docs/server/handlers/validation_test.go

1339 lines
43 KiB
Go

package handlers
import (
"bytes"
"encoding/json"
"reflect"
"testing"
"time"
"github.com/docker/notary/cryptoservice"
"github.com/docker/notary/passphrase"
"github.com/docker/notary/server/storage"
"github.com/docker/notary/trustmanager"
"github.com/docker/notary/tuf"
"github.com/docker/notary/tuf/data"
"github.com/docker/notary/tuf/signed"
"github.com/docker/notary/tuf/testutils"
"github.com/docker/notary/tuf/validation"
"github.com/stretchr/testify/assert"
)
// this is a fake storage that serves errors
type getFailStore struct {
errsToReturn map[string]error
storage.MetaStore
}
// GetCurrent returns the current metadata, or an error depending on whether
// getFailStore is configured to return an error for this role
func (f getFailStore) GetCurrent(gun, tufRole string) (*time.Time, []byte, error) {
err := f.errsToReturn[tufRole]
if err == nil {
return f.MetaStore.GetCurrent(gun, tufRole)
}
return nil, nil, err
}
// GetChecksum returns the metadata with this checksum, or an error depending on
// whether getFailStore is configured to return an error for this role
func (f getFailStore) GetChecksum(gun, tufRole, checksum string) (*time.Time, []byte, error) {
err := f.errsToReturn[tufRole]
if err == nil {
return f.MetaStore.GetChecksum(gun, tufRole, checksum)
}
return nil, nil, err
}
func copyKeys(t *testing.T, from signed.CryptoService, roles ...string) signed.CryptoService {
memKeyStore := trustmanager.NewKeyMemoryStore(passphrase.ConstantRetriever("pass"))
for _, role := range roles {
for _, keyID := range from.ListKeys(role) {
key, _, err := from.GetPrivateKey(keyID)
assert.NoError(t, err)
memKeyStore.AddKey(trustmanager.KeyInfo{Role: role}, key)
}
}
return cryptoservice.NewCryptoService(memKeyStore)
}
// Returns a mapping of role name to `MetaUpdate` objects
func getUpdates(r, tg, sn, ts *data.Signed) (
root, targets, snapshot, timestamp storage.MetaUpdate, err error) {
rs, tgs, sns, tss, err := testutils.Serialize(r, tg, sn, ts)
if err != nil {
return
}
root = storage.MetaUpdate{
Role: data.CanonicalRootRole,
Version: 1,
Data: rs,
}
targets = storage.MetaUpdate{
Role: data.CanonicalTargetsRole,
Version: 1,
Data: tgs,
}
snapshot = storage.MetaUpdate{
Role: data.CanonicalSnapshotRole,
Version: 1,
Data: sns,
}
timestamp = storage.MetaUpdate{
Role: data.CanonicalTimestampRole,
Version: 1,
Data: tss,
}
return
}
func TestValidateEmptyNew(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
updates, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.NoError(t, err)
// we generated our own timestamp, and did not take the other timestamp,
// but all other metadata should come from updates
founds := make(map[string]bool)
for _, update := range updates {
switch update.Role {
case data.CanonicalRootRole:
assert.True(t, bytes.Equal(update.Data, root.Data))
founds[data.CanonicalRootRole] = true
case data.CanonicalSnapshotRole:
assert.True(t, bytes.Equal(update.Data, snapshot.Data))
founds[data.CanonicalSnapshotRole] = true
case data.CanonicalTargetsRole:
assert.True(t, bytes.Equal(update.Data, targets.Data))
founds[data.CanonicalTargetsRole] = true
case data.CanonicalTimestampRole:
assert.False(t, bytes.Equal(update.Data, timestamp.Data))
founds[data.CanonicalTimestampRole] = true
}
}
assert.Len(t, founds, 4)
}
func TestValidatePrevTimestamp(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets, snapshot}
store := storage.NewMemStorage()
store.UpdateCurrent("testGUN", timestamp)
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
updates, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.NoError(t, err)
// we generated our own timestamp, and did not take the other timestamp,
// but all other metadata should come from updates
var foundTimestamp bool
for _, update := range updates {
