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authorChuck Lever <chuck.lever@oracle.com>2023-06-07 16:57:10 +0300
committerTrond Myklebust <trond.myklebust@hammerspace.com>2023-06-19 19:16:59 +0300
commit500053191297fcf73023ff057da6d2aa35f738e0 (patch)
treebf0bba2c6399e55324f2fd4f21baffbccea80bb0 /include/linux/sunrpc/xprt.h
parent9e8ab85a7ea74b0698f14df9b828927b6db03bd2 (diff)
downloadlinux-500053191297fcf73023ff057da6d2aa35f738e0.tar.xz
SUNRPC: Plumb an API for setting transport layer security
Add an initial set of policies along with fields for upper layers to pass the requested policy down to the transport layer. Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Reviewed-by: Jeff Layton <jlayton@kernel.org> Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'include/linux/sunrpc/xprt.h')
-rw-r--r--include/linux/sunrpc/xprt.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index b9f59aabee53..9e7f12c240c5 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -129,6 +129,21 @@ struct rpc_rqst {
#define rq_svec rq_snd_buf.head
#define rq_slen rq_snd_buf.len
+/* RPC transport layer security policies */
+enum xprtsec_policies {
+ RPC_XPRTSEC_NONE = 0,
+ RPC_XPRTSEC_TLS_ANON,
+ RPC_XPRTSEC_TLS_X509,
+};
+
+struct xprtsec_parms {
+ enum xprtsec_policies policy;
+
+ /* authentication material */
+ key_serial_t cert_serial;
+ key_serial_t privkey_serial;
+};
+
struct rpc_xprt_ops {
void (*set_buffer_size)(struct rpc_xprt *xprt, size_t sndsize, size_t rcvsize);
int (*reserve_xprt)(struct rpc_xprt *xprt, struct rpc_task *task);
@@ -229,6 +244,7 @@ struct rpc_xprt {
*/
unsigned long bind_timeout,
reestablish_timeout;
+ struct xprtsec_parms xprtsec;
unsigned int connect_cookie; /* A cookie that gets bumped
every time the transport
is reconnected */
@@ -333,6 +349,7 @@ struct xprt_create {
struct svc_xprt *bc_xprt; /* NFSv4.1 backchannel */
struct rpc_xprt_switch *bc_xps;
unsigned int flags;
+ struct xprtsec_parms xprtsec;
};
struct xprt_class {