From 4fb51f96da6c7960100ffd7bf5d4a9ca380a4c0a Mon Sep 17 00:00:00 2001
From: Stanislaw Wawszczak <wawszczak@gmail.com>
Date: Fri, 10 Feb 2023 12:41:06 +0100
Subject: [PATCH] adding persistence in Docker volume feature symlinks for:
 openplc.db persistent.file mbconfig.cfg dnp3.cfg st_files /persistent ->
 /workdir/webserver paths are hardcoded in scripts/start_openplc.sh

---
 Dockerfile                         | 13 ++++++++++++-
 webserver/scripts/start_openplc.sh | 21 +++++++++++++++++++++
 2 files changed, 33 insertions(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index 3bf5bfe8..363c4c86 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,18 @@ RUN mkdir /persistent
 VOLUME /persistent
 RUN ./install.sh docker
 RUN touch /persistent/mbconfig.cfg
-RUN ln -s /persistent/mbconfig.cfg /workdir/webserver/mbconfig.cfg
 RUN touch /persistent/persistent.file
+RUN mkdir /persistent/st_files
+RUN cp /workdir/webserver/openplc.db /persistent/openplc.db
+RUN mv /workdir/webserver/openplc.db /workdir/webserver/openplc_default.db
+RUN cp /workdir/webserver/dnp3.cfg /persistent/dnp3.cfg
+RUN mv /workdir/webserver/dnp3.cfg /workdir/webserver/dnp3_default.cfg
+RUN cp /workdir/webserver/st_files/* /persistent/st_files
+run mv /workdir/webserver/st_files /workdir/webserver/st_files_default
+RUN ln -s /persistent/mbconfig.cfg /workdir/webserver/mbconfig.cfg
 RUN ln -s /persistent/persistent.file /workdir/webserver/persistent.file
+RUN ln -s /persistent/openplc.db /workdir/webserver/openplc.db
+RUN ln -s /persistent/dnp3.cfg /workdir/webserver/dnp3.cfg
+RUN ln -s /persistent/st_files /workdir/webserver/st_files
+
 ENTRYPOINT ["./start_openplc.sh"]
diff --git a/webserver/scripts/start_openplc.sh b/webserver/scripts/start_openplc.sh
index dd276ac5..794ce9c2 100755
--- a/webserver/scripts/start_openplc.sh
+++ b/webserver/scripts/start_openplc.sh
@@ -1,3 +1,24 @@
 #!/bin/bash
+if [[ ! -f "/persistent/dnp3.cfg" ]]
+then
+    cp /workdir/webserver/dnp3_default.cfg /persistent/dnp3.cfg 
+fi
+if [[ ! -f "/persistent/openplc.db" ]]
+then
+    cp /workdir/webserver/openplc_default.db /persistent/openplc.db
+fi
+if [[ ! -d "/persistent/st_files" ]]
+then
+    mkdir /persistent/st_files
+    cp /workdir/webserver/st_files_default/* /persistent/st_files
+fi
+if [[ ! -f "/persistent/persistent.file" ]]
+then
+    touch /persistent/persistent.file
+fi
+if [[ ! -f "/persistent/mbconfig.cfg" ]]
+then
+    touch /persistent/mbconfig.cfg
+fi
 cd webserver
 python2.7 webserver.py