Add buffer pool stats

[govpp.git] / examples / stats-api / stats_api.go

diff --git a/examples/stats-api/stats_api.go b/examples/stats-api/stats_api.go
index 9808243..f74a055 100644 (file)
--- a/examples/stats-api/stats_api.go
+++ b/examples/stats-api/stats_api.go
@@ -40,7 +40,7 @@ var (
 
 func init() {
        flag.Usage = func() {
-               fmt.Fprintf(os.Stderr, "%s: usage [ls|dump|errors|interfaces|nodes|system] <patterns>...\n", os.Args[0])
+               fmt.Fprintf(os.Stderr, "%s: usage [ls|dump|errors|interfaces|nodes|system|buffers] <patterns>...\n", os.Args[0])
                flag.PrintDefaults()
                os.Exit(1)
        }
@@ -52,7 +52,7 @@ func main() {
 
        cmd := flag.Arg(0)
        switch cmd {
-       case "", "ls", "dump", "errors", "interfaces", "nodes", "system":
+       case "", "ls", "dump", "errors", "interfaces", "nodes", "system", "buffers":
        default:
                flag.Usage()
        }
@@ -79,16 +79,21 @@ func main() {
                        log.Fatalln("getting system stats failed:", err)
                }
                fmt.Printf("System stats: %+v\n", stats)
+
        case "nodes":
                fmt.Println("Listing node stats..")
                stats, err := c.GetNodeStats()
                if err != nil {
                        log.Fatalln("getting node stats failed:", err)
                }
-               for _, iface := range stats.Nodes {
-                       fmt.Printf(" - %+v\n", iface)
+               for _, node := range stats.Nodes {
+                       if node.Calls == 0 && node.Suspends == 0 && node.Clocks == 0 && node.Vectors == 0 && skipZeros {
+                               continue
+                       }
+                       fmt.Printf(" - %+v\n", node)
                }
                fmt.Printf("Listed %d node counters\n", len(stats.Nodes))
+
        case "interfaces":
                fmt.Println("Listing interface stats..")
                stats, err := c.GetInterfaceStats()
@@ -99,6 +104,7 @@ func main() {
                        fmt.Printf(" - %+v\n", iface)
                }
                fmt.Printf("Listed %d interface counters\n", len(stats.Interfaces))
+
        case "errors":
                fmt.Printf("Listing error stats.. %s\n", strings.Join(patterns, " "))
                stats, err := c.GetErrorStats(patterns...)
@@ -114,6 +120,14 @@ func main() {
                        n++
                }
                fmt.Printf("Listed %d (%d) error counters\n", n, len(stats.Errors))
+
+       case "buffers":
+               stats, err := c.GetBufferStats()
+               if err != nil {
+                       log.Fatalln("getting buffer stats failed:", err)
+               }
+               fmt.Printf("Buffer stats: %+v\n", stats)
+
        case "dump":
                dumpStats(client, patterns, skipZeros)
        default: