35d46267b8
This will greatly simplify the implementation of asynchronous requests, and asynchronous requests also allow clients to submit multiple overlapped requests, making batches unnecessary for executing multiple RPCs at once. Additionally, our RPC client (scripts/rpc.py) does not use batch requests. Change-Id: I2529793c54b43acbacd934d82926aa32e286210c Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com> Reviewed-on: https://review.gerrithub.io/368449 Tested-by: SPDK Automated Test System <sys_sgsw@intel.com> Reviewed-by: Ben Walker <benjamin.walker@intel.com> Reviewed-by: Jim Harris <james.r.harris@intel.com>
82 lines
3.0 KiB
C
82 lines
3.0 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright (c) Intel Corporation.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef SPDK_JSONRPC_INTERNAL_H_
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#define SPDK_JSONRPC_INTERNAL_H_
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#include "spdk/stdinc.h"
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#include "spdk/jsonrpc.h"
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#include "spdk_internal/log.h"
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#define SPDK_JSONRPC_RECV_BUF_SIZE (32 * 1024)
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#define SPDK_JSONRPC_SEND_BUF_SIZE (32 * 1024)
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#define SPDK_JSONRPC_MAX_CONNS 64
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#define SPDK_JSONRPC_MAX_VALUES 1024
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struct spdk_jsonrpc_request {
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struct spdk_jsonrpc_server_conn *conn;
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const struct spdk_json_val *id;
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};
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struct spdk_jsonrpc_server_conn {
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struct spdk_jsonrpc_server *server;
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int sockfd;
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struct spdk_json_val values[SPDK_JSONRPC_MAX_VALUES];
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size_t recv_len;
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uint8_t recv_buf[SPDK_JSONRPC_RECV_BUF_SIZE];
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size_t send_len;
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uint8_t send_buf[SPDK_JSONRPC_SEND_BUF_SIZE];
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};
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struct spdk_jsonrpc_server {
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int sockfd;
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spdk_jsonrpc_handle_request_fn handle_request;
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struct spdk_jsonrpc_server_conn conns[SPDK_JSONRPC_MAX_CONNS];
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struct pollfd pollfds[SPDK_JSONRPC_MAX_CONNS + 1];
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int num_conns;
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};
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/* jsonrpc_server_tcp */
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int spdk_jsonrpc_server_write_cb(void *cb_ctx, const void *data, size_t size);
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void spdk_jsonrpc_server_handle_request(struct spdk_jsonrpc_request *request,
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const struct spdk_json_val *method,
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const struct spdk_json_val *params);
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void spdk_jsonrpc_server_handle_error(struct spdk_jsonrpc_request *request, int error);
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/* jsonrpc_server */
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int spdk_jsonrpc_parse_request(struct spdk_jsonrpc_server_conn *conn, void *json, size_t size);
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#endif
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