c34d4d490d
A shallow copy will copy over the destination device only the cluster allocated to the blob/lvol discarding those belonging to the blob/lvol parent snapshot. blob/lvol must be read only. Signed-off-by: Damiano Cipriani <damiano.cipriani@suse.com>
1497 lines
42 KiB
C
1497 lines
42 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright (C) 2017 Intel Corporation.
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* All rights reserved.
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* Copyright (c) 2022-2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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*/
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#include "spdk/rpc.h"
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#include "spdk/bdev.h"
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#include "spdk/util.h"
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#include "vbdev_lvol.h"
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#include "spdk/string.h"
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#include "spdk/log.h"
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SPDK_LOG_REGISTER_COMPONENT(lvol_rpc)
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struct rpc_bdev_lvol_create_lvstore {
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char *lvs_name;
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char *bdev_name;
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uint32_t cluster_sz;
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char *clear_method;
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uint32_t num_md_pages_per_cluster_ratio;
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};
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static int
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vbdev_get_lvol_store_by_uuid_xor_name(const char *uuid, const char *lvs_name,
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struct spdk_lvol_store **lvs)
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{
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if ((uuid == NULL && lvs_name == NULL)) {
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SPDK_INFOLOG(lvol_rpc, "lvs UUID nor lvs name specified\n");
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return -EINVAL;
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} else if ((uuid && lvs_name)) {
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SPDK_INFOLOG(lvol_rpc, "both lvs UUID '%s' and lvs name '%s' specified\n", uuid,
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lvs_name);
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return -EINVAL;
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} else if (uuid) {
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*lvs = vbdev_get_lvol_store_by_uuid(uuid);
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if (*lvs == NULL) {
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SPDK_INFOLOG(lvol_rpc, "blobstore with UUID '%s' not found\n", uuid);
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return -ENODEV;
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}
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} else if (lvs_name) {
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*lvs = vbdev_get_lvol_store_by_name(lvs_name);
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if (*lvs == NULL) {
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SPDK_INFOLOG(lvol_rpc, "blobstore with name '%s' not found\n", lvs_name);
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return -ENODEV;
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}
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}
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return 0;
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}
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static void
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free_rpc_bdev_lvol_create_lvstore(struct rpc_bdev_lvol_create_lvstore *req)
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{
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free(req->bdev_name);
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free(req->lvs_name);
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free(req->clear_method);
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}
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static const struct spdk_json_object_decoder rpc_bdev_lvol_create_lvstore_decoders[] = {
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{"bdev_name", offsetof(struct rpc_bdev_lvol_create_lvstore, bdev_name), spdk_json_decode_string},
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{"cluster_sz", offsetof(struct rpc_bdev_lvol_create_lvstore, cluster_sz), spdk_json_decode_uint32, true},
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{"lvs_name", offsetof(struct rpc_bdev_lvol_create_lvstore, lvs_name), spdk_json_decode_string},
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{"clear_method", offsetof(struct rpc_bdev_lvol_create_lvstore, clear_method), spdk_json_decode_string, true},
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{"num_md_pages_per_cluster_ratio", offsetof(struct rpc_bdev_lvol_create_lvstore, num_md_pages_per_cluster_ratio), spdk_json_decode_uint32, true},
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};
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static void
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rpc_lvol_store_construct_cb(void *cb_arg, struct spdk_lvol_store *lvol_store, int lvserrno)
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{
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struct spdk_json_write_ctx *w;
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char lvol_store_uuid[SPDK_UUID_STRING_LEN];
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struct spdk_jsonrpc_request *request = cb_arg;
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if (lvserrno != 0) {
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goto invalid;
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}
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spdk_uuid_fmt_lower(lvol_store_uuid, sizeof(lvol_store_uuid), &lvol_store->uuid);
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w = spdk_jsonrpc_begin_result(request);
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spdk_json_write_string(w, lvol_store_uuid);
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spdk_jsonrpc_end_result(request, w);
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return;
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invalid:
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spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
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spdk_strerror(-lvserrno));
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}
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static void
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rpc_bdev_lvol_create_lvstore(struct spdk_jsonrpc_request *request,
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const struct spdk_json_val *params)
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{
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struct rpc_bdev_lvol_create_lvstore req = {};
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int rc = 0;
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enum lvs_clear_method clear_method;
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if (spdk_json_decode_object(params, rpc_bdev_lvol_create_lvstore_decoders,
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SPDK_COUNTOF(rpc_bdev_lvol_create_lvstore_decoders),
