feature: Add dns down #156
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Signed-off-by: lengdanran <lengdanran@126.com>
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tiny-x
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May 12, 2023
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Describe what this PR does / why we need it
Add the DNS down failure feature that can make domain name resolution impossible within the host. This fault supports adding domain names that allows normal access using the parameter
allow_domain.Does this pull request fix one issue?
Describe how you did it
iptables
Describe how to verify it
make dns down and no domain will be resolved properly.
blade create network dns_downmake dns down while aliyun.com and taobao.com will be be resolved properly.
blade create network dns_down --allow_domain=aliyun.com,taobao.comSpecial notes for reviews