61 lines
2.5 KiB
Python
61 lines
2.5 KiB
Python
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from django.db.backends.base.client import BaseDatabaseClient
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class DatabaseClient(BaseDatabaseClient):
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executable_name = "mysql"
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@classmethod
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def settings_to_cmd_args_env(cls, settings_dict, parameters):
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args = [cls.executable_name]
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env = None
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database = settings_dict["OPTIONS"].get(
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"database",
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settings_dict["OPTIONS"].get("db", settings_dict["NAME"]),
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)
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user = settings_dict["OPTIONS"].get("user", settings_dict["USER"])
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password = settings_dict["OPTIONS"].get(
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"password",
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settings_dict["OPTIONS"].get("passwd", settings_dict["PASSWORD"]),
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)
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host = settings_dict["OPTIONS"].get("host", settings_dict["HOST"])
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port = settings_dict["OPTIONS"].get("port", settings_dict["PORT"])
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server_ca = settings_dict["OPTIONS"].get("ssl", {}).get("ca")
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client_cert = settings_dict["OPTIONS"].get("ssl", {}).get("cert")
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client_key = settings_dict["OPTIONS"].get("ssl", {}).get("key")
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defaults_file = settings_dict["OPTIONS"].get("read_default_file")
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charset = settings_dict["OPTIONS"].get("charset")
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# Seems to be no good way to set sql_mode with CLI.
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if defaults_file:
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args += ["--defaults-file=%s" % defaults_file]
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if user:
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args += ["--user=%s" % user]
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if password:
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# The MYSQL_PWD environment variable usage is discouraged per
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# MySQL's documentation due to the possibility of exposure through
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# `ps` on old Unix flavors but --password suffers from the same
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# flaw on even more systems. Usage of an environment variable also
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# prevents password exposure if the subprocess.run(check=True) call
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# raises a CalledProcessError since the string representation of
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# the latter includes all of the provided `args`.
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env = {"MYSQL_PWD": password}
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if host:
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if "/" in host:
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args += ["--socket=%s" % host]
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else:
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args += ["--host=%s" % host]
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if port:
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args += ["--port=%s" % port]
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if server_ca:
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args += ["--ssl-ca=%s" % server_ca]
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if client_cert:
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args += ["--ssl-cert=%s" % client_cert]
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if client_key:
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args += ["--ssl-key=%s" % client_key]
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if charset:
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args += ["--default-character-set=%s" % charset]
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if database:
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args += [database]
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args.extend(parameters)
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return args, env
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