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CLOUDSTACK-7493: ignore errors on removal of iptables chains that don't exist 

Signed-off-by: Rohit Yadav <rohit.yadav@shapeblue.com>
This commit is contained in:
Rohit Yadav 2015-04-23 14:00:05 +02:00
parent 5cba410937
commit f26ae6eb39
1 changed files with 4 additions and 3 deletions
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7
systemvm/patches/debian/config/opt/cloud/bin/firewall_egress.sh
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@ -34,9 +34,10 @@ usage() {
}
fw_egress_remove_backup() {
sudo iptables -D FW_OUTBOUND -j _FW_EGRESS_RULES
sudo iptables -F _FW_EGRESS_RULES
sudo iptables -X _FW_EGRESS_RULES
# remove backup rules, ignore errors as they could not be present
sudo iptables -D FW_OUTBOUND -j _FW_EGRESS_RULES >/dev/null 2>&1
sudo iptables -F _FW_EGRESS_RULES >/dev/null 2>&1
sudo iptables -X _FW_EGRESS_RULES >/dev/null 2>&1
}
fw_egress_save() {