diff options
Diffstat (limited to 'rpc/rpc-transport')
| -rw-r--r-- | rpc/rpc-transport/socket/src/socket.c | 74 | ||||
| -rw-r--r-- | rpc/rpc-transport/socket/src/socket.h | 2 |
2 files changed, 55 insertions, 21 deletions
diff --git a/rpc/rpc-transport/socket/src/socket.c b/rpc/rpc-transport/socket/src/socket.c index 6c2d909e43a..5e65755d813 100644 --- a/rpc/rpc-transport/socket/src/socket.c +++ b/rpc/rpc-transport/socket/src/socket.c @@ -815,6 +815,7 @@ __socket_read_vectored_request (rpc_transport_t *this, rpcsvc_vector_sizer vecto uint32_t remaining_size = 0; ssize_t readsize = 0; size_t size = 0; + char *proghdr_buf = NULL; GF_VALIDATE_OR_GOTO ("socket", this, out); GF_VALIDATE_OR_GOTO ("socket", this->private, out); @@ -871,10 +872,10 @@ __socket_read_vectored_request (rpc_transport_t *this, rpcsvc_vector_sizer vecto case SP_STATE_READ_VERFBYTES: sp_state_read_verfbytes: + proghdr_buf = priv->incoming.frag.fragcurrent; priv->incoming.frag.call_body.request.vector_sizer_state = vector_sizer (priv->incoming.frag.call_body.request.vector_sizer_state, - &readsize, - priv->incoming.frag.fragcurrent); + &readsize, proghdr_buf); __socket_proto_init_pending (priv, readsize); priv->incoming.frag.call_body.request.vector_state = SP_STATE_READING_PROGHDR; @@ -886,8 +887,7 @@ sp_state_read_verfbytes: sp_state_reading_proghdr: priv->incoming.frag.call_body.request.vector_sizer_state = vector_sizer (priv->incoming.frag.call_body.request.vector_sizer_state, - &readsize, - priv->incoming.frag.fragcurrent); + &readsize, proghdr_buf); if (readsize == 0) { priv->incoming.frag.call_body.request.vector_state = SP_STATE_READ_PROGHDR; @@ -1038,12 +1038,14 @@ out: inline int __socket_read_accepted_successful_reply (rpc_transport_t *this) { - socket_private_t *priv = NULL; - int ret = 0; - struct iobuf *iobuf = NULL; - uint32_t gluster_read_rsp_hdr_len = 0; - gfs3_read_rsp read_rsp = {0, }; - size_t size = 0; + socket_private_t *priv = NULL; + int ret = 0; + struct iobuf *iobuf = NULL; + gfs3_read_rsp read_rsp = {0, }; + ssize_t size = 0; + ssize_t default_read_size = 0; + char *proghdr_buf = NULL; + XDR xdr; GF_VALIDATE_OR_GOTO ("socket", this, out); GF_VALIDATE_OR_GOTO ("socket", this->private, out); @@ -1053,16 +1055,12 @@ __socket_read_accepted_successful_reply (rpc_transport_t *this) switch (priv->incoming.frag.call_body.reply.accepted_success_state) { case SP_STATE_ACCEPTED_SUCCESS_REPLY_INIT: - gluster_read_rsp_hdr_len = xdr_sizeof ((xdrproc_t) xdr_gfs3_read_rsp, - &read_rsp); + default_read_size = xdr_sizeof ((xdrproc_t) xdr_gfs3_read_rsp, + &read_rsp); - if (gluster_read_rsp_hdr_len == 0) { - gf_log (this->name, GF_LOG_ERROR, - "xdr_sizeof on gfs3_read_rsp failed"); - ret = -1; - goto out; - } - __socket_proto_init_pending (priv, gluster_read_rsp_hdr_len); + proghdr_buf = priv->incoming.frag.fragcurrent; + + __socket_proto_init_pending (priv, default_read_size); priv->incoming.frag.call_body.reply.accepted_success_state = SP_STATE_READING_PROC_HEADER; @@ -1072,9 +1070,40 @@ __socket_read_accepted_successful_reply (rpc_transport_t *this) case SP_STATE_READING_PROC_HEADER: __socket_proto_read (priv, ret); + /* there can be 'xdata' in read response, figure it out */ + xdrmem_create (&xdr, proghdr_buf, default_read_size, + XDR_DECODE); + + /* This will fail if there is xdata sent from server, if not, + well and good, we don't need to worry about */ + xdr_gfs3_read_rsp (&xdr, &read_rsp); + + if (read_rsp.xdata.xdata_val) + free (read_rsp.xdata.xdata_val); + + /* need to round off to proper roof (%4), as XDR packing pads + the end of opaque object with '0' */ + size = roof (read_rsp.xdata.xdata_len, 4); + + if (!size) { + priv->incoming.frag.call_body.reply.accepted_success_state + = SP_STATE_READ_PROC_OPAQUE; + goto read_proc_opaque; + } + + __socket_proto_init_pending (priv, size); + priv->incoming.frag.call_body.reply.accepted_success_state - = SP_STATE_READ_PROC_HEADER; + = SP_STATE_READING_PROC_OPAQUE; + + case SP_STATE_READING_PROC_OPAQUE: + __socket_proto_read (priv, ret); + + priv->incoming.frag.call_body.reply.accepted_success_state + = SP_STATE_READ_PROC_OPAQUE; + case SP_STATE_READ_PROC_OPAQUE: + read_proc_opaque: if (priv->incoming.payload_vector.iov_base == NULL) { size = (RPC_FRAGSIZE (priv->incoming.fraghdr) - @@ -1107,6 +1136,9 @@ __socket_read_accepted_successful_reply (rpc_transport_t *this) priv->incoming.frag.fragcurrent = priv->incoming.payload_vector.iov_base; + priv->incoming.frag.call_body.reply.accepted_success_state + = SP_STATE_READ_PROC_HEADER; + /* fall through */ case SP_STATE_READ_PROC_HEADER: @@ -1529,7 +1561,6 @@ __socket_proto_state_machine (rpc_transport_t *this, case SP_STATE_READ_FRAGHDR: priv->incoming.fraghdr = ntoh32 (priv->incoming.fraghdr); - priv->incoming.record_state = SP_STATE_READING_FRAG; priv->incoming.total_bytes_read += RPC_FRAGSIZE(priv->incoming.fraghdr); iobuf = iobuf_get2 (this->ctx->iobuf_pool, @@ -1543,6 +1574,7 @@ __socket_proto_state_machine (rpc_transport_t *this, priv->incoming.iobuf = iobuf; priv->incoming.iobuf_size = 0; priv->incoming.frag.fragcurrent = iobuf_ptr (iobuf); + priv->incoming.record_state = SP_STATE_READING_FRAG; /* fall through */ case SP_STATE_READING_FRAG: diff --git a/rpc/rpc-transport/socket/src/socket.h b/rpc/rpc-transport/socket/src/socket.h index 0c897bd2ec0..6d6802a541f 100644 --- a/rpc/rpc-transport/socket/src/socket.h +++ b/rpc/rpc-transport/socket/src/socket.h @@ -115,6 +115,8 @@ typedef enum { typedef enum { SP_STATE_ACCEPTED_SUCCESS_REPLY_INIT, SP_STATE_READING_PROC_HEADER, + SP_STATE_READING_PROC_OPAQUE, + SP_STATE_READ_PROC_OPAQUE, SP_STATE_READ_PROC_HEADER, } sp_rpcfrag_vectored_reply_accepted_success_state_t; |