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&req)) {
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SPDK_INFOLOG(lvol_rpc, "spdk_json_decode_object failed\n");
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spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
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"spdk_json_decode_object failed");
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goto cleanup;
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}
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if (req.clear_method != NULL) {
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if (!strcasecmp(req.clear_method, "none")) {
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clear_method = LVS_CLEAR_WITH_NONE;
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} else if (!strcasecmp(req.clear_method, "unmap")) {
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clear_method = LVS_CLEAR_WITH_UNMAP;
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} else if (!strcasecmp(req.clear_method, "write_zeroes")) {
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clear_method = LVS_CLEAR_WITH_WRITE_ZEROES;
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} else {
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spdk_jsonrpc_send_error_response(request, -EINVAL, "Invalid clear_method parameter");
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goto cleanup;
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}
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} else {
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clear_method = LVS_CLEAR_WITH_UNMAP;
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}
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rc = vbdev_lvs_create(req.bdev_name, req.lvs_name, req.cluster_sz, clear_method,
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req.num_md_pages_per_cluster_ratio, rpc_lvol_store_construct_cb, request);
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if (rc < 0) {
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spdk_jsonrpc_send_error_response(request, rc, spdk_strerror(-rc));
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goto cleanup;
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}
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free_rpc_bdev_lvol_create_lvstore(&req);
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return;
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cleanup:
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free_rpc_bdev_lvol_create_lvstore(&req);
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}
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SPDK_RPC_REGISTER("bdev_lvol_create_lvstore", rpc_bdev_lvol_create_lvstore, SPDK_RPC_RUNTIME)
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struct rpc_bdev_lvol_rename_lvstore {
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char *old_name;
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char *new_name;
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};
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static void
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free_rpc_bdev_lvol_rename_lvstore(struct rpc_bdev_lvol_rename_lvstore *req)
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{
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free(req->old_name);
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free(req->new_name);
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}
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static const struct spdk_json_object_decoder rpc_bdev_lvol_rename_lvstore_decoders[] = {
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{"old_name", offsetof(struct rpc_bdev_lvol_rename_lvstore, old_name), spdk_json_decode_string},
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{"new_name", offsetof(struct rpc_bdev_lvol_rename_lvstore, new_name), spdk_json_decode_string},
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};
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static void
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rpc_bdev_lvol_rename_lvstore_cb(void *cb_arg, int lvserrno)
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{
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struct spdk_jsonrpc_request *request = cb_arg;
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if (lvserrno != 0) {
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goto invalid;
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}
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spdk_jsonrpc_send_bool_response(request, true);
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return;
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invalid:
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spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
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spdk_strerror(-lvserrno));
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}
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static void
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rpc_bdev_lvol_rename_lvstore(struct spdk_jsonrpc_request *request,
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const struct spdk_json_val *params)
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{
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struct rpc_bdev_lvol_rename_lvstore req = {};
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struct spdk_lvol_store *lvs;
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if (spdk_json_decode_object(params, rpc_bdev_lvol_rename_lvstore_decoders,
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SPDK_COUNTOF(rpc_bdev_lvol_rename_lvstore_decoders),
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&req)) {
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SPDK_INFOLOG(lvol_rpc, "spdk_json_decode_object failed\n");
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spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
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"spdk_json_decode_object failed");
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goto cleanup;
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}
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lvs = vbdev_get_lvol_store_by_name(req.old_name);
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if (lvs == NULL) {
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SPDK_INFOLOG(lvol_rpc, "no lvs existing for given name\n");
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spdk_jsonrpc_send_error_response_fmt(request, -ENOENT, "Lvol store %s not found", req.old_name);
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goto cleanup;
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}
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vbdev_lvs_rename(lvs, req.new_name, rpc_bdev_lvol_rename_lvstore_cb, request);
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cleanup:
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free_rpc_bdev_lvol_rename_lvstore(&req);
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}
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SPDK_RPC_REGISTER("bdev_lvol_rename_lvstore", rpc_bdev_lvol_rename_lvstore, SPDK_RPC_RUNTIME)
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struct rpc_bdev_lvol_delete_lvstore {
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char *uuid;
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char *lvs_name;
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};
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static void
