node management in cluster and store

projecteru2 · Dec 19, 2019 · 89910a4 · 89910a4
1 parent d2be5aa
commit 89910a4
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Showing 7 changed files with 30 additions and 9 deletions.
diff --git a/cluster/calcium/node.go b/cluster/calcium/node.go
@@ -10,10 +10,13 @@ import (
 )
 
 // AddNode add a node in pod
+/*
 func (c *Calcium) AddNode(ctx context.Context, nodename, endpoint, podname, ca, cert, key string,
 	cpu, share int, memory, storage int64, labels map[string]string,
 	numa types.NUMA, numaMemory types.NUMAMemory) (*types.Node, error) {
-	return c.store.AddNode(ctx, nodename, endpoint, podname, ca, cert, key, cpu, share, memory, storage, labels, numa, numaMemory)
+*/
+func (c *Calcium) AddNode(ctx context.Context, opts *types.AddNodeOptions) (*types.Node, error) {
+	return c.store.AddNode(ctx, opts.Nodename, opts.Endpoint, opts.Podname, opts.Ca, opts.Cert, opts.Key, opts.Cpu, opts.Share, opts.Memory, opts.Storage, opts.Labels, opts.Numa, opts.NumaMemory, opts.Volume)
 }
 
 // RemoveNode remove a node
@@ -126,6 +129,22 @@ func (c *Calcium) SetNode(ctx context.Context, opts *types.SetNodeOptions) (*typ
 				}
 			}
 		}
+		// update volume
+		for volumeDir, changeCap := range opts.DeltaVolume {
+			if _, ok := n.Volume[volumeDir]; !ok && changeCap > 0 {
+				n.Volume[volumeDir] = changeCap
+				n.InitVolume[volumeDir] = changeCap
+			} else if ok && changeCap == 0 {
+				delete(n.Volume, volumeDir)
+				delete(n.InitVolume, volumeDir)
+			} else if ok {
+				n.Volume[volumeDir] += changeCap
+				n.InitVolume[volumeDir] += changeCap
+				if n.Volume[volumeDir] < 0 {
+					return types.ErrBadVolume
+				}
+			}
+		}
 		return c.store.UpdateNode(ctx, n)
 	})
 }
diff --git a/cluster/calcium/resource.go b/cluster/calcium/resource.go
@@ -85,6 +85,7 @@ func (c *Calcium) doGetNodeResource(ctx context.Context, node *types.Node) (*typ
 	nr.CPUPercent = cpus / float64(len(node.InitCPU))
 	nr.MemoryPercent = float64(memory) / float64(node.InitMemCap)
 	nr.NUMAMemoryPercent = map[string]float64{}
+	nr.VolumePercent = float64(node.VolumeUsed) / float64(len(node.InitVolume))
 	for nodeID, nmemory := range node.NUMAMemory {
 		if initMemory, ok := node.InitNUMAMemory[nodeID]; ok {
 			nr.NUMAMemoryPercent[nodeID] = float64(nmemory) / float64(initMemory)

diff --git a/cluster/cluster.go b/cluster/cluster.go
@@ -60,9 +60,7 @@ type Cluster interface {
 	PodResource(ctx context.Context, podname string) (*types.PodResource, error)
 	ListPodNodes(ctx context.Context, podname string, labels map[string]string, all bool) ([]*types.Node, error)
 	// meta node
-	AddNode(ctx context.Context, nodename, endpoint, podname, ca, cert, key string,
-		cpu, share int, memory, storage int64, labels map[string]string,
-		numa types.NUMA, numaMemory types.NUMAMemory) (*types.Node, error)
+	AddNode(context.Context, *types.AddNodeOptions) (*types.Node, error)
 	RemoveNode(ctx context.Context, nodename string) error
 	SetNode(ctx context.Context, opts *types.SetNodeOptions) (*types.Node, error)
 	GetNode(ctx context.Context, nodename string) (*types.Node, error)

