50 lines
1.5 KiB
Ruby
50 lines
1.5 KiB
Ruby
module VagrantPlugins
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module GuestDebian
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module Cap
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class ChangeHostName
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def self.change_host_name(machine, name)
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comm = machine.communicate
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if !comm.test("hostname -f | grep '^#{name}$'", sudo: false)
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basename = name.split(".", 2)[0]
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comm.sudo <<-EOH.gsub(/^ {14}/, '')
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# Set the hostname
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echo '#{basename}' > /etc/hostname
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hostname -F /etc/hostname
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if command -v hostnamectl; then
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hostnamectl set-hostname '#{basename}'
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fi
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# Prepend ourselves to /etc/hosts
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grep -w '#{name}' /etc/hosts || {
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if grep -w '^127\\.0\\.1\\.1' /etc/hosts ; then
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sed -i'' 's/^127\\.0\\.1\\.1\\s.*$/127.0.1.1\\t#{name}\\t#{basename}/' /etc/hosts
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else
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sed -i'' '1i 127.0.1.1\\t#{name}\\t#{basename}' /etc/hosts
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fi
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}
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# Update mailname
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echo '#{name}' > /etc/mailname
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# Restart hostname services
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if test -f /etc/init.d/hostname; then
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/etc/init.d/hostname start || true
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fi
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if test -f /etc/init.d/hostname.sh; then
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/etc/init.d/hostname.sh start || true
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fi
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if test -x /sbin/dhclient ; then
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/sbin/dhclient -r
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/sbin/dhclient -nw
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fi
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EOH
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end
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end
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end
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end
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end
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end
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