info.ModTime()) > 7*24*time.Hour { | ||
| log.Info("Updating GeoLite2-City.mmdb...") | ||
| err := download(licenseKey) | ||
| if err != nil { | ||
| log.Warn("Update GeoLite2-City.mmdb failed, please download GeoLite2-City.mmdb by yourself") | ||
| } | ||
| } | ||
| } | ||
|
|
||
| func New(licenseKey string) *Database { | ||
| once.Do(func() { | ||
| var err error | ||
| checkUpdate(licenseKey) | ||
| geo, err = geoip2.Open("GeoLite2-City.mmdb") | ||
| if err != nil { | ||
| log.Error("Load GeoLite2-City.mmdb failed, `IpArea` will be null") | ||
| } | ||
| }) | ||
| return &Database{geo: geo} | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,27 @@ | ||
| package ipinfo | ||
|
|
||
| import ( | ||
| "github.com/li4n0/revsuit/internal/ipinfo/geoip" | ||
| "github.com/li4n0/revsuit/internal/ipinfo/qqwry" | ||
| log "unknwon.dev/clog/v2" | ||
| ) | ||
|
|
||
| var db Database | ||
|
|
||
| func Area(ip string) string { | ||
| if db != nil { | ||
| return db.Area(ip) | ||
| } | ||
| return "" | ||
| } | ||
|
|
||
| func Init(config Config) { | ||
| switch config.Database { | ||
| case "qqwry": | ||
| db = qqwry.New() | ||
| case "geoip": | ||
| db = geoip.New(config.GeoLicenseKey) | ||
| default: | ||
| log.Fatal("wrong ip location database type: %q", config.Database) | ||
| } | ||
| } |
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