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Diffstat (limited to 'src/spdk/lib/event/subsystems/nvmf/nvmf_rpc.c')
-rw-r--r--src/spdk/lib/event/subsystems/nvmf/nvmf_rpc.c1562
1 files changed, 1562 insertions, 0 deletions
diff --git a/src/spdk/lib/event/subsystems/nvmf/nvmf_rpc.c b/src/spdk/lib/event/subsystems/nvmf/nvmf_rpc.c
new file mode 100644
index 00000000..e4114afe
--- /dev/null
+++ b/src/spdk/lib/event/subsystems/nvmf/nvmf_rpc.c
@@ -0,0 +1,1562 @@
+/*-
+ * 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 "event_nvmf.h"
+
+#include "spdk/bdev.h"
+#include "spdk/log.h"
+#include "spdk/rpc.h"
+#include "spdk/env.h"
+#include "spdk/nvme.h"
+#include "spdk/nvmf.h"
+#include "spdk/string.h"
+#include "spdk/util.h"
+
+static int
+json_write_hex_str(struct spdk_json_write_ctx *w, const void *data, size_t size)
+{
+ static const char hex_char[16] = "0123456789ABCDEF";
+ const uint8_t *buf = data;
+ char *str, *out;
+ int rc;
+
+ str = malloc(size * 2 + 1);
+ if (str == NULL) {
+ return -1;
+ }
+
+ out = str;
+ while (size--) {
+ unsigned byte = *buf++;
+
+ out[0] = hex_char[(byte >> 4) & 0xF];
+ out[1] = hex_char[byte & 0xF];
+
+ out += 2;
+ }
+ *out = '\0';
+
+ rc = spdk_json_write_string(w, str);
+ free(str);
+
+ return rc;
+}
+
+static int
+hex_nybble_to_num(char c)
+{
+ if (c >= '0' && c <= '9') {
+ return c - '0';
+ }
+
+ if (c >= 'a' && c <= 'f') {
+ return c - 'a' + 0xA;
+ }
+
+ if (c >= 'A' && c <= 'F') {
+ return c - 'A' + 0xA;
+ }
+
+ return -1;
+}
+
+static int
+hex_byte_to_num(const char *str)
+{
+ int hi, lo;
+
+ hi = hex_nybble_to_num(str[0]);
+ if (hi < 0) {
+ return hi;
+ }
+
+ lo = hex_nybble_to_num(str[1]);
+ if (lo < 0) {
+ return lo;
+ }
+
+ return hi * 16 + lo;
+}
+
+static int
+decode_hex_string_be(const char *str, uint8_t *out, size_t size)
+{
+ size_t i;
+
+ /* Decode a string in "ABCDEF012345" format to its binary representation */
+ for (i = 0; i < size; i++) {
+ int num = hex_byte_to_num(str);
+
+ if (num < 0) {
+ /* Invalid hex byte or end of string */
+ return -1;
+ }
+
+ out[i] = (uint8_t)num;
+ str += 2;
+ }
+
+ if (i != size || *str != '\0') {
+ /* Length mismatch */
+ return -1;
+ }
+
+ return 0;
+}
+
+static int
+decode_ns_nguid(const struct spdk_json_val *val, void *out)
+{
+ char *str = NULL;
+ int rc;
+
+ rc = spdk_json_decode_string(val, &str);
+ if (rc == 0) {
+ /* 16-byte NGUID */
+ rc = decode_hex_string_be(str, out, 16);
+ }
+
+ free(str);
+ return rc;
+}
+
+static int
+decode_ns_eui64(const struct spdk_json_val *val, void *out)
+{
+ char *str = NULL;
+ int rc;
+
+ rc = spdk_json_decode_string(val, &str);
+ if (rc == 0) {
+ /* 8-byte EUI-64 */
+ rc = decode_hex_string_be(str, out, 8);
+ }
+
+ free(str);
+ return rc;
+}
+
+static int
+decode_ns_uuid(const struct spdk_json_val *val, void *out)
+{
+ char *str = NULL;
+ int rc;
+
+ rc = spdk_json_decode_string(val, &str);
+ if (rc == 0) {
+ rc = spdk_uuid_parse(out, str);
+ }
+
+ free(str);
+ return rc;
+}
+
+static void
+dump_nvmf_subsystem(struct spdk_json_write_ctx *w, struct spdk_nvmf_subsystem *subsystem)
+{
+ struct spdk_nvmf_host *host;
+ struct spdk_nvmf_listener *listener;
+
+ spdk_json_write_object_begin(w);
+
+ spdk_json_write_name(w, "nqn");
+ spdk_json_write_string(w, spdk_nvmf_subsystem_get_nqn(subsystem));
+ spdk_json_write_name(w, "subtype");
+ if (spdk_nvmf_subsystem_get_type(subsystem) == SPDK_NVMF_SUBTYPE_NVME) {
+ spdk_json_write_string(w, "NVMe");
+ } else {
+ spdk_json_write_string(w, "Discovery");
+ }
+
+ spdk_json_write_name(w, "listen_addresses");
+ spdk_json_write_array_begin(w);
+
+ for (listener = spdk_nvmf_subsystem_get_first_listener(subsystem); listener != NULL;
+ listener = spdk_nvmf_subsystem_get_next_listener(subsystem, listener)) {
+ const struct spdk_nvme_transport_id *trid;
+ const char *trtype;
+ const char *adrfam;
+
+ trid = spdk_nvmf_listener_get_trid(listener);
+
+ spdk_json_write_object_begin(w);
+ trtype = spdk_nvme_transport_id_trtype_str(trid->trtype);
+ if (trtype == NULL) {
+ trtype = "unknown";
+ }
+ adrfam = spdk_nvme_transport_id_adrfam_str(trid->adrfam);
+ if (adrfam == NULL) {
+ adrfam = "unknown";
+ }
+ /* NOTE: "transport" is kept for compatibility; new code should use "trtype" */
+ spdk_json_write_name(w, "transport");
+ spdk_json_write_string(w, trtype);
+ spdk_json_write_name(w, "trtype");
+ spdk_json_write_string(w, trtype);
+ spdk_json_write_name(w, "adrfam");
+ spdk_json_write_string(w, adrfam);
+ spdk_json_write_name(w, "traddr");
+ spdk_json_write_string(w, trid->traddr);
+ spdk_json_write_name(w, "trsvcid");
+ spdk_json_write_string(w, trid->trsvcid);
+ spdk_json_write_object_end(w);
+ }
+ spdk_json_write_array_end(w);
+
+ spdk_json_write_name(w, "allow_any_host");
+ spdk_json_write_bool(w, spdk_nvmf_subsystem_get_allow_any_host(subsystem));
+
+ spdk_json_write_name(w, "hosts");
+ spdk_json_write_array_begin(w);
+
+ for (host = spdk_nvmf_subsystem_get_first_host(subsystem); host != NULL;
+ host = spdk_nvmf_subsystem_get_next_host(subsystem, host)) {
+ spdk_json_write_object_begin(w);
+ spdk_json_write_name(w, "nqn");
+ spdk_json_write_string(w, spdk_nvmf_host_get_nqn(host));
+ spdk_json_write_object_end(w);
+ }
+ spdk_json_write_array_end(w);
+
+ if (spdk_nvmf_subsystem_get_type(subsystem) == SPDK_NVMF_SUBTYPE_NVME) {
+ struct spdk_nvmf_ns *ns;
+ struct spdk_nvmf_ns_opts ns_opts;
+ uint32_t max_namespaces;
+
+ spdk_json_write_name(w, "serial_number");
+ spdk_json_write_string(w, spdk_nvmf_subsystem_get_sn(subsystem));
+
+ max_namespaces = spdk_nvmf_subsystem_get_max_namespaces(subsystem);
+ if (max_namespaces != 0) {
+ spdk_json_write_named_uint32(w, "max_namespaces", max_namespaces);
+ }
+
+ spdk_json_write_name(w, "namespaces");
+ spdk_json_write_array_begin(w);
+ for (ns = spdk_nvmf_subsystem_get_first_ns(subsystem); ns != NULL;
+ ns = spdk_nvmf_subsystem_get_next_ns(subsystem, ns)) {
+ spdk_nvmf_ns_get_opts(ns, &ns_opts, sizeof(ns_opts));
+ spdk_json_write_object_begin(w);
+ spdk_json_write_name(w, "nsid");
+ spdk_json_write_int32(w, spdk_nvmf_ns_get_id(ns));
+ spdk_json_write_name(w, "bdev_name");
+ spdk_json_write_string(w, spdk_bdev_get_name(spdk_nvmf_ns_get_bdev(ns)));
+ /* NOTE: "name" is kept for compatibility only - new code should use bdev_name. */
+ spdk_json_write_name(w, "name");
+ spdk_json_write_string(w, spdk_bdev_get_name(spdk_nvmf_ns_get_bdev(ns)));
+
+ if (!spdk_mem_all_zero(ns_opts.nguid, sizeof(ns_opts.nguid))) {
+ spdk_json_write_name(w, "nguid");
+ json_write_hex_str(w, ns_opts.nguid, sizeof(ns_opts.nguid));
+ }
+
+ if (!spdk_mem_all_zero(ns_opts.eui64, sizeof(ns_opts.eui64))) {
+ spdk_json_write_name(w, "eui64");
+ json_write_hex_str(w, ns_opts.eui64, sizeof(ns_opts.eui64));
+ }
+
+ if (!spdk_mem_all_zero(&ns_opts.uuid, sizeof(ns_opts.uuid))) {
+ char uuid_str[SPDK_UUID_STRING_LEN];
+
+ spdk_uuid_fmt_lower(uuid_str, sizeof(uuid_str), &ns_opts.uuid);
+ spdk_json_write_name(w, "uuid");
+ spdk_json_write_string(w, uuid_str);
+ }
+
+ spdk_json_write_object_end(w);
+ }
+ spdk_json_write_array_end(w);
+ }
+ spdk_json_write_object_end(w);
+}
+
+static void
+spdk_rpc_get_nvmf_subsystems(struct spdk_jsonrpc_request *request,
+ const struct spdk_json_val *params)
+{
+ struct spdk_json_write_ctx *w;
+ struct spdk_nvmf_subsystem *subsystem;
+
+ if (params != NULL) {
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+ "get_nvmf_subsystems requires no parameters");
+ return;
+ }
+
+ w = spdk_jsonrpc_begin_result(request);
+ if (w == NULL) {
+ return;
+ }
+
+ spdk_json_write_array_begin(w);
+ subsystem = spdk_nvmf_subsystem_get_first(g_spdk_nvmf_tgt);
+ while (subsystem) {
+ dump_nvmf_subsystem(w, subsystem);
+ subsystem = spdk_nvmf_subsystem_get_next(subsystem);
+ }
+ spdk_json_write_array_end(w);
+ spdk_jsonrpc_end_result(request, w);
+}
+SPDK_RPC_REGISTER("get_nvmf_subsystems", spdk_rpc_get_nvmf_subsystems, SPDK_RPC_RUNTIME)
+
+struct rpc_subsystem_create {
+ char *nqn;
+ char *serial_number;
+ uint32_t max_namespaces;
+ bool allow_any_host;
+};
+
+static const struct spdk_json_object_decoder rpc_subsystem_create_decoders[] = {
+ {"nqn", offsetof(struct rpc_subsystem_create, nqn), spdk_json_decode_string},
+ {"serial_number", offsetof(struct rpc_subsystem_create, serial_number), spdk_json_decode_string, true},
+ {"max_namespaces", offsetof(struct rpc_subsystem_create, max_namespaces), spdk_json_decode_uint32, true},
+ {"allow_any_host", offsetof(struct rpc_subsystem_create, allow_any_host), spdk_json_decode_bool, true},
+};
+
+static void
+spdk_rpc_nvmf_subsystem_started(struct spdk_nvmf_subsystem *subsystem,
+ void *cb_arg, int status)
+{
+ struct spdk_jsonrpc_request *request = cb_arg;
+ struct spdk_json_write_ctx *w;
+
+ w = spdk_jsonrpc_begin_result(request);
+ if (w == NULL) {
+ return;
+ }
+
+ spdk_json_write_bool(w, true);
+ spdk_jsonrpc_end_result(request, w);
+}
+
+static void
+spdk_rpc_nvmf_subsystem_create(struct spdk_jsonrpc_request *request,
+ const struct spdk_json_val *params)
+{
+ struct rpc_subsystem_create *req;
+ struct spdk_nvmf_subsystem *subsystem;
+
+ req = calloc(1, sizeof(*req));
+ if (!req) {
+ goto invalid;
+ }
+
+ if (spdk_json_decode_object(params, rpc_subsystem_create_decoders,
+ SPDK_COUNTOF(rpc_subsystem_create_decoders),
+ req)) {
+ SPDK_ERRLOG("spdk_json_decode_object failed\n");
+ goto invalid;
+ }
+
+ subsystem = spdk_nvmf_subsystem_create(g_spdk_nvmf_tgt, req->nqn, SPDK_NVMF_SUBTYPE_NVME,
+ req->max_namespaces);
+ if (!subsystem) {
+ goto invalid;
+ }
+
+ if (req->serial_number) {
+ if (spdk_nvmf_subsystem_set_sn(subsystem, req->serial_number)) {
+ SPDK_ERRLOG("Subsystem %s: invalid serial number '%s'\n", req->nqn, req->serial_number);
+ goto invalid;
+ }
+ }
+
+ spdk_nvmf_subsystem_set_allow_any_host(subsystem, req->allow_any_host);
+
+ free(req->nqn);
+ free(req->serial_number);
+ free(req);
+
+ spdk_nvmf_subsystem_start(subsystem,
+ spdk_rpc_nvmf_subsystem_started,
+ request);
+
+ return;
+
+invalid:
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ if (req) {
+ free(req->nqn);
+ free(req->serial_number);
+ }
+ free(req);
+}
+SPDK_RPC_REGISTER("nvmf_subsystem_create", spdk_rpc_nvmf_subsystem_create, SPDK_RPC_RUNTIME)
+
+struct rpc_delete_subsystem {
+ char *nqn;
+};
+
+static void
+free_rpc_delete_subsystem(struct rpc_delete_subsystem *r)
+{
+ free(r->nqn);
+}
+
+static void
+spdk_rpc_nvmf_subsystem_stopped(struct spdk_nvmf_subsystem *subsystem,
+ void *cb_arg, int status)
+{
+ struct spdk_jsonrpc_request *request = cb_arg;
+ struct spdk_json_write_ctx *w;
+
+ spdk_nvmf_subsystem_destroy(subsystem);
+
+ w = spdk_jsonrpc_begin_result(request);
+ if (w == NULL) {
+ return;
+ }
+