if update.Role == data.CanonicalTimestampRole {
foundTimestamp = true
oldTimestamp, newTimestamp := &data.SignedTimestamp{}, &data.SignedTimestamp{}
assert.NoError(t, json.Unmarshal(timestamp.Data, oldTimestamp))
assert.NoError(t, json.Unmarshal(update.Data, newTimestamp))
assert.Equal(t, oldTimestamp.Signed.Version+1, newTimestamp.Signed.Version)
}
}
assert.True(t, foundTimestamp)
}
func TestValidatePreviousTimestampCorrupt(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets, snapshot}
// have corrupt timestamp data in the storage already
store := storage.NewMemStorage()
timestamp.Data = timestamp.Data[1:]
store.UpdateCurrent("testGUN", timestamp)
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, &json.SyntaxError{}, err)
}
func TestValidateGetCurrentTimestampBroken(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, _, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets, snapshot}
store := getFailStore{
MetaStore: storage.NewMemStorage(),
errsToReturn: map[string]error{data.CanonicalTimestampRole: data.ErrNoSuchRole{}},
}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
updates, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, data.ErrNoSuchRole{}, err)
}
func TestValidateNoNewRoot(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
store.UpdateCurrent("testGUN", root)
updates := []storage.MetaUpdate{targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.NoError(t, err)
}
func TestValidateNoNewTargets(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
store.UpdateCurrent("testGUN", targets)
updates := []storage.MetaUpdate{root, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.NoError(t, err)
}
func TestValidateOnlySnapshot(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, _, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
store.UpdateCurrent("testGUN", root)
store.UpdateCurrent("testGUN", targets)
updates := []storage.MetaUpdate{snapshot}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.NoError(t, err)
}
func TestValidateOldRoot(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
store.UpdateCurrent("testGUN", root)
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.NoError(t, err)
}
func TestValidateOldRootCorrupt(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
badRoot := storage.MetaUpdate{
Version: root.Version,
Role: root.Role,
Data: root.Data[1:],
}
store.UpdateCurrent("testGUN", badRoot)
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, &json.SyntaxError{}, err)
}
// We cannot validate a new root if the old root is corrupt, because there might
// have been a root key rotation.
func TestValidateOldRootCorruptRootRole(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
// so a valid root, but missing the root role
signedRoot, err := data.RootFromSigned(r)
assert.NoError(t, err)
delete(signedRoot.Signed.Roles, data.CanonicalRootRole)
badRootJSON, err := json.Marshal(signedRoot)
assert.NoError(t, err)
badRoot := storage.MetaUpdate{
Version: root.Version,
Role: root.Role,
Data: badRootJSON,
}
store.UpdateCurrent("testGUN", badRoot)
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, data.ErrInvalidRole{}, err)
}
// We cannot validate a new root if we cannot get the old root from the DB (
// and cannot detect whether there was an old root or not), because there might
// have been an old root and we can't determine if the new root represents a
// root key rotation.
func TestValidateRootGetCurrentRootBroken(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := getFailStore{
MetaStore: storage.NewMemStorage(),
errsToReturn: map[string]error{data.CanonicalRootRole: data.ErrNoSuchRole{}},
}
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, data.ErrNoSuchRole{}, err)
}
// A valid root rotation requires that the new root be signed with both old and new keys.
