diff options
| -rw-r--r-- | fs/ceph/mds_client.c | 7 | ||||
| -rw-r--r-- | include/linux/ceph/auth.h | 3 | ||||
| -rw-r--r-- | net/ceph/auth_x.c | 23 | ||||
| -rw-r--r-- | net/ceph/auth_x.h | 1 | ||||
| -rw-r--r-- | net/ceph/osd_client.c | 5 |
5 files changed, 38 insertions, 1 deletions
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c index f8a646268525..e0b38223a32c 100644 --- a/fs/ceph/mds_client.c +++ b/fs/ceph/mds_client.c @@ -3425,7 +3425,12 @@ static struct ceph_auth_handshake *get_authorizer(struct ceph_connection *con, } if (!auth->authorizer && ac->ops && ac->ops->create_authorizer) { int ret = ac->ops->create_authorizer(ac, CEPH_ENTITY_TYPE_MDS, - auth); + 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); if (ret) return ERR_PTR(ret); } diff --git a/include/linux/ceph/auth.h b/include/linux/ceph/auth.h index d4080f309b56..73e973e70026 100644 --- a/include/linux/ceph/auth.h +++ b/include/linux/ceph/auth.h @@ -52,6 +52,9 @@ struct ceph_auth_client_ops { */ int (*create_authorizer)(struct ceph_auth_client *ac, int peer_type, struct ceph_auth_handshake *auth); + /* ensure that an existing authorizer is up to date */ + int (*update_authorizer)(struct ceph_auth_client *ac, int peer_type, + struct ceph_auth_handshake *auth); int (*verify_authorizer_reply)(struct ceph_auth_client *ac, struct ceph_authorizer *a, size_t len); void (*destroy_authorizer)(struct ceph_auth_client *ac, diff --git a/net/ceph/auth_x.c b/net/ceph/auth_x.c index bd8758dbfded..2d5981555cd6 100644 --- a/net/ceph/auth_x.c +++ b/net/ceph/auth_x.c @@ -298,6 +298,7 @@ static int ceph_x_build_authorizer(struct ceph_auth_client *ac, return -ENOMEM; } au->service = th->service; + au->secret_id = th->secret_id; msg_a = au->buf->vec.iov_base; msg_a->struct_v = 1; @@ -555,6 +556,27 @@ static int ceph_x_create_authorizer( return 0; } +static int ceph_x_update_authorizer( + struct ceph_auth_client *ac, int peer_type, + struct ceph_auth_handshake *auth) +{ + struct ceph_x_authorizer *au; + struct ceph_x_ticket_handler *th; + int ret; + + th = get_ticket_handler(ac, peer_type); + if (IS_ERR(th)) + return PTR_ERR(th); + + au = (struct ceph_x_authorizer *)auth->authorizer; + if (au->secret_id < th->secret_id) { + dout("ceph_x_update_authorizer service %u secret %llu < %llu\n", + au->service, au->secret_id, th->secret_id); + return ceph_x_build_authorizer(ac, th, au); + } + return 0; +} + static int ceph_x_verify_authorizer_reply(struct ceph_auth_client *ac, struct ceph_authorizer *a, size_t len) { @@ -641,6 +663,7 @@ static const struct ceph_auth_client_ops ceph_x_ops = { .build_request = ceph_x_build_request, .handle_reply = ceph_x_handle_reply, .create_authorizer = ceph_x_create_authorizer, + .update_authorizer = ceph_x_update_authorizer, .verify_authorizer_reply = ceph_x_verify_authorizer_reply, .destroy_authorizer = ceph_x_destroy_authorizer, .invalidate_authorizer = ceph_x_invalidate_authorizer, diff --git a/net/ceph/auth_x.h b/net/ceph/auth_x.h index e02da7a5c5a1..5c2ad4e12c51 100644 --- a/net/ceph/auth_x.h +++ b/net/ceph/auth_x.h @@ -29,6 +29,7 @@ struct ceph_x_authorizer { struct ceph_buffer *buf; unsigned service; u64 nonce; + u64 secret_id; char reply_buf[128]; /* big enough for encrypted blob */ }; diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index 2e54e57708b4..9eeb98c05bdf 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -2136,6 +2136,11 @@ static struct ceph_auth_handshake *get_authorizer(struct ceph_connection *con, 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_OSD, + auth); + if (ret) + return ERR_PTR(ret); } *proto = ac->protocol; |