Issue #1760: Actually do run the hostname stuff, use --privileged on Ubuntu 18.04 test.

Author: geerlingguy

tests/config.yml

@@ -5,6 +5,3 @@ composer_home_path: "/{{ drupalvm_user }}/.composer"
 # Don't run the 'disable firewall' tasks in tests.
 firewall_disable_firewalld: false
 firewall_disable_ufw: false
-
-# Don't set a hostname, because Docker doesn't easily allow hostname control.
-hostname_fqdn: ''

tests/run-tests.sh

@@ -26,6 +26,10 @@ if [ $distro = 'centos7' ]; then
 elif [ $distro = 'centos6' ]; then
   init="/sbin/init"
   opts="--privileged"
+# Ubuntu 18.04
+elif [ $distro = 'ubuntu1804' ]; then
+  init="/lib/systemd/systemd"
+  opts="--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
 # Ubuntu 16.04
 elif [ $distro = 'ubuntu1604' ]; then
   init="/lib/systemd/systemd"