98 lines
2.1 KiB
Bash
Executable file
98 lines
2.1 KiB
Bash
Executable file
#!/bin/sh
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########################################################################
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# Begin /lib/services/ipv4-static-route
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#
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# Description : IPV4 Static Route Script
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#
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# Authors : Kevin P. Fleming - kpfleming@linuxfromscratch.org
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# DJ Lucas - dj@linuxfromscratch.org
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# Update : Bruce Dubbs - bdubbs@linuxfromscratch.org
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#
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# Version : LFS 7.0
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#
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########################################################################
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. /lib/lsb/init-functions
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. ${IFCONFIG}
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case "${TYPE}" in
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("" | "network")
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need_ip=1
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need_gateway=1
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;;
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("default")
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need_gateway=1
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args="${args} default"
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desc="default"
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;;
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("host")
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need_ip=1
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;;
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("unreachable")
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need_ip=1
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args="${args} unreachable"
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desc="unreachable "
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;;
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(*)
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log_failure_msg "Unknown route type (${TYPE}) in ${IFCONFIG}, cannot continue."
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exit 1
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;;
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esac
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if [ -n "${GATEWAY}" ]; then
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MSG="The GATEWAY variable cannot be set in ${IFCONFIG} for static routes.\n"
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log_failure_msg "$MSG Use STATIC_GATEWAY only, cannot continue"
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exit 1
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fi
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if [ -n "${need_ip}" ]; then
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if [ -z "${IP}" ]; then
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log_failure_msg "IP variable missing from ${IFCONFIG}, cannot continue."
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exit 1
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fi
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if [ -z "${PREFIX}" ]; then
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log_failure_msg "PREFIX variable missing from ${IFCONFIG}, cannot continue."
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exit 1
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fi
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args="${args} ${IP}/${PREFIX}"
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desc="${desc}${IP}/${PREFIX}"
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fi
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if [ -n "${need_gateway}" ]; then
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if [ -z "${STATIC_GATEWAY}" ]; then
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log_failure_msg "STATIC_GATEWAY variable missing from ${IFCONFIG}, cannot continue."
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exit 1
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fi
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args="${args} via ${STATIC_GATEWAY}"
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fi
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if [ -n "${SOURCE}" ]; then
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args="${args} src ${SOURCE}"
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fi
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case "${2}" in
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up)
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log_info_msg "Adding '${desc}' route to the ${1} interface..."
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ip route add ${args} dev ${1}
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evaluate_retval
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;;
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down)
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log_info_msg "Removing '${desc}' route from the ${1} interface..."
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ip route del ${args} dev ${1}
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evaluate_retval
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;;
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*)
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echo "Usage: ${0} [interface] {up|down}"
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exit 1
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;;
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esac
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# End /lib/services/ipv4-static-route
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