std::vector<string> GraphNodes(const Graph& graph) {
  std::vector<string> nodes;
  for (const auto& node : graph.nodes()) {
    if (!node->IsSource() && !node->IsSink()) {
      nodes.push_back(node->name());
    }
  }
  std::sort(nodes.begin(), nodes.end());
  return nodes;
}

// Returns a sorted vector of (src, dst) edges in 'graph'.
std::vector<std::pair<string, string>> GraphEdges(const Graph& graph) {

			nodeLister := testNodeLister{[]*v1.Node{node.DeepCopy()}}
			kubelet.nodeLister = nodeLister

			callCount := 0
			// The original node status functions turn the node ready.
			nodeStatusFuncs := kubelet.setNodeStatusFuncs
			kubelet.setNodeStatusFuncs = []func(context.Context, *v1.Node) error{func(ctx context.Context, node *v1.Node) error {
				assert.False(t, kubelet.containerRuntimeReadyExpected)
				callCount++
				var lastErr error

	assert.NotNil(t, fp.ipsetList["KUBE-HEALTH-CHECK-NODE-PORT"])
	activeEntries1 := fp.ipsetList["KUBE-HEALTH-CHECK-NODE-PORT"].activeEntries
	assert.Equal(t, 1, activeEntries1.Len(), "Expected 1 active entry in KUBE-HEALTH-CHECK-NODE-PORT")
	assert.Equal(t, true, activeEntries1.Has("30000"), "Expected activeEntries to reference hc node port in spec")

	// Update health check node port in the spec
	newSvc := svc

		}

		// Fetch current node object
		node, fetchErr := og.kubeClient.CoreV1().Nodes().Get(context.TODO(), string(nodeName), metav1.GetOptions{})
		if fetchErr != nil {
			// On failure, return error. Caller will log and retry.
			eventErr, detailedErr := volumeToMount.GenerateError("VerifyControllerAttachedVolume failed fetching node from API server", fetchErr)

				if utilnet.IPFamilyOfString(s.HostIP) != utilnet.IPFamilyOf(hostIPs[0]) {
					kl.recorder.Eventf(pod, v1.EventTypeWarning, "HostIPsIPFamilyMismatch",
						"Kubelet detected an IPv%s node IP (%s), but the cloud provider selected an IPv%s node IP (%s); pass an explicit `--node-ip` to kubelet to fix this.",
						utilnet.IPFamilyOfString(s.HostIP), s.HostIP, utilnet.IPFamilyOf(hostIPs[0]), hostIPs[0].String())
				}
			}

	precSpaceship
	precRel
	precEqual
	precAnd
	precXor
	precOr
	precLogicalAnd
	precLogicalOr
	precCond
	precAssign
	precComma
	precDefault
)

// hasPrec matches the AST nodes that have a prec method that returns
// the node's precedence.
type hasPrec interface {
	prec() precedence
}

// Name is an unqualified name.
type Name struct {
	Name string
}

		if err != nil {
			return wrapSRErr(err)
		}
		return nil
	}

	return nil
}

// PeerBucketMetadataUpdateHandler - merges the bucket metadata, save and ping other nodes
func (c *SiteReplicationSys) PeerBucketMetadataUpdateHandler(ctx context.Context, item madmin.SRBucketMeta) error {
	objectAPI := newObjectLayerFn()
	if objectAPI == nil {
		return errSRObjectLayerNotReady
	}