func TestRotationNewSigMissing(t *testing.T) {
logrus.SetLevel(logrus.DebugLevel)
kdb := keys.NewDB()
signer := signed.NewEd25519()
repo := tuf.NewRepo(kdb, signer)
remote := store.NewMemoryStore(nil, nil)
cache := store.NewMemoryStore(nil, nil)
// Generate initial root key and role and add to key DB
rootKey, err := signer.Create("root", data.ED25519Key)
assert.NoError(t, err, "Error creating root key")
rootRole, err := data.NewRole("root", 1, []string{rootKey.ID()}, nil, nil)
assert.NoError(t, err, "Error creating root role")
kdb.AddKey(rootKey)
err = kdb.AddRole(rootRole)
assert.NoError(t, err, "Error adding root role to db")
// Generate new key and role. These will appear in the root.json
// but will not be added to the keyDB.
replacementKey, err := signer.Create("root", data.ED25519Key)
assert.NoError(t, err, "Error creating replacement root key")
replacementRole, err := data.NewRole("root", 1, []string{replacementKey.ID()}, nil, nil)
assert.NoError(t, err, "Error creating replacement root role")
assert.NotEqual(t, rootKey.ID(), replacementKey.ID(), "Key IDs are the same")
// Generate a new root with the replacement key and role
testRoot, err := data.NewRoot(
map[string]data.PublicKey{replacementKey.ID(): replacementKey},
map[string]*data.RootRole{"root": &replacementRole.RootRole},
false,
)
assert.NoError(t, err, "Failed to create new root")
_, ok := testRoot.Signed.Keys[rootKey.ID()]
assert.False(t, ok, "Old root key appeared in test root")
// Sign testRoot with both old and new keys
signedRoot, err := testRoot.ToSigned()
err = signed.Sign(signer, signedRoot, rootKey)
assert.NoError(t, err, "Failed to sign root")
var origKeySig bool
var replKeySig bool
for _, sig := range signedRoot.Signatures {
if sig.KeyID == rootKey.ID() {
origKeySig = true
} else if sig.KeyID == replacementKey.ID() {
replKeySig = true
}
}
assert.True(t, origKeySig, "Original root key signature not present")
assert.False(t, replKeySig, "Replacement root key signature was present and shouldn't be")
client := NewClient(repo, remote, kdb, cache)
err = client.verifyRoot("root", signedRoot, 0)
assert.Error(t, err, "Should have errored on verify as replacement signature was missing.")
}
func TestUpdateDelegations(t *testing.T) {
ed25519 := signed.NewEd25519()
keyDB := keys.NewDB()
repo := initRepo(t, ed25519, keyDB)
testKey, err := ed25519.Create("targets/test", data.ED25519Key)
if err != nil {
t.Fatal(err)
}
role, err := data.NewRole("targets/test", 1, []string{testKey.ID()}, []string{"test"}, []string{})
if err != nil {
t.Fatal(err)
}
err = repo.UpdateDelegations(role, []data.Key{testKey}, "")
if err != nil {
t.Fatal(err)
}
testDeepKey, err := ed25519.Create("targets/test/deep", data.ED25519Key)
if err != nil {
t.Fatal(err)
}
roleDeep, err := data.NewRole("targets/test/deep", 1, []string{testDeepKey.ID()}, []string{"test/deep"}, []string{})
if err != nil {
t.Fatal(err)
}
err = repo.UpdateDelegations(roleDeep, []data.Key{testDeepKey}, "")
if err != nil {
t.Fatal(err)
}
writeRepo(t, "/tmp/tufdelegation", repo)
}
func initRoles(kdb *keys.KeyDB, rootKey, targetsKey, snapshotKey, timestampKey data.PublicKey) error {
rootRole, err := data.NewRole("root", 1, []string{rootKey.ID()}, nil, nil)
if err != nil {
return err
}
targetsRole, err := data.NewRole("targets", 1, []string{targetsKey.ID()}, nil, nil)
if err != nil {
return err
}
snapshotRole, err := data.NewRole("snapshot", 1, []string{snapshotKey.ID()}, nil, nil)
if err != nil {
return err
}
timestampRole, err := data.NewRole("timestamp", 1, []string{timestampKey.ID()}, nil, nil)
if err != nil {
return err
}
if err := kdb.AddRole(rootRole); err != nil {
return err
}
if err := kdb.AddRole(targetsRole); err != nil {
return err
}
if err := kdb.AddRole(snapshotRole); err != nil {
return err
}
if err := kdb.AddRole(timestampRole); err != nil {
return err
}
return nil
}
// SetRoot parses the Signed object into a SignedRoot object, sets
// the keys and roles in the KeyDB, and sets the TufRepo.Root field
// to the SignedRoot object.
