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Gateway Test HTTPPathRewrite (#16418) 

* add http url path rewrite

* add Mike's test back in

* update kind to use api.APIGateway
This commit is contained in:
sarahalsmiller 2023-02-28 14:15:40 -06:00 committed by GitHub
parent 29db217a0e
commit 6db445ba29
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 271 additions and 76 deletions
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97
test/integration/consul-container/test/gateways/gateway_endpoint_test.go
View File

@ -51,7 +51,7 @@ func TestAPIGatewayCreate(t *testing.T) {
},
}
_, _, err := client.ConfigEntries().Set(apiGateway, nil)
assert.NoError(t, err)
require.NoError(t, err)
tcpRoute := &api.TCPRouteConfigEntry{
Kind: "tcp-route",
@ -70,32 +70,18 @@ func TestAPIGatewayCreate(t *testing.T) {
}
_, _, err = client.ConfigEntries().Set(tcpRoute, nil)
assert.NoError(t, err)
require.NoError(t, err)
// Create a client proxy instance with the server as an upstream
_, gatewayService := createServices(t, cluster, listenerPortOne)
//check statuses
gatewayReady := false
routeReady := false
//make sure the gateway/route come online
require.Eventually(t, func() bool {
entry, _, err := client.ConfigEntries().Get("api-gateway", "api-gateway", nil)
assert.NoError(t, err)
apiEntry := entry.(*api.APIGatewayConfigEntry)
gatewayReady = isAccepted(apiEntry.Status.Conditions)
e, _, err := client.ConfigEntries().Get("tcp-route", "api-gateway-route", nil)
assert.NoError(t, err)
routeEntry := e.(*api.TCPRouteConfigEntry)
routeReady = isBound(routeEntry.Status.Conditions)
return gatewayReady && routeReady
}, time.Second*10, time.Second*1)
//make sure config entries have been properly created
checkGatewayConfigEntry(t, client, "api-gateway", "")
checkTCPRouteConfigEntry(t, client, "api-gateway-route", "")
port, err := gatewayService.GetPort(listenerPortOne)
assert.NoError(t, err)
require.NoError(t, err)
libassert.HTTPServiceEchoes(t, "localhost", port, "")
}
@ -150,12 +136,64 @@ func createCluster(t *testing.T, ports ...int) *libcluster.Cluster {
return cluster
}
func createGateway(gatewayName string, protocol string, listenerPort int) *api.APIGatewayConfigEntry {
return &api.APIGatewayConfigEntry{
Kind: api.APIGateway,
Name: gatewayName,
Listeners: []api.APIGatewayListener{
{
Name: "listener",
Port: listenerPort,
Protocol: protocol,
},
},
}
}
func checkGatewayConfigEntry(t *testing.T, client *api.Client, gatewayName string, namespace string) {
require.Eventually(t, func() bool {
entry, _, err := client.ConfigEntries().Get(api.APIGateway, gatewayName, &api.QueryOptions{Namespace: namespace})
require.NoError(t, err)
if entry == nil {
return false
}
apiEntry := entry.(*api.APIGatewayConfigEntry)
return isAccepted(apiEntry.Status.Conditions)
}, time.Second*10, time.Second*1)
}
func checkHTTPRouteConfigEntry(t *testing.T, client *api.Client, routeName string, namespace string) {
require.Eventually(t, func() bool {
entry, _, err := client.ConfigEntries().Get(api.HTTPRoute, routeName, &api.QueryOptions{Namespace: namespace})
require.NoError(t, err)
if entry == nil {
return false
}
apiEntry := entry.(*api.HTTPRouteConfigEntry)
return isBound(apiEntry.Status.Conditions)
}, time.Second*10, time.Second*1)
}
func checkTCPRouteConfigEntry(t *testing.T, client *api.Client, routeName string, namespace string) {
require.Eventually(t, func() bool {
entry, _, err := client.ConfigEntries().Get(api.TCPRoute, routeName, &api.QueryOptions{Namespace: namespace})
require.NoError(t, err)
if entry == nil {
return false
}
apiEntry := entry.(*api.TCPRouteConfigEntry)
return isBound(apiEntry.Status.Conditions)
}, time.Second*10, time.Second*1)
}
func createService(t *testing.T, cluster *libcluster.Cluster, serviceOpts *libservice.ServiceOpts, containerArgs []string) libservice.Service {
node := cluster.Agents[0]
client := node.GetClient()
// Create a service and proxy instance
service, _, err := libservice.CreateAndRegisterStaticServerAndSidecar(node, serviceOpts, containerArgs...)
