*
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
*
- * Copyright (c) 2012, Intel Corporation.
+ * Copyright (c) 2012, 2014, Intel Corporation.
*
* Author: Eric Mei <ericm@clusterfs.com>
*/
#include <linux/hash.h>
#include <linux/mutex.h>
#include <linux/sunrpc/cache.h>
+#include <net/sock.h>
#include <obd.h>
#include <obd_class.h>
#include <obd_support.h>
#include <lustre/lustre_idl.h>
-#include <lustre_net.h>
#include <lustre_import.h>
+#include <lustre_net.h>
+#include <lustre_nodemap.h>
#include <lustre_sec.h>
#include "gss_err.h"
#endif
}
/****************************************
- * rsi cache *
+ * rpc sec init (rsi) cache *
****************************************/
#define RSI_HASHBITS (6)
struct cache_head h;
__u32 lustre_svc;
__u64 nid;
+ char nm_name[LUSTRE_NODEMAP_NAME_LENGTH + 1];
wait_queue_head_t waitq;
rawobj_t in_handle, in_token;
rawobj_t out_handle, out_token;
int major_status, minor_status;
};
+#ifdef HAVE_CACHE_HEAD_HLIST
+static struct hlist_head rsi_table[RSI_HASHMAX];
+#else
static struct cache_head *rsi_table[RSI_HASHMAX];
+#endif
static struct cache_detail rsi_cache;
static struct rsi *rsi_update(struct rsi *new, struct rsi *old);
static struct rsi *rsi_lookup(struct rsi *item);
rawobj_free(&rsi->out_token);
}
+/* See handle_channel_req() userspace for where the upcall data is read */
static void rsi_request(struct cache_detail *cd,
struct cache_head *h,
char **bpp, int *blen)
sizeof(rsi->lustre_svc));
qword_addhex(bpp, blen, (char *) &rsi->nid, sizeof(rsi->nid));
qword_addhex(bpp, blen, (char *) &index, sizeof(index));
+ qword_addhex(bpp, blen, (char *) rsi->nm_name,
+ strlen(rsi->nm_name) + 1);
qword_addhex(bpp, blen, rsi->in_handle.data, rsi->in_handle.len);
qword_addhex(bpp, blen, rsi->in_token.data, rsi->in_token.len);
(*bpp)[-1] = '\n';
new->lustre_svc = item->lustre_svc;
new->nid = item->nid;
+ memcpy(new->nm_name, item->nm_name, sizeof(item->nm_name));
init_waitqueue_head(&new->waitq);
}
{
struct rsi *rsi = container_of(ref, struct rsi, h.ref);
- LASSERT(rsi->h.next == NULL);
+#ifdef HAVE_CACHE_HEAD_HLIST
+ LASSERT(rsi->h.cache_list.next == NULL);
+#else
+ LASSERT(rsi->h.next == NULL);
+#endif
rsi_free(rsi);
OBD_FREE_PTR(rsi);
}
}
/****************************************
- * rsc cache *
+ * rpc sec context (rsc) cache *
****************************************/
#define RSC_HASHBITS (10)
struct gss_svc_ctx ctx;
};
+#ifdef HAVE_CACHE_HEAD_HLIST
+static struct hlist_head rsc_table[RSC_HASHMAX];
+#else
static struct cache_head *rsc_table[RSC_HASHMAX];
+#endif
static struct cache_detail rsc_cache;
static struct rsc *rsc_update(struct rsc *new, struct rsc *old);
static struct rsc *rsc_lookup(struct rsc *item);
{
struct rsc *rsci = container_of(ref, struct rsc, h.ref);
+#ifdef HAVE_CACHE_HEAD_HLIST
+ LASSERT(rsci->h.cache_list.next == NULL);
+#else
LASSERT(rsci->h.next == NULL);
+#endif
rsc_free(rsci);
OBD_FREE_PTR(rsci);
}
}
rsci.ctx.gsc_remote = (tmp_int != 0);
- /* root user flag */
- rv = get_int(&mesg, &tmp_int);
- if (rv) {
- CERROR("fail to get oss user flag\n");
- goto out;
- }
- rsci.ctx.gsc_usr_root = (tmp_int != 0);
+ /* root user flag */
+ rv = get_int(&mesg, &tmp_int);
+ if (rv) {
+ CERROR("fail to get root user flag\n");
+ goto out;
+ }
+ rsci.ctx.gsc_usr_root = (tmp_int != 0);
/* mds user flag */
rv = get_int(&mesg, &tmp_int);
static void rsc_flush(rsc_entry_match *match, long data)
{
- struct cache_head **ch;
+#ifdef HAVE_CACHE_HEAD_HLIST
+ struct cache_head *ch = NULL;
+ struct hlist_head *head;
+#else
+ struct cache_head **ch;
+#endif
struct rsc *rscp;
int n;
ENTRY;
write_lock(&rsc_cache.hash_lock);
for (n = 0; n < RSC_HASHMAX; n++) {
- for (ch = &rsc_cache.hash_table[n]; *ch;) {
- rscp = container_of(*ch, struct rsc, h);
+#ifdef HAVE_CACHE_HEAD_HLIST
+ head = &rsc_cache.hash_table[n];
+ hlist_for_each_entry(ch, head, cache_list) {
+ rscp = container_of(ch, struct rsc, h);
+#else
+ for (ch = &rsc_cache.hash_table[n]; *ch;) {
+ rscp = container_of(*ch, struct rsc, h);
+#endif
if (!match(rscp, data)) {
- ch = &((*ch)->next);
+#ifndef HAVE_CACHE_HEAD_HLIST
+ ch = &((*ch)->next);
+#endif
continue;
}
/* it seems simply set NEGATIVE doesn't work */
- *ch = (*ch)->next;
- rscp->h.next = NULL;
+#ifdef HAVE_CACHE_HEAD_HLIST
+ hlist_del_init(&ch->cache_list);
+#else
+ *ch = (*ch)->next;
+ rscp->h.next = NULL;
+#endif
cache_get(&rscp->h);
set_bit(CACHE_NEGATIVE, &rscp->h.flags);
COMPAT_RSC_PUT(&rscp->h, &rsc_cache);
{
rsc_flush_target(target);
}
-EXPORT_SYMBOL(gss_secsvc_flush);
static struct rsc *gss_svc_searchbyctx(rawobj_t *handle)
{
int rc = SECSVC_DROP;
ENTRY;
- memset(&rsikey, 0, sizeof(rsikey));
- rsikey.lustre_svc = lustre_svc;
- rsikey.nid = (__u64) req->rq_peer.nid;
+ memset(&rsikey, 0, sizeof(rsikey));
+ rsikey.lustre_svc = lustre_svc;
+ rsikey.nid = (__u64) req->rq_peer.nid;
+ nodemap_test_nid(req->rq_peer.nid, rsikey.nm_name,
+ sizeof(rsikey.nm_name));
/* duplicate context handle. for INIT it always 0 */
if (rawobj_dup(&rsikey.in_handle, &gw->gw_handle)) {
cache_get(&rsip->h); /* take an extra ref */
init_waitqueue_head(&rsip->waitq);
- init_waitqueue_entry_current(&wait);
+ init_waitqueue_entry(&wait, current);
add_wait_queue(&rsip->waitq, &wait);
cache_check:
if (!rsci) {
CERROR("authentication failed\n");
- if (!gss_pack_err_notify(req, GSS_S_FAILURE, 0))
- rc = SECSVC_COMPLETE;
+ /* gss mechanism returned major and minor code so we return
+ * those in error message */
+ if (!gss_pack_err_notify(req, rsip->major_status,
+ rsip->minor_status))
+ rc = SECSVC_COMPLETE;
GOTO(out, rc);
} else {
rc = SECSVC_OK;
out:
- /* it looks like here we should put rsip also, but this mess up
- * with NFS cache mgmt code... FIXME */
-#if 0
- if (rsip)
- rsi_put(&rsip->h, &rsi_cache);
-#endif
-
- if (rsci) {
- /* if anything went wrong, we don't keep the context too */
- if (rc != SECSVC_OK)
+ /* it looks like here we should put rsip also, but this mess up
+ * with NFS cache mgmt code... FIXME
+ * something like:
+ * if (rsip)
+ * rsi_put(&rsip->h, &rsi_cache); */
+
+ if (rsci) {
+ /* if anything went wrong, we don't keep the context too */
+ if (rc != SECSVC_OK)
set_bit(CACHE_NEGATIVE, &rsci->h.flags);
- else
- CDEBUG(D_SEC, "create rsc with idx "LPX64"\n",
- gss_handle_to_u64(&rsci->handle));
+ else
+ CDEBUG(D_SEC, "create rsc with idx "LPX64"\n",
+ gss_handle_to_u64(&rsci->handle));
- COMPAT_RSC_PUT(&rsci->h, &rsc_cache);
- }
- RETURN(rc);
+ COMPAT_RSC_PUT(&rsci->h, &rsc_cache);
+ }
+ RETURN(rc);
}
struct gss_svc_ctx *gss_svc_upcall_get_ctx(struct ptlrpc_request *req,