Line data Source code
1 : /* SPDX-License-Identifier: BSD-3-Clause
2 : * Copyright (C) 2016 Intel Corporation.
3 : * All rights reserved.
4 : * Copyright (c) 2021 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
5 : */
6 :
7 : #include "bdev_malloc.h"
8 : #include "spdk/rpc.h"
9 : #include "spdk/string.h"
10 : #include "spdk/log.h"
11 :
12 : static void
13 0 : free_rpc_construct_malloc(struct malloc_bdev_opts *r)
14 : {
15 0 : free(r->name);
16 0 : }
17 :
18 : static const struct spdk_json_object_decoder rpc_construct_malloc_decoders[] = {
19 : {"name", offsetof(struct malloc_bdev_opts, name), spdk_json_decode_string, true},
20 : {"uuid", offsetof(struct malloc_bdev_opts, uuid), spdk_json_decode_uuid, true},
21 : {"num_blocks", offsetof(struct malloc_bdev_opts, num_blocks), spdk_json_decode_uint64},
22 : {"block_size", offsetof(struct malloc_bdev_opts, block_size), spdk_json_decode_uint32},
23 : {"physical_block_size", offsetof(struct malloc_bdev_opts, physical_block_size), spdk_json_decode_uint32, true},
24 : {"optimal_io_boundary", offsetof(struct malloc_bdev_opts, optimal_io_boundary), spdk_json_decode_uint32, true},
25 : {"md_size", offsetof(struct malloc_bdev_opts, md_size), spdk_json_decode_uint32, true},
26 : {"md_interleave", offsetof(struct malloc_bdev_opts, md_interleave), spdk_json_decode_bool, true},
27 : {"dif_type", offsetof(struct malloc_bdev_opts, dif_type), spdk_json_decode_int32, true},
28 : {"dif_is_head_of_md", offsetof(struct malloc_bdev_opts, dif_is_head_of_md), spdk_json_decode_bool, true},
29 : };
30 :
31 : static void
32 0 : rpc_bdev_malloc_create(struct spdk_jsonrpc_request *request,
33 : const struct spdk_json_val *params)
34 : {
35 0 : struct malloc_bdev_opts req = {NULL};
36 : struct spdk_json_write_ctx *w;
37 0 : struct spdk_bdev *bdev;
38 0 : int rc = 0;
39 :
40 0 : if (spdk_json_decode_object(params, rpc_construct_malloc_decoders,
41 : SPDK_COUNTOF(rpc_construct_malloc_decoders),
42 : &req)) {
43 0 : SPDK_DEBUGLOG(bdev_malloc, "spdk_json_decode_object failed\n");
44 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
45 : "spdk_json_decode_object failed");
46 0 : goto cleanup;
47 : }
48 :
49 0 : rc = create_malloc_disk(&bdev, &req);
50 0 : if (rc) {
51 0 : spdk_jsonrpc_send_error_response(request, rc, spdk_strerror(-rc));
52 0 : goto cleanup;
53 : }
54 :
55 0 : free_rpc_construct_malloc(&req);
56 :
57 0 : w = spdk_jsonrpc_begin_result(request);
58 0 : spdk_json_write_string(w, spdk_bdev_get_name(bdev));
59 0 : spdk_jsonrpc_end_result(request, w);
60 0 : return;
61 :
62 0 : cleanup:
63 0 : free_rpc_construct_malloc(&req);
64 : }
65 0 : SPDK_RPC_REGISTER("bdev_malloc_create", rpc_bdev_malloc_create, SPDK_RPC_RUNTIME)
66 :
67 : struct rpc_delete_malloc {
68 : char *name;
69 : };
70 :
71 : static void
72 0 : free_rpc_delete_malloc(struct rpc_delete_malloc *r)
73 : {
74 0 : free(r->name);
75 0 : }
76 :
77 : static const struct spdk_json_object_decoder rpc_delete_malloc_decoders[] = {
78 : {"name", offsetof(struct rpc_delete_malloc, name), spdk_json_decode_string},
79 : };
80 :
81 : static void
82 0 : rpc_bdev_malloc_delete_cb(void *cb_arg, int bdeverrno)
83 : {
84 0 : struct spdk_jsonrpc_request *request = cb_arg;
85 :
86 0 : if (bdeverrno == 0) {
87 0 : spdk_jsonrpc_send_bool_response(request, true);
88 : } else {
89 0 : spdk_jsonrpc_send_error_response(request, bdeverrno, spdk_strerror(-bdeverrno));
90 : }
91 0 : }
92 :
93 : static void
94 0 : rpc_bdev_malloc_delete(struct spdk_jsonrpc_request *request,
95 : const struct spdk_json_val *params)
96 : {
97 0 : struct rpc_delete_malloc req = {NULL};
98 :
99 0 : if (spdk_json_decode_object(params, rpc_delete_malloc_decoders,
100 : SPDK_COUNTOF(rpc_delete_malloc_decoders),
101 : &req)) {
102 0 : SPDK_DEBUGLOG(bdev_malloc, "spdk_json_decode_object failed\n");
103 0 : spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
104 : "spdk_json_decode_object failed");
105 0 : goto cleanup;
106 : }
107 :
108 0 : delete_malloc_disk(req.name, rpc_bdev_malloc_delete_cb, request);
109 :
110 0 : cleanup:
111 0 : free_rpc_delete_malloc(&req);
112 0 : }
113 0 : SPDK_RPC_REGISTER("bdev_malloc_delete", rpc_bdev_malloc_delete, SPDK_RPC_RUNTIME)
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