From f31e861219236e15941547b16f58287258f05143 Mon Sep 17 00:00:00 2001
From: maffe <maffe@users.noreply.github.com>
Date: Tue, 23 Mar 2021 16:21:33 +0100
Subject: [PATCH] Override healthcheck HTTP status

Some monitoring tools only parse responses with status 200. With this change status 500 can be disabled.
---
 .../java/com/codahale/metrics/servlets/HealthCheckServlet.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/metrics-servlets/src/main/java/com/codahale/metrics/servlets/HealthCheckServlet.java b/metrics-servlets/src/main/java/com/codahale/metrics/servlets/HealthCheckServlet.java
index 60af83f27f..6f15959b44 100644
--- a/metrics-servlets/src/main/java/com/codahale/metrics/servlets/HealthCheckServlet.java
+++ b/metrics-servlets/src/main/java/com/codahale/metrics/servlets/HealthCheckServlet.java
@@ -124,7 +124,8 @@ protected void doGet(HttpServletRequest req,
         if (results.isEmpty()) {
             resp.setStatus(HttpServletResponse.SC_NOT_IMPLEMENTED);
         } else {
-            if (isAllHealthy(results)) {
+            final boolean alwaysOk = Boolean.parseBoolean(req.getParameter("alwaysOk"));
+            if (alwaysOk || isAllHealthy(results)) {
                 resp.setStatus(HttpServletResponse.SC_OK);
             } else {
                 resp.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);