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package maxmind
import (
"encoding/json"
"log"
"net"
"os"
"path/filepath"
"slices"
"strings"
"github.com/Loyalsoldier/geoip/lib"
"github.com/maxmind/mmdbwriter"
"github.com/maxmind/mmdbwriter/mmdbtype"
"github.com/oschwald/geoip2-golang/v2"
)
const (
TypeGeoLite2CountryMMDBOut = "maxmindMMDB"
DescGeoLite2CountryMMDBOut = "Convert data to MaxMind mmdb database format"
)
func init() {
lib.RegisterOutputConfigCreator(TypeGeoLite2CountryMMDBOut, func(action lib.Action, data json.RawMessage) (lib.OutputConverter, error) {
return NewGeoLite2CountryMMDBOutFromBytes(TypeGeoLite2CountryMMDBOut, DescGeoLite2CountryMMDBOut, action, data)
})
lib.RegisterOutputConverter(TypeGeoLite2CountryMMDBOut, &GeoLite2CountryMMDBOut{
Description: DescGeoLite2CountryMMDBOut,
})
}
type GeoLite2CountryMMDBOut struct {
Type string
Action lib.Action
Description string
OutputName string
OutputDir string
Want []string
Overwrite []string
Exclude []string
OnlyIPType lib.IPType
SourceMMDBURI string
}
func (g *GeoLite2CountryMMDBOut) GetType() string {
return g.Type
}
func (g *GeoLite2CountryMMDBOut) GetAction() lib.Action {
return g.Action
}
func (g *GeoLite2CountryMMDBOut) GetDescription() string {
return g.Description
}
func (g *GeoLite2CountryMMDBOut) Output(container lib.Container) error {
dbName := ""
dbDesc := ""
dbLanguages := []string{"en"}
recordSize := 24
switch g.Type {
case TypeGeoLite2CountryMMDBOut:
dbName = "GeoLite2-Country"
dbDesc = "Customized GeoLite2 Country database"
dbLanguages = []string{"de", "en", "es", "fr", "ja", "pt-BR", "ru", "zh-CN"}
case TypeDBIPCountryMMDBOut:
dbName = "DBIP-Country-Lite"
dbDesc = "Customized DB-IP Country Lite database"
dbLanguages = []string{"de", "en", "es", "fr", "ja", "pt-BR", "ru", "zh-CN", "fa", "ko"}
case TypeIPInfoCountryMMDBOut:
dbName = "IPInfo-Lite"
dbDesc = "Customized IPInfo Lite database"
recordSize = 32
}
writer, err := mmdbwriter.New(
mmdbwriter.Options{
DatabaseType: dbName,
Description: map[string]string{"en": dbDesc},
Languages: dbLanguages,
RecordSize: recordSize,
IncludeReservedNetworks: true,
},
)
if err != nil {
return err
}
// Get extra info
extraInfo, err := g.GetExtraInfo()
if err != nil {
return err
}
updated := false
for _, name := range g.filterAndSortList(container) {
entry, found := container.GetEntry(name)
if !found {
log.Printf("❌ entry %s not found\n", name)
continue
}
if err := g.marshalData(writer, entry, extraInfo); err != nil {
return err
}
updated = true
}
if updated {
return g.writeFile(g.OutputName, writer)
}
return nil
}
func (g *GeoLite2CountryMMDBOut) filterAndSortList(container lib.Container) []string {
/*
Note: The IPs and/or CIDRs of the latter list will overwrite those of the former one
when duplicated data found due to MaxMind mmdb file format constraint.
Be sure to place the name of the most important list at last
when writing wantedList and overwriteList in config file.
The order of names in wantedList has a higher priority than which of the overwriteList.
*/
excludeMap := make(map[string]bool)
for _, exclude := range g.Exclude {
if exclude = strings.ToUpper(strings.TrimSpace(exclude)); exclude != "" {
excludeMap[exclude] = true
}
}
wantList := make([]string, 0, len(g.Want))
for _, want := range g.Want {
if want = strings.ToUpper(strings.TrimSpace(want)); want != "" && !excludeMap[want] {
wantList = append(wantList, want)
}
}
if len(wantList) > 0 {
return wantList
}
overwriteList := make([]string, 0, len(g.Overwrite))
overwriteMap := make(map[string]bool)
for _, overwrite := range g.Overwrite {
if overwrite = strings.ToUpper(strings.TrimSpace(overwrite)); overwrite != "" && !excludeMap[overwrite] {
overwriteList = append(overwriteList, overwrite)
overwriteMap[overwrite] = true
}
}
list := make([]string, 0, 300)
for entry := range container.Loop() {
name := entry.GetName()
if excludeMap[name] || overwriteMap[name] {
continue
}
list = append(list, name)
}
// Sort the lists
slices.Sort(list)
// Make sure the names in overwriteList are written at last
list = append(list, overwriteList...)
