Feature(Go): issue-token subcommand for minting customer JWTs

server/go/licensing/server.go

@@ -100,11 +100,17 @@ type Logger interface {
 // quiet device keeps its slot before its quota is reclaimed (recommend
 // 5 min — twice a typical heartbeat interval).
 func NewLicenseServer(signer *LocalSigner, pubKey *rsa.PublicKey,
-	evictAfter time.Duration, lg Logger) *LicenseServer {
+	evictAfter time.Duration, lg Logger, statePath string) *LicenseServer {
+	qt := newQuotaTracker(evictAfter)
+	qt.statePath = statePath
+	qt.log = lg
+	if err := qt.Load(); err != nil && lg != nil {
+		lg.Warn("License Server: failed to load quota state from %s: %v", statePath, err)
+	}
 	s := &LicenseServer{
 		signer:      signer,
 		pubKey:      pubKey,
-		tracker:     newQuotaTracker(evictAfter),
+		tracker:     qt,
 		logger:      lg,
 		mux:         http.NewServeMux(),
 		anonBuckets: make(map[string]*anonBucket),