func stopMultiNodeHandler(resp http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
node_id := vars["node_id"]
fmt.Printf("stopNode Request, node_id:%v\n", node_id)
node_id_int, err := strconv.Atoi(node_id)
if err != nil {
fmt.Printf("字符串转换成整数失败")
util.Response(nil, http.StatusBadRequest, resp)
return
}
n := getNode(node_id_int)
if n == nil {
fmt.Printf("get Node failure, node not exist\n")
util.Response(nil, http.StatusBadRequest, resp)
return
}
/*n.stop()
if n.state.Commit != 10006 {
fmt.Printf("[error]commit = %d, want = 10006\n", n.state.Commit)
util.Response(nil, http.StatusBadRequest, resp)
return
}
*/
resp.Header().Set("Content-Type", "Application/json")
util.Response(nil, http.StatusOK, resp)
}
func resumeMultiNodeHandler(resp http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
node_id := vars["node_id"]
fmt.Printf("restartNode Request, node_id:%v\n", node_id)
node_id_int, err := strconv.Atoi(node_id)
if err != nil {
fmt.Printf("字符串转换成整数失败")
util.Response(nil, http.StatusBadRequest, resp)
return
}
if len(nodes) < node_id_int {
fmt.Printf("node_id out of bound\n")
util.Response(nil, http.StatusBadRequest, resp)
return
}
fmt.Println(node_id_int)
/*
n := getNode(node_id_int)
if n == nil {
fmt.Printf("get Node failure, node not exist\n")
util.Response(nil, http.StatusBadRequest, resp)
return
}
n.resume()
*/
resp.Header().Set("Content-Type", "Application/json")
util.Response(nil, http.StatusOK, resp)
}
func startNodeHandler(resp http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
node_id := vars["node_id"]
fmt.Printf("startNode Request, node_id:%v\n", node_id)
node_id_int, err := strconv.Atoi(node_id)
if err != nil {
fmt.Printf("字符串转换成整数失败")
util.Response(nil, http.StatusBadRequest, resp)
return
}
if !hasPeer(uint64(node_id_int)) {
fmt.Printf("the peer not exist")
util.Response(nil, http.StatusBadRequest, resp)
return
}
ok := getNode(node_id_int)
if ok != nil {
fmt.Printf("node_id already exist\n")
util.Response(nil, http.StatusBadRequest, resp)
return
}
n := startNode(uint64(node_id_int), peers, nt.nodeNetwork(uint64(node_id_int)))
n.Node.Campaign(context.TODO())
nodes = append(nodes, n)
resp.Header().Set("Content-Type", "Application/json")
util.Response(nil, http.StatusOK, resp)
}
func addMultiNodeHandler(resp http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
node_id := vars["node_id"]
fmt.Printf("addNode Request, node_id:%v\n", node_id)
node_id_int, err := strconv.Atoi(node_id)
if err != nil {
fmt.Printf("字符串转换成整数失败")
util.Response(nil, http.StatusBadRequest, resp)
return
}
fmt.Println(node_id_int)
/*
//添加peer
if flag := addPeer(raft.Peer{uint64(node_id_int), nil}); !flag {
fmt.Printf("add peer failure\n")
util.Response(nil, http.StatusBadRequest, resp)
return
}
//启动节点
node := startNode(uint64(node_id_int), peers, nt.nodeNetwork(uint64(node_id_int)))
nodes = append(nodes, node)
node.Node.Campaign(context.TODO())
cc := raftpb.ConfChange{
Type: raftpb.ConfChangeAddNode,
NodeID: uint64(node_id_int),
Context: []byte(node_id),
}
//遍历所有节点
for _, n := range nodes {
if n.id == uint64(node_id_int) {
continue
}
err = n.ProposeConfChange(context.TODO(), cc)
if err != nil {
fmt.Printf("node ProposeConfChange failure, err:%v\n", err)
util.Response(nil, http.StatusBadRequest, resp)
return
}
break
//st := n.ApplyConfChange(cc)
//fmt.Printf("state: %v\n", st.String())
}
*/
