mirror of
https://github.com/CumulusNetworks/ifupdown2.git
synced 2024-05-06 15:54:50 +00:00
75 lines
2.7 KiB
Bash
75 lines
2.7 KiB
Bash
#!/bin/sh
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set -e
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MYNAME="${0##*/}"
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report() { echo "${MYNAME}: $*" ; }
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report_warn() { report "Warning: $*" >&2 ; }
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report_err() { report "Error: $*" >&2 ; }
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case "$1" in
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configure)
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# Create /etc/network/run
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[ -d /run/network ] || mkdir -p /run/network
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# for backward compatibility
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if [ ! -f /etc/network/run ]; then
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ln -sf /run/network /etc/network/run
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fi
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[ -d /etc/network/if-pre-up.d ] || mkdir -p /etc/network/if-pre-up.d
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[ -d /etc/network/if-up.d ] || mkdir -p /etc/network/if-up.d
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[ -d /etc/network/if-post-up.d ] || mkdir -p /etc/network/if-post-up.d
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[ -d /etc/network/if-pre-down.d ] || mkdir -p /etc/network/if-pre-down.d
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[ -d /etc/network/if-down.d ] || mkdir -p /etc/network/if-down.d
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[ -d /etc/network/if-post-down.d ] || mkdir -p /etc/network/if-post-down.d
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# Generic stuff done on all configurations
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if [ -f /etc/network/interfaces ] ; then
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# TODO: This should be handled with debconf and the script
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# could introduce the line there directly
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if ! grep -q "^[[:space:]]*iface[[:space:]]\+lo0\?[[:space:]]\+inet[[:space:]]\+loopback\>" /etc/network/interfaces ; then
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report_warn "No 'iface lo' definition found in /etc/network/interfaces"
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fi
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if ! grep -q "^[[:space:]]*\(allow-\|\)auto[[:space:]]\+\(.*[[:space:]]\+\|\)lo0\?\([[:space:]]\+\|$\)" /etc/network/interfaces ; then
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report_warn "No 'auto lo' statement found in /etc/network/interfaces"
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fi
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else # ! -f /etc/network/interfaces
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if [ -z "$2" ]; then
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echo "Creating /etc/network/interfaces."
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echo "# interfaces(5) file used by ifup(8) and ifdown(8)" > /etc/network/interfaces
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echo "auto lo" >> /etc/network/interfaces
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echo "iface lo inet loopback" >> /etc/network/interfaces
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else
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report_warn "/etc/network/interfaces does not exist"
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fi
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fi
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[ -e /sbin/ifup ] || ln -s /sbin/ifupdown /sbin/ifup
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[ -e /sbin/ifdown ] || ln -s /sbin/ifupdown /sbin/ifdown
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[ -e /sbin/ifquery ] || ln -s /sbin/ifupdown /sbin/ifquery
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[ -e /sbin/ifreload ] || ln -s /sbin/ifupdown /sbin/ifreload
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(cd /usr/share/man/man8/ && ln -sf /usr/share/man/man8/ifup.8.gz ifdown.8.gz)
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mkdir -p /etc/network/interfaces.d/
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;;
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purge)
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# Note: We don't remove /etc/network/interfaces
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rm -f /run/network/ifstate
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rm -f /sbin/ifquery
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rm -f /sbin/ifup
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rm -f /sbin/ifdown
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;;
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esac
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if [ -x "/etc/init.d/networking" ]; then
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update-rc.d networking start 40 S . start 35 0 6 . >/dev/null || exit $?
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fi
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#DEBHELPER#
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