Dns proxy port test #32186
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Dns proxy port test #32186
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Use a cilium/dns version that finds an available request id in case the one set on the request is already used by a pending request on the shared client. Note: This refers to a PR branch in cilium/dns and should not be merged! Signed-off-by: Jarno Rajahalme <jarno@isovalent.com>
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Use a fixed source port for all forwarded DNS requests. Create or update a conntrack entry so that reply packets are redirected back to the proxy. Signed-off-by: Jarno Rajahalme <jarno@isovalent.com>
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Test DNS proxy always setting the source port to a fixed value (1109).
cilium/dns is updated to make it look for an unused request id value if there is a conflict with a pending request.
Cilium dns proxy now needs to make sure a conntrack entry with the proxy redirect flag exists so that DNS responses get back to the proxy.