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commands_test.go
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commands_test.go
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package main
import (
"bytes"
"fmt"
"testing"
"github.com/stretchr/testify/assert"
)
func TestEncryptDecryptCommand(t *testing.T) {
input := bytes.NewBufferString("secret")
var encrypted, output bytes.Buffer
configPublicKey := pemRead("./resources/test/keys/config-public-key.pem")
configPrivateKey := pemRead("./resources/test/keys/config-private-key.pem")
masterPublicKey := pemRead("./resources/test/keys/master-public-key.pem")
masterPrivateKey := pemRead("./resources/test/keys/master-private-key.pem")
encryption := newKeyEncryptionStrategy(masterPublicKey, configPrivateKey)
encryptCommand(input, &encrypted, encryption, false)
crypto := newKeyDecryptionStrategy(configPublicKey, masterPrivateKey)
decryptStream(&encrypted, &output, crypto)
assert.Equal(t, "secret", output.String())
}
func TestEncryptDecryptCommandSubstrings(t *testing.T) {
input := bytes.NewBufferString("secret")
input2 := bytes.NewBufferString("secret2")
var encrypted, output bytes.Buffer
configPublicKey := pemRead("./resources/test/keys/config-public-key.pem")
configPrivateKey := pemRead("./resources/test/keys/config-private-key.pem")
masterPublicKey := pemRead("./resources/test/keys/master-public-key.pem")
masterPrivateKey := pemRead("./resources/test/keys/master-private-key.pem")
encryption := newKeyEncryptionStrategy(masterPublicKey, configPrivateKey)
encryptCommand(input, &encrypted, encryption, false)
encrypted.Write([]byte("somepadding"))
encryptCommand(input2, &encrypted, encryption, false)
crypto := newKeyDecryptionStrategy(configPublicKey, masterPrivateKey)
decryptStream(&encrypted, &output, crypto)
assert.Equal(t, "secretsomepaddingsecret2", output.String())
}
func TestDecryptEnvironmentCommand(t *testing.T) {
var output bytes.Buffer
configPublicKey := pemRead("./resources/test/keys/config-public-key.pem")
configPrivateKey := pemRead("./resources/test/keys/config-private-key.pem")
masterPublicKey := pemRead("./resources/test/keys/master-public-key.pem")
masterPrivateKey := pemRead("./resources/test/keys/master-private-key.pem")
encrypted, err := encryptEnvelope(masterPublicKey, configPrivateKey, []byte("secret"))
assert.Nil(t, err)
encrypted2, err := encryptEnvelope(masterPublicKey, configPrivateKey, []byte("secret2"))
assert.Nil(t, err)
{
input := []string{"a=b", fmt.Sprintf("b=%s", encrypted), "c=d", fmt.Sprintf("e=%s", encrypted2), "e.f=d"}
crypto := newKeyDecryptionStrategy(configPublicKey, masterPrivateKey)
ok, err := decryptEnvironment(input, &output, crypto)
assert.True(t, ok)
assert.Nil(t, err)
assert.Equal(t, "export b='secret'\nexport e='secret2'\n", output.String())
}
{
input := []string{"a.b=b", fmt.Sprintf("b.c=%s", encrypted)}
crypto := newKeyDecryptionStrategy(configPublicKey, masterPrivateKey)
ok, err := decryptEnvironment(input, &output, crypto)
assert.False(t, ok)
assert.Equal(t, "the env var 'b.c' is not a valid shell script identifier. Only alphanumeric characters and underscores are supported, starting with an alphabetic or underscore character", err.Error())
}
}
func TestDecryptEnvironmentCommandSubstrings(t *testing.T) {
var output bytes.Buffer
configPublicKey := pemRead("./resources/test/keys/config-public-key.pem")
configPrivateKey := pemRead("./resources/test/keys/config-private-key.pem")
masterPublicKey := pemRead("./resources/test/keys/master-public-key.pem")
masterPrivateKey := pemRead("./resources/test/keys/master-private-key.pem")
encrypted, err := encryptEnvelope(masterPublicKey, configPrivateKey, []byte("secret"))
assert.Nil(t, err)
encrypted2, err := encryptEnvelope(masterPublicKey, configPrivateKey, []byte("secret2"))
assert.Nil(t, err)
input := []string{"a=b", fmt.Sprintf("b=blabla%sblabla%s", encrypted, encrypted2), "c=d"}
crypto := newKeyDecryptionStrategy(configPublicKey, masterPrivateKey)
