From defa5876ba388ba104baa287796f2f6ef5182800 Mon Sep 17 00:00:00 2001
From: Simo Sorce <simo@redhat.com>
Date: Wed, 5 Dec 2012 17:40:44 +0000
Subject: Hook for mmap cache update on initgroup calls

This set of functions enumerate the user's groups and invalidate them all
if the list does not matches what we get from the caller.
---
 src/responder/nss/nsssrv.c | 53 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)

(limited to 'src/responder/nss/nsssrv.c')

diff --git a/src/responder/nss/nsssrv.c b/src/responder/nss/nsssrv.c
index 94aada5ec..71f9a0bce 100644
--- a/src/responder/nss/nsssrv.c
+++ b/src/responder/nss/nsssrv.c
@@ -294,8 +294,61 @@ static int nss_update_memcache(DBusMessage *message,
     return EOK;
 }
 
+static int nss_memcache_initgr_check(DBusMessage *message,
+                                     struct sbus_connection *conn)
+{
+    struct resp_ctx *rctx = talloc_get_type(sbus_conn_get_private_data(conn),
+                                            struct resp_ctx);
+    struct nss_ctx *nctx = talloc_get_type(rctx->pvt_ctx, struct nss_ctx);
+    DBusError dbus_error;
+    dbus_bool_t dbret;
+    DBusMessage *reply;
+    char *user;
+    char *domain;
+    uint32_t *groups;
+    int gnum;
+
+    dbus_error_init(&dbus_error);
+
+    dbret = dbus_message_get_args(message, &dbus_error,
+                                  DBUS_TYPE_STRING, &user,
+                                  DBUS_TYPE_STRING, &domain,
+                                  DBUS_TYPE_ARRAY, DBUS_TYPE_UINT32,
+                                  &groups, &gnum,
+                                  DBUS_TYPE_INVALID);
+
+    if (!dbret) {
+        DEBUG(SSSDBG_CRIT_FAILURE, ("Failed, to parse message!\n"));
+        if (dbus_error_is_set(&dbus_error)) {
+            dbus_error_free(&dbus_error);
+        }
+        return EIO;
+    }
+
+    DEBUG(SSSDBG_TRACE_LIBS,
+          ("Got request for [%s@%s]\n", user, domain));
+
+    nss_update_initgr_memcache(nctx, user, domain, gnum, groups);
+
+    reply = dbus_message_new_method_return(message);
+    if (!reply) return ENOMEM;
+
+    dbret = dbus_message_append_args(reply, DBUS_TYPE_INVALID);
+    if (!dbret) {
+        dbus_message_unref(reply);
+        return EIO;
+    }
+
+    /* send reply back */
+    sbus_conn_send_reply(conn, reply);
+    dbus_message_unref(reply);
+
+    return EOK;
+}
+
 static struct sbus_method nss_dp_methods[] = {
     { DP_REV_METHOD_UPDATE_CACHE, nss_update_memcache },
+    { DP_REV_METHOD_INITGR_CHECK, nss_memcache_initgr_check },
     { NULL, NULL }
 };
 
-- 
cgit