static spdk_nvmf_request_exec_status
nvmf_process_fabrics_command(struct spdk_nvmf_request *req)
{
struct spdk_nvmf_conn *conn = req->conn;
struct spdk_nvmf_capsule_cmd *cap_hdr;
cap_hdr = &req->cmd->nvmf_cmd;
if (conn->sess == NULL) {
/* No session established yet; the only valid command is Connect */
if (cap_hdr->fctype == SPDK_NVMF_FABRIC_COMMAND_CONNECT) {
return nvmf_process_connect(req);
} else {
SPDK_TRACELOG(SPDK_TRACE_NVMF, "Got fctype 0x%x, expected Connect\n",
cap_hdr->fctype);
req->rsp->nvme_cpl.status.sc = SPDK_NVME_SC_COMMAND_SEQUENCE_ERROR;
return SPDK_NVMF_REQUEST_EXEC_STATUS_COMPLETE;
}
} else if (conn->type == CONN_TYPE_AQ) {
/*
* Session is established, and this is an admin queue.
* Disallow Connect and allow other fabrics commands.
*/
switch (cap_hdr->fctype) {
case SPDK_NVMF_FABRIC_COMMAND_PROPERTY_SET:
return nvmf_process_property_set(req);
case SPDK_NVMF_FABRIC_COMMAND_PROPERTY_GET:
return nvmf_process_property_get(req);
default:
SPDK_TRACELOG(SPDK_TRACE_NVMF, "recv capsule header type invalid [%x]!\n",
cap_hdr->fctype);
req->rsp->nvme_cpl.status.sc = SPDK_NVME_SC_INVALID_OPCODE;
return SPDK_NVMF_REQUEST_EXEC_STATUS_COMPLETE;
}
} else {
/* Session is established, and this is an I/O queue */
/* For now, no I/O-specific Fabrics commands are implemented (other than Connect) */
SPDK_TRACELOG(SPDK_TRACE_NVMF, "Unexpected I/O fctype 0x%x\n", cap_hdr->fctype);
req->rsp->nvme_cpl.status.sc = SPDK_NVME_SC_INVALID_OPCODE;
return SPDK_NVMF_REQUEST_EXEC_STATUS_COMPLETE;
}
}
static bool
nvmf_process_fabrics_command(struct spdk_nvmf_request *req)
{
struct spdk_nvmf_capsule_cmd *cap_hdr;
cap_hdr = &req->cmd->nvmf_cmd;
switch (cap_hdr->fctype) {
case SPDK_NVMF_FABRIC_COMMAND_PROPERTY_SET:
return nvmf_process_property_set(req);
case SPDK_NVMF_FABRIC_COMMAND_PROPERTY_GET:
return nvmf_process_property_get(req);
case SPDK_NVMF_FABRIC_COMMAND_CONNECT:
return nvmf_process_connect(req);
default:
SPDK_TRACELOG(SPDK_TRACE_DEBUG, "recv capsule header type invalid [%x]!\n",
cap_hdr->fctype);
req->rsp->nvme_cpl.status.sc = SPDK_NVME_SC_INVALID_OPCODE;
return true;
}
}
static int
nvmf_process_fabrics_command(struct spdk_nvmf_conn *conn, struct nvme_qp_tx_desc *tx_desc)
{
struct nvme_qp_rx_desc *rx_desc = tx_desc->rx_desc;
struct spdk_nvmf_capsule_cmd *cap_hdr;
cap_hdr = (struct spdk_nvmf_capsule_cmd *)&rx_desc->msg_buf;
switch (cap_hdr->fctype) {
case SPDK_NVMF_FABRIC_COMMAND_PROPERTY_SET:
return nvmf_process_property_set(conn, tx_desc);
case SPDK_NVMF_FABRIC_COMMAND_PROPERTY_GET:
return nvmf_process_property_get(conn, tx_desc);
case SPDK_NVMF_FABRIC_COMMAND_CONNECT:
return nvmf_process_connect(conn, tx_desc);
default:
SPDK_TRACELOG(SPDK_TRACE_DEBUG, "recv capsule header type invalid [%x]!\n",
cap_hdr->fctype);
return 1; /* skip, do nothing */
}
}