[FIX] fix get node system info bug

node/nodem/client/cluster_client.go

@@ -58,6 +58,7 @@ type etcdClusterClient struct {
 
 func (e *etcdClusterClient) UpdateStatus(n *HostNode) error {
 	n.UpTime = time.Now()
+	n.Alived = true
 	if err := e.Update(n); err != nil {
 		return err
 	}

node/nodem/client/node.go

@@ -131,7 +131,7 @@ type NodeSystemInfo struct {
 	// The Architecture reported by the node
 	Architecture string `json:"architecture"`
 
-	MemorySize uint32 `json:"memorySize"`
+	MemorySize uint64 `json:"memorySize"`
 }
 
 //Decode decode node info

node/nodem/info/info_linux.go

@@ -22,9 +22,9 @@ package info
 
 import (
 	"bufio"
-	"exec"
 	"io/ioutil"
 	"os"
+	"os/exec"
 	"runtime"
 	"strings"
 	"syscall"
@@ -61,18 +61,18 @@ func readOS() map[string]string {
 		if err != nil {
 			return info
 		}
-		lines := strings.Split(line, "=")
+		lines := strings.Split(string(line), "=")
 		if len(lines) >= 2 {
 			info[lines[0]] = lines[1]
 		}
 	}
 }
 
-func getMemory() (total uint32, free uint32) {
+func getMemory() (total uint64, free uint64) {
 	sysInfo := new(syscall.Sysinfo_t)
 	err := syscall.Sysinfo(sysInfo)
 	if err == nil {
-		return sysInfo.Totalram * uint32(syscall.Getpagesize()), sysInfo.Freeram * uint32(syscall.Getpagesize())
+		return sysInfo.Totalram * uint64(syscall.Getpagesize()), sysInfo.Freeram * uint64(syscall.Getpagesize())
 	}
 	return 0, 0
 }

node/nodem/node_manager.go

@@ -141,6 +141,7 @@ func (n *NodeManager) heartbeat() {
 		if err := n.cluster.UpdateStatus(&n.HostNode); err != nil {
 			logrus.Errorf("update node status error %s", err.Error())
 		}
+		logrus.Info("update node status success")
 		return nil
 	}, time.Second*time.Duration(n.cfg.TTL))
 }