46 lines
806 B
Plaintext
46 lines
806 B
Plaintext
NTPDATE_CONF=/etc/default/ntpdate
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NTPDATE_DHCP_CONF=/var/lib/ntpdate/default.dhcp
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ntp_servers_setup_remove() {
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rm -f $NTPDATE_DHCP_CONF
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}
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ntp_servers_setup_add() {
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if [ -e $NTPDATE_DHCP_CONF ] && [ "$new_ntp_servers" = "$old_ntp_servers" ]; then
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return
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fi
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if [ -z "$new_ntp_servers" ]; then
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ntp_servers_setup_remove
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return
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fi
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tmp=$(mktemp "$NTPDATE_DHCP_CONF.XXXXXX") || return
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chmod --reference=$NTPDATE_CONF $tmp
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chown --reference=$NTPDATE_CONF $tmp
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(
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echo "# NTP server entries received from DHCP server"
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echo "NTPSERVERS='$new_ntp_servers'"
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) >>$tmp
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mv $tmp $NTPDATE_DHCP_CONF
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}
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ntp_servers_setup() {
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case $reason in
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BOUND|RENEW|REBIND|REBOOT)
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ntp_servers_setup_add
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;;
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EXPIRE|FAIL|RELEASE|STOP)
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ntp_servers_setup_remove
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;;
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esac
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}
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ntp_servers_setup
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