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free_rpc_bdev_lvol_delete_lvstore(struct rpc_bdev_lvol_delete_lvstore *req)
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{
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free(req->uuid);
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free(req->lvs_name);
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}
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static const struct spdk_json_object_decoder rpc_bdev_lvol_delete_lvstore_decoders[] = {
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{"uuid", offsetof(struct rpc_bdev_lvol_delete_lvstore, uuid), spdk_json_decode_string, true},
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{"lvs_name", offsetof(struct rpc_bdev_lvol_delete_lvstore, lvs_name), spdk_json_decode_string, true},
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};
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static void
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rpc_lvol_store_destroy_cb(void *cb_arg, int lvserrno)
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{
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struct spdk_jsonrpc_request *request = cb_arg;
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if (lvserrno != 0) {
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goto invalid;
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}
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spdk_jsonrpc_send_bool_response(request, true);
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return;
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invalid:
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spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
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spdk_strerror(-lvserrno));
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}
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static void
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rpc_bdev_lvol_delete_lvstore(struct spdk_jsonrpc_request *request,
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const struct spdk_json_val *params)
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{
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struct rpc_bdev_lvol_delete_lvstore req = {};
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struct spdk_lvol_store *lvs = NULL;
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int rc;
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if (spdk_json_decode_object(params, rpc_bdev_lvol_delete_lvstore_decoders,
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SPDK_COUNTOF(rpc_bdev_lvol_delete_lvstore_decoders),
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&req)) {
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SPDK_INFOLOG(lvol_rpc, "spdk_json_decode_object failed\n");
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spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
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"spdk_json_decode_object failed");
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goto cleanup;
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}
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rc = vbdev_get_lvol_store_by_uuid_xor_name(req.uuid, req.lvs_name, &lvs);
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if (rc != 0) {
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spdk_jsonrpc_send_error_response(request, rc, spdk_strerror(-rc));
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goto cleanup;
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}
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vbdev_lvs_destruct(lvs, rpc_lvol_store_destroy_cb, request);
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cleanup:
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free_rpc_bdev_lvol_delete_lvstore(&req);
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}
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SPDK_RPC_REGISTER("bdev_lvol_delete_lvstore", rpc_bdev_lvol_delete_lvstore, SPDK_RPC_RUNTIME)
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struct rpc_bdev_lvol_create {
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char *uuid;
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char *lvs_name;
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char *lvol_name;
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uint64_t size;
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uint64_t size_in_mib;
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bool thin_provision;
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char *clear_method;
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};
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static void
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free_rpc_bdev_lvol_create(struct rpc_bdev_lvol_create *req)
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{
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free(req->uuid);
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free(req->lvs_name);
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free(req->lvol_name);
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free(req->clear_method);
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}
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static const struct spdk_json_object_decoder rpc_bdev_lvol_create_decoders[] = {
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{"uuid", offsetof(struct rpc_bdev_lvol_create, uuid), spdk_json_decode_string, true},
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{"lvs_name", offsetof(struct rpc_bdev_lvol_create, lvs_name), spdk_json_decode_string, true},
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{"lvol_name", offsetof(struct rpc_bdev_lvol_create, lvol_name), spdk_json_decode_string},
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{"size", offsetof(struct rpc_bdev_lvol_create, size), spdk_json_decode_uint64, true},
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{"size_in_mib", offsetof(struct rpc_bdev_lvol_create, size_in_mib), spdk_json_decode_uint64, true},
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{"thin_provision", offsetof(struct rpc_bdev_lvol_create, thin_provision), spdk_json_decode_bool, true},
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{"clear_method", offsetof(struct rpc_bdev_lvol_create, clear_method), spdk_json_decode_string, true},
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};
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static void
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rpc_bdev_lvol_create_cb(void *cb_arg, struct spdk_lvol *lvol, int lvolerrno)
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{
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struct spdk_json_write_ctx *w;
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struct spdk_jsonrpc_request *request = cb_arg;
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if (lvolerrno != 0) {
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goto invalid;
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}
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w = spdk_jsonrpc_begin_result(request);
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spdk_json_write_string(w, lvol->unique_id);
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spdk_jsonrpc_end_result(request, w);
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return;
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invalid:
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spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
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spdk_strerror(-lvolerrno));
