migrate_to_persistent doesn't apply user and group paramters

[akremenetsky]

The command migrate_to_persistent /var/lib/postgresql /persist/var/lib/postgresql postgres postgres doesn't assign the user and group actually.

Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + migrate_to_persistent_stop_start /var/lib/postgresql /persist/var/lib/postgresql postgresql@18-main postgres postgres
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + local old_data_dir=/var/lib/postgresql
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + local persistent_dir=/persist/var/lib/postgresql
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + local services=postgresql@18-main
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + local override_user=postgres
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + local override_group=postgres
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + [[ -n postgresql@18-main ]]
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + echo 'Stopping services: postgresql@18-main'
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: Stopping services: postgresql@18-main
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + for service in $services
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + echo 'Stopping postgresql@18-main...'
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: Stopping postgresql@18-main...
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + systemctl stop postgresql@18-main
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + [[ -n postgresql@18-main ]]
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + for service in $services
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + systemctl is-active --quiet postgresql@18-main
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + migrate_to_persistent /var/lib/postgresql /persist/var/lib/postgresql postgres postgres
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + local old_data_dir=/var/lib/postgresql
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + local persistent_dir=/persist/var/lib/postgresql
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + local override_user=postgres
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + local override_group=postgres
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + [[ -z /var/lib/postgresql ]]
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + [[ -z /persist/var/lib/postgresql ]]
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + local tmp_dir=/persist/var/lib/postgresql.tmp
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + [[ -d /persist/var/lib/postgresql.tmp ]]
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + '[' -d /persist/var/lib/postgresql ']'
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + echo 'Skipping data migration, /persist/var/lib/postgresql dir already exists'
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: Skipping data migration, /persist/var/lib/postgresql dir already exists
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + grep -q /var/lib/postgresql /etc/fstab
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + echo '/persist/var/lib/postgresql /var/lib/postgresql none bind 0 0'
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + echo 'Added bind mount to /etc/fstab'
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: Added bind mount to /etc/fstab
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + mount --bind /persist/var/lib/postgresql /var/lib/postgresql
Jun 17 20:22:34 ubuntu bootstrap.sh[1521]: ++ stat -L -c %d:%i /persist/var/lib/postgresql
Jun 17 20:22:34 ubuntu bootstrap.sh[1522]: ++ stat -L -c %d:%i /var/lib/postgresql
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + [[ 64785:784899 != 64785:784899 ]]
Jun 17 20:22:34 ubuntu bootstrap.sh[1523]: ++ pwd
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + [[ /var/lib/exordos/bootstrap == /var/lib/postgresql* ]]
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + [[ -n postgresql@18-main ]]
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + echo 'Starting services: postgresql@18-main'
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: Starting services: postgresql@18-main
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + for service in $services
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + echo 'Starting postgresql@18-main...'
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: Starting postgresql@18-main...
Jun 17 20:22:34 ubuntu bootstrap.sh[1259]: + systemctl start postgresql@18-main
Jun 17 20:22:34 ubuntu systemctl[1524]: Job for postgresql@18-main.service failed because the service did not take the steps required by its unit configuration.
Jun 17 20:22:34 ubuntu systemctl[1524]: See "systemctl status postgresql@18-main.service" and "journalctl -xeu postgresql@18-main.service" for details.