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sqlite: return correct error on pod-name conflict

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I wasn't able to find a way to get error-checks working with the sqlite3
library with the time at hand.

[NO NEW TESTS NEEDED]

Signed-off-by: Valentin Rothberg <vrothberg@redhat.com>
This commit is contained in:
Valentin Rothberg
2023-02-27 16:54:13 +01:00
parent 84b5c6c713
commit e87014e444
1 changed files with 13 additions and 0 deletions
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13
libpod/sqlite_state.go
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@ -1470,6 +1470,19 @@ func (s *SQLiteState) AddPod(pod *Pod) (defErr error) {
}
}()
// TODO: explore whether there's a more idiomatic way to do error checks for the name.
// There is a sqlite3.ErrConstraintUnique error but I (vrothberg) couldn't find a way
// to work with the returned errors yet.
var check int
row := tx.QueryRow("SELECT 1 FROM PodConfig WHERE Name=?;", pod.Name())
if err := row.Scan(&check); err != nil {
if !errors.Is(err, sql.ErrNoRows) {
return fmt.Errorf("checking if pod name %s exists in database: %w", pod.ID(), err)
}
} else if check != 0 {
return fmt.Errorf("name \"%s\" is in use: %w", pod.Name(), define.ErrPodExists)
}
if _, err := tx.Exec("INSERT INTO IDNamespace VALUES (?);", pod.ID()); err != nil {
return fmt.Errorf("adding pod id to database: %w", err)
}