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// Copyright 2022 Northern.tech AS
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package cli
import (
"io/ioutil"
"os"
"os/exec"
"path/filepath"
"strings"
"testing"
"github.com/stretchr/testify/assert"
)
func TestSignExistingV2(t *testing.T) {
// first create archive, that we will be able to read
updateTestDir, _ := ioutil.TempDir("", "update")
defer os.RemoveAll(updateTestDir)
priv, pub, err := generateKeys()
assert.NoError(t, err)
err = WriteArtifact(updateTestDir, 2, "")
assert.NoError(t, err)
err = MakeFakeUpdateDir(updateTestDir,
[]TestDirEntry{
{
Path: "private.key",
Content: priv,
IsDir: false,
},
{
Path: "public.key",
Content: pub,
IsDir: false,
},
})
assert.NoError(t, err)
err = Run([]string{"mender-artifact", "sign",
"-k", filepath.Join(updateTestDir, "private.key"),
"-o", filepath.Join(updateTestDir, "artifact.mender.sig"),
filepath.Join(updateTestDir, "artifact.mender")})
assert.NoError(t, err)
err = Run([]string{"mender-artifact", "validate",
"-k", filepath.Join(updateTestDir, "public.key"),
filepath.Join(updateTestDir, "artifact.mender.sig")})
assert.NoError(t, err)
// now check if signing already signed will fail
err = Run([]string{"mender-artifact", "sign",
"-k", filepath.Join(updateTestDir, "private.key"),
"-o", filepath.Join(updateTestDir, "artifact.mender.sig"),
filepath.Join(updateTestDir, "artifact.mender.sig")})
assert.Error(t, err)
assert.Contains(t, err.Error(), "Artifact already signed")
// and the same as above with force option
err = Run([]string{"mender-artifact", "sign",
"-k", filepath.Join(updateTestDir, "private.key"),
"-o", filepath.Join(updateTestDir, "artifact.mender.sig"), "-f",
filepath.Join(updateTestDir, "artifact.mender.sig")})
assert.NoError(t, err)
}
func TestSignExistingWithScripts(t *testing.T) {
updateTestDir, _ := ioutil.TempDir("", "update")
defer os.RemoveAll(updateTestDir)
priv, pub, err := generateKeys()
assert.NoError(t, err)
err = MakeFakeUpdateDir(updateTestDir,
[]TestDirEntry{
{
Path: "private.key",
Content: priv,
IsDir: false,
},
{
Path: "public.key",
Content: pub,
IsDir: false,
},
{
Path: "update.ext4",
Content: []byte("my update"),
IsDir: false,
},
{
Path: "ArtifactInstall_Enter_99",
Content: []byte("this is first enter script"),
IsDir: false,
},
{
Path: "ArtifactInstall_Leave_01",
Content: []byte("this is leave script"),
IsDir: false,
},
})
assert.NoError(t, err)
// write artifact
err = Run([]string{"mender-artifact", "write", "rootfs-image", "-t", "my-device",
"-n", "mender-1.1", "-f", filepath.Join(updateTestDir, "update.ext4"),
"-o", filepath.Join(updateTestDir, "artifact.mender"),
"-s", filepath.Join(updateTestDir, "ArtifactInstall_Enter_99"),
"-s", filepath.Join(updateTestDir, "ArtifactInstall_Leave_01")})
assert.NoError(t, err)
// test sign exisiting
err = Run([]string{"mender-artifact", "sign",
"-k", "-o", filepath.Join(updateTestDir, "artifact.mender.sig"),
filepath.Join(updateTestDir, "artifact.mender")})
assert.Error(t, err)
// test sign exisiting
err = Run([]string{"mender-artifact", "sign",
"-o", filepath.Join(updateTestDir, "artifact.mender.sig"),
filepath.Join(updateTestDir, "artifact.mender")})
assert.Error(t, err)
// test sign exisiting
err = Run([]string{"mender-artifact", "sign",
"-k", filepath.Join(updateTestDir, "private.key"),
"-o", filepath.Join(updateTestDir, "artifact.mender.sig"),
filepath.Join(updateTestDir, "artifact.mender")})
assert.NoError(t, err)
}
func TestSignExistingWithModules(t *testing.T) {
updateTestDir, _ := ioutil.TempDir("", "update")
defer os.RemoveAll(updateTestDir)
priv, pub, err := generateKeys()
assert.NoError(t, err)
err = MakeFakeUpdateDir(updateTestDir,
[]TestDirEntry{
{
Path: "private.key",
Content: priv,
IsDir: false,
},
{
Path: "public.key",
Content: pub,
IsDir: false,
},
{
Path: "payload-file",
Content: []byte("PayloadContent"),
IsDir: false,
},
})
err = Run([]string{"mender-artifact", "write", "module-image", "-t", "my-device",
"-n", "mender-1.1", "-T", "custom-update-type",
"-f", filepath.Join(updateTestDir, "payload-file"),
"-o", filepath.Join(updateTestDir, "artifact.mender")})
assert.NoError(t, err)
err = Run([]string{"mender-artifact", "sign",
"-k", filepath.Join(updateTestDir, "private.key"),
"-o", filepath.Join(updateTestDir, "artifact.mender.sig"),
filepath.Join(updateTestDir, "artifact.mender")})
assert.NoError(t, err)
err = Run([]string{"mender-artifact", "validate",
"-k", filepath.Join(updateTestDir, "public.key"),
filepath.Join(updateTestDir, "artifact.mender.sig")})
assert.NoError(t, err)
cmd := exec.Command("tar", "tvf", filepath.Join(updateTestDir, "artifact.mender"))
origTar, err := cmd.Output()
assert.NoError(t, err)
cmd = exec.Command("tar", "tvf", filepath.Join(updateTestDir, "artifact.mender.sig"))
newTar, err := cmd.Output()
assert.NoError(t, err)
// There should be no change in the tar output otherwise.
