Vagrant workaround to set hostname with vSphere provider

set-hostname.sh

#!/bin/sh
# -- tested with Redhat Enterprise Linux 6.4

FQDN="$1"

/bin/echo "Update sysconfig"
/bin/sed -i "s/\\(HOSTNAME=\\).*/\\1${FQDN}/" /etc/sysconfig/network

/bin/echo "Update hostname"
/bin/hostname ${FQDN}

SHORT_HOSTNAME=`hostname -s`

/bin/echo "Update /etc/hosts"
IPADDR=$(/sbin/ifconfig  | /bin/grep 'inet addr:'| /bin/grep -v '127.0.0.1' | /bin/cut -d: -f2 | /bin/awk '{ print $1}')
# remove lines containing my IP address from /etc/hosts
/bin/sed -i "/^$IPADDR/ d" /etc/hosts
# remove lines containing my hostname from /etc/hosts
/bin/sed -i "/$SHORT_HOSTNAME/ d" /etc/hosts
# add my ip address and hostname (fqdn simple in this order) to /etc/hosts
/bin/echo "$IPADDR $FQDN $SHORT_HOSTNAME" >> /etc/hosts

/bin/echo "Update dhcp configuration"
/bin/sed -i "/DHCP_HOSTNAME=/ d" /etc/sysconfig/network-scripts/ifcfg-*
for f in [ /etc/sysconfig/network-scripts/ifcfg-* ]; do
    case "$f" in
        *lo)
            /bin/echo "Nothing to do for $f"
            ;;
        *)
            /bin/echo "DHCP_HOSTNAME=$SHORT_HOSTNAME" >> $f
            ;;
    esac
done

/sbin/service network restart

exit 0

Vagrantfile

VAGRANTFILE_API_VERSION = "2"

Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
  # [...]
  config.vm.hostname = 'my-hostname.fully.qualified'

  config.vm.provider :vsphere do |vsphere|
    # [...]
  end

  # workaround vsphere provider not setting hostname
  config.vm.provision "shell" do |s|
    s.path = "scripts/set-hostname.sh"
    s.args = [ config.vm.hostname ]
  end
  
  # other provisionner goes here, eg:
  config.vm.provision "ansible" do |ansible|
    ansible.playbook = "site.yml"
  end
end