read db var from env variable

docker-compose.yml

@@ -11,3 +11,8 @@ services:
       - "8061:80"
     environment:
       - APP_ENV=dev
+      - DB_HOSTNAME=10.10.123.230
+      - DB_PORT=5432
+      - DB_USERNAME=postgres
+      - DB_PASSWORD=rumbuk
+      - DB_NAME=simdistu

src/app/koneksi.php

@@ -6,11 +6,11 @@
 // if ($conn->connect_error) {
 //     die("Connection failed: " . $con->connect_error);
 // }
-$db_hostname = "10.10.123.230";
-$db_port     = "5432";
-$db_username = "postgres";
-$db_password = "rumbuk";
-$db_name     = "simdistu";
+$db_hostname = $_ENV['DB_HOSTNAME'];
+$db_port     = $_ENV['DB_PORT'];
+$db_username = $_ENV['DB_USERNAME'];
+$db_password = $_ENV['DB_PASSWORD'];
+$db_name     = $_ENV['DB_NAME'];
 
 $koneksi = pg_connect("host=$db_hostname port=$db_port dbname=$db_name user=$db_username password=$db_password");
 

src/health.php

@@ -0,0 +1,2 @@
+<?php
+echo("ok");