Commit Graph

15 Commits

Author SHA1 Message Date
Josh Bleecher Snyder
25eab78573 control/noise: clean up resources in TestNoReuse
Close the server and client.
Without this, we leak system threads.

Signed-off-by: Josh Bleecher Snyder <josh@tailscale.com>
2021-12-01 12:50:21 -08:00
David Anderson
5b94f67956 control/noise: make Conn.readNLocked less surprising.
Signed-off-by: David Anderson <danderson@tailscale.com>
2021-11-10 12:13:54 -08:00
David Anderson
a34350ffda control/noise: factor out nonce checking and incrementing into a type.
Signed-off-by: David Anderson <danderson@tailscale.com>
2021-11-10 12:13:54 -08:00
David Anderson
d3acd35a90 control/noise: make message headers match the specification.
Only the initiation message should carry a protocol version, all
others are just type+len.

Signed-off-by: David Anderson <danderson@tailscale.com>
2021-11-10 12:13:54 -08:00
David Anderson
a63c4ab378 control/noise: don't panic when handling ciphertext.
Signed-off-by: David Anderson <danderson@tailscale.com>
2021-11-10 12:13:54 -08:00
David Anderson
4004b22fe5 control/noise: stop using poly1305 package constants.
Signed-off-by: David Anderson <danderson@tailscale.com>
2021-11-10 12:13:54 -08:00
David Anderson
293431aaea control/noise: use key.Machine{Public,Private} as appropriate.
Signed-off-by: David Anderson <danderson@tailscale.com>
2021-11-10 12:13:54 -08:00
David Anderson
edb33d65c3 control/noise: don't cache mixer, just rebuild a BLAKE2s each time.
This should optimize out fine, and readability is preferable to performance
here.

Signed-off-by: David Anderson <danderson@tailscale.com>
2021-11-10 12:13:54 -08:00
David Anderson
7e9e72887c control/noise: add singleUseCHP, use it to simplify nonce/key tracking in handshake.
Signed-off-by: David Anderson <danderson@tailscale.com>
2021-11-10 12:13:54 -08:00
David Anderson
cf90392174 control/noise: review fixups
Signed-off-by: David Anderson <danderson@tailscale.com>
2021-11-10 12:13:54 -08:00
David Anderson
0b392dbaf7 control/noise: adjust implementation to match revised spec.
Signed-off-by: David Anderson <danderson@tailscale.com>
2021-11-10 12:13:54 -08:00
David Anderson
89a68a4c22 control/noise: include the protocol version in the Noise prologue.
Signed-off-by: David Anderson <danderson@tailscale.com>
2021-11-10 12:13:54 -08:00
David Anderson
5e005a658f control/noise: fix typo in docstring.
Signed-off-by: David Anderson <danderson@tailscale.com>
2021-11-10 12:13:54 -08:00
David Anderson
eabca699ec control/noise: remove allocations in the encrypt and decrypt paths.
Signed-off-by: David Anderson <danderson@tailscale.com>
2021-11-10 12:13:54 -08:00
David Anderson
da7544bcc5 control/noise: implement the base transport for the 2021 control protocol.
Signed-off-by: David Anderson <danderson@tailscale.com>
2021-11-10 12:13:54 -08:00