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libnvme/nvme.i: raise exception when disconnect fails #1065

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Merged
igaw merged 1 commit into from
Sep 8, 2025
Merged

libnvme/nvme.i: raise exception when disconnect fails #1065

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28 changes: 27 additions & 1 deletion libnvme/nvme.i
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Original file line number Diff line number Diff line change
Expand Up @@ -132,6 +132,22 @@ PyObject *hostid_from_file();
}
}

%exception nvme_ctrl::disconnect {
connect_err = 0;
errno = 0;
$action /* $action sets connect_err to non-zero value on failure */
if (connect_err == 1) {
SWIG_exception(SWIG_AttributeError, "No controller connection");
} else if (connect_err) {
const char *errstr = nvme_errno_to_string(errno);
if (errstr) {
SWIG_exception(SWIG_RuntimeError, errstr);
} else {
SWIG_exception(SWIG_RuntimeError, "Disconnect failed");
}
}
}

%exception nvme_ctrl::discover {
discover_err = 0;
$action /* $action sets discover_err to non-zero value on failure */
Expand Down Expand Up @@ -807,9 +823,19 @@ struct nvme_ns {
nvme_rescan_ctrl($self);
}
void disconnect() {
int ret;
const char *dev;

dev = nvme_ctrl_get_name($self);
if (!dev) {
connect_err = 1;
return;
}
Py_BEGIN_ALLOW_THREADS /* Release Python GIL */
nvme_disconnect_ctrl($self);
ret = nvme_disconnect_ctrl($self);
Py_END_ALLOW_THREADS /* Reacquire Python GIL */
if (ret < 0)
connect_err = 2;
}

%feature("autodoc", "@return: True if controller supports explicit registration. False otherwise.") is_registration_supported;
Expand Down