+ spdk_json_write_bool(w, true);
+ spdk_jsonrpc_end_result(request, w);
+}
+
+static const struct spdk_json_object_decoder rpc_delete_subsystem_decoders[] = {
+ {"nqn", offsetof(struct rpc_delete_subsystem, nqn), spdk_json_decode_string},
+};
+
+static void
+spdk_rpc_delete_nvmf_subsystem(struct spdk_jsonrpc_request *request,
+ const struct spdk_json_val *params)
+{
+ struct rpc_delete_subsystem req = {};
+ struct spdk_nvmf_subsystem *subsystem;
+
+ if (spdk_json_decode_object(params, rpc_delete_subsystem_decoders,
+ SPDK_COUNTOF(rpc_delete_subsystem_decoders),
+ &req)) {
+ SPDK_ERRLOG("spdk_json_decode_object failed\n");
+ goto invalid;
+ }
+
+ if (req.nqn == NULL) {
+ SPDK_ERRLOG("missing name param\n");
+ goto invalid;
+ }
+
+ subsystem = spdk_nvmf_tgt_find_subsystem(g_spdk_nvmf_tgt, req.nqn);
+ if (!subsystem) {
+ goto invalid;
+ }
+
+ free_rpc_delete_subsystem(&req);
+
+ spdk_nvmf_subsystem_stop(subsystem,
+ spdk_rpc_nvmf_subsystem_stopped,
+ request);
+
+ return;
+
+invalid:
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ free_rpc_delete_subsystem(&req);
+}
+SPDK_RPC_REGISTER("delete_nvmf_subsystem", spdk_rpc_delete_nvmf_subsystem, SPDK_RPC_RUNTIME)
+
+struct rpc_listen_address {
+ char *transport;
+ char *adrfam;
+ char *traddr;
+ char *trsvcid;
+};
+
+#define RPC_MAX_LISTEN_ADDRESSES 255
+#define RPC_MAX_NAMESPACES 255
+
+struct rpc_listen_addresses {
+ size_t num_listen_address;
+ struct rpc_listen_address addresses[RPC_MAX_LISTEN_ADDRESSES];
+};
+
+static const struct spdk_json_object_decoder rpc_listen_address_decoders[] = {
+ /* NOTE: "transport" is kept for compatibility; new code should use "trtype" */
+ {"transport", offsetof(struct rpc_listen_address, transport), spdk_json_decode_string, true},
+ {"trtype", offsetof(struct rpc_listen_address, transport), spdk_json_decode_string, true},
+ {"adrfam", offsetof(struct rpc_listen_address, adrfam), spdk_json_decode_string, true},
+ {"traddr", offsetof(struct rpc_listen_address, traddr), spdk_json_decode_string},
+ {"trsvcid", offsetof(struct rpc_listen_address, trsvcid), spdk_json_decode_string},
+};
+
+static int
+decode_rpc_listen_address(const struct spdk_json_val *val, void *out)
+{
+ struct rpc_listen_address *req = (struct rpc_listen_address *)out;
+ if (spdk_json_decode_object(val, rpc_listen_address_decoders,
+ SPDK_COUNTOF(rpc_listen_address_decoders),
+ req)) {
+ SPDK_ERRLOG("spdk_json_decode_object failed\n");
+ return -1;
+ }
+ return 0;
+}
+
+static void
+free_rpc_listen_address(struct rpc_listen_address *r)
+{
+ free(r->transport);
+ free(r->adrfam);
+ free(r->traddr);
+ free(r->trsvcid);
+}
+
+enum nvmf_rpc_listen_op {
+ NVMF_RPC_LISTEN_ADD,
+ NVMF_RPC_LISTEN_REMOVE,
+};
+
+struct nvmf_rpc_listener_ctx {
+ char *nqn;
+ struct spdk_nvmf_subsystem *subsystem;
+ struct rpc_listen_address address;
+
+ struct spdk_jsonrpc_request *request;
+ struct spdk_nvme_transport_id trid;
+ enum nvmf_rpc_listen_op op;
+ bool response_sent;
+};
+
+static const struct spdk_json_object_decoder nvmf_rpc_listener_decoder[] = {
+ {"nqn", offsetof(struct nvmf_rpc_listener_ctx, nqn), spdk_json_decode_string},
+ {"listen_address", offsetof(struct nvmf_rpc_listener_ctx, address), decode_rpc_listen_address},
+};
+
+static void
+nvmf_rpc_listener_ctx_free(struct nvmf_rpc_listener_ctx *ctx)
+{
+ free(ctx->nqn);
+ free_rpc_listen_address(&ctx->address);
+ free(ctx);
+}
+
+static void
+nvmf_rpc_listen_resumed(struct spdk_nvmf_subsystem *subsystem,
+ void *cb_arg, int status)
+{
+ struct nvmf_rpc_listener_ctx *ctx = cb_arg;
+ struct spdk_jsonrpc_request *request;
+ struct spdk_json_write_ctx *w;
+
+ request = ctx->request;
+ if (ctx->response_sent) {
+ /* If an error occurred, the response has already been sent. */
+ nvmf_rpc_listener_ctx_free(ctx);
+ return;
+ }
+
+ nvmf_rpc_listener_ctx_free(ctx);
+
+ w = spdk_jsonrpc_begin_result(request);
+ if (w == NULL) {
+ return;
+ }
+
+ spdk_json_write_bool(w, true);
+ spdk_jsonrpc_end_result(request, w);
+}
+
+static void
+nvmf_rpc_tgt_listen(void *cb_arg, int status)
+{
+ struct nvmf_rpc_listener_ctx *ctx = cb_arg;
+
+ if (status) {
+ spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+ "Invalid parameters");
+ ctx->response_sent = true;
+ } else {
+ if (spdk_nvmf_subsystem_add_listener(ctx->subsystem, &ctx->trid)) {
+ spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+ "Invalid parameters");
+ ctx->response_sent = true;
+ }
+ }
+
+ if (spdk_nvmf_subsystem_resume(ctx->subsystem, nvmf_rpc_listen_resumed, ctx)) {
+ if (!ctx->response_sent) {
+ spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
+ }
+ nvmf_rpc_listener_ctx_free(ctx);
+ /* Can't really do anything to recover here - subsystem will remain paused. */
+ }
+}
+
+static void
+nvmf_rpc_listen_paused(struct spdk_nvmf_subsystem *subsystem,
+ void *cb_arg, int status)
+{
+ struct nvmf_rpc_listener_ctx *ctx = cb_arg;
+
+ if (ctx->op == NVMF_RPC_LISTEN_ADD) {
+ spdk_nvmf_tgt_listen(g_spdk_nvmf_tgt, &ctx->trid, nvmf_rpc_tgt_listen, ctx);
+ return;
+ } else if (ctx->op == NVMF_RPC_LISTEN_REMOVE) {
+ if (spdk_nvmf_subsystem_remove_listener(subsystem, &ctx->trid)) {
+ SPDK_ERRLOG("Unable to remove listener.\n");
+ spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+ "Invalid parameters");
+ ctx->response_sent = true;
+ }
+ } else {
+ spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+ "Invalid parameters");
+ ctx->response_sent = true;
+ }
+
+ if (spdk_nvmf_subsystem_resume(subsystem, nvmf_rpc_listen_resumed, ctx)) {
+ if (!ctx->response_sent) {
+ spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
+ }
+ nvmf_rpc_listener_ctx_free(ctx);
+ /* Can't really do anything to recover here - subsystem will remain paused. */
+ }
+}
+
+static int
+rpc_listen_address_to_trid(const struct rpc_listen_address *address,
+ struct spdk_nvme_transport_id *trid)
+{
+ size_t len;
+
+ memset(trid, 0, sizeof(*trid));
+
+ if (spdk_nvme_transport_id_parse_trtype(&trid->trtype, address->transport)) {
+ SPDK_ERRLOG("Invalid transport type: %s\n", address->transport);
+ return -EINVAL;
+ }
+
+ if (address->adrfam) {
+ if (spdk_nvme_transport_id_parse_adrfam(&trid->adrfam, address->adrfam)) {
+ SPDK_ERRLOG("Invalid adrfam: %s\n", address->adrfam);
+ return -EINVAL;
+ }
+ } else {
+ trid->adrfam = SPDK_NVMF_ADRFAM_IPV4;
+ }
+
+ len = strlen(address->traddr);
+ if (len > sizeof(trid->traddr) - 1) {
+ SPDK_ERRLOG("Transport address longer than %zu characters: %s\n",
+ sizeof(trid->traddr) - 1, address->traddr);
+ return -EINVAL;
+ }
+ memcpy(trid->traddr, address->traddr, len + 1);
+
+ len = strlen(address->trsvcid);
+ if (len > sizeof(trid->trsvcid) - 1) {
+ SPDK_ERRLOG("Transport service id longer than %zu characters: %s\n",
+ sizeof(trid->trsvcid) - 1, address->trsvcid);
+ return -EINVAL;
+ }
+ memcpy(trid->trsvcid, address->trsvcid, len + 1);
+
+ return 0;
+}
+
+static void
+nvmf_rpc_subsystem_add_listener(struct spdk_jsonrpc_request *request,
+ const struct spdk_json_val *params)
+{
+ struct nvmf_rpc_listener_ctx *ctx;
+ struct spdk_nvmf_subsystem *subsystem;
+
+ ctx = calloc(1, sizeof(*ctx));
+ if (!ctx) {
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
+ return;
+ }
+
+ ctx->request = request;
+
+ if (spdk_json_decode_object(params, nvmf_rpc_listener_decoder,
+ SPDK_COUNTOF(nvmf_rpc_listener_decoder),
+ ctx)) {
+ SPDK_ERRLOG("spdk_json_decode_object failed\n");
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ nvmf_rpc_listener_ctx_free(ctx);
+ return;
+ }
+
+ subsystem = spdk_nvmf_tgt_find_subsystem(g_spdk_nvmf_tgt, ctx->nqn);
+ if (!subsystem) {
+ SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ nvmf_rpc_listener_ctx_free(ctx);
+ return;
+ }
+
+ ctx->subsystem = subsystem;
+
+ if (rpc_listen_address_to_trid(&ctx->address, &ctx->trid)) {
+ spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+ "Invalid parameters");
+ nvmf_rpc_listener_ctx_free(ctx);
+ return;
+ }
+
+ ctx->op = NVMF_RPC_LISTEN_ADD;
+
+ if (spdk_nvmf_subsystem_pause(subsystem, nvmf_rpc_listen_paused, ctx)) {
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
+ nvmf_rpc_listener_ctx_free(ctx);
+ return;
+ }
+}
+SPDK_RPC_REGISTER("nvmf_subsystem_add_listener", nvmf_rpc_subsystem_add_listener, SPDK_RPC_RUNTIME);
+
+static void
+nvmf_rpc_subsystem_remove_listener(struct spdk_jsonrpc_request *request,
+ const struct spdk_json_val *params)
+{
+ struct nvmf_rpc_listener_ctx *ctx;
+ struct spdk_nvmf_subsystem *subsystem;
+
+ ctx = calloc(1, sizeof(*ctx));
+ if (!ctx) {
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
+ return;
+ }
+
+ ctx->request = request;
+
+ if (spdk_json_decode_object(params, nvmf_rpc_listener_decoder,
+ SPDK_COUNTOF(nvmf_rpc_listener_decoder),
+ ctx)) {
+ SPDK_ERRLOG("spdk_json_decode_object failed\n");
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ nvmf_rpc_listener_ctx_free(ctx);
+ return;
+ }
+
+ subsystem = spdk_nvmf_tgt_find_subsystem(g_spdk_nvmf_tgt, ctx->nqn);
+ if (!subsystem) {
+ SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ nvmf_rpc_listener_ctx_free(ctx);
+ return;
+ }
+
+ ctx->subsystem = subsystem;
+
+ if (rpc_listen_address_to_trid(&ctx->address, &ctx->trid)) {
+ spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+ "Invalid parameters");
+ nvmf_rpc_listener_ctx_free(ctx);
+ return;
+ }
+
+ ctx->op = NVMF_RPC_LISTEN_REMOVE;
+
+ if (spdk_nvmf_subsystem_pause(subsystem, nvmf_rpc_listen_paused, ctx)) {
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
+ nvmf_rpc_listener_ctx_free(ctx);
+ return;
+ }
+
+}
+SPDK_RPC_REGISTER("nvmf_subsystem_remove_listener", nvmf_rpc_subsystem_remove_listener,
+ SPDK_RPC_RUNTIME);
+
+struct spdk_nvmf_ns_params {
+ char *bdev_name;
+ uint32_t nsid;
+ char nguid[16];
+ char eui64[8];
+ struct spdk_uuid uuid;
+};
+
+struct rpc_namespaces {
+ size_t num_ns;
+ struct spdk_nvmf_ns_params ns_params[RPC_MAX_NAMESPACES];
+};
+
+
+static const struct spdk_json_object_decoder rpc_ns_params_decoders[] = {
+ {"nsid", offsetof(struct spdk_nvmf_ns_params, nsid), spdk_json_decode_uint32, true},
+ {"bdev_name", offsetof(struct spdk_nvmf_ns_params, bdev_name), spdk_json_decode_string},
+ {"nguid", offsetof(struct spdk_nvmf_ns_params, nguid), decode_ns_nguid, true},
+ {"eui64", offsetof(struct spdk_nvmf_ns_params, eui64), decode_ns_eui64, true},
+ {"uuid", offsetof(struct spdk_nvmf_ns_params, uuid), decode_ns_uuid, true},
+};
+
+static int
+decode_rpc_ns_params(const struct spdk_json_val *val, void *out)
+{
+ struct spdk_nvmf_ns_params *ns_params = out;
+
+ return spdk_json_decode_object(val, rpc_ns_params_decoders,
+ SPDK_COUNTOF(rpc_ns_params_decoders),
+ ns_params);
+}
+
+struct nvmf_rpc_ns_ctx {
+ char *nqn;