diff --git a/rpc/rpc.go b/rpc/rpc.go
@@ -39,7 +39,7 @@ func (v *Vibranium) AddPod(ctx context.Context, opts *pb.AddPodOptions) (*pb.Pod
 // Method must be called synchronously, or nothing will be returned
 func (v *Vibranium) AddNode(ctx context.Context, opts *pb.AddNodeOptions) (*pb.Node, error) {
 	addNodeOpts := toCoreAddNodeOptions(opts)
-	n, err := v.cluster.AddNode(addNodeOpts)
+	n, err := v.cluster.AddNode(ctx, addNodeOpts)
 	if err != nil {
 		return nil, err
 	}

diff --git a/store/etcdv3/node.go b/store/etcdv3/node.go
@@ -23,7 +23,7 @@ import (
 // node->pod path in etcd is `/node/pod/:nodename`
 func (m *Mercury) AddNode(ctx context.Context, name, endpoint, podname, ca, cert, key string,
 	cpu, share int, memory, storage int64, labels map[string]string,
-	numa types.NUMA, numaMemory types.NUMAMemory) (*types.Node, error) {
+	numa types.NUMA, numaMemory types.NUMAMemory, volume types.VolumeMap) (*types.Node, error) {
 	_, err := m.GetPod(ctx, podname)
 	if err != nil {
 		return nil, err
@@ -71,7 +71,7 @@ func (m *Mercury) AddNode(ctx context.Context, name, endpoint, podname, ca, cert
 		}
 	}
 
-	return m.doAddNode(ctx, name, endpoint, podname, ca, cert, key, cpu, share, memory, storage, labels, numa, numaMemory)
+	return m.doAddNode(ctx, name, endpoint, podname, ca, cert, key, cpu, share, memory, storage, labels, numa, numaMemory, volume)
 }
 
 // RemoveNode delete a node
@@ -192,7 +192,7 @@ func (m *Mercury) makeClient(ctx context.Context, node *types.Node, force bool)
 	return client, nil
 }
 
-func (m *Mercury) doAddNode(ctx context.Context, name, endpoint, podname, ca, cert, key string, cpu, share int, memory, storage int64, labels map[string]string, numa types.NUMA, numaMemory types.NUMAMemory) (*types.Node, error) {
+func (m *Mercury) doAddNode(ctx context.Context, name, endpoint, podname, ca, cert, key string, cpu, share int, memory, storage int64, labels map[string]string, numa types.NUMA, numaMemory types.NUMAMemory, volumemap types.VolumeMap) (*types.Node, error) {
 	data := map[string]string{}
 	// 如果有tls的证书需要保存就保存一下
 	if ca != "" && cert != "" && key != "" {
@@ -213,10 +213,12 @@ func (m *Mercury) doAddNode(ctx context.Context, name, endpoint, podname, ca, ce
 		CPU:            cpumap,
 		MemCap:         memory,
 		StorageCap:     storage,
+		Volume:         volumemap,
 		InitCPU:        cpumap,
 		InitMemCap:     memory,
 		InitStorageCap: storage,
 		InitNUMAMemory: numaMemory,
+		InitVolume:     volumemap,
 		Available:      true,
 		Labels:         labels,
 		NUMA:           numa,

diff --git a/store/store.go b/store/store.go
@@ -26,7 +26,7 @@ type Store interface {
 	// node
 	AddNode(ctx context.Context, name, endpoint, podname, ca, cert, key string,
 		cpu, share int, memory, storage int64, labels map[string]string,
-		numa types.NUMA, numaMemory types.NUMAMemory) (*types.Node, error)
+		numa types.NUMA, numaMemory types.NUMAMemory, volume types.VolumeMap) (*types.Node, error)
 	RemoveNode(ctx context.Context, node *types.Node) error
 	GetNode(ctx context.Context, nodename string) (*types.Node, error)
 	GetNodes(ctx context.Context, nodenames []string) ([]*types.Node, error)

diff --git a/types/errors.go b/types/errors.go
@@ -35,6 +35,7 @@ var (
 	ErrBadMemory       = errors.New("bad `Memory` value")
 	ErrBadCPU          = errors.New("bad `CPU` value")
 	ErrBadStorage      = errors.New("bad `Storage` value")
+	ErrBadVolume       = errors.New("bad `Volume` value")
 	ErrBadCount        = errors.New("bad `Count` value")
 
 	ErrPodHasNodes = errors.New("pod has nodes")