mirror of
https://github.com/Luzifer/cloudbox.git
synced 2024-12-23 03:01:18 +00:00
77 lines
2.1 KiB
Go
77 lines
2.1 KiB
Go
package sync
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import (
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"fmt"
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"github.com/pkg/errors"
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"github.com/Luzifer/cloudbox/providers"
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)
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const schema = `
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CREATE TABLE IF NOT EXISTS local_state (
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relative_name TEXT PRIMARY KEY,
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last_modified DATETIME,
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checksum TEXT,
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size INT
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);
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CREATE TABLE IF NOT EXISTS remote_state (
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relative_name TEXT PRIMARY KEY,
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last_modified DATETIME,
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checksum TEXT,
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size INT
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);
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`
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func (s *Sync) initSchema() error {
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_, err := s.db.Exec(schema)
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return err
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}
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func (s *Sync) deleteDBFileInfo(side, relativeName string) error {
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// #nosec G201 - fmt is only used to prefix a table with a constant, no user input
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stmt, err := s.db.Prepare(fmt.Sprintf(`DELETE FROM %s_state WHERE relative_name = ?`, side))
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if err != nil {
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return errors.Wrap(err, "Unable to prepare query")
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}
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_, err = stmt.Exec(relativeName)
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return errors.Wrap(err, "Unable to delete file info")
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}
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func (s *Sync) setDBFileInfo(side string, info providers.FileInfo) error {
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// #nosec G201 - fmt is only used to prefix a table with a constant, no user input
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stmt, err := s.db.Prepare(fmt.Sprintf(
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`INSERT INTO %s_state VALUES(?, ?, ?, ?)
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ON CONFLICT(relative_name) DO UPDATE SET
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last_modified=excluded.last_modified,
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checksum=excluded.checksum,
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size=excluded.size`, side))
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if err != nil {
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return errors.Wrap(err, "Unable to prepare query")
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}
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_, err = stmt.Exec(info.RelativeName, info.LastModified, info.Checksum, info.Size)
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return errors.Wrap(err, "Unable to upsert file info")
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}
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func (s *Sync) updateStateFromDatabase(st *state) error {
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for _, table := range []string{sideLocal, sideRemote} {
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// #nosec G201 - fmt is only used to prefix a table with a constant, no user input
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rows, err := s.db.Query(fmt.Sprintf("SELECT * FROM %s_state", table))
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if err != nil {
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return errors.Wrapf(err, "Unable to query table %s", table)
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}
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defer rows.Close()
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for rows.Next() {
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info := providers.FileInfo{}
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if err = rows.Scan(&info.RelativeName, &info.LastModified, &info.Checksum, &info.Size); err != nil {
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return errors.Wrap(err, "Unable to read response")
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}
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st.Set(table, sourceDB, info)
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}
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}
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return nil
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}
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