From cca1d2b85f68ec11d5131dc53313f250391818a3 Mon Sep 17 00:00:00 2001
From: Ondrej Fabry <ofabry@cisco.com>
Date: Thu, 18 Apr 2019 02:25:34 +0200
Subject: Add buffer pool stats

Change-Id: I15d1df825b4d4fc760da83d9c878a621936bb6fa
Signed-off-by: Ondrej Fabry <ofabry@cisco.com>
---
 examples/stats-api/stats_api.go | 22 ++++++++++++++++++----
 1 file changed, 18 insertions(+), 4 deletions(-)

(limited to 'examples/stats-api')

diff --git a/examples/stats-api/stats_api.go b/examples/stats-api/stats_api.go
index 9808243..f74a055 100644
--- 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:
-- 
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