mirror of
https://github.com/Luzifer/twitch-bot.git
synced 2024-11-09 00:30:02 +00:00
117 lines
3.1 KiB
Go
117 lines
3.1 KiB
Go
package v2migrator
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import (
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"compress/gzip"
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"encoding/json"
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"os"
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"github.com/pkg/errors"
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"github.com/sirupsen/logrus"
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"github.com/Luzifer/twitch-bot/v2/internal/v2migrator/crypt"
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"github.com/Luzifer/twitch-bot/v2/pkg/database"
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"github.com/Luzifer/twitch-bot/v2/plugins"
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)
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type (
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Migrator interface {
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Load(filename, encryptionPass string) error
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Migrate(db database.Connector) error
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}
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storageExtendedPermission struct {
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AccessToken string `encrypt:"true" json:"access_token,omitempty"`
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RefreshToken string `encrypt:"true" json:"refresh_token,omitempty"`
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Scopes []string `json:"scopes,omitempty"`
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}
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storageFile struct {
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Counters map[string]int64 `json:"counters"`
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Timers map[string]plugins.TimerEntry `json:"timers"`
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Variables map[string]string `json:"variables"`
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ModuleStorage struct {
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ModOverlays storageModOverlays `json:"f9ca2b3a-baf6-45ea-a347-c626168665e8"`
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ModQuoteDB storageModQuoteDB `json:"917c83ee-ed40-41e4-a558-1c2e59fdf1f5"`
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} `json:"module_storage"`
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ExtendedPermissions map[string]*storageExtendedPermission `json:"extended_permissions"`
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EventSubSecret string `encrypt:"true" json:"event_sub_secret,omitempty"`
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BotAccessToken string `encrypt:"true" json:"bot_access_token,omitempty"`
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BotRefreshToken string `encrypt:"true" json:"bot_refresh_token,omitempty"`
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}
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)
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func NewStorageFile() Migrator {
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return &storageFile{
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Counters: map[string]int64{},
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Timers: map[string]plugins.TimerEntry{},
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Variables: map[string]string{},
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ExtendedPermissions: map[string]*storageExtendedPermission{},
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}
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}
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func (s *storageFile) Load(filename, encryptionPass string) error {
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f, err := os.Open(filename)
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if err != nil {
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if os.IsNotExist(err) {
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// Store init state
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return nil
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}
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return errors.Wrap(err, "open storage file")
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}
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defer f.Close()
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zf, err := gzip.NewReader(f)
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if err != nil {
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return errors.Wrap(err, "create gzip reader")
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}
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defer zf.Close()
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if err = json.NewDecoder(zf).Decode(s); err != nil {
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return errors.Wrap(err, "decode storage object")
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}
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if err = crypt.DecryptFields(s, encryptionPass); err != nil {
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return errors.Wrap(err, "decrypting storage object")
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}
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return nil
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}
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func (s storageFile) Migrate(db database.Connector) error {
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var bat string
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err := db.ReadCoreMeta("bot_access_token", &bat)
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switch {
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case err == nil:
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return errors.New("Access token is set, database already initialized")
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case errors.Is(err, database.ErrCoreMetaNotFound):
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// This is the expected state
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default:
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return errors.Wrap(err, "checking for bot access token")
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}
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for name, fn := range map[string]func(database.Connector) error{
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// Core
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"core": s.migrateCoreKV,
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"counter": s.migrateCounters,
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"permissions": s.migratePermissions,
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"timers": s.migrateTimers,
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"variables": s.migrateVariables,
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// Modules
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"mod_overlays": s.ModuleStorage.ModOverlays.migrate,
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"mod_quotedb": s.ModuleStorage.ModQuoteDB.migrate,
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} {
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logrus.WithField("module", name).Info("Starting migration...")
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if err = fn(db); err != nil {
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return errors.Wrapf(err, "executing %q migration", name)
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}
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}
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return nil
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}
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