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// Copyright (C) 2016 The Android Open Source Project
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.gerrit.server.account;
import static com.google.common.truth.Truth.assertThat;
import com.google.gerrit.reviewdb.client.Account;
import com.google.gerrit.reviewdb.client.AccountSshKey;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import org.junit.Test;
public class AuthorizedKeysTest {
private static final String KEY1 =
"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAAAgQCgug5VyMXQGnem2H1KVC4/HcRcD4zzBqS"
+ "uJBRWVonSSoz3RoAZ7bWXCVVGwchtXwUURD689wFYdiPecOrWOUgeeyRq754YWRhU+W28"
+ "vf8IZixgjCmiBhaL2gt3wff6pP+NXJpTSA4aeWE5DfNK5tZlxlSxqkKOS8JRSUeNQov5T"
+ "w== john.doe@example.com";
private static final String KEY2 =
"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAAAgQDm5yP7FmEoqzQRDyskX+9+N0q9GrvZeh5"
+ "RG52EUpE4ms/Ujm3ewV1LoGzc/lYKJAIbdcZQNJ9+06EfWZaIRA3oOwAPe1eCnX+aLr8E"
+ "6Tw2gDMQOGc5e9HfyXpC2pDvzauoZNYqLALOG3y/1xjo7IH8GYRS2B7zO/Mf9DdCcCKSf"
+ "w== john.doe@example.com";
private static final String KEY3 =
"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAAAgQCaS7RHEcZ/zjl9hkWkqnm29RNr2OQ/TZ5"
+ "jk2qBVMH3BgzPsTsEs+7ag9tfD8OCj+vOcwm626mQBZoR2e3niHa/9gnHBHFtOrGfzKbp"
+ "RjTWtiOZbB9HF+rqMVD+Dawo/oicX/dDg7VAgOFSPothe6RMhbgWf84UcK5aQd5eP5y+t"
+ "Q== john.doe@example.com";
private static final String KEY4 =
"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAAAgQDIJzW9BaAeO+upFletwwEBnGS15lJmS5i"
+ "08/NiFef0jXtNNKcLtnd13bq8jOi5VA2is0bwof1c8YbwcvUkdFa8RL5aXoyZBpfYZsWs"
+ "/YBLZGiHy5rjooMZQMnH37A50cBPnXr0AQz0WRBxLDBDyOZho+O/DfYAKv4rzPSQ3yw4+"
+ "w== john.doe@example.com";
private static final String KEY5 =
"ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAAAgQCgBRKGhiXvY6D9sM+Vbth5Kate57YF7kD"
+ "rqIyUiYIMJK93/AXc8qR/J/p3OIFQAxvLz1qozAur3j5HaiwvxVU19IiSA0vafdhaDLRi"
+ "zRuEL5e/QOu9yGq9xkWApCmg6edpWAHG+Bx4AldU78MiZvzoB7gMMdxc9RmZ1gYj/DjxV"
+ "w== john.doe@example.com";
@Test
public void test() throws Exception {
List<Optional<AccountSshKey>> keys = new ArrayList<>();
StringBuilder expected = new StringBuilder();
assertSerialization(keys, expected);
assertParse(expected, keys);
expected.append(addKey(keys, KEY1));
assertSerialization(keys, expected);
assertParse(expected, keys);
expected.append(addKey(keys, KEY2));
assertSerialization(keys, expected);
assertParse(expected, keys);
expected.append(addInvalidKey(keys, KEY3));
assertSerialization(keys, expected);
assertParse(expected, keys);
expected.append(addKey(keys, KEY4));
assertSerialization(keys, expected);
assertParse(expected, keys);
expected.append(addDeletedKey(keys));
assertSerialization(keys, expected);
assertParse(expected, keys);
expected.append(addKey(keys, KEY5));
assertSerialization(keys, expected);
assertParse(expected, keys);
}
@Test
public void parseWindowsLineEndings() throws Exception {
List<Optional<AccountSshKey>> keys = new ArrayList<>();
StringBuilder authorizedKeys = new StringBuilder();
authorizedKeys.append(toWindowsLineEndings(addKey(keys, KEY1)));
assertParse(authorizedKeys, keys);
authorizedKeys.append(toWindowsLineEndings(addKey(keys, KEY2)));
assertParse(authorizedKeys, keys);
authorizedKeys.append(toWindowsLineEndings(addInvalidKey(keys, KEY3)));
assertParse(authorizedKeys, keys);
authorizedKeys.append(toWindowsLineEndings(addKey(keys, KEY4)));
assertParse(authorizedKeys, keys);
authorizedKeys.append(toWindowsLineEndings(addDeletedKey(keys)));
assertParse(authorizedKeys, keys);
authorizedKeys.append(toWindowsLineEndings(addKey(keys, KEY5)));
assertParse(authorizedKeys, keys);
}
private static String toWindowsLineEndings(String s) {
return s.replaceAll("\n", "\r\n");
}
private static void assertSerialization(
List<Optional<AccountSshKey>> keys, StringBuilder expected) {
assertThat(AuthorizedKeys.serialize(keys)).isEqualTo(expected.toString());
}
private static void assertParse(
StringBuilder authorizedKeys, List<Optional<AccountSshKey>> expectedKeys) {
Account.Id accountId = new Account.Id(1);
List<Optional<AccountSshKey>> parsedKeys =
AuthorizedKeys.parse(accountId, authorizedKeys.toString());
assertThat(parsedKeys).containsExactlyElementsIn(expectedKeys);
int seq = 1;
for (Optional<AccountSshKey> sshKey : parsedKeys) {
if (sshKey.isPresent()) {
assertThat(sshKey.get().getAccount()).isEqualTo(accountId);
assertThat(sshKey.get().getKey().get()).isEqualTo(seq);
}
seq++;
}
}
/**
* Adds the given public key as new SSH key to the given list.
*
* @return the expected line for this key in the authorized_keys file
*/
private static String addKey(List<Optional<AccountSshKey>> keys, String pub) {
AccountSshKey.Id keyId = new AccountSshKey.Id(new Account.Id(1), keys.size() + 1);
AccountSshKey key = new AccountSshKey(keyId, pub);
keys.add(Optional.of(key));
return key.getSshPublicKey() + "\n";
}
/**
* Adds the given public key as invalid SSH key to the given list.
*
* @return the expected line for this key in the authorized_keys file
*/
private static String addInvalidKey(List<Optional<AccountSshKey>> keys, String pub) {
AccountSshKey.Id keyId = new AccountSshKey.Id(new Account.Id(1), keys.size() + 1);
AccountSshKey key = new AccountSshKey(keyId, pub);
key.setInvalid();
keys.add(Optional.of(key));
return AuthorizedKeys.INVALID_KEY_COMMENT_PREFIX + key.getSshPublicKey() + "\n";
}
/**
* Adds a deleted SSH key to the given list.
*
* @return the expected line for this key in the authorized_keys file
*/
private static String addDeletedKey(List<Optional<AccountSshKey>> keys) {
keys.add(Optional.empty());
return AuthorizedKeys.DELETED_KEY_COMMENT + "\n";
}
}
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