net/tlsdial: call out firewalls blocking Tailscale in health warnings (#13840)

Updates tailscale/tailscale#13839

Adds a new blockblame package which can detect common MITM SSL certificates used by network appliances. We use this in `tlsdial` to display a dedicated health warning when we cannot connect to control, and a network appliance MITM attack is detected.

Signed-off-by: Andrea Gottardo <andrea@gottardo.me>
This commit is contained in:
Andrea Gottardo
2024-10-18 17:35:46 -07:00
committed by GitHub
parent e711ee5d22
commit fd77965f23
7 changed files with 192 additions and 2 deletions

View File

@ -735,6 +735,7 @@ tailscale.com/cmd/k8s-operator dependencies: (generated by github.com/tailscale/
tailscale.com/net/stun from tailscale.com/ipn/localapi+
L tailscale.com/net/tcpinfo from tailscale.com/derp
tailscale.com/net/tlsdial from tailscale.com/control/controlclient+
tailscale.com/net/tlsdial/blockblame from tailscale.com/net/tlsdial
tailscale.com/net/tsaddr from tailscale.com/client/web+
tailscale.com/net/tsdial from tailscale.com/control/controlclient+
💣 tailscale.com/net/tshttpproxy from tailscale.com/clientupdate/distsign+