mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-10-01 01:36:09 -04:00
357 lines
12 KiB
Go
357 lines
12 KiB
Go
package cmd
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import (
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"bytes"
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"context"
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"errors"
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"testing"
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"github.com/edgelesssys/constellation/cli/file"
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"github.com/edgelesssys/constellation/internal/constants"
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"github.com/edgelesssys/constellation/internal/state"
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"github.com/spf13/afero"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestRecoverCmdArgumentValidation(t *testing.T) {
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testCases := map[string]struct {
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args []string
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wantErr bool
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}{
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"no args": {[]string{}, false},
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"too many arguments": {[]string{"abc"}, true},
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}
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for name, tc := range testCases {
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t.Run(name, func(t *testing.T) {
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assert := assert.New(t)
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cmd := newRecoverCmd()
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err := cmd.ValidateArgs(tc.args)
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if tc.wantErr {
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assert.Error(err)
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} else {
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assert.NoError(err)
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}
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})
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}
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}
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func TestRecover(t *testing.T) {
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validState := state.ConstellationState{CloudProvider: "GCP"}
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invalidCSPState := state.ConstellationState{CloudProvider: "invalid"}
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testCases := map[string]struct {
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setupFs func(*require.Assertions) afero.Fs
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existingState state.ConstellationState
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client *stubRecoveryClient
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endpointFlag string
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diskUUIDFlag string
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masterSecretFlag string
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devConfigFlag string
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stateless bool
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wantErr bool
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wantKey []byte
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}{
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"works": {
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setupFs: func(require *require.Assertions) afero.Fs {
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fs := afero.NewMemMapFs()
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require.NoError(afero.WriteFile(fs, "constellation-mastersecret.base64", []byte("Y29uc3RlbGxhdGlvbi1tYXN0ZXItc2VjcmV0LWxlbmc="), 0o777))
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return fs
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},
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existingState: validState,
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client: &stubRecoveryClient{},
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endpointFlag: "192.0.2.1",
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diskUUIDFlag: "00000000-0000-0000-0000-000000000000",
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wantKey: []byte{0x2e, 0x4d, 0x40, 0x3a, 0x90, 0x96, 0x6e, 0xd, 0x42, 0x3, 0x98, 0xd, 0xce, 0xc5, 0x73, 0x26, 0xf4, 0x87, 0xcf, 0x85, 0x73, 0xe1, 0xb7, 0xd6, 0xb2, 0x82, 0x4c, 0xd9, 0xbc, 0xa5, 0x7c, 0x32},
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},
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"uppercase disk uuid works": {
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setupFs: func(require *require.Assertions) afero.Fs {
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fs := afero.NewMemMapFs()
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require.NoError(afero.WriteFile(fs, "constellation-mastersecret.base64", []byte("Y29uc3RlbGxhdGlvbi1tYXN0ZXItc2VjcmV0LWxlbmc="), 0o777))
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return fs
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},
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existingState: validState,
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client: &stubRecoveryClient{},
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endpointFlag: "192.0.2.1",
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diskUUIDFlag: "ABCDEFAB-CDEF-ABCD-ABCD-ABCDEFABCDEF",
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wantKey: []byte{0xa9, 0x4, 0x3a, 0x74, 0x53, 0xeb, 0x23, 0xb2, 0xbc, 0x88, 0xce, 0xa7, 0x4e, 0xa9, 0xda, 0x9f, 0x11, 0x85, 0xc4, 0x2f, 0x1f, 0x25, 0x10, 0xc9, 0xec, 0xfe, 0xa, 0x6c, 0xa2, 0x6f, 0x53, 0x34},
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},
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"lowercase disk uuid results in same key": {
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setupFs: func(require *require.Assertions) afero.Fs {
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fs := afero.NewMemMapFs()
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require.NoError(afero.WriteFile(fs, "constellation-mastersecret.base64", []byte("Y29uc3RlbGxhdGlvbi1tYXN0ZXItc2VjcmV0LWxlbmc="), 0o777))
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return fs
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},
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existingState: validState,
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client: &stubRecoveryClient{},
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endpointFlag: "192.0.2.1",
