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Use a separate connection instance for each pid, since |
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it is not safe to use a connection created in a parent |
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process. |
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|
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See: https://www.sqlite.org/howtocorrupt.html |
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Bug: https://bugs.gentoo.org/736334 |
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Signed-off-by: Zac Medico <zmedico@g.o> |
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--- |
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lib/portage/cache/sqlite.py | 9 +++++---- |
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lib/portage/tests/dbapi/test_auxdb.py | 13 +++++++++++-- |
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2 files changed, 16 insertions(+), 6 deletions(-) |
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|
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diff --git a/lib/portage/cache/sqlite.py b/lib/portage/cache/sqlite.py |
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index 0395dd516..36a4f049e 100644 |
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--- a/lib/portage/cache/sqlite.py |
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+++ b/lib/portage/cache/sqlite.py |
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@@ -4,6 +4,7 @@ |
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import collections |
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import re |
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|
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+import portage |
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from portage.cache import fs_template |
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from portage.cache import cache_errors |
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from portage import os |
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@@ -25,7 +26,7 @@ class database(fs_template.FsBased): |
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cache_bytes = 1024 * 1024 * 10 |
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|
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_connection_info_entry = collections.namedtuple('_connection_info_entry', |
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- ('connection', 'cursor')) |
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+ ('connection', 'cursor', 'pid')) |
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|
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def __init__(self, *args, **config): |
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super(database, self).__init__(*args, **config) |
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@@ -71,13 +72,13 @@ class database(fs_template.FsBased): |
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|
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@property |
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def _db_cursor(self): |
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- if self._db_connection_info is None: |
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+ if self._db_connection_info is None or self._db_connection_info.pid != portage.getpid(): |
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self._db_init_connection() |
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return self._db_connection_info.cursor |
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|
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@property |
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def _db_connection(self): |
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- if self._db_connection_info is None: |
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+ if self._db_connection_info is None or self._db_connection_info.pid != portage.getpid(): |
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self._db_init_connection() |
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return self._db_connection_info.connection |
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|
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@@ -94,7 +95,7 @@ class database(fs_template.FsBased): |
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connection = self._db_module.connect( |
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database=_unicode_decode(self._dbpath), **connection_kwargs) |
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cursor = connection.cursor() |
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- self._db_connection_info = self._connection_info_entry(connection, cursor) |
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+ self._db_connection_info = self._connection_info_entry(connection, cursor, portage.getpid()) |
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self._db_cursor.execute("PRAGMA encoding = %s" % self._db_escape_string("UTF-8")) |
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if not self.readonly and not self._ensure_access(self._dbpath): |
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raise cache_errors.InitializationError(self.__class__, "can't ensure perms on %s" % self._dbpath) |
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diff --git a/lib/portage/tests/dbapi/test_auxdb.py b/lib/portage/tests/dbapi/test_auxdb.py |
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index 5c79357d7..7865c3564 100644 |
61 |
--- a/lib/portage/tests/dbapi/test_auxdb.py |
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+++ b/lib/portage/tests/dbapi/test_auxdb.py |
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@@ -4,7 +4,8 @@ |
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from portage.tests import TestCase |
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from portage.tests.resolver.ResolverPlayground import ResolverPlayground |
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from portage.util.futures import asyncio |
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-from portage.util.futures.compat_coroutine import coroutine |
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+from portage.util.futures.compat_coroutine import coroutine, coroutine_return |
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+from portage.util.futures.executor.fork import ForkExecutor |
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|
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|
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class AuxdbTestCase(TestCase): |
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@@ -61,8 +62,14 @@ class AuxdbTestCase(TestCase): |
74 |
|
75 |
portdb = playground.trees[playground.eroot]["porttree"].dbapi |
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|
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+ def test_func(): |
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+ return asyncio._wrap_loop().run_until_complete(self._test_mod_async( |
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+ ebuilds, ebuild_inherited, eclass_defined_phases, eclass_depend, portdb)) |
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+ |
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+ self.assertTrue(test_func()) |
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+ |
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loop = asyncio._wrap_loop() |
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- loop.run_until_complete(self._test_mod_async(ebuilds, ebuild_inherited, eclass_defined_phases, eclass_depend, portdb)) |
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+ self.assertTrue(loop.run_until_complete(loop.run_in_executor(ForkExecutor(), test_func))) |
86 |
|
87 |
@coroutine |
88 |
def _test_mod_async(self, ebuilds, ebuild_inherited, eclass_defined_phases, eclass_depend, portdb): |
89 |
@@ -73,3 +80,5 @@ class AuxdbTestCase(TestCase): |
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self.assertEqual(depend, eclass_depend) |
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self.assertEqual(eapi, metadata['EAPI']) |
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self.assertEqual(frozenset(inherited.split()), ebuild_inherited) |
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+ |
94 |
+ coroutine_return(True) |
95 |
-- |
96 |
2.25.3 |