feat: add quotas (#4779)

adds possibilities to cap authenticated requests and execution seconds of actions on a defined intervall

internal/api/grpc/system/quota_converter.go

@@ -0,0 +1,43 @@
+package system
+
+import (
+	"github.com/zitadel/zitadel/internal/command"
+	"github.com/zitadel/zitadel/pkg/grpc/quota"
+	"github.com/zitadel/zitadel/pkg/grpc/system"
+)
+
+func instanceQuotaPbToCommand(req *system.AddQuotaRequest) *command.AddQuota {
+	return &command.AddQuota{
+		Unit:          instanceQuotaUnitPbToCommand(req.Unit),
+		From:          req.From.AsTime(),
+		ResetInterval: req.ResetInterval.AsDuration(),
+		Amount:        req.Amount,
+		Limit:         req.Limit,
+		Notifications: instanceQuotaNotificationsPbToCommand(req.Notifications),
+	}
+}
+
+func instanceQuotaUnitPbToCommand(unit quota.Unit) command.QuotaUnit {
+	switch unit {
+	case quota.Unit_UNIT_REQUESTS_ALL_AUTHENTICATED:
+		return command.QuotaRequestsAllAuthenticated
+	case quota.Unit_UNIT_ACTIONS_ALL_RUN_SECONDS:
+		return command.QuotaActionsAllRunsSeconds
+	case quota.Unit_UNIT_UNIMPLEMENTED:
+		fallthrough
+	default:
+		return command.QuotaUnit(unit.String())
+	}
+}
+
+func instanceQuotaNotificationsPbToCommand(req []*quota.Notification) command.QuotaNotifications {
+	notifications := make([]*command.QuotaNotification, len(req))
+	for idx, item := range req {
+		notifications[idx] = &command.QuotaNotification{
+			Percent: uint16(item.Percent),
+			Repeat:  item.Repeat,
+			CallURL: item.CallUrl,
+		}
+	}
+	return notifications
+}