DockerCLI/cli/command/trust/sign_test.go

310 lines
11 KiB
Go

package trust
import (
"bytes"
"encoding/json"
"io/ioutil"
"os"
"runtime"
"testing"
"github.com/docker/cli/cli/config"
"github.com/docker/cli/cli/trust"
"github.com/docker/cli/internal/test"
notaryfake "github.com/docker/cli/internal/test/notary"
"github.com/theupdateframework/notary"
"github.com/theupdateframework/notary/client"
"github.com/theupdateframework/notary/client/changelist"
"github.com/theupdateframework/notary/passphrase"
"github.com/theupdateframework/notary/trustpinning"
"github.com/theupdateframework/notary/tuf/data"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
"gotest.tools/v3/skip"
)
const passwd = "password"
func TestTrustSignCommandErrors(t *testing.T) {
testCases := []struct {
name string
args []string
expectedError string
}{
{
name: "not-enough-args",
expectedError: "requires exactly 1 argument",
},
{
name: "too-many-args",
args: []string{"image", "tag"},
expectedError: "requires exactly 1 argument",
},
{
name: "sha-reference",
args: []string{"870d292919d01a0af7e7f056271dc78792c05f55f49b9b9012b6d89725bd9abd"},
expectedError: "invalid repository name",
},
{
name: "invalid-img-reference",
args: []string{"ALPINE:latest"},
expectedError: "invalid reference format",
},
{
name: "no-tag",
args: []string{"reg/img"},
expectedError: "No tag specified for reg/img",
},
{
name: "digest-reference",
args: []string{"ubuntu@sha256:45b23dee08af5e43a7fea6c4cf9c25ccf269ee113168c19722f87876677c5cb2"},
expectedError: "cannot use a digest reference for IMAGE:TAG",
},
}
// change to a tmpdir
tmpDir, err := ioutil.TempDir("", "docker-sign-test-")
assert.NilError(t, err)
defer os.RemoveAll(tmpDir)
config.SetDir(tmpDir)
for _, tc := range testCases {
cmd := newSignCommand(
test.NewFakeCli(&fakeClient{}))
cmd.SetArgs(tc.args)
cmd.SetOutput(ioutil.Discard)
assert.ErrorContains(t, cmd.Execute(), tc.expectedError)
}
}
func TestTrustSignCommandOfflineErrors(t *testing.T) {
cli := test.NewFakeCli(&fakeClient{})
cli.SetNotaryClient(notaryfake.GetOfflineNotaryRepository)
cmd := newSignCommand(cli)
cmd.SetArgs([]string{"reg-name.io/image:tag"})
cmd.SetOutput(ioutil.Discard)
assert.ErrorContains(t, cmd.Execute(), "client is offline")
}
func TestGetOrGenerateNotaryKey(t *testing.T) {
tmpDir, err := ioutil.TempDir("", "notary-test-")
assert.NilError(t, err)
defer os.RemoveAll(tmpDir)
notaryRepo, err := client.NewFileCachedRepository(tmpDir, "gun", "https://localhost", nil, passphrase.ConstantRetriever(passwd), trustpinning.TrustPinConfig{})
assert.NilError(t, err)
// repo is empty, try making a root key
rootKeyA, err := getOrGenerateNotaryKey(notaryRepo, data.CanonicalRootRole)
assert.NilError(t, err)
assert.Check(t, rootKeyA != nil)
// we should only have one newly generated key
allKeys := notaryRepo.GetCryptoService().ListAllKeys()
assert.Check(t, is.Len(allKeys, 1))
assert.Check(t, notaryRepo.GetCryptoService().GetKey(rootKeyA.ID()) != nil)
// this time we should get back the same key if we ask for another root key
rootKeyB, err := getOrGenerateNotaryKey(notaryRepo, data.CanonicalRootRole)
assert.NilError(t, err)
assert.Check(t, rootKeyB != nil)
// we should only have one newly generated key
allKeys = notaryRepo.GetCryptoService().ListAllKeys()
assert.Check(t, is.Len(allKeys, 1))
assert.Check(t, notaryRepo.GetCryptoService().GetKey(rootKeyB.ID()) != nil)
// The key we retrieved should be identical to the one we generated
assert.Check(t, is.DeepEqual(rootKeyA.Public(), rootKeyB.Public()))
// Now also try with a delegation key
releasesKey, err := getOrGenerateNotaryKey(notaryRepo, trust.ReleasesRole)
