Major bug overhaul in how we handle network.Nodes and related handler
This commit is contained in:
parent
3ea4490d6c
commit
6eb6d050ed
@ -30,6 +30,7 @@ var (
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// node is network node
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// node is network node
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type node struct {
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type node struct {
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sync.RWMutex
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// id is node id
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// id is node id
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id string
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id string
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// address is node address
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// address is node address
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@ -60,9 +61,18 @@ func (n *node) Network() Network {
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// Neighbourhood returns node neighbourhood
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// Neighbourhood returns node neighbourhood
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func (n *node) Neighbourhood() []Node {
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func (n *node) Neighbourhood() []Node {
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var nodes []Node
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var nodes []Node
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for _, node := range n.neighbours {
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n.RLock()
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nodes = append(nodes, node)
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for _, neighbourNode := range n.neighbours {
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// make a copy of the node
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n := &node{
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id: neighbourNode.id,
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address: neighbourNode.address,
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network: neighbourNode.network,
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}
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// NOTE: we do not care about neighbour's neighbours
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nodes = append(nodes, n)
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}
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}
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n.RUnlock()
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return nodes
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return nodes
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}
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}
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@ -287,13 +297,19 @@ func (n *network) processNetChan(l tunnel.Listener) {
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if pbNetConnect.Node.Id == n.options.Id {
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if pbNetConnect.Node.Id == n.options.Id {
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continue
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continue
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}
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}
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neighbour := &node{
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n.Lock()
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// if the entry already exists skip adding it
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if _, ok := n.neighbours[pbNetConnect.Node.Id]; ok {
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n.Unlock()
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continue
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}
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// add a new neighbour;
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// NOTE: new node does not have any neighbours
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n.neighbours[pbNetConnect.Node.Id] = &node{
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id: pbNetConnect.Node.Id,
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id: pbNetConnect.Node.Id,
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address: pbNetConnect.Node.Address,
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address: pbNetConnect.Node.Address,
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neighbours: make(map[string]*node),
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neighbours: make(map[string]*node),
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}
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}
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n.Lock()
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n.neighbours[neighbour.id] = neighbour
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n.Unlock()
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n.Unlock()
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case "neighbour":
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case "neighbour":
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pbNetNeighbour := &pbNet.Neighbour{}
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pbNetNeighbour := &pbNet.Neighbour{}
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@ -305,22 +321,24 @@ func (n *network) processNetChan(l tunnel.Listener) {
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if pbNetNeighbour.Node.Id == n.options.Id {
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if pbNetNeighbour.Node.Id == n.options.Id {
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continue
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continue
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}
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}
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neighbour := &node{
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id: pbNetNeighbour.Node.Id,
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address: pbNetNeighbour.Node.Address,
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neighbours: make(map[string]*node),
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lastSeen: time.Now(),
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}
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n.Lock()
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n.Lock()
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// we override the existing neighbour map
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// only add the neighbour if it's not already in the neighbourhood
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n.neighbours[neighbour.id] = neighbour
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if _, ok := n.neighbours[pbNetNeighbour.Node.Id]; !ok {
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// store the neighbouring node and its neighbours
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neighbour := &node{
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id: pbNetNeighbour.Node.Id,
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address: pbNetNeighbour.Node.Address,
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neighbours: make(map[string]*node),
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lastSeen: time.Now(),
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}
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n.neighbours[pbNetNeighbour.Node.Id] = neighbour
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}
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// update/store the neighbour node neighbours
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for _, pbNeighbour := range pbNetNeighbour.Neighbours {
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for _, pbNeighbour := range pbNetNeighbour.Neighbours {
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neighbourNode := &node{
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neighbourNode := &node{
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id: pbNeighbour.Id,
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id: pbNeighbour.Id,
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address: pbNeighbour.Address,
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address: pbNeighbour.Address,
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}
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}
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n.neighbours[neighbour.id].neighbours[neighbourNode.id] = neighbourNode
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n.neighbours[pbNetNeighbour.Node.Id].neighbours[neighbourNode.id] = neighbourNode
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}
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}
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n.Unlock()
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n.Unlock()
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case "close":
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case "close":
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@ -76,35 +76,35 @@ func (n *Network) Neighbourhood(ctx context.Context, req *pbNet.NeighbourhoodReq
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// find a node with a given id
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// find a node with a given id
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i := sort.Search(len(nodes), func(j int) bool { return nodes[j].Id() >= id })
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i := sort.Search(len(nodes), func(j int) bool { return nodes[j].Id() >= id })
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var neighbours []*pbNet.Neighbour
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var neighbours []*pbNet.Node
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// collect all the nodes in the neighbourhood of the found node
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// collect all the nodes in the neighbourhood of the found node
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if i < len(nodes) && nodes[i].Id() == id {
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if i < len(nodes) && nodes[i].Id() == id {
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for _, neighbour := range nodes[i].Neighbourhood() {
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for _, neighbour := range nodes[i].Neighbourhood() {
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var nodeNeighbours []*pbNet.Node
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// don't return yourself in response
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for _, nodeNeighbour := range neighbour.Neighbourhood() {
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if neighbour.Id() == n.Network.Id() {
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// don't return yourself in response
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continue
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if nodeNeighbour.Id() == n.Network.Id() {
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continue
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}
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nn := &pbNet.Node{
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Id: nodeNeighbour.Id(),
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Address: nodeNeighbour.Address(),
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}
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nodeNeighbours = append(nodeNeighbours, nn)
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}
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}
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// node is present at node[i]
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pbNeighbour := &pbNet.Node{
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neighbour := &pbNet.Neighbour{
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Id: neighbour.Id(),
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Node: &pbNet.Node{
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Address: neighbour.Address(),
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Id: neighbour.Id(),
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Address: neighbour.Address(),
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},
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Neighbours: nodeNeighbours,
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}
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}
