[wsgi] make sure request.content is available for consumption
The wsgi.input stream is not seekable, so make a copy either to memory
or disk so it's still available to the user even after we've parsed it
(for POST form processing). Closes #3554996
sync_schema_props_perms('CWSourceHostConfig', syncperms=False)
sql('INSERT INTO cw_source_relation(eid_from, eid_to) '
'SELECT e.eid,s.cw_eid FROM entities as e, cw_CWSource as s '
'WHERE s.cw_name=e.source AND NOT EXISTS(SELECT 1 FROM cw_source_relation WHERE eid_from=e.eid AND eid_to=s.cw_eid)')
commit()