package agent import ( "fmt" "github.com/hashicorp/consul/testutil" "github.com/hashicorp/consul/consul/structs" "net/http" "net/http/httptest" "os" "testing" "time" ) func TestCatalogRegister(t *testing.T) { dir, srv := makeHTTPServer(t) defer os.RemoveAll(dir) defer srv.Shutdown() defer srv.agent.Shutdown() testutil.WaitForLeader(t, srv.agent.RPC) // 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) } } func TestCatalogDeregister(t *testing.T) { dir, srv := makeHTTPServer(t) defer os.RemoveAll(dir) defer srv.Shutdown() defer srv.agent.Shutdown() testutil.WaitForLeader(t, srv.agent.RPC) // 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() obj, err := srv.CatalogDatacenters(nil, nil) if err != nil { t.Fatalf("err: %v", err) } dcs := obj.([]string) if len(dcs) != 1 { t.Fatalf("bad: %v", obj) } } func TestCatalogNodes(t *testing.T) { dir, srv := makeHTTPServer(t) defer os.RemoveAll(dir) defer srv.Shutdown() defer srv.agent.Shutdown() testutil.WaitForLeader(t, srv.agent.RPC) // 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_Blocking(t *testing.T) { dir, srv := makeHTTPServer(t) defer os.RemoveAll(dir) defer srv.Shutdown() defer srv.agent.Shutdown() testutil.WaitForLeader(t, srv.agent.RPC) // 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 TestCatalogServices(t *testing.T) { dir, srv := makeHTTPServer(t) defer os.RemoveAll(dir) defer srv.Shutdown() defer srv.agent.Shutdown() testutil.WaitForLeader(t, srv.agent.RPC) // 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 TestCatalogServiceNodes(t *testing.T) { dir, srv := makeHTTPServer(t) defer os.RemoveAll(dir) defer srv.Shutdown() defer srv.agent.Shutdown() testutil.WaitForLeader(t, srv.agent.RPC) // 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 TestCatalogNodeServices(t *testing.T) { dir, srv := makeHTTPServer(t) defer os.RemoveAll(dir) defer srv.Shutdown() defer srv.agent.Shutdown() testutil.WaitForLeader(t, srv.agent.RPC) // 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) } }