Release

Dockerfile

@@ -0,0 +1,38 @@
+# Based on https://github.com/hexpm/hexpm/blob/08e80ed4fe82b145f6cee1d01da16e162add2a56/Dockerfile
+FROM elixir:1.9.0-alpine as build
+
+ENV MIX_ENV=prod
+
+RUN mkdir /app
+WORKDIR /app
+
+RUN mix local.hex --force && mix local.rebar --force
+
+# install mix dependencies
+COPY mix.exs mix.lock ./
+COPY config config
+RUN mix deps.get
+RUN mix deps.compile
+
+# build project
+COPY priv priv
+COPY lib lib
+RUN mix compile
+
+# build release
+COPY rel rel
+RUN mix release
+
+# prepare release image
+FROM alpine:3.9 AS app
+RUN apk add --update bash openssl
+
+RUN mkdir /app
+WORKDIR /app
+
+COPY --from=build /app/_build/prod/rel/httparrot ./
+RUN chown -R nobody: /app
+USER nobody
+
+ENV HOME=/app
+CMD /app/bin/httparrot start

config/config.exs

@@ -0,0 +1,17 @@
+import Mix.Config
+
+port = System.get_env("PORT", "8080")
+port = String.to_integer(port)
+
+ssl_port = System.get_env("SSL_PORT", "8433")
+ssl_port = String.to_integer(ssl_port)
+
+unix_socket = System.get_env("UNIX_SOCKET", "false")
+unix_socket = if unix_socket == "true", do: true, else: false
+
+config :httparrot,
+  http_port: port,
+  https_port: ssl_port,
+  unix_socket: unix_socket,
+  socket_path: System.get_env("SOCKET_PATH", "httparrot.sock")
+

config/releases.exs

@@ -0,0 +1,17 @@
+import Config
+
+port = System.get_env("PORT", "8080")
+port = String.to_integer(port)
+
+ssl_port = System.get_env("SSL_PORT", "8433")
+ssl_port = String.to_integer(ssl_port)
+
+unix_socket = System.get_env("UNIX_SOCKET", "false")
+unix_socket = if unix_socket == "true", do: true, else: false
+
+config :httparrot,
+  http_port: port,
+  https_port: ssl_port,
+  unix_socket: unix_socket,
+  socket_path: System.get_env("SOCKET_PATH", "httparrot.sock")
+

mix.exs

@@ -19,15 +19,8 @@ defmodule Httparrot.Mixfile do
 
   def application do
     [
-      applications: [:compiler, :syntax_tools, :cowboy, :exjsx, :con_cache],
-      mod: {HTTParrot, []},
-      env: [
-        http_port: 8080,
-        ssl: true,
-        https_port: 8433,
-        unix_socket: true,
-        socket_path: "httparrot.sock"
-      ]
+      extra_applications: [:logger],
+      mod: {HTTParrot, []}
     ]
   end
 

rel/env.bat.eex

@@ -0,0 +1,6 @@
+@echo off
+rem Set the release to work across nodes. If using the long name format like
+rem the one below (my_app@127.0.0.1), you need to also uncomment the
+rem RELEASE_DISTRIBUTION variable below.
+rem set RELEASE_DISTRIBUTION=name
+rem set RELEASE_NODE=<%= @release.name %>@127.0.0.1

rel/env.sh.eex

@@ -0,0 +1,14 @@
+#!/bin/sh
+
+# Sets and enables heart (recommended only in daemon mode)
+# if [ "$RELEASE_COMMAND" = "daemon" ] || [ "$RELEASE_COMMAND" = "daemon_iex" ]; then
+#   HEART_COMMAND="$RELEASE_ROOT/bin/$RELEASE_NAME $RELEASE_COMMAND"
+#   export HEART_COMMAND
+#   export ELIXIR_ERL_OPTIONS="-heart"
+# fi
+
+# Set the release to work across nodes. If using the long name format like
+# the one below (my_app@127.0.0.1), you need to also uncomment the
+# RELEASE_DISTRIBUTION variable below.
+# export RELEASE_DISTRIBUTION=name
+# export RELEASE_NODE=<%= @release.name %>@127.0.0.1

rel/vm.args.eex

@@ -0,0 +1,11 @@
+## Customize flags given to the VM: http://erlang.org/doc/man/erl.html
+## -mode/-name/-sname/-setcookie are configured via env vars, do not set them here
+
+## Number of dirty schedulers doing IO work (file, sockets, etc)
+##+SDio 5
+
+## Increase number of concurrent ports/sockets
+##+Q 65536
+
+## Tweak GC to run more often
+##-env ERL_FULLSWEEP_AFTER 10