LCOV - code coverage report
Current view: top level - module/bdev/passthru - vbdev_passthru_rpc.c (source / functions) Hit Total Coverage
Test: ut_cov_unit.info Lines: 0 40 0.0 %
Date: 2024-07-12 11:32:50 Functions: 0 7 0.0 %

          Line data    Source code
       1             : /*   SPDX-License-Identifier: BSD-3-Clause
       2             :  *   Copyright (C) 2018 Intel Corporation.
       3             :  *   Copyright (c) 2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
       4             :  *   All rights reserved.
       5             :  */
       6             : 
       7             : #include "vbdev_passthru.h"
       8             : #include "spdk/rpc.h"
       9             : #include "spdk/util.h"
      10             : #include "spdk/string.h"
      11             : #include "spdk/log.h"
      12             : 
      13             : /* Structure to hold the parameters for this RPC method. */
      14             : struct rpc_bdev_passthru_create {
      15             :         char *base_bdev_name;
      16             :         char *name;
      17             :         struct spdk_uuid uuid;
      18             : };
      19             : 
      20             : /* Free the allocated memory resource after the RPC handling. */
      21             : static void
      22           0 : free_rpc_bdev_passthru_create(struct rpc_bdev_passthru_create *r)
      23             : {
      24           0 :         free(r->base_bdev_name);
      25           0 :         free(r->name);
      26           0 : }
      27             : 
      28             : /* Structure to decode the input parameters for this RPC method. */
      29             : static const struct spdk_json_object_decoder rpc_bdev_passthru_create_decoders[] = {
      30             :         {"base_bdev_name", offsetof(struct rpc_bdev_passthru_create, base_bdev_name), spdk_json_decode_string},
      31             :         {"name", offsetof(struct rpc_bdev_passthru_create, name), spdk_json_decode_string},
      32             :         {"uuid", offsetof(struct rpc_bdev_passthru_create, uuid), spdk_json_decode_uuid, true},
      33             : };
      34             : 
      35             : /* Decode the parameters for this RPC method and properly construct the passthru
      36             :  * device. Error status returned in the failed cases.
      37             :  */
      38             : static void
      39           0 : rpc_bdev_passthru_create(struct spdk_jsonrpc_request *request,
      40             :                          const struct spdk_json_val *params)
      41             : {
      42           0 :         struct rpc_bdev_passthru_create req = {NULL};
      43             :         struct spdk_json_write_ctx *w;
      44             :         int rc;
      45             : 
      46           0 :         if (spdk_json_decode_object(params, rpc_bdev_passthru_create_decoders,
      47             :                                     SPDK_COUNTOF(rpc_bdev_passthru_create_decoders),
      48             :                                     &req)) {
      49           0 :                 SPDK_DEBUGLOG(vbdev_passthru, "spdk_json_decode_object failed\n");
      50           0 :                 spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
      51             :                                                  "spdk_json_decode_object failed");
      52           0 :                 goto cleanup;
      53             :         }
      54             : 
      55           0 :         rc = bdev_passthru_create_disk(req.base_bdev_name, req.name, &req.uuid);
      56           0 :         if (rc != 0) {
      57           0 :                 spdk_jsonrpc_send_error_response(request, rc, spdk_strerror(-rc));
      58           0 :                 goto cleanup;
      59             :         }
      60             : 
      61           0 :         w = spdk_jsonrpc_begin_result(request);
      62           0 :         spdk_json_write_string(w, req.name);
      63           0 :         spdk_jsonrpc_end_result(request, w);
      64             : 
      65           0 : cleanup:
      66           0 :         free_rpc_bdev_passthru_create(&req);
      67           0 : }
      68           0 : SPDK_RPC_REGISTER("bdev_passthru_create", rpc_bdev_passthru_create, SPDK_RPC_RUNTIME)
      69             : 
      70             : struct rpc_bdev_passthru_delete {
      71             :         char *name;
      72             : };
      73             : 
      74             : static void
      75           0 : free_rpc_bdev_passthru_delete(struct rpc_bdev_passthru_delete *req)
      76             : {
      77           0 :         free(req->name);
      78           0 : }
      79             : 
      80             : static const struct spdk_json_object_decoder rpc_bdev_passthru_delete_decoders[] = {
      81             :         {"name", offsetof(struct rpc_bdev_passthru_delete, name), spdk_json_decode_string},
      82             : };
      83             : 
      84             : static void
      85           0 : rpc_bdev_passthru_delete_cb(void *cb_arg, int bdeverrno)
      86             : {
      87           0 :         struct spdk_jsonrpc_request *request = cb_arg;
      88             : 
      89           0 :         if (bdeverrno == 0) {
      90           0 :                 spdk_jsonrpc_send_bool_response(request, true);
      91             :         } else {
      92           0 :                 spdk_jsonrpc_send_error_response(request, bdeverrno, spdk_strerror(-bdeverrno));
      93             :         }
      94           0 : }
      95             : 
      96             : static void
      97           0 : rpc_bdev_passthru_delete(struct spdk_jsonrpc_request *request,
      98             :                          const struct spdk_json_val *params)
      99             : {
     100           0 :         struct rpc_bdev_passthru_delete req = {NULL};
     101             : 
     102           0 :         if (spdk_json_decode_object(params, rpc_bdev_passthru_delete_decoders,
     103             :                                     SPDK_COUNTOF(rpc_bdev_passthru_delete_decoders),
     104             :                                     &req)) {
     105           0 :                 spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
     106             :                                                  "spdk_json_decode_object failed");
     107           0 :                 goto cleanup;
     108             :         }
     109             : 
     110           0 :         bdev_passthru_delete_disk(req.name, rpc_bdev_passthru_delete_cb, request);
     111             : 
     112           0 : cleanup:
     113           0 :         free_rpc_bdev_passthru_delete(&req);
     114           0 : }
     115           0 : SPDK_RPC_REGISTER("bdev_passthru_delete", rpc_bdev_passthru_delete, SPDK_RPC_RUNTIME)

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