From c143034c003421682bbd8b29d50401c5a19b4d53 Mon Sep 17 00:00:00 2001
From: Ian Roddis <tech@kinesin.ca>
Date: Wed, 12 Jan 2022 15:17:00 -0400
Subject: [PATCH] Implementing a redirect for a GET on / to list of dagruns

---
 daggyd/libdaggyd/include/daggyd/Server.hpp |  1 +
 daggyd/libdaggyd/src/Server.cpp            | 14 ++++++++++++++
 2 files changed, 15 insertions(+)

diff --git a/daggyd/libdaggyd/include/daggyd/Server.hpp b/daggyd/libdaggyd/include/daggyd/Server.hpp
index b9b7d91..dabc956 100644
--- a/daggyd/libdaggyd/include/daggyd/Server.hpp
+++ b/daggyd/libdaggyd/include/daggyd/Server.hpp
@@ -40,6 +40,7 @@ namespace daggy::daggyd {
     void queueDAG_(DAGRunID runID, const TaskDAG &dag,
                    const TaskParameters &taskParameters);
 
+    DAGGY_REST_HANDLER(handleRoot);            // X
     DAGGY_REST_HANDLER(handleReady);           // X
     DAGGY_REST_HANDLER(handleQueryDAGs);       // X
     DAGGY_REST_HANDLER(handleRunDAG);          // X
diff --git a/daggyd/libdaggyd/src/Server.cpp b/daggyd/libdaggyd/src/Server.cpp
index d57f526..43314b2 100644
--- a/daggyd/libdaggyd/src/Server.cpp
+++ b/daggyd/libdaggyd/src/Server.cpp
@@ -101,6 +101,11 @@ namespace daggy::daggyd {
         .response(Http::Code::Ok, "Response to the /ready call")
         .hide();
 
+    desc_.route(desc_.get("/"))
+        .bind(&Server::handleRoot, this)
+        .response(Http::Code::Ok, "Response to the /ready call")
+        .hide();
+
     auto versionPath = desc_.path("/v1");
 
     /*
@@ -646,6 +651,15 @@ namespace daggy::daggyd {
     response.send(Pistache::Http::Code::Ok, R"({ "msg": "Ya like DAGs?"}\n)");
   }
 
+  void Server::handleRoot(const Pistache::Rest::Request &request,
+                          Pistache::Http::ResponseWriter response)
+  {
+    response.headers().add(
+        std::make_shared<Pistache::Http::Header::Location>("/v1/dagruns"));
+    response.send(Pistache::Http::Code::Moved_Permanently,
+                  R"({ "msg": "These are the dags you are looking for"}\n)");
+  }
+
   /*
    * handleAuth will check any auth methods and handle any responses in the
    * case of failed auth. If it returns false, callers should cease handling