ipn: add comment about thread-safety to StateStore

Updates #cleanup Signed-off-by: Percy Wegmann <percy@tailscale.com>
2 years ago · 6f66f5a75a
parent 0cb86468ca
commit 6f66f5a75a
1 changed files with 1 additions and 0 deletions
--- a/ipn/store.go
+++ b/ipn/store.go
@ -72,6 +72,7 @@ func CurrentProfileKey(userID string) StateKey {
 }

 // StateStore persists state, and produces it back on request.
+// Implementations of StateStore are expected to be safe for concurrent use.
 type StateStore interface {
 	// ReadState returns the bytes associated with ID. Returns (nil,
 	// ErrStateNotExist) if the ID doesn't have associated state.