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}
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SPDK_LOG_DEPRECATION_REGISTER(vbdev_lvol_rpc_req_size,
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"rpc_bdev_lvol_create/resize req.size",
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"v23.09", 0);
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static void
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rpc_bdev_lvol_create(struct spdk_jsonrpc_request *request,
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const struct spdk_json_val *params)
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{
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struct rpc_bdev_lvol_create req = {};
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enum lvol_clear_method clear_method;
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int rc = 0;
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struct spdk_lvol_store *lvs = NULL;
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uint64_t size = 0;
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SPDK_INFOLOG(lvol_rpc, "Creating blob\n");
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if (spdk_json_decode_object(params, rpc_bdev_lvol_create_decoders,
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SPDK_COUNTOF(rpc_bdev_lvol_create_decoders),
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&req)) {
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SPDK_INFOLOG(lvol_rpc, "spdk_json_decode_object failed\n");
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spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
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"spdk_json_decode_object failed");
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goto cleanup;
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}
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if (req.size > 0 && req.size_in_mib > 0) {
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SPDK_LOG_DEPRECATED(vbdev_lvol_rpc_req_size);
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spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
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"size is deprecated. Specify only size_in_mib instead.");
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goto cleanup;
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} else if (req.size_in_mib > 0) {
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size = req.size_in_mib * 1024 * 1024;
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} else {
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SPDK_LOG_DEPRECATED(vbdev_lvol_rpc_req_size);
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size = req.size;
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}
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rc = vbdev_get_lvol_store_by_uuid_xor_name(req.uuid, req.lvs_name, &lvs);
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if (rc != 0) {
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spdk_jsonrpc_send_error_response(request, rc, spdk_strerror(-rc));
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goto cleanup;
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}
|
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|
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if (req.clear_method != NULL) {
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if (!strcasecmp(req.clear_method, "none")) {
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clear_method = LVOL_CLEAR_WITH_NONE;
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} else if (!strcasecmp(req.clear_method, "unmap")) {
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clear_method = LVOL_CLEAR_WITH_UNMAP;
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} else if (!strcasecmp(req.clear_method, "write_zeroes")) {
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clear_method = LVOL_CLEAR_WITH_WRITE_ZEROES;
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} else {
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spdk_jsonrpc_send_error_response(request, -EINVAL, "Invalid clean_method option");
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goto cleanup;
|
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}
|
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} else {
|
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clear_method = LVOL_CLEAR_WITH_DEFAULT;
|
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}
|
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|
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rc = vbdev_lvol_create(lvs, req.lvol_name, size, req.thin_provision,
|
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clear_method, rpc_bdev_lvol_create_cb, request);
|
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if (rc < 0) {
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spdk_jsonrpc_send_error_response(request, rc, spdk_strerror(-rc));
|
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goto cleanup;
|
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}
|
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|
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cleanup:
|
|
free_rpc_bdev_lvol_create(&req);
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}
|
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|
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SPDK_RPC_REGISTER("bdev_lvol_create", rpc_bdev_lvol_create, SPDK_RPC_RUNTIME)
|
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|
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struct rpc_bdev_lvol_snapshot {
|
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char *lvol_name;
|
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char *snapshot_name;
|
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};
|
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|
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static void
|
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free_rpc_bdev_lvol_snapshot(struct rpc_bdev_lvol_snapshot *req)
|
|
{
|
|
free(req->lvol_name);
|
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free(req->snapshot_name);
|
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}
|
|
|
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static const struct spdk_json_object_decoder rpc_bdev_lvol_snapshot_decoders[] = {
|
|
{"lvol_name", offsetof(struct rpc_bdev_lvol_snapshot, lvol_name), spdk_json_decode_string},
|
|
{"snapshot_name", offsetof(struct rpc_bdev_lvol_snapshot, snapshot_name), spdk_json_decode_string},
|
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};
|
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|
|
static void
|
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rpc_bdev_lvol_snapshot_cb(void *cb_arg, struct spdk_lvol *lvol, int lvolerrno)
|
|
{
|
|
struct spdk_json_write_ctx *w;
|
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struct spdk_jsonrpc_request *request = cb_arg;
|
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|
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if (lvolerrno != 0) {
|
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goto invalid;
|
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}
|
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|
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w = spdk_jsonrpc_begin_result(request);
|
|
spdk_json_write_string(w, lvol->unique_id);
|
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spdk_jsonrpc_end_result(request, w);
|
|
return;
|
|
|
|
invalid:
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
|
|
spdk_strerror(-lvolerrno));
|
|