+ struct spdk_nvmf_ns_params ns_params;
+
+ struct spdk_jsonrpc_request *request;
+ bool response_sent;
+};
+
+static const struct spdk_json_object_decoder nvmf_rpc_subsystem_ns_decoder[] = {
+ {"nqn", offsetof(struct nvmf_rpc_ns_ctx, nqn), spdk_json_decode_string},
+ {"namespace", offsetof(struct nvmf_rpc_ns_ctx, ns_params), decode_rpc_ns_params},
+};
+
+static void
+nvmf_rpc_ns_ctx_free(struct nvmf_rpc_ns_ctx *ctx)
+{
+ free(ctx->nqn);
+ free(ctx->ns_params.bdev_name);
+ free(ctx);
+}
+
+static void
+nvmf_rpc_ns_resumed(struct spdk_nvmf_subsystem *subsystem,
+ void *cb_arg, int status)
+{
+ struct nvmf_rpc_ns_ctx *ctx = cb_arg;
+ struct spdk_jsonrpc_request *request = ctx->request;
+ uint32_t nsid = ctx->ns_params.nsid;
+ bool response_sent = ctx->response_sent;
+ struct spdk_json_write_ctx *w;
+
+ nvmf_rpc_ns_ctx_free(ctx);
+
+ if (response_sent) {
+ return;
+ }
+
+ w = spdk_jsonrpc_begin_result(request);
+ if (w == NULL) {
+ return;
+ }
+
+ spdk_json_write_uint32(w, nsid);
+ spdk_jsonrpc_end_result(request, w);
+}
+
+static void
+nvmf_rpc_ns_paused(struct spdk_nvmf_subsystem *subsystem,
+ void *cb_arg, int status)
+{
+ struct nvmf_rpc_ns_ctx *ctx = cb_arg;
+ struct spdk_nvmf_ns_opts ns_opts;
+ struct spdk_bdev *bdev;
+
+ bdev = spdk_bdev_get_by_name(ctx->ns_params.bdev_name);
+ if (!bdev) {
+ SPDK_ERRLOG("No bdev with name %s\n", ctx->ns_params.bdev_name);
+ spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+ "Invalid parameters");
+ ctx->response_sent = true;
+ goto resume;
+ }
+
+ spdk_nvmf_ns_opts_get_defaults(&ns_opts, sizeof(ns_opts));
+ ns_opts.nsid = ctx->ns_params.nsid;
+
+ SPDK_STATIC_ASSERT(sizeof(ns_opts.nguid) == sizeof(ctx->ns_params.nguid), "size mismatch");
+ memcpy(ns_opts.nguid, ctx->ns_params.nguid, sizeof(ns_opts.nguid));
+
+ SPDK_STATIC_ASSERT(sizeof(ns_opts.eui64) == sizeof(ctx->ns_params.eui64), "size mismatch");
+ memcpy(ns_opts.eui64, ctx->ns_params.eui64, sizeof(ns_opts.eui64));
+
+ if (!spdk_mem_all_zero(&ctx->ns_params.uuid, sizeof(ctx->ns_params.uuid))) {
+ ns_opts.uuid = ctx->ns_params.uuid;
+ }
+
+ ctx->ns_params.nsid = spdk_nvmf_subsystem_add_ns(subsystem, bdev, &ns_opts, sizeof(ns_opts));
+ if (ctx->ns_params.nsid == 0) {
+ SPDK_ERRLOG("Unable to add namespace\n");
+ spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+ "Invalid parameters");
+ ctx->response_sent = true;
+ goto resume;
+ }
+
+resume:
+ if (spdk_nvmf_subsystem_resume(subsystem, nvmf_rpc_ns_resumed, ctx)) {
+ spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
+ nvmf_rpc_ns_ctx_free(ctx);
+ return;
+ }
+}
+
+static void
+nvmf_rpc_subsystem_add_ns(struct spdk_jsonrpc_request *request,
+ const struct spdk_json_val *params)
+{
+ struct nvmf_rpc_ns_ctx *ctx;
+ struct spdk_nvmf_subsystem *subsystem;
+
+ ctx = calloc(1, sizeof(*ctx));
+ if (!ctx) {
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
+ return;
+ }
+
+ if (spdk_json_decode_object(params, nvmf_rpc_subsystem_ns_decoder,
+ SPDK_COUNTOF(nvmf_rpc_subsystem_ns_decoder),
+ ctx)) {
+ SPDK_ERRLOG("spdk_json_decode_object failed\n");
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ nvmf_rpc_ns_ctx_free(ctx);
+ return;
+ }
+
+ ctx->request = request;
+ ctx->response_sent = false;
+
+ subsystem = spdk_nvmf_tgt_find_subsystem(g_spdk_nvmf_tgt, ctx->nqn);
+ if (!subsystem) {
+ SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ nvmf_rpc_ns_ctx_free(ctx);
+ return;
+ }
+
+ if (spdk_nvmf_subsystem_pause(subsystem, nvmf_rpc_ns_paused, ctx)) {
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
+ nvmf_rpc_ns_ctx_free(ctx);
+ return;
+ }
+}
+SPDK_RPC_REGISTER("nvmf_subsystem_add_ns", nvmf_rpc_subsystem_add_ns, SPDK_RPC_RUNTIME)
+
+struct nvmf_rpc_remove_ns_ctx {
+ char *nqn;
+ uint32_t nsid;
+
+ struct spdk_jsonrpc_request *request;
+ bool response_sent;
+};
+
+static const struct spdk_json_object_decoder nvmf_rpc_subsystem_remove_ns_decoder[] = {
+ {"nqn", offsetof(struct nvmf_rpc_remove_ns_ctx, nqn), spdk_json_decode_string},
+ {"nsid", offsetof(struct nvmf_rpc_remove_ns_ctx, nsid), spdk_json_decode_uint32},
+};
+
+static void
+nvmf_rpc_remove_ns_ctx_free(struct nvmf_rpc_remove_ns_ctx *ctx)
+{
+ free(ctx->nqn);
+ free(ctx);
+}
+
+static void
+nvmf_rpc_remove_ns_resumed(struct spdk_nvmf_subsystem *subsystem,
+ void *cb_arg, int status)
+{
+ struct nvmf_rpc_remove_ns_ctx *ctx = cb_arg;
+ struct spdk_jsonrpc_request *request = ctx->request;
+ bool response_sent = ctx->response_sent;
+ struct spdk_json_write_ctx *w;
+
+ nvmf_rpc_remove_ns_ctx_free(ctx);
+
+ if (response_sent) {
+ return;
+ }
+
+ w = spdk_jsonrpc_begin_result(request);
+ if (w == NULL) {
+ return;
+ }
+
+ spdk_json_write_bool(w, true);
+ spdk_jsonrpc_end_result(request, w);
+}
+
+static void
+nvmf_rpc_remove_ns_remove_done(struct spdk_nvmf_subsystem *subsystem, void *cb_arg, int status)
+{
+ struct nvmf_rpc_remove_ns_ctx *ctx;
+
+ ctx = cb_arg;
+
+ if (status != 0) {
+ SPDK_ERRLOG("Unable to remove namespace ID %u\n", ctx->nsid);
+ spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+ "Invalid parameters");
+ ctx->response_sent = true;
+ }
+
+ if (spdk_nvmf_subsystem_resume(subsystem, nvmf_rpc_remove_ns_resumed, ctx)) {
+ spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
+ nvmf_rpc_remove_ns_ctx_free(ctx);
+ return;
+ }
+}
+
+static void
+nvmf_rpc_remove_ns_paused(struct spdk_nvmf_subsystem *subsystem,
