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wgengine: quiet some engine reconfig logging, make more consistent

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Updates #282

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick
2020-04-10 08:42:34 -07:00
committed by Brad Fitzpatrick
parent 806645ea0e
commit 3a3b64301e
3 changed files with 16 additions and 10 deletions
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6
wgengine/wgengine.go
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@ -5,6 +5,7 @@
package wgengine
import (
"errors"
"fmt"
"time"
@ -92,6 +93,9 @@ type Router interface {
Close() error
}
// ErrNoChanges is returned by Engine.Reconfig if no changes were made.
var ErrNoChanges = errors.New("no changes made to Engine config")
// Engine is the Tailscale WireGuard engine interface.
type Engine interface {
// Reconfig reconfigures WireGuard and makes sure it's running.
@ -102,6 +106,8 @@ type Engine interface {
//
// This is called whenever the tailcontrol (control plane)
// sends an updated network map.
//
// The returned error is ErrNoChanges if no changes were made.
Reconfig(cfg *wgcfg.Config, dnsDomains []string) error
// GetFilter returns the current packet filter, if any.