From 5b37407dcecdbb208f370fd067c149ec64f34dc5 Mon Sep 17 00:00:00 2001
From: Graham McIntire <graham@mcintire.me>
Date: Thu, 26 Jan 2023 13:45:15 -0600
Subject: [PATCH] add node name

---
 .dockerignore                | 39 +++++++++++++++
 Dockerfile                   | 95 ++++++++++++++++++++++++++++++++++++
 fly.toml                     | 42 ++++++++++++++++
 rel/env.bat.eex              |  8 +++
 rel/env.sh.eex               | 24 +++++++++
 rel/overlays/bin/migrate     |  3 ++
 rel/overlays/bin/migrate.bat |  1 +
 rel/overlays/bin/server      |  3 ++
 rel/overlays/bin/server.bat  |  2 +
 rel/remote.vm.args.eex       |  8 +++
 rel/vm.args.eex              |  8 +++
 11 files changed, 233 insertions(+)
 create mode 100644 .dockerignore
 create mode 100644 Dockerfile
 create mode 100644 fly.toml
 create mode 100644 rel/env.bat.eex
 create mode 100644 rel/env.sh.eex
 create mode 100755 rel/overlays/bin/migrate
 create mode 100755 rel/overlays/bin/migrate.bat
 create mode 100755 rel/overlays/bin/server
 create mode 100755 rel/overlays/bin/server.bat
 create mode 100644 rel/remote.vm.args.eex
 create mode 100644 rel/vm.args.eex

diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 0000000..c126478
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,39 @@
+# flyctl launch added from .elixir_ls/.gitignore
+.elixir_ls/**/*
+
+# flyctl launch added from .gitignore
+# 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").
+**/aprs-*.tar
+
+# Ignore assets that are produced by build tools.
+priv/static/assets
+
+# Ignore digested assets cache.
+priv/static/cache_manifest.json
+
+# In case you use Node.js/npm, you want to ignore these.
+**/npm-debug.log
+assets/node_modules
+
+fly.toml
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..ba8a76b
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,95 @@
+# Find eligible builder and runner images on Docker Hub. We use Ubuntu/Debian
+# instead of Alpine to avoid DNS resolution issues in production.
+#
+# https://hub.docker.com/r/hexpm/elixir/tags?page=1&name=ubuntu
+# https://hub.docker.com/_/ubuntu?tab=tags
+#
+# This file is based on these images:
+#
+#   - https://hub.docker.com/r/hexpm/elixir/tags - for the build image
+#   - https://hub.docker.com/_/debian?tab=tags&page=1&name=bullseye-20221004-slim - for the release image
+#   - https://pkgs.org/ - resource for finding needed packages
+#   - Ex: hexpm/elixir:1.14.2-erlang-25.2-debian-bullseye-20221004-slim
+#
+ARG ELIXIR_VERSION=1.14.2
+ARG OTP_VERSION=25.2
+ARG DEBIAN_VERSION=bullseye-20221004-slim
+
+ARG BUILDER_IMAGE="hexpm/elixir:${ELIXIR_VERSION}-erlang-${OTP_VERSION}-debian-${DEBIAN_VERSION}"
+ARG RUNNER_IMAGE="debian:${DEBIAN_VERSION}"
+
+FROM ${BUILDER_IMAGE} as builder
+
+# install build dependencies
+RUN apt-get update -y && apt-get install -y build-essential git \
+    && apt-get clean && rm -f /var/lib/apt/lists/*_*
+
+# prepare build dir
+WORKDIR /app
+
+# install hex + rebar
+RUN mix local.hex --force && \
+    mix local.rebar --force
+
+# set build ENV
+ENV MIX_ENV="prod"
+
+# install mix dependencies
+COPY mix.exs mix.lock ./
+RUN mix deps.get --only $MIX_ENV
+RUN mkdir config
+
+# copy compile-time config files before we compile dependencies
+# to ensure any relevant config change will trigger the dependencies
+# to be re-compiled.
+COPY config/config.exs config/${MIX_ENV}.exs config/
+RUN mix deps.compile
+
+COPY priv priv
+
+COPY lib lib
+
+COPY assets assets
+
+# compile assets
+RUN mix assets.deploy
+
+# Compile the release
+RUN mix compile
+
+# Changes to config/runtime.exs don't require recompiling the code
+COPY config/runtime.exs config/
+
+COPY rel rel
+RUN mix release
+
+# start a new build stage so that the final image will only contain
+# the compiled release and other runtime necessities
+FROM ${RUNNER_IMAGE}
+
+RUN apt-get update -y && apt-get install -y libstdc++6 openssl libncurses5 locales \
+  && apt-get clean && rm -f /var/lib/apt/lists/*_*
+
+# Set the locale
+RUN sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen && locale-gen
+
+ENV LANG en_US.UTF-8
+ENV LANGUAGE en_US:en
+ENV LC_ALL en_US.UTF-8
+
+WORKDIR "/app"
+RUN chown nobody /app
+
+# set runner ENV
+ENV MIX_ENV="prod"
+
+# Only copy the final release from the build stage
+COPY --from=builder --chown=nobody:root /app/_build/${MIX_ENV}/rel/aprs ./
+
+USER nobody
+
+CMD ["/app/bin/server"]
+
+# Appended by flyctl
+ENV ECTO_IPV6 true
+ENV ERL_AFLAGS "-proto_dist inet6_tcp"
diff --git a/fly.toml b/fly.toml
new file mode 100644
index 0000000..5512afe
--- /dev/null
+++ b/fly.toml
@@ -0,0 +1,42 @@
+# fly.toml file generated for aprsme on 2023-01-26T13:39:35-06:00
+
+app = "aprsme"
+kill_signal = "SIGTERM"
+kill_timeout = 5
+processes = []
+
+[deploy]
+  release_command = "/app/bin/migrate"
+
+[env]
+  PHX_HOST = "aprsme.fly.dev"
+  PORT = "8080"
+
+[experimental]
+  auto_rollback = true
+
+[[services]]
+  http_checks = []
+  internal_port = 8080
+  processes = ["app"]
+  protocol = "tcp"
+  script_checks = []
+  [services.concurrency]
+    hard_limit = 25
+    soft_limit = 20
+    type = "connections"
+
+  [[services.ports]]
+    force_https = true
+    handlers = ["http"]
+    port = 80
+
+  [[services.ports]]
+    handlers = ["tls", "http"]
+    port = 443
+
+  [[services.tcp_checks]]
+    grace_period = "1s"
+    interval = "15s"
+    restart_limit = 0
+    timeout = "2s"
diff --git a/rel/env.bat.eex b/rel/env.bat.eex
new file mode 100644
index 0000000..0d82afd
--- /dev/null
+++ b/rel/env.bat.eex
@@ -0,0 +1,8 @@
+@echo off
+rem Set the release to load code on demand (interactive) instead of preloading (embedded).