+ void *cb_arg, int status)
+{
+ struct nvmf_rpc_remove_ns_ctx *ctx = cb_arg;
+ int ret;
+
+ ret = spdk_nvmf_subsystem_remove_ns(subsystem, ctx->nsid, nvmf_rpc_remove_ns_remove_done, ctx);
+ if (ret < 0) {
+ SPDK_ERRLOG("Unable to remove namespace ID %u\n", ctx->nsid);
+ spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+ "Invalid parameters");
+ ctx->response_sent = true;
+ spdk_nvmf_subsystem_resume(subsystem, nvmf_rpc_remove_ns_resumed, ctx);
+ }
+}
+
+static void
+nvmf_rpc_subsystem_remove_ns(struct spdk_jsonrpc_request *request,
+ const struct spdk_json_val *params)
+{
+ struct nvmf_rpc_remove_ns_ctx *ctx;
+ struct spdk_nvmf_subsystem *subsystem;
+
+ ctx = calloc(1, sizeof(*ctx));
+ if (!ctx) {
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
+ return;
+ }
+
+ if (spdk_json_decode_object(params, nvmf_rpc_subsystem_remove_ns_decoder,
+ SPDK_COUNTOF(nvmf_rpc_subsystem_remove_ns_decoder),
+ ctx)) {
+ SPDK_ERRLOG("spdk_json_decode_object failed\n");
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ nvmf_rpc_remove_ns_ctx_free(ctx);
+ return;
+ }
+
+ ctx->request = request;
+ ctx->response_sent = false;
+
+ subsystem = spdk_nvmf_tgt_find_subsystem(g_spdk_nvmf_tgt, ctx->nqn);
+ if (!subsystem) {
+ SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ nvmf_rpc_remove_ns_ctx_free(ctx);
+ return;
+ }
+
+ if (spdk_nvmf_subsystem_pause(subsystem, nvmf_rpc_remove_ns_paused, ctx)) {
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
+ nvmf_rpc_remove_ns_ctx_free(ctx);
+ return;
+ }
+}
+SPDK_RPC_REGISTER("nvmf_subsystem_remove_ns", nvmf_rpc_subsystem_remove_ns, SPDK_RPC_RUNTIME)
+
+enum nvmf_rpc_host_op {
+ NVMF_RPC_HOST_ADD,
+ NVMF_RPC_HOST_REMOVE,
+ NVMF_RPC_HOST_ALLOW_ANY,
+};
+
+struct nvmf_rpc_host_ctx {
+ struct spdk_jsonrpc_request *request;
+
+ char *nqn;
+ char *host;
+
+ enum nvmf_rpc_host_op op;
+
+ bool allow_any_host;
+
+ bool response_sent;
+};
+
+static const struct spdk_json_object_decoder nvmf_rpc_subsystem_host_decoder[] = {
+ {"nqn", offsetof(struct nvmf_rpc_host_ctx, nqn), spdk_json_decode_string},
+ {"host", offsetof(struct nvmf_rpc_host_ctx, host), spdk_json_decode_string},
+};
+
+static void
+nvmf_rpc_host_ctx_free(struct nvmf_rpc_host_ctx *ctx)
+{
+ free(ctx->nqn);
+ free(ctx->host);
+ free(ctx);
+}
+
+static void
+nvmf_rpc_host_resumed(struct spdk_nvmf_subsystem *subsystem,
+ void *cb_arg, int status)
+{
+ struct nvmf_rpc_host_ctx *ctx = cb_arg;
+ struct spdk_jsonrpc_request *request;
+ struct spdk_json_write_ctx *w;
+ bool response_sent = ctx->response_sent;
+
+ request = ctx->request;
+ nvmf_rpc_host_ctx_free(ctx);
+
+ if (response_sent) {
+ return;
+ }
+
+ w = spdk_jsonrpc_begin_result(request);
+ if (w == NULL) {
+ return;
+ }
+
+ spdk_json_write_bool(w, true);
+ spdk_jsonrpc_end_result(request, w);
+}
+
+static void
+nvmf_rpc_host_paused(struct spdk_nvmf_subsystem *subsystem,
+ void *cb_arg, int status)
+{
+ struct nvmf_rpc_host_ctx *ctx = cb_arg;
+ int rc = -1;
+
+ switch (ctx->op) {
+ case NVMF_RPC_HOST_ADD:
+ rc = spdk_nvmf_subsystem_add_host(subsystem, ctx->host);
+ break;
+ case NVMF_RPC_HOST_REMOVE:
+ rc = spdk_nvmf_subsystem_remove_host(subsystem, ctx->host);
+ break;
+ case NVMF_RPC_HOST_ALLOW_ANY:
+ rc = spdk_nvmf_subsystem_set_allow_any_host(subsystem, ctx->allow_any_host);
+ break;
+ }
+
+ if (rc != 0) {
+ spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
+ ctx->response_sent = true;
+ }
+
+ if (spdk_nvmf_subsystem_resume(subsystem, nvmf_rpc_host_resumed, ctx)) {
+ if (!ctx->response_sent) {
+ spdk_jsonrpc_send_error_response(ctx->request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
+ }
+ nvmf_rpc_host_ctx_free(ctx);
+ return;
+ }
+}
+
+static void
+nvmf_rpc_subsystem_add_host(struct spdk_jsonrpc_request *request,
+ const struct spdk_json_val *params)
+{
+ struct nvmf_rpc_host_ctx *ctx;
+ struct spdk_nvmf_subsystem *subsystem;
+
+ ctx = calloc(1, sizeof(*ctx));
+ if (!ctx) {
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
+ return;
+ }
+
+ if (spdk_json_decode_object(params, nvmf_rpc_subsystem_host_decoder,
+ SPDK_COUNTOF(nvmf_rpc_subsystem_host_decoder),
+ ctx)) {
+ SPDK_ERRLOG("spdk_json_decode_object failed\n");
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ nvmf_rpc_host_ctx_free(ctx);
+ return;
+ }
+
+ ctx->request = request;
+ ctx->op = NVMF_RPC_HOST_ADD;
+ ctx->response_sent = false;
+
+ subsystem = spdk_nvmf_tgt_find_subsystem(g_spdk_nvmf_tgt, ctx->nqn);
+ if (!subsystem) {
+ SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ nvmf_rpc_host_ctx_free(ctx);
+ return;
+ }
+
+ if (spdk_nvmf_subsystem_pause(subsystem, nvmf_rpc_host_paused, ctx)) {
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
+ nvmf_rpc_host_ctx_free(ctx);
+ return;
+ }
+}
+SPDK_RPC_REGISTER("nvmf_subsystem_add_host", nvmf_rpc_subsystem_add_host, SPDK_RPC_RUNTIME)
+
+static void
+nvmf_rpc_subsystem_remove_host(struct spdk_jsonrpc_request *request,
+ const struct spdk_json_val *params)
+{
+ struct nvmf_rpc_host_ctx *ctx;
+ struct spdk_nvmf_subsystem *subsystem;
+
+ ctx = calloc(1, sizeof(*ctx));
+ if (!ctx) {
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
+ return;
+ }
+
+ if (spdk_json_decode_object(params, nvmf_rpc_subsystem_host_decoder,
+ SPDK_COUNTOF(nvmf_rpc_subsystem_host_decoder),
+ ctx)) {
