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authorAlexander Bokovoy <abokovoy@redhat.com>2013-07-19 16:22:50 +0300
committerJakub Hrozek <jhrozek@redhat.com>2013-07-22 13:36:27 +0200
commit758ce3f01b4ed73c3bc35cd7039fac26fdf16386 (patch)
treeac8e9e260e5d15a9aae021c7dc0b1a08c314e0a3 /src
parent4b60fd691cc04455810d15da4f7f4044b92b07b3 (diff)
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pysss: add pysss.getgrouplist(username)
getgrouplist(3) call is missing from Python older than Python 3.3 Introduce supplementary binding to provide getgrouplist as part of pysss interface. Since getgrouplist() can be run against any domain, place it at top module rather than pysss.local namespace. pysss.getgrouplist(username) -> tuple(group list as strings)
Diffstat (limited to 'src')
-rw-r--r--src/python/pysss.c59
1 files changed, 59 insertions, 0 deletions
diff --git a/src/python/pysss.c b/src/python/pysss.c
index 95cf781d..6ae9a252 100644
--- a/src/python/pysss.c
+++ b/src/python/pysss.c
@@ -746,6 +746,64 @@ fail:
return NULL;
}
+/*
+ * Get list of groups user belongs to
+ */
+PyDoc_STRVAR(py_sss_getgrouplist__doc__,
+ "Get list of groups user belongs to.\n\n"
+ "NOTE: The interface uses the system NSS calls and is not limited to "
+ "users served by the SSSD!\n"
+ ":param username: name of user to get list for\n");
+
+static PyObject *py_sss_getgrouplist(PyObject *self, PyObject *args)
+{
+ char *username = NULL;
+ gid_t *groups = NULL;
+ struct passwd *pw;
+ struct group *gr;
+ int ngroups;
+ int ret;
+ Py_ssize_t i;
+ PyObject *groups_tuple;
+
+ if(!PyArg_ParseTuple(args, discard_const_p(char, "s"), &username)) {
+ goto fail;
+ }
+
+ pw = getpwnam(username);
+ if (pw == NULL) {
+ goto fail;
+ }
+
+ ngroups = 32;
+ groups = malloc(sizeof(gid_t) * ngroups);
+ if (groups == NULL) {
+ goto fail;
+ }
+
+ do {
+ ret = getgrouplist(username, pw->pw_gid, groups, &ngroups);
+ if (ret < ngroups) {
+ groups = realloc(groups, ngroups * sizeof(gid_t));
+ }
+ } while (ret != ngroups);
+
+ groups_tuple = PyTuple_New((Py_ssize_t) ngroups);
+ if (groups_tuple == NULL) {
+ goto fail;
+ }
+
+ for (i = 0; i < ngroups; i++) {
+ gr = getgrgid(groups[i]);
+ PyTuple_SetItem(groups_tuple, i, PyString_FromString(gr->gr_name));
+ }
+
+ return groups_tuple;
+
+fail:
+ free(groups);
+ return NULL;
+}
/*** python plumbing begins here ***/
@@ -1038,6 +1096,7 @@ static PyTypeObject pysss_password_type = {
* Module methods
*/
static PyMethodDef module_methods[] = {
+ {"getgrouplist", py_sss_getgrouplist, METH_VARARGS, py_sss_getgrouplist__doc__},
{NULL, NULL, 0, NULL} /* Sentinel */
};