consul/command/agent/catalog_endpoint_test.go
Frank Schroeder eddb1af603 Remove duplicate constants
This patch removes duplicate internal copies of constants in the structs
package which are also defined in the api package. The api.KVOp type
with all its values for the TXN endpoint and the api.HealthXXX constants
are now used throughout the codebase.

This resulted in some circular dependencies in the testutil package
which have been resolved by copying code and constants and moving the
WaitForLeader function into a separate testrpc package.
2017-04-20 09:54:49 -07:00

1007 lines
23 KiB
Go

package agent
import (
"fmt"
"net/http"
"net/http/httptest"
"os"
"testing"
"time"
"github.com/hashicorp/consul/consul/structs"
"github.com/hashicorp/consul/testrpc"
"github.com/hashicorp/serf/coordinate"
)
func TestCatalogRegister(t *testing.T) {
dir, srv := makeHTTPServer(t)
defer os.RemoveAll(dir)
defer srv.Shutdown()
defer srv.agent.Shutdown()
testrpc.WaitForLeader(t, srv.agent.RPC, "dc1")
// Register node
req, err := http.NewRequest("GET", "/v1/catalog/register", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
args := &structs.RegisterRequest{
Node: "foo",
Address: "127.0.0.1",
}
req.Body = encodeReq(args)
obj, err := 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 := srv.agent.state.syncService("foo"); err != nil {
t.Fatalf("err: %s", err)
}
if _, ok := srv.agent.state.serviceStatus["foo"]; !ok {
t.Fatalf("bad: %#v", srv.agent.state.serviceStatus)
}
if !srv.agent.state.serviceStatus["foo"].inSync {
t.Fatalf("should be in sync")
}
}
func TestCatalogDeregister(t *testing.T) {
dir, srv := makeHTTPServer(t)
defer os.RemoveAll(dir)
defer srv.Shutdown()
defer srv.agent.Shutdown()
testrpc.WaitForLeader(t, srv.agent.RPC, "dc1")
// Register node
req, err := http.NewRequest("GET", "/v1/catalog/deregister", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
args := &structs.DeregisterRequest{
Node: "foo",
}
req.Body = encodeReq(args)
obj, err := 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) {
dir, srv := makeHTTPServer(t)
defer os.RemoveAll(dir)
defer srv.Shutdown()
defer srv.agent.Shutdown()
if err := testrpc.WaitForResult(func() (bool, error) {
obj, err := srv.CatalogDatacenters(nil, nil)
if err != nil {
return false, err
}
dcs := obj.([]string)
if len(dcs) != 1 {
return false, fmt.Errorf("missing dc: %v", dcs)
}
return true, nil
}); err != nil {
t.Fatal(err)
}
}
func TestCatalogNodes(t *testing.T) {
dir, srv := makeHTTPServer(t)
defer os.RemoveAll(dir)
defer srv.Shutdown()
defer srv.agent.Shutdown()
testrpc.WaitForLeader(t, srv.agent.RPC, "dc1")
// Register node
args := &structs.RegisterRequest{
Datacenter: "dc1",
Node: "foo",
Address: "127.0.0.1",
}
var out struct{}
if err := srv.agent.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
req, err := http.NewRequest("GET", "/v1/catalog/nodes?dc=dc1", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp := httptest.NewRecorder()
obj, err := 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) {
dir, srv := makeHTTPServer(t)
defer os.RemoveAll(dir)
defer srv.Shutdown()
defer srv.agent.Shutdown()
testrpc.WaitForLeader(t, srv.agent.RPC, "dc1")
// 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 := srv.agent.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
req, err := http.NewRequest("GET", "/v1/catalog/nodes?node-meta=somekey:somevalue", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp := httptest.NewRecorder()
obj, err := 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) {
dir1, srv1 := makeHTTPServerWithConfig(t,
func(c *Config) {
c.Datacenter = "dc1"
c.TranslateWanAddrs = true
})
defer os.RemoveAll(dir1)
defer srv1.Shutdown()
defer srv1.agent.Shutdown()
testrpc.WaitForLeader(t, srv1.agent.RPC, "dc1")
dir2, srv2 := makeHTTPServerWithConfig(t,
func(c *Config) {
c.Datacenter = "dc2"
c.TranslateWanAddrs = true
})
defer os.RemoveAll(dir2)
defer srv2.Shutdown()
defer srv2.agent.Shutdown()
testrpc.WaitForLeader(t, srv2.agent.RPC, "dc2")
// Wait for the WAN join.
