mirror of
https://github.com/vincentmli/bpfire.git
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148 lines
3.2 KiB
Bash
148 lines
3.2 KiB
Bash
#!/bin/sh
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#
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########################################################################
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# Begin
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#
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# Description : A collection of functions for the IPFire network scripts
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#
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# Authors : IPFire Development Team <developers@ipfire.org>
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#
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# Version : 01.00
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#
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# Notes :
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#
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########################################################################
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. /etc/sysconfig/rc
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. $rc_functions
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eval $(/usr/local/bin/readhash /var/ipfire/ethernet/settings)
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eval $(/usr/local/bin/readhash /var/ipfire/dns/settings)
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dhcpcd_get_pid() {
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# This function returns the pid of a dhcpcd by a given
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# network device, if a pidfile exists.
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local device="$1"
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local pidfile="/var/run/dhcpcd-${device}.pid"
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# Check if a pid file exists.
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if [ -f "${pidfile}" ] ; then
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# Get the pid from the file.
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local pid="$(<"${pidfile}")"
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echo "${pid}"
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fi
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}
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dhcpcd_is_running() {
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# This functions checks if a dhcpcd is running by a given pid.
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local pid="$1"
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# Check if a dhcpcd is running.
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if [ -n "${pid}" -a -d "/proc/${pid}" ]; then
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# Return "0" (True) if a dhcpcd is running.
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return 0
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fi
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# Return 1 (False) no dhcpcd is running.
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return 1
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}
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dhcpcd_start() {
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# This function will start a dhcpcd on a speciefied device.
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local device="$1"
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local dhcp_start=""
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boot_mesg -n "Starting dhcpcd on the ${device} interface..."
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# Check if a dhcpcd is already running.
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local pid="$(dhcpcd_get_pid "${device}")"
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if dhcpcd_is_running "${pid}"; then
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boot_mesg "dhcpcd already running!" ${WARNING}
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echo_warning
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exit 2
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fi
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# Check if a DHCP hostname has been set.
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if [ -n "${RED_DHCP_HOSTNAME}" ]; then
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dhcp_start+="-h ${RED_DHCP_HOSTNAME}"
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fi
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# Start dhcpcd.
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/sbin/dhcpcd ${dhcp_start} ${device} >/dev/null 2>&1
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ret="$?"
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if [ "${ret}" -eq 0 ]; then
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. /var/ipfire/dhcpc/dhcpcd-"${device}".info
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echo ""
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echo_ok
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boot_mesg " DHCP Assigned Settings for ${device}:"
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boot_mesg_flush
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boot_mesg " IP Address: $ip_address"
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boot_mesg_flush
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if [ -n "${RED_DHCP_HOSTNAME}" ]; then
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boot_mesg " Hostname: $RED_DHCP_HOSTNAME"
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boot_mesg_flush
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fi
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boot_mesg " Subnet Mask: $subnet_mask"
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boot_mesg_flush
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boot_mesg " Default Gateway: $routers"
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boot_mesg_flush
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boot_mesg " DNS Server: $domain_name_servers"
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boot_mesg_flush
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else
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echo ""
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$(exit "${ret}")
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evaluate_retval
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fi
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}
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dhcpcd_stop() {
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# This function stops a previously started dhcpcd on a given device.
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local device="$1"
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local dhcp_stop="-k"
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local leaseinfo="/var/ipfire/dhcpc/dhcpcd-${device}.info"
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boot_mesg -n "Stopping dhcpcd on the ${device} interface..."
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# Check if a dhcpcd is running.
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local pid="$(dhcpcd_get_pid "${device}")"
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if ! dhcpcd_is_running "${pid}"; then
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boot_mesg " Not running." ${WARNING}
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echo_warning
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exit 1
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fi
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# Stop dhcpcd.
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/sbin/dhcpcd ${dhcp_stop} ${device} &> /dev/null
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ret="$?"
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# Wait until dhcpd has stopped.
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while [ -d "/proc/${pid}" ]; do
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sleep 1
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done
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# Display console message, depended on the exit code
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# of the stopped dhcpcd.
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if [ "${ret}" -eq 0 ]; then
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boot_mesg
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echo_ok
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elif [ "${ret}" -eq 1 ]; then
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boot_mesg "failed to stop dhcpcd!" ${WARNING}
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echo_warning
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else
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boot_mesg
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echo_failure
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fi
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}
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