snapconf

#!/bin/sh

[ $1 == 'help' ] && {
echo -e "
   Usage snapconf pre|post|diff
"
exit
}


[ $1 == 'pre' ] && {
ext=pre
nvram show &> /tmp/nvram.${ext}
iptables -t filter -nL > /tmp/iptables-filter.${ext}
iptables -t nat -nL > /tmp/iptables-nat.${ext}
iptables -t mangle -nL > /tmp/iptables-mangle.${ext}
ip route > /tmp/iproute.${ext}
ip rule  > /tmp/iprule.${ext}
ifconfig | grep inet > /tmp/ifconfig.${ext}
}


[ $1 == 'post' ] && {
ext=post
nvram show  &> /tmp/nvram.${ext}
iptables -t filter -nL > /tmp/iptables-filter.${ext}
iptables -t nat -nL > /tmp/iptables-nat.${ext}
iptables -t mangle -nL > /tmp/iptables-mangle.${ext}
ip route > /tmp/iproute.${ext}
ip rule  > /tmp/iprule.${ext}
ifconfig | grep inet > /tmp/ifconfig.${ext}
}


[ $1 == 'diff' ] && {
diff /tmp/nvram.pre /tmp/nvram.post
diff /tmp/iptables-filter.pre /tmp/iptables-filter.post
diff /tmp/iptables-nat.pre /tmp/iptables-nat.post
diff /tmp/iptables-mangle.pre /tmp/iptables-mangle.post
diff /tmp/iproute.pre /tmp/iproute.post
diff /tmp/iprule.pre /tmp/iprule.post
diff /tmp/ifconfig.pre /tmp/ifconfig.post
}