}
|
|
|
|
static void
|
|
rpc_bdev_lvol_snapshot(struct spdk_jsonrpc_request *request,
|
|
const struct spdk_json_val *params)
|
|
{
|
|
struct rpc_bdev_lvol_snapshot req = {};
|
|
struct spdk_bdev *bdev;
|
|
struct spdk_lvol *lvol;
|
|
|
|
SPDK_INFOLOG(lvol_rpc, "Snapshotting blob\n");
|
|
|
|
if (spdk_json_decode_object(params, rpc_bdev_lvol_snapshot_decoders,
|
|
SPDK_COUNTOF(rpc_bdev_lvol_snapshot_decoders),
|
|
&req)) {
|
|
SPDK_INFOLOG(lvol_rpc, "spdk_json_decode_object failed\n");
|
|
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.lvol_name);
|
|
if (bdev == NULL) {
|
|
SPDK_INFOLOG(lvol_rpc, "bdev '%s' does not exist\n", req.lvol_name);
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
lvol = vbdev_lvol_get_from_bdev(bdev);
|
|
if (lvol == NULL) {
|
|
SPDK_ERRLOG("lvol does not exist\n");
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
vbdev_lvol_create_snapshot(lvol, req.snapshot_name, rpc_bdev_lvol_snapshot_cb, request);
|
|
|
|
cleanup:
|
|
free_rpc_bdev_lvol_snapshot(&req);
|
|
}
|
|
|
|
SPDK_RPC_REGISTER("bdev_lvol_snapshot", rpc_bdev_lvol_snapshot, SPDK_RPC_RUNTIME)
|
|
|
|
struct rpc_bdev_lvol_clone {
|
|
char *snapshot_name;
|
|
char *clone_name;
|
|
};
|
|
|
|
static void
|
|
free_rpc_bdev_lvol_clone(struct rpc_bdev_lvol_clone *req)
|
|
{
|
|
free(req->snapshot_name);
|
|
free(req->clone_name);
|
|
}
|
|
|
|
static const struct spdk_json_object_decoder rpc_bdev_lvol_clone_decoders[] = {
|
|
{"snapshot_name", offsetof(struct rpc_bdev_lvol_clone, snapshot_name), spdk_json_decode_string},
|
|
{"clone_name", offsetof(struct rpc_bdev_lvol_clone, clone_name), spdk_json_decode_string, true},
|
|
};
|
|
|
|
static void
|
|
rpc_bdev_lvol_clone_cb(void *cb_arg, struct spdk_lvol *lvol, int lvolerrno)
|
|
{
|
|
struct spdk_json_write_ctx *w;
|
|
struct spdk_jsonrpc_request *request = cb_arg;
|
|
|
|
if (lvolerrno != 0) {
|
|
goto invalid;
|
|
}
|
|
|
|
w = spdk_jsonrpc_begin_result(request);
|
|
spdk_json_write_string(w, lvol->unique_id);
|
|
spdk_jsonrpc_end_result(request, w);
|
|
return;
|
|
|
|
invalid:
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
|
|
spdk_strerror(-lvolerrno));
|
|
}
|
|
|
|
static void
|
|
rpc_bdev_lvol_clone(struct spdk_jsonrpc_request *request,
|
|
const struct spdk_json_val *params)
|
|
{
|
|
struct rpc_bdev_lvol_clone req = {};
|
|
struct spdk_bdev *bdev;
|
|
struct spdk_lvol *lvol;
|
|
|
|
SPDK_INFOLOG(lvol_rpc, "Cloning blob\n");
|
|
|
|
if (spdk_json_decode_object(params, rpc_bdev_lvol_clone_decoders,
|
|
SPDK_COUNTOF(rpc_bdev_lvol_clone_decoders),
|
|
&req)) {
|
|
SPDK_INFOLOG(lvol_rpc, "spdk_json_decode_object failed\n");
|
|
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.snapshot_name);
|
|
if (bdev == NULL) {
|
|
SPDK_INFOLOG(lvol_rpc, "bdev '%s' does not exist\n", req.snapshot_name);
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
lvol = vbdev_lvol_get_from_bdev(bdev);
|
|
if (lvol == NULL) {
|
|
SPDK_ERRLOG("lvol does not exist\n");
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
vbdev_lvol_create_clone(lvol, req.clone_name, rpc_bdev_lvol_clone_cb, request);
|
|
|
|
cleanup:
|
|
free_rpc_bdev_lvol_clone(&req);
|
|
}
|
|
|
|
SPDK_RPC_REGISTER("bdev_lvol_clone", rpc_bdev_lvol_clone, SPDK_RPC_RUNTIME)
|
|
|
|
struct rpc_bdev_lvol_clone_bdev {
|
|
/* name or UUID. Whichever is used, the UUID will be stored in the lvol's metadata. */
|
|
char *bdev_name;
|
|
char *lvs_name;
|
|
char *clone_name;
|
|
};
|
|
|
|
static void
|
|
free_rpc_bdev_lvol_clone_bdev(struct rpc_bdev_lvol_clone_bdev *req)
|
|
{
|
|
free(req->bdev_name);
|
|
free(req->lvs_name);
|
|
free(req->clone_name);
|
|
}
|
|
|
|
static const struct spdk_json_object_decoder rpc_bdev_lvol_clone_bdev_decoders[] = {
|
|
{
|
|
"bdev", offsetof(struct rpc_bdev_lvol_clone_bdev, bdev_name),
|
|
spdk_json_decode_string, false
|
|
},
|
|
{
|
|
"lvs_name", offsetof(struct rpc_bdev_lvol_clone_bdev, lvs_name),
|
|
spdk_json_decode_string, false
|
|
},
|
|
{
|
|
"clone_name", offsetof(struct rpc_bdev_lvol_clone_bdev, clone_name),
|
|
spdk_json_decode_string, false
|
|
},
|
|
};
|
|
|
|
static void
|
|
rpc_bdev_lvol_clone_bdev(struct spdk_jsonrpc_request *request, const struct spdk_json_val *params)
|
|
{
|
|
struct rpc_bdev_lvol_clone_bdev req = {};
|
|
struct spdk_bdev *bdev;
|
|
struct spdk_lvol_store *lvs = NULL;
|
|
struct spdk_lvol *lvol;
|
|
int rc;
|
|
|
|
SPDK_INFOLOG(lvol_rpc, "Cloning bdev\n");
|
|
|
|
if (spdk_json_decode_object(params, rpc_bdev_lvol_clone_bdev_decoders,
|
|
SPDK_COUNTOF(rpc_bdev_lvol_clone_bdev_decoders), &req)) {
|
|
SPDK_INFOLOG(lvol_rpc, "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 = vbdev_get_lvol_store_by_uuid_xor_name(NULL, req.lvs_name, &lvs);
|
|
if (rc != 0) {
|
|
SPDK_INFOLOG(lvol_rpc, "lvs_name '%s' not found\n", req.lvs_name);
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
|
|
"lvs does not exist");
|
|
goto cleanup;
|
|
}
|
|
|
|
bdev = spdk_bdev_get_by_name(req.bdev_name);
|
|
if (bdev == NULL) {
|
|
SPDK_INFOLOG(lvol_rpc, "bdev '%s' does not exist\n", req.bdev_name);
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
|
|
"bdev does not exist");
|
|
goto cleanup;
|
|
}
|
|
|
|
lvol = vbdev_lvol_get_from_bdev(bdev);
|
|
if (lvol != NULL && lvol->lvol_store == lvs) {
|
|
SPDK_INFOLOG(lvol_rpc, "bdev '%s' is an lvol in lvstore '%s\n", req.bdev_name,
|
|
req.lvs_name);
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
|
|
"bdev is an lvol in same lvs as clone; "
|
|
"use bdev_lvol_clone instead");
|
|
goto cleanup;
|
|
}
|
|
|
|
vbdev_lvol_create_bdev_clone(req.bdev_name, lvs, req.clone_name,
|
|
rpc_bdev_lvol_clone_cb, request);
|
|
cleanup:
|
|
free_rpc_bdev_lvol_clone_bdev(&req);
|
|
}
|
|
|
|
SPDK_RPC_REGISTER("bdev_lvol_clone_bdev", rpc_bdev_lvol_clone_bdev, SPDK_RPC_RUNTIME)
|
|
|
|
struct rpc_bdev_lvol_rename {
|
|
char *old_name;
|
|
char *new_name;
|
|
};
|
|
|
|
static void
|
|
free_rpc_bdev_lvol_rename(struct rpc_bdev_lvol_rename *req)
|
|
{
|
|
free(req->old_name);
|
|
free(req->new_name);
|
|
}
|
|
|
|
static const struct spdk_json_object_decoder rpc_bdev_lvol_rename_decoders[] = {
|
|
{"old_name", offsetof(struct rpc_bdev_lvol_rename, old_name), spdk_json_decode_string},
|
|
{"new_name", offsetof(struct rpc_bdev_lvol_rename, new_name), spdk_json_decode_string},
|
|
};
|
|
|
|
static void
|
|
rpc_bdev_lvol_rename_cb(void *cb_arg, int lvolerrno)
|
|
{
|
|
struct spdk_jsonrpc_request *request = cb_arg;
|
|
|
|
if (lvolerrno != 0) {
|
|
goto invalid;
|
|
}
|
|
|
|
spdk_jsonrpc_send_bool_response(request, true);
|
|
return;
|
|
|
|
invalid:
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
|
|
spdk_strerror(-lvolerrno));
|
|
}
|
|
|
|
static void
|
|
rpc_bdev_lvol_rename(struct spdk_jsonrpc_request *request,
|
|
const struct spdk_json_val *params)
|
|
{
|
|
struct rpc_bdev_lvol_rename req = {};
|
|
struct spdk_bdev *bdev;
|
|
struct spdk_lvol *lvol;
|
|
|
|
SPDK_INFOLOG(lvol_rpc, "Renaming lvol\n");
|
|
|
|
if (spdk_json_decode_object(params, rpc_bdev_lvol_rename_decoders,
|
|
SPDK_COUNTOF(rpc_bdev_lvol_rename_decoders),
|
|
&req)) {
|
|
SPDK_INFOLOG(lvol_rpc, "spdk_json_decode_object failed\n");
|
|
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.old_name);
|
|
if (bdev == NULL) {
|
|
SPDK_ERRLOG("bdev '%s' does not exist\n", req.old_name);
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
lvol = vbdev_lvol_get_from_bdev(bdev);
|
|
if (lvol == NULL) {
|
|
SPDK_ERRLOG("lvol does not exist\n");
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
vbdev_lvol_rename(lvol, req.new_name, rpc_bdev_lvol_rename_cb, request);
|
|
|
|
cleanup:
|
|
free_rpc_bdev_lvol_rename(&req);
|
|
}
|
|
|
|
SPDK_RPC_REGISTER("bdev_lvol_rename", rpc_bdev_lvol_rename, SPDK_RPC_RUNTIME)