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neighbours = append(neighbours, neighbour)
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neighbours = append(neighbours, pbNeighbour)
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}
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}
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}
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}
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resp.Neighbours = neighbours
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// requested neighbourhood node
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node := &pbNet.Node{
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Id: nodes[i].Id(),
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Address: nodes[i].Address(),
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}
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// creaate neighbourhood answer
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neighbourhood := &pbNet.Neighbour{
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Node: node,
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Neighbours: neighbours,
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}
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resp.Neighbourhood = neighbourhood
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return nil
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return nil
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}
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}
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@ -135,10 +135,10 @@ func (m *NeighbourhoodRequest) GetId() string {
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// NeighbourhoodResponse contains node neighbourhood hierarchy
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// NeighbourhoodResponse contains node neighbourhood hierarchy
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type NeighbourhoodResponse struct {
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type NeighbourhoodResponse struct {
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Neighbours []*Neighbour `protobuf:"bytes,1,rep,name=neighbours,proto3" json:"neighbours,omitempty"`
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Neighbourhood *Neighbour `protobuf:"bytes,1,opt,name=neighbourhood,proto3" json:"neighbourhood,omitempty"`
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XXX_NoUnkeyedLiteral struct{} `json:"-"`
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XXX_NoUnkeyedLiteral struct{} `json:"-"`
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XXX_unrecognized []byte `json:"-"`
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XXX_unrecognized []byte `json:"-"`
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XXX_sizecache int32 `json:"-"`
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XXX_sizecache int32 `json:"-"`
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}
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}
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func (m *NeighbourhoodResponse) Reset() { *m = NeighbourhoodResponse{} }
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func (m *NeighbourhoodResponse) Reset() { *m = NeighbourhoodResponse{} }
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@ -166,9 +166,9 @@ func (m *NeighbourhoodResponse) XXX_DiscardUnknown() {
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var xxx_messageInfo_NeighbourhoodResponse proto.InternalMessageInfo
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var xxx_messageInfo_NeighbourhoodResponse proto.InternalMessageInfo
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func (m *NeighbourhoodResponse) GetNeighbours() []*Neighbour {
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func (m *NeighbourhoodResponse) GetNeighbourhood() *Neighbour {
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if m != nil {
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if m != nil {
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return m.Neighbours
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return m.Neighbourhood
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}
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}
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return nil
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return nil
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}
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}
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@ -369,27 +369,27 @@ func init() {
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func init() { proto.RegisterFile("network.proto", fileDescriptor_8571034d60397816) }
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func init() { proto.RegisterFile("network.proto", fileDescriptor_8571034d60397816) }
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var fileDescriptor_8571034d60397816 = []byte{
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var fileDescriptor_8571034d60397816 = []byte{
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// 344 bytes of a gzipped FileDescriptorProto
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// 348 bytes of a gzipped FileDescriptorProto
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0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x94, 0x52, 0x41, 0x4f, 0xf2, 0x40,
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0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x94, 0x52, 0x41, 0x4f, 0x32, 0x31,
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0x10, 0xfd, 0x28, 0xf0, 0x11, 0x06, 0x31, 0x66, 0xa3, 0xa6, 0xa9, 0xc1, 0x90, 0x3d, 0x20, 0x31,
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0x10, 0xfd, 0x58, 0xe0, 0x23, 0x0c, 0x62, 0x4c, 0xa3, 0x66, 0xb3, 0x06, 0x43, 0x7a, 0x40, 0x62,
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0x5a, 0x0c, 0x44, 0x2f, 0x7a, 0xe3, 0xe0, 0x85, 0x70, 0x68, 0xfc, 0x03, 0x96, 0xdd, 0x94, 0x8d,
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0x74, 0x31, 0x10, 0x3d, 0x79, 0x31, 0x1c, 0xbc, 0x10, 0x0e, 0x7b, 0xf4, 0xe6, 0xd2, 0x66, 0x69,
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0xb2, 0x83, 0xbb, 0xdb, 0xf8, 0x07, 0xfc, 0xe1, 0xa6, 0xdb, 0x2d, 0x16, 0x10, 0x0c, 0xb7, 0xce,
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0x94, 0x1d, 0x6c, 0xbb, 0xf1, 0x0f, 0xf8, 0xc3, 0x4d, 0xbb, 0x05, 0x97, 0x45, 0x30, 0xdc, 0xda,
