mirror of https://github.com/hashicorp/consul
220 lines
5.1 KiB
Go
220 lines
5.1 KiB
Go
package command
|
|
|
|
import (
|
|
"fmt"
|
|
"strings"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/hashicorp/consul/command/agent"
|
|
"github.com/hashicorp/consul/consul/structs"
|
|
"github.com/hashicorp/consul/testutil"
|
|
"github.com/hashicorp/serf/coordinate"
|
|
"github.com/mitchellh/cli"
|
|
)
|
|
|
|
func TestRTTCommand_Implements(t *testing.T) {
|
|
var _ cli.Command = &RTTCommand{}
|
|
}
|
|
|
|
func TestRTTCommand_Run_BadArgs(t *testing.T) {
|
|
ui := new(cli.MockUi)
|
|
c := &RTTCommand{Ui: ui}
|
|
|
|
if code := c.Run([]string{}); code != 1 {
|
|
t.Fatalf("expected return code 1, got %d", code)
|
|
}
|
|
|
|
if code := c.Run([]string{"node1", "node2", "node3"}); code != 1 {
|
|
t.Fatalf("expected return code 1, got %d", code)
|
|
}
|
|
|
|
if code := c.Run([]string{"-wan", "node1", "node2"}); code != 1 {
|
|
t.Fatalf("expected return code 1, got %d", code)
|
|
}
|
|
|
|
if code := c.Run([]string{"-wan", "node1.dc1", "node2"}); code != 1 {
|
|
t.Fatalf("expected return code 1, got %d", code)
|
|
}
|
|
|
|
if code := c.Run([]string{"-wan", "node1", "node2.dc1"}); code != 1 {
|
|
t.Fatalf("expected return code 1, got %d", code)
|
|
}
|
|
}
|
|
|
|
func TestRTTCommand_Run_LAN(t *testing.T) {
|
|
updatePeriod := 10 * time.Millisecond
|
|
a := testAgentWithConfig(t, func(c *agent.Config) {
|
|
c.ConsulConfig.CoordinateUpdatePeriod = updatePeriod
|
|
})
|
|
defer a.Shutdown()
|
|
waitForLeader(t, a.httpAddr)
|
|
|
|
// Inject some known coordinates.
|
|
c1 := coordinate.NewCoordinate(coordinate.DefaultConfig())
|
|
c2 := c1.Clone()
|
|
c2.Vec[0] = 0.123
|
|
dist_str := fmt.Sprintf("%.3f ms", c1.DistanceTo(c2).Seconds()*1000.0)
|
|
{
|
|
req := structs.CoordinateUpdateRequest{
|
|
Datacenter: a.config.Datacenter,
|
|
Node: a.config.NodeName,
|
|
Coord: c1,
|
|
}
|
|
var reply struct{}
|
|
if err := a.agent.RPC("Coordinate.Update", &req, &reply); err != nil {
|
|
t.Fatalf("err: %s", err)
|
|
}
|
|
}
|
|
{
|
|
req := structs.RegisterRequest{
|
|
Datacenter: a.config.Datacenter,
|
|
Node: "dogs",
|
|
Address: "127.0.0.2",
|
|
}
|
|
var reply struct{}
|
|
if err := a.agent.RPC("Catalog.Register", &req, &reply); err != nil {
|
|
t.Fatalf("err: %s", err)
|
|
}
|
|
}
|
|
{
|
|
var reply struct{}
|
|
req := structs.CoordinateUpdateRequest{
|
|
Datacenter: a.config.Datacenter,
|
|
Node: "dogs",
|
|
Coord: c2,
|
|
}
|
|
if err := a.agent.RPC("Coordinate.Update", &req, &reply); err != nil {
|
|
t.Fatalf("err: %s", err)
|
|
}
|
|
}
|
|
|
|
// Ask for the RTT of two known nodes
|
|
ui := new(cli.MockUi)
|
|
c := &RTTCommand{Ui: ui}
|
|
args := []string{
|
|
"-http-addr=" + a.httpAddr,
|
|
a.config.NodeName,
|
|
"dogs",
|
|
}
|
|
|
|
// Wait for the updates to get flushed to the data store.