assert.NoError(t, err)
require.NoError(t, err)
libassert.CatalogServiceExists(t, client, serviceOpts.Name+"-sidecar-proxy")
libassert.CatalogServiceExists(t, client, serviceOpts.Name)
@ -183,15 +221,18 @@ func createServices(t *testing.T, cluster *libcluster.Cluster, ports ...int) (li
return clientConnectProxy, gatewayService
}
// checkRoute, customized version of libassert.RouteEchos to allow for headers/distinguishing between the server instances
type checkOptions struct {
debug bool
statusCode int
testName string
}
func checkRoute(t *testing.T, ip string, port int, path string, headers map[string]string, expected checkOptions) {
// checkRoute, customized version of libassert.RouteEchos to allow for headers/distinguishing between the server instances
func checkRoute(t *testing.T, port int, path string, headers map[string]string, expected checkOptions) {
ip := "localhost"
if expected.testName != "" {
t.Log("running " + expected.testName)
}
const phrase = "hello"
failer := func() *retry.Timer {
@ -199,17 +240,15 @@ func checkRoute(t *testing.T, ip string, port int, path string, headers map[stri
}
client := cleanhttp.DefaultClient()
url := fmt.Sprintf("http://%s:%d", ip, port)
if path != "" {
url += "/" + path
}
path = strings.TrimPrefix(path, "/")
url := fmt.Sprintf("http://%s:%d/%s", ip, port, path)
retry.RunWith(failer(), t, func(r *retry.R) {
t.Logf("making call to %s", url)
reader := strings.NewReader(phrase)
req, err := http.NewRequest("POST", url, reader)
assert.NoError(t, err)
require.NoError(t, err)
headers["content-type"] = "text/plain"
for k, v := range headers {

250
test/integration/consul-container/test/gateways/http_route_test.go
View File

@ -83,7 +83,7 @@ func TestHTTPRouteFlattening(t *testing.T) {
}
_, _, err := client.ConfigEntries().Set(proxyDefaults, nil)
assert.NoError(t, err)
require.NoError(t, err)
apiGateway := &api.APIGatewayConfigEntry{
Kind: "api-gateway",
@ -174,11 +174,11 @@ func TestHTTPRouteFlattening(t *testing.T) {
}
_, _, err = client.ConfigEntries().Set(apiGateway, nil)
assert.NoError(t, err)
require.NoError(t, err)
_, _, err = client.ConfigEntries().Set(routeOne, nil)
assert.NoError(t, err)
require.NoError(t, err)
_, _, err = client.ConfigEntries().Set(routeTwo, nil)
assert.NoError(t, err)
require.NoError(t, err)
//create gateway service
gatewayService, err := libservice.NewGatewayService(context.Background(), gatewayName, "api", cluster.Agents[0], listenerPort)
@ -186,77 +186,233 @@ func TestHTTPRouteFlattening(t *testing.T) {
libassert.CatalogServiceExists(t, client, gatewayName)
//make sure config entries have been properly created
require.Eventually(t, func() bool {
entry, _, err := client.ConfigEntries().Get(api.APIGateway, gatewayName, &api.QueryOptions{Namespace: namespace})
assert.NoError(t, err)
if entry == nil {
return false
}
apiEntry := entry.(*api.APIGatewayConfigEntry)
t.Log(entry)
return isAccepted(apiEntry.Status.Conditions)
}, time.Second*10, time.Second*1)
require.Eventually(t, func() bool {
entry, _, err := client.ConfigEntries().Get(api.HTTPRoute, routeOneName, &api.QueryOptions{Namespace: namespace})
assert.NoError(t, err)
if entry == nil {
return false
}
apiEntry := entry.(*api.HTTPRouteConfigEntry)
t.Log(entry)
return isBound(apiEntry.Status.Conditions)
}, time.Second*10, time.Second*1)
require.Eventually(t, func() bool {
entry, _, err := client.ConfigEntries().Get(api.HTTPRoute, routeTwoName, nil)
assert.NoError(t, err)
if entry == nil {
return false
}
apiEntry := entry.(*api.HTTPRouteConfigEntry)
return isBound(apiEntry.Status.Conditions)
}, time.Second*10, time.Second*1)
checkGatewayConfigEntry(t, client, gatewayName, namespace)
checkHTTPRouteConfigEntry(t, client, routeOneName, namespace)
checkHTTPRouteConfigEntry(t, client, routeTwoName, namespace)
//gateway resolves routes
ip := "localhost"
gatewayPort, err := gatewayService.GetPort(listenerPort)
assert.NoError(t, err)
require.NoError(t, err)
//route 2 with headers
//Same v2 path with and without header
checkRoute(t, ip, gatewayPort, "v2", map[string]string{
checkRoute(t, gatewayPort, "/v2", map[string]string{
"Host": "test.foo",
"x-v2": "v2",
}, checkOptions{statusCode: service2ResponseCode, testName: "service2 header and path"})
checkRoute(t, ip, gatewayPort, "v2", map[string]string{
checkRoute(t, gatewayPort, "/v2", map[string]string{
"Host": "test.foo",
}, checkOptions{statusCode: service2ResponseCode, testName: "service2 just path match"})
////v1 path with the header
checkRoute(t, ip, gatewayPort, "check", map[string]string{
checkRoute(t, gatewayPort, "/check", map[string]string{
"Host": "test.foo",
"x-v2": "v2",
}, checkOptions{statusCode: service2ResponseCode, testName: "service2 just header match"})
checkRoute(t, ip, gatewayPort, "v2/path/value", map[string]string{
checkRoute(t, gatewayPort, "/v2/path/value", map[string]string{
"Host": "test.foo",
"x-v2": "v2",
}, checkOptions{statusCode: service2ResponseCode, testName: "service2 v2 with path"})
//hit service 1 by hitting root path
checkRoute(t, ip, gatewayPort, "", map[string]string{
checkRoute(t, gatewayPort, "", map[string]string{
"Host": "test.foo",
}, checkOptions{debug: false, statusCode: service1ResponseCode, testName: "service1 root prefix"})
//hit service 1 by hitting v2 path with v1 hostname
checkRoute(t, ip, gatewayPort, "v2", map[string]string{
checkRoute(t, gatewayPort, "/v2", map[string]string{
"Host": "test.example",
}, checkOptions{debug: false, statusCode: service1ResponseCode, testName: "service1, v2 path with v2 hostname"})
}
func TestHTTPRoutePathRewrite(t *testing.T) {
if testing.Short() {
t.Skip("too slow for testing.Short")
}
t.Parallel()
//infrastructure set up
listenerPort := 6001
//create cluster
cluster := createCluster(t, listenerPort)
client := cluster.Agents[0].GetClient()
fooStatusCode := 400
barStatusCode := 201
fooPath := "/v1/foo"
barPath := "/v1/bar"
fooService := createService(t, cluster, &libservice.ServiceOpts{
Name: "foo",
ID: "foo",
HTTPPort: 8080,
GRPCPort: 8081,
}, []string{
//customizes response code so we can distinguish between which service is responding
"-echo-debug-path", fooPath,
"-echo-server-default-params", fmt.Sprintf("status=%d", fooStatusCode),
})
barService := createService(t, cluster, &libservice.ServiceOpts{
Name: "bar",
ID: "bar",
//TODO we can potentially get conflicts if these ports are the same
HTTPPort: 8079,
GRPCPort: 8078,
}, []string{
"-echo-debug-path", barPath,
"-echo-server-default-params", fmt.Sprintf("status=%d", barStatusCode),
},
)
namespace := getNamespace()
gatewayName := randomName("gw", 16)
invalidRouteName := randomName("route", 16)
validRouteName := randomName("route", 16)
fooUnrewritten := "/foo"
barUnrewritten := "/bar"
//write config entries
proxyDefaults := &api.ProxyConfigEntry{
Kind: api.ProxyDefaults,
Name: api.ProxyConfigGlobal,
Namespace: namespace,
Config: map[string]interface{}{
"protocol": "http",
},
}
_, _, err := client.ConfigEntries().Set(proxyDefaults, nil)
require.NoError(t, err)
apiGateway := createGateway(gatewayName, "http", listenerPort)
fooRoute := &api.HTTPRouteConfigEntry{
Kind: api.HTTPRoute,
Name: invalidRouteName,
Parents: []api.ResourceReference{
{
Kind: api.APIGateway,
Name: gatewayName,
Namespace: namespace,
},
},
Hostnames: []string{
"test.foo",
},
Namespace: namespace,
