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authorTrond Myklebust <Trond.Myklebust@netapp.com>2008-03-12 21:21:07 +0100
committerTrond Myklebust <Trond.Myklebust@netapp.com>2008-03-14 18:42:41 +0100
commit5c691044ecbca04dd558fca4c754121689fe1b34 (patch)
tree7a56b63c44766fcca0d7ac245ce0e19077b6f118 /net
parentSUNRPC: Add a generic RPC credential (diff)
downloadlinux-5c691044ecbca04dd558fca4c754121689fe1b34.tar.xz
linux-5c691044ecbca04dd558fca4c754121689fe1b34.zip
SUNRPC: Add an rpc_credop callback for binding a credential to an rpc_task
We need the ability to treat 'generic' creds specially, since they want to bind instances of the auth cred instead of binding themselves. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net')
-rw-r--r--net/sunrpc/auth.c5
-rw-r--r--net/sunrpc/auth_generic.c15
-rw-r--r--net/sunrpc/auth_gss/auth_gss.c2
-rw-r--r--net/sunrpc/auth_null.c1
-rw-r--r--net/sunrpc/auth_unix.c1
5 files changed, 22 insertions, 2 deletions
diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c
index 012f2a320638..d65dd7940102 100644
--- a/net/sunrpc/auth.c
+++ b/net/sunrpc/auth.c
@@ -375,13 +375,14 @@ rpcauth_init_cred(struct rpc_cred *cred, const struct auth_cred *acred,
}
EXPORT_SYMBOL_GPL(rpcauth_init_cred);
-static void
+void
rpcauth_generic_bind_cred(struct rpc_task *task, struct rpc_cred *cred)
{
task->tk_msg.rpc_cred = get_rpccred(cred);
dprintk("RPC: %5u holding %s cred %p\n", task->tk_pid,
cred->cr_auth->au_ops->au_name, cred);
}
+EXPORT_SYMBOL_GPL(rpcauth_generic_bind_cred);
static void
rpcauth_bind_root_cred(struct rpc_task *task)
@@ -421,7 +422,7 @@ void
rpcauth_bindcred(struct rpc_task *task, struct rpc_cred *cred, int flags)
{
if (cred != NULL)
- rpcauth_generic_bind_cred(task, cred);
+ cred->cr_ops->crbind(task, cred);
else if (flags & RPC_TASK_ROOTCREDS)
rpcauth_bind_root_cred(task);
else
diff --git a/net/sunrpc/auth_generic.c b/net/sunrpc/auth_generic.c
index 6f129b1b20a0..6a3f77c9e4d3 100644
--- a/net/sunrpc/auth_generic.c
+++ b/net/sunrpc/auth_generic.c
@@ -35,6 +35,20 @@ struct rpc_cred *rpc_lookup_cred(void)
}
EXPORT_SYMBOL_GPL(rpc_lookup_cred);
+static void
+generic_bind_cred(struct rpc_task *task, struct rpc_cred *cred)
+{
+ struct rpc_auth *auth = task->tk_client->cl_auth;
+ struct auth_cred *acred = &container_of(cred, struct generic_cred, gc_base)->acred;
+ struct rpc_cred *ret;
+
+ ret = auth->au_ops->lookup_cred(auth, acred, 0);
+ if (!IS_ERR(ret))
+ task->tk_msg.rpc_cred = ret;
+ else
+ task->tk_status = PTR_ERR(ret);
+}
+
/*
* Lookup generic creds for current process
*/
@@ -138,5 +152,6 @@ static struct rpc_auth generic_auth = {
static const struct rpc_credops generic_credops = {
.cr_name = "Generic cred",
.crdestroy = generic_destroy_cred,
+ .crbind = generic_bind_cred,
.crmatch = generic_match,
};
diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index ef6384961808..d34f6dfc7516 100644
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -1300,6 +1300,7 @@ static const struct rpc_credops gss_credops = {
.cr_name = "AUTH_GSS",
.crdestroy = gss_destroy_cred,
.cr_init = gss_cred_init,
+ .crbind = rpcauth_generic_bind_cred,
.crmatch = gss_match,
.crmarshal = gss_marshal,
.crrefresh = gss_refresh,
@@ -1311,6 +1312,7 @@ static const struct rpc_credops gss_credops = {
static const struct rpc_credops gss_nullops = {
.cr_name = "AUTH_GSS",
.crdestroy = gss_destroy_cred,
+ .crbind = rpcauth_generic_bind_cred,
.crmatch = gss_match,
.crmarshal = gss_marshal,
.crrefresh = gss_refresh_null,
diff --git a/net/sunrpc/auth_null.c b/net/sunrpc/auth_null.c
index 537d0e8589dd..3c26c18df0de 100644
--- a/net/sunrpc/auth_null.c
+++ b/net/sunrpc/auth_null.c
@@ -125,6 +125,7 @@ static
const struct rpc_credops null_credops = {
.cr_name = "AUTH_NULL",
.crdestroy = nul_destroy_cred,
+ .crbind = rpcauth_generic_bind_cred,
.crmatch = nul_match,
.crmarshal = nul_marshal,
.crrefresh = nul_refresh,
diff --git a/net/sunrpc/auth_unix.c b/net/sunrpc/auth_unix.c
index b763710d3dbd..04e936a56fb2 100644
--- a/net/sunrpc/auth_unix.c
+++ b/net/sunrpc/auth_unix.c
@@ -237,6 +237,7 @@ static
const struct rpc_credops unix_credops = {
.cr_name = "AUTH_UNIX",
.crdestroy = unx_destroy_cred,
+ .crbind = rpcauth_generic_bind_cred,
.crmatch = unx_match,
.crmarshal = unx_marshal,
.crrefresh = unx_refresh,