+rem set RELEASE_MODE=interactive
+
+rem Set the release to work across nodes.
+rem RELEASE_DISTRIBUTION must be "sname" (local), "name" (distributed) or "none".
+rem set RELEASE_DISTRIBUTION=name
+rem set RELEASE_NODE=<%= @release.name %>
diff --git a/rel/env.sh.eex b/rel/env.sh.eex
new file mode 100644
index 0000000..39bcbcc
--- /dev/null
+++ b/rel/env.sh.eex
@@ -0,0 +1,24 @@
+#!/bin/sh
+
+# # Sets and enables heart (recommended only in daemon mode)
+# case $RELEASE_COMMAND in
+#   daemon*)
+#     HEART_COMMAND="$RELEASE_ROOT/bin/$RELEASE_NAME $RELEASE_COMMAND"
+#     export HEART_COMMAND
+#     export ELIXIR_ERL_OPTIONS="-heart"
+#     ;;
+#   *)
+#     ;;
+# esac
+
+# # Set the release to load code on demand (interactive) instead of preloading (embedded).
+# export RELEASE_MODE=interactive
+
+# # Set the release to work across nodes.
+# # RELEASE_DISTRIBUTION must be "sname" (local), "name" (distributed) or "none".
+# export RELEASE_DISTRIBUTION=name
+# export RELEASE_NODE=<%= @release.name %>
+
+ip=$(grep fly-local-6pn /etc/hosts | cut -f 1)
+export RELEASE_DISTRIBUTION=name
+export RELEASE_NODE=$FLY_APP_NAME@$ip
diff --git a/rel/overlays/bin/migrate b/rel/overlays/bin/migrate
new file mode 100755
index 0000000..edc8d01
--- /dev/null
+++ b/rel/overlays/bin/migrate
@@ -0,0 +1,3 @@
+#!/bin/sh
+cd -P -- "$(dirname -- "$0")"
+exec ./aprs eval Aprs.Release.migrate
diff --git a/rel/overlays/bin/migrate.bat b/rel/overlays/bin/migrate.bat
new file mode 100755
index 0000000..d891745
--- /dev/null
+++ b/rel/overlays/bin/migrate.bat
@@ -0,0 +1 @@
+call "%~dp0\aprs" eval Aprs.Release.migrate
diff --git a/rel/overlays/bin/server b/rel/overlays/bin/server
new file mode 100755
index 0000000..55293ab
--- /dev/null
+++ b/rel/overlays/bin/server
@@ -0,0 +1,3 @@
+#!/bin/sh
+cd -P -- "$(dirname -- "$0")"
+PHX_SERVER=true exec ./aprs start
diff --git a/rel/overlays/bin/server.bat b/rel/overlays/bin/server.bat
new file mode 100755
index 0000000..d5da4f2
--- /dev/null
+++ b/rel/overlays/bin/server.bat
@@ -0,0 +1,2 @@
+set PHX_SERVER=true
+call "%~dp0\aprs" start
diff --git a/rel/remote.vm.args.eex b/rel/remote.vm.args.eex
new file mode 100644
index 0000000..983397a
--- /dev/null
+++ b/rel/remote.vm.args.eex
@@ -0,0 +1,8 @@
+## Customize flags given to the VM: https://www.erlang.org/doc/man/erl.html
+## -mode/-name/-sname/-setcookie are configured via env vars, do not set them here
+
+## Increase number of concurrent ports/sockets
+##+Q 65536
+
+## Tweak GC to run more often
+##-env ERL_FULLSWEEP_AFTER 10
diff --git a/rel/vm.args.eex b/rel/vm.args.eex
new file mode 100644
index 0000000..983397a
--- /dev/null
+++ b/rel/vm.args.eex
@@ -0,0 +1,8 @@
+## Customize flags given to the VM: https://www.erlang.org/doc/man/erl.html
+## -mode/-name/-sname/-setcookie are configured via env vars, do not set them here
+
+## Increase number of concurrent ports/sockets
+##+Q 65536
+
+## Tweak GC to run more often
+##-env ERL_FULLSWEEP_AFTER 10