Container deployed

to Heroku

Author: geegog

.dockerignore

@@ -0,0 +1,33 @@
+# The directory Mix will write compiled artifacts to.
+/_build/
+
+# If you run "mix test --cover", coverage assets end up here.
+/cover/
+
+# The directory Mix downloads your dependencies sources to.
+/deps/
+
+# Where 3rd-party dependencies like ExDoc output generated docs.
+/doc/
+
+# Ignore .fetch files in case you like to edit your project deps locally.
+/.fetch
+
+# If the VM crashes, it generates a dump, let's ignore it too.
+erl_crash.dump
+
+# Also ignore archive artifacts (built via "mix archive.build").
+*.ez
+
+# Ignore package tarball (built via "mix hex.build").
+todo_backend-*.tar
+
+# Since we are building assets from assets/,
+# we ignore priv/static. You may want to comment
+# this depending on your deployment strategy.
+/priv/static/
+
+npm-debug.log
+/assets/node_modules
+*.beam
+.elixir_ls/

Dockerfile

@@ -1,6 +1,8 @@
 FROM elixir:1.9.0
 ENV DEBIAN_FRONTEND=noninteractive
 ENV MIX_HOME=/opt/mix
+# Compile elixir files for production
+ENV MIX_ENV prod
 
 # Install hex
 RUN mix local.hex --force
@@ -28,9 +30,13 @@ RUN mkdir -p $APP_HOME
 ADD . $APP_HOME
 WORKDIR $APP_HOME
 
-EXPOSE 4000
+RUN mix deps.get
+
+RUN mix compile \
+    && mix phx.digest
 
 RUN useradd -m myuser
 USER myuser
 
-CMD ["mix", "phx.server"]
+
+CMD MIX_ENV=prod mix phx.server

Makefile

@@ -10,7 +10,7 @@ services:
     ports:
       - "82:80"
   web:
-    build: .
+    image: docker.io/geegog/docker-phoenix
     environment:
       - MIX_ENV=dev
       - PORT=4000
@@ -24,7 +24,7 @@ services:
     networks:
       - my-network
   test:
-    build: .
+    image: docker.io/geegog/docker-phoenix
     command: mix test
     environment:
       - MIX_ENV=test