func (tr *TufRepo) SetRoot(s *data.Signed) error {
r, err := data.RootFromSigned(s)
if err != nil {
return err
}
for _, key := range r.Signed.Keys {
logrus.Debug("Adding key ", key.ID())
tr.keysDB.AddKey(key)
}
for roleName, role := range r.Signed.Roles {
logrus.Debugf("Adding role %s with keys %s", roleName, strings.Join(role.KeyIDs, ","))
baseRole, err := data.NewRole(
roleName,
role.Threshold,
role.KeyIDs,
nil,
nil,
)
if err != nil {
return err
}
err = tr.keysDB.AddRole(baseRole)
if err != nil {
return err
}
}
tr.Root = r
return nil
}
// AddBaseKeys is used to add keys to the role in root.json
func (tr *Repo) AddBaseKeys(role string, keys ...data.PublicKey) error {
if tr.Root == nil {
return ErrNotLoaded{role: "root"}
}
ids := []string{}
for _, k := range keys {
// Store only the public portion
pubKey := data.NewPrivateKey(k.Algorithm(), k.Public(), nil)
tr.Root.Signed.Keys[pubKey.ID()] = pubKey
tr.keysDB.AddKey(k)
tr.Root.Signed.Roles[role].KeyIDs = append(tr.Root.Signed.Roles[role].KeyIDs, pubKey.ID())
ids = append(ids, pubKey.ID())
}
r, err := data.NewRole(
role,
tr.Root.Signed.Roles[role].Threshold,
ids,
nil,
nil,
)
if err != nil {
return err
}
tr.keysDB.AddRole(r)
tr.Root.Dirty = true
return nil
}
// SetRoot parses the Signed object into a SignedRoot object, sets
// the keys and roles in the KeyDB, and sets the TufRepo.Root field
// to the SignedRoot object.
func (tr *TufRepo) SetRoot(s *data.Signed) error {
r, err := data.RootFromSigned(s)
if err != nil {
return err
}
for kid, key := range r.Signed.Keys {
tr.keysDB.AddKey(key)
logrus.Debug("Given Key ID:", kid, "\nGenerated Key ID:", key.ID())
}
for roleName, role := range r.Signed.Roles {
baseRole, err := data.NewRole(
roleName,
role.Threshold,
role.KeyIDs,
nil,
nil,
)
if err != nil {
return err
}
err = tr.keysDB.AddRole(baseRole)
if err != nil {
return err
}
}
tr.Root = r
return nil
}
// SetRoot parses the Signed object into a SignedRoot object, sets
// the keys and roles in the KeyDB, and sets the TufRepo.Root field
// to the SignedRoot object.
func (tr *TufRepo) SetRoot(s *data.Signed) error {
r, err := data.RootFromSigned(s)
if err != nil {
return err
}
for _, key := range r.Signed.Keys {
tr.keysDB.AddKey(key)
}
for roleName, role := range r.Signed.Roles {
baseRole, err := data.NewRole(
roleName,
role.Threshold,
role.KeyIDs,
nil,
nil,
)
if err != nil {
return err
}
err = tr.keysDB.AddRole(baseRole)
if err != nil {
return err
}
}
tr.Root = r
return nil
}
// EmptyRepo creates an in memory key database, crypto service
// and initializes a repo with no targets or delegations.
