use env var for startup script

CHANGELOG.md

@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.5.3] - 2022-06-07
+
+### Changed
+
+- Use the value from the `MEMCACHE` env variable in startup script.
+
 ## [1.5.2] - 2022-06-07
 
 ### Added

backend/Cargo.lock

@@ -398,7 +398,7 @@ dependencies = [
 
 [[package]]
 name = "cryptgeon"
-version = "1.5.2"
+version = "1.5.3"
 dependencies = [
  "actix-files",
  "actix-web",

backend/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "cryptgeon"
-version = "1.5.2"
+version = "1.5.3"
 authors = ["cupcakearmy <hi@nicco.io>"]
 edition = "2021"
 

entry.sh

@@ -1,10 +1,12 @@
-#!/bin/ash
+#!/bin/sh
 
-echo "Waiting for memcached"
 
-while ! nc -z -w 1 memcached 11211; do   
+HOST=$(echo $MEMCACHE | cut -d: -f1)
+PORT=$(echo $MEMCACHE | cut -d: -f2)
+echo "Waiting for memcached at $HOST:$PORT"
+while ! nc -z -w 1 $HOST $PORT; do   
   sleep 1
-  echo "..."
+  echo "retrying..."
 done
 
 echo "Starting server"