addr := fmt.Sprintf("127.0.0.1:%d",
srv1.agent.config.Ports.SerfWan)
if _, err := srv2.agent.JoinWAN([]string{addr}); err != nil {
t.Fatalf("err: %v", err)
}
if err := testrpc.WaitForResult(func() (bool, error) {
return len(srv1.agent.WANMembers()) > 1, nil
}); err != nil {
t.Fatalf("Failed waiting for WAN join: %v", err)
}
// 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 := srv2.agent.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
}
// Query nodes in DC2 from DC1.
req, err := http.NewRequest("GET", "/v1/catalog/nodes?dc=dc2", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp1 := httptest.NewRecorder()
obj1, err1 := srv1.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 := srv2.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) {
dir, srv := makeHTTPServer(t)
defer os.RemoveAll(dir)
defer srv.Shutdown()
defer srv.agent.Shutdown()
testrpc.WaitForLeader(t, srv.agent.RPC, "dc1")
// Register node
args := &structs.DCSpecificRequest{
Datacenter: "dc1",
}
var out structs.IndexedNodes
if err := srv.agent.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 := srv.agent.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
}()
// Do a blocking read
req, err := http.NewRequest("GET",
fmt.Sprintf("/v1/catalog/nodes?wait=60s&index=%d", out.Index), nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp := httptest.NewRecorder()
obj, err := 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) {
dir, srv := makeHTTPServer(t)
defer os.RemoveAll(dir)
defer srv.Shutdown()
defer srv.agent.Shutdown()
testrpc.WaitForLeader(t, srv.agent.RPC, "dc1")
// Register nodes.
args := &structs.RegisterRequest{
Datacenter: "dc1",
Node: "foo",
Address: "127.0.0.1",
}
var out struct{}
if err := srv.agent.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 := srv.agent.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, err := http.NewRequest("GET", "/v1/catalog/nodes?dc=dc1&near=foo", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp := httptest.NewRecorder()
obj, err := 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 != srv.agent.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 := srv.agent.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, err = http.NewRequest("GET", "/v1/catalog/nodes?dc=dc1&near=foo", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp = httptest.NewRecorder()
obj, err = 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 != srv.agent.config.NodeName {
t.Fatalf("bad: %v", nodes)
}
}
func TestCatalogServices(t *testing.T) {
dir, srv := makeHTTPServer(t)
defer os.RemoveAll(dir)
defer srv.Shutdown()
defer srv.agent.Shutdown()
testrpc.WaitForLeader(t, srv.agent.RPC, "dc1")
// Register node
args := &structs.RegisterRequest{
Datacenter: "dc1",
Node: "foo",
Address: "127.0.0.1",
Service: &structs.NodeService{
Service: "api",
},
}
var out struct{}
if err := srv.agent.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
req, err := http.NewRequest("GET", "/v1/catalog/services?dc=dc1", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp := httptest.NewRecorder()
obj, err := 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) {
dir, srv := makeHTTPServer(t)
defer os.RemoveAll(dir)
defer srv.Shutdown()
defer srv.agent.Shutdown()
testrpc.WaitForLeader(t, srv.agent.RPC, "dc1")
// 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 := srv.agent.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
req, err := http.NewRequest("GET", "/v1/catalog/services?node-meta=somekey:somevalue", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp := httptest.NewRecorder()
obj, err := 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) {
dir, srv := makeHTTPServer(t)
defer os.RemoveAll(dir)
defer srv.Shutdown()
defer srv.agent.Shutdown()
testrpc.WaitForLeader(t, srv.agent.RPC, "dc1")
// Make sure an empty list is returned, not a nil
{
req, err := http.NewRequest("GET", "/v1/catalog/service/api?tag=a", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp := httptest.NewRecorder()
obj, err := 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 := srv.agent.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
req, err := http.NewRequest("GET", "/v1/catalog/service/api?tag=a", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp := httptest.NewRecorder()
obj, err := 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) {
dir, srv := makeHTTPServer(t)
defer os.RemoveAll(dir)
defer srv.Shutdown()
defer srv.agent.Shutdown()
testrpc.WaitForLeader(t, srv.agent.RPC, "dc1")
// Make sure an empty list is returned, not a nil
{
req, err := http.NewRequest("GET", "/v1/catalog/service/api?node-meta=somekey:somevalue", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp := httptest.NewRecorder()
obj, err := 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 := srv.agent.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
req, err := http.NewRequest("GET", "/v1/catalog/service/api?node-meta=somekey:somevalue", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp := httptest.NewRecorder()
obj, err := 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) {
dir1, srv1 := makeHTTPServerWithConfig(t,
func(c *Config) {
c.Datacenter = "dc1"
c.TranslateWanAddrs = true
})
defer os.RemoveAll(dir1)
defer srv1.Shutdown()
defer srv1.agent.Shutdown()
testrpc.WaitForLeader(t, srv1.agent.RPC, "dc1")
dir2, srv2 := makeHTTPServerWithConfig(t,
func(c *Config) {
c.Datacenter = "dc2"
c.TranslateWanAddrs = true
})
defer os.RemoveAll(dir2)
defer srv2.Shutdown()
defer srv2.agent.Shutdown()
testrpc.WaitForLeader(t, srv2.agent.RPC, "dc2")
// Wait for the WAN join.
