DandelionNStuff/pymilter
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Support callback exception policy

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This commit is contained in:
Stuart Gathman
2005-07-15 22:18:17 +00:00
parent 23485978fc
commit f749b6f2cd
1 changed files with 38 additions and 3 deletions
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miltermodule.c
+36 -1
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@@ -34,6 +34,9 @@ $ python setup.py help
libraries=["milter","smutil","resolv"]
* $Log$
* Revision 1.5 2005/06/24 04:20:07 customdesigned
* Report context allocation error.
*
* Revision 1.4 2005/06/24 04:12:43 customdesigned
* Remove unused name argument to generic wrappers.
*
@@ -343,7 +346,8 @@ CHGHDRS - filter may change/delete headers";
static PyObject *
milter_set_flags(PyObject *self, PyObject *args) {
if (!PyArg_ParseTuple(args, "i", &description.xxfi_flags)) return NULL;
if (!PyArg_ParseTuple(args, "i:set_flags", &description.xxfi_flags))
return NULL;
Py_INCREF(Py_None);
return Py_None;
}
@@ -509,6 +513,28 @@ milter_set_close_callback(PyObject *self, PyObject *args) {
return generic_set_callback(args, "O:set_close_callback", &close_callback);
}
static int exception_policy = SMFIS_TEMPFAIL;
static char milter_set_exception_policy__doc__[] =
"set_exception_policy(i) -> None\n\
Sets the policy for untrapped Python exceptions during a callback.\n\
Must be one of TEMPFAIL,REJECT,CONTINUE";
static PyObject *
milter_set_exception_policy(PyObject *self, PyObject *args) {
int i;
if (!PyArg_ParseTuple(args, "i:set_exception_policy", &i))
return NULL;
switch (i) {
case SMFIS_REJECT: case SMFIS_TEMPFAIL: case SMFIS_CONTINUE:
exception_policy = i;
Py_INCREF(Py_None);
return Py_None;
}
PyErr_SetString(MilterError,"invalid exception policy");
return NULL;
}
/** Report and clear any python exception before returning to libmilter.
The interpreter is locked when we are called, and we unlock it. */
static int _report_exception(milter_ContextObject *self) {
@@ -516,9 +542,16 @@ static int _report_exception(milter_ContextObject *self) {
PyErr_Print();
PyErr_Clear(); /* must clear since not returning to python */
PyEval_ReleaseThread(self->t);
switch (exception_policy) {
case SMFIS_REJECT:
smfi_setreply(self->ctx, "554", "5.3.0", "Filter failure");
return SMFIS_REJECT;
case SMFIS_TEMPFAIL:
smfi_setreply(self->ctx, "451", "4.3.0", "Filter failure");
return SMFIS_TEMPFAIL;
}
return SMFIS_CONTINUE;
}
PyEval_ReleaseThread(self->t);
return SMFIS_CONTINUE;
}
@@ -1180,6 +1213,8 @@ static PyMethodDef milter_methods[] = {
{ "set_eom_callback", milter_set_eom_callback, METH_VARARGS, milter_set_eom_callback__doc__},
{ "set_abort_callback", milter_set_abort_callback, METH_VARARGS, milter_set_abort_callback__doc__},
{ "set_close_callback", milter_set_close_callback, METH_VARARGS, milter_set_close_callback__doc__},
{ "set_exception_policy", milter_set_exception_policy,METH_VARARGS, milter_set_exception_policy__doc__},
{ "register", milter_register, METH_VARARGS, milter_register__doc__},
{ "register", milter_register, METH_VARARGS, milter_register__doc__},
{ "main", milter_main, METH_VARARGS, milter_main__doc__},
{ "setdbg", milter_setdbg, METH_VARARGS, milter_setdbg__doc__},