139 lines
4.5 KiB
Go
139 lines
4.5 KiB
Go
package trust
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import (
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"encoding/pem"
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"fmt"
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"io/ioutil"
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"os"
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"path/filepath"
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"testing"
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"github.com/docker/cli/cli/config"
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"github.com/docker/cli/internal/test"
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"github.com/docker/cli/internal/test/testutil"
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"github.com/stretchr/testify/assert"
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"github.com/theupdateframework/notary"
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"github.com/theupdateframework/notary/passphrase"
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"github.com/theupdateframework/notary/trustmanager"
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tufutils "github.com/theupdateframework/notary/tuf/utils"
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)
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func TestTrustKeyGenerateErrors(t *testing.T) {
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testCases := []struct {
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name string
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args []string
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expectedError string
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}{
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{
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name: "not-enough-args",
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expectedError: "requires exactly 1 argument",
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},
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{
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name: "too-many-args",
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args: []string{"key-1", "key-2"},
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expectedError: "requires exactly 1 argument",
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},
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}
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tmpDir, err := ioutil.TempDir("", "docker-key-generate-test-")
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assert.NoError(t, err)
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defer os.RemoveAll(tmpDir)
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config.SetDir(tmpDir)
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for _, tc := range testCases {
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cli := test.NewFakeCli(&fakeClient{})
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cmd := newKeyGenerateCommand(cli)
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cmd.SetArgs(tc.args)
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cmd.SetOutput(ioutil.Discard)
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testutil.ErrorContains(t, cmd.Execute(), tc.expectedError)
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}
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}
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func TestGenerateKeySuccess(t *testing.T) {
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pubKeyCWD, err := ioutil.TempDir("", "pub-keys-")
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assert.NoError(t, err)
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defer os.RemoveAll(pubKeyCWD)
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privKeyStorageDir, err := ioutil.TempDir("", "priv-keys-")
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assert.NoError(t, err)
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defer os.RemoveAll(privKeyStorageDir)
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passwd := "password"
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cannedPasswordRetriever := passphrase.ConstantRetriever(passwd)
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// generate a single key
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keyName := "alice"
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privKeyFileStore, err := trustmanager.NewKeyFileStore(privKeyStorageDir, cannedPasswordRetriever)
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assert.NoError(t, err)
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pubKeyPEM, err := generateKeyAndOutputPubPEM(keyName, privKeyFileStore)
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assert.NoError(t, err)
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assert.Equal(t, keyName, pubKeyPEM.Headers["role"])
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// the default GUN is empty
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assert.Equal(t, "", pubKeyPEM.Headers["gun"])
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// assert public key header
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assert.Equal(t, "PUBLIC KEY", pubKeyPEM.Type)
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// check that an appropriate ~/<trust_dir>/private/<key_id>.key file exists
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expectedPrivKeyDir := filepath.Join(privKeyStorageDir, notary.PrivDir)
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_, err = os.Stat(expectedPrivKeyDir)
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assert.NoError(t, err)
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keyFiles, err := ioutil.ReadDir(expectedPrivKeyDir)
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assert.NoError(t, err)
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assert.Len(t, keyFiles, 1)
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privKeyFilePath := filepath.Join(expectedPrivKeyDir, keyFiles[0].Name())
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// verify the key content
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privFrom, _ := os.OpenFile(privKeyFilePath, os.O_RDONLY, notary.PrivExecPerms)
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defer privFrom.Close()
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fromBytes, _ := ioutil.ReadAll(privFrom)
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privKeyPEM, _ := pem.Decode(fromBytes)
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assert.Equal(t, keyName, privKeyPEM.Headers["role"])
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// the default GUN is empty
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assert.Equal(t, "", privKeyPEM.Headers["gun"])
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// assert encrypted header
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assert.Equal(t, "ENCRYPTED PRIVATE KEY", privKeyPEM.Type)
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// check that the passphrase matches
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_, err = tufutils.ParsePKCS8ToTufKey(privKeyPEM.Bytes, []byte(passwd))
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assert.NoError(t, err)
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// check that the public key exists at the correct path if we use the helper:
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returnedPath, err := writePubKeyPEMToDir(pubKeyPEM, keyName, pubKeyCWD)
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assert.NoError(t, err)
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expectedPubKeyPath := filepath.Join(pubKeyCWD, keyName+".pub")
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assert.Equal(t, returnedPath, expectedPubKeyPath)
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_, err = os.Stat(expectedPubKeyPath)
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assert.NoError(t, err)
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// check that the public key is the only file output in CWD
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cwdKeyFiles, err := ioutil.ReadDir(pubKeyCWD)
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assert.NoError(t, err)
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assert.Len(t, cwdKeyFiles, 1)
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}
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func TestValidateKeyArgs(t *testing.T) {
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pubKeyCWD, err := ioutil.TempDir("", "pub-keys-")
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assert.NoError(t, err)
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defer os.RemoveAll(pubKeyCWD)
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err = validateKeyArgs("a", pubKeyCWD)
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assert.NoError(t, err)
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err = validateKeyArgs("a/b", pubKeyCWD)
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assert.Error(t, err)
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assert.Equal(t, err.Error(), "key name \"a/b\" must start with lowercase alphanumeric characters and can include \"-\" or \"_\" after the first character")
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err = validateKeyArgs("-", pubKeyCWD)
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assert.Error(t, err)
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assert.Equal(t, err.Error(), "key name \"-\" must start with lowercase alphanumeric characters and can include \"-\" or \"_\" after the first character")
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assert.NoError(t, ioutil.WriteFile(filepath.Join(pubKeyCWD, "a.pub"), []byte("abc"), notary.PrivExecPerms))
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err = validateKeyArgs("a", pubKeyCWD)
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assert.Error(t, err)
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assert.Equal(t, err.Error(), fmt.Sprintf("public key file already exists: \"%s/a.pub\"", pubKeyCWD))
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err = validateKeyArgs("a", "/random/dir/")
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assert.Error(t, err)
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assert.Equal(t, err.Error(), "public key path does not exist: \"/random/dir/\"")
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}
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