nfs: Add RPCv2 service

Signed-off-by: Shehjar Tikoo <shehjart@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>

BUG: 399 (NFS translator with Mount v3 and NFS v3 support)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=399

1 files changed, 91 insertions, 0 deletions

diff --git a/xlators/nfs/lib/src/auth-unix.c b/xlators/nfs/lib/src/auth-unix.c
new file mode 100644
index 00000000000..0eaf0686654
--- /dev/null
+++ b/xlators/nfs/lib/src/auth-unix.c
@@ -0,0 +1,91 @@
+/*
+  Copyright (c) 2010 Gluster, Inc. <http://www.gluster.com>
+  This file is part of GlusterFS.
+
+  GlusterFS is free software; you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published
+  by the Free Software Foundation; either version 3 of the License,
+  or (at your option) any later version.
+
+  GlusterFS is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see
+  <http://www.gnu.org/licenses/>.
+*/
+
+
+
+#ifndef _CONFIG_H
+#define _CONFIG_H
+#include "config.h"
+#endif
+
+#include "rpcsvc.h"
+#include "list.h"
+#include "dict.h"
+#include "xdr-rpc.h"
+
+
+int
+auth_unix_request_init (rpcsvc_request_t *req, void *priv)
+{
+        if (!req)
+                return -1;
+        memset (req->verf.authdata, 0, RPCSVC_MAX_AUTH_BYTES);
+        req->verf.datalen = 0;
+        req->verf.flavour = AUTH_NULL;
+
+        return 0;
+}
+
+int auth_unix_authenticate (rpcsvc_request_t *req, void *priv)
+{
+        int                     ret = RPCSVC_AUTH_REJECT;
+        struct authunix_parms   aup;
+        char                    machname[MAX_MACHINE_NAME];
+
+        if (!req)
+                return ret;
+
+        ret = xdr_to_auth_unix_cred (req->cred.authdata, req->cred.datalen,
+                                     &aup, machname, req->auxgids);
+        if (ret == -1) {
+                ret = RPCSVC_AUTH_REJECT;
+                goto err;
+        }
+
+        req->uid = aup.aup_uid;
+        req->gid = aup.aup_gid;
+        req->auxgidcount = aup.aup_len;
+
+        gf_log (GF_RPCSVC, GF_LOG_TRACE, "Auth Info: machine name: %s, uid: %d"
+                ", gid: %d", machname, req->uid, req->gid);
+        ret = RPCSVC_AUTH_ACCEPT;
+err:
+        return ret;
+}
+
+rpcsvc_auth_ops_t auth_unix_ops = {
+        .conn_init              = NULL,
+        .request_init           = auth_unix_request_init,
+        .authenticate           = auth_unix_authenticate
+};
+
+rpcsvc_auth_t rpcsvc_auth_unix = {
+        .authname       = "AUTH_UNIX",
+        .authnum        = AUTH_UNIX,
+        .authops        = &auth_unix_ops,
+        .authprivate    = NULL
+};
+
+
+rpcsvc_auth_t *
+rpcsvc_auth_unix_init (rpcsvc_t *svc, dict_t *options)
+{
+        return &rpcsvc_auth_unix;
+}
+