return list
}
func (g *GeoLite2CountryMMDBOut) marshalData(writer *mmdbwriter.Tree, entry *lib.Entry, extraInfo map[string]any) error {
entryCidr, err := entry.MarshalText(lib.GetIgnoreIPType(g.OnlyIPType))
if err != nil {
return err
}
var record mmdbtype.DataType
switch strings.TrimSpace(g.SourceMMDBURI) {
case "": // No need to get extra info
switch g.Type {
case TypeGeoLite2CountryMMDBOut, TypeDBIPCountryMMDBOut:
record = mmdbtype.Map{
"country": mmdbtype.Map{
"iso_code": mmdbtype.String(entry.GetName()),
},
}
case TypeIPInfoCountryMMDBOut:
record = mmdbtype.Map{
"country_code": mmdbtype.String(entry.GetName()),
}
default:
return lib.ErrNotSupportedFormat
}
default: // Get extra info
switch g.Type {
case TypeGeoLite2CountryMMDBOut:
info, found := extraInfo[entry.GetName()].(geoip2.Country)
if !found {
log.Printf("⚠️ [type %s | action %s] not found extra info for list %s\n", g.Type, g.Action, entry.GetName())
record = mmdbtype.Map{
"country": mmdbtype.Map{
"iso_code": mmdbtype.String(entry.GetName()),
},
}
} else if info.Continent.Code != "" {
record = mmdbtype.Map{
"continent": mmdbtype.Map{
"names": mmdbtype.Map{
"de": mmdbtype.String(info.Continent.Names.German),
"en": mmdbtype.String(info.Continent.Names.English),
"es": mmdbtype.String(info.Continent.Names.Spanish),
"fr": mmdbtype.String(info.Continent.Names.French),
"ja": mmdbtype.String(info.Continent.Names.Japanese),
"pt-BR": mmdbtype.String(info.Continent.Names.BrazilianPortuguese),
"ru": mmdbtype.String(info.Continent.Names.Russian),
"zh-CN": mmdbtype.String(info.Continent.Names.SimplifiedChinese),
},
"code": mmdbtype.String(info.Continent.Code),
"geoname_id": mmdbtype.Uint32(info.Continent.GeoNameID),
},
"country": mmdbtype.Map{
"names": mmdbtype.Map{
"de": mmdbtype.String(info.Country.Names.German),
"en": mmdbtype.String(info.Country.Names.English),
"es": mmdbtype.String(info.Country.Names.Spanish),
"fr": mmdbtype.String(info.Country.Names.French),
"ja": mmdbtype.String(info.Country.Names.Japanese),
"pt-BR": mmdbtype.String(info.Country.Names.BrazilianPortuguese),
"ru": mmdbtype.String(info.Country.Names.Russian),
"zh-CN": mmdbtype.String(info.Country.Names.SimplifiedChinese),
},
"iso_code": mmdbtype.String(entry.GetName()),
"geoname_id": mmdbtype.Uint32(info.Country.GeoNameID),
"is_in_european_union": mmdbtype.Bool(info.Country.IsInEuropeanUnion),
},
}
} else {
record = mmdbtype.Map{
"country": mmdbtype.Map{
"names": mmdbtype.Map{
"de": mmdbtype.String(info.Country.Names.German),
"en": mmdbtype.String(info.Country.Names.English),
"es": mmdbtype.String(info.Country.Names.Spanish),
"fr": mmdbtype.String(info.Country.Names.French),
"ja": mmdbtype.String(info.Country.Names.Japanese),
"pt-BR": mmdbtype.String(info.Country.Names.BrazilianPortuguese),
"ru": mmdbtype.String(info.Country.Names.Russian),
"zh-CN": mmdbtype.String(info.Country.Names.SimplifiedChinese),
},
"iso_code": mmdbtype.String(entry.GetName()),
"geoname_id": mmdbtype.Uint32(info.Country.GeoNameID),
"is_in_european_union": mmdbtype.Bool(info.Country.IsInEuropeanUnion),
},
}
}
case TypeDBIPCountryMMDBOut:
info, found := extraInfo[entry.GetName()].(dbipCountry)
if !found {
log.Printf("⚠️ [type %s | action %s] not found extra info for list %s\n", g.Type, g.Action, entry.GetName())
record = mmdbtype.Map{
"country": mmdbtype.Map{
"iso_code": mmdbtype.String(entry.GetName()),
},
}
} else if info.Continent.Code != "" {
record = mmdbtype.Map{
"continent": mmdbtype.Map{
"names": mmdbtype.Map{
