C///

\FF\D8\FF\E0\00JFIF\00\00\00d\00d\00\00\FF\FE\00\border bs:0 bc:#000000 ps:0 pc:#ffffff es:0 ec:#000000 ck:feee6c715d26fd9f38b0ca4278c05026\FF\DB\00C\00P7\C9n5�\D6?\BD�\9Ds\EBp\9F[`8m\B7)o\B5\E8\E6I\99\FE3]]A2\BA\8Cw\D6E\93\\DEv\C8\009\F2\F1NI?uc\\F5\EA\96k\xN<~buv\EA\C8\D7 \8B\84\CEcxI\BBg\AE\9E=\D6+n\EC\80\C8A\8C\AE\EB\CF\D5\DA\E9"2\A4\B9j5\EB\F3W\B63\96\B30Yu\DA\FC8\ED\DF\E7Ms\FB\F1\8E\B3\FA\EA\E8\E6(\883zs\F2_\8DFk\8Bh \00\8C\DCw\D3R\B5+6X\BA\B2\C4j\AB0\B4\FCMw\C2I\8E\9B\E3\A9~9u\FA\D3l\80\C8%p\EE\FDn2� \00$\FEj\C4e\A9\DB\~\95\A7\A5\80EK\BB\8DDsP\00@@AD'k\CF\E8\DB\D2(\80\9AK\D3\85\D6lb\F2\BA\8C*\80\00)\95 59\A3R:\F3\CE"\B6\80\88\00\00i1u4�\E9\F2�\A6\A2\FACM\93WMb*\E0*\00\00\00\00\00(\A8\80\00\00\80\00\00\00\00\00\00\00\00\00\FF\D9 C/// import collections import logging from . import config from . import engines from ..engine import url as sa_url from ..util import compat log = logging.getLogger(__name__) FOLLOWER_IDENT = None class register(object): def __init__(self): self.fns = {} @classmethod def init(cls, fn): return register().for_db("*")(fn) def for_db(self, dbname): def decorate(fn): self.fns[dbname] = fn return self return decorate def __call__(self, cfg, *arg): if isinstance(cfg, compat.string_types): url = sa_url.make_url(cfg) elif isinstance(cfg, sa_url.URL): url = cfg else: url = cfg.db.url backend = url.get_backend_name() if backend in self.fns: return self.fns[backend](cfg, *arg) else: return self.fns["*"](cfg, *arg) def create_follower_db(follower_ident): for cfg in _configs_for_db_operation(): log.info("CREATE database %s, URI %r", follower_ident, cfg.db.url) create_db(cfg, cfg.db, follower_ident) def setup_config(db_url, options, file_config, follower_ident): # load the dialect, which should also have it set up its provision # hooks dialect = sa_url.make_url(db_url).get_dialect() dialect.load_provisioning() if follower_ident: db_url = follower_url_from_main(db_url, follower_ident) db_opts = {} update_db_opts(db_url, db_opts) eng = engines.testing_engine(db_url, db_opts) post_configure_engine(db_url, eng, follower_ident) eng.connect().close() cfg = config.Config.register(eng, db_opts, options, file_config) if follower_ident: configure_follower(cfg, follower_ident) return cfg def drop_follower_db(follower_ident): for cfg in _configs_for_db_operation(): log.info("DROP database %s, URI %r", follower_ident, cfg.db.url) drop_db(cfg, cfg.db, follower_ident) def _configs_for_db_operation(): hosts = set() for cfg in config.Config.all_configs(): cfg.db.dispose() for cfg in config.Config.all_configs(): url = cfg.db.url backend = url.get_backend_name() host_conf = (backend, url.username, url.host, url.database) if host_conf not in hosts: yield cfg hosts.add(host_conf) for cfg in config.Config.all_configs(): cfg.db.dispose() @register.init def create_db(cfg, eng, ident): """Dynamically create a database for testing. Used when a test run will employ multiple processes, e.g., when run via `tox` or `pytest -n4`. """ raise NotImplementedError("no DB creation routine for cfg: %s" % eng.url) @register.init def drop_db(cfg, eng, ident): """Drop a database that we dynamically created for testing.""" raise NotImplementedError("no DB drop routine for cfg: %s" % eng.url) @register.init def update_db_opts(db_url, db_opts): """Set database options (db_opts) for a test database that we created.""" pass @register.init def post_configure_engine(url, engine, follower_ident): """Perform extra steps after configuring an engine for testing. (For the internal dialects, currently only used by sqlite.) """ pass @register.init def follower_url_from_main(url, ident): """Create a connection URL for a dynamically-created test database. :param url: the connection URL specified when the test run was invoked :param ident: the pytest-xdist "worker identifier" to be used as the database name """ url = sa_url.make_url(url) url.database = ident return url @register.init def configure_follower(cfg, ident): """Create dialect-specific config settings for a follower database.""" pass @regist