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Versions: 24
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Contents
module VagrantPlugins
module GuestALT
module Cap
class ChangeHostName
def self.change_host_name(machine, name)
comm = machine.communicate
if !comm.test("hostname -f | grep '^#{name}$'", sudo: false)
basename = name.split('.', 2)[0]
comm.sudo <<-EOH.gsub(/^ {14}/, '')
# Save current hostname saved in /etc/hosts
CURRENT_HOSTNAME_FULL="$(hostname -f)"
CURRENT_HOSTNAME_SHORT="$(hostname -s)"
# New hostname to be saved in /etc/hosts
NEW_HOSTNAME_FULL='#{name}'
NEW_HOSTNAME_SHORT="${NEW_HOSTNAME_FULL%%.*}"
# Update sysconfig
sed -i 's/\\(HOSTNAME=\\).*/\\1#{name}/' /etc/sysconfig/network
# Set the hostname - use hostnamectl if available
if command -v hostnamectl; then
hostnamectl set-hostname --static '#{name}'
hostnamectl set-hostname --transient '#{name}'
else
hostname '#{name}'
fi
# Update ourselves in /etc/hosts
if grep -w "$CURRENT_HOSTNAME_FULL" /etc/hosts; then
sed -i -e "s/\(\s\)$CURRENT_HOSTNAME_FULL\(\s\)/\1$NEW_HOSTNAME_FULL\2/g" -e "s/\(\s\)$CURRENT_HOSTNAME_FULL$/\1$NEW_HOSTNAME_FULL/g" /etc/hosts
fi
if grep -w "$CURRENT_HOSTNAME_SHORT" /etc/hosts; then
sed -i -e "s/\(\s\)$CURRENT_HOSTNAME_SHORT\(\s\)/\1$NEW_HOSTNAME_SHORT\2/g" -e "s/\(\s\)$CURRENT_HOSTNAME_SHORT$/\1$NEW_HOSTNAME_SHORT/g" /etc/hosts
fi
# Restart network
service network restart
EOH
end
end
end
end
end
end
Version data entries
24 entries across 20 versions & 4 rubygems