e1baabee4a
Add an RPC interface to list all blockdevs and their properties. Change-Id: I50db730d5eff8cffcbe8fe5df6b3461457e8581e Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com>
84 lines
2.8 KiB
C
84 lines
2.8 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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#include "spdk/bdev.h"
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#include "spdk/log.h"
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#include "spdk/rpc.h"
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static void
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spdk_rpc_get_bdevs(struct spdk_jsonrpc_server_conn *conn,
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const struct spdk_json_val *params,
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const struct spdk_json_val *id)
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{
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struct spdk_json_write_ctx *w;
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struct spdk_bdev *bdev;
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if (params != NULL) {
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spdk_jsonrpc_send_error_response(conn, id, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
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"get_bdevs requires no parameters");
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return;
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}
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if (id == NULL) {
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return;
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}
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w = spdk_jsonrpc_begin_result(conn, id);
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spdk_json_write_array_begin(w);
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for (bdev = spdk_bdev_first(); bdev != NULL; bdev = spdk_bdev_next(bdev)) {
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spdk_json_write_object_begin(w);
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spdk_json_write_name(w, "name");
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spdk_json_write_string(w, bdev->name);
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spdk_json_write_name(w, "product_name");
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spdk_json_write_string(w, bdev->product_name);
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spdk_json_write_name(w, "block_size");
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spdk_json_write_uint32(w, bdev->blocklen);
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spdk_json_write_name(w, "num_blocks");
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spdk_json_write_uint64(w, bdev->blockcnt);
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spdk_json_write_name(w, "claimed");
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spdk_json_write_bool(w, bdev->claimed);
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spdk_json_write_object_end(w);
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}
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spdk_json_write_array_end(w);
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spdk_jsonrpc_end_result(conn, w);
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}
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SPDK_RPC_REGISTER("get_bdevs", spdk_rpc_get_bdevs)
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