69 lines
1.4 KiB
Bash
69 lines
1.4 KiB
Bash
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#! /bin/sh
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### BEGIN INIT INFO
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# Provides: hostname
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# Required-Start:
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# Required-Stop:
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# Should-Start: glibc
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# Default-Start: S
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# Default-Stop:
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# Short-Description: Set hostname based on /etc/hostname
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# Description: Read the machines hostname from /etc/hostname, and
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# update the kernel value with this value. If
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# /etc/hostname is empty, the current kernel value
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# for hostname is used. If the kernel value is
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# empty, the value 'localhost' is used.
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### END INIT INFO
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PATH=/sbin:/bin
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. /lib/init/vars.sh
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. /lib/lsb/init-functions
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do_start () {
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[ -f /etc/hostname ] && HOSTNAME="$(cat /etc/hostname)"
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# Keep current name if /etc/hostname is missing.
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[ -z "$HOSTNAME" ] && HOSTNAME="$(hostname)"
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# And set it to 'localhost' if no setting was found
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[ -z "$HOSTNAME" ] && HOSTNAME=localhost
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[ "$VERBOSE" != no ] && log_action_begin_msg "Setting hostname to '$HOSTNAME'"
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hostname "$HOSTNAME"
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ES=$?
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[ "$VERBOSE" != no ] && log_action_end_msg $ES
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exit $ES
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}
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do_status () {
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HOSTNAME=$(hostname)
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if [ "$HOSTNAME" ] ; then
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return 0
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else
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return 4
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fi
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}
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case "$1" in
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start|"")
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do_start
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;;
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restart|reload|force-reload)
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echo "Error: argument '$1' not supported" >&2
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exit 3
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;;
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stop)
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# No-op
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;;
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status)
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do_status
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exit $?
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;;
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*)
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echo "Usage: hostname.sh [start|stop]" >&2
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exit 3
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;;
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esac
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:
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