func TestValidateRootRotation(t *testing.T) {
repo, crypto, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
store.UpdateCurrent("testGUN", root)
oldRootRole := repo.Root.Signed.Roles["root"]
oldRootKey := repo.Root.Signed.Keys[oldRootRole.KeyIDs[0]]
rootKey, err := crypto.Create("root", "", data.ED25519Key)
assert.NoError(t, err)
rootRole, err := data.NewRole("root", 1, []string{rootKey.ID()}, nil)
assert.NoError(t, err)
delete(repo.Root.Signed.Keys, oldRootRole.KeyIDs[0])
repo.Root.Signed.Roles["root"] = &rootRole.RootRole
repo.Root.Signed.Keys[rootKey.ID()] = rootKey
r, err = repo.SignRoot(data.DefaultExpires(data.CanonicalRootRole))
assert.NoError(t, err)
err = signed.Sign(crypto, r, rootKey, oldRootKey)
assert.NoError(t, err)
rt, err := data.RootFromSigned(r)
assert.NoError(t, err)
repo.SetRoot(rt)
sn, err = repo.SignSnapshot(data.DefaultExpires(data.CanonicalSnapshotRole))
assert.NoError(t, err)
root, targets, snapshot, timestamp, err = getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, crypto, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.NoError(t, err)
}
// A root rotation must be signed with old and new root keys, otherwise the
// new root fails to validate
func TestRootRotationNotSignedWithOldKeys(t *testing.T) {
repo, crypto, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
store.UpdateCurrent("testGUN", root)
rootKey, err := crypto.Create("root", "testGUN", data.ED25519Key)
assert.NoError(t, err)
rootRole, err := data.NewRole("root", 1, []string{rootKey.ID()}, nil)
assert.NoError(t, err)
repo.Root.Signed.Roles["root"] = &rootRole.RootRole
repo.Root.Signed.Keys[rootKey.ID()] = rootKey
r, err = repo.SignRoot(data.DefaultExpires(data.CanonicalRootRole))
assert.NoError(t, err)
err = signed.Sign(crypto, r, rootKey)
assert.NoError(t, err)
rt, err := data.RootFromSigned(r)
assert.NoError(t, err)
repo.SetRoot(rt)
sn, err = repo.SignSnapshot(data.DefaultExpires(data.CanonicalSnapshotRole))
assert.NoError(t, err)
root, targets, snapshot, timestamp, err = getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, crypto, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.Contains(t, err.Error(), "new root was not signed with at least 1 old keys")
}
// An update is not valid without the root metadata.
func TestValidateNoRoot(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
_, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrValidation{}, err)
}
func TestValidateSnapshotMissingNoSnapshotKey(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, _, _, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadHierarchy{}, err)
}
func TestValidateSnapshotGenerateNoPrev(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
snapRole, err := repo.GetBaseRole(data.CanonicalSnapshotRole)
assert.NoError(t, err)
for _, k := range snapRole.Keys {
err := store.SetKey("testGUN", data.CanonicalSnapshotRole, k.Algorithm(), k.Public())
assert.NoError(t, err)
}
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, _, _, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole, data.CanonicalSnapshotRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.NoError(t, err)
}
func TestValidateSnapshotGenerateWithPrev(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
snapRole, err := repo.GetBaseRole(data.CanonicalSnapshotRole)
assert.NoError(t, err)
for _, k := range snapRole.Keys {
err := store.SetKey("testGUN", data.CanonicalSnapshotRole, k.Algorithm(), k.Public())
assert.NoError(t, err)
}
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, _, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets}
// set the current snapshot in the store manually so we find it when generating
// the next version
store.UpdateCurrent("testGUN", snapshot)
prev, err := data.SnapshotFromSigned(sn)
assert.NoError(t, err)
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole, data.CanonicalSnapshotRole)
updates, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.NoError(t, err)
for _, u := range updates {
if u.Role == data.CanonicalSnapshotRole {
curr := &data.SignedSnapshot{}
err = json.Unmarshal(u.Data, curr)
assert.Equal(t, prev.Signed.Version+1, curr.Signed.Version)
assert.Equal(t, u.Version, curr.Signed.Version)
}
}
}
func TestValidateSnapshotGeneratePrevCorrupt(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
snapRole, err := repo.GetBaseRole(data.CanonicalSnapshotRole)
assert.NoError(t, err)
for _, k := range snapRole.Keys {
err := store.SetKey("testGUN", data.CanonicalSnapshotRole, k.Algorithm(), k.Public())
assert.NoError(t, err)
}
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, _, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets}
// corrupt the JSON structure of prev snapshot
snapshot.Data = snapshot.Data[1:]
// set the current snapshot in the store manually so we find it when generating
// the next version
store.UpdateCurrent("testGUN", snapshot)
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole, data.CanonicalSnapshotRole)
updates, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, &json.SyntaxError{}, err)
}
// Store is broken when getting the current snapshot
func TestValidateSnapshotGenerateStoreGetCurrentSnapshotBroken(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := getFailStore{
MetaStore: storage.NewMemStorage(),
errsToReturn: map[string]error{data.CanonicalSnapshotRole: data.ErrNoSuchRole{}},
}
snapRole, err := repo.GetBaseRole(data.CanonicalSnapshotRole)
assert.NoError(t, err)
for _, k := range snapRole.Keys {
err := store.SetKey("testGUN", data.CanonicalSnapshotRole, k.Algorithm(), k.Public())
assert.NoError(t, err)
}
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, _, _, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole, data.CanonicalSnapshotRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, data.ErrNoSuchRole{}, err)
}
func TestValidateSnapshotGenerateNoTargets(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
snapRole, err := repo.GetBaseRole(data.CanonicalSnapshotRole)
assert.NoError(t, err)
for _, k := range snapRole.Keys {
err := store.SetKey("testGUN", data.CanonicalSnapshotRole, k.Algorithm(), k.Public())
assert.NoError(t, err)
}
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, _, _, _, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole, data.CanonicalSnapshotRole)
updates, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
}
func TestValidateSnapshotGenerate(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
snapRole, err := repo.GetBaseRole(data.CanonicalSnapshotRole)
assert.NoError(t, err)
for _, k := range snapRole.Keys {
err := store.SetKey("testGUN", data.CanonicalSnapshotRole, k.Algorithm(), k.Public())
assert.NoError(t, err)
}
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, _, _, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{targets}
store.UpdateCurrent("testGUN", root)
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole, data.CanonicalSnapshotRole)
updates, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.NoError(t, err)
}
// If there is no timestamp key in the store, validation fails. This could
// happen if pushing an existing repository from one server to another that
// does not have the repo.
