Files
moby/integration/networking
Rob Murray 74d77d8811 Revert "Internal resolver for default bridge network"
This reverts commit 18f4f775ed.

Because buildkit doesn't run an internal resolver, and it bases its
/etc/resolv.conf on the host's ... when buildkit is run in a container
that has 'nameserver 127.0.0.11', its build containers will use Google's
DNS servers as a fallback (unless the build container uses host
networking).

Before, when the 127.0.0.11 resolver was not used for the default network,
the buildkit container would have inherited a site-local nameserver. So,
the build containers it created would also have inherited that DNS
server - and they'd be able to resolve site-local hostnames.

By replacing the site-local nameserver with Google's, we broke access
to local DNS and its hostnames.

Signed-off-by: Rob Murray <rob.murray@docker.com>
2024-06-17 20:19:20 +01:00
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