|
|
|
|
struct rpc_bdev_lvol_inflate {
|
|
char *name;
|
|
};
|
|
|
|
static void
|
|
free_rpc_bdev_lvol_inflate(struct rpc_bdev_lvol_inflate *req)
|
|
{
|
|
free(req->name);
|
|
}
|
|
|
|
static const struct spdk_json_object_decoder rpc_bdev_lvol_inflate_decoders[] = {
|
|
{"name", offsetof(struct rpc_bdev_lvol_inflate, name), spdk_json_decode_string},
|
|
};
|
|
|
|
static void
|
|
rpc_bdev_lvol_inflate_cb(void *cb_arg, int lvolerrno)
|
|
{
|
|
struct spdk_jsonrpc_request *request = cb_arg;
|
|
|
|
if (lvolerrno != 0) {
|
|
goto invalid;
|
|
}
|
|
|
|
spdk_jsonrpc_send_bool_response(request, true);
|
|
return;
|
|
|
|
invalid:
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
|
|
spdk_strerror(-lvolerrno));
|
|
}
|
|
|
|
static void
|
|
rpc_bdev_lvol_inflate(struct spdk_jsonrpc_request *request,
|
|
const struct spdk_json_val *params)
|
|
{
|
|
struct rpc_bdev_lvol_inflate req = {};
|
|
struct spdk_bdev *bdev;
|
|
struct spdk_lvol *lvol;
|
|
|
|
SPDK_INFOLOG(lvol_rpc, "Inflating lvol\n");
|
|
|
|
if (spdk_json_decode_object(params, rpc_bdev_lvol_inflate_decoders,
|
|
SPDK_COUNTOF(rpc_bdev_lvol_inflate_decoders),
|
|
&req)) {
|
|
SPDK_INFOLOG(lvol_rpc, "spdk_json_decode_object failed\n");
|
|
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_ERRLOG("bdev '%s' does not exist\n", req.name);
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
lvol = vbdev_lvol_get_from_bdev(bdev);
|
|
if (lvol == NULL) {
|
|
SPDK_ERRLOG("lvol does not exist\n");
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
spdk_lvol_inflate(lvol, rpc_bdev_lvol_inflate_cb, request);
|
|
|
|
cleanup:
|
|
free_rpc_bdev_lvol_inflate(&req);
|
|
}
|
|
|
|
SPDK_RPC_REGISTER("bdev_lvol_inflate", rpc_bdev_lvol_inflate, SPDK_RPC_RUNTIME)
|
|
|
|
static void
|
|
rpc_bdev_lvol_decouple_parent(struct spdk_jsonrpc_request *request,
|
|
const struct spdk_json_val *params)
|
|
{
|
|
struct rpc_bdev_lvol_inflate req = {};
|
|
struct spdk_bdev *bdev;
|
|
struct spdk_lvol *lvol;
|
|
|
|
SPDK_INFOLOG(lvol_rpc, "Decoupling parent of lvol\n");
|
|
|
|
if (spdk_json_decode_object(params, rpc_bdev_lvol_inflate_decoders,
|
|
SPDK_COUNTOF(rpc_bdev_lvol_inflate_decoders),
|
|
&req)) {
|
|
SPDK_INFOLOG(lvol_rpc, "spdk_json_decode_object failed\n");
|
|
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_ERRLOG("bdev '%s' does not exist\n", req.name);
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
lvol = vbdev_lvol_get_from_bdev(bdev);
|
|
if (lvol == NULL) {
|
|
SPDK_ERRLOG("lvol does not exist\n");
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
spdk_lvol_decouple_parent(lvol, rpc_bdev_lvol_inflate_cb, request);
|
|
|
|
cleanup:
|
|
free_rpc_bdev_lvol_inflate(&req);
|
|
}
|
|
|
|
SPDK_RPC_REGISTER("bdev_lvol_decouple_parent", rpc_bdev_lvol_decouple_parent, SPDK_RPC_RUNTIME)
|
|
|
|
struct rpc_bdev_lvol_resize {
|
|
char *name;
|
|
uint64_t size;
|
|
uint64_t size_in_mib;
|
|
};
|
|
|
|
static void
|
|
free_rpc_bdev_lvol_resize(struct rpc_bdev_lvol_resize *req)
|
|
{
|
|
free(req->name);
|
|
}
|
|
|
|
static const struct spdk_json_object_decoder rpc_bdev_lvol_resize_decoders[] = {
|
|
{"name", offsetof(struct rpc_bdev_lvol_resize, name), spdk_json_decode_string},
|
|
{"size", offsetof(struct rpc_bdev_lvol_resize, size), spdk_json_decode_uint64, true},
|
|
{"size_in_mib", offsetof(struct rpc_bdev_lvol_resize, size_in_mib), spdk_json_decode_uint64, true},
|
|
};
|
|
|
|
static void
|
|
rpc_bdev_lvol_resize_cb(void *cb_arg, int lvolerrno)
|
|
{
|
|
struct spdk_jsonrpc_request *request = cb_arg;
|
|
|
|
if (lvolerrno != 0) {
|
|
goto invalid;
|
|
}
|
|
|
|
spdk_jsonrpc_send_bool_response(request, true);
|
|
return;
|
|
|
|
invalid:
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
|
|
spdk_strerror(-lvolerrno));
|
|
}
|
|
|
|
static void
|
|
rpc_bdev_lvol_resize(struct spdk_jsonrpc_request *request,
|
|
const struct spdk_json_val *params)
|
|
{
|
|
struct rpc_bdev_lvol_resize req = {};
|
|
struct spdk_bdev *bdev;
|
|
struct spdk_lvol *lvol;
|
|
uint64_t size = 0;
|
|
|
|
SPDK_INFOLOG(lvol_rpc, "Resizing lvol\n");
|
|
|
|
if (spdk_json_decode_object(params, rpc_bdev_lvol_resize_decoders,
|
|
SPDK_COUNTOF(rpc_bdev_lvol_resize_decoders),
|
|
&req)) {
|
|
SPDK_INFOLOG(lvol_rpc, "spdk_json_decode_object failed\n");
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
|
|
"spdk_json_decode_object failed");
|
|
goto cleanup;
|
|
}
|
|
|
|
if (req.size > 0 && req.size_in_mib > 0) {
|
|
SPDK_LOG_DEPRECATED(vbdev_lvol_rpc_req_size);
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
|
|
"size is deprecated. Specify only size_in_mib instead.");
|
|
goto cleanup;
|
|
} else if (req.size_in_mib > 0) {
|
|
size = req.size_in_mib * 1024 * 1024;
|
|
} else {
|
|
SPDK_LOG_DEPRECATED(vbdev_lvol_rpc_req_size);
|
|
size = req.size;
|
|
}
|
|
|
|
bdev = spdk_bdev_get_by_name(req.name);
|
|
if (bdev == NULL) {
|
|
SPDK_ERRLOG("no bdev for provided name %s\n", req.name);
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
lvol = vbdev_lvol_get_from_bdev(bdev);
|
|
if (lvol == NULL) {
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
|
|
vbdev_lvol_resize(lvol, size, rpc_bdev_lvol_resize_cb, request);
|
|
|
|
cleanup:
|
|
free_rpc_bdev_lvol_resize(&req);
|
|
}
|
|
|
|
SPDK_RPC_REGISTER("bdev_lvol_resize", rpc_bdev_lvol_resize, SPDK_RPC_RUNTIME)
|
|
|
|
struct rpc_set_ro_lvol_bdev {
|
|
char *name;
|
|
};
|
|
|
|
static void
|
|
free_rpc_set_ro_lvol_bdev(struct rpc_set_ro_lvol_bdev *req)
|
|
{
|
|
free(req->name);
|
|
}
|
|
|
|
static const struct spdk_json_object_decoder rpc_set_ro_lvol_bdev_decoders[] = {
|
|
{"name", offsetof(struct rpc_set_ro_lvol_bdev, name), spdk_json_decode_string},
|
|
};
|
|
|
|
static void
|
|
rpc_set_ro_lvol_bdev_cb(void *cb_arg, int lvolerrno)
|
|
{
|
|
struct spdk_jsonrpc_request *request = cb_arg;
|
|
|
|
if (lvolerrno != 0) {
|
|
goto invalid;
|
|
}
|
|
|
|
spdk_jsonrpc_send_bool_response(request, true);
|
|
return;
|
|
|
|
invalid:
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
|
|
spdk_strerror(-lvolerrno));
|
|
}
|
|
|
|
static void
|
|
rpc_bdev_lvol_set_read_only(struct spdk_jsonrpc_request *request,
|
|
const struct spdk_json_val *params)
|
|
{
|
|
struct rpc_set_ro_lvol_bdev req = {};
|
|
struct spdk_bdev *bdev;
|
|
struct spdk_lvol *lvol;
|
|
|
|
SPDK_INFOLOG(lvol_rpc, "Setting lvol as read only\n");
|
|
|
|
if (spdk_json_decode_object(params, rpc_set_ro_lvol_bdev_decoders,
|
|
SPDK_COUNTOF(rpc_set_ro_lvol_bdev_decoders),
|
|
&req)) {
|
|
SPDK_INFOLOG(lvol_rpc, "spdk_json_decode_object failed\n");
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
|
|
"spdk_json_decode_object failed");
|
|
goto cleanup;
|
|
}
|
|
|
|
if (req.name == NULL) {
|
|
SPDK_ERRLOG("missing name param\n");
|
|
spdk_jsonrpc_send_error_response(request, -EINVAL, "Missing name parameter");
|
|
goto cleanup;
|
|
}
|
|
|
|
bdev = spdk_bdev_get_by_name(req.name);
|
|
if (bdev == NULL) {
|
|
SPDK_ERRLOG("no bdev for provided name %s\n", req.name);
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
lvol = vbdev_lvol_get_from_bdev(bdev);
|
|
if (lvol == NULL) {
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
vbdev_lvol_set_read_only(lvol, rpc_set_ro_lvol_bdev_cb, request);
|
|
|
|
cleanup:
|
|
free_rpc_set_ro_lvol_bdev(&req);
|
|
}
|
|
|
|
SPDK_RPC_REGISTER("bdev_lvol_set_read_only", rpc_bdev_lvol_set_read_only, SPDK_RPC_RUNTIME)
|
|
|
|
struct rpc_bdev_lvol_delete {
|
|
char *name;
|
|
};
|
|
|
|
static void
|
|
free_rpc_bdev_lvol_delete(struct rpc_bdev_lvol_delete *req)
|
|
{
|
|
free(req->name);
|
|
}
|
|
|
|
static const struct spdk_json_object_decoder rpc_bdev_lvol_delete_decoders[] = {
|
|
{"name", offsetof(struct rpc_bdev_lvol_delete, name), spdk_json_decode_string},
