From 302a857328564796a6546bcc6a310b89e44939e2 Mon Sep 17 00:00:00 2001
From: Thorsten Spille <thorstenspille@users.noreply.github.com>
Date: Sun, 20 Mar 2022 15:38:49 +0100
Subject: [PATCH] Update docker

---
 plugins/docker | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/plugins/docker b/plugins/docker
index 26d69b3..361e354 100644
--- a/plugins/docker
+++ b/plugins/docker
@@ -27,8 +27,12 @@ done
 shift $((OPTIND-1))
 
 # create zfs filesystems
-zfs create -o com.sun:auto-snapshot=false -o mountpoint=/var/lib/docker $ZPOOL/docker
-zfs create -o com.sun:auto-snapshot=true -o mountpoint=/portainer $ZPOOL/portainer
+if [ ! $(zfs list $ZPOOL/docker) ]; then
+  zfs create -o com.sun:auto-snapshot=false -o mountpoint=/var/lib/docker $ZPOOL/docker
+fi
+if [ ! $(zfs list $ZPOOL/portainer) ]; then
+  zfs create -o com.sun:auto-snapshot=true -o mountpoint=/portainer $ZPOOL/portainer
+fi
 
 # add docker repository
 apt-key adv --fetch-keys https://download.docker.com/linux/debian/gpg
@@ -40,7 +44,7 @@ DEBIAN_FRONTEND=noninteractive DEBIAN_PRIORITY=critical apt install -y -qq --no-
 
 # install portainer
 cd /portainer
-mkdir data
+mkdir -p data
 cat << EOF > /portainer/docker-compose.yml
 version: '3.2'
 services: