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authorTrond Myklebust <trond.myklebust@hammerspace.com>2025-10-18 20:10:35 -0400
committerAnna Schumaker <anna.schumaker@oracle.com>2025-11-10 10:32:28 -0500
commit8ab523ce78d4ca13add6b4ecbacff0f84c274603 (patch)
tree2ca5b0058466233c7e996be9d45af10f37d21a36
parent28e19737e1570c7c71890547c2e43c3e0da79df9 (diff)
pnfs: Set transport security policy to RPC_XPRTSEC_NONE unless using TLS
The default setting for the transport security policy must be RPC_XPRTSEC_NONE, when using a TCP or RDMA connection without TLS. Conversely, when using TLS, the security policy needs to be set. Fixes: 6c0a8c5fcf71 ("NFS: Have struct nfs_client carry a TLS policy field") Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> Reviewed-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
-rw-r--r--fs/nfs/nfs3client.c14
-rw-r--r--fs/nfs/nfs4client.c14
2 files changed, 24 insertions, 4 deletions
diff --git a/fs/nfs/nfs3client.c b/fs/nfs/nfs3client.c
index 0d7310c1ee0c..5d97c1d38bb6 100644
--- a/fs/nfs/nfs3client.c
+++ b/fs/nfs/nfs3client.c
@@ -2,6 +2,7 @@
#include <linux/nfs_fs.h>
#include <linux/nfs_mount.h>
#include <linux/sunrpc/addr.h>
+#include <net/handshake.h>
#include "internal.h"
#include "nfs3_fs.h"
#include "netns.h"
@@ -98,7 +99,11 @@ struct nfs_client *nfs3_set_ds_client(struct nfs_server *mds_srv,
.net = mds_clp->cl_net,
.timeparms = &ds_timeout,
.cred = mds_srv->cred,
- .xprtsec = mds_clp->cl_xprtsec,
+ .xprtsec = {
+ .policy = RPC_XPRTSEC_NONE,
+ .cert_serial = TLS_NO_CERT,
+ .privkey_serial = TLS_NO_PRIVKEY,
+ },
.connect_timeout = connect_timeout,
.reconnect_timeout = connect_timeout,
};
@@ -111,9 +116,14 @@ struct nfs_client *nfs3_set_ds_client(struct nfs_server *mds_srv,
cl_init.hostname = buf;
switch (ds_proto) {
+ case XPRT_TRANSPORT_TCP_TLS:
+ if (mds_clp->cl_xprtsec.policy != RPC_XPRTSEC_NONE)
+ cl_init.xprtsec = mds_clp->cl_xprtsec;
+ else
+ ds_proto = XPRT_TRANSPORT_TCP;
+ fallthrough;
case XPRT_TRANSPORT_RDMA:
case XPRT_TRANSPORT_TCP:
- case XPRT_TRANSPORT_TCP_TLS:
if (mds_clp->cl_nconnect > 1)
cl_init.nconnect = mds_clp->cl_nconnect;
}
diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
index 5998d6bd8a4f..3a4baed993c9 100644
--- a/fs/nfs/nfs4client.c
+++ b/fs/nfs/nfs4client.c
@@ -11,6 +11,7 @@
#include <linux/sunrpc/xprt.h>
#include <linux/sunrpc/bc_xprt.h>
#include <linux/sunrpc/rpc_pipe_fs.h>
+#include <net/handshake.h>
#include "internal.h"
#include "callback.h"
#include "delegation.h"
@@ -983,7 +984,11 @@ struct nfs_client *nfs4_set_ds_client(struct nfs_server *mds_srv,
.net = mds_clp->cl_net,
.timeparms = &ds_timeout,
.cred = mds_srv->cred,
- .xprtsec = mds_srv->nfs_client->cl_xprtsec,
+ .xprtsec = {
+ .policy = RPC_XPRTSEC_NONE,
+ .cert_serial = TLS_NO_CERT,
+ .privkey_serial = TLS_NO_PRIVKEY,
+ },
};
char buf[INET6_ADDRSTRLEN + 1];
@@ -992,9 +997,14 @@ struct nfs_client *nfs4_set_ds_client(struct nfs_server *mds_srv,
cl_init.hostname = buf;
switch (ds_proto) {
+ case XPRT_TRANSPORT_TCP_TLS:
+ if (mds_srv->nfs_client->cl_xprtsec.policy != RPC_XPRTSEC_NONE)
+ cl_init.xprtsec = mds_srv->nfs_client->cl_xprtsec;
+ else
+ ds_proto = XPRT_TRANSPORT_TCP;
+ fallthrough;
case XPRT_TRANSPORT_RDMA:
case XPRT_TRANSPORT_TCP:
- case XPRT_TRANSPORT_TCP_TLS:
if (mds_clp->cl_nconnect > 1) {
cl_init.nconnect = mds_clp->cl_nconnect;
cl_init.max_connect = NFS_MAX_TRANSPORTS;