From 87cfc3fae414763d86d3d73129b35344eaffb450 Mon Sep 17 00:00:00 2001
From: Frank Hamand <frankhamand@gmail.com>
Date: Wed, 29 May 2024 12:01:09 +0100
Subject: [PATCH] feat: add env var for number of nginx unit worker processes
 (#22567)

add env var for number of nginx unit worker processes

i suspect that with asgi we'll be better off with 1 instead of 4 worker
processes - i'd like us to be able to test this per deployment via an
env var
---
 bin/docker-server-unit | 1 +
 unit.json.tpl          | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/bin/docker-server-unit b/bin/docker-server-unit
index 52d8057271d..9d2a8592cd5 100755
--- a/bin/docker-server-unit
+++ b/bin/docker-server-unit
@@ -12,6 +12,7 @@ trap 'rm -rf "$PROMETHEUS_MULTIPROC_DIR"' EXIT
 export PROMETHEUS_METRICS_EXPORT_PORT=8001
 export STATSD_PORT=${STATSD_PORT:-8125}
 export NGINX_UNIT_PYTHON_PROTOCOL=${NGINX_UNIT_PYTHON_PROTOCOL:-wsgi}
+export NGINX_UNIT_APP_PROCESSES=${NGINX_UNIT_APP_PROCESSES:-4}
 envsubst < /docker-entrypoint.d/unit.json.tpl > /docker-entrypoint.d/unit.json
 
 
diff --git a/unit.json.tpl b/unit.json.tpl
index 656a0892a01..ef1ba4b3ffe 100644
--- a/unit.json.tpl
+++ b/unit.json.tpl
@@ -40,7 +40,7 @@
     "applications": {
         "posthog": {
             "type": "python 3.10",
-            "processes": 4,
+            "processes": $NGINX_UNIT_APP_PROCESSES,
             "working_directory": "/code",
             "path": ".",
             "module": "posthog.$NGINX_UNIT_PYTHON_PROTOCOL",