1 files changed, 44 insertions, 0 deletions
diff --git a/java/com/google/gerrit/sshd/SshKeyCreatorImpl.java b/java/com/google/gerrit/sshd/SshKeyCreatorImpl.java
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+++ b/java/com/google/gerrit/sshd/SshKeyCreatorImpl.java
@@ -0,0 +1,44 @@
+// 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.sshd;
+
+import com.google.common.flogger.FluentLogger;
+import com.google.gerrit.common.errors.InvalidSshKeyException;
+import com.google.gerrit.reviewdb.client.Account;
+import com.google.gerrit.server.account.AccountSshKey;
+import com.google.gerrit.server.ssh.SshKeyCreator;
+import java.security.NoSuchAlgorithmException;
+import java.security.NoSuchProviderException;
+import java.security.spec.InvalidKeySpecException;
+
+public class SshKeyCreatorImpl implements SshKeyCreator {
+  private static final FluentLogger logger = FluentLogger.forEnclosingClass();
+
+  @Override
+  public AccountSshKey create(Account.Id accountId, int seq, String encoded)
+      throws InvalidSshKeyException {
+    try {
+      AccountSshKey key = AccountSshKey.create(accountId, seq, SshUtil.toOpenSshPublicKey(encoded));
+      SshUtil.parse(key);
+      return key;
+    } catch (NoSuchAlgorithmException | InvalidKeySpecException e) {
+      throw new InvalidSshKeyException();
+
+    } catch (NoSuchProviderException e) {
+      logger.atSevere().withCause(e).log("Cannot parse SSH key");
+      throw new InvalidSshKeyException();
+    }
+  }
+}