mirror of https://github.com/carlostrub/sisyphus
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89 lines
2.1 KiB
Go
89 lines
2.1 KiB
Go
package sisyphus
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import (
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log "github.com/sirupsen/logrus"
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"github.com/boltdb/bolt"
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)
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// openDB creates and opens a new database and its respective buckets (if required)
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func openDB(m Maildir) (db *bolt.DB, err error) {
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log.WithFields(log.Fields{
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"dir": string(m),
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}).Info("Loading database")
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// Open the sisyphus.db data file in your current directory.
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// It will be created if it doesn't exist.
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db, err = bolt.Open(string(m)+"/sisyphus.db", 0600, nil)
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if err != nil {
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return db, err
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}
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// Create DB bucket for the map of processed e-mail IDs
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err = db.Update(func(tx *bolt.Tx) error {
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_, err = tx.CreateBucketIfNotExists([]byte("Statistics"))
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return err
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})
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if err != nil {
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return db, err
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}
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// Create DB bucket for word lists
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err = db.Update(func(tx *bolt.Tx) error {
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_, err = tx.CreateBucketIfNotExists([]byte("Wordlists"))
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return err
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})
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if err != nil {
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return db, err
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}
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// Create DB bucket for Junk inside bucket Wordlists
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err = db.Update(func(tx *bolt.Tx) error {
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b := tx.Bucket([]byte("Wordlists"))
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_, err = b.CreateBucketIfNotExists([]byte("Junk"))
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return err
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})
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if err != nil {
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return db, err
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}
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// Create DB bucket for Good inside bucket Wordlists
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err = db.Update(func(tx *bolt.Tx) error {
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b := tx.Bucket([]byte("Wordlists"))
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_, err = b.CreateBucketIfNotExists([]byte("Good"))
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return err
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})
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return db, err
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}
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// LoadDatabases loads all databases from a given slice of Maildirs
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func LoadDatabases(d []Maildir) (databases map[Maildir]*bolt.DB, err error) {
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databases = make(map[Maildir]*bolt.DB)
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for _, val := range d {
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databases[val], err = openDB(val)
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if err != nil {
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return databases, err
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}
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}
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log.Info("All databases loaded")
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return databases, nil
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}
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// CloseDatabases closes all databases from a given slice of Maildirs
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func CloseDatabases(databases map[Maildir]*bolt.DB) {
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for key, val := range databases {
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err := val.Close()
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if err != nil {
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log.WithFields(log.Fields{
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"db": string(key) + "/sisyphus.db",
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}).Error("Unable to close database")
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}
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log.WithFields(log.Fields{
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"db": string(key) + "/sisyphus.db",
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}).Info("Database closed")
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}
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}
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