Unable to connect to PostgreSQL server: could not connect to server: Permission denied

Question

Warning: pg_connect(): Unable to connect to PostgreSQL server: could not connect to server: Permission denied Is the server running on host \"10.0.1.201\" and accepting TCP/

Answer 1

One more possible scenario/solution that worked for me (for the very same problem) is here:

service httpd stop
service postgresql stop

setsebool -P httpd_can_network_connect 1

service httpd start
service postgresql start