From 4f4acf4a1e523678355b06234016fa632bae282e Mon Sep 17 00:00:00 2001
From: Ash McKenzie <amckenzie@gitlab.com>
Date: Fri, 17 Apr 2020 16:23:12 +1000
Subject: Geo Pull custom action support

---
 spec/gitlab_shell_custom_git_upload_pack_spec.rb | 118 +++++++++++++++++++++++
 1 file changed, 118 insertions(+)
 create mode 100644 spec/gitlab_shell_custom_git_upload_pack_spec.rb

(limited to 'spec')

diff --git a/spec/gitlab_shell_custom_git_upload_pack_spec.rb b/spec/gitlab_shell_custom_git_upload_pack_spec.rb
new file mode 100644
index 0000000..6770344
--- /dev/null
+++ b/spec/gitlab_shell_custom_git_upload_pack_spec.rb
@@ -0,0 +1,118 @@
+require_relative 'spec_helper'
+
+require 'open3'
+require 'json'
+require 'base64'
+
+describe 'Custom bin/gitlab-shell git-upload-pack' do
+  include_context 'gitlab shell'
+
+  let(:env) { {'SSH_CONNECTION' => 'fake', 'SSH_ORIGINAL_COMMAND' => 'git-upload-pack group/repo' } }
+  let(:divider) { "remote: ========================================================================\n" }
+
+  before(:context) do
+    write_config("gitlab_url" => "http+unix://#{CGI.escape(tmp_socket_path)}")
+  end
+
+  def mock_server(server)
+    server.mount_proc('/geo/proxy_git_ssh/info_refs_upload_pack') do |req, res|
+      res.content_type = 'application/json'
+      res.status = 200
+
+      res.body = {"result" => "#{Base64.encode64('custom')}"}.to_json
+    end
+
+    server.mount_proc('/geo/proxy_git_ssh/upload_pack') do |req, res|
+      res.content_type = 'application/json'
+      res.status = 200
+
+      output = JSON.parse(req.body)['output']
+
+      res.body = {"result" => output}.to_json
+    end
+
+    server.mount_proc('/api/v4/internal/allowed') do |req, res|
+      res.content_type = 'application/json'
+
+      key_id = req.query['key_id'] || req.query['username']
+
+      unless key_id
+        body = JSON.parse(req.body)
+        key_id = body['key_id'] || body['username'].to_s
+      end
+
+      case key_id
+      when '100', 'someone' then
+        res.status = 300
+        body = {
+          "gl_id" => "user-100",
+          "status" => true,
+          "payload" => {
+            "action" => "geo_proxy_to_primary",
+            "data" => {
+              "api_endpoints" => ["/geo/proxy_git_ssh/info_refs_upload_pack", "/geo/proxy_git_ssh/upload_pack"],
+              "gl_username" =>   "custom",
+              "primary_repo" =>  "https://repo/path"
+            },
+          },
+          "gl_console_messages" => ["console", "message"]
+        }
+        res.body = body.to_json
+      else
+        res.status = 403
+      end
+    end
+  end
+
+  describe 'dialog for performing a custom action' do
+    context 'when API calls perform successfully' do
+      let(:remote_blank_line) { "remote: \n" }
+      def verify_successful_call!(cmd)
+        Open3.popen3(env, cmd) do |stdin, stdout, stderr|
+          expect(stderr.gets).to eq(remote_blank_line)
+          expect(stderr.gets).to eq("remote: console\n")
+          expect(stderr.gets).to eq("remote: message\n")
+          expect(stderr.gets).to eq(remote_blank_line)
+
+          stdin.puts("0032want 343d70886785dc1f98aaf70f3b4ca87c93a5d0dd\n")
+          stdin.close
+
+          expect(stdout.gets(6)).to eq("custom")
+          expect(stdout.flush.read).to eq("0032want 343d70886785dc1f98aaf70f3b4ca87c93a5d0dd\n")
+        end
+      end
+
+      context 'when key is provided' do
+        let(:cmd) { "#{gitlab_shell_path} key-100" }
+
+        it 'custom action is performed' do
+          verify_successful_call!(cmd)
+        end
+      end
+
+      context 'when username is provided' do
+        let(:cmd) { "#{gitlab_shell_path} username-someone" }
+
+        it 'custom action is performed' do
+          verify_successful_call!(cmd)
+        end
+      end
+    end
+
+    context 'when API error occurs' do
+      let(:cmd) { "#{gitlab_shell_path} key-101" }
+
+      it 'custom action is not performed' do
+        Open3.popen2e(env, cmd) do |stdin, stdout|
+          expect(stdout.gets).to eq("remote: \n")
+          expect(stdout.gets).to eq(divider)
+          expect(stdout.gets).to eq("remote: \n")
+          expect(stdout.gets).to eq("remote: Internal API error (403)\n")
+          expect(stdout.gets).to eq("remote: \n")
+          expect(stdout.gets).to eq(divider)
+          expect(stdout.gets).to eq("remote: \n")
+        end
+      end
+    end
+  end
+end
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