fix: Wait for postgres in worker service

docker/compose/docker-compose.yml

@@ -2,7 +2,7 @@ version: '3.9'
 services:
   main:
     build:
-      context: ../images/wait-for-postgres
+      context: ../images/main
       network: host
     ports:
       - '3000:3000'
@@ -22,7 +22,7 @@ services:
       - automatisch_storage:/automatisch/storage
   worker:
     build:
-      context: ../images/plain
+      context: ../images/worker
       network: host
     depends_on:
       - main
@@ -32,7 +32,6 @@ services:
       - POSTGRES_HOST=postgres
       - POSTGRES_DATABASE=automatisch
       - POSTGRES_USERNAME=automatisch_user
-    command: automatisch start-worker --env-file /automatisch/storage/.env
     volumes:
       - automatisch_storage:/automatisch/storage
   postgres:

docker/images/main/wait-for-postgres.sh

@@ -3,7 +3,7 @@
 set -e
 
 until psql -h "$POSTGRES_HOST" -U "$POSTGRES_USERNAME" -d "$POSTGRES_HOST" -c '\q'; do
-  >&2 echo "Postgres is unavailable - sleeping"
+  >&2 echo "Waiting for Postgres to be ready..."
   sleep 1
 done
 

docker/images/plain/Dockerfile

@@ -1,5 +0,0 @@
-# syntax=docker/dockerfile:1
-FROM node:16
-WORKDIR /automatisch
-
-RUN yarn global add @automatisch/cli@0.1.5

docker/images/worker/Dockerfile

@@ -0,0 +1,10 @@
+# syntax=docker/dockerfile:1
+FROM node:16
+WORKDIR /automatisch
+
+RUN apt-get update && apt-get install -y postgresql-client
+
+COPY ./wait-for-postgres.sh /automatisch/wait-for-postgres.sh
+
+RUN yarn global add @automatisch/cli@0.1.5
+CMD sh /automatisch/wait-for-postgres.sh automatisch start-worker --env-file /automatisch/storage/.env

docker/images/worker/wait-for-postgres.sh

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+set -e
+
+until psql -h "$POSTGRES_HOST" -U "$POSTGRES_USERNAME" -d "$POSTGRES_HOST" -c '\q'; do
+  >&2 echo "Waiting for Postgres to be ready..."
+  sleep 1
+done
+
+>&2 echo "Postgres is up - executing command"
+exec "$@"