consul/command/agent/catalog_endpoint_test.go
Frank Schroeder 308f9929b3
test: run agent tests in parallel
This brings down the test run from 108 sec to 15 sec.

There is an occasional port conflict because of the nature
the next port is chosen. So far it seems rare enough to live
with it.
2017-05-31 00:29:23 +02:00

889 lines
20 KiB
Go

package agent
import (
"fmt"
"net/http"
"net/http/httptest"
"testing"
"time"
"github.com/hashicorp/consul/consul/structs"
"github.com/hashicorp/consul/testutil/retry"
"github.com/hashicorp/serf/coordinate"
)
func TestCatalogRegister(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), nil)
defer a.Shutdown()
// Register node
args := &structs.RegisterRequest{
Node: "foo",
Address: "127.0.0.1",
}
req, _ := http.NewRequest("GET", "/v1/catalog/register", jsonReader(args))
obj, err := a.srv.CatalogRegister(nil, req)
if err != nil {
t.Fatalf("err: %v", err)
}
res := obj.(bool)
if res != true {
t.Fatalf("bad: %v", res)
}
// Service should be in sync
if err := a.state.syncService("foo"); err != nil {
t.Fatalf("err: %s", err)
}
if _, ok := a.state.serviceStatus["foo"]; !ok {
t.Fatalf("bad: %#v", a.state.serviceStatus)
}
if !a.state.serviceStatus["foo"].inSync {
t.Fatalf("should be in sync")
}
}
func TestCatalogRegister_Service_InvalidAddress(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), nil)
defer a.Shutdown()
for _, addr := range []string{"0.0.0.0", "::", "[::]"} {
t.Run("addr "+addr, func(t *testing.T) {
args := &structs.RegisterRequest{
Node: "foo",
Address: "127.0.0.1",
Service: &structs.NodeService{
Service: "test",
Address: addr,
Port: 8080,
},
}
req, _ := http.NewRequest("GET", "/v1/catalog/register", jsonReader(args))
_, err := a.srv.CatalogRegister(nil, req)
if err == nil || err.Error() != "Invalid service address" {
t.Fatalf("err: %v", err)
}
})
}
}
func TestCatalogDeregister(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), nil)
defer a.Shutdown()
// Register node
args := &structs.DeregisterRequest{Node: "foo"}
req, _ := http.NewRequest("GET", "/v1/catalog/deregister", jsonReader(args))
obj, err := a.srv.CatalogDeregister(nil, req)
if err != nil {
t.Fatalf("err: %v", err)
}
res := obj.(bool)
if res != true {
t.Fatalf("bad: %v", res)
}
}
func TestCatalogDatacenters(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), nil)
defer a.Shutdown()
retry.Run(t, func(r *retry.R) {
obj, err := a.srv.CatalogDatacenters(nil, nil)
if err != nil {
r.Fatal(err)
}
dcs := obj.([]string)
if got, want := len(dcs), 1; got != want {
r.Fatalf("got %d data centers want %d", got, want)
}
})
}
func TestCatalogNodes(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), nil)
defer a.Shutdown()
// Register node
args := &structs.RegisterRequest{
Datacenter: "dc1",
Node: "foo",
Address: "127.0.0.1",
}
var out struct{}
if err := a.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
req, _ := http.NewRequest("GET", "/v1/catalog/nodes?dc=dc1", nil)
resp := httptest.NewRecorder()
obj, err := a.srv.CatalogNodes(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
// Verify an index is set
assertIndex(t, resp)
nodes := obj.(structs.Nodes)
if len(nodes) != 2 {
t.Fatalf("bad: %v", obj)
}
}
func TestCatalogNodes_MetaFilter(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), nil)
defer a.Shutdown()
// Register a node with a meta field
args := &structs.RegisterRequest{
Datacenter: "dc1",
Node: "foo",
Address: "127.0.0.1",
NodeMeta: map[string]string{
"somekey": "somevalue",
},
}
var out struct{}
if err := a.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
req, _ := http.NewRequest("GET", "/v1/catalog/nodes?node-meta=somekey:somevalue", nil)
resp := httptest.NewRecorder()
obj, err := a.srv.CatalogNodes(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
// Verify an index is set
assertIndex(t, resp)
// Verify we only get the node with the correct meta field back
nodes := obj.(structs.Nodes)
if len(nodes) != 1 {
t.Fatalf("bad: %v", obj)
}
if v, ok := nodes[0].Meta["somekey"]; !ok || v != "somevalue" {
t.Fatalf("bad: %v", nodes[0].Meta)
}
}
func TestCatalogNodes_WanTranslation(t *testing.T) {
t.Parallel()
c1 := TestConfig()
c1.Datacenter = "dc1"
c1.TranslateWanAddrs = true
c1.ACLDatacenter = ""
a1 := NewTestAgent(t.Name(), c1)
defer a1.Shutdown()
c2 := TestConfig()
c2.Datacenter = "dc2"
c2.TranslateWanAddrs = true
c2.ACLDatacenter = ""
a2 := NewTestAgent(t.Name(), c2)
defer a2.Shutdown()
// Wait for the WAN join.