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0xcc, 0x7b, 0xf3, 0x66, 0xfb, 0x1e, 0xb4, 0x25, 0x37, 0x9f, 0xa8, 0xde, 0xc2, 0xa5, 0x42, 0x83,
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0x99, 0xf7, 0xe6, 0xcd, 0xe4, 0x3d, 0x68, 0xa7, 0x5c, 0x7f, 0xa2, 0x7c, 0x0b, 0x97, 0x12, 0x35,
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0xe4, 0x24, 0xc1, 0x70, 0x21, 0x66, 0x0a, 0x43, 0xd7, 0x0f, 0x46, 0x89, 0x30, 0xf3, 0x34, 0x0e,
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0x92, 0x93, 0x04, 0xc3, 0x85, 0x98, 0x49, 0x0c, 0x5d, 0x3d, 0x18, 0x25, 0x42, 0xcf, 0xb3, 0x38,
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0x67, 0xb8, 0x18, 0xd8, 0xc9, 0x20, 0xc1, 0xdb, 0xfc, 0x43, 0x61, 0x6a, 0xb8, 0x1a, 0x58, 0xa6,
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0x9c, 0xe1, 0x62, 0x60, 0x3b, 0x83, 0x04, 0x6f, 0xf3, 0x87, 0xc4, 0x4c, 0x73, 0x39, 0xb0, 0x4c,
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0x2b, 0xf2, 0x35, 0xb4, 0x0d, 0xad, 0x89, 0xd0, 0x26, 0xe2, 0x1f, 0x29, 0xd7, 0x86, 0x3e, 0xc1,
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0xf7, 0xc9, 0xc7, 0xd0, 0x36, 0xb4, 0x26, 0x42, 0xe9, 0x88, 0x7f, 0x64, 0x5c, 0x69, 0xfa, 0x08,
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0x51, 0x5e, 0xea, 0x25, 0x4a, 0xcd, 0xc9, 0x0d, 0xd4, 0x25, 0x32, 0xae, 0xfd, 0x4a, 0xb7, 0xda,
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0x47, 0xf9, 0x57, 0x2d, 0x31, 0x55, 0x9c, 0xdc, 0x40, 0x3d, 0x45, 0xc6, 0x95, 0x5f, 0xe9, 0x56,
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0x6f, 0x0d, 0xcf, 0xc3, 0x4d, 0xd5, 0x70, 0x8a, 0x8c, 0x47, 0x39, 0x88, 0xf6, 0xe0, 0x74, 0xca,
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0xfb, 0xad, 0xe1, 0x79, 0x58, 0x56, 0x0d, 0xa7, 0xc8, 0x78, 0x94, 0x83, 0x68, 0x0f, 0x4e, 0xa7,
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0x45, 0x32, 0x8f, 0x31, 0x55, 0x73, 0x44, 0xe6, 0xb6, 0x92, 0x63, 0xf0, 0x04, 0xf3, 0x2b, 0xdd,
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0x5c, 0x24, 0xf3, 0x18, 0x33, 0x39, 0x47, 0x64, 0x6e, 0x2a, 0x39, 0x06, 0x4f, 0x30, 0xbf, 0xd2,
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0x4a, 0xbf, 0x19, 0x79, 0x82, 0xd1, 0x17, 0x38, 0xdb, 0xc0, 0x39, 0xb9, 0x47, 0x00, 0x59, 0x0c,
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0xad, 0xf4, 0x9b, 0x91, 0x27, 0x18, 0x7d, 0x81, 0xb3, 0x12, 0xce, 0xc9, 0x3d, 0x99, 0x2b, 0x0b,
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0x0a, 0xcd, 0x8b, 0x5f, 0x34, 0x0b, 0x4c, 0x54, 0x82, 0xd3, 0x3b, 0xa8, 0x65, 0xc7, 0x6c, 0xaa,
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0x0d, 0xcb, 0x69, 0x0d, 0x2f, 0x7e, 0x91, 0x5d, 0xc1, 0xa2, 0x4d, 0x06, 0xbd, 0x83, 0x9a, 0x59,
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0x11, 0x1f, 0x1a, 0xaf, 0x8c, 0x29, 0xae, 0xb5, 0xef, 0xd9, 0x66, 0x51, 0xd2, 0x7b, 0x68, 0x8c,
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0xa9, 0xac, 0x49, 0x7c, 0x68, 0xbc, 0x32, 0x26, 0xb9, 0x52, 0xbe, 0x67, 0x8b, 0xab, 0x2f, 0xbd,
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0x51, 0x4a, 0x3e, 0x33, 0xe4, 0x1a, 0x6a, 0xd9, 0x1b, 0x2c, 0x6d, 0xf7, 0x3b, 0x2d, 0x86, 0x8e,
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0x87, 0xc6, 0x18, 0xd3, 0x94, 0xcf, 0x34, 0xb9, 0x86, 0x9a, 0xb9, 0xc4, 0xc9, 0xee, 0xba, 0xd6,
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0xa0, 0x3e, 0x7e, 0x47, 0xcd, 0x0f, 0x22, 0x21, 0x34, 0x57, 0x67, 0x1f, 0x42, 0x24, 0x0f, 0x6b,
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0x62, 0xe8, 0x08, 0xea, 0xe3, 0x77, 0x54, 0xfc, 0x20, 0x12, 0x42, 0x73, 0xbd, 0xf9, 0x21, 0x44,
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0xff, 0xa4, 0xba, 0xd7, 0x87, 0x12, 0x72, 0xf8, 0xe5, 0x41, 0x63, 0x9a, 0x0f, 0xc9, 0x33, 0x80,
|
0xf2, 0x00, 0xb0, 0xbe, 0x53, 0xf9, 0xd5, 0xbd, 0x6e, 0x14, 0x90, 0xc3, 0x2f, 0x0f, 0x1a, 0xd3,
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0xb5, 0x35, 0x73, 0x5e, 0x13, 0xff, 0x87, 0xed, 0xb2, 0xe0, 0x8c, 0x0a, 0x3a, 0x5b, 0x93, 0x72,
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0xbc, 0x49, 0x9e, 0x01, 0xac, 0xb9, 0xc6, 0x7f, 0x45, 0xfc, 0x1f, 0xb6, 0x4b, 0x84, 0xb3, 0x2b,
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0x1a, 0xe8, 0x3f, 0x32, 0x81, 0x66, 0xd6, 0xc9, 0xc4, 0x34, 0xe9, 0x6c, 0x5f, 0x51, 0xca, 0x52,
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0xe8, 0x6c, 0x75, 0x8a, 0x99, 0xa0, 0xff, 0xc8, 0x04, 0x9a, 0xa6, 0x62, 0xc4, 0x14, 0xe9, 0x6c,
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0x70, 0xb9, 0x6b, 0xbc, 0xda, 0x16, 0x43, 0x7b, 0x2d, 0x07, 0xa4, 0xb7, 0xc7, 0xeb, 0x52, 0xa0,
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0x6f, 0x51, 0x48, 0x54, 0x70, 0xb9, 0xab, 0xbd, 0x9e, 0x16, 0x43, 0x7b, 0x23, 0x0d, 0xa4, 0xb7,
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0x82, 0xab, 0x3f, 0x71, 0x85, 0x46, 0xfc, 0xdf, 0xe6, 0x7c, 0xf4, 0x1d, 0x00, 0x00, 0xff, 0xff,
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0xc7, 0xee, 0x42, 0xac, 0x82, 0xab, 0x3f, 0x71, 0x2b, 0x8d, 0xf8, 0xbf, 0x4d, 0xfb, 0xe8, 0x3b,
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0x11, 0x41, 0xd2, 0x02, 0x3f, 0x03, 0x00, 0x00,
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0x00, 0x00, 0xff, 0xff, 0xfb, 0xa1, 0x6b, 0xb0, 0x45, 0x03, 0x00, 0x00,
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}
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}
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@ -26,7 +26,7 @@ message NeighbourhoodRequest {
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// NeighbourhoodResponse contains node neighbourhood hierarchy
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// NeighbourhoodResponse contains node neighbourhood hierarchy
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message NeighbourhoodResponse {
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message NeighbourhoodResponse {
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repeated Neighbour neighbours = 1;
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Neighbour neighbourhood = 1;
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}
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}
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// Node is network node
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// Node is network node
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