update source to Ceph Pacific 16.2.2

[ceph.git] / ceph / src / spdk / test / app / fuzz / vhost_fuzz / vhost_fuzz_rpc.c

diff --git a/ceph/src/spdk/test/app/fuzz/vhost_fuzz/vhost_fuzz_rpc.c b/ceph/src/spdk/test/app/fuzz/vhost_fuzz/vhost_fuzz_rpc.c
new file mode 100644 (file)
index 0000000..b60e3f0
--- /dev/null
+++ b/ceph/src/spdk/test/app/fuzz/vhost_fuzz/vhost_fuzz_rpc.c
@@ -0,0 +1,108 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright (c) Intel Corporation. All rights reserved.
+ *   Copyright (c) 2018 Mellanox Technologies LTD. All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "spdk/stdinc.h"
+#include "spdk/rpc.h"
+#include "spdk/util.h"
+
+#include "vhost_fuzz.h"
+
+struct rpc_fuzz_vhost_dev_create {
+       char    *socket;
+       bool    is_blk;
+       bool    use_bogus_buffer;
+       bool    use_valid_buffer;
+       bool    valid_lun;
+       bool    test_scsi_tmf;
+};
+
+static const struct spdk_json_object_decoder rpc_fuzz_vhost_dev_create_decoders[] = {
+       {"socket", offsetof(struct rpc_fuzz_vhost_dev_create, socket), spdk_json_decode_string},
+       {"is_blk", offsetof(struct rpc_fuzz_vhost_dev_create, is_blk), spdk_json_decode_bool, true},
+       {"use_bogus_buffer", offsetof(struct rpc_fuzz_vhost_dev_create, use_bogus_buffer), spdk_json_decode_bool, true},
+       {"use_valid_buffer", offsetof(struct rpc_fuzz_vhost_dev_create, use_valid_buffer), spdk_json_decode_bool, true},
+       {"valid_lun", offsetof(struct rpc_fuzz_vhost_dev_create, valid_lun), spdk_json_decode_bool, true},
+       {"test_scsi_tmf", offsetof(struct rpc_fuzz_vhost_dev_create, test_scsi_tmf), spdk_json_decode_bool, true},
+};
+
+static void
+spdk_rpc_fuzz_vhost_create_dev(struct spdk_jsonrpc_request *request,
+                              const struct spdk_json_val *params)
+{
+       struct spdk_json_write_ctx *w;
+       struct rpc_fuzz_vhost_dev_create req = {0};
+       int rc;
+
+       if (spdk_json_decode_object(params, rpc_fuzz_vhost_dev_create_decoders,
+                                   SPDK_COUNTOF(rpc_fuzz_vhost_dev_create_decoders), &req)) {
+               fprintf(stderr, "Unable to parse the request.\n");
+               spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+                                                "Unable to parse the object parameters.\n");
+               return;
+       }
+
+       if (strlen(req.socket) > PATH_MAX) {
+               fprintf(stderr, "Socket address is too long.\n");
+               spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+                                                "Unable to parse the object parameters.\n");
+               free(req.socket);
+               return;
+       }
+
+       rc = fuzz_vhost_dev_init(req.socket, req.is_blk, req.use_bogus_buffer, req.use_valid_buffer,
+                                req.valid_lun, req.test_scsi_tmf);
+
+       if (rc != 0) {
+               if (rc == -ENOMEM) {
+                       fprintf(stderr, "No valid memory for device initialization.\n");
+                       spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+                                                        "No memory returned from host.\n");
+               } else if (rc == -EINVAL) {
+                       fprintf(stderr, "Invalid device parameters provided.\n");
+                       spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+                                                        "Parameters provided were invalid.\n");
+               } else {
+                       fprintf(stderr, "unknown error from the guest.\n");
+                       spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+                                                        "Unexpected error code.\n");
+               }
+       } else {
+               w = spdk_jsonrpc_begin_result(request);
+               spdk_json_write_bool(w, true);
+               spdk_jsonrpc_end_result(request, w);
+       }
+
+       free(req.socket);
+       return;
+}
+SPDK_RPC_REGISTER("fuzz_vhost_create_dev", spdk_rpc_fuzz_vhost_create_dev, SPDK_RPC_STARTUP);