assert.NilError(t, err)
assert.Check(t, releasesKey != nil)
// we should now have two keys
allKeys = notaryRepo.GetCryptoService().ListAllKeys()
assert.Check(t, is.Len(allKeys, 2))
assert.Check(t, notaryRepo.GetCryptoService().GetKey(releasesKey.ID()) != nil)
// The key we retrieved should be identical to the one we generated
assert.Check(t, releasesKey != rootKeyA)
assert.Check(t, releasesKey != rootKeyB)
}
func TestAddStageSigners(t *testing.T) {
skip.If(t, runtime.GOOS == "windows", "FIXME: not supported currently")
tmpDir, err := ioutil.TempDir("", "notary-test-")
assert.NilError(t, err)
defer os.RemoveAll(tmpDir)
notaryRepo, err := client.NewFileCachedRepository(tmpDir, "gun", "https://localhost", nil, passphrase.ConstantRetriever(passwd), trustpinning.TrustPinConfig{})
assert.NilError(t, err)
// stage targets/user
userRole := data.RoleName("targets/user")
userKey := data.NewPublicKey("algoA", []byte("a"))
err = addStagedSigner(notaryRepo, userRole, []data.PublicKey{userKey})
assert.NilError(t, err)
// check the changelist for four total changes: two on targets/releases and two on targets/user
cl, err := notaryRepo.GetChangelist()
assert.NilError(t, err)
changeList := cl.List()
assert.Check(t, is.Len(changeList, 4))
// ordering is deterministic:
// first change is for targets/user key creation
newSignerKeyChange := changeList[0]
expectedJSON, err := json.Marshal(&changelist.TUFDelegation{
NewThreshold: notary.MinThreshold,
AddKeys: data.KeyList([]data.PublicKey{userKey}),
})
assert.NilError(t, err)
expectedChange := changelist.NewTUFChange(
changelist.ActionCreate,
userRole,
changelist.TypeTargetsDelegation,
"", // no path for delegations
expectedJSON,
)
assert.Check(t, is.DeepEqual(expectedChange, newSignerKeyChange))
// second change is for targets/user getting all paths
newSignerPathsChange := changeList[1]
expectedJSON, err = json.Marshal(&changelist.TUFDelegation{
AddPaths: []string{""},
})
assert.NilError(t, err)
expectedChange = changelist.NewTUFChange(
changelist.ActionCreate,
userRole,
changelist.TypeTargetsDelegation,
"", // no path for delegations
expectedJSON,
)
assert.Check(t, is.DeepEqual(expectedChange, newSignerPathsChange))
releasesRole := data.RoleName("targets/releases")
// third change is for targets/releases key creation
releasesKeyChange := changeList[2]
expectedJSON, err = json.Marshal(&changelist.TUFDelegation{
NewThreshold: notary.MinThreshold,
AddKeys: data.KeyList([]data.PublicKey{userKey}),
})
assert.NilError(t, err)
expectedChange = changelist.NewTUFChange(
changelist.ActionCreate,
releasesRole,
changelist.TypeTargetsDelegation,
"", // no path for delegations
expectedJSON,
)
assert.Check(t, is.DeepEqual(expectedChange, releasesKeyChange))
// fourth change is for targets/releases getting all paths
releasesPathsChange := changeList[3]
expectedJSON, err = json.Marshal(&changelist.TUFDelegation{
AddPaths: []string{""},
})
assert.NilError(t, err)
expectedChange = changelist.NewTUFChange(
changelist.ActionCreate,
releasesRole,
changelist.TypeTargetsDelegation,
"", // no path for delegations
expectedJSON,
)
assert.Check(t, is.DeepEqual(expectedChange, releasesPathsChange))
}
func TestGetSignedManifestHashAndSize(t *testing.T) {
tmpDir, err := ioutil.TempDir("", "notary-test-")
assert.NilError(t, err)
defer os.RemoveAll(tmpDir)
notaryRepo, err := client.NewFileCachedRepository(tmpDir, "gun", "https://localhost", nil, passphrase.ConstantRetriever(passwd), trustpinning.TrustPinConfig{})
assert.NilError(t, err)
target := &client.Target{}
