Testnet with two nodes in docker compose

Dockerfile

@@ -1,5 +1,7 @@
 FROM elixir:alpine AS uniris-ci
 
+ARG skip_tests=0
+
 # CI
 #  - compile
 #  - release
@@ -44,7 +46,7 @@ RUN mix phx.digest \
  && mix distillery.release
 
 # gen PLT
-RUN mix git_hooks.run pre_push
+RUN [ $skip_tests -eq 0 ] && mix git_hooks.run pre_push || true
 
 # Install
 RUN mkdir /opt/app \

config/dev.exs

@@ -74,8 +74,8 @@ config :uniris, Uniris.P2P.Endpoint,
 # with webpack to recompile .js and .css sources.
 config :uniris, UnirisWeb.Endpoint,
   http: [port: 4000],
+  server: true,
   debug_errors: true,
-  code_reloader: true,
   check_origin: false,
   watchers: [
     node: [

docker-compose.yml

@@ -0,0 +1,45 @@
+version: "3.9"
+
+services:
+
+  node1:
+    build:
+      context: .
+      args:
+        skip_tests: 1
+    image: uniris-node:latest
+    environment:
+      - UNIRIS_CRYPTO_SEED=node1
+      - UNIRIS_MUT_DIR=/opt/data
+    volumes:
+      - ./data1:/opt/data
+    networks:
+      testnet:
+        ipv4_address: 172.16.16.101
+
+  node2:
+    build:
+      context: .
+      args:
+        skip_tests: 1
+    image: uniris-node:latest
+    depends_on:
+      - node1
+    environment:
+      - UNIRIS_CRYPTO_SEED=node2
+      - UNIRIS_MUT_DIR=/opt/data
+      - UNIRIS_P2P_SEEDS=172.16.16.101:3002:0008117DAD3A936B641106B53AF3B828940C3BC5A77F1C9BFB8AD214EF6897B000:tcp
+    volumes:
+      - ./scripts/wait-for-node.sh:/wait-for-node.sh:ro
+      - ./data2:/opt/data
+    command: ["/wait-for-node.sh", "http://node1:4000/up", "./bin/uniris_node", "foreground"]
+    networks:
+      testnet:
+        ipv4_address: 172.16.16.102
+
+networks:
+  testnet:
+    ipam:
+      driver: default
+      config:
+        - subnet: "172.16.16.0/24"

lib/uniris/bootstrap.ex

@@ -65,6 +65,8 @@ defmodule Uniris.Bootstrap do
     else
       P2P.set_node_globally_available(Crypto.node_public_key(0))
     end
+
+    :persistent_term.put(:uniris_up, :up)
   end
 
   defp should_bootstrap?(_ip, _port, _, nil), do: true

lib/uniris_web/controllers/up_controler.ex

@@ -0,0 +1,19 @@
+defmodule UnirisWeb.UpController do
+  @moduledoc false
+
+  use UnirisWeb, :controller
+
+  @doc """
+  Respond with 200 when node is ready otherwise with 503.
+  Used only to indicate that the first testnet node is bootrapped.
+  """
+  def up(conn, _) do
+    :up = :persistent_term.get(:uniris_up)
+  rescue
+    _ ->
+      resp(conn, 503, "wait")
+  else
+    _ ->
+      resp(conn, 200, "up")
+  end
+end

lib/uniris_web/router.ex

@@ -23,6 +23,7 @@ defmodule UnirisWeb.Router do
     pipe_through(:browser)
 
     get("/", RootController, :index)
+    get("/up", UpController, :up)
     live_dashboard("/dashboard")
   end
 

rel/pre_configure/clone-node-env.sh

@@ -1,4 +1,4 @@
-#/usr/bin/env bash
+#!/usr/bin/env bash
 
 rpc='\
   System.get_env() \

scripts/wait-for-node.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+
+set -e
+
+curl="$1"
+node="${curl#*//}"
+node="${node%:*}"
+shift
+cmd="$@"
+wget="wget -qO /dev/null"
+
+until $wget "$curl" ; do
+  >&2 echo "Node $node is unavailable - sleeping"
+  sleep 1
+done
+
+>&2 echo "Node $node is up - executing command"
+exec $cmd