decryptEnvironment(input, &output, crypto)
assert.Equal(t, "export b='blablasecretblablasecret2'\n", output.String())
}
func TestDecryptEnvironmentCommandSubstringsSpaces(t *testing.T) {
var output bytes.Buffer
configPublicKey := pemRead("./resources/test/keys/config-public-key.pem")
configPrivateKey := pemRead("./resources/test/keys/config-private-key.pem")
masterPublicKey := pemRead("./resources/test/keys/master-public-key.pem")
masterPrivateKey := pemRead("./resources/test/keys/master-private-key.pem")
encrypted, err := encryptEnvelope(masterPublicKey, configPrivateKey, []byte("secret"))
assert.Nil(t, err)
encrypted2, err := encryptEnvelope(masterPublicKey, configPrivateKey, []byte("secret2"))
assert.Nil(t, err)
input := []string{"a=b", fmt.Sprintf("b=blabla %sb la bla %s", encrypted, encrypted2), "c=d"}
crypto := newKeyDecryptionStrategy(configPublicKey, masterPrivateKey)
decryptEnvironment(input, &output, crypto)
assert.Equal(t, "export b='blabla secretb la bla secret2'\n", output.String())
}
func TestCreateExecArgs(t *testing.T) {
configPublicKey := pemRead("./resources/test/keys/config-public-key.pem")
configPrivateKey := pemRead("./resources/test/keys/config-private-key.pem")
masterPublicKey := pemRead("./resources/test/keys/master-public-key.pem")
masterPrivateKey := pemRead("./resources/test/keys/master-private-key.pem")
encrypted, err := encryptEnvelope(masterPublicKey, configPrivateKey, []byte("Mellon"))
assert.Nil(t, err)
encrypted2, err := encryptEnvelope(masterPublicKey, configPrivateKey, []byte("hunter2"))
assert.Nil(t, err)
crypto := newKeyDecryptionStrategy(configPublicKey, masterPrivateKey)
cmd, argv, environ, err := createExecArgs(
[]string{"/bin/echo", encrypted},
[]string{"SECRET=" + encrypted2},
crypto,
)
assert.Nil(t, err)
assert.Equal(t, cmd, "/bin/echo")
assert.Equal(t, []string{"echo", "Mellon"}, argv)
assert.Equal(t, []string{"SECRET=hunter2"}, environ)
}
func TestCreateExecArgsInvalidEnvelope(t *testing.T) {
configPublicKey := pemRead("./resources/test/keys/config-public-key.pem")
// configPrivateKey := pemRead("./resources/test/keys/config-private-key.pem")
// masterPublicKey := pemRead("./resources/test/keys/master-public-key.pem")
masterPrivateKey := pemRead("./resources/test/keys/master-private-key.pem")
crypto := newKeyDecryptionStrategy(configPublicKey, masterPrivateKey)
_, _, _, err := createExecArgs(
[]string{"/bin/echo", "ENC[NACL,invalidenvelope]"},
[]string{},
crypto,
)
assert.NotNil(t, err)
assert.Contains(t, err.Error(), "Error while decrypting argument")
}
func TestCreateExecArgsInvalidEnvelopeInEnvironment(t *testing.T) {
configPublicKey := pemRead("./resources/test/keys/config-public-key.pem")
// configPrivateKey := pemRead("./resources/test/keys/config-private-key.pem")
// masterPublicKey := pemRead("./resources/test/keys/master-public-key.pem")
masterPrivateKey := pemRead("./resources/test/keys/master-private-key.pem")
crypto := newKeyDecryptionStrategy(configPublicKey, masterPrivateKey)
_, _, _, err := createExecArgs(
[]string{"/bin/echo"},
[]string{"ENC[NACL,invalidenvelope]"},
crypto,
)
assert.NotNil(t, err)
assert.Contains(t, err.Error(), "Error while decrypting environment")
}
func TestCreateExecArgsInvalidDecryptionKey(t *testing.T) {
configPublicKey := pemRead("./resources/test/keys/config-public-key.pem")
configPrivateKey := pemRead("./resources/test/keys/config-private-key.pem")
masterPublicKey := pemRead("./resources/test/keys/master-public-key.pem")
//masterPrivateKey := pemRead("./resources/test/keys/master-private-key.pem")
encrypted, err := encryptEnvelope(masterPublicKey, configPrivateKey, []byte("Mellon"))
assert.Nil(t, err)
// NB: Erroneously using configPrivateKey here
crypto := newKeyDecryptionStrategy(configPublicKey, configPrivateKey)
_, _, _, err = createExecArgs(
[]string{"/bin/echo", encrypted},
[]string{},
crypto,
)
assert.NotNil(t, err)
assert.Contains(t, err.Error(), "Error while decrypting argument")
assert.Contains(t, err.Error(), "incorrect keys?")
}