target.Hashes, target.Length, err = getSignedManifestHashAndSize(notaryRepo, "test")
assert.Error(t, err, "client is offline")
}
func TestGetReleasedTargetHashAndSize(t *testing.T) {
oneReleasedTgt := []client.TargetSignedStruct{}
// make and append 3 non-released signatures on the "unreleased" target
unreleasedTgt := client.Target{Name: "unreleased", Hashes: data.Hashes{notary.SHA256: []byte("hash")}}
for _, unreleasedRole := range []string{"targets/a", "targets/b", "targets/c"} {
oneReleasedTgt = append(oneReleasedTgt, client.TargetSignedStruct{Role: mockDelegationRoleWithName(unreleasedRole), Target: unreleasedTgt})
}
_, _, err := getReleasedTargetHashAndSize(oneReleasedTgt, "unreleased")
assert.Error(t, err, "No valid trust data for unreleased")
releasedTgt := client.Target{Name: "released", Hashes: data.Hashes{notary.SHA256: []byte("released-hash")}}
oneReleasedTgt = append(oneReleasedTgt, client.TargetSignedStruct{Role: mockDelegationRoleWithName("targets/releases"), Target: releasedTgt})
hash, _, _ := getReleasedTargetHashAndSize(oneReleasedTgt, "unreleased")
assert.Check(t, is.DeepEqual(data.Hashes{notary.SHA256: []byte("released-hash")}, hash))
}
func TestCreateTarget(t *testing.T) {
tmpDir, err := ioutil.TempDir("", "notary-test-")
assert.NilError(t, err)
defer os.RemoveAll(tmpDir)
notaryRepo, err := client.NewFileCachedRepository(tmpDir, "gun", "https://localhost", nil, passphrase.ConstantRetriever(passwd), trustpinning.TrustPinConfig{})
assert.NilError(t, err)
_, err = createTarget(notaryRepo, "")
assert.Error(t, err, "No tag specified")
_, err = createTarget(notaryRepo, "1")
assert.Error(t, err, "client is offline")
}
func TestGetExistingSignatureInfoForReleasedTag(t *testing.T) {
tmpDir, err := ioutil.TempDir("", "notary-test-")
assert.NilError(t, err)
defer os.RemoveAll(tmpDir)
notaryRepo, err := client.NewFileCachedRepository(tmpDir, "gun", "https://localhost", nil, passphrase.ConstantRetriever(passwd), trustpinning.TrustPinConfig{})
assert.NilError(t, err)
_, err = getExistingSignatureInfoForReleasedTag(notaryRepo, "test")
assert.Error(t, err, "client is offline")
}
func TestPrettyPrintExistingSignatureInfo(t *testing.T) {
buf := bytes.NewBuffer(nil)
signers := []string{"Bob", "Alice", "Carol"}
existingSig := trustTagRow{trustTagKey{"tagName", "abc123"}, signers}
prettyPrintExistingSignatureInfo(buf, existingSig)
assert.Check(t, is.Contains(buf.String(), "Existing signatures for tag tagName digest abc123 from:\nAlice, Bob, Carol"))
}
func TestSignCommandChangeListIsCleanedOnError(t *testing.T) {
tmpDir, err := ioutil.TempDir("", "docker-sign-test-")
assert.NilError(t, err)
defer os.RemoveAll(tmpDir)
config.SetDir(tmpDir)
cli := test.NewFakeCli(&fakeClient{})
cli.SetNotaryClient(notaryfake.GetLoadedNotaryRepository)
cmd := newSignCommand(cli)
cmd.SetArgs([]string{"ubuntu:latest"})
cmd.SetOutput(ioutil.Discard)
err = cmd.Execute()
assert.Assert(t, err != nil)
notaryRepo, err := client.NewFileCachedRepository(tmpDir, "docker.io/library/ubuntu", "https://localhost", nil, passphrase.ConstantRetriever(passwd), trustpinning.TrustPinConfig{})
assert.NilError(t, err)
cl, err := notaryRepo.GetChangelist()
assert.NilError(t, err)
assert.Check(t, is.Equal(len(cl.List()), 0))
}
func TestSignCommandLocalFlag(t *testing.T) {
cli := test.NewFakeCli(&fakeClient{})
cli.SetNotaryClient(notaryfake.GetEmptyTargetsNotaryRepository)
cmd := newSignCommand(cli)
cmd.SetArgs([]string{"--local", "reg-name.io/image:red"})
cmd.SetOutput(ioutil.Discard)
assert.ErrorContains(t, cmd.Execute(), "error contacting notary server: dial tcp: lookup reg-name.io")
}