::fixture-ready::
$ ss -tulpn
Netid State  Recv-Q Send-Q Local Address:Port Peer Address:Port Process
tcp   LISTEN 0      511          0.0.0.0:80        0.0.0.0:*     users:(("nginx",pid=17,fd=6))
tcp   LISTEN 0      128        127.0.0.1:8091      0.0.0.0:*     users:(("python3",pid=41,fd=3))
::exit-code::0
$ ss -tulpn | grep ':80\|:443'
tcp   LISTEN 0      511          0.0.0.0:80        0.0.0.0:*     users:(("nginx",pid=17,fd=6))
tcp   LISTEN 0      128        127.0.0.1:8091      0.0.0.0:*     users:(("python3",pid=41,fd=3))
::exit-code::0
$ curl -I http://127.0.0.1:80
HTTP/1.1 200 OK
server: fake-nginx
content-type: text/html

::exit-code::0