addr := fmt.Sprintf("127.0.0.1:%d", a1.Config.Ports.SerfWan)
if _, err := a2.JoinWAN([]string{addr}); err != nil {
t.Fatalf("err: %v", err)
}
retry.Run(t, func(r *retry.R) {
if got, want := len(a1.WANMembers()), 2; got < want {
r.Fatalf("got %d WAN members want at least %d", got, want)
}
})
// Register a node with DC2.
{
args := &structs.RegisterRequest{
Datacenter: "dc2",
Node: "wan_translation_test",
Address: "127.0.0.1",
TaggedAddresses: map[string]string{
"wan": "127.0.0.2",
},
Service: &structs.NodeService{
Service: "http_wan_translation_test",
},
}
var out struct{}
if err := a2.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
}
// Query nodes in DC2 from DC1.
req, _ := http.NewRequest("GET", "/v1/catalog/nodes?dc=dc2", nil)
resp1 := httptest.NewRecorder()
obj1, err1 := a1.srv.CatalogNodes(resp1, req)
if err1 != nil {
t.Fatalf("err: %v", err1)
}
assertIndex(t, resp1)
// Expect that DC1 gives us a WAN address (since the node is in DC2).
nodes1 := obj1.(structs.Nodes)
if len(nodes1) != 2 {
t.Fatalf("bad: %v", obj1)
}
var address string
for _, node := range nodes1 {
if node.Node == "wan_translation_test" {
address = node.Address
}
}
if address != "127.0.0.2" {
t.Fatalf("bad: %s", address)
}
// Query DC2 from DC2.
resp2 := httptest.NewRecorder()
obj2, err2 := a2.srv.CatalogNodes(resp2, req)
if err2 != nil {
t.Fatalf("err: %v", err2)
}
assertIndex(t, resp2)
// Expect that DC2 gives us a private address (since the node is in DC2).
nodes2 := obj2.(structs.Nodes)
if len(nodes2) != 2 {
t.Fatalf("bad: %v", obj2)
}
for _, node := range nodes2 {
if node.Node == "wan_translation_test" {
address = node.Address
}
}
if address != "127.0.0.1" {
t.Fatalf("bad: %s", address)
}
}
func TestCatalogNodes_Blocking(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), nil)
defer a.Shutdown()
// Register node
args := &structs.DCSpecificRequest{
Datacenter: "dc1",
}
var out structs.IndexedNodes
if err := a.RPC("Catalog.ListNodes", *args, &out); err != nil {
t.Fatalf("err: %v", err)
}
// Do an update in a little while
start := time.Now()
go func() {
time.Sleep(50 * time.Millisecond)
args := &structs.RegisterRequest{
Datacenter: "dc1",
Node: "foo",
Address: "127.0.0.1",
}
var out struct{}
if err := a.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
}()
// Do a blocking read
req, _ := http.NewRequest("GET", fmt.Sprintf("/v1/catalog/nodes?wait=60s&index=%d", out.Index), nil)
resp := httptest.NewRecorder()
obj, err := a.srv.CatalogNodes(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
// Should block for a while
if time.Now().Sub(start) < 50*time.Millisecond {
t.Fatalf("too fast")
}
if idx := getIndex(t, resp); idx <= out.Index {
t.Fatalf("bad: %v", idx)
}
nodes := obj.(structs.Nodes)
if len(nodes) != 2 {
t.Fatalf("bad: %v", obj)
}
}
func TestCatalogNodes_DistanceSort(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), nil)
defer a.Shutdown()
// Register nodes.
args := &structs.RegisterRequest{
Datacenter: "dc1",
Node: "foo",
Address: "127.0.0.1",
}
var out struct{}
if err := a.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
args = &structs.RegisterRequest{
Datacenter: "dc1",
Node: "bar",
Address: "127.0.0.2",
}
if err := a.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
// Nobody has coordinates set so this will still return them in the
// order they are indexed.
