diff --git a/hack/shoot-comparator/README.md b/hack/shoot-comparator/README.md new file mode 100644 index 00000000..d63442ba --- /dev/null +++ b/hack/shoot-comparator/README.md @@ -0,0 +1,20 @@ +# Shoot comparator + +## Overview + +This tool compares shoot files created by KIM and Provisioner. It was created to ensure that KIM generates exactly the same shoots as Provisioner does. +For more details, please refer to the following issues: +- https://github.com/kyma-project/infrastructure-manager/issues/185 +- https://github.com/kyma-project/infrastructure-manager/issues/250 + +## Build +``` +CGO_ENABLED=0 GOOS=darwin GOARCH=arm64 go build -o ./bin/comparator ./cmd +``` + +## Run + +To compare files, execute the following command: +``` +comparator files +``` \ No newline at end of file diff --git a/hack/shoot-comparator/cmd/comparator/comparator.go b/hack/shoot-comparator/cmd/comparator/comparator.go new file mode 100644 index 00000000..e2d11a43 --- /dev/null +++ b/hack/shoot-comparator/cmd/comparator/comparator.go @@ -0,0 +1,22 @@ +package comparator + +import ( + "fmt" + "os" + + "github.com/spf13/cobra" +) + +var rootCmd = &cobra.Command{ + Use: "shoot-comparator", + Short: "shoot-comparator - tool for comparing whether shoots generated by KIM,and Provisioner are the same.", + Run: func(cmd *cobra.Command, args []string) { + }, +} + +func Execute() { + if err := rootCmd.Execute(); err != nil { + fmt.Fprintf(os.Stderr, "Failed to execute shoot comparator: '%s'", err) + os.Exit(1) + } +} diff --git a/hack/shoot-comparator/cmd/comparator/directories.go b/hack/shoot-comparator/cmd/comparator/directories.go new file mode 100644 index 00000000..78856dab --- /dev/null +++ b/hack/shoot-comparator/cmd/comparator/directories.go @@ -0,0 +1,48 @@ +package comparator + +import ( + "fmt" + "github.com/kyma-project/infrastructure-manager/tools/shoot-comparator/internal/directories" + "github.com/spf13/cobra" +) + +var directoriesCmd = &cobra.Command{ + Use: "dirs", + Aliases: []string{"d"}, + Short: "Compare directories", + Args: cobra.ExactArgs(2), + Run: func(cmd *cobra.Command, args []string) { + leftDir := args[0] + rightDir := args[1] + + fmt.Printf("Comparing directories: %s and %s \n", leftDir, rightDir) + result, err := directories.CompareDirectories(leftDir, rightDir) + if err != nil { + fmt.Printf("Failed to compare directories: %s \n", err.Error()) + return + } + fmt.Printf("Numer of files in %s directory = %d \n", leftDir, result.LeftDirFilesCount) + fmt.Printf("Numer of files in %s directory = %d \n", rightDir, result.RightDirFilesCount) + + if result.Equal { + fmt.Println("Directories are equal") + } else { + fmt.Println("Directories are NOT equal") + if len(result.LeftOnly) != 0 { + fmt.Printf("Files existing in %s folder only: %s \n", leftDir, result.LeftOnly) + } + + if len(result.RightOnly) != 0 { + fmt.Printf("Files existing in %s folder only: %s \n", rightDir, result.RightOnly) + } + + if len(result.Diff) != 0 { + fmt.Printf("Differences found: %s \n", result.Diff) + } + } + }, +} + +func init() { + rootCmd.AddCommand(directoriesCmd) +} diff --git a/hack/shoot-comparator/cmd/comparator/files.go b/hack/shoot-comparator/cmd/comparator/files.go new file mode 100644 index 00000000..4936af9b --- /dev/null +++ b/hack/shoot-comparator/cmd/comparator/files.go @@ -0,0 +1,36 @@ +package comparator + +import ( + "fmt" + "github.com/kyma-project/infrastructure-manager/tools/shoot-comparator/internal/files" + "github.com/spf13/cobra" +) + +var filesCmd = &cobra.Command{ + Use: "files", + Aliases: []string{"f"}, + Short: "Compare files", + Args: cobra.ExactArgs(2), + Run: func(cmd *cobra.Command, args []string) { + leftFile := args[0] + rightFile := args[1] + + fmt.Printf("Comparing files: %s and %s \n", leftFile, rightFile) + equal, matcherErrorMessage, err := files.CompareFiles(leftFile, rightFile) + if err != nil { + fmt.Printf("Failed to compare files: %s", err.Error()) + return + } + + if equal { + fmt.Println("Shoot files are equal") + } else { + fmt.Println("Shoot files are NOT equal") + fmt.Println(matcherErrorMessage) + } + }, +} + +func init() { + rootCmd.AddCommand(filesCmd) +} diff --git a/hack/shoot-comparator/cmd/main.go b/hack/shoot-comparator/cmd/main.go new file mode 100644 index 00000000..16e05af5 --- /dev/null +++ b/hack/shoot-comparator/cmd/main.go @@ -0,0 +1,9 @@ +package main + +import ( + "github.com/kyma-project/infrastructure-manager/tools/shoot-comparator/cmd/comparator" +) + +func main() { + comparator.Execute() +} diff --git a/hack/shoot-comparator/go.mod b/hack/shoot-comparator/go.mod new file mode 100644 index 00000000..406a3266 --- /dev/null +++ b/hack/shoot-comparator/go.mod @@ -0,0 +1,39 @@ +module github.com/kyma-project/infrastructure-manager/tools/shoot-comparator + +go 1.22.5 + +require ( + github.com/gardener/gardener v1.98.0 + github.com/onsi/ginkgo/v2 v2.19.0 + github.com/onsi/gomega v1.33.1 + github.com/spf13/cobra v1.8.1 + k8s.io/apimachinery v0.29.6 + sigs.k8s.io/yaml v1.4.0 +) + +require ( + github.com/go-logr/logr v1.4.1 // indirect + github.com/go-task/slim-sprig/v3 v3.0.0 // indirect + github.com/gogo/protobuf v1.3.2 // indirect + github.com/google/go-cmp v0.6.0 // indirect + github.com/google/gofuzz v1.2.0 // indirect + github.com/google/pprof v0.0.0-20240424215950-a892ee059fd6 // indirect + github.com/inconshreveable/mousetrap v1.1.0 // indirect + github.com/json-iterator/go v1.1.12 // indirect + github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect + github.com/modern-go/reflect2 v1.0.2 // indirect + github.com/spf13/pflag v1.0.5 // indirect + golang.org/x/net v0.26.0 // indirect + golang.org/x/sys v0.21.0 // indirect + golang.org/x/text v0.16.0 // indirect + golang.org/x/tools v0.22.0 // indirect + gopkg.in/inf.v0 v0.9.1 // indirect + gopkg.in/yaml.v2 v2.4.0 // indirect + gopkg.in/yaml.v3 v3.0.1 // indirect + k8s.io/api v0.29.6 // indirect + k8s.io/apiextensions-apiserver v0.29.6 // indirect + k8s.io/klog/v2 v2.120.1 // indirect + k8s.io/utils v0.0.0-20240502163921-fe8a2dddb1d0 // indirect + sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect + sigs.k8s.io/structured-merge-diff/v4 v4.4.1 // indirect +) diff --git a/hack/shoot-comparator/go.sum 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+++ b/hack/shoot-comparator/internal/directories/direcotries_comparator.go @@ -0,0 +1,20 @@ +package directories + +type Result struct { + Equal bool + LeftOnly []string + RightOnly []string + LeftDirFilesCount int + RightDirFilesCount int + Diff []Difference +} + +type Difference struct { + LeftFile string + RightFile string + Message string +} + +func CompareDirectories(leftDir, rightDir string) (Result, error) { + return Result{}, nil +} diff --git a/hack/shoot-comparator/internal/files/files_comparator.go b/hack/shoot-comparator/internal/files/files_comparator.go new file mode 100644 index 00000000..0c1acafe --- /dev/null +++ b/hack/shoot-comparator/internal/files/files_comparator.go @@ -0,0 +1,39 @@ +package files + +import ( + "github.com/gardener/gardener/pkg/apis/core/v1beta1" + "github.com/kyma-project/infrastructure-manager/tools/shoot-comparator/pkg/shoot" + "os" + "sigs.k8s.io/yaml" +) + +func CompareFiles(leftFile, rightFile string) (bool, string, error) { + var leftObject, rightObject v1beta1.Shoot + err := readYaml(leftFile, &leftObject) + if err != nil { + return false, "", err + } + + err = readYaml(rightFile, &rightObject) + if err != nil { + return false, "", err + } + + matcher := shoot.NewMatcher(leftObject) + + success, err := matcher.Match(rightObject) + if err != nil { + return false, "", err + } + + return