pretty output

cmd/ipfs/diag.go

@@ -20,9 +20,13 @@ var cmdIpfsDiag = &commander.Command{
 	Flag: *flag.NewFlagSet("ipfs-diag", flag.ExitOnError),
 }
 
+func init() {
+	cmdIpfsDiag.Flag.Bool("raw", false, "print raw json output")
+}
+
 var diagCmd = makeCommand(command{
 	name:  "diag",
 	args:  0,
-	flags: nil,
+	flags: []string{"raw"},
 	cmdFn: commands.Diag,
 })

core/commands/diag.go

@@ -3,6 +3,7 @@ package commands
 import (
 	"encoding/json"
 	"errors"
+	"fmt"
 	"io"
 	"time"
 
@@ -17,10 +18,23 @@ func Diag(n *core.IpfsNode, args []string, opts map[string]interface{}, out io.W
 	if err != nil {
 		return err
 	}
-	enc := json.NewEncoder(out)
-	err = enc.Encode(info)
-	if err != nil {
-		return err
+	raw := opts["raw"].(bool)
+	if raw {
+		enc := json.NewEncoder(out)
+		err = enc.Encode(info)
+		if err != nil {
+			return err
+		}
+	} else {
+		for _, i := range info {
+			fmt.Fprintf(out, "Peer: %s\n", i.ID)
+			fmt.Fprintf(out, "\tUp for: %s\n", i.LifeSpan.String())
+			fmt.Fprintf(out, "\tConnected To:\n")
+			for _, c := range i.Connections {
+				fmt.Fprintf(out, "\t%s\n\t\tLatency = %s\n", c.ID, c.Latency.String())
+			}
+			fmt.Fprintln(out)
+		}
 	}
 	return nil
 }