From 23ced9427f63f96b5c470dccbc5aa07bd77e4d81 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karol=20S=C3=B3jko?= <karolsojko@protonmail.com>
Date: Thu, 20 Oct 2022 12:42:27 +0200
Subject: [PATCH] fix(scheduler): add wait-for script for docker purposes

---
 packages/scheduler/wait-for.sh | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100755 packages/scheduler/wait-for.sh

diff --git a/packages/scheduler/wait-for.sh b/packages/scheduler/wait-for.sh
new file mode 100755
index 000000000..f3d72b834
--- /dev/null
+++ b/packages/scheduler/wait-for.sh
@@ -0,0 +1,17 @@
+#!/bin/sh
+
+set -e
+
+host="$1"
+shift
+port="$1"
+shift
+cmd="$@"
+
+while ! nc -vz $host $port; do
+  >&2 echo "$host:$port is unavailable yet - waiting for it to start"
+  sleep 10
+done
+
+>&2 echo "$host:$port is up - executing command"
+exec $cmd