func EmptyRepo() (*keys.KeyDB, *tuf.Repo, signed.CryptoService) {
c := signed.NewEd25519()
kdb := keys.NewDB()
r := tuf.NewRepo(kdb, c)
for _, role := range []string{"root", "targets", "snapshot", "timestamp"} {
key, _ := c.Create(role, data.ED25519Key)
role, _ := data.NewRole(role, 1, []string{key.ID()}, nil, nil)
kdb.AddKey(key)
kdb.AddRole(role)
}
r.InitRepo(false)
return kdb, r, c
}
func TestApplyChangelist(t *testing.T) {
kdb := keys.NewDB()
role, err := data.NewRole("targets", 1, nil, nil, nil)
assert.NoError(t, err)
kdb.AddRole(role)
repo := tuf.NewTufRepo(kdb, nil)
err = repo.InitTargets()
assert.NoError(t, err)
hash := sha256.Sum256([]byte{})
f := &data.FileMeta{
Length: 1,
Hashes: map[string][]byte{
"sha256": hash[:],
},
}
fjson, err := json.Marshal(f)
assert.NoError(t, err)
cl := changelist.NewMemChangelist()
addChange := &changelist.TufChange{
Actn: changelist.ActionCreate,
Role: changelist.ScopeTargets,
ChangeType: "target",
ChangePath: "latest",
Data: fjson,
}
cl.Add(addChange)
err = applyChangelist(repo, cl)
assert.NoError(t, err)
assert.NotNil(t, repo.Targets["targets"].Signed.Targets["latest"])
cl.Clear("")
removeChange := &changelist.TufChange{
Actn: changelist.ActionDelete,
Role: changelist.ScopeTargets,
ChangeType: "target",
ChangePath: "latest",
Data: nil,
}
cl.Add(removeChange)
err = applyChangelist(repo, cl)
assert.NoError(t, err)
_, ok := repo.Targets["targets"].Signed.Targets["latest"]
assert.False(t, ok)
}
func tufInit(cmd *cobra.Command, args []string) {
if len(args) < 1 {
cmd.Usage()
fatalf("Must specify a GUN")
}
gun := args[0]
kdb := keys.NewDB()
signer := signed.NewSigner(NewCryptoService(gun))
rootKey, err := signer.Create("root")
if err != nil {
fatalf(err.Error())
}
targetsKey, err := signer.Create("targets")
if err != nil {
fatalf(err.Error())
}
snapshotKey, err := signer.Create("snapshot")
if err != nil {
fatalf(err.Error())
}
timestampKey, err := signer.Create("timestamp")
if err != nil {
fatalf(err.Error())
}
kdb.AddKey(rootKey)
kdb.AddKey(targetsKey)
kdb.AddKey(snapshotKey)
kdb.AddKey(timestampKey)
rootRole, err := data.NewRole("root", 1, []string{rootKey.ID()}, nil, nil)
if err != nil {
fatalf(err.Error())
}
targetsRole, err := data.NewRole("targets", 1, []string{targetsKey.ID()}, nil, nil)
if err != nil {
fatalf(err.Error())
}
snapshotRole, err := data.NewRole("snapshot", 1, []string{snapshotKey.ID()}, nil, nil)
if err != nil {
fatalf(err.Error())
}
timestampRole, err := data.NewRole("timestamp", 1, []string{timestampKey.ID()}, nil, nil)
if err != nil {
fatalf(err.Error())
}
err = kdb.AddRole(rootRole)
if err != nil {
fatalf(err.Error())
}
err = kdb.AddRole(targetsRole)
if err != nil {
fatalf(err.Error())
}
err = kdb.AddRole(snapshotRole)
if err != nil {
fatalf(err.Error())
}
err = kdb.AddRole(timestampRole)
if err != nil {
fatalf(err.Error())
}
repo := tuf.NewTufRepo(kdb, signer)
filestore, err := store.NewFilesystemStore(
path.Join(viper.GetString("tufDir"), gun), // TODO: base trust dir from config
"metadata",
"json",
"targets",
)
if err != nil {
fatalf(err.Error())
}
err = repo.InitRepo(false)
if err != nil {
fatalf(err.Error())
}
saveRepo(repo, filestore)
}
func testValidateRootRotationMissingNewSig(t *testing.T, keyAlg data.KeyAlgorithm, rootKeyType data.KeyAlgorithm) {
