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SUNRPC: Introduce transport switch callout for pluggable rpcbind

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Introduce a clean transport switch API for plugging in different types of
rpcbind mechanisms.  For instance, rpcbind can cleanly replace the
existing portmapper client, or a transport can choose to implement RPC
binding any way it likes.

Test plan:
Destructive testing (unplugging the network temporarily).  Connectathon
with UDP and TCP.  NFSv2/3 and NFSv4 mounting should be carefully checked.
Probably need to rig a server where certain services aren't running, or
that returns an error for some typical operation.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Chuck Lever
2006-08-22 20:06:16 -04:00
committed by Trond Myklebust
parent 5b1eacbcd7
commit bbf7c1dd2a
5 changed files with 7 additions and 5 deletions
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2
net/sunrpc/xprtsock.c
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@@ -1262,6 +1262,7 @@ static struct rpc_xprt_ops xs_udp_ops = {
.set_buffer_size = xs_udp_set_buffer_size,
.reserve_xprt = xprt_reserve_xprt_cong,
.release_xprt = xprt_release_xprt_cong,
.rpcbind = rpc_getport,
.set_port = xs_set_port,
.connect = xs_connect,
.buf_alloc = rpc_malloc,
@@ -1278,6 +1279,7 @@ static struct rpc_xprt_ops xs_udp_ops = {
static struct rpc_xprt_ops xs_tcp_ops = {
.reserve_xprt = xprt_reserve_xprt,
.release_xprt = xs_tcp_release_xprt,
.rpcbind = rpc_getport,
.set_port = xs_set_port,
.connect = xs_connect,
.buf_alloc = rpc_malloc,