resp.Header().Set("Content-Type", "Application/json")
util.Response(nil, http.StatusOK, resp)
}
func proposeMultiNodeHandler(resp http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
node_id := vars["node_id"]
data := vars["data"]
fmt.Printf("proposeNode Request, node_id:%v data:%v\n", node_id, data)
m := make(map[string]string)
m["data"] = data
m["time"] = fmt.Sprintf("%v", time.Now())
json_data, err := json.Marshal(m)
if err != nil {
fmt.Printf("data json Marshal error\n")
util.Response(nil, http.StatusBadRequest, resp)
return
}
node_id_int, err := strconv.Atoi(node_id)
if err != nil {
fmt.Printf("字符串转换成整数失败")
util.Response(nil, http.StatusBadRequest, resp)
return
}
fmt.Println(node_id_int)
fmt.Println(json_data)
/*
n := getNode(node_id_int)
if n == nil {
fmt.Printf("get Node failure, node not exist\n")
util.Response(nil, http.StatusBadRequest, resp)
return
}
err = n.Propose(context.TODO(), json_data)
if err != nil {
fmt.Printf("err:%v\n", err)
util.Response(nil, http.StatusBadRequest, resp)
return
}
*/
resp.Header().Set("Content-Type", "Application/json")
util.Response(nil, http.StatusOK, resp)
}
func removeMultiNodeHandler(resp http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
node_id := vars["node_id"]
fmt.Printf("removeNode Request, node_id:%v\n", node_id)
node_id_int, err := strconv.Atoi(node_id)
if err != nil {
fmt.Printf("字符串转换成整数失败")
util.Response(nil, http.StatusBadRequest, resp)
return
}
fmt.Println(node_id_int)
/*
//删除peer
if flag := removePeer(uint64(node_id_int)); !flag {
fmt.Printf("remove peer failure\n")
util.Response(nil, http.StatusBadRequest, resp)
return
}
cc := raftpb.ConfChange{
Type: raftpb.ConfChangeRemoveNode,
NodeID: uint64(node_id_int),
Context: []byte(node_id),
}
//遍历所有节点
for _, n := range nodes {
err = n.ProposeConfChange(context.TODO(), cc)
if err != nil {
fmt.Printf("node ProposeConfChange failure, err:%v\n", err)
util.Response(nil, http.StatusBadRequest, resp)
return
}
break
//st := n.ApplyConfChange(cc)
//fmt.Printf("state: %v\n", st.String())
}
*/
resp.Header().Set("Content-Type", "Application/json")
util.Response(nil, http.StatusOK, resp)
}
func startMultiNodeHandler(resp http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
id := vars["id"]
id_int, err := strconv.Atoi(id)
if err != nil {
fmt.Printf("字符串转换成整数失败")
util.Response(nil, http.StatusBadRequest, resp)
return
}
n := startMultiNode(uint64(id_int), MultiNt)
MultiNodes[uint64(id_int)] = n
resp.Header().Set("Content-Type", "Application/json")
util.Response(nil, http.StatusOK, resp)
}
func createGroupHandler(resp http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
id := vars["id"]
group_id := vars["group_id"]
peer_id := vars["peer_id"]
id_int, err := strconv.Atoi(id)
if err != nil {
fmt.Printf("字符串转换成整数失败")
util.Response(nil, http.StatusBadRequest, resp)
return
}
group_id_int, err := strconv.Atoi(group_id)
if err != nil {
fmt.Printf("字符串转换成整数失败")
util.Response(nil, http.StatusBadRequest, resp)
return
}
peer_id_int, err := strconv.Atoi(peer_id)
if err != nil {
fmt.Printf("字符串转换成整数失败")
util.Response(nil, http.StatusBadRequest, resp)
return
}
n := MultiNodes[uint64(id_int)]
c := &raft.Config{
ID: uint64(peer_id_int),
ElectionTick: 10,
HeartbeatTick: 1,
Storage: n.storage,
MaxSizePerMsg: 1024 * 1024,
MaxInflightMsgs: 256,
}
fmt.Println("node_id:", n.nodeid)
n.createGroup(uint64(group_id_int), c, MultiPeers)
}