func TestValidateRootNoTimestampKey(t *testing.T) {
oldRepo, _, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
r, tg, sn, ts, err := testutils.Sign(oldRepo)
assert.NoError(t, err)
root, targets, snapshot, _, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
store := storage.NewMemStorage()
updates := []storage.MetaUpdate{root, targets, snapshot}
// do not copy the targets key to the storage, and try to update the root
serverCrypto := signed.NewEd25519()
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadRoot{}, err)
// there should still be no timestamp keys - one should not have been
// created
assert.Empty(t, serverCrypto.ListAllKeys())
}
// If the timestamp key in the store does not match the timestamp key in
// the root.json, validation fails. This could happen if pushing an existing
// repository from one server to another that had already initialized the same
// repo.
func TestValidateRootInvalidTimestampKey(t *testing.T) {
oldRepo, _, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
r, tg, sn, ts, err := testutils.Sign(oldRepo)
assert.NoError(t, err)
root, targets, snapshot, _, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
store := storage.NewMemStorage()
updates := []storage.MetaUpdate{root, targets, snapshot}
serverCrypto := signed.NewEd25519()
_, err = serverCrypto.Create(data.CanonicalTimestampRole, "testGUN", data.ED25519Key)
assert.NoError(t, err)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadRoot{}, err)
}
// If the timestamp role has a threshold > 1, validation fails.
func TestValidateRootInvalidTimestampThreshold(t *testing.T) {
oldRepo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
tsRole, ok := oldRepo.Root.Signed.Roles[data.CanonicalTimestampRole]
assert.True(t, ok)
tsRole.Threshold = 2
r, tg, sn, ts, err := testutils.Sign(oldRepo)
assert.NoError(t, err)
root, targets, snapshot, _, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
store := storage.NewMemStorage()
updates := []storage.MetaUpdate{root, targets, snapshot}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.Contains(t, err.Error(), "timestamp role has invalid threshold")
}
// If any role has a threshold < 1, validation fails
func TestValidateRootInvalidZeroThreshold(t *testing.T) {
for _, role := range data.BaseRoles {
oldRepo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
tsRole, ok := oldRepo.Root.Signed.Roles[role]
assert.True(t, ok)
tsRole.Threshold = 0
r, tg, sn, ts, err := testutils.Sign(oldRepo)
assert.NoError(t, err)
root, targets, snapshot, _, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
store := storage.NewMemStorage()
updates := []storage.MetaUpdate{root, targets, snapshot}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.Contains(t, err.Error(), "invalid threshold")
}
}
// ### Role missing negative tests ###
// These tests remove a role from the Root file and
// check for a validation.ErrBadRoot
func TestValidateRootRoleMissing(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
delete(repo.Root.Signed.Roles, "root")
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadRoot{}, err)
}
func TestValidateTargetsRoleMissing(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
delete(repo.Root.Signed.Roles, "targets")
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadRoot{}, err)
}
func TestValidateSnapshotRoleMissing(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
delete(repo.Root.Signed.Roles, "snapshot")
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadRoot{}, err)
}
// ### End role missing negative tests ###
// ### Signature missing negative tests ###
func TestValidateRootSigMissing(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
delete(repo.Root.Signed.Roles, "snapshot")
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
r.Signatures = nil
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadRoot{}, err)
}
