LCOV - code coverage report
Current view: top level - module/bdev/uring - bdev_uring_rpc.c (source / functions) Hit Total Coverage
Test: ut_cov_unit.info Lines: 0 42 0.0 %
Date: 2024-12-13 06:48:15 Functions: 0 7 0.0 %

          Line data    Source code
       1             : /*   SPDX-License-Identifier: BSD-3-Clause
       2             :  *   Copyright (C) 2019 Intel Corporation.
       3             :  *   All rights reserved.
       4             :  */
       5             : 
       6             : #include "bdev_uring.h"
       7             : #include "spdk/rpc.h"
       8             : #include "spdk/util.h"
       9             : #include "spdk/string.h"
      10             : #include "spdk/log.h"
      11             : 
      12             : /* Structure to hold the parameters for this RPC method. */
      13             : struct rpc_create_uring {
      14             :         char *name;
      15             :         char *filename;
      16             :         uint32_t block_size;
      17             : };
      18             : 
      19             : /* Free the allocated memory resource after the RPC handling. */
      20             : static void
      21           0 : free_rpc_create_uring(struct rpc_create_uring *r)
      22             : {
      23           0 :         free(r->name);
      24           0 :         free(r->filename);
      25           0 : }
      26             : 
      27             : /* Structure to decode the input parameters for this RPC method. */
      28             : static const struct spdk_json_object_decoder rpc_create_uring_decoders[] = {
      29             :         {"name", offsetof(struct rpc_create_uring, name), spdk_json_decode_string},
      30             :         {"filename", offsetof(struct rpc_create_uring, filename), spdk_json_decode_string},
      31             :         {"block_size", offsetof(struct rpc_create_uring, block_size), spdk_json_decode_uint32, true},
      32             : };
      33             : 
      34             : /* Decode the parameters for this RPC method and properly create the uring
      35             :  * device. Error status returned in the failed cases.
      36             :  */
      37             : static void
      38           0 : rpc_bdev_uring_create(struct spdk_jsonrpc_request *request,
      39             :                       const struct spdk_json_val *params)
      40             : {
      41           0 :         struct rpc_create_uring req = {};
      42           0 :         struct spdk_json_write_ctx *w;
      43           0 :         struct spdk_bdev *bdev;
      44             : 
      45           0 :         if (spdk_json_decode_object(params, rpc_create_uring_decoders,
      46             :                                     SPDK_COUNTOF(rpc_create_uring_decoders),
      47             :                                     &req)) {
      48           0 :                 SPDK_ERRLOG("spdk_json_decode_object failed\n");
      49           0 :                 spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
      50             :                                                  "spdk_json_decode_object failed");
      51           0 :                 goto cleanup;
      52             :         }
      53             : 
      54           0 :         bdev = create_uring_bdev(req.name, req.filename, req.block_size);
      55           0 :         if (!bdev) {
      56           0 :                 SPDK_ERRLOG("Unable to create URING bdev from file %s\n", req.filename);
      57           0 :                 spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
      58             :                                                  "Unable to create URING bdev.");
      59           0 :                 goto cleanup;
      60             :         }
      61             : 
      62           0 :         w = spdk_jsonrpc_begin_result(request);
      63           0 :         spdk_json_write_string(w, req.name);
      64           0 :         spdk_jsonrpc_end_result(request, w);
      65             : 
      66             : cleanup:
      67           0 :         free_rpc_create_uring(&req);
      68           0 : }
      69           0 : SPDK_RPC_REGISTER("bdev_uring_create", rpc_bdev_uring_create, SPDK_RPC_RUNTIME)
      70             : 
      71             : struct rpc_delete_uring {
      72             :         char *name;
      73             : };
      74             : 
      75             : static void
      76           0 : free_rpc_delete_uring(struct rpc_delete_uring *req)
      77             : {
      78           0 :         free(req->name);
      79           0 : }
      80             : 
      81             : static const struct spdk_json_object_decoder rpc_delete_uring_decoders[] = {
      82             :         {"name", offsetof(struct rpc_delete_uring, name), spdk_json_decode_string},
      83             : };
      84             : 
      85             : static void
      86           0 : _rpc_bdev_uring_delete_cb(void *cb_arg, int bdeverrno)
      87             : {
      88           0 :         struct spdk_jsonrpc_request *request = cb_arg;
      89             : 
      90           0 :         if (bdeverrno == 0) {
      91           0 :                 spdk_jsonrpc_send_bool_response(request, true);
      92           0 :         } else {
      93           0 :                 spdk_jsonrpc_send_error_response(request, bdeverrno, spdk_strerror(-bdeverrno));
      94             :         }
      95             : 
      96           0 : }
      97             : 
      98             : static void
      99           0 : rpc_bdev_uring_delete(struct spdk_jsonrpc_request *request,
     100             :                       const struct spdk_json_val *params)
     101             : {
     102           0 :         struct rpc_delete_uring req = {NULL};
     103             : 
     104           0 :         if (spdk_json_decode_object(params, rpc_delete_uring_decoders,
     105             :                                     SPDK_COUNTOF(rpc_delete_uring_decoders),
     106             :                                     &req)) {
     107           0 :                 spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
     108             :                                                  "spdk_json_decode_object failed");
     109           0 :                 goto cleanup;
     110             :         }
     111             : 
     112           0 :         delete_uring_bdev(req.name, _rpc_bdev_uring_delete_cb, request);
     113             : 
     114             : cleanup:
     115           0 :         free_rpc_delete_uring(&req);
     116           0 : }
     117           0 : SPDK_RPC_REGISTER("bdev_uring_delete", rpc_bdev_uring_delete, SPDK_RPC_RUNTIME)

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