+ SPDK_ERRLOG("spdk_json_decode_object failed\n");
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ nvmf_rpc_host_ctx_free(ctx);
+ return;
+ }
+
+ ctx->request = request;
+ ctx->op = NVMF_RPC_HOST_REMOVE;
+ ctx->response_sent = false;
+
+ subsystem = spdk_nvmf_tgt_find_subsystem(g_spdk_nvmf_tgt, ctx->nqn);
+ if (!subsystem) {
+ SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ nvmf_rpc_host_ctx_free(ctx);
+ return;
+ }
+
+ if (spdk_nvmf_subsystem_pause(subsystem, nvmf_rpc_host_paused, ctx)) {
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
+ nvmf_rpc_host_ctx_free(ctx);
+ return;
+ }
+}
+SPDK_RPC_REGISTER("nvmf_subsystem_remove_host", nvmf_rpc_subsystem_remove_host, SPDK_RPC_RUNTIME)
+
+
+static const struct spdk_json_object_decoder nvmf_rpc_subsystem_any_host_decoder[] = {
+ {"nqn", offsetof(struct nvmf_rpc_host_ctx, nqn), spdk_json_decode_string},
+ {"allow_any_host", offsetof(struct nvmf_rpc_host_ctx, allow_any_host), spdk_json_decode_bool},
+};
+
+static void
+nvmf_rpc_subsystem_allow_any_host(struct spdk_jsonrpc_request *request,
+ const struct spdk_json_val *params)
+{
+ struct nvmf_rpc_host_ctx *ctx;
+ struct spdk_nvmf_subsystem *subsystem;
+
+ ctx = calloc(1, sizeof(*ctx));
+ if (!ctx) {
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
+ return;
+ }
+
+ if (spdk_json_decode_object(params, nvmf_rpc_subsystem_any_host_decoder,
+ SPDK_COUNTOF(nvmf_rpc_subsystem_any_host_decoder),
+ ctx)) {
+ SPDK_ERRLOG("spdk_json_decode_object failed\n");
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ nvmf_rpc_host_ctx_free(ctx);
+ return;
+ }
+
+ ctx->request = request;
+ ctx->op = NVMF_RPC_HOST_ALLOW_ANY;
+ ctx->response_sent = false;
+
+ subsystem = spdk_nvmf_tgt_find_subsystem(g_spdk_nvmf_tgt, ctx->nqn);
+ if (!subsystem) {
+ SPDK_ERRLOG("Unable to find subsystem with NQN %s\n", ctx->nqn);
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ nvmf_rpc_host_ctx_free(ctx);
+ return;
+ }
+
+ if (spdk_nvmf_subsystem_pause(subsystem, nvmf_rpc_host_paused, ctx)) {
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Internal error");
+ nvmf_rpc_host_ctx_free(ctx);
+ return;
+ }
+}
+SPDK_RPC_REGISTER("nvmf_subsystem_allow_any_host", nvmf_rpc_subsystem_allow_any_host,
+ SPDK_RPC_RUNTIME)
+
+static const struct spdk_json_object_decoder nvmf_rpc_subsystem_tgt_opts_decoder[] = {
+ {"max_queue_depth", offsetof(struct spdk_nvmf_tgt_opts, max_queue_depth), spdk_json_decode_uint16, true},
+ {"max_qpairs_per_ctrlr", offsetof(struct spdk_nvmf_tgt_opts, max_qpairs_per_ctrlr), spdk_json_decode_uint16, true},
+ {"in_capsule_data_size", offsetof(struct spdk_nvmf_tgt_opts, in_capsule_data_size), spdk_json_decode_uint32, true},
+ {"max_io_size", offsetof(struct spdk_nvmf_tgt_opts, max_io_size), spdk_json_decode_uint32, true},
+ {"max_subsystems", offsetof(struct spdk_nvmf_tgt_opts, max_subsystems), spdk_json_decode_uint32, true},
+ {"io_unit_size", offsetof(struct spdk_nvmf_tgt_opts, io_unit_size), spdk_json_decode_uint32, true},
+};
+
+static void
+nvmf_rpc_subsystem_set_tgt_opts(struct spdk_jsonrpc_request *request,
+ const struct spdk_json_val *params)
+{
+ struct spdk_nvmf_tgt_opts *opts;
+ struct spdk_json_write_ctx *w;
+
+ if (g_spdk_nvmf_tgt_opts != NULL) {
+ SPDK_ERRLOG("this RPC must not be called more than once.\n");
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+ "Must not call more than once");
+ return;
+ }
+
+ opts = calloc(1, sizeof(*opts));
+ if (opts == NULL) {
+ SPDK_ERRLOG("malloc() failed for target options\n");
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+ "Out of memory");
+ return;
+ }
+
+ spdk_nvmf_tgt_opts_init(opts);
+
+ if (params != NULL) {
+ if (spdk_json_decode_object(params, nvmf_rpc_subsystem_tgt_opts_decoder,
+ SPDK_COUNTOF(nvmf_rpc_subsystem_tgt_opts_decoder), opts)) {
+ free(opts);
+ SPDK_ERRLOG("spdk_json_decode_object() failed\n");
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+ "Invalid parameters");
+ return;
+ }
+ }
+
+ g_spdk_nvmf_tgt_opts = opts;
+
+ w = spdk_jsonrpc_begin_result(request);
+ if (w == NULL) {
+ return;
+ }
+
+ spdk_json_write_bool(w, true);
+ spdk_jsonrpc_end_result(request, w);
+}
+SPDK_RPC_REGISTER("set_nvmf_target_options", nvmf_rpc_subsystem_set_tgt_opts, SPDK_RPC_STARTUP)
+
+static int decode_conn_sched(const struct spdk_json_val *val, void *out)
+{
+ enum spdk_nvmf_connect_sched *sched = out;
+
+ if (spdk_json_strequal(val, "roundrobin") == true) {
+ *sched = CONNECT_SCHED_ROUND_ROBIN;
+ } else if (spdk_json_strequal(val, "hostip") == true) {
+ *sched = CONNECT_SCHED_HOST_IP;
+ } else {
+ SPDK_ERRLOG("Invalid connection scheduling parameter\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static const struct spdk_json_object_decoder nvmf_rpc_subsystem_tgt_conf_decoder[] = {
+ {"acceptor_poll_rate", offsetof(struct spdk_nvmf_tgt_conf, acceptor_poll_rate), spdk_json_decode_uint32, true},
+ {"conn_sched", offsetof(struct spdk_nvmf_tgt_conf, conn_sched), decode_conn_sched, true},
+};
+
+static void
+nvmf_rpc_subsystem_set_tgt_conf(struct spdk_jsonrpc_request *request,
+ const struct spdk_json_val *params)
+{
+ struct spdk_nvmf_tgt_conf *conf;
+ struct spdk_json_write_ctx *w;
+
+ if (g_spdk_nvmf_tgt_conf != NULL) {
+ SPDK_ERRLOG("this RPC must not be called more than once.\n");
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+ "Must not call more than once");
