| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| |
| #include "keys.h" |
| |
| #include "codec.h" |
| |
| namespace doris::cloud { |
| |
| // clang-format off |
| // Prefix |
| static const char* INSTANCE_KEY_PREFIX = "instance"; |
| |
| static const char* TXN_KEY_PREFIX = "txn"; |
| static const char* VERSION_KEY_PREFIX = "version"; |
| static const char* META_KEY_PREFIX = "meta"; |
| static const char* RECYCLE_KEY_PREFIX = "recycle"; |
| static const char* STATS_KEY_PREFIX = "stats"; |
| static const char* JOB_KEY_PREFIX = "job"; |
| static const char* COPY_KEY_PREFIX = "copy"; |
| static const char* VAULT_KEY_PREFIX = "storage_vault"; |
| |
| // Infix |
| static const char* TXN_KEY_INFIX_LABEL = "txn_label"; |
| static const char* TXN_KEY_INFIX_INFO = "txn_info"; |
| static const char* TXN_KEY_INFIX_INDEX = "txn_index"; |
| static const char* TXN_KEY_INFIX_RUNNING = "txn_running"; |
| |
| static const char* PARTITION_VERSION_KEY_INFIX = "partition"; |
| static const char* TABLE_VERSION_KEY_INFIX = "table"; |
| |
| static const char* META_KEY_INFIX_ROWSET = "rowset"; |
| static const char* META_KEY_INFIX_ROWSET_TMP = "rowset_tmp"; |
| static const char* META_KEY_INFIX_TABLET = "tablet"; |
| static const char* META_KEY_INFIX_TABLET_IDX = "tablet_index"; |
| static const char* META_KEY_INFIX_SCHEMA = "schema"; |
| static const char* META_KEY_INFIX_DELETE_BITMAP = "delete_bitmap"; |
| static const char* META_KEY_INFIX_DELETE_BITMAP_LOCK = "delete_bitmap_lock"; |
| static const char* META_KEY_INFIX_DELETE_BITMAP_PENDING = "delete_bitmap_pending"; |
| static const char* META_KEY_INFIX_MOW_TABLET_COMPACTION = "mow_tablet_comp"; |
| static const char* META_KEY_INFIX_SCHEMA_DICTIONARY = "tablet_schema_pb_dict"; |
| |
| static const char* RECYCLE_KEY_INFIX_INDEX = "index"; |
| static const char* RECYCLE_KEY_INFIX_PART = "partition"; |
| static const char* RECYCLE_KEY_TXN = "txn"; |
| |
| static const char* STATS_KEY_INFIX_TABLET = "tablet"; |
| |
| static const char* JOB_KEY_INFIX_TABLET = "tablet"; |
| static const char* JOB_KEY_INFIX_RL_PROGRESS = "routine_load_progress"; |
| |
| static const char* COPY_JOB_KEY_INFIX = "job"; |
| static const char* COPY_FILE_KEY_INFIX = "loading_file"; |
| static const char* STAGE_KEY_INFIX = "stage"; |
| static const char* VAULT_KEY_INFIX = "vault"; |
| |
| // clang-format on |
| |
| // clang-format off |
| template <typename T, typename U> |
| constexpr static bool is_one_of() { return std::is_same_v<T, U>; } |
| /** |
| * Checks the first type is one of the given types (type collection) |
| * @param T type to check |
| * @param U first type in the collection |
| * @param R the rest types in the collection |
| */ |
| template <typename T, typename U, typename... R> |
| constexpr static typename std::enable_if_t<0 < sizeof...(R), bool> is_one_of() { |
| return ((std::is_same_v<T, U>) || is_one_of<T, R...>()); |
| } |
| |
| template <typename T, typename U> |
| constexpr static bool not_all_types_distinct() { return std::is_same_v<T, U>; } |
| /** |
| * Checks if there are 2 types are the same in the given type list |
| */ |
| template <typename T, typename U, typename... R> |
| constexpr static typename std::enable_if_t<0 < sizeof...(R), bool> |
| not_all_types_distinct() { |
| // The last part of this expr is a `for` loop |
| return is_one_of<T, U>() || is_one_of<T, R...>() || not_all_types_distinct<U, R...>(); |
| } |
| |
| template <typename T, typename... R> |
| struct check_types { |
| static_assert(is_one_of<T, R...>(), "Invalid key type"); |
| static_assert(!not_all_types_distinct<R...>(), "Type conflict, there are at least 2 types that are identical in the list."); |
| static constexpr bool value = is_one_of<T, R...>() && !not_all_types_distinct<R...>(); |
| }; |
| template <typename T, typename... R> |
| inline constexpr bool check_types_v = check_types<T, R...>::value; |
| |
| template <typename T> |
| static void encode_prefix(const T& t, std::string* key) { |
| // Input type T must be one of the following, add if needed |
| static_assert(check_types_v<T, |
| InstanceKeyInfo, |
| TxnLabelKeyInfo, TxnInfoKeyInfo, TxnIndexKeyInfo, TxnRunningKeyInfo, |
| MetaRowsetKeyInfo, MetaRowsetTmpKeyInfo, MetaTabletKeyInfo, MetaTabletIdxKeyInfo, MetaSchemaKeyInfo, |