addr := fmt.Sprintf("127.0.0.1:%d",
srv1.agent.config.Ports.SerfWan)
if _, err := srv2.agent.JoinWAN([]string{addr}); err != nil {
t.Fatalf("err: %v", err)
}
if err := testrpc.WaitForResult(func() (bool, error) {
return len(srv1.agent.WANMembers()) > 1, nil
}); err != nil {
t.Fatalf("Failed waiting for WAN join: %v", err)
}
// 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 := srv2.agent.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
}
// Query for the node in DC2 from DC1.
req, err := http.NewRequest("GET", "/v1/catalog/service/http_wan_translation_test?dc=dc2", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp1 := httptest.NewRecorder()
obj1, err1 := srv1.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 := srv2.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) {
dir, srv := makeHTTPServer(t)
defer os.RemoveAll(dir)
defer srv.Shutdown()
defer srv.agent.Shutdown()
testrpc.WaitForLeader(t, srv.agent.RPC, "dc1")
// 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 := srv.agent.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
req, err := http.NewRequest("GET", "/v1/catalog/service/api?tag=a", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
args = &structs.RegisterRequest{
Datacenter: "dc1",
Node: "foo",
Address: "127.0.0.2",
Service: &structs.NodeService{
Service: "api",
Tags: []string{"a"},
},
}
if err := srv.agent.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, err = http.NewRequest("GET", "/v1/catalog/service/api?tag=a&near=foo", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp := httptest.NewRecorder()
obj, err := 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 := srv.agent.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, err = http.NewRequest("GET", "/v1/catalog/service/api?tag=a&near=foo", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp = httptest.NewRecorder()
obj, err = 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) {
dir, srv := makeHTTPServer(t)
defer os.RemoveAll(dir)
defer srv.Shutdown()
defer srv.agent.Shutdown()
testrpc.WaitForLeader(t, srv.agent.RPC, "dc1")
// 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 := srv.agent.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
req, err := http.NewRequest("GET", "/v1/catalog/node/foo?dc=dc1", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp := httptest.NewRecorder()
obj, err := 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) {
dir1, srv1 := makeHTTPServerWithConfig(t,
func(c *Config) {
c.Datacenter = "dc1"
c.TranslateWanAddrs = true
})
defer os.RemoveAll(dir1)
defer srv1.Shutdown()
defer srv1.agent.Shutdown()
testrpc.WaitForLeader(t, srv1.agent.RPC, "dc1")
dir2, srv2 := makeHTTPServerWithConfig(t,
func(c *Config) {
c.Datacenter = "dc2"
c.TranslateWanAddrs = true
})
defer os.RemoveAll(dir2)
defer srv2.Shutdown()
defer srv2.agent.Shutdown()
testrpc.WaitForLeader(t, srv2.agent.RPC, "dc2")
// Wait for the WAN join.
addr := fmt.Sprintf("127.0.0.1:%d",
srv1.agent.config.Ports.SerfWan)
if _, err := srv2.agent.JoinWAN([]string{addr}); err != nil {
t.Fatalf("err: %v", err)
}
if err := testrpc.WaitForResult(func() (bool, error) {
return len(srv1.agent.WANMembers()) > 1, nil
}); err != nil {
t.Fatalf("Failed waiting for WAN join: %v", err)
}
// 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 := srv2.agent.RPC("Catalog.Register", args, &out); err != nil {
t.Fatalf("err: %v", err)
}
}
// Query for the node in DC2 from DC1.
req, err := http.NewRequest("GET", "/v1/catalog/node/foo?dc=dc2", nil)
if err != nil {
t.Fatalf("err: %v", err)
}
resp1 := httptest.NewRecorder()
obj1, err1 := srv1.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 := srv2.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)
}
}