vagrant/plugins/guests/pld/cap/change_host_name.rb

33 lines
999 B
Ruby

module VagrantPlugins
module GuestPld
module Cap
class ChangeHostName
def self.change_host_name(machine, name)
comm = machine.communicate
if !comm.test("hostname -f | grep '^#{name}$'", sudo: false)
basename = name.split(".", 2)[0]
comm.sudo <<-EOH.gsub(/^ {14}/, '')
hostname '#{name}'
sed -i 's/\\(HOSTNAME=\\).*/\\1#{name}/' /etc/sysconfig/network
sed -i 's/\\(DHCP_HOSTNAME=\\).*/\\1\"#{name}\"/' /etc/sysconfig/interfaces/ifcfg-*
# Remove comments and blank lines from /etc/hosts
sed -i'' -e 's/#.*$//' -e '/^$/d' /etc/hosts
# Prepend ourselves to /etc/hosts
grep -w '#{name}' /etc/hosts || {
sed -i'' '1i 127.0.0.1\\t#{name}\\t#{basename}' /etc/hosts
}
# Restart networking
service network restart
EOH
end
end
end
end
end
end