Add 'git-lfs-authenticate' SSH-API implementation
This is greatly inspired on [1] (thanks Remy :)), but it goes into
different direction as it is based on [2] therefore I have decided to
implement it as separate feature instead of PS for [1].
[1] https://gerrit-review.googlesource.com/#/c/93393/
[2] https://gerrit-review.googlesource.com/#/c/93673/
Depends-On: 72aa5254dfb5b8299c3999990d5495887ced62a0
Change-Id: Ic23d8c82b07ed6a3e0084ed9a0827f3406e4cad4
Signed-off-by: Jacek Centkowski <geminica.programs@gmail.com>
diff --git a/BUCK b/BUCK
index db9e942..409fd6d 100644
--- a/BUCK
+++ b/BUCK
@@ -20,6 +20,7 @@
'Gerrit-PluginName: lfs',
'Gerrit-Module: com.googlesource.gerrit.plugins.lfs.Module',
'Gerrit-HttpModule: com.googlesource.gerrit.plugins.lfs.HttpModule',
+ 'Gerrit-SshModule: com.googlesource.gerrit.plugins.lfs.SshModule',
],
)
diff --git a/src/main/java/com/googlesource/gerrit/plugins/lfs/LfsSshAuth.java b/src/main/java/com/googlesource/gerrit/plugins/lfs/LfsSshAuth.java
new file mode 100644
index 0000000..d82abff
--- /dev/null
+++ b/src/main/java/com/googlesource/gerrit/plugins/lfs/LfsSshAuth.java
@@ -0,0 +1,72 @@
+// Copyright (C) 2017 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.googlesource.gerrit.plugins.lfs;
+
+import static org.eclipse.jgit.util.HttpSupport.HDR_AUTHORIZATION;
+
+import com.google.gerrit.server.CurrentUser;
+import com.google.gerrit.server.config.CanonicalWebUrl;
+import com.google.gerrit.sshd.BaseCommand.Failure;
+import com.google.gerrit.sshd.BaseCommand.UnloggedFailure;
+import com.google.gerrit.sshd.plugin.LfsPluginAuthCommand;
+import com.google.gson.FieldNamingPolicy;
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.inject.Inject;
+import com.google.inject.Provider;
+import com.google.inject.Singleton;
+
+import org.eclipse.jgit.lfs.server.Response;
+
+import java.net.MalformedURLException;
+import java.net.URL;
+import java.util.Collections;
+import java.util.List;
+
+@Singleton
+public class LfsSshAuth implements LfsPluginAuthCommand.LfsSshPluginAuth {
+ private final String canonicalWebUrl;
+ private final Gson gson;
+
+ @Inject
+ LfsSshAuth(@CanonicalWebUrl Provider<String> canonicalWebUrl) {
+ this.canonicalWebUrl = canonicalWebUrl.get();
+ this.gson = new GsonBuilder()
+ .setFieldNamingPolicy(FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES)
+ .disableHtmlEscaping()
+ .create();
+ }
+
+ @Override
+ public String authenticate(CurrentUser user, List<String> args)
+ throws UnloggedFailure, Failure {
+ try {
+ URL url = new URL(canonicalWebUrl);
+ String href = url.getProtocol() + "://" + url.getAuthority()
+ + url.getPath() + "/" + args.get(0) + "/info/lfs";
+ Response.Action response = new Response.Action();
+ response.href = href;
+ response.header =
+ Collections.singletonMap(HDR_AUTHORIZATION, "not:required");
+
+ return gson.toJson(response);
+
+ } catch (MalformedURLException e) {
+ throw new Failure(1, "Server configuration error: "
+ + "forming Git LFS endpoint URL from canonicalWebUrl ["
+ + canonicalWebUrl + "] failed.");
+ }
+ }
+}
diff --git a/src/main/java/com/googlesource/gerrit/plugins/lfs/SshModule.java b/src/main/java/com/googlesource/gerrit/plugins/lfs/SshModule.java
new file mode 100644
index 0000000..816e0a1
--- /dev/null
+++ b/src/main/java/com/googlesource/gerrit/plugins/lfs/SshModule.java
@@ -0,0 +1,28 @@
+// Copyright (C) 2017 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.googlesource.gerrit.plugins.lfs;
+
+import com.google.gerrit.extensions.registration.DynamicItem;
+import com.google.gerrit.sshd.PluginCommandModule;
+import com.google.gerrit.sshd.plugin.LfsPluginAuthCommand;
+
+public class SshModule extends PluginCommandModule {
+
+ @Override
+ protected void configureCommands() {
+ DynamicItem.bind(binder(), LfsPluginAuthCommand.LfsSshPluginAuth.class)
+ .to(LfsSshAuth.class);
+ }
+}