app/gerrit: import OAuth provider and add SSO support

This change:

 - imports gerrit-oauth-provider from upstream
 - adds sso.hackerspae.pl support to it

Change-Id: I92e7053614a9297bf1ced3aac044c0002acd836a
diff --git a/app/gerrit/gerrit-oauth-provider/BUILD b/app/gerrit/gerrit-oauth-provider/BUILD
new file mode 100644
index 0000000..bb266e4
--- /dev/null
+++ b/app/gerrit/gerrit-oauth-provider/BUILD
@@ -0,0 +1,43 @@
+load("//app/gerrit/gerrit-oauth-provider/tools/bzl:junit.bzl", "junit_tests")
+load(
+    "//app/gerrit/gerrit-oauth-provider/tools/bzl:plugin.bzl",
+    "PLUGIN_DEPS",
+    "PLUGIN_TEST_DEPS",
+    "gerrit_plugin",
+)
+
+gerrit_plugin(
+    name = "gerrit-oauth-provider",
+    srcs = glob(["src/main/java/**/*.java"]),
+    manifest_entries = [
+        "Gerrit-PluginName: gerrit-oauth-provider",
+        "Gerrit-HttpModule: com.googlesource.gerrit.plugins.oauth.HttpModule",
+        "Gerrit-InitStep: com.googlesource.gerrit.plugins.oauth.InitOAuth",
+        "Implementation-Title: Gerrit OAuth authentication provider",
+        "Implementation-URL: https://github.com/davido/gerrit-oauth-provider",
+    ],
+    resources = glob(["src/main/resources/**/*"]),
+    deps = [
+        "@commons-codec//jar:neverlink",
+        "@scribe//jar",
+    ],
+)
+
+junit_tests(
+    name = "gerrit-oauth-provider_tests",
+    srcs = glob(["src/test/java/**/*.java"]),
+    tags = ["oauth"],
+    deps = [
+        ":gerrit-oauth-provider__plugin_test_deps",
+    ],
+)
+
+java_library(
+    name = "gerrit-oauth-provider__plugin_test_deps",
+    testonly = 1,
+    visibility = ["//visibility:public"],
+    exports = PLUGIN_DEPS + PLUGIN_TEST_DEPS + [
+        ":gerrit-oauth-provider__plugin",
+        "@scribe//jar",
+    ],
+)