Add a GET /status 200

Add a healthcheck in docker conf
igclib · Sep 21, 2018 · 42d27e9 · 42d27e9
1 parent cba10a6
commit 42d27e9
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Showing 2 changed files with 21 additions and 7 deletions.
diff --git a/Dockerfile b/Dockerfile
@@ -8,4 +8,8 @@ ENV TILE_SET_CACHE 128
 ENV TILE_SET_PATH /app/data
 ENV MAX_POST_SIZE 700kb
 
+EXPOSE 3000
+
+HEALTHCHECK CMD curl --fail http://localhost:3000/status || exit 1
+
 CMD ["yarn", "run", "start"]
diff --git a/index.js b/index.js
@@ -53,13 +53,23 @@ async function handleGET(req, res) {
   return result;
 }
 
+async function handleGETStatus(req, res) {
+  return send(res, 200);
+}
+
 module.exports = async (req, res) => {
-  switch (req.method) {
-    case "POST":
-      return handlePOST(req, res);
-    case "GET":
-      return handleGET(req, res);
-    default:
-      return send(res, 405, { error: "Only GET or POST allowed" });
+  if (req.method == "GET" && req.url == "/status") {
+    return handleGETStatus(req, res);
+  }
+  else
+  {
+    switch (req.method) {
+      case "POST":
+        return handlePOST(req, res);
+      case "GET":
+        return handleGET(req, res);
+      default:
+        return send(res, 405, { error: "Only GET or POST allowed" });
+    }
   }
 };