From 33175fbbe674015b28c2b4c1ebb62ac85bfdef6c Mon Sep 17 00:00:00 2001
From: thepiwo <github@piwo.space>
Date: Mon, 13 Nov 2017 20:15:27 +0200
Subject: [PATCH 1/3] [GH-#119] start node with port specified in environment

---
 apps/aehttpserver/config/dev.exs | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/apps/aehttpserver/config/dev.exs b/apps/aehttpserver/config/dev.exs
index 3d2fdb9d..92d9addd 100644
--- a/apps/aehttpserver/config/dev.exs
+++ b/apps/aehttpserver/config/dev.exs
@@ -19,8 +19,14 @@ use Mix.Config
 # If desired, both `http:` and `https:` keys can be
 # configured to run both http and https servers on
 # different ports.
+
+port =  case System.get_env("PORT") do
+  nil -> 4000
+  env -> env
+end
+
 config :aehttpserver, Aehttpserver.Endpoint,
-  http: [port: 4000],
+  http: [port: port],
   debug_errors: true,
   code_reloader: true,
   check_origin: false,

From 649ff25731f0c7384f00359582585f4049a2c9e1 Mon Sep 17 00:00:00 2001
From: Artur Puzio <cytadela8@interia.pl>
Date: Thu, 16 Nov 2017 11:43:24 +0100
Subject: [PATCH 2/3] Made pesistance table path configurable

---
 apps/aecore/config/dev.exs  | 8 +++++++-
 apps/aecore/config/prod.exs | 9 +++++++++
 apps/aecore/config/test.exs | 8 ++++++++
 3 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/apps/aecore/config/dev.exs b/apps/aecore/config/dev.exs
index ede8d3bb..a71511a5 100644
--- a/apps/aecore/config/dev.exs
+++ b/apps/aecore/config/dev.exs
@@ -27,8 +27,14 @@ use Mix.Config
 # Configuration from the imported file will override the ones defined
 # here (which is why it is important to import them last).
 #
+
+persistence_path = case System.get_env("PERSISTENCE_PATH") do
+  nil -> "apps/aecore/priv/persistence_table"
+  env -> env
+end
+
 config :aecore, :persistence,
-  table: Path.absname("apps/aecore/priv/persistence_table")
+  table: Path.absname(persistence_path)
 
 config :aecore, :pow,
   nif_path: Path.absname("apps/aecore/priv/aec_pow_cuckoo20_nif"),
diff --git a/apps/aecore/config/prod.exs b/apps/aecore/config/prod.exs
index 11dc49d2..ac279fe8 100644
--- a/apps/aecore/config/prod.exs
+++ b/apps/aecore/config/prod.exs
@@ -27,6 +27,15 @@ use Mix.Config
 # Configuration from the imported file will override the ones defined
 # here (which is why it is important to import them last).
 #
+
+persistence_path = case System.get_env("PERSISTENCE_PATH") do
+  nil -> "apps/aecore/priv/persistence_table"
+  env -> env
+end
+
+config :aecore, :persistence,
+  table: Path.absname(persistence_path)
+
 config :aecore, :pow,
   nif_path: Path.absname("apps/aecore/priv/aec_pow_cuckoo26_nif"),
   genesis_header: %{
diff --git a/apps/aecore/config/test.exs b/apps/aecore/config/test.exs
index 79603cc3..008caf91 100644
--- a/apps/aecore/config/test.exs
+++ b/apps/aecore/config/test.exs
@@ -28,6 +28,14 @@ use Mix.Config
 # here (which is why it is important to import them last).
 #
 
+persistence_path = case System.get_env("PERSISTENCE_PATH") do
+  nil -> "apps/aecore/priv/persistence_table"
+  env -> env
+end
+
+config :aecore, :persistence,
+  table: Path.absname(persistence_path)
+  
 config :aecore, :pow,
   nif_path: Path.absname("apps/aecore/priv/aec_pow_cuckoo20_nif"),
   genesis_header: %{

From 950943113c15842ff9256d348553a1a3d75df562 Mon Sep 17 00:00:00 2001
From: Artur Puzio <cytadela8@interia.pl>
Date: Thu, 16 Nov 2017 11:52:53 +0100
Subject: [PATCH 3/3] Calculate path on runtime instead of buildtime

---
 apps/aecore/lib/aecore/persistence/worker.ex | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/apps/aecore/lib/aecore/persistence/worker.ex b/apps/aecore/lib/aecore/persistence/worker.ex
index 6e529882..c6603f2e 100644
--- a/apps/aecore/lib/aecore/persistence/worker.ex
+++ b/apps/aecore/lib/aecore/persistence/worker.ex
@@ -2,8 +2,7 @@ defmodule Aecore.Persistence.Worker do
   @moduledoc """
   Store/Restore latest blockchain and chainstate
   """
-
-  @persistence_table Application.get_env(:aecore, :persistence)[:table]
+  
   @blockchain_key :block_chain_state_key
 
   use GenServer
@@ -49,7 +48,7 @@ defmodule Aecore.Persistence.Worker do
   ## Internal functions
 
   defp setup do
-    {:ok, table} = :dets.open_file(@persistence_table , [type: :set])
+    {:ok, table} = :dets.open_file(persistance_table_path(), [type: :set])
     %{table: table}
   end
 
@@ -61,4 +60,7 @@ defmodule Aecore.Persistence.Worker do
     end
   end
 
+  defp persistance_table_path() do
+    Application.get_env(:aecore, :persistence)[:table]
+  end
 end