123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155 |
- // Copyright (c) 2020 Shivaram Lingamneni <slingamn@cs.stanford.edu>
- // released under the MIT license
-
- package irc
-
- import (
- "encoding/json"
- "fmt"
- "io/ioutil"
- "log"
- "strconv"
- "strings"
-
- "github.com/tidwall/buntdb"
-
- "github.com/oragono/oragono/irc/utils"
- )
-
- type userImport struct {
- Name string
- Hash string
- Email string
- RegisteredAt int64 `json:"registeredAt"`
- Vhost string
- AdditionalNicks []string `json:"additionalNicks"`
- RegisteredChannels []string
- }
-
- type channelImport struct {
- Name string
- Founder string
- RegisteredAt int64 `json:"registeredAt"`
- Topic string
- TopicSetBy string `json:"topicSetBy"`
- TopicSetAt int64 `json:"topicSetAt"`
- Amode map[string]int
- }
-
- type databaseImport struct {
- Version int
- Source string
- Users map[string]userImport
- Channels map[string]channelImport
- }
-
- func doImportAthemeDB(config *Config, dbImport databaseImport, tx *buntdb.Tx) (err error) {
- requiredVersion := 1
- if dbImport.Version != requiredVersion {
- return fmt.Errorf("unsupported version of the db for import: version %d is required", requiredVersion)
- }
-
- // produce a hardcoded version of the database schema
- // XXX instead of referencing, e.g., keyAccountExists, we should write in the string literal
- // (to ensure that no matter what code changes happen elsewhere, we're still producing a
- // version 14 db)
- tx.Set(keySchemaVersion, "14", nil)
- tx.Set(keyCloakSecret, utils.GenerateSecretKey(), nil)
-
- for username, userInfo := range dbImport.Users {
- cfUsername, err := CasefoldName(username)
- if err != nil {
- log.Printf("invalid username %s: %v", username, err)
- continue
- }
- credentials := AccountCredentials{
- Version: CredentialsAtheme,
- PassphraseHash: []byte(userInfo.Hash),
- }
- marshaledCredentials, err := json.Marshal(&credentials)
- if err != nil {
- log.Printf("invalid credentials for %s: %v", username, err)
- continue
- }
- tx.Set(fmt.Sprintf(keyAccountExists, cfUsername), "1", nil)
- tx.Set(fmt.Sprintf(keyAccountVerified, cfUsername), "1", nil)
- tx.Set(fmt.Sprintf(keyAccountName, cfUsername), userInfo.Name, nil)
- tx.Set(fmt.Sprintf(keyAccountCallback, cfUsername), "mailto:"+userInfo.Email, nil)
- tx.Set(fmt.Sprintf(keyAccountCredentials, cfUsername), string(marshaledCredentials), nil)
- tx.Set(fmt.Sprintf(keyAccountRegTime, cfUsername), strconv.FormatInt(userInfo.RegisteredAt, 10), nil)
- if userInfo.Vhost != "" {
- tx.Set(fmt.Sprintf(keyAccountVHost, cfUsername), userInfo.Vhost, nil)
- }
- if len(userInfo.AdditionalNicks) != 0 {
- tx.Set(fmt.Sprintf(keyAccountAdditionalNicks, cfUsername), marshalReservedNicks(userInfo.AdditionalNicks), nil)
- }
- if len(userInfo.RegisteredChannels) != 0 {
- tx.Set(fmt.Sprintf(keyAccountChannels, cfUsername), strings.Join(userInfo.RegisteredChannels, ","), nil)
- }
- }
-
- for chname, chInfo := range dbImport.Channels {
- cfchname, err := CasefoldChannel(chname)
- if err != nil {
- log.Printf("invalid channel name %s: %v", chname, err)
- continue
- }
- tx.Set(fmt.Sprintf(keyChannelExists, cfchname), "1", nil)
- tx.Set(fmt.Sprintf(keyChannelName, cfchname), chname, nil)
- tx.Set(fmt.Sprintf(keyChannelRegTime, cfchname), strconv.FormatInt(chInfo.RegisteredAt, 10), nil)
- tx.Set(fmt.Sprintf(keyChannelFounder, cfchname), chInfo.Founder, nil)
- if chInfo.Topic != "" {
- tx.Set(fmt.Sprintf(keyChannelTopic, cfchname), chInfo.Topic, nil)
- tx.Set(fmt.Sprintf(keyChannelTopicSetTime, cfchname), strconv.FormatInt(chInfo.TopicSetAt, 10), nil)
- tx.Set(fmt.Sprintf(keyChannelTopicSetBy, cfchname), chInfo.TopicSetBy, nil)
- }
- if len(chInfo.Amode) != 0 {
- m, err := json.Marshal(chInfo.Amode)
- if err == nil {
- tx.Set(fmt.Sprintf(keyChannelAccountToUMode, cfchname), string(m), nil)
- } else {
- log.Printf("couldn't serialize amodes for %s: %v", chname, err)
- }
- }
- }
-
- return nil
- }
-
- func doImportDB(config *Config, dbImport databaseImport, tx *buntdb.Tx) (err error) {
- switch dbImport.Source {
- case "atheme":
- return doImportAthemeDB(config, dbImport, tx)
- default:
- return fmt.Errorf("only imports from atheme are currently supported")
- }
- }
-
- func ImportDB(config *Config, infile string) (err error) {
- data, err := ioutil.ReadFile(infile)
- if err != nil {
- return
- }
-
- var dbImport databaseImport
- err = json.Unmarshal(data, &dbImport)
- if err != nil {
- return err
- }
-
- err = checkDBReadyForInit(config.Datastore.Path)
- if err != nil {
- return err
- }
-
- db, err := buntdb.Open(config.Datastore.Path)
- if err != nil {
- return err
- }
-
- performImport := func(tx *buntdb.Tx) (err error) {
- return doImportDB(config, dbImport, tx)
- }
-
- return db.Update(performImport)
- }
|