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libceph: wrap auth ops in wrapper functions

Browse source 
Use wrapper functions that check whether the auth op exists so that callers
do not need a bunch of conditional checks.  Simplifies the external
interface.

Signed-off-by: Sage Weil <[email protected]>
Reviewed-by: Alex Elder <[email protected]>
This commit is contained in:
Sage Weil 2013-03-25 10:26:14 -07:00
commit 27859f9773
6 changed files with 84 additions and 36 deletions
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26
fs/ceph/mds_client.c
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@ -365,9 +365,9 @@ void ceph_put_mds_session(struct ceph_mds_session *s)
atomic_read(&s->s_ref), atomic_read(&s->s_ref)-1);
if (atomic_dec_and_test(&s->s_ref)) {
if (s->s_auth.authorizer)
s->s_mdsc->fsc->client->monc.auth->ops->destroy_authorizer(
s->s_mdsc->fsc->client->monc.auth,
s->s_auth.authorizer);
ceph_auth_destroy_authorizer(
s->s_mdsc->fsc->client->monc.auth,
s->s_auth.authorizer);
kfree(s);
}
}
@ -3439,18 +3439,17 @@ static struct ceph_auth_handshake *get_authorizer(struct ceph_connection *con,
struct ceph_auth_handshake *auth = &s->s_auth;
if (force_new && auth->authorizer) {
if (ac->ops && ac->ops->destroy_authorizer)
ac->ops->destroy_authorizer(ac, auth->authorizer);
ceph_auth_destroy_authorizer(ac, auth->authorizer);
auth->authorizer = NULL;
}
if (!auth->authorizer && ac->ops && ac->ops->create_authorizer) {
int ret = ac->ops->create_authorizer(ac, CEPH_ENTITY_TYPE_MDS,
auth);
if (!auth->authorizer) {
int ret = ceph_auth_create_authorizer(ac, CEPH_ENTITY_TYPE_MDS,
auth);
if (ret)
return ERR_PTR(ret);
} else if (ac->ops && ac->ops_update_authorizer) {
int ret = ac->ops->update_authorizer(ac, CEPH_ENTITY_TYPE_MDS,
auth);
} else {
int ret = ceph_auth_update_authorizer(ac, CEPH_ENTITY_TYPE_MDS,
auth);
if (ret)
return ERR_PTR(ret);
}
@ -3466,7 +3465,7 @@ static int verify_authorizer_reply(struct ceph_connection *con, int len)
struct ceph_mds_client *mdsc = s->s_mdsc;
struct ceph_auth_client *ac = mdsc->fsc->client->monc.auth;
return ac->ops->verify_authorizer_reply(ac, s->s_auth.authorizer, len);
return ceph_auth_verify_authorizer_reply(ac, s->s_auth.authorizer, len);
}
static int invalidate_authorizer(struct ceph_connection *con)
@ -3475,8 +3474,7 @@ static int invalidate_authorizer(struct ceph_connection *con)
struct ceph_mds_client *mdsc = s->s_mdsc;
struct ceph_auth_client *ac = mdsc->fsc->client->monc.auth;
if (ac->ops->invalidate_authorizer)
ac->ops->invalidate_authorizer(ac, CEPH_ENTITY_TYPE_MDS);
ceph_auth_invalidate_authorizer(ac, CEPH_ENTITY_TYPE_MDS);
return ceph_monc_validate_auth(&mdsc->fsc->client->monc);
}