"de": mmdbtype.String(info.Continent.Names.German),
"en": mmdbtype.String(info.Continent.Names.English),
"es": mmdbtype.String(info.Continent.Names.Spanish),
"fa": mmdbtype.String(info.Continent.Names.Persian),
"fr": mmdbtype.String(info.Continent.Names.French),
"ja": mmdbtype.String(info.Continent.Names.Japanese),
"ko": mmdbtype.String(info.Continent.Names.Korean),
"pt-BR": mmdbtype.String(info.Continent.Names.BrazilianPortuguese),
"ru": mmdbtype.String(info.Continent.Names.Russian),
"zh-CN": mmdbtype.String(info.Continent.Names.SimplifiedChinese),
},
"code": mmdbtype.String(info.Continent.Code),
"geoname_id": mmdbtype.Uint32(info.Continent.GeoNameID),
},
"country": mmdbtype.Map{
"names": mmdbtype.Map{
"de": mmdbtype.String(info.Country.Names.German),
"en": mmdbtype.String(info.Country.Names.English),
"es": mmdbtype.String(info.Country.Names.Spanish),
"fa": mmdbtype.String(info.Country.Names.Persian),
"fr": mmdbtype.String(info.Country.Names.French),
"ja": mmdbtype.String(info.Country.Names.Japanese),
"ko": mmdbtype.String(info.Country.Names.Korean),
"pt-BR": mmdbtype.String(info.Country.Names.BrazilianPortuguese),
"ru": mmdbtype.String(info.Country.Names.Russian),
"zh-CN": mmdbtype.String(info.Country.Names.SimplifiedChinese),
},
"iso_code": mmdbtype.String(entry.GetName()),
"geoname_id": mmdbtype.Uint32(info.Country.GeoNameID),
"is_in_european_union": mmdbtype.Bool(info.Country.IsInEuropeanUnion),
},
}
} else {
record = mmdbtype.Map{
"country": mmdbtype.Map{
"names": mmdbtype.Map{
"de": mmdbtype.String(info.Country.Names.German),
"en": mmdbtype.String(info.Country.Names.English),
"es": mmdbtype.String(info.Country.Names.Spanish),
"fa": mmdbtype.String(info.Country.Names.Persian),
"fr": mmdbtype.String(info.Country.Names.French),
"ja": mmdbtype.String(info.Country.Names.Japanese),
"ko": mmdbtype.String(info.Country.Names.Korean),
"pt-BR": mmdbtype.String(info.Country.Names.BrazilianPortuguese),
"ru": mmdbtype.String(info.Country.Names.Russian),
"zh-CN": mmdbtype.String(info.Country.Names.SimplifiedChinese),
},
"iso_code": mmdbtype.String(entry.GetName()),
"geoname_id": mmdbtype.Uint32(info.Country.GeoNameID),
"is_in_european_union": mmdbtype.Bool(info.Country.IsInEuropeanUnion),
},
}
}
case TypeIPInfoCountryMMDBOut:
info, found := extraInfo[entry.GetName()].(ipInfoLite)
if !found {
log.Printf("⚠️ [type %s | action %s] not found extra info for list %s\n", g.Type, g.Action, entry.GetName())
record = mmdbtype.Map{
"country_code": mmdbtype.String(entry.GetName()),
}
} else {
record = mmdbtype.Map{
"as_domain": mmdbtype.String(info.ASDomain),
"as_name": mmdbtype.String(info.ASName),
"asn": mmdbtype.String(info.ASN),
"continent": mmdbtype.String(info.Continent),
"continent_code": mmdbtype.String(info.ContinentCode),
"country": mmdbtype.String(info.Country),
"country_code": mmdbtype.String(entry.GetName()),
}
}
default:
return lib.ErrNotSupportedFormat
}
}
for _, cidr := range entryCidr {
_, network, err := net.ParseCIDR(cidr)
if err != nil {
return err
}
if err := writer.Insert(network, record); err != nil {
return err
}
}
return nil
}
func (g *GeoLite2CountryMMDBOut) writeFile(filename string, writer *mmdbwriter.Tree) error {
if err := os.MkdirAll(g.OutputDir, 0755); err != nil {
return err
}
f, err := os.OpenFile(filepath.Join(g.OutputDir, filename), os.O_WRONLY|os.O_TRUNC|os.O_CREATE, 0644)
if err != nil {
return err
}
_, err = writer.WriteTo(f)
if err != nil {
return err
}
log.Printf("✅ [%s] %s --> %s", g.Type, filename, g.OutputDir)
return nil
}
|
