MTD 248-645A Manual de usuario descargar pdf (Pagina 329)

Linux From Scratch - Version 7.0

309

log_info_msg2 "\n" # Terminate the previous message

log_info_msg "Adding IPv4 address ${IP} to the ${1} interface..."

ip addr add ${args} dev ${1}

evaluate_retval

if [ -n "${GATEWAY}" ]; then

if ip route | grep -q default; then

log_warning_msg "\nGateway already setup; skipping."

else

log_info_msg "Setting up default gateway..."

ip route add default via ${GATEWAY} dev ${1}

evaluate_retval

else

msg="Cannot add IPv4 address ${IP} to ${1}. Already present."

log_warning_msg "$msg"

;;

down)

if [ "$(ip addr show ${1} | grep ${IP})" != "" ]; then

log_info_msg "Removing IPv4 address ${IP} from the ${1} interface..."

ip addr del ${args} dev ${1}

evaluate_retval

if [ -n "${GATEWAY}" ]; then

# Only remove the gateway if ther are no remaining ipv4 addresses

if [ "$(ip addr show ${1} | grep 'inet ')" != "" ]; then

log_info_msg "Removing default gateway..."

ip route del default

evaluate_retval

;;

echo "Usage: ${0} [interface] {up|down}"

exit 1

;;

esac

# End /lib/services/ipv4-static

D.29. /lib/services/ipv4-static-route

#!/bin/sh

########################################################################

# Begin /lib/services/ipv4-static-route

# Description : IPV4 Static Route Script

# Authors : Kevin P. Fleming - [email protected]

# DJ Lucas - [email protected]

# Update : Bruce Dubbs - [email protected]

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MTD 248-645A Manual de usuario Pagina 329