Add db backup script

backup.sh

@@ -0,0 +1,24 @@
+#!/bin/sh
+
+set -x
+set -e
+
+BACKUP_DIR="$HOME/backups"
+CONTAINER_NAME="miso-db"
+DATABASE_NAME="misobot"
+USERLOGIN="--user=bot --password=botpw"
+DUMP_OPTIONS="--quick --add-drop-table --add-locks --extended-insert --lock-tables"
+
+# Get the current timestamp
+TS=$(date +%Y%m%d%H%M%S)
+
+# Create our backup directory if not already there
+mkdir -p "$BACKUP_DIR"
+if [ ! -d "$BACKUP_DIR" ]; then
+ echo "Not a directory: $BACKUP_DIR"
+ exit 1
+fi
+
+# Dump our database
+echo "Dumping MySQL Database $DATABASE_NAME"
+docker exec "$CONTAINER_NAME" /usr/bin/mysqldump $USERLOGIN $DUMP_OPTIONS "$DATABASE_NAME" >"$BACKUP_DIR"/"$TS"-"$DATABASE_NAME".sql