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Fix duplicate POSTROUTING MASQUERADE rules 

Signed-off-by: Chun Chen <ramichen@tencent.com>
This commit is contained in:
Chun Chen 2015-07-13 16:23:02 +08:00
parent 89ff6f6a38
commit 9487241f5c
1 changed files with 6 additions and 1 deletions
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7
libnetwork/drivers/bridge/setup_ip_tables.go
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@ -25,7 +25,12 @@ func (n *bridgeNetwork) setupIPTables(config *networkConfiguration, i *bridgeInt
if err != nil {
return fmt.Errorf("Failed to setup IP tables, cannot acquire Interface address: %s", err.Error())
}
if err = setupIPTablesInternal(config.BridgeName, addrv4, config.EnableICC, config.EnableIPMasquerade, hairpinMode, true); err != nil {
ipnet := addrv4.(*net.IPNet)
maskedAddrv4 := &net.IPNet{
IP: ipnet.IP.Mask(ipnet.Mask),
Mask: ipnet.Mask,
}
if err = setupIPTablesInternal(config.BridgeName, maskedAddrv4, config.EnableICC, config.EnableIPMasquerade, hairpinMode, true); err != nil {
return fmt.Errorf("Failed to Setup IP tables: %s", err.Error())
}