+ return;
+ }
+
+ conf = calloc(1, sizeof(*conf));
+ if (conf == NULL) {
+ SPDK_ERRLOG("calloc() failed for target config\n");
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+ "Out of memory");
+ return;
+ }
+
+ conf->acceptor_poll_rate = ACCEPT_TIMEOUT_US;
+ conf->conn_sched = DEFAULT_CONN_SCHED;
+
+ if (params != NULL) {
+ if (spdk_json_decode_object(params, nvmf_rpc_subsystem_tgt_conf_decoder,
+ SPDK_COUNTOF(nvmf_rpc_subsystem_tgt_conf_decoder), conf)) {
+ free(conf);
+ SPDK_ERRLOG("spdk_json_decode_object() failed\n");
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+ "Invalid parameters");
+ return;
+ }
+ }
+
+ g_spdk_nvmf_tgt_conf = conf;
+
+ w = spdk_jsonrpc_begin_result(request);
+ if (w == NULL) {
+ return;
+ }
+
+ spdk_json_write_bool(w, true);
+ spdk_jsonrpc_end_result(request, w);
+}
+SPDK_RPC_REGISTER("set_nvmf_target_config", nvmf_rpc_subsystem_set_tgt_conf, SPDK_RPC_STARTUP)
+
+struct nvmf_rpc_create_transport_ctx {
+ char *trtype;
+ struct spdk_nvmf_transport_opts opts;
+ struct spdk_jsonrpc_request *request;
+};
+
+static const struct spdk_json_object_decoder nvmf_rpc_create_transport_decoder[] = {
+ { "trtype", offsetof(struct nvmf_rpc_create_transport_ctx, trtype), spdk_json_decode_string},
+ {
+ "max_queue_depth", offsetof(struct nvmf_rpc_create_transport_ctx, opts.max_queue_depth),
+ spdk_json_decode_uint16, true
+ },
+ {
+ "max_qpairs_per_ctrlr", offsetof(struct nvmf_rpc_create_transport_ctx, opts.max_qpairs_per_ctrlr),
+ spdk_json_decode_uint16, true
+ },
+ {
+ "in_capsule_data_size", offsetof(struct nvmf_rpc_create_transport_ctx, opts.in_capsule_data_size),
+ spdk_json_decode_uint32, true
+ },
+ {
+ "max_io_size", offsetof(struct nvmf_rpc_create_transport_ctx, opts.max_io_size),
+ spdk_json_decode_uint32, true
+ },
+ {
+ "io_unit_size", offsetof(struct nvmf_rpc_create_transport_ctx, opts.io_unit_size),
+ spdk_json_decode_uint32, true
+ },
+ {
+ "max_aq_depth", offsetof(struct nvmf_rpc_create_transport_ctx, opts.max_aq_depth),
+ spdk_json_decode_uint32, true
+ },
+};
+
+static void
+nvmf_rpc_create_transport_ctx_free(struct nvmf_rpc_create_transport_ctx *ctx)
+{
+ free(ctx->trtype);
+ free(ctx);
+}
+
+static void
+nvmf_rpc_tgt_add_transport_done(void *cb_arg, int status)
+{
+ struct nvmf_rpc_create_transport_ctx *ctx = cb_arg;
+ struct spdk_jsonrpc_request *request;
+ struct spdk_json_write_ctx *w;
+
+ request = ctx->request;
+ nvmf_rpc_create_transport_ctx_free(ctx);
+
+ if (status) {
+ SPDK_ERRLOG("Failed to add transport to tgt.(%d)\n", status);
+ spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+ "Failed to add transport to tgt.(%d)\n",
+ status);
+ return;
+ }
+
+ w = spdk_jsonrpc_begin_result(request);
+ if (w == NULL) {
+ return;
+ }
+
+ spdk_json_write_bool(w, true);
+ spdk_jsonrpc_end_result(request, w);
+}
+
+static void
+nvmf_rpc_create_transport(struct spdk_jsonrpc_request *request,
+ const struct spdk_json_val *params)
+{
+ struct nvmf_rpc_create_transport_ctx *ctx;
+ enum spdk_nvme_transport_type trtype;
+ struct spdk_nvmf_transport *transport;
+
+ ctx = calloc(1, sizeof(*ctx));
+ if (!ctx) {
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR, "Out of memory");
+ return;
+ }
+
+ /* Decode parameters the first time to get the transport type */
+ if (spdk_json_decode_object(params, nvmf_rpc_create_transport_decoder,
+ SPDK_COUNTOF(nvmf_rpc_create_transport_decoder),
+ ctx)) {
+ SPDK_ERRLOG("spdk_json_decode_object failed\n");
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ nvmf_rpc_create_transport_ctx_free(ctx);
+ return;
+ }
+
+ if (spdk_nvme_transport_id_parse_trtype(&trtype, ctx->trtype)) {
+ SPDK_ERRLOG("Invalid transport type '%s'\n", ctx->trtype);
+ spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
+ "Invalid transport type '%s'\n", ctx->trtype);
+ nvmf_rpc_create_transport_ctx_free(ctx);
+ return;
+ }
+
+ /* Initialize all the transport options (based on transport type) and decode the
+ * parameters again to update any options passed in rpc create transport call.
+ */
+ spdk_nvmf_transport_opts_init(trtype, &ctx->opts);
+ if (spdk_json_decode_object(params, nvmf_rpc_create_transport_decoder,
+ SPDK_COUNTOF(nvmf_rpc_create_transport_decoder),
+ ctx)) {
+ SPDK_ERRLOG("spdk_json_decode_object failed\n");
+ spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
+ nvmf_rpc_create_transport_ctx_free(ctx);
+ return;
+ }
+
+ if (spdk_nvmf_tgt_get_transport(g_spdk_nvmf_tgt, trtype)) {
+ SPDK_ERRLOG("Transport type '%s' already exists\n", ctx->trtype);
+ spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+ "Transport type '%s' already exists\n", ctx->trtype);
+ nvmf_rpc_create_transport_ctx_free(ctx);
+ return;
+ }
+
+ transport = spdk_nvmf_transport_create(trtype, &ctx->opts);
+
+ if (!transport) {
+ SPDK_ERRLOG("Transport type '%s' create failed\n", ctx->trtype);
+ spdk_jsonrpc_send_error_response_fmt(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
+ "Transport type '%s' create failed\n", ctx->trtype);
+ nvmf_rpc_create_transport_ctx_free(ctx);
+ return;
+ }
+
+ /* add transport to target */
+ ctx->request = request;
+ spdk_nvmf_tgt_add_transport(g_spdk_nvmf_tgt, transport, nvmf_rpc_tgt_add_transport_done, ctx);
+}
+
+SPDK_RPC_REGISTER("nvmf_create_transport", nvmf_rpc_create_transport, SPDK_RPC_RUNTIME)