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client/tailscale, tsnet, ipn/ipnlocal: prove nodekey ownership over noise

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Fixes #5972

Change-Id: Ic33a93d3613ac5dbf172d6a8a459ca06a7f9e547
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick
2022-11-01 20:37:13 -07:00
committed by Brad Fitzpatrick
parent 8c790207a0
commit 910db02652
7 changed files with 117 additions and 45 deletions
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3
types/key/chal.go
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@@ -82,3 +82,6 @@ func (k ChallengePublic) MarshalText() ([]byte, error) {
func (k *ChallengePublic) UnmarshalText(b []byte) error {
return parseHex(k.k[:], mem.B(b), mem.S(chalPublicHexPrefix))
}
// IsZero reports whether k is the zero value.
func (k ChallengePublic) IsZero() bool { return k == ChallengePublic{} }