def load_std_schema() -> s_schema.Schema:
std_dirs_hash = devmode.hash_dirs(CACHE_SRC_DIRS)
schema = None
if devmode.is_in_dev_mode():
schema = devmode.read_dev_mode_cache(
std_dirs_hash, 'transient-stdschema.pickle')
if schema is None:
schema = s_schema.Schema()
for modname in s_schema.STD_LIB:
schema = load_std_module(schema, modname)
if devmode.is_in_dev_mode():
devmode.write_dev_mode_cache(
schema, std_dirs_hash, 'transient-stdschema.pickle')
return schema
def _load_std_schema():
global _std_schema
if _std_schema is None:
std_dirs_hash = devmode.hash_dirs(s_std.CACHE_SRC_DIRS)
schema = None
if devmode.is_in_dev_mode():
schema = devmode.read_dev_mode_cache(
std_dirs_hash, 'transient-stdschema.pickle')
if schema is None:
schema = s_schema.Schema()
for modname in s_schema.STD_LIB + ('stdgraphql',):
schema = s_std.load_std_module(schema, modname)
if devmode.is_in_dev_mode():
devmode.write_dev_mode_cache(
schema, std_dirs_hash, 'transient-stdschema.pickle')
_std_schema = schema
return _std_schema
async def _init_stdlib(cluster, conn, testmode):
in_dev_mode = devmode.is_in_dev_mode()
cache_hit = False
sql_text = None
if in_dev_mode:
schema_cache = 'backend-stdschema.pickle'
script_cache = 'backend-stdinitsql.pickle'
testmode_flag = 'backend-stdtestmode.pickle'
src_hash = devmode.hash_dirs(CACHE_SRC_DIRS)
cached_testmode = devmode.read_dev_mode_cache(src_hash, testmode_flag)
if cached_testmode is not None and cached_testmode == testmode:
sql_text = devmode.read_dev_mode_cache(src_hash, script_cache)
if sql_text is not None:
schema = devmode.read_dev_mode_cache(src_hash, schema_cache)
if sql_text is None or schema is None:
schema, sql_text, new_types = await _make_stdlib(testmode)
else:
cache_hit = True
await _execute_ddl(conn, sql_text)
if not cache_hit:
typemap = await conn.fetch(
'''
SELECT id, backend_id FROM edgedb.type WHERE id = any($1::uuid[])
''', new_types)
for tid, backend_tid in typemap:
t = schema.get_by_id(tid)
schema = t.set_field_value(schema, 'backend_id', backend_tid)
if not cache_hit and in_dev_mode:
devmode.write_dev_mode_cache(schema, src_hash, schema_cache)
devmode.write_dev_mode_cache(sql_text, src_hash, script_cache)
devmode.write_dev_mode_cache(testmode, src_hash, testmode_flag)
await _store_static_bin_cache(
cluster,
'stdschema',
pickle.dumps(schema, protocol=pickle.HIGHEST_PROTOCOL),
)
await metaschema.generate_views(conn, schema)
await metaschema.generate_support_views(conn, schema)
return schema
async def _init_stdlib(cluster, conn, testmode):
data_dir = pathlib.Path(cluster.get_data_dir())
in_dev_mode = devmode.is_in_dev_mode()
cache_hit = False
sql_text = None
cluster_schema_cache = data_dir / 'stdschema.pickle'
if in_dev_mode:
schema_cache = 'backend-stdschema.pickle'
script_cache = 'backend-stdinitsql.pickle'
testmode_flag = 'backend-stdtestmode.pickle'
src_hash = devmode.hash_dirs(CACHE_SRC_DIRS)
cached_testmode = devmode.read_dev_mode_cache(src_hash, testmode_flag)
if cached_testmode is not None and cached_testmode == testmode:
sql_text = devmode.read_dev_mode_cache(src_hash, script_cache)
if sql_text is not None:
schema = devmode.read_dev_mode_cache(src_hash, schema_cache)
if sql_text is None or schema is None:
schema, sql_text = await _make_stdlib(testmode)
else:
cache_hit = True
await _execute_ddl(conn, sql_text)
if not cache_hit and in_dev_mode:
devmode.write_dev_mode_cache(schema, src_hash, schema_cache)
devmode.write_dev_mode_cache(sql_text, src_hash, script_cache)
devmode.write_dev_mode_cache(testmode, src_hash, testmode_flag)
with open(cluster_schema_cache, 'wb') as f:
pickle.dump(schema, file=f, protocol=pickle.HIGHEST_PROTOCOL)
await metaschema.generate_views(conn, schema)
await metaschema.generate_support_views(conn, schema)
return schema