Brad Fitzpatrick 176939fa53 ipn/ipnlocal: bound how long cert fetchher checks for existing DNS records
It was supposed to be best effort but in some cases (macsys at least,
per @marwan-at-work) it hangs and exhausts the whole context.Context
deadline so we fail to make the SetDNS call to the server.

Updates #8067
Updates #3273 etc

Change-Id: Ie1f04abe9689951484748aecdeae312afbafdb0f
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
(cherry picked from commit 8864112a0cf8434b67e993e9252bed7ebaae786e)
2023-05-10 15:05:55 -05:00
..