Ensure we don't create Location: header URLs that have leading //, which is a
schema-less reference to arbitrary 3rd-party sites. That is, //example.com/foo
redirects off-site, while /example.com/foo is an on-site path URL.
Fixestailscale/corp#16268
Signed-off-by: Chris Palmer <cpalmer@tailscale.com>
* clientupdate: return NOTREACHED for macsys
The work is done in Swift; this is now a documentation placeholder.
Updates #6995
Signed-off-by: Chris Palmer <cpalmer@tailscale.com>
* cmd/tailscale/cli: make `tailscale update` query `softwareupdate`
Even on macOS when Tailscale was installed via the App Store, we can check for
and even install new versions if people ask explicitly. Also, warn if App Store
AutoUpdate is not turned on.
Updates #6995