mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-09-20 16:26:19 +00:00
296 lines
9.1 KiB
Go
296 lines
9.1 KiB
Go
package cmd
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import (
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"bytes"
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"errors"
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"testing"
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"github.com/edgelesssys/constellation/internal/constants"
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"github.com/edgelesssys/constellation/internal/file"
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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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writeMasterSecret := func(require *require.Assertions) afero.Fs {
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fs := afero.NewMemMapFs()
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handler := file.NewHandler(fs)
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require.NoError(handler.WriteJSON("constellation-mastersecret.json", masterSecret{Key: []byte("master-secret"), Salt: []byte("salt")}, file.OptNone))
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return fs
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}
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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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configFlag 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: writeMasterSecret,
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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{
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0xcb, 0x31, 0x9d, 0x3d, 0xe0, 0xb7, 0x8a, 0xe9, 0x20, 0xc0, 0x62, 0x00, 0x8f, 0xe4, 0x58, 0xa1,
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0x87, 0x85, 0x5d, 0xa0, 0xca, 0xe2, 0x04, 0x5c, 0x80, 0xe8, 0xe6, 0xd5, 0x8a, 0x6c, 0xcb, 0x49,
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},
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},
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"uppercase disk uuid works": {
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setupFs: writeMasterSecret,
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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{
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0x9b, 0xb8, 0x4a, 0x62, 0x01, 0xb3, 0x32, 0xf6, 0xf2, 0x79, 0x43, 0x09, 0x86, 0xe7, 0x25, 0x0e,
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0xd2, 0x77, 0xcb, 0x14, 0xe8, 0x8f, 0x38, 0xab, 0xe7, 0xd6, 0x25, 0x14, 0xa5, 0xa1, 0xff, 0xda,
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},
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},
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"lowercase disk uuid results in same key": {
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setupFs: writeMasterSecret,
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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{
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0x9b, 0xb8, 0x4a, 0x62, 0x01, 0xb3, 0x32, 0xf6, 0xf2, 0x79, 0x43, 0x09, 0x86, 0xe7, 0x25, 0x0e,
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0xd2, 0x77, 0xcb, 0x14, 0xe8, 0x8f, 0x38, 0xab, 0xe7, 0xd6, 0x25, 0x14, 0xa5, 0xa1, 0xff, 0xda,
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},
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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 config": {
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setupFs: writeMasterSecret,
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endpointFlag: "192.0.2.1",
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diskUUIDFlag: "00000000-0000-0000-0000-000000000000",
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configFlag: "nonexistent-config",
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wantErr: true,
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},
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"missing state": {
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setupFs: writeMasterSecret,
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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: writeMasterSecret,
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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: writeMasterSecret,
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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: writeMasterSecret,
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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("config", "", "") // register persistent 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.configFlag != "" {
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require.NoError(cmd.Flags().Set("config", tc.configFlag))
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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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err := recover(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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"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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secretPath: "constellation-mastersecret.json",
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},
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},
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"all args set": {
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args: []string{"-e", "192.0.2.1:2", "--disk-uuid", "12345678-1234-1234-1234-123456789012", "--config", "config-path", "--master-secret", "/path/super-secret.json"},
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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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secretPath: "/path/super-secret.json",
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configPath: "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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secretPath: "constellation-mastersecret.json",
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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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cmd := NewRecoverCmd()
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cmd.Flags().String("config", "", "") // register persistent flag manually
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require.NoError(cmd.ParseFlags(tc.args))
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flags, err := parseRecoverFlags(cmd)
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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 TestDeriveStateDiskKey(t *testing.T) {
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testCases := map[string]struct {
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masterKey []byte
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salt []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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salt: []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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0x2b, 0x5c, 0x82, 0x9f, 0x69, 0x1b, 0xfd, 0x42, 0x32, 0xf8, 0xaa, 0xc4, 0x64, 0xbc, 0xcc, 0x07,
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0xe6, 0x05, 0xc7, 0xc8, 0xe8, 0x2c, 0xbc, 0xa0, 0x98, 0x37, 0xe8, 0x6d, 0x0b, 0x6d, 0x06, 0x65,
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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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salt: []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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0x14, 0x84, 0xaa, 0x39, 0xd3, 0x41, 0x5e, 0x90, 0x6e, 0x07, 0x94, 0x0f, 0xf2, 0x15, 0xd8, 0xb1,
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0xee, 0xe7, 0x05, 0xd3, 0x02, 0x7d, 0xba, 0x93, 0x30, 0x6a, 0xf4, 0xab, 0xff, 0x4f, 0x70, 0xbe,
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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.salt, 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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