fix(prod): Switch from forever to PM2

to prevent "Warning: Accessing non-existent property 'padLevels' of module exports inside circular dependency"
fixes #151.

docs/INSTALL.md

@@ -92,7 +92,7 @@ If you don't want to use Docker (or can't), you can follow these instructions.
 
 ### Usage (advanced)
 
-- Run `npm start`, or `npm run forever:start` (auto-restart daemon)
+- Run `npm start`, or `npx pm2 start app.js` (auto-restart daemon)
 - Open [http://localhost:8080](http://localhost:8080) (or `WHYD_URL_PREFIX`)
 - During development, you may have to restart the server to have your changes taken into account.
 

package.json

@@ -15,9 +15,6 @@
     "semantic-release": "semantic-release",
     "postinstall": "npm run -s donate; cp node_modules/playemjs/dist/playem-*.js public/js/",
     "donate": "echo \"\n   *** Thanks for downloading Openwhyd! ***\nPlease consider donating to our open collective\n\n => https://opencollective.com/openwhyd/donate\n\"",
-    "forever:stop": "npx forever stop app.js",
-    "forever:start": "mv appd.out prev.out; mv appd.err prev.err; npx forever --outFile appd.out --errFile appd.err --minUptime 1000 --spinSleepTime 500 --number 100000 start app.js $@",
-    "forever:restart": "npm run forever:stop; npm run forever:start $@;",
     "start": "node app.js --fakeEmail --digestInterval -1 $@",
     "start:coverage": "npx nyc --silent node app.js --fakeEmail --digestInterval -1 $@",
     "test-reset": "node test/reset-test-db.js",

scripts/restart.sh

@@ -27,7 +27,7 @@ fi
 # Start Openwhyd's server
 NEW_UID="openwhyd_$NEW_PORT"
 PREV_UID="openwhyd_$PREV_PORT"
-$ROOT_DIR/scripts/start.sh $NEW_PORT # will start app.js using forever
+$ROOT_DIR/scripts/start.sh $NEW_PORT # will start app.js using pm2
 
 echo "⏲  Waiting for Openwhyd..."
 retries=0
@@ -46,7 +46,7 @@ do
 
     if [ $retries -ge $MAX_RETRY ]; then
         echo "⚠️  App is not responding. Killing it..."
-        npx forever stop 0
+        npx pm2 stop 0
         # [TODO] Something like this would be better:
         # cd $ROOT_DIR && npm stop -- $NEW_UID
         echo "❌  Deployment failed."
@@ -63,7 +63,7 @@ sudo service nginx restart
 
 echo "🌇  Stopping previous instance of Openwhyd..."
 # Stop old server. Index 0 is always the oldest process.
-npx forever stop 0
+npx pm2 stop 0
 
 # TODO: only do this if there was an oldest process,
 # otherwise it will kill the server it just started!

scripts/start.sh

@@ -12,6 +12,6 @@ fi
 
 # Start new server
 echo "🌄  Starting Openwhyd with WHYD_PORT=$PORT..."
-cd $ROOT_DIR && source env-vars-local.sh && WHYD_PORT=$PORT npm run forever:start -- --no-color &
+cd $ROOT_DIR && source env-vars-local.sh && WHYD_PORT=$PORT npx pm2 start app.js
 
 # TODO: find a way to identify that instance, e.g. -- "--uid openwhyd_$PORT"