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

33 lines
975 B
Ruby

module VagrantPlugins
module GuestGentoo
module Cap
class ChangeHostName
def self.change_host_name(machine, name)
comm = machine.communicate
if !comm.test("hostname -f | grep '^#{name}$'", sudo: false)
basename = name.split(".", 2)[0]
comm.sudo <<-EOH.gsub(/^ {14}/, "")
set -e
# Set the hostname
hostname '#{basename}'
echo "hostname=#{basename}" > /etc/conf.d/hostname
# Remove comments and blank lines from /etc/hosts
sed -i'' -e 's/#.*$//' /etc/hosts
sed -i'' -e '/^$/d' /etc/hosts
# Prepend ourselves to /etc/hosts
grep -w '#{name}' /etc/hosts || {
echo -e '127.0.0.1\\t#{name}\\t#{basename}' | cat - /etc/hosts > /tmp/tmp-hosts
mv /tmp/tmp-hosts /etc/hosts
}
EOH
end
end
end
end
end
end