sudo/sudo-1.8.8-sssdfixes.patch

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diff -up sudo-1.8.8/plugins/sudoers/sssd.c.sssdfixes sudo-1.8.8/plugins/sudoers/sssd.c
--- sudo-1.8.8/plugins/sudoers/sssd.c.sssdfixes 2013-09-30 23:18:49.641913457 +0200
+++ sudo-1.8.8/plugins/sudoers/sssd.c 2013-09-30 23:25:54.819376696 +0200
@@ -534,30 +534,31 @@ sudo_sss_check_runas_group(struct sudo_s
* Walk through search results and return true if we have a runas match,
* else false. RunAs info is optional.
*/
-static int
+static bool
sudo_sss_check_runas(struct sudo_sss_handle *handle, struct sss_sudo_rule *rule)
{
- int ret;
+ bool ret;
debug_decl(sudo_sss_check_runas, SUDO_DEBUG_SSSD);
if (rule == NULL)
- debug_return_int(false);
+ debug_return_bool(false);
ret = sudo_sss_check_runas_user(handle, rule) != false &&
sudo_sss_check_runas_group(handle, rule) != false;
- debug_return_int(ret);
+ debug_return_bool(ret);
}
-static int
+static bool
sudo_sss_check_host(struct sudo_sss_handle *handle, struct sss_sudo_rule *rule)
{
char **val_array, *val;
- int ret = false, i;
+ bool ret = false;
+ int i;
debug_decl(sudo_sss_check_host, SUDO_DEBUG_SSSD);
if (rule == NULL)
- debug_return_int(ret);
+ debug_return_bool(ret);
/* get the values from the rule */
switch (handle->fn_get_values(rule, "sudoHost", &val_array))
@@ -566,10 +567,10 @@ sudo_sss_check_host(struct sudo_sss_hand
break;
case ENOENT:
sudo_debug_printf(SUDO_DEBUG_INFO, "No result.");
- debug_return_int(false);
+ debug_return_bool(false);
default:
sudo_debug_printf(SUDO_DEBUG_INFO, "handle->fn_get_values(sudoHost): != 0");
- debug_return_int(ret);
+ debug_return_bool(ret);
}
/* walk through values */
@@ -589,7 +590,52 @@ sudo_sss_check_host(struct sudo_sss_hand
handle->fn_free_values(val_array);
- debug_return_int(ret);
+ debug_return_bool(ret);
+}
+
+/*
+ * Look for netgroup specifcations in the sudoUser attribute and
+ * if found, filter according to netgroup membership.
+ * returns:
+ * true -> netgroup spec found && negroup member
+ * false -> netgroup spec found && not a meber of netgroup
+ * true -> netgroup spec not found (filtered by SSSD already, netgroups are an exception)
+ */
+bool sudo_sss_filter_user_netgroup(struct sudo_sss_handle *handle, struct sss_sudo_rule *rule)
+{
+ bool ret = false, netgroup_spec_found = false;
+ char **val_array, *val;
+ int i;
+ debug_decl(sudo_sss_check_user_netgroup, SUDO_DEBUG_SSSD);
+
+ if (!handle || !rule)
+ debug_return_bool(ret);
+
+ switch (handle->fn_get_values(rule, "sudoUser", &val_array)) {
+ case 0:
+ break;
+ case ENOENT:
+ sudo_debug_printf(SUDO_DEBUG_INFO, "No result.");
+ debug_return_bool(ret);
+ default:
+ sudo_debug_printf(SUDO_DEBUG_INFO, "handle->fn_get_values(sudoUser): != 0");
+ debug_return_bool(ret);
+ }
+
+ for (i = 0; val_array[i] != NULL && !ret; ++i) {
+ val = val_array[i];
+ if (*val == '+') {
+ netgroup_spec_found = true;
+ }
+ sudo_debug_printf(SUDO_DEBUG_DEBUG, "val[%d]=%s", i, val);
+ if (strcmp(val, "ALL") == 0 || netgr_matches(val, NULL, NULL, user_name)) {
+ ret = true;
+ sudo_debug_printf(SUDO_DEBUG_DIAG,
+ "sssd/ldap sudoUser '%s' ... MATCH! (%s)", val, user_name);
+ }
+ }
+ handle->fn_free_values(val_array);
+ debug_return_bool(netgroup_spec_found ? ret : true);
}
static int
@@ -599,7 +645,8 @@ sudo_sss_result_filterp(struct sudo_sss_
(void)unused;
debug_decl(sudo_sss_result_filterp, SUDO_DEBUG_SSSD);
- if (sudo_sss_check_host(handle, rule))
+ if (sudo_sss_check_host(handle, rule) &&
+ sudo_sss_filter_user_netgroup(handle, rule))
debug_return_int(1);
else
debug_return_int(0);