success, matcher.FailureMessage(nil), nil +} + +func readYaml(path string, shoot *v1beta1.Shoot) error { + bytes, err := os.ReadFile(path) + if err != nil { + return err + } + + return yaml.Unmarshal(bytes, shoot) +} diff --git a/internal/testing/shoot/matcher.go b/hack/shoot-comparator/pkg/shoot/matcher.go similarity index 89% rename from internal/testing/shoot/matcher.go rename to hack/shoot-comparator/pkg/shoot/matcher.go index 89cfc59e..4bf39f2c 100644 --- a/internal/testing/shoot/matcher.go +++ b/hack/shoot-comparator/pkg/shoot/matcher.go @@ -89,16 +89,6 @@ func (m *Matcher) Match(actual interface{}) (success bool, err error) { expected: aShoot.Annotations, path: "metadata/annotations", }, - { - GomegaMatcher: gomega.Equal(eShoot.OwnerReferences), - expected: aShoot.OwnerReferences, - path: "metadata/ownerReferences", - }, - { - GomegaMatcher: gomega.Equal(eShoot.Finalizers), - expected: aShoot.Finalizers, - path: "metadata/finalizers", - }, { GomegaMatcher: gomega.Equal(eShoot.Spec), expected: aShoot.Spec, diff --git a/internal/testing/shoot/matcher_test.go b/hack/shoot-comparator/pkg/shoot/matcher_test.go similarity index 72% rename from internal/testing/shoot/matcher_test.go rename to hack/shoot-comparator/pkg/shoot/matcher_test.go index d52981db..82dfaadd 100644 --- a/internal/testing/shoot/matcher_test.go +++ b/hack/shoot-comparator/pkg/shoot/matcher_test.go @@ -1,11 +1,9 @@ -package shoot_test +package shoot import ( "github.com/gardener/gardener/pkg/apis/core/v1beta1" - "github.com/kyma-project/infrastructure-manager/internal/testing/shoot" . "github.com/onsi/ginkgo/v2" //nolint:revive . "github.com/onsi/gomega" //nolint:revive - corev1 "k8s.io/apimachinery/pkg/apis/meta/v1" ) type deepCpOpts = func(*v1beta1.Shoot) @@ -28,18 +26,6 @@ func withLabels(labels map[string]string) deepCpOpts { } } -func withFinalizers(finalizers []string) deepCpOpts { - return func(s *v1beta1.Shoot) { - s.Finalizers = finalizers - } -} - -func withOwnerReferences(ownerReferences []corev1.OwnerReference) deepCpOpts { - return func(s *v1beta1.Shoot) { - s.OwnerReferences = ownerReferences - } -} - func withAnnotations(annotations map[string]string) deepCpOpts { return func(s *v1beta1.Shoot) { s.Annotations = annotations @@ -62,13 +48,13 @@ func deepCp(s v1beta1.Shoot, opts ...deepCpOpts) v1beta1.Shoot { } func testInvalidArgs(actual, expected interface{}) { - matcher := shoot.NewMatcher(expected) + matcher := NewMatcher(expected) _, err := matcher.Match(actual) Expect(err).To(HaveOccurred()) } func testResults(actual, expected interface{}, expectedMatch bool) { - matcher := shoot.NewMatcher(expected) + matcher := NewMatcher(expected) actualMatch, err := matcher.Match(actual) Expect(err).ShouldNot(HaveOccurred()) Expect(actualMatch).Should(Equal(expectedMatch), matcher.FailureMessage(actual)) @@ -123,24 +109,6 @@ var _ = Describe(":: shoot matcher :: ", func() { deepCp(empty, withAnnotations(map[string]string{"test": "it"})), false, ), - Entry( - "should detect differences in finalizers", - deepCp(empty, withFinalizers([]string{"test", "me"})), - deepCp(empty, withFinalizers([]string{"test", "me 2"})), - false, - ), - Entry( - "should detect differences in owner references", - deepCp(empty, withOwnerReferences([]corev1.OwnerReference{ - {Name: "test1", UID: "1"}, - {Name: "test2", UID: "2"}, - })), - deepCp(empty, withOwnerReferences([]corev1.OwnerReference{ - {Name: "test1", UID: "1"}, - {Name: "test3", UID: "3"}, - })), - false, - ), Entry( "should detect differences in spec", deepCp(empty, withShootSpec(v1beta1.ShootSpec{ diff --git a/internal/testing/shoot/suite_test.go b/hack/shoot-comparator/pkg/shoot/suite_test.go similarity index 100% rename from internal/testing/shoot/suite_test.go rename to hack/shoot-comparator/pkg/shoot/suite_test.go