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diskUUIDFlag: "abcdefab-cdef-abcd-abcd-abcdefabcdef",
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wantKey: []byte{0xa9, 0x4, 0x3a, 0x74, 0x53, 0xeb, 0x23, 0xb2, 0xbc, 0x88, 0xce, 0xa7, 0x4e, 0xa9, 0xda, 0x9f, 0x11, 0x85, 0xc4, 0x2f, 0x1f, 0x25, 0x10, 0xc9, 0xec, 0xfe, 0xa, 0x6c, 0xa2, 0x6f, 0x53, 0x34},
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},
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"missing flags": {
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setupFs: func(require *require.Assertions) afero.Fs { return afero.NewMemMapFs() },
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wantErr: true,
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},
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"missing dev-config": {
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setupFs: func(require *require.Assertions) afero.Fs {
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fs := afero.NewMemMapFs()
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require.NoError(afero.WriteFile(fs, "constellation-mastersecret.base64", []byte("Y29uc3RlbGxhdGlvbi1tYXN0ZXItc2VjcmV0LWxlbmc="), 0o777))
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return fs
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},
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endpointFlag: "192.0.2.1",
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diskUUIDFlag: "00000000-0000-0000-0000-000000000000",
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devConfigFlag: "nonexistent-dev-config",
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wantErr: true,
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},
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"missing state": {
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setupFs: func(require *require.Assertions) afero.Fs {
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fs := afero.NewMemMapFs()
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require.NoError(afero.WriteFile(fs, "constellation-mastersecret.base64", []byte("Y29uc3RlbGxhdGlvbi1tYXN0ZXItc2VjcmV0LWxlbmc="), 0o777))
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return fs
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},
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existingState: validState,
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endpointFlag: "192.0.2.1",
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diskUUIDFlag: "00000000-0000-0000-0000-000000000000",
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stateless: true,
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wantErr: true,
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},
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"invalid cloud provider": {
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setupFs: func(require *require.Assertions) afero.Fs {
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fs := afero.NewMemMapFs()
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require.NoError(afero.WriteFile(fs, "constellation-mastersecret.base64", []byte("Y29uc3RlbGxhdGlvbi1tYXN0ZXItc2VjcmV0LWxlbmc="), 0o777))
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return fs
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},
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existingState: invalidCSPState,
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endpointFlag: "192.0.2.1",
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diskUUIDFlag: "00000000-0000-0000-0000-000000000000",
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wantErr: true,
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},
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"connect fails": {
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setupFs: func(require *require.Assertions) afero.Fs {
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fs := afero.NewMemMapFs()
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require.NoError(afero.WriteFile(fs, "constellation-mastersecret.base64", []byte("Y29uc3RlbGxhdGlvbi1tYXN0ZXItc2VjcmV0LWxlbmc="), 0o777))
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return fs
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},
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existingState: validState,
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client: &stubRecoveryClient{connectErr: errors.New("connect failed")},
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endpointFlag: "192.0.2.1",
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diskUUIDFlag: "00000000-0000-0000-0000-000000000000",
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wantErr: true,
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},
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"pushing state key fails": {
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setupFs: func(require *require.Assertions) afero.Fs {
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fs := afero.NewMemMapFs()
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require.NoError(afero.WriteFile(fs, "constellation-mastersecret.base64", []byte("Y29uc3RlbGxhdGlvbi1tYXN0ZXItc2VjcmV0LWxlbmc="), 0o777))
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return fs
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},
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existingState: validState,
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client: &stubRecoveryClient{pushStateDiskKeyErr: errors.New("pushing key failed")},
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endpointFlag: "192.0.2.1",
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diskUUIDFlag: "00000000-0000-0000-0000-000000000000",
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wantErr: true,
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},
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}
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for name, tc := range testCases {
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t.Run(name, func(t *testing.T) {
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assert := assert.New(t)
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require := require.New(t)
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cmd := newRecoverCmd()
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cmd.Flags().String("dev-config", "", "") // register persisten flag manually
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out := &bytes.Buffer{}
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cmd.SetOut(out)
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cmd.SetErr(&bytes.Buffer{})
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if tc.endpointFlag != "" {
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require.NoError(cmd.Flags().Set("endpoint", tc.endpointFlag))
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}
