kevinveenbirkenbach/docker-volume-backup
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implemented file backup of databases

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Kevin Veen-Birkenbach 2022-08-31 20:48:40 +02:00
parent ff4e192a7b
commit 16e1a76eef
1 changed files with 22 additions and 23 deletions
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45
docker-volume-backup.py
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@ -86,32 +86,31 @@ for volume_name in volume_names:
database_entry = databases_entries.iloc[0]
database_backup_command = "docker exec " + container + " /usr/bin/mysqldump -u " + database_entry["username"] + " -p" + database_entry["password"] + " " + database_entry["database"] + " > " + mysqldump_destination_file
print_bash(database_backup_command)
else:
print("Backup files...")
files_rsync_destination_path = volume_destination_dir + "/files"
pathlib.Path(files_rsync_destination_path).mkdir(parents=True, exist_ok=True)
versions = os.listdir(versions_dir)
versions.sort(reverse=True)
if len(versions) > 1:
last_version = versions[1]
last_version_files_dir = versions_dir + last_version + "/" + volume_name + "/files"
if os.path.isdir(last_version_files_dir):
link_dest_parameter="--link-dest='" + last_version_files_dir + "' "
else:
print("No previous version exists in path "+ last_version_files_dir + ".")
link_dest_parameter=""
print("Backup files...")
files_rsync_destination_path = volume_destination_dir + "/files"
pathlib.Path(files_rsync_destination_path).mkdir(parents=True, exist_ok=True)
versions = os.listdir(versions_dir)
versions.sort(reverse=True)
if len(versions) > 1:
last_version = versions[1]
last_version_files_dir = versions_dir + last_version + "/" + volume_name + "/files"
if os.path.isdir(last_version_files_dir):
link_dest_parameter="--link-dest='" + last_version_files_dir + "' "
else:
print("No previous version exists in path "+ last_version_files_dir + ".")
link_dest_parameter=""
source_dir = "/var/lib/docker/volumes/" + volume_name + "/_data/"
rsync_command = "rsync -abP --delete --delete-excluded " + link_dest_parameter + source_dir + " " + files_rsync_destination_path
print_bash(rsync_command)
print("stop containers...")
print("Backup data after container is stopped...")
print_bash("docker stop " + list_to_string(containers))
print_bash(rsync_command)
print("start containers...")
print_bash("docker start " + list_to_string(containers))
else:
print("No previous version exists in path "+ last_version_files_dir + ".")
link_dest_parameter=""
source_dir = "/var/lib/docker/volumes/" + volume_name + "/_data/"
rsync_command = "rsync -abP --delete --delete-excluded " + link_dest_parameter + source_dir + " " + files_rsync_destination_path
print_bash(rsync_command)
print("stop containers...")
print("Backup data after container is stopped...")
print_bash("docker stop " + list_to_string(containers))
print_bash(rsync_command)
print("start containers...")
print_bash("docker start " + list_to_string(containers))
print("end backup routine for volume:" + volume_name)
print('finished volume backups.')
print('restart docker service...')