Add mailhog for email debugging, set mailer config with environment variables, predefine mailer environment variables in docker

Author: matboehm

core/mailer.js

@@ -8,12 +8,12 @@ let nodeMailer  = require('nodemailer'),
 function initTransporter(){
     if(transporter === undefined){
         transporter = nodeMailer.createTransport({
-            host: '',
-            port: 25,
+            host: process.env.MAIL_HOST || 'localhost',
+            port: process.env.MAIL_PORT || 25,
             secure: false,
             auth: {
-                user: '',
-                pass: ''
+                user: process.env.MAIL_USER || '',
+                pass: process.env.MAIL_PASS || ''
             }
         });
     }
@@ -65,4 +65,4 @@ exports.sendVerificationMail = function(key, recipient, callback = null){
             });
         }
     });
-};
+};

docker-compose.yml

@@ -9,6 +9,13 @@ services:
     ports:
       - 3306:3306
 
+  mailhog:
+    container_name: mailhog
+    image: mailhog/mailhog
+    ports:
+      - 1025:1025
+      - 8025:8025
+
   coc-api:
     image: clock-of-change-api
     build:
@@ -23,7 +30,11 @@ services:
       - MYSQL_DB=clock_of_change
       - MYSQL_USER=root
       - MYSQL_PASS=123456
+      - MAIL_HOST=mailhog
+      - MAIL_PORT=1025
+      - MAIL_USER=mailer
+      - MAIL_PASS=123456
     depends_on:
       - db
+      - mailhog
     command: bash -c "sleep 5 && db-migrate up && npm run start"
-    #entrypoint: /docker-entrypoint.sh