+++ /dev/null
-/*-
- * 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 "bdev_pmem.h"
-#include "spdk/rpc.h"
-#include "spdk/util.h"
-#include "spdk/string.h"
-#include "libpmemblk.h"
-
-#include "spdk_internal/log.h"
-
-struct rpc_construct_pmem {
- char *pmem_file;
- char *name;
-};
-
-static void
-free_rpc_construct_pmem_bdev(struct rpc_construct_pmem *req)
-{
- free(req->pmem_file);
- free(req->name);
-}
-
-static const struct spdk_json_object_decoder rpc_construct_pmem_decoders[] = {
- {"pmem_file", offsetof(struct rpc_construct_pmem, pmem_file), spdk_json_decode_string},
- {"name", offsetof(struct rpc_construct_pmem, name), spdk_json_decode_string},
-};
-
-static void
-spdk_rpc_construct_pmem_bdev(struct spdk_jsonrpc_request *request,
- const struct spdk_json_val *params)
-{
- struct rpc_construct_pmem req = {};
- struct spdk_json_write_ctx *w;
- struct spdk_bdev *bdev;
- int rc;
-
- if (spdk_json_decode_object(params, rpc_construct_pmem_decoders,
- SPDK_COUNTOF(rpc_construct_pmem_decoders),
- &req)) {
- SPDK_DEBUGLOG(SPDK_LOG_BDEV_PMEM, "spdk_json_decode_object failed\n");
- rc = EINVAL;
- goto invalid;
- }
- rc = spdk_create_pmem_disk(req.pmem_file, req.name, &bdev);
- if (rc != 0) {
- goto invalid;
- }
- if (bdev == NULL) {
- goto invalid;
- }
-
- w = spdk_jsonrpc_begin_result(request);
- if (w == NULL) {
- free_rpc_construct_pmem_bdev(&req);
- return;
- }
-
- spdk_json_write_string(w, spdk_bdev_get_name(bdev));
- spdk_jsonrpc_end_result(request, w);
-
- free_rpc_construct_pmem_bdev(&req);
-
- return;
-
-invalid:
- spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, spdk_strerror(rc));
- free_rpc_construct_pmem_bdev(&req);
-}
-SPDK_RPC_REGISTER("construct_pmem_bdev", spdk_rpc_construct_pmem_bdev, SPDK_RPC_RUNTIME)
-
-struct rpc_delete_pmem {
- char *name;
-};
-
-static void
-free_rpc_delete_pmem(struct rpc_delete_pmem *req)
-{
- free(req->name);
-}
-
-static const struct spdk_json_object_decoder rpc_delete_pmem_decoders[] = {
- {"name", offsetof(struct rpc_delete_pmem, name), spdk_json_decode_string},
-};
-
-static void
-_spdk_rpc_delete_pmem_bdev_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);
- if (w == NULL) {
- return;
- }
-
- spdk_json_write_bool(w, bdeverrno == 0);
- spdk_jsonrpc_end_result(request, w);
-}
-
-static void
-spdk_rpc_delete_pmem_bdev(struct spdk_jsonrpc_request *request,
- const struct spdk_json_val *params)
-{
- struct rpc_delete_pmem req = {NULL};
- struct spdk_bdev *bdev;
- int rc;
-
- if (spdk_json_decode_object(params, rpc_delete_pmem_decoders,
- SPDK_COUNTOF(rpc_delete_pmem_decoders),
- &req)) {
- rc = -EINVAL;
- goto invalid;
- }
-
- bdev = spdk_bdev_get_by_name(req.name);
- if (bdev == NULL) {
- rc = -ENODEV;
- goto invalid;
- }
-
- spdk_delete_pmem_disk(bdev, _spdk_rpc_delete_pmem_bdev_cb, request);
- free_rpc_delete_pmem(&req);
- return;
-
-invalid:
- free_rpc_delete_pmem(&req);
- spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, spdk_strerror(-rc));
-}
-SPDK_RPC_REGISTER("delete_pmem_bdev", spdk_rpc_delete_pmem_bdev, SPDK_RPC_RUNTIME)
-
-struct rpc_create_pmem_pool {
- char *pmem_file;
- uint64_t num_blocks;
- uint32_t block_size;
-};
-
-static const struct spdk_json_object_decoder rpc_create_pmem_pool_decoders[] = {
- {"pmem_file", offsetof(struct rpc_create_pmem_pool, pmem_file), spdk_json_decode_string},
- {"num_blocks", offsetof(struct rpc_create_pmem_pool, num_blocks), spdk_json_decode_uint64},
- {"block_size", offsetof(struct rpc_create_pmem_pool, block_size), spdk_json_decode_uint32},
-};
-
-static void
-free_rpc_create_pmem_pool(struct rpc_create_pmem_pool *req)
-{
- free(req->pmem_file);
-}
-
-static void
-spdk_rpc_create_pmem_pool(struct spdk_jsonrpc_request *request,
- const struct spdk_json_val *params)
-{
- struct rpc_create_pmem_pool req = {};
- struct spdk_json_write_ctx *w;
- uint64_t pool_size;
- PMEMblkpool *pbp;
-
- if (spdk_json_decode_object(params, rpc_create_pmem_pool_decoders,
- SPDK_COUNTOF(rpc_create_pmem_pool_decoders),
- &req)) {
- SPDK_DEBUGLOG(SPDK_LOG_BDEV_PMEM, "spdk_json_decode_object failed\n");
- goto invalid;
- }
-
