/* Copyright (c) Edgeless Systems GmbH SPDX-License-Identifier: AGPL-3.0-only */ package cmd import ( "bytes" "errors" "strconv" "strings" "testing" "github.com/edgelesssys/constellation/internal/cloud/cloudprovider" "github.com/edgelesssys/constellation/internal/constants" "github.com/edgelesssys/constellation/internal/file" "github.com/edgelesssys/constellation/internal/state" "github.com/spf13/afero" "github.com/stretchr/testify/assert" "github.com/stretchr/testify/require" ) func TestCreate(t *testing.T) { testState := state.ConstellationState{Name: "test", LoadBalancerIP: "192.0.2.1"} someErr := errors.New("failed") testCases := map[string]struct { setupFs func(*require.Assertions) afero.Fs creator *stubCloudCreator provider cloudprovider.Provider yesFlag bool controllerCountFlag *int workerCountFlag *int configFlag string nameFlag string stdin string wantErr bool wantAbbort bool }{ "create": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{state: testState}, provider: cloudprovider.GCP, controllerCountFlag: intPtr(1), workerCountFlag: intPtr(2), yesFlag: true, }, "interactive": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{state: testState}, provider: cloudprovider.Azure, controllerCountFlag: intPtr(2), workerCountFlag: intPtr(1), stdin: "yes\n", }, "interactive abort": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, controllerCountFlag: intPtr(1), workerCountFlag: intPtr(1), stdin: "no\n", wantAbbort: true, }, "interactive error": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, controllerCountFlag: intPtr(1), workerCountFlag: intPtr(1), stdin: "foo\nfoo\nfoo\n", wantErr: true, }, "flag name to long": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, controllerCountFlag: intPtr(1), workerCountFlag: intPtr(1), nameFlag: strings.Repeat("a", constants.ConstellationNameLength+1), wantErr: true, }, "flag control-plane-count invalid": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, controllerCountFlag: intPtr(0), workerCountFlag: intPtr(3), wantErr: true, }, "flag worker-count invalid": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, controllerCountFlag: intPtr(3), workerCountFlag: intPtr(0), wantErr: true, }, "flag control-plane-count missing": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, workerCountFlag: intPtr(3), wantErr: true, }, "flag worker-count missing": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, controllerCountFlag: intPtr(3), wantErr: true, }, "old state in directory": { setupFs: func(require *require.Assertions) afero.Fs { fs := afero.NewMemMapFs() fileHandler := file.NewHandler(fs) require.NoError(fileHandler.Write(constants.StateFilename, []byte{1}, file.OptNone)) return fs }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, controllerCountFlag: intPtr(1), workerCountFlag: intPtr(1), yesFlag: true, wantErr: true, }, "old adminConf in directory": { setupFs: func(require *require.Assertions) afero.Fs { fs := afero.NewMemMapFs() fileHandler := file.NewHandler(fs) require.NoError(fileHandler.Write(constants.AdminConfFilename, []byte{1}, file.OptNone)) return fs }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, controllerCountFlag: intPtr(1), workerCountFlag: intPtr(1), yesFlag: true, wantErr: true, }, "old masterSecret in directory": { setupFs: func(require *require.Assertions) afero.Fs { fs := afero.NewMemMapFs() fileHandler := file.NewHandler(fs) require.NoError(fileHandler.Write(constants.MasterSecretFilename, []byte{1}, file.OptNone)) return fs }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, controllerCountFlag: intPtr(1), workerCountFlag: intPtr(1), yesFlag: true, wantErr: true, }, "config does not exist": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, controllerCountFlag: intPtr(1), workerCountFlag: intPtr(1), yesFlag: true, configFlag: constants.ConfigFilename, wantErr: true, }, "create error": { setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() }, creator: &stubCloudCreator{createErr: someErr}, provider: cloudprovider.GCP, controllerCountFlag: intPtr(1), workerCountFlag: intPtr(1), yesFlag: true, wantErr: true, }, "write state error": { setupFs: func(require *require.Assertions) afero.Fs { fs := afero.NewMemMapFs() return afero.NewReadOnlyFs(fs) }, creator: &stubCloudCreator{}, provider: cloudprovider.GCP, controllerCountFlag: intPtr(1), workerCountFlag: intPtr(1), yesFlag: true, wantErr: true, }, } for name, tc := range testCases { t.Run(name, func(t *testing.T) { assert := assert.New(t) require := require.New(t) cmd := NewCreateCmd() cmd.SetOut(&bytes.Buffer{}) cmd.SetErr(&bytes.Buffer{}) cmd.SetIn(bytes.NewBufferString(tc.stdin)) cmd.Flags().String("config", "", "") // register persisten flag manually if tc.yesFlag { require.NoError(cmd.Flags().Set("yes", "true")) } if tc.nameFlag != "" { require.NoError(cmd.Flags().Set("name", tc.nameFlag)) } if tc.configFlag != "" { require.NoError(cmd.Flags().Set("config", tc.configFlag)) } if tc.controllerCountFlag != nil { require.NoError(cmd.Flags().Set("control-plane-nodes", strconv.Itoa(*tc.controllerCountFlag))) } if tc.workerCountFlag != nil { require.NoError(cmd.Flags().Set("worker-nodes", strconv.Itoa(*tc.workerCountFlag))) } fileHandler := file.NewHandler(tc.setupFs(require)) err := create(cmd, tc.creator, fileHandler) if tc.wantErr { assert.Error(err) } else { assert.NoError(err) if tc.wantAbbort { assert.False(tc.creator.createCalled) } else { assert.True(tc.creator.createCalled) var state state.ConstellationState require.NoError(fileHandler.ReadJSON(constants.StateFilename, &state)) var idFile clusterIDsFile require.NoError(fileHandler.ReadJSON(constants.ClusterIDsFileName, &idFile)) assert.Equal(state, testState) } } }) } } func TestCheckDirClean(t *testing.T) { testCases := map[string]struct { fileHandler file.Handler existingFiles []string wantErr bool }{ "no file exists": { fileHandler: file.NewHandler(afero.NewMemMapFs()), }, "adminconf exists": { fileHandler: file.NewHandler(afero.NewMemMapFs()), existingFiles: []string{constants.AdminConfFilename}, wantErr: true, }, "master secret exists": { fileHandler: file.NewHandler(afero.NewMemMapFs()), existingFiles: []string{constants.MasterSecretFilename}, wantErr: true, }, "state file exists": { fileHandler: file.NewHandler(afero.NewMemMapFs()), existingFiles: []string{constants.StateFilename}, wantErr: true, }, "multiple exist": { fileHandler: file.NewHandler(afero.NewMemMapFs()), existingFiles: []string{constants.AdminConfFilename, constants.MasterSecretFilename, constants.StateFilename}, wantErr: true, }, } for name, tc := range testCases { t.Run(name, func(t *testing.T) { assert := assert.New(t) require := require.New(t) for _, f := range tc.existingFiles { require.NoError(tc.fileHandler.Write(f, []byte{1, 2, 3}, file.OptNone)) } err := checkDirClean(tc.fileHandler) if tc.wantErr { assert.Error(err) } else { assert.NoError(err) } }) } } func intPtr(i int) *int { return &i }