From 377ed95f74a0141b12cb2cb04f57081c26524cd1 Mon Sep 17 00:00:00 2001
From: Jan Tuomi <jan.tuomi@eficode.com>
Date: Mon, 23 Dec 2019 15:31:19 +0200
Subject: Implement method 1 with envsubst

---
 nginx-entrypoint.sh | 23 +++++------------------
 1 file changed, 5 insertions(+), 18 deletions(-)

(limited to 'nginx-entrypoint.sh')

diff --git a/nginx-entrypoint.sh b/nginx-entrypoint.sh
index e6ed329..6518f10 100755
--- a/nginx-entrypoint.sh
+++ b/nginx-entrypoint.sh
@@ -1,22 +1,9 @@
-#!/usr/bin/bash
+#!/bin/sh
 
 WWW_DIR=/usr/share/nginx/html
-ENV_PREFIX=FRONTEND_
-INJECT_FILE_PATH="${WWW_DIR}/inject.js"
+INJECT_FILE_SRC="${WWW_DIR}/inject.template.js"
+INJECT_FILE_DST="${WWW_DIR}/inject.js"
 
-cat >> "${INJECT_FILE_PATH}" << EOF
-window.injectedEnv = {
-  NODE_ENV: "production",
-EOF
+envsubst < "${INJECT_FILE_SRC}" > "${INJECT_FILE_DST}"
 
-for envrow in $(printenv); do
-  IFS='=' read -r key value <<< "${envrow}"
-
-  if [[ $key == "${ENV_PREFIX}"* ]]; then
-    echo "  ${key}: \"${value}\"," >> "${INJECT_FILE_PATH}"
-  fi
-done
-
-echo "};" >> "${INJECT_FILE_PATH}"
-
-[ -z "$@" ] && nginx -g 'daemon off;' || "$@"
+[ -z "$@" ] && nginx -g 'daemon off;' || $@
-- 
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