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https://github.com/kevinveenbirkenbach/docker-volume-backup.git
synced 2024-10-31 23:33:11 +01:00
Implemented support of multiple databases per instance
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31133f251e
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@ -87,32 +87,32 @@ def backup_database(container, volume_dir, db_type):
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raise BackupException(f"No entry found for instance '{instance_name}'")
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# Get the first (and only) entry
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database_entry = database_entries.iloc[0]
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backup_destination_dir = os.path.join(volume_dir, "sql")
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pathlib.Path(backup_destination_dir).mkdir(parents=True, exist_ok=True)
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backup_destination_file = os.path.join(backup_destination_dir, f"backup.sql")
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if db_type == 'mariadb':
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backup_command = f"docker exec {container} /usr/bin/mariadb-dump -u {database_entry['username']} -p{database_entry['password']} {database_entry['database']} > {backup_destination_file}"
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elif db_type == 'postgres':
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if database_entry['password']:
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# Include PGPASSWORD in the command when a password is provided
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backup_command = (
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f"PGPASSWORD={database_entry['password']} docker exec -i {container} "
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f"pg_dump -U {database_entry['username']} -d {database_entry['database']} "
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f"-h localhost > {backup_destination_file}"
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)
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else:
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# Exclude PGPASSWORD and use --no-password when the password is empty
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backup_command = (
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f"docker exec -i {container} pg_dump -U {database_entry['username']} "
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f"-d {database_entry['database']} -h localhost --no-password "
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f"> {backup_destination_file}"
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)
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execute_shell_command(backup_command)
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print(f"Database backup for {container} completed.")
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for database_entry in database_entries.iloc:
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database_name = database_entry['database']
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database_username = database_entry['username']
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database_password = database_entry['password']
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backup_destination_dir = os.path.join(volume_dir, "sql")
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pathlib.Path(backup_destination_dir).mkdir(parents=True, exist_ok=True)
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backup_destination_file = os.path.join(backup_destination_dir, f"{database_name}.backup.sql")
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if db_type == 'mariadb':
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backup_command = f"docker exec {container} /usr/bin/mariadb-dump -u {database_username} -p{database_password} {database_name} > {backup_destination_file}"
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elif db_type == 'postgres':
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if database_password:
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# Include PGPASSWORD in the command when a password is provided
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backup_command = (
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f"PGPASSWORD={database_password} docker exec -i {container} "
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f"pg_dump -U {database_username} -d {database_name} "
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f"-h localhost > {backup_destination_file}"
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)
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else:
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# Exclude PGPASSWORD and use --no-password when the password is empty
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backup_command = (
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f"docker exec -i {container} pg_dump -U {database_username} "
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f"-d {database_name} -h localhost --no-password "
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f"> {backup_destination_file}"
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)
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execute_shell_command(backup_command)
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print(f"Database backup for database {container} completed.")
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def get_last_backup_dir(volume_name, current_backup_dir):
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"""Get the most recent backup directory for the specified volume."""
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