4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
20 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
21 * CA 95054 USA or visit www.sun.com if you need additional information or
27 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
28 * Use is subject to license terms.
31 * This file is part of Lustre, http://www.lustre.org/
32 * Lustre is a trademark of Sun Microsystems, Inc.
34 * lustre/ptlrpc/sec_lproc.c
36 * Author: Eric Mei <ericm@clusterfs.com>
39 #define DEBUG_SUBSYSTEM S_SEC
41 #include "../../include/linux/libcfs/libcfs.h"
42 #include <linux/crypto.h>
45 #include <obd_class.h>
46 #include <obd_support.h>
47 #include <lustre_net.h>
48 #include <lustre_import.h>
49 #include <lustre_dlm.h>
50 #include <lustre_sec.h>
52 #include "ptlrpc_internal.h"
55 struct proc_dir_entry
*sptlrpc_proc_root
= NULL
;
56 EXPORT_SYMBOL(sptlrpc_proc_root
);
58 static char *sec_flags2str(unsigned long flags
, char *buf
, int bufsize
)
62 if (flags
& PTLRPC_SEC_FL_REVERSE
)
63 strlcat(buf
, "reverse,", bufsize
);
64 if (flags
& PTLRPC_SEC_FL_ROOTONLY
)
65 strlcat(buf
, "rootonly,", bufsize
);
66 if (flags
& PTLRPC_SEC_FL_UDESC
)
67 strlcat(buf
, "udesc,", bufsize
);
68 if (flags
& PTLRPC_SEC_FL_BULK
)
69 strlcat(buf
, "bulk,", bufsize
);
71 strlcat(buf
, "-,", bufsize
);
76 static int sptlrpc_info_lprocfs_seq_show(struct seq_file
*seq
, void *v
)
78 struct obd_device
*dev
= seq
->private;
79 struct client_obd
*cli
= &dev
->u
.cli
;
80 struct ptlrpc_sec
*sec
= NULL
;
83 LASSERT(strcmp(dev
->obd_type
->typ_name
, LUSTRE_OSC_NAME
) == 0 ||
84 strcmp(dev
->obd_type
->typ_name
, LUSTRE_MDC_NAME
) == 0 ||
85 strcmp(dev
->obd_type
->typ_name
, LUSTRE_MGC_NAME
) == 0);
88 sec
= sptlrpc_import_sec_ref(cli
->cl_import
);
92 sec_flags2str(sec
->ps_flvr
.sf_flags
, str
, sizeof(str
));
94 seq_printf(seq
, "rpc flavor: %s\n",
95 sptlrpc_flavor2name_base(sec
->ps_flvr
.sf_rpc
));
96 seq_printf(seq
, "bulk flavor: %s\n",
97 sptlrpc_flavor2name_bulk(&sec
->ps_flvr
, str
, sizeof(str
)));
98 seq_printf(seq
, "flags: %s\n",
99 sec_flags2str(sec
->ps_flvr
.sf_flags
, str
, sizeof(str
)));
100 seq_printf(seq
, "id: %d\n", sec
->ps_id
);
101 seq_printf(seq
, "refcount: %d\n",
102 atomic_read(&sec
->ps_refcount
));
103 seq_printf(seq
, "nctx: %d\n", atomic_read(&sec
->ps_nctx
));
104 seq_printf(seq
, "gc internal %ld\n", sec
->ps_gc_interval
);
105 seq_printf(seq
, "gc next %ld\n",
106 sec
->ps_gc_interval
?
107 sec
->ps_gc_next
- cfs_time_current_sec() : 0);
109 sptlrpc_sec_put(sec
);
113 LPROC_SEQ_FOPS_RO(sptlrpc_info_lprocfs
);
115 static int sptlrpc_ctxs_lprocfs_seq_show(struct seq_file
*seq
, void *v
)
117 struct obd_device
*dev
= seq
->private;
118 struct client_obd
*cli
= &dev
->u
.cli
;
119 struct ptlrpc_sec
*sec
= NULL
;
121 LASSERT(strcmp(dev
->obd_type
->typ_name
, LUSTRE_OSC_NAME
) == 0 ||
122 strcmp(dev
->obd_type
->typ_name
, LUSTRE_MDC_NAME
) == 0 ||
123 strcmp(dev
->obd_type
->typ_name
, LUSTRE_MGC_NAME
) == 0);
126 sec
= sptlrpc_import_sec_ref(cli
->cl_import
);
130 if (sec
->ps_policy
->sp_cops
->display
)
131 sec
->ps_policy
->sp_cops
->display(sec
, seq
);
133 sptlrpc_sec_put(sec
);
137 LPROC_SEQ_FOPS_RO(sptlrpc_ctxs_lprocfs
);
139 int sptlrpc_lprocfs_cliobd_attach(struct obd_device
*dev
)
143 if (strcmp(dev
->obd_type
->typ_name
, LUSTRE_OSC_NAME
) != 0 &&
144 strcmp(dev
->obd_type
->typ_name
, LUSTRE_MDC_NAME
) != 0 &&
145 strcmp(dev
->obd_type
->typ_name
, LUSTRE_MGC_NAME
) != 0) {
146 CERROR("can't register lproc for obd type %s\n",
147 dev
->obd_type
->typ_name
);
151 rc
= lprocfs_obd_seq_create(dev
, "srpc_info", 0444,
152 &sptlrpc_info_lprocfs_fops
, dev
);
154 CERROR("create proc entry srpc_info for %s: %d\n",
159 rc
= lprocfs_obd_seq_create(dev
, "srpc_contexts", 0444,
160 &sptlrpc_ctxs_lprocfs_fops
, dev
);
162 CERROR("create proc entry srpc_contexts for %s: %d\n",
169 EXPORT_SYMBOL(sptlrpc_lprocfs_cliobd_attach
);
171 LPROC_SEQ_FOPS_RO(sptlrpc_proc_enc_pool
);
172 static struct lprocfs_vars sptlrpc_lprocfs_vars
[] = {
173 { "encrypt_page_pools", &sptlrpc_proc_enc_pool_fops
},
177 int sptlrpc_lproc_init(void)
181 LASSERT(sptlrpc_proc_root
== NULL
);
183 sptlrpc_proc_root
= lprocfs_register("sptlrpc", proc_lustre_root
,
184 sptlrpc_lprocfs_vars
, NULL
);
185 if (IS_ERR(sptlrpc_proc_root
)) {
186 rc
= PTR_ERR(sptlrpc_proc_root
);
187 sptlrpc_proc_root
= NULL
;
193 void sptlrpc_lproc_fini(void)
195 if (sptlrpc_proc_root
) {
196 lprocfs_remove(&sptlrpc_proc_root
);
197 sptlrpc_proc_root
= NULL
;