From 3cae2389a0c30f6341d550284adeedc1fc9c07d5 Mon Sep 17 00:00:00 2001
From: andryyy <andre.peters@debinux.de>
Date: Tue, 3 Sep 2019 22:01:47 +0200
Subject: [PATCH] Ubuntu kernel 4.15.0-60-generic seems to be broken with
 Docker and --dns flags, do NOT use it!

---
 generate_config.sh | 6 ++++++
 update.sh          | 6 ++++++
 2 files changed, 12 insertions(+)

diff --git a/generate_config.sh b/generate_config.sh
index ea19a00a..ea8471be 100755
--- a/generate_config.sh
+++ b/generate_config.sh
@@ -2,6 +2,12 @@
 
 set -o pipefail
 
+if [[ "$(uname -r)" =~ ^4\.15\.0-60 ]]; then
+  echo "DO NOT RUN mailcow ON THIS UBUNTU KERNEL!";
+  echo "Please update to 5.x or use another distribution."
+  exit 1
+fi
+
 if grep --help 2>&1 | grep -q -i "busybox"; then
   echo "BusybBox grep detected, please install gnu grep, \"apk add --no-cache --upgrade grep\""
   exit 1
diff --git a/update.sh b/update.sh
index e6dfccca..f62352cf 100755
--- a/update.sh
+++ b/update.sh
@@ -6,6 +6,12 @@ if [ "$(id -u)" -ne "0" ]; then
   exit 1
 fi
 
+if [[ "$(uname -r)" =~ ^4\.15\.0-60 ]]; then
+  echo "DO NOT RUN mailcow ON THIS UBUNTU KERNEL!";
+  echo "Please update to 5.x or use another distribution."
+  exit 1
+fi
+
 # Exit on error and pipefail
 set -o pipefail