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#!/bin/bash |
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|
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# This is an example of a Ganeti kvm ifup script that configures network |
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# interfaces based on the initial deployment of the Okeanos project |
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|
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source /etc/default/snf-network |
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source /usr/lib/snf-network/common.sh |
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GANETI_INSTANCE_NAME=$INSTANCE |
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ONLY_LOCAL=$2 |
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|
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if ! $ONLY_LOCAL; then |
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GLOBAL=globaly |
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fi |
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|
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if [ "x$INTERFACE" = "x" ]; then |
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$SNF_NETWORK_LOG $0 "INTERFACE not set. Aborting" |
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exit 0 |
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else |
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$SNF_NETWORK_LOG $0 "Unconfiguring $INTERFACE of $GANETI_INSTANCE_NAME $GLOBAL" |
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fi |
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|
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FROM=FROM${INTERFACE^^} |
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TO=TO${INTERFACE^^} |
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|
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|
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if [ "$MODE" = "routed" ]; then |
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TABLE=$LINK |
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DROPDHCPREQCMD="iptables -A FORWARD -D $INTERFACE -p udp --dport 67 -j DROP" |
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elif [ "$MODE" = "bridged" ]; then |
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DROPDHCPREQCMD="runlocked $RUNLOCKED_OPTS ebtables -D $FROM -p ipv4 --ip-protocol udp --ip-destination-port 67 -j DROP" |
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fi |
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|
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|
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get_info |
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|
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for tag in $NETWORK_TAGS; do |
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case $tag in |
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$IP_LESS_ROUTED_TAG) |
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try clear_routed_setup_ipv4 |
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try clear_routed_setup_ipv6 |
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try clear_routed_setup_firewall |
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try delete_neighbor_proxy |
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;; |
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$NFDHCPD_TAG) |
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# Drop unicast BOOTP/DHCP packets |
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$DROPDHCPREQCMD |
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try clear_nfdhcpd |
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;; |
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$MAC_FILTERED_TAG) |
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try clear_ebtables |
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;; |
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$DNS_TAG) |
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if ! $ONLY_LOCAL; then |
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update_all delete |
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fi |
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;; |
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esac |
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done |
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|
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exit 0 |