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fix nat table by getting the fitting device for an address #9552

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fix nat table by getting the fitting device for an address #9552

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97f2828
get fitting device for address
DaanHoogland Aug 20, 2024
20c4e4b
add nat rule whether it is source-nat or not
DaanHoogland Aug 23, 2024
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2 changes: 1 addition & 1 deletion systemvm/debian/opt/cloud/bin/cs/CsAddress.py
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Original file line number Diff line number Diff line change
Expand Up @@ -554,7 +554,7 @@ def fw_vpcrouter(self):
if self.address["source_nat"]:
self.fw.append(["nat", "front",
"-A POSTROUTING -o %s -j SNAT --to-source %s" %
(self.dev, self.address['public_ip'])])
(self.address['device'], self.address['public_ip'])])
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this line applies only when private gateway is source nat.

it seems we need to change line 698-700

https://github.com/apache/cloudstack/pull/9552/files#diff-3c470eee70094a82ad3ed790deed16a991e75ed18901cfb82d82a80cd71228a7L698-R700

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ok, I'll try and find if we have data on the second IF at that point.

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@DaanHoogland
have you checked the new iptables rules ? do they look good ?

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try changes on line 698-700
@DaanHoogland

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have a look at those @weizhouapache , they work in my test.

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@weizhouapache weizhouapache Aug 26, 2024 •
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it looks like this code snippet (line 554 to 557) can be removed.
It has been covered by line 696-697 (new code)

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please ignore my previous comment

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need to check, for private gateway , is self.dev same as self.address['device'] ?

if self.get_gateway() == self.get_ip_address():
for inf, addresses in self.config.address().dbag.iteritems():
if not inf.startswith("eth"):
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