// Temporary directory where test files will be created
tempBaseDir, err := ioutil.TempDir("", "notary-test-")
defer os.RemoveAll(tempBaseDir)
assert.NoError(t, err, "failed to create a temporary directory: %s", err)
// The gun to test
gun := "docker.com/notary"
// Create a FileStoreManager
keyStoreManager, err := NewKeyStoreManager(tempBaseDir, passphraseRetriever)
assert.NoError(t, err)
origRootKeyID, err := keyStoreManager.GenRootKey(keyAlg.String())
assert.NoError(t, err)
replRootKeyID, err := keyStoreManager.GenRootKey(keyAlg.String())
assert.NoError(t, err)
origUnlockedCryptoService, err := keyStoreManager.GetRootCryptoService(origRootKeyID)
assert.NoError(t, err)
replUnlockedCryptoService, err := keyStoreManager.GetRootCryptoService(replRootKeyID)
assert.NoError(t, err)
// Generating the certificate automatically adds it to the trusted store
origRootCert, err := origUnlockedCryptoService.GenerateCertificate(gun)
assert.NoError(t, err)
// Add the old root cert part of trustedCertificates
keyStoreManager.AddTrustedCert(origRootCert)
assert.NoError(t, err)
// Generate a certificate for our replacement root key
replRootCert, err := replUnlockedCryptoService.GenerateCertificate(gun)
assert.NoError(t, err)
// We need the PEM representation of the replacement key to put it into the TUF data
origRootPEMCert := trustmanager.CertToPEM(origRootCert)
replRootPEMCert := trustmanager.CertToPEM(replRootCert)
// Tuf key with PEM-encoded x509 certificate
origRootKey := data.NewPublicKey(rootKeyType, origRootPEMCert)
replRootKey := data.NewPublicKey(rootKeyType, replRootPEMCert)
// Link both certificates to the original public keys
err = keyStoreManager.RootKeyStore().Link(origRootKeyID+"_root", origRootKey.ID()+"_root")
assert.NoError(t, err)
err = keyStoreManager.RootKeyStore().Link(replRootKeyID+"_root", replRootKey.ID()+"_root")
assert.NoError(t, err)
rootRole, err := data.NewRole("root", 1, []string{replRootKey.ID()}, nil, nil)
assert.NoError(t, err)
testRoot, err := data.NewRoot(
map[string]data.PublicKey{replRootKey.ID(): replRootKey},
map[string]*data.RootRole{"root": &rootRole.RootRole},
false,
)
assert.NoError(t, err, "Failed to create new root")
signedTestRoot, err := testRoot.ToSigned()
assert.NoError(t, err)
// We only sign with the old key, and not with the new one
err = signed.Sign(replUnlockedCryptoService.CryptoService, signedTestRoot, origRootKey)
assert.NoError(t, err)
//
// This call to ValidateRoot will succeed since we are using a valid PEM
// encoded certificate, and have no other certificates for this CN
//
err = keyStoreManager.ValidateRoot(signedTestRoot, gun)
assert.Error(t, err, "insuficient signatures on root")
// Finally, validate the only trusted certificate that exists is still
// the old one
certs := keyStoreManager.trustedCertificateStore.GetCertificates()
assert.Len(t, certs, 1)
assert.Equal(t, certs[0], origRootCert)
}
func TestValidateRootRotation(t *testing.T) {
_, repo, crypto := testutils.EmptyRepo()
store := storage.NewMemStorage()
r, tg, sn, ts, err := testutils.Sign(repo)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err := testutils.Serialize(r, tg, sn, ts)
assert.NoError(t, err)
store.UpdateCurrent(
"testGUN",
storage.MetaUpdate{
