From 66c2544a7100787f02420f1d1d74de03b8213214 Mon Sep 17 00:00:00 2001
From: Evilham <contact@evilham.com>
Date: Mon, 18 Jul 2022 19:12:04 +0200
Subject: [PATCH] [net] Add environment variable for MTU

This enables proper function in certain setups where MTU is lower than
the default (1500).

Closes #1

Reported by:	@palaueb
---
 dd-apps/docker/network.yml              | 3 +++
 dd-sso/docker-compose-parts/network.yml | 3 +++
 dd.conf.sample                          | 3 +++
 3 files changed, 9 insertions(+)

diff --git a/dd-apps/docker/network.yml b/dd-apps/docker/network.yml
index 038d81e..d9f79fd 100644
--- a/dd-apps/docker/network.yml
+++ b/dd-apps/docker/network.yml
@@ -21,3 +21,6 @@ version: '3.7'
 networks:
   dd_net:
     name: dd_net
+    driver: bridge
+    driver_opts:
+      com.docker.network.driver.mtu: ${NETWORK_MTU:-1500}
diff --git a/dd-sso/docker-compose-parts/network.yml b/dd-sso/docker-compose-parts/network.yml
index 038d81e..d9f79fd 100644
--- a/dd-sso/docker-compose-parts/network.yml
+++ b/dd-sso/docker-compose-parts/network.yml
@@ -21,3 +21,6 @@ version: '3.7'
 networks:
   dd_net:
     name: dd_net
+    driver: bridge
+    driver_opts:
+      com.docker.network.driver.mtu: ${NETWORK_MTU:-1500}
diff --git a/dd.conf.sample b/dd.conf.sample
index 5cd9119..0b924c7 100644
--- a/dd.conf.sample
+++ b/dd.conf.sample
@@ -195,3 +195,6 @@ POSTGRESQL_IMG=postgres:14.1-alpine3.15
 
 ## MINIO
 #MINIO_IMG=mino/minio:RELEASE.2022-01-25T19-56-04Z
+
+## Network settings
+#NETWORK_MTU=1500