Remedies of an obligee of city

(1) Any obligee of the city has the right, in addition to all other rights which may be conferred on such obligee, subject only to any contractual restrictions binding upon such obligee: (a) By mandamus, suit, action, or proceeding in law or equity, all of which may be joined in one action, to compel the performance by the city and any officer, agent, or employee of the city of every term, provision, and covenant contained in any trust indenture, mortgage, lease, or other agreement relating to a housing project to which the city is a party, and to require the carrying out of any or all covenants and agreements and the fulfillment of all duties imposed upon the city by this part 1; (b) By suit, action, or proceeding in equity to enjoin any acts or things which may be unlawful, or the violation of any of the rights of such obligee of the city; (c) By suit, action, or proceeding in any court of competent jurisdiction to cause possession of any housing project or any part thereof to be surrendered to any obligee having the right to such possession pursuant to any mortgage, lease, or contract with the city.