- /* libpmemblk pool has to contain at least 256 blocks */
- if (req.num_blocks < 256) {
- goto invalid;
- }
-
- pool_size = req.num_blocks * req.block_size;
- if (pool_size < PMEMBLK_MIN_POOL) {
- goto invalid;
- }
-
- pbp = pmemblk_create(req.pmem_file, req.block_size, pool_size, 0666);
- if (pbp == NULL) {
- const char *msg = pmemblk_errormsg();
-
- SPDK_ERRLOG("pmemblk_create() failed: %s\n", msg ? msg : "(logs disabled)");
- goto invalid;
- }
-
- pmemblk_close(pbp);
-
- w = spdk_jsonrpc_begin_result(request);
- if (w == NULL) {
- free_rpc_create_pmem_pool(&req);
- return;
- }
-
- spdk_json_write_bool(w, true);
- spdk_jsonrpc_end_result(request, w);
- free_rpc_create_pmem_pool(&req);
- return;
-
-invalid:
- spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
- free_rpc_create_pmem_pool(&req);
-}
-SPDK_RPC_REGISTER("create_pmem_pool", spdk_rpc_create_pmem_pool, SPDK_RPC_RUNTIME)
-
-struct rpc_pmem_pool_info {
- char *pmem_file;
-};
-
-static const struct spdk_json_object_decoder rpc_pmem_pool_info_decoders[] = {
- {"pmem_file", offsetof(struct rpc_pmem_pool_info, pmem_file), spdk_json_decode_string},
-};
-
-static void
-free_rpc_pmem_pool_info(struct rpc_pmem_pool_info *req)
-{
- free(req->pmem_file);
-}
-
-static void
-spdk_rpc_pmem_pool_info(struct spdk_jsonrpc_request *request,
- const struct spdk_json_val *params)
-{
- struct rpc_pmem_pool_info req = {};
- struct spdk_json_write_ctx *w;
- size_t num_blocks, block_size;
- PMEMblkpool *pbp;
-
- if (spdk_json_decode_object(params, rpc_pmem_pool_info_decoders,
- SPDK_COUNTOF(rpc_pmem_pool_info_decoders),
- &req)) {
- SPDK_DEBUGLOG(SPDK_LOG_BDEV_PMEM, "spdk_json_decode_object failed\n");
- goto invalid;
- }
-
- pbp = pmemblk_open(req.pmem_file, 0);
- if (pbp == NULL) {
- goto invalid;
- }
-
- block_size = pmemblk_bsize(pbp);
- num_blocks = pmemblk_nblock(pbp);
-
-
- pmemblk_close(pbp);
-
- /* Check pmem pool consistency */
- if (pmemblk_check(req.pmem_file, block_size) != 1) {
- goto invalid;
- }
-
- w = spdk_jsonrpc_begin_result(request);
- if (w == NULL) {
- free_rpc_pmem_pool_info(&req);
- return;
- }
-
- spdk_json_write_array_begin(w);
- spdk_json_write_object_begin(w);
- spdk_json_write_named_uint64(w, "num_blocks", num_blocks);
- spdk_json_write_named_uint64(w, "block_size", block_size);
- spdk_json_write_object_end(w);
- spdk_json_write_array_end(w);
- spdk_jsonrpc_end_result(request, w);
- free_rpc_pmem_pool_info(&req);
- return;
-
-invalid:
- spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
- free_rpc_pmem_pool_info(&req);
-}
-SPDK_RPC_REGISTER("pmem_pool_info", spdk_rpc_pmem_pool_info, SPDK_RPC_RUNTIME)
-
-struct rpc_delete_pmem_pool {
- char *pmem_file;
-};
-
-static const struct spdk_json_object_decoder rpc_delete_pmem_pool_decoders[] = {
- {"pmem_file", offsetof(struct rpc_delete_pmem_pool, pmem_file), spdk_json_decode_string},
-};
-
-static void
-free_rpc_delete_pmem_pool(struct rpc_delete_pmem_pool *req)
-{
- free(req->pmem_file);
-}
-
-static void
-spdk_rpc_delete_pmem_pool(struct spdk_jsonrpc_request *request,
- const struct spdk_json_val *params)
-{
- struct rpc_delete_pmem_pool req = {};
- struct spdk_json_write_ctx *w;
- int rc;
-
- if (spdk_json_decode_object(params, rpc_delete_pmem_pool_decoders,
- SPDK_COUNTOF(rpc_delete_pmem_pool_decoders),
- &req)) {
- SPDK_DEBUGLOG(SPDK_LOG_BDEV_PMEM, "spdk_json_decode_object failed\n");
- goto invalid;
- }
-
- /* Check if file is actually pmem pool */
- rc = pmemblk_check(req.pmem_file, 0);
- if (rc != 1) {
- const char *msg = pmemblk_errormsg();
-
- SPDK_ERRLOG("pmemblk_check() failed (%d): %s\n", rc, msg ? msg : "(logs disabled)");
- goto invalid;
- }
-
- unlink(req.pmem_file);
-
- w = spdk_jsonrpc_begin_result(request);
- if (w == NULL) {
- free_rpc_delete_pmem_pool(&req);
- return;
- }
-
- spdk_json_write_bool(w, true);
- spdk_jsonrpc_end_result(request, w);
- free_rpc_delete_pmem_pool(&req);
- return;
-
-invalid:
- spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
- free_rpc_delete_pmem_pool(&req);
-}
-SPDK_RPC_REGISTER("delete_pmem_pool", spdk_rpc_delete_pmem_pool, SPDK_RPC_RUNTIME)
projects / ceph.git / blobdiff