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gh-108083: Don't ignore exceptions in sqlite3.Connection.__init__() and .close() #108084

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Merged
erlend-aasland merged 13 commits into from
Aug 18, 2023
Merged

gh-108083: Don't ignore exceptions in sqlite3.Connection.__init__() and .close() #108084

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0956795
gh-108083: Don't ignore exceptions in sqlite3.Connection.__init__() a…
erlend-aasland Aug 17, 2023
a5f6454
Cast
erlend-aasland Aug 17, 2023
367f192
Pull in main
erlend-aasland Aug 17, 2023
7b3d032
Address review: let connection_close() return a value and the caller …
erlend-aasland Aug 17, 2023
379e64e
Don't log unraisable exceptions in case of interp shutdown
erlend-aasland Aug 17, 2023
3905a88
Pull in main
erlend-aasland Aug 18, 2023
b2d49f3
Assert pre/post state in remove_callbacks()
erlend-aasland Aug 18, 2023
0d4eb8b
Make sure we're not initialized if reinit fails
erlend-aasland Aug 18, 2023
863f5b7
Try to close the database even if ROLLBACK fails
erlend-aasland Aug 18, 2023
ef5418a
Add comment
erlend-aasland Aug 18, 2023
b1b6d24
Pull in main
erlend-aasland Aug 18, 2023
5d308aa
Reduce indent
erlend-aasland Aug 18, 2023
8d57138
Also assert usage after set authorizer
erlend-aasland Aug 18, 2023
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gh-108083: Don't ignore exceptions in sqlite3.Connection.__init__() a… 
…nd .close()

Always check the return value of connection_exec_stmt()
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@erlend-aasland
erlend-aasland committed Aug 17, 2023
commit 09567958c2cf031c3cd1614e04e1467c809d8cb0
3 changes: 3 additions & 0 deletions Misc/NEWS.d/next/Library/2023-08-17-12-59-35.gh-issue-108083.9J7UcT.rst
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Original file line number Diff line number Diff line change
@@ -0,0 +1,3 @@
Fix bugs in the constructor of :mod:`sqlite3.Connection` and
:meth:`sqlite3.Connection.close` where exceptions could be leaked. Patch by
Erlend E. Aasland.
8 changes: 6 additions & 2 deletions Modules/_sqlite/connection.c
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Original file line number Diff line number Diff line change
Expand Up @@ -334,7 +334,9 @@ pysqlite_connection_init_impl(pysqlite_Connection *self, PyObject *database,
self->initialized = 1;

if (autocommit == AUTOCOMMIT_DISABLED) {
(void)connection_exec_stmt(self, "BEGIN");
if (connection_exec_stmt(self, "BEGIN") < 0) {
return -1;
}
}
return 0;

Expand Down Expand Up @@ -449,7 +451,9 @@ connection_close(pysqlite_Connection *self)
if (_Py_IsInterpreterFinalizing(PyInterpreterState_Get())) {
remove_callbacks(self->db);
}
(void)connection_exec_stmt(self, "ROLLBACK");
if (connection_exec_stmt(self, "ROLLBACK") < 0) {
PyErr_WriteUnraisable(self);
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}
}

free_callback_contexts(self);
Expand Down