|
|
};
|
|
|
|
static void
|
|
rpc_bdev_lvol_delete_cb(void *cb_arg, int lvolerrno)
|
|
{
|
|
struct spdk_jsonrpc_request *request = cb_arg;
|
|
|
|
if (lvolerrno != 0) {
|
|
goto invalid;
|
|
}
|
|
|
|
spdk_jsonrpc_send_bool_response(request, true);
|
|
return;
|
|
|
|
invalid:
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
|
|
spdk_strerror(-lvolerrno));
|
|
}
|
|
|
|
static void
|
|
rpc_bdev_lvol_delete(struct spdk_jsonrpc_request *request,
|
|
const struct spdk_json_val *params)
|
|
{
|
|
struct rpc_bdev_lvol_delete req = {};
|
|
struct spdk_bdev *bdev;
|
|
struct spdk_lvol *lvol;
|
|
struct spdk_uuid uuid;
|
|
char *lvs_name, *lvol_name;
|
|
|
|
if (spdk_json_decode_object(params, rpc_bdev_lvol_delete_decoders,
|
|
SPDK_COUNTOF(rpc_bdev_lvol_delete_decoders),
|
|
&req)) {
|
|
SPDK_INFOLOG(lvol_rpc, "spdk_json_decode_object failed\n");
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
|
|
"spdk_json_decode_object failed");
|
|
goto cleanup;
|
|
}
|
|
|
|
/* lvol is not degraded, get lvol via bdev name or alias */
|
|
bdev = spdk_bdev_get_by_name(req.name);
|
|
if (bdev != NULL) {
|
|
lvol = vbdev_lvol_get_from_bdev(bdev);
|
|
if (lvol != NULL) {
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
/* lvol is degraded, get lvol via UUID */
|
|
if (spdk_uuid_parse(&uuid, req.name) == 0) {
|
|
lvol = spdk_lvol_get_by_uuid(&uuid);
|
|
if (lvol != NULL) {
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
/* lvol is degraded, get lvol via lvs_name/lvol_name */
|
|
lvol_name = strchr(req.name, '/');
|
|
if (lvol_name != NULL) {
|
|
*lvol_name = '\0';
|
|
lvol_name++;
|
|
lvs_name = req.name;
|
|
lvol = spdk_lvol_get_by_names(lvs_name, lvol_name);
|
|
if (lvol != NULL) {
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
/* Could not find lvol, degraded or not. */
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
|
|
done:
|
|
vbdev_lvol_destroy(lvol, rpc_bdev_lvol_delete_cb, request);
|
|
|
|
cleanup:
|
|
free_rpc_bdev_lvol_delete(&req);
|
|
}
|
|
|
|
SPDK_RPC_REGISTER("bdev_lvol_delete", rpc_bdev_lvol_delete, SPDK_RPC_RUNTIME)
|
|
|
|
struct rpc_bdev_lvol_get_lvstores {
|
|
char *uuid;
|
|
char *lvs_name;
|
|
};
|
|
|
|
static void
|
|
free_rpc_bdev_lvol_get_lvstores(struct rpc_bdev_lvol_get_lvstores *req)
|
|
{
|
|
free(req->uuid);
|
|
free(req->lvs_name);
|
|
}
|
|
|
|
static const struct spdk_json_object_decoder rpc_bdev_lvol_get_lvstores_decoders[] = {
|
|
{"uuid", offsetof(struct rpc_bdev_lvol_get_lvstores, uuid), spdk_json_decode_string, true},
|
|
{"lvs_name", offsetof(struct rpc_bdev_lvol_get_lvstores, lvs_name), spdk_json_decode_string, true},
|
|
};
|
|
|
|
static void
|
|
rpc_dump_lvol_store_info(struct spdk_json_write_ctx *w, struct lvol_store_bdev *lvs_bdev)
|
|
{
|
|
struct spdk_blob_store *bs;
|
|
uint64_t cluster_size;
|
|
char uuid[SPDK_UUID_STRING_LEN];
|
|
|
|
bs = lvs_bdev->lvs->blobstore;
|
|
cluster_size = spdk_bs_get_cluster_size(bs);
|
|
|
|
spdk_json_write_object_begin(w);
|
|
|
|
spdk_uuid_fmt_lower(uuid, sizeof(uuid), &lvs_bdev->lvs->uuid);
|
|
spdk_json_write_named_string(w, "uuid", uuid);
|
|
|
|
spdk_json_write_named_string(w, "name", lvs_bdev->lvs->name);
|
|
|
|
spdk_json_write_named_string(w, "base_bdev", spdk_bdev_get_name(lvs_bdev->bdev));
|
|
|
|
spdk_json_write_named_uint64(w, "total_data_clusters", spdk_bs_total_data_cluster_count(bs));
|
|
|
|
spdk_json_write_named_uint64(w, "free_clusters", spdk_bs_free_cluster_count(bs));
|
|
|
|
spdk_json_write_named_uint64(w, "block_size", spdk_bs_get_io_unit_size(bs));
|
|
|
|
spdk_json_write_named_uint64(w, "cluster_size", cluster_size);
|
|
|
|
spdk_json_write_object_end(w);
|
|
}
|
|
|
|
static void
|
|
rpc_bdev_lvol_get_lvstores(struct spdk_jsonrpc_request *request,
|
|
const struct spdk_json_val *params)
|
|
{
|
|
struct rpc_bdev_lvol_get_lvstores req = {};
|
|
struct spdk_json_write_ctx *w;
|
|
struct lvol_store_bdev *lvs_bdev = NULL;
|
|
struct spdk_lvol_store *lvs = NULL;
|
|
int rc;
|
|
|
|
if (params != NULL) {
|
|
if (spdk_json_decode_object(params, rpc_bdev_lvol_get_lvstores_decoders,
|
|
SPDK_COUNTOF(rpc_bdev_lvol_get_lvstores_decoders),
|
|
&req)) {
|
|
SPDK_INFOLOG(lvol_rpc, "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 = vbdev_get_lvol_store_by_uuid_xor_name(req.uuid, req.lvs_name, &lvs);
|
|
if (rc != 0) {
|
|
spdk_jsonrpc_send_error_response(request, rc, spdk_strerror(-rc));
|
|
goto cleanup;
|
|
}
|
|
|
|
lvs_bdev = vbdev_get_lvs_bdev_by_lvs(lvs);
|
|
if (lvs_bdev == NULL) {
|
|
spdk_jsonrpc_send_error_response(request, ENODEV, spdk_strerror(-ENODEV));
|
|
goto cleanup;
|
|
}
|
|
}
|
|
|
|
w = spdk_jsonrpc_begin_result(request);
|
|
spdk_json_write_array_begin(w);
|
|
|
|
if (lvs_bdev != NULL) {
|
|
rpc_dump_lvol_store_info(w, lvs_bdev);
|
|
} else {
|
|
for (lvs_bdev = vbdev_lvol_store_first(); lvs_bdev != NULL;
|
|
lvs_bdev = vbdev_lvol_store_next(lvs_bdev)) {
|
|
rpc_dump_lvol_store_info(w, lvs_bdev);
|
|
}
|
|
}
|
|
spdk_json_write_array_end(w);
|
|
|
|
spdk_jsonrpc_end_result(request, w);
|
|
|
|
cleanup:
|
|
free_rpc_bdev_lvol_get_lvstores(&req);
|
|
}
|
|
|
|
SPDK_RPC_REGISTER("bdev_lvol_get_lvstores", rpc_bdev_lvol_get_lvstores, SPDK_RPC_RUNTIME)
|
|
SPDK_RPC_REGISTER_ALIAS_DEPRECATED(bdev_lvol_get_lvstores, get_lvol_stores)
|
|
|
|
struct rpc_bdev_lvol_get_lvols {
|
|
char *lvs_uuid;
|
|
char *lvs_name;
|
|
};
|
|
|
|
static void
|
|
free_rpc_bdev_lvol_get_lvols(struct rpc_bdev_lvol_get_lvols *req)
|
|
{
|
|
free(req->lvs_uuid);
|
|
free(req->lvs_name);
|
|
}
|
|
|
|
static const struct spdk_json_object_decoder rpc_bdev_lvol_get_lvols_decoders[] = {
|
|
{"lvs_uuid", offsetof(struct rpc_bdev_lvol_get_lvols, lvs_uuid), spdk_json_decode_string, true},
|
|
{"lvs_name", offsetof(struct rpc_bdev_lvol_get_lvols, lvs_name), spdk_json_decode_string, true},
|
|
};
|
|
|
|
static void
|
|
rpc_dump_lvol(struct spdk_json_write_ctx *w, struct spdk_lvol *lvol)
|
|
{
|
|
struct spdk_lvol_store *lvs = lvol->lvol_store;
|
|
char uuid[SPDK_UUID_STRING_LEN];
|
|
|
|
spdk_json_write_object_begin(w);
|
|
|
|
spdk_json_write_named_string_fmt(w, "alias", "%s/%s", lvs->name, lvol->name);
|
|
spdk_json_write_named_string(w, "uuid", lvol->uuid_str);
|
|
spdk_json_write_named_string(w, "name", lvol->name);
|
|
spdk_json_write_named_bool(w, "is_thin_provisioned", spdk_blob_is_thin_provisioned(lvol->blob));
|
|
spdk_json_write_named_bool(w, "is_snapshot", spdk_blob_is_snapshot(lvol->blob));
|
|
spdk_json_write_named_bool(w, "is_clone", spdk_blob_is_clone(lvol->blob));
|
|
spdk_json_write_named_bool(w, "is_esnap_clone", spdk_blob_is_esnap_clone(lvol->blob));
|
|
spdk_json_write_named_bool(w, "is_degraded", spdk_blob_is_degraded(lvol->blob));
|
|
|
|
spdk_json_write_named_object_begin(w, "lvs");
|
|
spdk_json_write_named_string(w, "name", lvs->name);
|
|
spdk_uuid_fmt_lower(uuid, sizeof(uuid), &lvs->uuid);
|
|
spdk_json_write_named_string(w, "uuid", uuid);
|
|
spdk_json_write_object_end(w);
|
|
|
|
spdk_json_write_object_end(w);
|
|
}
|
|
|
|
static void
|
|
rpc_dump_lvols(struct spdk_json_write_ctx *w, struct lvol_store_bdev *lvs_bdev)
|
|
{
|
|
struct spdk_lvol_store *lvs = lvs_bdev->lvs;
|
|
struct spdk_lvol *lvol;
|
|
|
|
TAILQ_FOREACH(lvol, &lvs->lvols, link) {
|
|
rpc_dump_lvol(w, lvol);
|
|
}
|
|
}
|
|
|
|
static void
|
|
rpc_bdev_lvol_get_lvols(struct spdk_jsonrpc_request *request, const struct spdk_json_val *params)
|
|
{
|
|
struct rpc_bdev_lvol_get_lvols req = {};
|
|
struct spdk_json_write_ctx *w;
|
|
struct lvol_store_bdev *lvs_bdev = NULL;
|
|
struct spdk_lvol_store *lvs = NULL;
|
|
int rc;
|
|
|
|
if (params != NULL) {
|
|
if (spdk_json_decode_object(params, rpc_bdev_lvol_get_lvols_decoders,
|
|
SPDK_COUNTOF(rpc_bdev_lvol_get_lvols_decoders),
