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13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
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27 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
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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 <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 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_seq_vars sptlrpc_lprocfs_vars[] = {
173 { .name = "encrypt_page_pools",
174 .fops = &sptlrpc_proc_enc_pool_fops },
178 int sptlrpc_lproc_init(void)
182 LASSERT(sptlrpc_proc_root == NULL);
184 sptlrpc_proc_root = lprocfs_seq_register("sptlrpc", proc_lustre_root,
185 sptlrpc_lprocfs_vars, NULL);
186 if (IS_ERR(sptlrpc_proc_root)) {
187 rc = PTR_ERR(sptlrpc_proc_root);
188 sptlrpc_proc_root = NULL;
194 void sptlrpc_lproc_fini(void)
196 if (sptlrpc_proc_root) {
197 lprocfs_remove(&sptlrpc_proc_root);
198 sptlrpc_proc_root = NULL;