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| 1 | +package analyzer |
| 2 | + |
| 3 | +import ( |
| 4 | + "os" |
| 5 | + "path/filepath" |
| 6 | + "strings" |
| 7 | + "testing" |
| 8 | + |
| 9 | + "github.com/stretchr/testify/require" |
| 10 | + |
| 11 | + "github.com/np-guard/cluster-topology-analyzer/pkg/common" |
| 12 | +) |
| 13 | + |
| 14 | +func TestNetworkAddressValue(t *testing.T) { |
| 15 | + type strBoolPair struct { |
| 16 | + str string |
| 17 | + b bool |
| 18 | + } |
| 19 | + |
| 20 | + valuesToCheck := map[string]strBoolPair{ |
| 21 | + "svc": {"svc", true}, |
| 22 | + "svc:500": {"svc:500", true}, |
| 23 | + "http://svc:500": {"svc:500", true}, |
| 24 | + "fttps://svc:500/something#abc": {"svc:500", true}, |
| 25 | + strings.Repeat("abc", 500): {"", false}, |
| 26 | + "not%a*url": {"", false}, |
| 27 | + "123": {"", false}, |
| 28 | + } |
| 29 | + |
| 30 | + for val, expectedAnswer := range valuesToCheck { |
| 31 | + strRes, boolRes := NetworkAddressValue(val) |
| 32 | + require.Equal(t, expectedAnswer.b, boolRes) |
| 33 | + require.Equal(t, expectedAnswer.str, strRes) |
| 34 | + } |
| 35 | +} |
| 36 | + |
| 37 | +func TestScanningSvc(t *testing.T) { |
| 38 | + resourceBuf, err := loadResourceAsByteArray([]string{"k8s_guestbook", "frontend-service.yaml"}) |
| 39 | + require.Nil(t, err) |
| 40 | + res, err := ScanK8sServiceObject(resourceBuf) |
| 41 | + require.Nil(t, err) |
| 42 | + require.Equal(t, "frontend", res.Resource.Name) |
| 43 | + require.Len(t, res.Resource.Selectors, 2) |
| 44 | + require.Len(t, res.Resource.Network, 1) |
| 45 | + require.Equal(t, 80, res.Resource.Network[0].Port) |
| 46 | +} |
| 47 | + |
| 48 | +func TestScanningDeploymentWithArgs(t *testing.T) { |
| 49 | + resourceBuf, err := loadResourceAsByteArray([]string{"sockshop", "manifests", "01-carts-dep.yaml"}) |
| 50 | + require.Nil(t, err) |
| 51 | + res, err := ScanK8sWorkloadObject("Deployment", resourceBuf) |
| 52 | + require.Nil(t, err) |
| 53 | + require.Equal(t, "carts", res.Resource.Name) |
| 54 | + require.Len(t, res.Resource.NetworkAddrs, 1) |
| 55 | + require.Equal(t, "carts-db:27017", res.Resource.NetworkAddrs[0]) |
| 56 | + require.Len(t, res.Resource.Labels, 1) |
| 57 | + require.Equal(t, "carts", res.Resource.Labels["name"]) |
| 58 | +} |
| 59 | + |
| 60 | +func TestScanningDeploymentWithEnvs(t *testing.T) { |
| 61 | + resourceBuf, err := loadResourceAsByteArray([]string{"k8s_guestbook", "frontend-deployment.yaml"}) |
| 62 | + require.Nil(t, err) |
| 63 | + res, err := ScanK8sWorkloadObject("Deployment", resourceBuf) |
| 64 | + require.Nil(t, err) |
| 65 | + require.Equal(t, "frontend", res.Resource.Name) |
| 66 | + require.Len(t, res.Resource.NetworkAddrs, 4) |
| 67 | + require.Len(t, res.Resource.Labels, 2) |
| 68 | +} |
| 69 | + |
| 70 | +func TestScanningDeploymentWithConfigMapRef(t *testing.T) { |
| 71 | + resourceBuf, err := loadResourceAsByteArray([]string{"acs-security-demos", "frontend", "webapp", "deployment.yaml"}) |
| 72 | + require.Nil(t, err) |
| 73 | + res, err := ScanK8sWorkloadObject("Deployment", resourceBuf) |
| 74 | + require.Nil(t, err) |
| 75 | + require.Equal(t, "webapp", res.Resource.Name) |
| 76 | + require.Len(t, res.Resource.ConfigMapRefs, 1) |
| 77 | + require.Empty(t, res.Resource.NetworkAddrs) // extracting network addresses from configmaps happens later |
| 78 | + require.Len(t, res.Resource.Labels, 1) |
| 79 | +} |
| 80 | + |
| 81 | +func TestScanningReplicaSet(t *testing.T) { |
| 82 | + resourceBuf, err := loadResourceAsByteArray([]string{"k8s_guestbook", "redis-leader-deployment.yaml"}) |
| 83 | + require.Nil(t, err) |
| 84 | + res, err := ScanK8sWorkloadObject("ReplicaSet", resourceBuf) |
| 85 | + require.Nil(t, err) |
| 86 | + require.Equal(t, "redis-leader", res.Resource.Name) |
| 87 | + require.Len(t, res.Resource.NetworkAddrs, 0) |
| 88 | + require.Len(t, res.Resource.Labels, 3) |
| 89 | +} |
| 90 | + |
| 91 | +func TestScanningConfigMap(t *testing.T) { |
| 92 | + resourceBuf, err := loadResourceAsByteArray([]string{"qotd", "qotd_usecase.yaml"}) |
| 93 | + require.Nil(t, err) |
| 94 | + res, err := ScanK8sConfigmapObject(resourceBuf) |
| 95 | + require.Nil(t, err) |
| 96 | + require.Equal(t, res.FullName, "qotd-load/qotd-usecase-library") |
| 97 | + require.Len(t, res.Data, 5) |
| 98 | +} |
| 99 | + |
| 100 | +func TestScanningIngress(t *testing.T) { |
| 101 | + resourceBuf, err := loadResourceAsByteArray([]string{"bookinfo", "bookinfo-ingress.yaml"}) |
| 102 | + require.Nil(t, err) |
| 103 | + toExpose := common.ServicesToExpose{} |
| 104 | + err = ScanIngressObject(resourceBuf, toExpose) |
| 105 | + require.Nil(t, err) |
| 106 | + require.Len(t, toExpose, 1) |
| 107 | +} |
| 108 | + |
| 109 | +func TestScanningRoute(t *testing.T) { |
| 110 | + resourceBuf, err := loadResourceAsByteArray([]string{"acs-security-demos", "frontend", "webapp", "route.yaml"}) |
| 111 | + require.Nil(t, err) |
| 112 | + toExpose := common.ServicesToExpose{} |
| 113 | + err = ScanOCRouteObject(resourceBuf, toExpose) |
| 114 | + require.Nil(t, err) |
| 115 | + require.Len(t, toExpose, 1) |
| 116 | +} |
| 117 | + |
| 118 | +func loadResourceAsByteArray(resourceDirs []string) ([]byte, error) { |
| 119 | + currentDir, _ := os.Getwd() |
| 120 | + resourceRelPath := filepath.Join(resourceDirs...) |
| 121 | + resourcePath := filepath.Join(currentDir, "..", "..", "tests", resourceRelPath) |
| 122 | + return os.ReadFile(resourcePath) |
| 123 | +} |
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