Role: "root",
Version: 1,
Data: 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, 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()] = data.NewPrivateKey(rootKey.Algorithm(), rootKey.Public(), nil)
r, err = repo.SignRoot(data.DefaultExpires(data.CanonicalRootRole), nil)
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), nil)
assert.NoError(t, err)
root, targets, snapshot, timestamp, err = testutils.Serialize(r, tg, sn, ts)
assert.NoError(t, err)
updates := []storage.MetaUpdate{
{
Role: "root",
Version: 1,
Data: root,
},
{
Role: "targets",
Version: 1,
Data: targets,
},
{
Role: "snapshot",
Version: 1,
Data: snapshot,
},
{
Role: "timestamp",
Version: 1,
Data: timestamp,
},
}
err = validateUpdate("testGUN", updates, store)
assert.NoError(t, err)
}
// Initialize creates a new repository by using rootKey as the root Key for the
// TUF repository.
func (r *NotaryRepository) Initialize(uSigner *UnlockedSigner) error {
rootCert, err := uSigner.GenerateCertificate(r.Gun)
if err != nil {
return err
}
r.certificateStore.AddCert(rootCert)
rootKey := data.NewPublicKey("RSA", trustmanager.CertToPEM(rootCert))
err = r.rootKeyStore.Link(uSigner.ID(), rootKey.ID())
if err != nil {
return err
}
remote, err := getRemoteStore(r.baseURL, r.Gun)
rawTSKey, err := remote.GetKey("timestamp")
if err != nil {
return err
}
parsedKey := &data.TUFKey{}
err = json.Unmarshal(rawTSKey, parsedKey)
if err != nil {
return err
}
timestampKey := data.NewPublicKey(parsedKey.Cipher(), parsedKey.Public())
targetsKey, err := r.signer.Create("targets")
if err != nil {
return err
}
snapshotKey, err := r.signer.Create("snapshot")
if err != nil {
return err
}
kdb := keys.NewDB()
kdb.AddKey(rootKey)
kdb.AddKey(targetsKey)
kdb.AddKey(snapshotKey)
kdb.AddKey(timestampKey)
rootRole, err := data.NewRole("root", 1, []string{rootKey.ID()}, nil, nil)
if err != nil {
return err
}
targetsRole, err := data.NewRole("targets", 1, []string{targetsKey.ID()}, nil, nil)
if err != nil {
return err
}
snapshotRole, err := data.NewRole("snapshot", 1, []string{snapshotKey.ID()}, nil, nil)
if err != nil {
return err
}
timestampRole, err := data.NewRole("timestamp", 1, []string{timestampKey.ID()}, nil, nil)
if err != nil {
return err
}
if err := kdb.AddRole(rootRole); err != nil {
return err
}
if err := kdb.AddRole(targetsRole); err != nil {
return err
}
if err := kdb.AddRole(snapshotRole); err != nil {
return err
}
if err := kdb.AddRole(timestampRole); err != nil {
return err
}
r.tufRepo = tuf.NewTufRepo(kdb, r.signer)
r.fileStore, err = store.NewFilesystemStore(
r.tufRepoPath,
"metadata",
"json",
"targets",
)
if err != nil {
return err
}
if err := r.tufRepo.InitRepo(false); err != nil {
return err
}
if err := r.saveMetadata(uSigner.signer); err != nil {
return err
}
// Creates an empty snapshot
return r.snapshot()
}
// Initialize creates a new repository by using rootKey as the root Key for the
// TUF repository.
func (r *NotaryRepository) Initialize(uCryptoService *cryptoservice.UnlockedCryptoService) error {
rootCert, err := uCryptoService.GenerateCertificate(r.gun)
if err != nil {
return err
}
r.KeyStoreManager.AddTrustedCert(rootCert)
// The root key gets stored in the TUF metadata X509 encoded, linking
// the tuf root.json to our X509 PKI.
