wait for db before starting the server (#14)

Author: JannikStreek

.dockerignore

@@ -5,3 +5,4 @@
 !package.json
 !tsconfig.build.json
 !tsconfig.json
+!entrypoint.sh

Dockerfile

@@ -12,17 +12,20 @@ RUN npm run build
 
 FROM base as production
 
+RUN apt-get update
+RUN apt-get install -y postgresql-client
+
 ENV NODE_ENV=production
 
 USER node
 WORKDIR /home/node/app
 
-COPY package.json package-lock.json ./
+COPY package.json package-lock.json entrypoint.sh ./
 RUN npm ci
 
 COPY --from=production_buildstage /home/node/app/dist /home/node/app/dist
 
-ENTRYPOINT ["npm", "run", "start:prod"]
+CMD ["./entrypoint.sh"]
 
 FROM base as development
 

entrypoint.sh

@@ -0,0 +1,12 @@
+#!/bin/sh
+
+echo "Looking for the database ..."
+while ! pg_isready -q -d $STORAGE_URI
+do
+  echo "Waiting for database."
+  sleep 2
+done
+echo "Found database."
+echo "Starting the application..."
+
+npm run start:prod