Hi welcome to HCMForum. you have a grouth on the pennis. it could be a gland not necesorily with pus.some times it can cause bending of the pennis.
i advise you to consult a surgeon for diagnosis . if it is growing you may need an operation. dont it is diagnosis. surgeoe will see feel then confirm .
you may need to get the blood tests done as TC DC ESR
RB Sugar for confermation. dont worry you will be fine.