83 lines
2.2 KiB
Bash
Executable File
83 lines
2.2 KiB
Bash
Executable File
#!/bin/sh -e
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# Script to dispatch NetworkManager events
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#
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# Runs ifupdown scripts when NetworkManager fiddles with interfaces.
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# See NetworkManager(8) for further documentation of the dispatcher events.
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# We do not handle connectivity-change events in ifupdown so simply exit at
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# this point
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if [ "$2" = "connectivity-change" ]; then
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exit 0;
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fi
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if [ -z "$1" ]; then
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echo "$0: called with no interface" 1>&2
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exit 1;
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fi
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if [ -n "$IP4_NUM_ADDRESSES" ] && [ "$IP4_NUM_ADDRESSES" -gt 0 ]; then
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ADDRESS_FAMILIES="$ADDRESS_FAMILIES inet"
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fi
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if [ -n "$IP6_NUM_ADDRESSES" ] && [ "$IP6_NUM_ADDRESSES" -gt 0 ]; then
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ADDRESS_FAMILIES="$ADDRESS_FAMILIES inet6"
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fi
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# If we have a VPN connection ignore the underlying IP address(es)
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if [ "$2" = "vpn-up" ] || [ "$2" = "vpn-down" ]; then
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ADDRESS_FAMILIES=""
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fi
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if [ -n "$VPN_IP4_NUM_ADDRESSES" ] && [ "$VPN_IP4_NUM_ADDRESSES" -gt 0 ]; then
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ADDRESS_FAMILIES="$ADDRESS_FAMILIES inet"
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fi
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if [ -n "$VPN_IP6_NUM_ADDRESSES" ] && [ "$VPN_IP6_NUM_ADDRESSES" -gt 0 ]; then
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ADDRESS_FAMILIES="$ADDRESS_FAMILIES inet6"
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fi
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# We're probably bringing the interface down.
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[ -n "$ADDRESS_FAMILIES" ] || ADDRESS_FAMILIES="inet"
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# Fake ifupdown environment
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export IFACE="$1"
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export LOGICAL="$1"
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export METHOD="NetworkManager"
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export VERBOSITY="0"
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for i in $ADDRESS_FAMILIES; do
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export ADDRFAM="$i"
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# Run the right scripts
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case "$2" in
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up|vpn-up)
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export MODE="start"
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export PHASE="post-up"
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run-parts /etc/network/if-up.d
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;;
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down|vpn-down)
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export MODE="stop"
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export PHASE="post-down"
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run-parts /etc/network/if-post-down.d
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;;
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# pre-up/pre-down not implemented. See
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# https://bugzilla.gnome.org/show_bug.cgi?id=387832
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# pre-up)
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# export MODE="start"
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# export PHASE="pre-up"
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# run-parts /etc/network/if-pre-up.d
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# ;;
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# pre-down)
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# export MODE="stop"
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# export PHASE="pre-down"
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# run-parts /etc/network/if-down.d
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# ;;
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hostname|dhcp4-change|dhcp6-change)
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# Do nothing
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;;
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*)
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echo "$0: called with unknown action \`$2'" 1>&2
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exit 1
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;;
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esac
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done
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