func TestValidateTargetsSigMissing(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
tg.Signatures = nil
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadTargets{}, err)
}
func TestValidateSnapshotSigMissing(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
sn.Signatures = nil
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadSnapshot{}, err)
}
// ### End signature missing negative tests ###
// ### Corrupted metadata negative tests ###
func TestValidateRootCorrupt(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
// flip all the bits in the first byte
root.Data[0] = root.Data[0] ^ 0xff
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadRoot{}, err)
}
func TestValidateTargetsCorrupt(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
// flip all the bits in the first byte
targets.Data[0] = targets.Data[0] ^ 0xff
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadTargets{}, err)
}
func TestValidateSnapshotCorrupt(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
// flip all the bits in the first byte
snapshot.Data[0] = snapshot.Data[0] ^ 0xff
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadSnapshot{}, err)
}
// ### End corrupted metadata negative tests ###
// ### Snapshot size mismatch negative tests ###
func TestValidateRootModifiedSize(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
// add another copy of the signature so the hash is different
r.Signatures = append(r.Signatures, r.Signatures[0])
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
// flip all the bits in the first byte
root.Data[0] = root.Data[0] ^ 0xff
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadRoot{}, err)
}
func TestValidateTargetsModifiedSize(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
// add another copy of the signature so the hash is different
tg.Signatures = append(tg.Signatures, tg.Signatures[0])
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadSnapshot{}, err)
}
// ### End snapshot size mismatch negative tests ###
// ### Snapshot hash mismatch negative tests ###
func TestValidateRootModifiedHash(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
snap, err := data.SnapshotFromSigned(sn)
assert.NoError(t, err)
snap.Signed.Meta["root"].Hashes["sha256"][0] = snap.Signed.Meta["root"].Hashes["sha256"][0] ^ 0xff
sn, err = snap.ToSigned()
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadSnapshot{}, err)
}
func TestValidateTargetsModifiedHash(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
snap, err := data.SnapshotFromSigned(sn)
assert.NoError(t, err)
snap.Signed.Meta["targets"].Hashes["sha256"][0] = snap.Signed.Meta["targets"].Hashes["sha256"][0] ^ 0xff
sn, err = snap.ToSigned()
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := getUpdates(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{root, targets, snapshot, timestamp}
serverCrypto := copyKeys(t, cs, data.CanonicalTimestampRole)
_, err = validateUpdate(serverCrypto, "testGUN", updates, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadSnapshot{}, err)
}
// ### End snapshot hash mismatch negative tests ###
// ### generateSnapshot tests ###
func TestGenerateSnapshotRootNotLoaded(t *testing.T) {
repo := tuf.NewRepo(nil)
_, err := generateSnapshot("gun", repo, storage.NewMemStorage())
assert.Error(t, err)
assert.IsType(t, validation.ErrValidation{}, err)
}
func TestGenerateSnapshotNoKey(t *testing.T) {
repo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
// delete snapshot key in the cryptoservice
for _, keyID := range cs.ListKeys(data.CanonicalSnapshotRole) {
assert.NoError(t, cs.RemoveKey(keyID))
}
_, err = generateSnapshot("gun", repo, store)
assert.Error(t, err)
assert.IsType(t, validation.ErrBadHierarchy{}, err)
}
// ### End generateSnapshot tests ###
// ### Target validation with delegations tests
func TestLoadTargetsFromStore(t *testing.T) {
repo, _, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