Rules: []api.HTTPRouteRule{
{
Filters: api.HTTPFilters{
URLRewrite: &api.URLRewrite{
Path: fooPath,
},
},
Services: []api.HTTPService{
{
Name: fooService.GetServiceName(),
Namespace: namespace,
},
},
Matches: []api.HTTPMatch{
{
Path: api.HTTPPathMatch{
Match: api.HTTPPathMatchPrefix,
Value: fooUnrewritten,
},
},
},
},
},
}
barRoute := &api.HTTPRouteConfigEntry{
Kind: api.HTTPRoute,
Name: validRouteName,
Parents: []api.ResourceReference{
{
Kind: api.APIGateway,
Name: gatewayName,
Namespace: namespace,
},
},
Hostnames: []string{
"test.foo",
},
Namespace: namespace,
Rules: []api.HTTPRouteRule{
{
Filters: api.HTTPFilters{
URLRewrite: &api.URLRewrite{
Path: barPath,
},
},
Services: []api.HTTPService{
{
Name: barService.GetServiceName(),
Namespace: namespace,
},
},
Matches: []api.HTTPMatch{
{
Path: api.HTTPPathMatch{
Match: api.HTTPPathMatchPrefix,
Value: barUnrewritten,
},
},
},
},
},
}
_, _, err = client.ConfigEntries().Set(apiGateway, nil)
require.NoError(t, err)
_, _, err = client.ConfigEntries().Set(fooRoute, nil)
require.NoError(t, err)
_, _, err = client.ConfigEntries().Set(barRoute, nil)
require.NoError(t, err)
//create gateway service
gatewayService, err := libservice.NewGatewayService(context.Background(), gatewayName, "api", cluster.Agents[0], listenerPort)
require.NoError(t, err)
libassert.CatalogServiceExists(t, client, gatewayName)
//make sure config entries have been properly created
checkGatewayConfigEntry(t, client, gatewayName, namespace)
checkHTTPRouteConfigEntry(t, client, invalidRouteName, namespace)
checkHTTPRouteConfigEntry(t, client, validRouteName, namespace)
gatewayPort, err := gatewayService.GetPort(listenerPort)
require.NoError(t, err)
//TODO these were the assertions we had in the original test. potentially would want more test cases
//NOTE: Hitting the debug path code overrides default expected value
debugExpectedStatusCode := 200
//hit foo, making sure path is being rewritten by hitting the debug page
checkRoute(t, gatewayPort, fooUnrewritten, map[string]string{
"Host": "test.foo",
}, checkOptions{debug: true, statusCode: debugExpectedStatusCode, testName: "foo service"})
//make sure foo is being sent to proper service
checkRoute(t, gatewayPort, fooUnrewritten+"/foo", map[string]string{
"Host": "test.foo",
}, checkOptions{debug: false, statusCode: fooStatusCode, testName: "foo service"})
//hit bar, making sure its been rewritten
checkRoute(t, gatewayPort, barUnrewritten, map[string]string{
"Host": "test.foo",
}, checkOptions{debug: true, statusCode: debugExpectedStatusCode, testName: "bar service"})
//hit bar, making sure its being sent to the proper service
checkRoute(t, gatewayPort, barUnrewritten+"/bar", map[string]string{
"Host": "test.foo",
}, checkOptions{debug: false, statusCode: barStatusCode, testName: "bar service"})
}
func TestHTTPRouteParentRefChange(t *testing.T) {
if testing.Short() {
t.Skip("too slow for testing.Short")
@ -420,7 +576,7 @@ func TestHTTPRouteParentRefChange(t *testing.T) {
// hit service by requesting root path
// TODO: testName field in checkOptions struct looked to be unused, is it needed?
checkRoute(t, address, gatewayOnePort, "", map[string]string{
checkRoute(t, gatewayOnePort, "", map[string]string{
"Host": "test.foo",
}, checkOptions{debug: false, statusCode: 200})
@ -457,7 +613,7 @@ func TestHTTPRouteParentRefChange(t *testing.T) {
}, time.Second*10, time.Second*1)
// hit service by requesting root path on other gateway with different hostname
checkRoute(t, address, gatewayTwoPort, "", map[string]string{
checkRoute(t, gatewayTwoPort, "", map[string]string{
"Host": "test.example",
}, checkOptions{debug: false, statusCode: 200})