kevinveenbirkenbach/docker-volume-backup
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Optimized database recovery function

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Kevin Veen-Birkenbach
2024-01-11 03:04:13 +01:00
parent d537393da8
commit ace1a70488
1 changed files with 17 additions and 10 deletions
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27
recover-docker-from-local.sh
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@@ -6,15 +6,21 @@ if [ $# -lt 3 ]; then
exit 1 exit 1
fi fi
volume_name="$1" # Volume-Name volume_name="$1" # Volume-Name
backup_hash="$2" # Hashed Machine ID backup_hash="$2" # Hashed Machine ID
version="$3" # version to backup version="$3" # version to backup
container="${4:-}" # optional
mysql_root_password="${5:-}" # optional # DATABASE PARAMETERS
database="${6:-}" # optional database_type="$4" # Valid values; mariadb, postgress
database_container="$5" # optional
database_password="$6" # optional
database_name="$7" # optional
database_user="$database_name"
backup_folder="Backups/$backup_hash/backup-docker-to-local/$version/$volume_name" backup_folder="Backups/$backup_hash/backup-docker-to-local/$version/$volume_name"
backup_files="/$backup_folder/files" backup_files="/$backup_folder/files"
backup_sql="/$backup_folder/sql/backup.sql" backup_sql="/$backup_folder/sql/$database_name.backup.sql"
echo "Inspect volume $volume_name" echo "Inspect volume $volume_name"
docker volume inspect "$volume_name" docker volume inspect "$volume_name"
@@ -32,16 +38,17 @@ else
fi fi
if [ -f "$backup_sql" ]; then if [ -f "$backup_sql" ]; then
if [ -n "$container" ] && [ -n "$mysql_root_password" ] && [ -n "$database" ]; then if [ -n "$database_container" ] && [ -n "$database_password" ] && [ -n "$database_name" ]; then
echo "recover mysql dump" echo "recover mysql dump"
cat "$backup_sql" | docker exec -i "$container" mariadb -u root --password="$mysql_root_password" "$database" cat "$backup_sql" | docker exec -i "$database_container" mariadb -u "$database_user" --password="$database_password" "$database_name"
if [ $? -ne 0 ]; then if [ $? -ne 0 ]; then
echo "ERROR: Failed to recover mysql dump" echo "ERROR: Failed to recover mysql dump"
exit 1 exit 1
fi fi
exit 0 exit 0
fi fi
echo "A database backup exists, but a parameter is missing. Files will be recovered instead." echo "A database backup exists, but a parameter is missing."
exit 1
fi fi
if [ -d "$backup_files" ]; then if [ -d "$backup_files" ]; then