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if tc.diskUUIDFlag != "" {
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require.NoError(cmd.Flags().Set("disk-uuid", tc.diskUUIDFlag))
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}
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if tc.masterSecretFlag != "" {
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require.NoError(cmd.Flags().Set("master-secret", tc.masterSecretFlag))
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}
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if tc.devConfigFlag != "" {
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require.NoError(cmd.Flags().Set("dev-config", tc.devConfigFlag))
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}
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fileHandler := file.NewHandler(tc.setupFs(require))
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if !tc.stateless {
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require.NoError(fileHandler.WriteJSON(constants.StateFilename, tc.existingState, file.OptNone))
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}
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ctx := context.Background()
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err := recover(ctx, cmd, fileHandler, tc.client)
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if tc.wantErr {
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assert.Error(err)
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return
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}
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assert.NoError(err)
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assert.Contains(out.String(), "Pushed recovery key.")
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assert.Equal(tc.wantKey, tc.client.pushStateDiskKeyKey)
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})
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}
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}
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func TestParseRecoverFlags(t *testing.T) {
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testCases := map[string]struct {
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args []string
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wantFlags recoverFlags
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wantErr bool
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}{
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"no flags": {
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wantErr: true,
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},
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"invalid ip": {
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args: []string{"-e", "192.0.2.1:2:2", "--disk-uuid", "12345678-1234-1234-1234-123456789012"},
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wantErr: true,
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},
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"invalid disk uuid": {
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args: []string{"-e", "192.0.2.1:2", "--disk-uuid", "invalid"},
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wantErr: true,
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},
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"invalid master secret path": {
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args: []string{"-e", "192.0.2.1:2", "--disk-uuid", "12345678-1234-1234-1234-123456789012", "--master-secret", "invalid"},
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wantErr: true,
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},
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"minimal args set": {
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args: []string{"-e", "192.0.2.1:2", "--disk-uuid", "12345678-1234-1234-1234-123456789012"},
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wantFlags: recoverFlags{
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endpoint: "192.0.2.1:2",
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diskUUID: "12345678-1234-1234-1234-123456789012",
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masterSecret: []byte("constellation-master-secret-leng"),
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},
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},
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"all args set": {
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args: []string{
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"-e", "192.0.2.1:2", "--disk-uuid", "12345678-1234-1234-1234-123456789012",
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"--master-secret", "constellation-mastersecret.base64", "--dev-config", "dev-config-path",
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},
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wantFlags: recoverFlags{
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endpoint: "192.0.2.1:2",
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diskUUID: "12345678-1234-1234-1234-123456789012",
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masterSecret: []byte("constellation-master-secret-leng"),
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devConfigPath: "dev-config-path",
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},
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},
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"uppercase disk-uuid is converted to lowercase": {
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args: []string{"-e", "192.0.2.1:2", "--disk-uuid", "ABCDEFAB-CDEF-ABCD-ABCD-ABCDEFABCDEF"},
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wantFlags: recoverFlags{
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endpoint: "192.0.2.1:2",
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diskUUID: "abcdefab-cdef-abcd-abcd-abcdefabcdef",
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masterSecret: []byte("constellation-master-secret-leng"),
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},
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},
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}
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for name, tc := range testCases {
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t.Run(name, func(t *testing.T) {
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assert := assert.New(t)
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require := require.New(t)
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fs := afero.NewMemMapFs()
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require.NoError(afero.WriteFile(fs, "constellation-mastersecret.base64", []byte("Y29uc3RlbGxhdGlvbi1tYXN0ZXItc2VjcmV0LWxlbmc="), 0o777))
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cmd := newRecoverCmd()