st, err := repo.SignTargets(
data.CanonicalTargetsRole,
data.DefaultExpires(data.CanonicalTargetsRole),
)
assert.NoError(t, err)
tgs, err := json.Marshal(st)
assert.NoError(t, err)
update := storage.MetaUpdate{
Role: data.CanonicalTargetsRole,
Version: 1,
Data: tgs,
}
store.UpdateCurrent("gun", update)
generated := repo.Targets[data.CanonicalTargetsRole]
delete(repo.Targets, data.CanonicalTargetsRole)
_, ok := repo.Targets[data.CanonicalTargetsRole]
assert.False(t, ok)
err = loadTargetsFromStore("gun", data.CanonicalTargetsRole, repo, store)
assert.NoError(t, err)
loaded, ok := repo.Targets[data.CanonicalTargetsRole]
assert.True(t, ok)
assert.True(t, reflect.DeepEqual(generated.Signatures, loaded.Signatures))
assert.Len(t, loaded.Signed.Targets, 0)
assert.Equal(t, len(generated.Signed.Targets), len(loaded.Signed.Targets))
assert.Len(t, loaded.Signed.Delegations.Roles, 0)
assert.Equal(t, len(generated.Signed.Delegations.Roles), len(loaded.Signed.Delegations.Roles))
assert.Len(t, loaded.Signed.Delegations.Keys, 0)
assert.Equal(t, len(generated.Signed.Delegations.Keys), len(loaded.Signed.Delegations.Keys))
assert.True(t, generated.Signed.Expires.Equal(loaded.Signed.Expires))
assert.Equal(t, generated.Signed.Type, loaded.Signed.Type)
assert.Equal(t, generated.Signed.Version, loaded.Signed.Version)
}
func TestValidateTargetsLoadParent(t *testing.T) {
baseRepo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
k, err := cs.Create("targets/level1", "docker.com/notary", data.ED25519Key)
assert.NoError(t, err)
err = baseRepo.UpdateDelegationKeys("targets/level1", []data.PublicKey{k}, []string{}, 1)
assert.NoError(t, err)
err = baseRepo.UpdateDelegationPaths("targets/level1", []string{""}, []string{}, false)
assert.NoError(t, err)
// no targets file is created for the new delegations, so force one
baseRepo.InitTargets("targets/level1")
// we're not going to validate things loaded from storage, so no need
// to sign the base targets, just Marshal it and set it into storage
tgtsJSON, err := json.Marshal(baseRepo.Targets["targets"])
assert.NoError(t, err)
update := storage.MetaUpdate{
Role: data.CanonicalTargetsRole,
Version: 1,
Data: tgtsJSON,
}
store.UpdateCurrent("gun", update)
// generate the update object we're doing to use to call loadAndValidateTargets
del, err := baseRepo.SignTargets("targets/level1", data.DefaultExpires(data.CanonicalTargetsRole))
assert.NoError(t, err)
delJSON, err := json.Marshal(del)
assert.NoError(t, err)
delUpdate := storage.MetaUpdate{
Role: "targets/level1",
Version: 1,
Data: delJSON,
}
roles := map[string]storage.MetaUpdate{"targets/level1": delUpdate}
valRepo := tuf.NewRepo(nil)
valRepo.SetRoot(baseRepo.Root)
updates, err := loadAndValidateTargets("gun", valRepo, roles, store)
assert.NoError(t, err)
assert.Len(t, updates, 1)
assert.Equal(t, "targets/level1", updates[0].Role)
assert.Equal(t, delJSON, updates[0].Data)
}
func TestValidateTargetsParentInUpdate(t *testing.T) {
baseRepo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
k, err := cs.Create("targets/level1", "docker.com/notary", data.ED25519Key)
assert.NoError(t, err)
err = baseRepo.UpdateDelegationKeys("targets/level1", []data.PublicKey{k}, []string{}, 1)
assert.NoError(t, err)
err = baseRepo.UpdateDelegationPaths("targets/level1", []string{""}, []string{}, false)
assert.NoError(t, err)
// no targets file is created for the new delegations, so force one
baseRepo.InitTargets("targets/level1")
targets, err := baseRepo.SignTargets("targets", data.DefaultExpires(data.CanonicalTargetsRole))
tgtsJSON, err := json.Marshal(targets)
assert.NoError(t, err)
update := storage.MetaUpdate{
Role: data.CanonicalTargetsRole,
Version: 1,
Data: tgtsJSON,
}
store.UpdateCurrent("gun", update)
del, err := baseRepo.SignTargets("targets/level1", data.DefaultExpires(data.CanonicalTargetsRole))
assert.NoError(t, err)
