From 99dce29cfc03bca1ceec7a284876e62deefd98af Mon Sep 17 00:00:00 2001
From: xdrm-brackets <doowap31@gmail.com>
Date: Sun, 18 Feb 2018 19:07:44 +0100
Subject: [PATCH] +upd metactl.post-start and metactl.pre-stop scripts
 (verbosity) for database backup/restore #3

---
 metactl/post-start.sh | 45 ++++++++++++++++++++++++++++++++++++-------
 metactl/pre-stop.sh   | 11 +++++++++--
 2 files changed, 47 insertions(+), 9 deletions(-)

diff --git a/metactl/post-start.sh b/metactl/post-start.sh
index 3716862..ec5117c 100644
--- a/metactl/post-start.sh
+++ b/metactl/post-start.sh
@@ -8,13 +8,44 @@ source $(dirname `realpath $0`)/environment.sh;
 ##                                         ##
 #############################################
 
-# 1.1. Restore mariadb database
-cat $ROOT/persistent/mariadb.sql | docker exec -i $MARIADB_SERVICE mysql -uroot -p$MARIADB_ROOT_PASSWORD $MARIADB_DATABASE_NAME 2>/dev/null;
-DB_RESTORED="$?";
 
-# 1.2. Try until connection OK
-while [ "$DB_RESTORED" != "0" ]; do
-	sleep 1;
+
+## [1] Restore database
+
+# 1. Check if dump file exists
+echo -ne "   * Check dump file...........";
+test -f $ROOT/persistent/mariadb.sql;
+DUMP_FILE_EXISTS="$?";
+
+# 2. Restore database
+if [ "$DUMP_FILE_EXISTS" = "0" ]; then
+
+	echo "found";
+
+	# Restore mariadb database
+	echo -ne "   * Restore database";
 	cat $ROOT/persistent/mariadb.sql | docker exec -i $MARIADB_SERVICE mysql -uroot -p$MARIADB_ROOT_PASSWORD $MARIADB_DATABASE_NAME 2>/dev/null;
 	DB_RESTORED="$?";
-done;
\ No newline at end of file
+
+	# Try until connection OK
+	while [ "$DB_RESTORED" != "0" ]; do
+		sleep .5;
+		echo -ne ".";
+		cat $ROOT/persistent/mariadb.sql | docker exec -i $MARIADB_SERVICE mysql -uroot -p$MARIADB_ROOT_PASSWORD $MARIADB_DATABASE_NAME 2>/dev/null;
+		DB_RESTORED="$?";
+	done;
+
+	echo "restored";
+
+else
+
+	echo "missing";
+
+	# Create 'persistent' directory if missing
+	test ! -d $ROOT/persistent && mkdir -p $ROOT/persistent;
+
+	echo "   * Create dump file..........created";
+	touch $ROOT/persistent/mariadb.sql;
+
+
+fi;
\ No newline at end of file
diff --git a/metactl/pre-stop.sh b/metactl/pre-stop.sh
index 772376d..7497d7a 100644
--- a/metactl/pre-stop.sh
+++ b/metactl/pre-stop.sh
@@ -8,5 +8,12 @@ source $(dirname `realpath $0`)/environment.sh;
 ##                                         ##
 #############################################
 
-# 1. Backup mariadb database
-docker exec $MARIADB_SERVICE mysqldump  -uroot -p$MARIADB_ROOT_PASSWORD $MARIADB_DATABASE_NAME > $ROOT/persistent/mariadb.sql;
\ No newline at end of file
+## [1] Backup mariadb database
+
+# 1. Create parent dir (if does not exists)
+test ! -d $ROOT/persistent && mkdir -p $ROOT/persistent;
+
+# 2. Backup database
+echo -ne "   * Backup database...........";
+docker exec $MARIADB_SERVICE mysqldump  -uroot -p$MARIADB_ROOT_PASSWORD $MARIADB_DATABASE_NAME > $ROOT/persistent/mariadb.sql;
+test "$?" = "0" && echo "done" || (echo "failed"; exit 1);
\ No newline at end of file