|
|
testutil.WaitForResult(func() (bool, error) {
|
|
code := c.Run(args)
|
|
if code != 0 {
|
|
return false, fmt.Errorf("bad: %d: %#v", code, ui.ErrorWriter.String())
|
|
}
|
|
|
|
// Make sure the proper RTT was reported in the output.
|
|
expected := fmt.Sprintf("rtt: %s", dist_str)
|
|
if !strings.Contains(ui.OutputWriter.String(), expected) {
|
|
return false, fmt.Errorf("bad: %#v", ui.OutputWriter.String())
|
|
}
|
|
|
|
return true, nil
|
|
}, func(err error) {
|
|
t.Fatalf("failed to get proper RTT output: %v", err)
|
|
})
|
|
|
|
// Default to the agent's node.
|
|
{
|
|
ui := new(cli.MockUi)
|
|
c := &RTTCommand{Ui: ui}
|
|
args := []string{
|
|
"-http-addr=" + a.httpAddr,
|
|
"dogs",
|
|
}
|
|
code := c.Run(args)
|
|
if code != 0 {
|
|
t.Fatalf("bad: %d: %#v", code, ui.ErrorWriter.String())
|
|
}
|
|
|
|
// Make sure the proper RTT was reported in the output.
|
|
expected := fmt.Sprintf("rtt: %s", dist_str)
|
|
if !strings.Contains(ui.OutputWriter.String(), expected) {
|
|
t.Fatalf("bad: %#v", ui.OutputWriter.String())
|
|
}
|
|
}
|
|
|
|
// Try an unknown node.
|
|
{
|
|
ui := new(cli.MockUi)
|
|
c := &RTTCommand{Ui: ui}
|
|
args := []string{
|
|
"-http-addr=" + a.httpAddr,
|
|
a.config.NodeName,
|
|
"nope",
|
|
}
|
|
code := c.Run(args)
|
|
if code != 1 {
|
|
t.Fatalf("bad: %d: %#v", code, ui.ErrorWriter.String())
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestRTTCommand_Run_WAN(t *testing.T) {
|
|
a := testAgent(t)
|
|
defer a.Shutdown()
|
|
waitForLeader(t, a.httpAddr)
|
|
|
|
node := fmt.Sprintf("%s.%s", a.config.NodeName, a.config.Datacenter)
|
|
|
|
// We can't easily inject WAN coordinates, so we will just query the
|
|
// node with itself.
|
|
{
|
|
ui := new(cli.MockUi)
|
|
c := &RTTCommand{Ui: ui}
|
|
args := []string{
|
|
"-wan",
|
|
"-http-addr=" + a.httpAddr,
|
|
node,
|
|
node,
|
|
}
|
|
code := c.Run(args)
|
|
if code != 0 {
|
|
t.Fatalf("bad: %d: %#v", code, ui.ErrorWriter.String())
|
|
}
|
|
|
|
// Make sure there was some kind of RTT reported in the output.
|
|
if !strings.Contains(ui.OutputWriter.String(), "rtt: ") {
|
|
t.Fatalf("bad: %#v", ui.OutputWriter.String())
|
|
}
|
|
}
|
|
|
|
// Default to the agent's node.
|
|
{
|
|
ui := new(cli.MockUi)
|
|
c := &RTTCommand{Ui: ui}
|
|
args := []string{
|
|
"-wan",
|
|
"-http-addr=" + a.httpAddr,
|
|
node,
|
|
}
|
|
code := c.Run(args)
|
|
if code != 0 {
|
|
t.Fatalf("bad: %d: %#v", code, ui.ErrorWriter.String())
|
|
}
|
|
|
|
// Make sure there was some kind of RTT reported in the output.
|
|
if !strings.Contains(ui.OutputWriter.String(), "rtt: ") {
|
|
t.Fatalf("bad: %#v", ui.OutputWriter.String())
|
|
}
|
|
}
|
|
|
|
// Try an unknown node.
|
|
{
|
|
ui := new(cli.MockUi)
|
|
c := &RTTCommand{Ui: ui}
|
|
args := []string{
|
|
"-wan",
|
|
"-http-addr=" + a.httpAddr,
|
|
node,
|
|
"dc1.nope",
|
|
}
|
|
code := c.Run(args)
|
|
if code != 1 {
|
|
t.Fatalf("bad: %d: %#v", code, ui.ErrorWriter.String())
|
|
}
|
|
}
|
|
}
|