delJSON, err := json.Marshal(del)
assert.NoError(t, err)
delUpdate := storage.MetaUpdate{
Role: "targets/level1",
Version: 1,
Data: delJSON,
}
roles := map[string]storage.MetaUpdate{
"targets/level1": delUpdate,
"targets": update,
}
valRepo := tuf.NewRepo(nil)
valRepo.SetRoot(baseRepo.Root)
// because we sort the roles, the list of returned updates
// will contain shallower roles first, in this case "targets",
// and then "targets/level1"
updates, err := loadAndValidateTargets("gun", valRepo, roles, store)
assert.NoError(t, err)
assert.Len(t, updates, 2)
assert.Equal(t, "targets", updates[0].Role)
assert.Equal(t, tgtsJSON, updates[0].Data)
assert.Equal(t, "targets/level1", updates[1].Role)
assert.Equal(t, delJSON, updates[1].Data)
}
func TestValidateTargetsParentNotFound(t *testing.T) {
baseRepo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
k, err := cs.Create("targets/level1", "docker.com/notary", data.ED25519Key)
assert.NoError(t, err)
err = baseRepo.UpdateDelegationKeys("targets/level1", []data.PublicKey{k}, []string{}, 1)
assert.NoError(t, err)
err = baseRepo.UpdateDelegationPaths("targets/level1", []string{""}, []string{}, false)
assert.NoError(t, err)
// no targets file is created for the new delegations, so force one
baseRepo.InitTargets("targets/level1")
// generate the update object we're doing to use to call loadAndValidateTargets
del, err := baseRepo.SignTargets("targets/level1", data.DefaultExpires(data.CanonicalTargetsRole))
assert.NoError(t, err)
delJSON, err := json.Marshal(del)
assert.NoError(t, err)
delUpdate := storage.MetaUpdate{
Role: "targets/level1",
Version: 1,
Data: delJSON,
}
roles := map[string]storage.MetaUpdate{"targets/level1": delUpdate}
valRepo := tuf.NewRepo(nil)
valRepo.SetRoot(baseRepo.Root)
_, err = loadAndValidateTargets("gun", valRepo, roles, store)
assert.Error(t, err)
assert.IsType(t, storage.ErrNotFound{}, err)
}
func TestValidateTargetsRoleNotInParent(t *testing.T) {
baseRepo, cs, err := testutils.EmptyRepo("docker.com/notary")
assert.NoError(t, err)
store := storage.NewMemStorage()
level1Key, err := cs.Create("targets/level1", "docker.com/notary", data.ED25519Key)
assert.NoError(t, err)
r, err := data.NewRole("targets/level1", 1, []string{level1Key.ID()}, []string{""})
baseRepo.Targets[data.CanonicalTargetsRole].Signed.Delegations.Roles = []*data.Role{r}
baseRepo.Targets[data.CanonicalTargetsRole].Signed.Delegations.Keys = data.Keys{
level1Key.ID(): level1Key,
}
baseRepo.InitTargets("targets/level1")
del, err := baseRepo.SignTargets("targets/level1", data.DefaultExpires(data.CanonicalTargetsRole))
assert.NoError(t, err)
delJSON, err := json.Marshal(del)
assert.NoError(t, err)
delUpdate := storage.MetaUpdate{
Role: "targets/level1",
Version: 1,
Data: delJSON,
}
// set back to empty so stored targets doesn't have reference to level1
baseRepo.Targets[data.CanonicalTargetsRole].Signed.Delegations.Roles = nil
baseRepo.Targets[data.CanonicalTargetsRole].Signed.Delegations.Keys = nil
targets, err := baseRepo.SignTargets(data.CanonicalTargetsRole, data.DefaultExpires(data.CanonicalTargetsRole))
tgtsJSON, err := json.Marshal(targets)
assert.NoError(t, err)
update := storage.MetaUpdate{
Role: data.CanonicalTargetsRole,
Version: 1,
Data: tgtsJSON,
}
store.UpdateCurrent("gun", update)
roles := map[string]storage.MetaUpdate{
"targets/level1": delUpdate,
data.CanonicalTargetsRole: update,
}
valRepo := tuf.NewRepo(nil)
valRepo.SetRoot(baseRepo.Root)
// because we sort the roles, the list of returned updates
// will contain shallower roles first, in this case "targets",
// and then "targets/level1"
updates, err := loadAndValidateTargets("gun", valRepo, roles, store)
assert.NoError(t, err)
assert.Len(t, updates, 1)
assert.Equal(t, data.CanonicalTargetsRole, updates[0].Role)
assert.Equal(t, tgtsJSON, updates[0].Data)
}
// ### End target validation with delegations tests