fix variables

Signed-off-by: frederic.descamps <frederic.descamps@percona.com>
variables

Signed-off-by: frederic.descamps <frederic.descamps@percona.com>
add missing dependency

Signed-off-by: frederic.descamps <frederic.descamps@percona.com>
remove wrong requirements (was incomplete)

Signed-off-by: frederic.descamps <frederic.descamps@percona.com>
command incomplete

Signed-off-by: frederic.descamps <frederic.descamps@percona.com>