|
|
&req)) {
|
|
SPDK_INFOLOG(lvol_rpc, "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 = vbdev_get_lvol_store_by_uuid_xor_name(req.lvs_uuid, req.lvs_name, &lvs);
|
|
if (rc != 0) {
|
|
spdk_jsonrpc_send_error_response(request, rc, spdk_strerror(-rc));
|
|
goto cleanup;
|
|
}
|
|
|
|
lvs_bdev = vbdev_get_lvs_bdev_by_lvs(lvs);
|
|
if (lvs_bdev == NULL) {
|
|
spdk_jsonrpc_send_error_response(request, ENODEV, spdk_strerror(-ENODEV));
|
|
goto cleanup;
|
|
}
|
|
}
|
|
|
|
w = spdk_jsonrpc_begin_result(request);
|
|
spdk_json_write_array_begin(w);
|
|
|
|
if (lvs_bdev != NULL) {
|
|
rpc_dump_lvols(w, lvs_bdev);
|
|
} else {
|
|
for (lvs_bdev = vbdev_lvol_store_first(); lvs_bdev != NULL;
|
|
lvs_bdev = vbdev_lvol_store_next(lvs_bdev)) {
|
|
rpc_dump_lvols(w, lvs_bdev);
|
|
}
|
|
}
|
|
spdk_json_write_array_end(w);
|
|
|
|
spdk_jsonrpc_end_result(request, w);
|
|
|
|
cleanup:
|
|
free_rpc_bdev_lvol_get_lvols(&req);
|
|
}
|
|
|
|
SPDK_RPC_REGISTER("bdev_lvol_get_lvols", rpc_bdev_lvol_get_lvols, SPDK_RPC_RUNTIME)
|
|
|
|
struct rpc_bdev_lvol_grow_lvstore {
|
|
char *uuid;
|
|
char *lvs_name;
|
|
};
|
|
|
|
static void
|
|
free_rpc_bdev_lvol_grow_lvstore(struct rpc_bdev_lvol_grow_lvstore *req)
|
|
{
|
|
free(req->uuid);
|
|
free(req->lvs_name);
|
|
}
|
|
|
|
static const struct spdk_json_object_decoder rpc_bdev_lvol_grow_lvstore_decoders[] = {
|
|
{"uuid", offsetof(struct rpc_bdev_lvol_grow_lvstore, uuid), spdk_json_decode_string, true},
|
|
{"lvs_name", offsetof(struct rpc_bdev_lvol_grow_lvstore, lvs_name), spdk_json_decode_string, true},
|
|
};
|
|
|
|
static void
|
|
rpc_bdev_lvol_grow_lvstore_cb(void *cb_arg, int lvserrno)
|
|
{
|
|
struct spdk_jsonrpc_request *request = cb_arg;
|
|
|
|
if (lvserrno != 0) {
|
|
goto invalid;
|
|
}
|
|
|
|
spdk_jsonrpc_send_bool_response(request, true);
|
|
return;
|
|
|
|
invalid:
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
|
|
spdk_strerror(-lvserrno));
|
|
}
|
|
|
|
static void
|
|
rpc_bdev_lvol_grow_lvstore(struct spdk_jsonrpc_request *request,
|
|
const struct spdk_json_val *params)
|
|
{
|
|
struct rpc_bdev_lvol_grow_lvstore req = {};
|
|
struct spdk_lvol_store *lvs = NULL;
|
|
int rc;
|
|
|
|
if (spdk_json_decode_object(params, rpc_bdev_lvol_grow_lvstore_decoders,
|
|
SPDK_COUNTOF(rpc_bdev_lvol_grow_lvstore_decoders),
|
|
&req)) {
|
|
SPDK_INFOLOG(lvol_rpc, "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 = vbdev_get_lvol_store_by_uuid_xor_name(req.uuid, req.lvs_name, &lvs);
|
|
if (rc != 0) {
|
|
spdk_jsonrpc_send_error_response(request, rc, spdk_strerror(-rc));
|
|
goto cleanup;
|
|
}
|
|
vbdev_lvs_grow(lvs, rpc_bdev_lvol_grow_lvstore_cb, request);
|
|
|
|
cleanup:
|
|
free_rpc_bdev_lvol_grow_lvstore(&req);
|
|
}
|
|
SPDK_RPC_REGISTER("bdev_lvol_grow_lvstore", rpc_bdev_lvol_grow_lvstore, SPDK_RPC_RUNTIME)
|
|
|
|
struct rpc_bdev_lvol_shallow_copy {
|
|
char *src_lvol_name;
|
|
char *dst_bdev_name;
|
|
};
|
|
|
|
static void
|
|
free_rpc_bdev_lvol_shallow_copy(struct rpc_bdev_lvol_shallow_copy *req)
|
|
{
|
|
free(req->src_lvol_name);
|
|
free(req->dst_bdev_name);
|
|
}
|
|
|
|
static const struct spdk_json_object_decoder rpc_bdev_lvol_shallow_copy_decoders[] = {
|
|
{"src_lvol_name", offsetof(struct rpc_bdev_lvol_shallow_copy, src_lvol_name), spdk_json_decode_string},
|
|
{"dst_bdev_name", offsetof(struct rpc_bdev_lvol_shallow_copy, dst_bdev_name), spdk_json_decode_string},
|
|
};
|
|
|
|
static void
|
|
rpc_bdev_lvol_shallow_copy_cb(void *cb_arg, int lvolerrno)
|
|
{
|
|
struct spdk_jsonrpc_request *request = cb_arg;
|
|
|
|
if (lvolerrno != 0) {
|
|
goto invalid;
|
|
}
|
|
|
|
spdk_jsonrpc_send_bool_response(request, true);
|
|
return;
|
|
|
|
invalid:
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
|
|
spdk_strerror(-lvolerrno));
|
|
}
|
|
|
|
static void
|
|
rpc_bdev_lvol_shallow_copy(struct spdk_jsonrpc_request *request,
|
|
const struct spdk_json_val *params)
|
|
{
|
|
struct rpc_bdev_lvol_shallow_copy req = {};
|
|
struct spdk_lvol *src_lvol;
|
|
struct spdk_bdev *src_lvol_bdev;
|
|
struct spdk_bdev *dst_bdev;
|
|
|
|
SPDK_INFOLOG(lvol_rpc, "Shallow copying lvol\n");
|
|
|
|
if (spdk_json_decode_object(params, rpc_bdev_lvol_shallow_copy_decoders,
|
|
SPDK_COUNTOF(rpc_bdev_lvol_shallow_copy_decoders),
|
|
&req)) {
|
|
SPDK_INFOLOG(lvol_rpc, "spdk_json_decode_object failed\n");
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
|
|
"spdk_json_decode_object failed");
|
|
goto cleanup;
|
|
}
|
|
|
|
src_lvol_bdev = spdk_bdev_get_by_name(req.src_lvol_name);
|
|
if (src_lvol_bdev == NULL) {
|
|
SPDK_ERRLOG("lvol bdev '%s' does not exist\n", req.src_lvol_name);
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
src_lvol = vbdev_lvol_get_from_bdev(src_lvol_bdev);
|
|
if (src_lvol == NULL) {
|
|
SPDK_ERRLOG("lvol does not exist\n");
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
dst_bdev = spdk_bdev_get_by_name(req.dst_bdev_name);
|
|
if (dst_bdev == NULL) {
|
|
SPDK_ERRLOG("bdev '%s' does not exist\n", req.dst_bdev_name);
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
vbdev_lvol_shallow_copy(src_lvol, req.dst_bdev_name, rpc_bdev_lvol_shallow_copy_cb, request);
|
|
|
|
cleanup:
|
|
free_rpc_bdev_lvol_shallow_copy(&req);
|
|
}
|
|
|
|
SPDK_RPC_REGISTER("bdev_lvol_shallow_copy", rpc_bdev_lvol_shallow_copy, SPDK_RPC_RUNTIME)
|
|
|
|
struct rpc_bdev_lvol_shallow_copy_status {
|
|
char *src_lvol_name;
|
|
};
|
|
|
|
static void
|
|
free_rpc_bdev_lvol_shallow_copy_status(struct rpc_bdev_lvol_shallow_copy_status *req)
|
|
{
|
|
free(req->src_lvol_name);
|
|
}
|
|
|
|
static const struct spdk_json_object_decoder rpc_bdev_lvol_shallow_copy_status_decoders[] = {
|
|
{"src_lvol_name", offsetof(struct rpc_bdev_lvol_shallow_copy_status, src_lvol_name), spdk_json_decode_string},
|
|
};
|
|
|
|
static void
|
|
rpc_bdev_lvol_shallow_copy_status(struct spdk_jsonrpc_request *request,
|
|
const struct spdk_json_val *params)
|
|
{
|
|
struct rpc_bdev_lvol_shallow_copy_status req = {};
|
|
struct spdk_bdev *src_lvol_bdev;
|
|
struct spdk_lvol *src_lvol;
|
|
struct spdk_json_write_ctx *w;
|
|
uint64_t cluster_index, total_clusters;
|
|
|
|
SPDK_INFOLOG(lvol_rpc, "Shallow copy status\n");
|
|
|
|
if (spdk_json_decode_object(params, rpc_bdev_lvol_shallow_copy_status_decoders,
|
|
SPDK_COUNTOF(rpc_bdev_lvol_shallow_copy_status_decoders),
|
|
&req)) {
|
|
SPDK_INFOLOG(lvol_rpc, "spdk_json_decode_object failed\n");
|
|
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INTERNAL_ERROR,
|
|
"spdk_json_decode_object failed");
|
|
goto cleanup;
|
|
}
|
|
|
|
src_lvol_bdev = spdk_bdev_get_by_name(req.src_lvol_name);
|
|
if (src_lvol_bdev == NULL) {
|
|
SPDK_ERRLOG("lvol bdev '%s' does not exist\n", req.src_lvol_name);
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
src_lvol = vbdev_lvol_get_from_bdev(src_lvol_bdev);
|
|
if (src_lvol == NULL) {
|
|
SPDK_ERRLOG("lvol does not exist\n");
|
|
spdk_jsonrpc_send_error_response(request, -ENODEV, spdk_strerror(ENODEV));
|
|
goto cleanup;
|
|
}
|
|
|
|
cluster_index = spdk_blob_get_shallow_copy_copied_clusters(src_lvol->blob);
|
|
total_clusters = spdk_blob_get_shallow_copy_total_clusters(src_lvol->blob);
|
|
|
|
w = spdk_jsonrpc_begin_result(request);
|
|
|
|
spdk_json_write_object_begin(w);
|
|
spdk_json_write_named_bool(w, "in_progress", total_clusters > 0);
|
|
if (total_clusters > 0) {
|
|
spdk_json_write_named_string_fmt(w, "status", "%lu/%lu", cluster_index, total_clusters);
|
|
}
|
|
spdk_json_write_object_end(w);
|
|
|
|
spdk_jsonrpc_end_result(request, w);
|
|
|
|
cleanup:
|
|
free_rpc_bdev_lvol_shallow_copy_status(&req);
|
|
}
|
|
|
|
SPDK_RPC_REGISTER("bdev_lvol_shallow_copy_status", rpc_bdev_lvol_shallow_copy_status,
|
|
SPDK_RPC_RUNTIME)
|