From 39d39915e464041792909d4c1d590f7cf45366d3 Mon Sep 17 00:00:00 2001
From: "g.nardiello" <giuseppe@nards.it>
Date: Thu, 5 Jan 2023 11:55:04 +0100
Subject: [PATCH] Added file-based HEALTHCHECK

---
 Dockerfile | 5 ++++-
 run.sh     | 2 ++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index c06ccf7..fdfa250 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -41,4 +41,7 @@ RUN mkdir /backup && \
 
 VOLUME ["/backup"]
 
-CMD dockerize -wait tcp://${MYSQL_HOST}:${MYSQL_PORT} -timeout ${TIMEOUT} /run.sh
+HEALTHCHECK --interval=2s --retries=1800 \
+	CMD stat /HEALTLY.status || exit 1
+
+ENTRYPOINT dockerize -wait tcp://${MYSQL_HOST}:${MYSQL_PORT} -timeout ${TIMEOUT} /run.sh
\ No newline at end of file
diff --git a/run.sh b/run.sh
index 95f8009..862a566 100755
--- a/run.sh
+++ b/run.sh
@@ -14,6 +14,8 @@ elif [ -n "${INIT_RESTORE_LATEST}" ]; then
   find /backup -maxdepth 1 -name '*.sql.gz' | tail -1 | xargs /restore.sh
 fi
 
+touch /HEALTLY.status
+
 echo "${CRON_TIME} /backup.sh >> /mysql_backup.log 2>&1" > /tmp/crontab.conf
 crontab /tmp/crontab.conf
 echo "=> Running cron task manager in foreground"