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wgengine/magicsock: change API to not permit disco key changes

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Generate the disco key ourselves and give out the public half instead.

Fixes #525
This commit is contained in:
Brad Fitzpatrick
2020-07-06 12:10:39 -07:00
parent 32156330a8
commit 6196b7e658
6 changed files with 20 additions and 25 deletions
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5
wgengine/wgengine.go
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@ -12,7 +12,6 @@ import (
"tailscale.com/control/controlclient"
"tailscale.com/ipn/ipnstate"
"tailscale.com/tailcfg"
"tailscale.com/types/key"
"tailscale.com/wgengine/filter"
"tailscale.com/wgengine/router"
"tailscale.com/wgengine/tsdns"
@ -117,9 +116,9 @@ type Engine interface {
// new NetInfo summary is available.
SetNetInfoCallback(NetInfoCallback)
// SetDiscoPrivateKey sets the private key used for path discovery
// DiscoPublicKey gets the public key used for path discovery
// messages.
SetDiscoPrivateKey(key.Private)
DiscoPublicKey() tailcfg.DiscoKey
// UpdateStatus populates the network state using the provided
// status builder.