origTarLines := strings.Split(string(origTar), "\n")
newTarLines := strings.Split(string(newTar), "\n")
manifestSigRemoved := make([]string, 0, len(newTarLines))
sig := "manifest.sig"
for _, newTarLine := range newTarLines {
if len(newTarLine) >= len(sig) && newTarLine[len(newTarLine)-len(sig):] == sig {
continue
}
manifestSigRemoved = append(manifestSigRemoved, newTarLine)
}
assert.Equal(t, origTarLines, manifestSigRemoved)
}
func TestSignExistingBrokenFiles(t *testing.T) {
updateTestDir, _ := ioutil.TempDir("", "update")
defer os.RemoveAll(updateTestDir)
priv, pub, err := generateKeys()
assert.NoError(t, err)
err = MakeFakeUpdateDir(updateTestDir,
[]TestDirEntry{
{
Path: "private.key",
Content: priv,
IsDir: false,
},
{
Path: "public.key",
Content: pub,
IsDir: false,
},
{
Path: "empty-file",
Content: []byte(""),
IsDir: false,
},
{
Path: "garbled-artifact",
Content: []byte("DefinitelyNotTar"),
IsDir: false,
},
})
err = Run([]string{"mender-artifact", "sign",
"-k", filepath.Join(updateTestDir, "private.key"),
"-o", filepath.Join(updateTestDir, "artifact.mender.sig"),
filepath.Join(updateTestDir, "empty-file")})
assert.Error(t, err)
assert.Contains(t, err.Error(), "Corrupt Artifact")
err = Run([]string{"mender-artifact", "sign",
"-k", filepath.Join(updateTestDir, "private.key"),
"-o", filepath.Join(updateTestDir, "artifact.mender.sig"),
filepath.Join(updateTestDir, "garbled-artifact")})
assert.Error(t, err)
assert.Contains(t, err.Error(), "Could not read tar header")
}
func TestSignWithWriteCommand(t *testing.T) {
updateTestDir, _ := ioutil.TempDir("", "update")
defer os.RemoveAll(updateTestDir)
priv, pub, err := generateKeys()
assert.NoError(t, err)
err = MakeFakeUpdateDir(updateTestDir,
[]TestDirEntry{
{
Path: "private.key",
Content: priv,
IsDir: false,
},
{
Path: "public.key",
Content: pub,
IsDir: false,
},
{
Path: "payload-file",
Content: []byte("PayloadContent"),
IsDir: false,
},
})
t.Run("module-image", func(t *testing.T) {
err = Run([]string{"mender-artifact", "write", "module-image", "-t", "my-device",
"-n", "mender-1.1", "-T", "custom-update-type",
"-f", filepath.Join(updateTestDir, "payload-file"),
"-k", filepath.Join(updateTestDir, "private.key"),
"-o", filepath.Join(updateTestDir, "artifact.mender")})
assert.NoError(t, err)
err = Run([]string{"mender-artifact", "validate",
"-k", filepath.Join(updateTestDir, "public.key"),
filepath.Join(updateTestDir, "artifact.mender")})
assert.NoError(t, err)
cmd := exec.Command("tar", "tf", filepath.Join(updateTestDir, "artifact.mender"))
artifactTar, err := cmd.Output()
assert.NoError(t, err)
// We should now have a manifest.sig file
artifactTarLines := strings.Split(string(artifactTar), "\n")
assert.Contains(t, artifactTarLines, "manifest.sig")
})
t.Run("rootfs-image", func(t *testing.T) {
err = Run([]string{"mender-artifact", "write", "rootfs-image", "-t", "my-device",
"-n", "mender-1.1",
"-f", filepath.Join(updateTestDir, "payload-file"),
"-k", filepath.Join(updateTestDir, "private.key"),
"-o", filepath.Join(updateTestDir, "artifact.mender")})
assert.NoError(t, err)
err = Run([]string{"mender-artifact", "validate",
"-k", filepath.Join(updateTestDir, "public.key"),
filepath.Join(updateTestDir, "artifact.mender")})
assert.NoError(t, err)
cmd := exec.Command("tar", "tf", filepath.Join(updateTestDir, "artifact.mender"))
artifactTar, err := cmd.Output()
assert.NoError(t, err)
// We should now have a manifest.sig file
artifactTarLines := strings.Split(string(artifactTar), "\n")
assert.Contains(t, artifactTarLines, "manifest.sig")
})
}
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