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imayobrown/isolate_instance

Last active June 19, 2019 18:16
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Isolate a machine from 2 others
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isolate_instance
#!/bin/bash
INSTANCE_TO_ISOLATE=$1
INSTANCE_TO_ISOLATE_FROM_1=$2
INSTANCE_TO_ISOLATE_FROM_2=$3
PEM_PATH=$4
ssh -i $PEM_PATH -t centos@$INSTANCE_TO_ISOLATE "sudo iptables -I INPUT -s $INSTANCE_TO_ISOLATE_FROM_1 -j DROP && sudo iptables -I INPUT -s $INSTANCE_TO_ISOLATE_FROM_2 -j DROP"
ssh -i $PEM_PATH -t centos@$INSTANCE_TO_ISOLATE "sudo iptables -I OUTPUT -d $INSTANCE_TO_ISOLATE_FROM_1 -j DROP && sudo iptables -I OUTPUT -d $INSTANCE_TO_ISOLATE_FROM_2 -j DROP"
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