package agent import ( "bytes" "fmt" "io" "io/ioutil" "net/http" "net/http/httptest" "os" "path/filepath" "reflect" "testing" "github.com/hashicorp/consul/agent/structs" "github.com/hashicorp/consul/api" "github.com/hashicorp/consul/testutil" cleanhttp "github.com/hashicorp/go-cleanhttp" ) func TestUiIndex(t *testing.T) { t.Parallel() // Make a test dir to serve UI files uiDir := testutil.TempDir(t, "consul") defer os.RemoveAll(uiDir) // Make the server a := NewTestAgent(t.Name(), ` ui_dir = "`+uiDir+`" `) defer a.Shutdown() // Create file path := filepath.Join(a.Config.UIDir, "my-file") if err := ioutil.WriteFile(path, []byte("test"), 777); err != nil { t.Fatalf("err: %v", err) } // Register node req, _ := http.NewRequest("GET", "/ui/my-file", nil) req.URL.Scheme = "http" req.URL.Host = a.srv.Addr // Make the request client := cleanhttp.DefaultClient() resp, err := client.Do(req) if err != nil { t.Fatalf("err: %v", err) } // Verify the response if resp.StatusCode != 200 { t.Fatalf("bad: %v", resp) } // Verify the body out := bytes.NewBuffer(nil) io.Copy(out, resp.Body) if string(out.Bytes()) != "test" { t.Fatalf("bad: %s", out.Bytes()) } } func TestUiNodes(t *testing.T) { t.Parallel() a := NewTestAgent(t.Name(), "") defer a.Shutdown() args := &structs.RegisterRequest{ Datacenter: "dc1", Node: "test", 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/internal/ui/nodes/dc1", nil) resp := httptest.NewRecorder() obj, err := a.srv.UINodes(resp, req) if err != nil { t.Fatalf("err: %v", err) } assertIndex(t, resp) // Should be 2 nodes, and all the empty lists should be non-nil nodes := obj.(structs.NodeDump) if len(nodes) != 2 || nodes[0].Node != a.Config.NodeName || nodes[0].Services == nil || len(nodes[0].Services) != 1 || nodes[0].Checks == nil || len(nodes[0].Checks) != 1 || nodes[1].Node != "test" || nodes[1].Services == nil || len(nodes[1].Services) != 0 || nodes[1].Checks == nil || len(nodes[1].Checks) != 0 { t.Fatalf("bad: %v", obj) } } func TestUiNodeInfo(t *testing.T) { t.Parallel() a := NewTestAgent(t.Name(), "") defer a.Shutdown() req, _ := http.NewRequest("GET", fmt.Sprintf("/v1/internal/ui/node/%s", a.Config.NodeName), nil) resp := httptest.NewRecorder() obj, err := a.srv.UINodeInfo(resp, req) if err != nil { t.Fatalf("err: %v", err) } assertIndex(t, resp) // Should be 1 node for the server node := obj.(*structs.NodeInfo) if node.Node != a.Config.NodeName { t.Fatalf("bad: %v", node) } args := &structs.RegisterRequest{ Datacenter: "dc1", Node: "test", 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/internal/ui/node/test", nil) resp = httptest.NewRecorder() obj, err = a.srv.UINodeInfo(resp, req) if err != nil { t.Fatalf("err: %v", err) } assertIndex(t, resp) // Should be non-nil empty lists for services and checks node = obj.(*structs.NodeInfo) if node.Node != "test" || node.Services == nil || len(node.Services) != 0 || node.Checks == nil || len(node.Checks) != 0 { t.Fatalf("bad: %v", node) } } func TestSummarizeServices(t *testing.T) { t.Parallel() dump := structs.NodeDump{ &structs.NodeInfo{ Node: "foo", Address: "127.0.0.1", Services: []*structs.NodeService{ &structs.NodeService{ Kind: structs.ServiceKindTypical, Service: "api", Tags: []string{"tag1", "tag2"}, }, &structs.NodeService{ Kind: structs.ServiceKindConnectProxy, Service: "web", Tags: []string{}, }, }, Checks: []*structs.HealthCheck{ &structs.HealthCheck{ Status: api.HealthPassing, ServiceName: "", }, &structs.HealthCheck{ Status: api.HealthPassing, ServiceName: "web", }, &structs.HealthCheck{ Status: api.HealthWarning, ServiceName: "api", }, }, }, &structs.NodeInfo{ Node: "bar", Address: "127.0.0.2", Services: []*structs.NodeService{ &structs.NodeService{ Kind: structs.ServiceKindConnectProxy, Service: "web", Tags: []string{}, }, }, Checks: []*structs.HealthCheck{ &structs.HealthCheck{ Status: api.HealthCritical, ServiceName: "web", }, }, }, &structs.NodeInfo{ Node: "zip", Address: "127.0.0.3", Services: []*structs.NodeService{ &structs.NodeService{ Service: "cache", Tags: []string{}, }, }, }, } summary := summarizeServices(dump) if len(summary) != 3 { t.Fatalf("bad: %v", summary) } expectAPI := &ServiceSummary{ Kind: structs.ServiceKindTypical, Name: "api", Tags: []string{"tag1", "tag2"}, Nodes: []string{"foo"}, ChecksPassing: 1, ChecksWarning: 1, ChecksCritical: 0, } if !reflect.DeepEqual(summary[0], expectAPI) { t.Fatalf("bad: %v", summary[0]) } expectCache := &ServiceSummary{ Kind: structs.ServiceKindTypical, Name: "cache", Tags: []string{}, Nodes: []string{"zip"}, ChecksPassing: 0, ChecksWarning: 0, ChecksCritical: 0, } if !reflect.DeepEqual(summary[1], expectCache) { t.Fatalf("bad: %v", summary[1]) } expectWeb := &ServiceSummary{ Kind: structs.ServiceKindConnectProxy, Name: "web", Tags: []string{}, Nodes: []string{"bar", "foo"}, ChecksPassing: 2, ChecksWarning: 0, ChecksCritical: 1, } if !reflect.DeepEqual(summary[2], expectWeb) { t.Fatalf("bad: %v", summary[2]) } }