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// -*- Mode: Go; indent-tabs-mode: t -*-
/*
* Copyright (C) 2021 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package main_test
import (
"bytes"
"encoding/base64"
"fmt"
"path/filepath"
"testing"
. "gopkg.in/check.v1"
fdeHook "github.com/snapcore/snapd/tests/lib/fde-setup-hook"
"github.com/snapcore/snapd/testutil"
)
func Test(t *testing.T) { TestingT(t) }
type fdeSetupSuite struct{}
var _ = Suite(&fdeSetupSuite{})
var (
// there is a static handle used in the test fde-hook
b64testKeyHandle = base64.StdEncoding.EncodeToString(fdeHook.TestKeyHandle)
// the test hook uses simple xor13 encryption
mockKey = []byte("encrypted-payload")
b64Key = base64.StdEncoding.EncodeToString(mockKey)
mockEncryptedKey = fdeHook.Xor13(mockKey)
b64EncryptedKey = base64.StdEncoding.EncodeToString(mockEncryptedKey)
)
func (r *fdeSetupSuite) TestRunFdeSetup(c *C) {
fdeSetupResultStdin := filepath.Join(c.MkDir(), "stdin")
mockedSnapctl := testutil.MockCommand(c, "snapctl", fmt.Sprintf(`
if [ "$1" = "fde-setup-request" ]; then
echo '{"op":"initial-setup","key":"%s","key-name":"key-name"}'
elif [ "$1" = "fde-setup-result" ]; then
cat - > "%s"
else
echo "Unexpected argument $1"
exit 1
fi
`, b64Key, fdeSetupResultStdin))
defer mockedSnapctl.Restore()
err := fdeHook.RunFdeSetup()
c.Assert(err, IsNil)
c.Check(fdeSetupResultStdin, testutil.FileEquals, fmt.Sprintf(`{"sealed-key":"%s","handle":"%s"}`, b64EncryptedKey, b64testKeyHandle))
}
func (r *fdeSetupSuite) TestRunFdeRevealKey(c *C) {
// strings are base64 encoded
mockedStdin := bytes.NewBufferString(fmt.Sprintf(`{"op":"reveal","handle":"%s","sealed-key":"%s"}`, b64testKeyHandle, b64EncryptedKey))
mockedStdout := bytes.NewBuffer(nil)
restore := fdeHook.MockStdinStdout(mockedStdin, mockedStdout)
defer restore()
err := fdeHook.RunFdeRevealKey()
c.Assert(err, IsNil)
c.Check(mockedStdout.String(), Equals, fmt.Sprintf(`{"key":"%s"}`, b64Key)+"\n")
}
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