req, _ := http.NewRequest("GET", "/v1/catalog/nodes?dc=dc1&near=foo", nil)
resp := httptest.NewRecorder()
obj, err := a.srv.CatalogNodes(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
assertIndex(t, resp)
nodes := obj.(structs.Nodes)
if len(nodes) != 3 {
t.Fatalf("bad: %v", obj)
}
if nodes[0].Node != "bar" {
t.Fatalf("bad: %v", nodes)
}
if nodes[1].Node != "foo" {
t.Fatalf("bad: %v", nodes)
}
if nodes[2].Node != a.Config.NodeName {
t.Fatalf("bad: %v", nodes)
}
// Send an update for the node and wait for it to get applied.
arg := structs.CoordinateUpdateRequest{
Datacenter: "dc1",
Node: "foo",
Coord: coordinate.NewCoordinate(coordinate.DefaultConfig()),
}
if err := a.RPC("Coordinate.Update", &arg, &out); err != nil {
t.Fatalf("err: %v", err)
}
time.Sleep(300 * time.Millisecond)
// Query again and now foo should have moved to the front of the line.
req, _ = http.NewRequest("GET", "/v1/catalog/nodes?dc=dc1&near=foo", nil)
resp = httptest.NewRecorder()
obj, err = a.srv.CatalogNodes(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
assertIndex(t, resp)
nodes = obj.(structs.Nodes)
if len(nodes) != 3 {
t.Fatalf("bad: %v", obj)
}
if nodes[0].Node != "foo" {
t.Fatalf("bad: %v", nodes)
}
if nodes[1].Node != "bar" {
t.Fatalf("bad: %v", nodes)
}
if nodes[2].Node != a.Config.NodeName {
t.Fatalf("bad: %v", nodes)
}
}
func TestCatalogServices(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), nil)
defer a.Shutdown()
// Register node
args := &structs.RegisterRequest{
Datacenter: "dc1",
Node: "foo",
Address: "127.0.0.1",
Service: &structs.NodeService{
Service: "api",
},
}
var out struct{}
if err := a.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
req, _ := http.NewRequest("GET", "/v1/catalog/services?dc=dc1", nil)
resp := httptest.NewRecorder()
obj, err := a.srv.CatalogServices(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
assertIndex(t, resp)
services := obj.(structs.Services)
if len(services) != 2 {
t.Fatalf("bad: %v", obj)
}
}
func TestCatalogServices_NodeMetaFilter(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), nil)
defer a.Shutdown()
// Register node
args := &structs.RegisterRequest{
Datacenter: "dc1",
Node: "foo",
Address: "127.0.0.1",
NodeMeta: map[string]string{
"somekey": "somevalue",
},
Service: &structs.NodeService{
Service: "api",
},
}
var out struct{}
if err := a.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
req, _ := http.NewRequest("GET", "/v1/catalog/services?node-meta=somekey:somevalue", nil)
resp := httptest.NewRecorder()
obj, err := a.srv.CatalogServices(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
assertIndex(t, resp)
services := obj.(structs.Services)
if len(services) != 1 {
t.Fatalf("bad: %v", obj)
}
if _, ok := services[args.Service.Service]; !ok {
t.Fatalf("bad: %v", services)
}
}
func TestCatalogServiceNodes(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), nil)
defer a.Shutdown()
// Make sure an empty list is returned, not a nil
{
req, _ := http.NewRequest("GET", "/v1/catalog/service/api?tag=a", nil)
resp := httptest.NewRecorder()
obj, err := a.srv.CatalogServiceNodes(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
assertIndex(t, resp)
nodes := obj.(structs.ServiceNodes)
if nodes == nil || len(nodes) != 0 {
t.Fatalf("bad: %v", obj)
}
}
// Register node
args := &structs.RegisterRequest{
Datacenter: "dc1",
Node: "foo",
Address: "127.0.0.1",
Service: &structs.NodeService{
Service: "api",
Tags: []string{"a"},
},
}
var out struct{}
if err := a.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
req, _ := http.NewRequest("GET", "/v1/catalog/service/api?tag=a", nil)
resp := httptest.NewRecorder()
obj, err := a.srv.CatalogServiceNodes(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
assertIndex(t, resp)
nodes := obj.(structs.ServiceNodes)
if len(nodes) != 1 {
t.Fatalf("bad: %v", obj)
}
}
func TestCatalogServiceNodes_NodeMetaFilter(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), nil)
defer a.Shutdown()
// Make sure an empty list is returned, not a nil
{
req, _ := http.NewRequest("GET", "/v1/catalog/service/api?node-meta=somekey:somevalue", nil)
resp := httptest.NewRecorder()
obj, err := a.srv.CatalogServiceNodes(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
assertIndex(t, resp)
nodes := obj.(structs.ServiceNodes)
if nodes == nil || len(nodes) != 0 {
t.Fatalf("bad: %v", obj)
}
}
// Register node
args := &structs.RegisterRequest{
Datacenter: "dc1",
Node: "foo",
Address: "127.0.0.1",
NodeMeta: map[string]string{
"somekey": "somevalue",
},
Service: &structs.NodeService{
Service: "api",
},
}
var out struct{}
if err := a.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
req, _ := http.NewRequest("GET", "/v1/catalog/service/api?node-meta=somekey:somevalue", nil)
resp := httptest.NewRecorder()
obj, err := a.srv.CatalogServiceNodes(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
assertIndex(t, resp)
nodes := obj.(structs.ServiceNodes)
if len(nodes) != 1 {
t.Fatalf("bad: %v", obj)
}
}
func TestCatalogServiceNodes_WanTranslation(t *testing.T) {
t.Parallel()
c1 := TestConfig()
c1.Datacenter = "dc1"
c1.TranslateWanAddrs = true
c1.ACLDatacenter = ""
a1 := NewTestAgent(t.Name(), c1)
defer a1.Shutdown()
c2 := TestConfig()
c2.Datacenter = "dc2"
c2.TranslateWanAddrs = true
c2.ACLDatacenter = ""
a2 := NewTestAgent(t.Name(), c2)
defer a2.Shutdown()
// Wait for the WAN join.
