tunnel: Fix resolver file permissions, add DNS forwarding test#7753

Merged

medyagh merged 2 commits intokubernetes:masterfrom tstromberg:dns-permissions

Apr 18, 2020

+70-25

Commits on Apr 17, 2020

Make resolver file world-readable, improve logging and errors
tstromberg
committed
Add DNS forwarding to tunnel integration tests, make it work on macOS
tstromberg
committed