Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 148 insertions, 0 deletions

diff --git a/src/spdk/module/bdev/passthru/vbdev_passthru_rpc.c b/src/spdk/module/bdev/passthru/vbdev_passthru_rpc.c
new file mode 100644
index 000000000..ae4014294
--- /dev/null
+++ b/src/spdk/module/bdev/passthru/vbdev_passthru_rpc.c
@@ -0,0 +1,148 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright (c) Intel Corporation.
+ *   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 "vbdev_passthru.h"
+#include "spdk/rpc.h"
+#include "spdk/util.h"
+#include "spdk/string.h"
+#include "spdk_internal/log.h"
+
+/* Structure to hold the parameters for this RPC method. */
+struct rpc_bdev_passthru_create {
+	char *base_bdev_name;
+	char *name;
+};
+
+/* Free the allocated memory resource after the RPC handling. */
+static void
+free_rpc_bdev_passthru_create(struct rpc_bdev_passthru_create *r)
+{
+	free(r->base_bdev_name);
+	free(r->name);
+}
+
+/* Structure to decode the input parameters for this RPC method. */
+static const struct spdk_json_object_decoder rpc_bdev_passthru_create_decoders[] = {
+	{"base_bdev_name", offsetof(struct rpc_bdev_passthru_create, base_bdev_name), spdk_json_decode_string},
+	{"name", offsetof(struct rpc_bdev_passthru_create, name), spdk_json_decode_string},
+};
+
+/* Decode the parameters for this RPC method and properly construct the passthru
+ * device. Error status returned in the failed cases.
+ */
+static void
+rpc_bdev_passthru_create(struct spdk_jsonrpc_request *request,
+			 const struct spdk_json_val *params)
+{
+	struct rpc_bdev_passthru_create req = {NULL};
+	struct spdk_json_write_ctx *w;
+	int rc;
+
+	if (spdk_json_decode_object(params, rpc_bdev_passthru_create_decoders,
+				    SPDK_COUNTOF(rpc_bdev_passthru_create_decoders),
+				    &req)) {
+		SPDK_DEBUGLOG(SPDK_LOG_VBDEV_PASSTHRU, "spdk_json_decode_object failed\n");
+		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+						 "spdk_json_decode_object failed");
+		goto cleanup;
+	}
+
+	rc = bdev_passthru_create_disk(req.base_bdev_name, req.name);
+	if (rc != 0) {
+		spdk_jsonrpc_send_error_response(request, rc, spdk_strerror(-rc));
+		goto cleanup;
+	}
+
+	w = spdk_jsonrpc_begin_result(request);
+	spdk_json_write_string(w, req.name);
+	spdk_jsonrpc_end_result(request, w);
+
+cleanup:
+	free_rpc_bdev_passthru_create(&req);
+}
+SPDK_RPC_REGISTER("bdev_passthru_create", rpc_bdev_passthru_create, SPDK_RPC_RUNTIME)
+SPDK_RPC_REGISTER_ALIAS_DEPRECATED(bdev_passthru_create, construct_passthru_bdev)
+
+struct rpc_bdev_passthru_delete {
+	char *name;
+};
+
+static void
+free_rpc_bdev_passthru_delete(struct rpc_bdev_passthru_delete *req)
+{
+	free(req->name);
+}
+
+static const struct spdk_json_object_decoder rpc_bdev_passthru_delete_decoders[] = {
+	{"name", offsetof(struct rpc_bdev_passthru_delete, name), spdk_json_decode_string},
+};
+
+static void
+rpc_bdev_passthru_delete_cb(void *cb_arg, int bdeverrno)
+{
+	struct spdk_jsonrpc_request *request = cb_arg;
+	struct spdk_json_write_ctx *w;
+
+	w = spdk_jsonrpc_begin_result(request);
+	spdk_json_write_bool(w, bdeverrno == 0);
+	spdk_jsonrpc_end_result(request, w);
+}
+
+static void
+rpc_bdev_passthru_delete(struct spdk_jsonrpc_request *request,
+			 const struct spdk_json_val *params)
+{
+	struct rpc_bdev_passthru_delete req = {NULL};
+	struct spdk_bdev *bdev;
+
+	if (spdk_json_decode_object(params, rpc_bdev_passthru_delete_decoders,
+				    SPDK_COUNTOF(rpc_bdev_passthru_delete_decoders),
+				    &req)) {
+		spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+						 "spdk_json_decode_object failed");
+		goto cleanup;
+	}
+
+	bdev = spdk_bdev_get_by_name(req.name);
+	if (bdev == NULL) {
+		spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
+		goto cleanup;
+	}
+
+	bdev_passthru_delete_disk(bdev, rpc_bdev_passthru_delete_cb, request);
+
+cleanup:
+	free_rpc_bdev_passthru_delete(&req);
+}
+SPDK_RPC_REGISTER("bdev_passthru_delete", rpc_bdev_passthru_delete, SPDK_RPC_RUNTIME)
+SPDK_RPC_REGISTER_ALIAS_DEPRECATED(bdev_passthru_delete, delete_passthru_bdev)