addr := fmt.Sprintf("127.0.0.1:%d", a1.Config.Ports.SerfWan)
if _, err := a2.srv.agent.JoinWAN([]string{addr}); err != nil {
t.Fatalf("err: %v", err)
}
retry.Run(t, func(r *retry.R) {
if got, want := len(a1.WANMembers()), 2; got < want {
r.Fatalf("got %d WAN members want at least %d", got, want)
}
})
// Register a node with DC2.
{
args := &structs.RegisterRequest{
Datacenter: "dc2",
Node: "foo",
Address: "127.0.0.1",
TaggedAddresses: map[string]string{
"wan": "127.0.0.2",
},
Service: &structs.NodeService{
Service: "http_wan_translation_test",
},
}
var out struct{}
if err := a2.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
}
// Query for the node in DC2 from DC1.
req, _ := http.NewRequest("GET", "/v1/catalog/service/http_wan_translation_test?dc=dc2", nil)
resp1 := httptest.NewRecorder()
obj1, err1 := a1.srv.CatalogServiceNodes(resp1, req)
if err1 != nil {
t.Fatalf("err: %v", err1)
}
assertIndex(t, resp1)
// Expect that DC1 gives us a WAN address (since the node is in DC2).
nodes1 := obj1.(structs.ServiceNodes)
if len(nodes1) != 1 {
t.Fatalf("bad: %v", obj1)
}
node1 := nodes1[0]
if node1.Address != "127.0.0.2" {
t.Fatalf("bad: %v", node1)
}
// Query DC2 from DC2.
resp2 := httptest.NewRecorder()
obj2, err2 := a2.srv.CatalogServiceNodes(resp2, req)
if err2 != nil {
t.Fatalf("err: %v", err2)
}
assertIndex(t, resp2)
// Expect that DC2 gives us a local address (since the node is in DC2).
nodes2 := obj2.(structs.ServiceNodes)
if len(nodes2) != 1 {
t.Fatalf("bad: %v", obj2)
}
node2 := nodes2[0]
if node2.Address != "127.0.0.1" {
t.Fatalf("bad: %v", node2)
}
}
func TestCatalogServiceNodes_DistanceSort(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), nil)
defer a.Shutdown()
// Register nodes.
args := &structs.RegisterRequest{
Datacenter: "dc1",
Node: "bar",
Address: "127.0.0.1",
Service: &structs.NodeService{
Service: "api",
Tags: []string{"a"},
},
}
var out struct{}
if err := a.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
req, _ := http.NewRequest("GET", "/v1/catalog/service/api?tag=a", nil)
args = &structs.RegisterRequest{
Datacenter: "dc1",
Node: "foo",
Address: "127.0.0.2",
Service: &structs.NodeService{
Service: "api",
Tags: []string{"a"},
},
}
if err := a.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
// Nobody has coordinates set so this will still return them in the
// order they are indexed.
req, _ = http.NewRequest("GET", "/v1/catalog/service/api?tag=a&near=foo", nil)
resp := httptest.NewRecorder()
obj, err := a.srv.CatalogServiceNodes(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
assertIndex(t, resp)
nodes := obj.(structs.ServiceNodes)
if len(nodes) != 2 {
t.Fatalf("bad: %v", obj)
}
if nodes[0].Node != "bar" {
t.Fatalf("bad: %v", nodes)
}
if nodes[1].Node != "foo" {
t.Fatalf("bad: %v", nodes)
}
// Send an update for the node and wait for it to get applied.