// If the key is RSA, we store it as type RSAx509, if it is ECDSA we store it
// as ECDSAx509 to allow the gotuf verifiers to correctly decode the
// key on verification of signatures.
var algorithmType data.KeyAlgorithm
algorithm := uCryptoService.PrivKey.Algorithm()
switch algorithm {
case data.RSAKey:
algorithmType = data.RSAx509Key
case data.ECDSAKey:
algorithmType = data.ECDSAx509Key
default:
return fmt.Errorf("invalid format for root key: %s", algorithm)
}
// Generate a x509Key using the rootCert as the public key
rootKey := data.NewPublicKey(algorithmType, trustmanager.CertToPEM(rootCert))
// Creates a symlink between the certificate ID and the real public key it
// is associated with. This is used to be able to retrieve the root private key
// associated with a particular certificate
logrus.Debugf("Linking %s to %s.", rootKey.ID(), uCryptoService.ID())
err = r.KeyStoreManager.RootKeyStore().Link(uCryptoService.ID(), rootKey.ID())
if err != nil {
return err
}
// All the timestamp keys are generated by the remote server.
remote, err := getRemoteStore(r.baseURL, r.gun, r.roundTrip)
rawTSKey, err := remote.GetKey("timestamp")
if err != nil {
return err
}
parsedKey := &data.TUFKey{}
err = json.Unmarshal(rawTSKey, parsedKey)
if err != nil {
return err
}
// Turn the JSON timestamp key from the remote server into a TUFKey
timestampKey := data.NewPublicKey(parsedKey.Algorithm(), parsedKey.Public())
logrus.Debugf("got remote %s timestamp key with keyID: %s", parsedKey.Algorithm(), timestampKey.ID())
// This is currently hardcoding the targets and snapshots keys to ECDSA
// Targets and snapshot keys are always generated locally.
targetsKey, err := r.cryptoService.Create("targets", data.ECDSAKey)
if err != nil {
return err
}
snapshotKey, err := r.cryptoService.Create("snapshot", data.ECDSAKey)
if err != nil {
return err
}
kdb := keys.NewDB()
kdb.AddKey(rootKey)
kdb.AddKey(targetsKey)
kdb.AddKey(snapshotKey)
kdb.AddKey(timestampKey)
rootRole, err := data.NewRole("root", 1, []string{rootKey.ID()}, nil, nil)
if err != nil {
return err
}
targetsRole, err := data.NewRole("targets", 1, []string{targetsKey.ID()}, nil, nil)
if err != nil {
return err
}
snapshotRole, err := data.NewRole("snapshot", 1, []string{snapshotKey.ID()}, nil, nil)
if err != nil {
return err
}
timestampRole, err := data.NewRole("timestamp", 1, []string{timestampKey.ID()}, nil, nil)
if err != nil {
return err
}
if err := kdb.AddRole(rootRole); err != nil {
return err
}
if err := kdb.AddRole(targetsRole); err != nil {
return err
}
if err := kdb.AddRole(snapshotRole); err != nil {
return err
}
if err := kdb.AddRole(timestampRole); err != nil {
return err
}
r.tufRepo = tuf.NewTufRepo(kdb, r.cryptoService)
r.fileStore, err = store.NewFilesystemStore(
r.tufRepoPath,
"metadata",
"json",
"targets",
)
if err != nil {
return err
}
if err := r.tufRepo.InitRepo(false); err != nil {
return err
}
if err := r.saveMetadata(uCryptoService.CryptoService); err != nil {
return err
}
// Creates an empty snapshot
return r.snapshot()
}
