Merge pull request #3002 from jrasell/gh_2993

Add the Nomad agent version to the node-status CLI output.

api/nodes.go

@@ -169,6 +169,7 @@ type NodeListStub struct {
 	Datacenter        string
 	Name              string
 	NodeClass         string
+	Version           string
 	Drain             bool
 	Status            string
 	StatusDescription string

command/node_status.go

@@ -59,7 +59,7 @@ Node Status Options:
   -self
     Query the status of the local node.
 
-  -stats 
+  -stats
     Display detailed resource usage statistics.
 
   -allocs
@@ -150,35 +150,40 @@ func (c *NodeStatusCommand) Run(args []string) int {
 
 		// Format the nodes list
 		out := make([]string, len(nodes)+1)
+
+		out[0] = "ID|DC|Name|Class|"
+
+		if c.verbose {
+			out[0] += "Version|"
+		}
+
+		out[0] += "Drain|Status"
+
 		if c.list_allocs {
-			out[0] = "ID|DC|Name|Class|Drain|Status|Running Allocs"
+			out[0] += "|Running Allocs"
-		} else {
-			out[0] = "ID|DC|Name|Class|Drain|Status"
 		}
 
 		for i, node := range nodes {
+			out[i+1] = fmt.Sprintf("%s|%s|%s|%s",
+				limit(node.ID, c.length),
+				node.Datacenter,
+				node.Name,
+				node.NodeClass)
+			if c.verbose {
+				out[i+1] += fmt.Sprintf("|%s",
+					node.Version)
+			}
+			out[i+1] += fmt.Sprintf("|%v|%s",
+				node.Drain,
+				node.Status)
 			if c.list_allocs {
 				numAllocs, err := getRunningAllocs(client, node.ID)
 				if err != nil {
 					c.Ui.Error(fmt.Sprintf("Error querying node allocations: %s", err))
 					return 1
 				}
-				out[i+1] = fmt.Sprintf("%s|%s|%s|%s|%v|%s|%v",
+				out[i+1] += fmt.Sprintf("|%v",
-					limit(node.ID, c.length),
-					node.Datacenter,
-					node.Name,
-					node.NodeClass,
-					node.Drain,
-					node.Status,
 					len(numAllocs))
-			} else {
-				out[i+1] = fmt.Sprintf("%s|%s|%s|%s|%v|%s",
-					limit(node.ID, c.length),
-					node.Datacenter,
-					node.Name,
-					node.NodeClass,
-					node.Drain,
-					node.Status)
 			}
 		}
 

nomad/structs/structs.go

@@ -1070,6 +1070,7 @@ func (n *Node) Stub() *NodeListStub {
 		Datacenter:        n.Datacenter,
 		Name:              n.Name,
 		NodeClass:         n.NodeClass,
+		Version:           n.Attributes["nomad.version"],
 		Drain:             n.Drain,
 		Status:            n.Status,
 		StatusDescription: n.StatusDescription,
@@ -1085,6 +1086,7 @@ type NodeListStub struct {
 	Datacenter        string
 	Name              string
 	NodeClass         string
+	Version           string
 	Drain             bool
 	Status            string
 	StatusDescription string