arg := structs.CoordinateUpdateRequest{
Datacenter: "dc1",
Node: "foo",
Coord: coordinate.NewCoordinate(coordinate.DefaultConfig()),
}
if err := a.RPC("Coordinate.Update", &arg, &out); err != nil {
t.Fatalf("err: %v", err)
}
time.Sleep(300 * time.Millisecond)
// Query again and now foo should have moved to the front of the line.
req, _ = http.NewRequest("GET", "/v1/catalog/service/api?tag=a&near=foo", nil)
resp = httptest.NewRecorder()
obj, err = a.srv.CatalogServiceNodes(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
assertIndex(t, resp)
nodes = obj.(structs.ServiceNodes)
if len(nodes) != 2 {
t.Fatalf("bad: %v", obj)
}
if nodes[0].Node != "foo" {
t.Fatalf("bad: %v", nodes)
}
if nodes[1].Node != "bar" {
t.Fatalf("bad: %v", nodes)
}
}
func TestCatalogNodeServices(t *testing.T) {
t.Parallel()
a := NewTestAgent(t.Name(), nil)
defer a.Shutdown()
// Register node
args := &structs.RegisterRequest{
Datacenter: "dc1",
Node: "foo",
Address: "127.0.0.1",
Service: &structs.NodeService{
Service: "api",
Tags: []string{"a"},
},
}
var out struct{}
if err := a.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
req, _ := http.NewRequest("GET", "/v1/catalog/node/foo?dc=dc1", nil)
resp := httptest.NewRecorder()
obj, err := a.srv.CatalogNodeServices(resp, req)
if err != nil {
t.Fatalf("err: %v", err)
}
assertIndex(t, resp)
services := obj.(*structs.NodeServices)
if len(services.Services) != 1 {
t.Fatalf("bad: %v", obj)
}
}
func TestCatalogNodeServices_WanTranslation(t *testing.T) {
t.Parallel()
c1 := TestConfig()
c1.Datacenter = "dc1"
c1.TranslateWanAddrs = true
c1.ACLDatacenter = ""
a1 := NewTestAgent(t.Name(), c1)
defer a1.Shutdown()
c2 := TestConfig()
c2.Datacenter = "dc2"
c2.TranslateWanAddrs = true
c2.ACLDatacenter = ""
a2 := NewTestAgent(t.Name(), c2)
defer a2.Shutdown()
// Wait for the WAN join.
addr := fmt.Sprintf("127.0.0.1:%d", a1.Config.Ports.SerfWan)
if _, err := a2.srv.agent.JoinWAN([]string{addr}); err != nil {
t.Fatalf("err: %v", err)
}
retry.Run(t, func(r *retry.R) {
if got, want := len(a1.WANMembers()), 2; got < want {
r.Fatalf("got %d WAN members want at least %d", got, want)
}
})
// Register a node with DC2.
{
args := &structs.RegisterRequest{
Datacenter: "dc2",
Node: "foo",
Address: "127.0.0.1",
TaggedAddresses: map[string]string{
"wan": "127.0.0.2",
},
Service: &structs.NodeService{
Service: "http_wan_translation_test",
},
}
var out struct{}
if err := a2.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
}
// Query for the node in DC2 from DC1.
req, _ := http.NewRequest("GET", "/v1/catalog/node/foo?dc=dc2", nil)
resp1 := httptest.NewRecorder()
obj1, err1 := a1.srv.CatalogNodeServices(resp1, req)
if err1 != nil {
t.Fatalf("err: %v", err1)
}
assertIndex(t, resp1)
// Expect that DC1 gives us a WAN address (since the node is in DC2).
services1 := obj1.(*structs.NodeServices)
if len(services1.Services) != 1 {
t.Fatalf("bad: %v", obj1)
}
service1 := services1.Node
if service1.Address != "127.0.0.2" {
t.Fatalf("bad: %v", service1)
}
// Query DC2 from DC2.
resp2 := httptest.NewRecorder()
obj2, err2 := a2.srv.CatalogNodeServices(resp2, req)
if err2 != nil {
t.Fatalf("err: %v", err2)
}
assertIndex(t, resp2)
// Expect that DC2 gives us a private address (since the node is in DC2).
services2 := obj2.(*structs.NodeServices)
if len(services2.Services) != 1 {
t.Fatalf("bad: %v", obj2)
}
service2 := services2.Node
if service2.Address != "127.0.0.1" {
t.Fatalf("bad: %v", service2)
}
}