python3: Fix crashes in snapshot()

This makes sure all PyObject structs are always initialized to NULL,
this will fix issues such as (issue #239).

Also add a snapshot/list/restore testcase to the python3 api test code.

Signed-off-by: Stéphane Graber <stgraber@ubuntu.com>
Acked-by: Serge E. Hallyn <serge.hallyn@ubuntu.com>
This commit is contained in:
Stéphane Graber 2014-06-09 12:02:02 -04:00
parent 0f84d97e6d
commit 4e31246a25
2 changed files with 13 additions and 4 deletions

View File

@ -180,6 +180,14 @@ assert(container.init_pid == -1)
assert(not container.running)
assert(container.state == "STOPPED")
## Snapshotting the container
print("Snapshotting the container")
assert(not container.snapshot_list())
assert(container.snapshot() == "snap0")
assert(len(container.snapshot_list()) == 1)
assert(container.snapshot_restore("snap0") is True)
assert(container.snapshot_destroy("snap0") is True)
## Cloning the container
print("Cloning the container as '%s'" % CLONE_NAME)
clone = container.clone(CLONE_NAME)

View File

@ -148,7 +148,7 @@ static lxc_attach_options_t *lxc_attach_parse_options(PyObject *kwds)
PyObject *stdout_obj = NULL;
PyObject *stderr_obj = NULL;
PyObject *initial_cwd_obj = NULL;
PyObject *dummy;
PyObject *dummy = NULL;
bool parse_result;
lxc_attach_options_t default_options = LXC_ATTACH_OPTIONS_DEFAULT;
@ -257,7 +257,7 @@ static PyObject *
LXC_arch_to_personality(PyObject *self, PyObject *arg)
{
long rv = -1;
PyObject *pystr;
PyObject *pystr = NULL;
char *str;
if (!PyUnicode_Check(arg)) {
@ -737,7 +737,8 @@ Container_create(Container *self, PyObject *args, PyObject *kwds)
char* template_name = NULL;
int flags = 0;
char** create_args = {NULL};
PyObject *retval = NULL, *vargs = NULL;
PyObject *retval = NULL;
PyObject *vargs = NULL;
int i = 0;
static char *kwlist[] = {"template", "flags", "args", NULL};
@ -1229,7 +1230,7 @@ Container_snapshot(Container *self, PyObject *args, PyObject *kwds)
int retval = 0;
int ret = 0;
char newname[20];
PyObject *py_comment_path;
PyObject *py_comment_path = NULL;
if (! PyArg_ParseTupleAndKeywords(args, kwds, "|O&", kwlist,
PyUnicode_FSConverter, &py_comment_path))