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cmd.Flags().String("dev-config", "", "") // register persistent flag manually
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require.NoError(cmd.ParseFlags(tc.args))
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flags, err := parseRecoverFlags(cmd, file.NewHandler(fs))
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if tc.wantErr {
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assert.Error(err)
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return
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}
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assert.NoError(err)
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assert.Equal(tc.wantFlags, flags)
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})
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}
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}
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func TestReadMasterSecret(t *testing.T) {
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testCases := map[string]struct {
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fileContents []byte
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filename string
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wantMasterSecret []byte
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wantErr bool
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}{
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"invalid base64": {
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fileContents: []byte("invalid"),
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filename: "constellation-mastersecret.base64",
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wantErr: true,
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},
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"invalid filename": {
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fileContents: []byte("Y29uc3RlbGxhdGlvbi1tYXN0ZXItc2VjcmV0LWxlbmc="),
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filename: "invalid",
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wantErr: true,
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},
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"correct master secret": {
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fileContents: []byte("Y29uc3RlbGxhdGlvbi1tYXN0ZXItc2VjcmV0LWxlbmc="),
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filename: "constellation-mastersecret.base64",
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wantMasterSecret: []byte("constellation-master-secret-leng"),
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},
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}
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for name, tc := range testCases {
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t.Run(name, func(t *testing.T) {
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assert := assert.New(t)
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require := require.New(t)
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fs := afero.NewMemMapFs()
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require.NoError(afero.WriteFile(fs, "constellation-mastersecret.base64", tc.fileContents, 0o777))
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masterSecret, err := readMasterSecret(file.NewHandler(fs), tc.filename)
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if tc.wantErr {
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assert.Error(err)
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return
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}
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assert.NoError(err)
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assert.Equal(tc.wantMasterSecret, masterSecret)
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})
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}
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}
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func TestDeriveStateDiskKey(t *testing.T) {
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testCases := map[string]struct {
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masterKey []byte
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diskUUID string
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wantStateDiskKey []byte
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}{
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"all zero": {
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masterKey: []byte{
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
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},
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diskUUID: "00000000-0000-0000-0000-000000000000",
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wantStateDiskKey: []byte{
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0xa8, 0xb0, 0x86, 0x83, 0x6f, 0x0b, 0x26, 0x04, 0x86, 0x22, 0x27, 0xcc, 0xa1, 0x1c, 0xaf, 0x6c,
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0x30, 0x4d, 0x90, 0x89, 0x82, 0x68, 0x53, 0x7f, 0x4f, 0x46, 0x7a, 0x65, 0xa2, 0x5d, 0x5e, 0x43,
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},
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},
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"all 0xff": {
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masterKey: []byte{
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
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},
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diskUUID: "ffffffff-ffff-ffff-ffff-ffffffffffff",
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wantStateDiskKey: []byte{
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0x24, 0x18, 0x84, 0x7f, 0xca, 0x86, 0x55, 0xb5, 0x45, 0xa6, 0xb3, 0xc4, 0x45, 0xbb, 0x08, 0x10,
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0x16, 0xb3, 0xde, 0x30, 0x30, 0x74, 0x0b, 0xd4, 0x1e, 0x22, 0x55, 0x45, 0x51, 0x91, 0xfb, 0xa9,
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},
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},
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}
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for name, tc := range testCases {
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t.Run(name, func(t *testing.T) {
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assert := assert.New(t)
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stateDiskKey, err := deriveStateDiskKey(tc.masterKey, tc.diskUUID)
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assert.NoError(err)
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assert.Equal(tc.wantStateDiskKey, stateDiskKey)
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})
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}
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}
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