| MetaDeleteBitmapInfo, MetaDeleteBitmapUpdateLockInfo, MetaPendingDeleteBitmapInfo, PartitionVersionKeyInfo, |
| RecycleIndexKeyInfo, RecyclePartKeyInfo, RecycleRowsetKeyInfo, RecycleTxnKeyInfo, RecycleStageKeyInfo, |
| StatsTabletKeyInfo, TableVersionKeyInfo, |
| JobTabletKeyInfo, JobRecycleKeyInfo, RLJobProgressKeyInfo, |
| CopyJobKeyInfo, CopyFileKeyInfo, StorageVaultKeyInfo, MetaSchemaPBDictionaryInfo, |
| MowTabletCompactionInfo>); |
| |
| key->push_back(CLOUD_USER_KEY_SPACE01); |
| // Prefixes for key families |
| if constexpr (std::is_same_v<T, InstanceKeyInfo>) { |
| encode_bytes(INSTANCE_KEY_PREFIX, key); |
| } else if constexpr (std::is_same_v<T, TxnLabelKeyInfo> |
| || std::is_same_v<T, TxnInfoKeyInfo> |
| || std::is_same_v<T, TxnIndexKeyInfo> |
| || std::is_same_v<T, TxnRunningKeyInfo>) { |
| encode_bytes(TXN_KEY_PREFIX, key); |
| } else if constexpr (std::is_same_v<T, MetaRowsetKeyInfo> |
| || std::is_same_v<T, MetaRowsetTmpKeyInfo> |
| || std::is_same_v<T, MetaTabletKeyInfo> |
| || std::is_same_v<T, MetaTabletIdxKeyInfo> |
| || std::is_same_v<T, MetaSchemaKeyInfo> |
| || std::is_same_v<T, MetaSchemaPBDictionaryInfo> |
| || std::is_same_v<T, MetaDeleteBitmapInfo> |
| || std::is_same_v<T, MetaDeleteBitmapUpdateLockInfo> |
| || std::is_same_v<T, MetaPendingDeleteBitmapInfo> |
| || std::is_same_v<T, MowTabletCompactionInfo>) { |
| encode_bytes(META_KEY_PREFIX, key); |
| } else if constexpr (std::is_same_v<T, PartitionVersionKeyInfo> |
| || std::is_same_v<T, TableVersionKeyInfo>) { |
| encode_bytes(VERSION_KEY_PREFIX, key); |
| } else if constexpr (std::is_same_v<T, RecycleIndexKeyInfo> |
| || std::is_same_v<T, RecyclePartKeyInfo> |
| || std::is_same_v<T, RecycleRowsetKeyInfo> |
| || std::is_same_v<T, RecycleTxnKeyInfo> |
| || std::is_same_v<T, RecycleStageKeyInfo>) { |
| encode_bytes(RECYCLE_KEY_PREFIX, key); |
| } else if constexpr (std::is_same_v<T, StatsTabletKeyInfo>) { |
| encode_bytes(STATS_KEY_PREFIX, key); |
| } else if constexpr (std::is_same_v<T, JobTabletKeyInfo> |
| || std::is_same_v<T, JobRecycleKeyInfo> |
| || std::is_same_v<T, RLJobProgressKeyInfo>) { |
| encode_bytes(JOB_KEY_PREFIX, key); |
| } else if constexpr (std::is_same_v<T, CopyJobKeyInfo> |
| || std::is_same_v<T, CopyFileKeyInfo>) { |
| encode_bytes(COPY_KEY_PREFIX, key); |
| } else if constexpr (std::is_same_v<T, StorageVaultKeyInfo>) { |
| encode_bytes(VAULT_KEY_PREFIX, key); |
| } else { |
| // This branch mean to be unreachable, add an assert(false) here to |
| // prevent missing branch match. |
| // Postpone deduction of static_assert by evaluating sizeof(T) |
| static_assert(!sizeof(T), "all types must be matched with if constexpr"); |
| } |
| encode_bytes(std::get<0>(t), key); // instance_id |
| } |
| // clang-format on |
| |
| //============================================================================== |
| // Resource keys |
| //============================================================================== |
| |
| void instance_key(const InstanceKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "instance" ${instance_id} |
| } |
| |
| //============================================================================== |
| // Transaction keys |
| //============================================================================== |
| |
| std::string txn_key_prefix(std::string_view instance_id) { |
| std::string out; |
| encode_prefix(TxnIndexKeyInfo {instance_id, 0}, &out); |
| return out; |
| } |
| |
| void txn_label_key(const TxnLabelKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "txn" ${instance_id} |
| encode_bytes(TXN_KEY_INFIX_LABEL, out); // "txn_index" |
| encode_int64(std::get<1>(in), out); // db_id |
| encode_bytes(std::get<2>(in), out); // label |
| } |
| |
| void txn_info_key(const TxnInfoKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "txn" ${instance_id} |
| encode_bytes(TXN_KEY_INFIX_INFO, out); // "txn_info" |
| encode_int64(std::get<1>(in), out); // db_id |
| encode_int64(std::get<2>(in), out); // txn_id |
| } |
| |
| void txn_index_key(const TxnIndexKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "txn" ${instance_id} |
| encode_bytes(TXN_KEY_INFIX_INDEX, out); // "txn_index" |
| encode_int64(std::get<1>(in), out); // txn_id |
| } |
| |
| void txn_running_key(const TxnRunningKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "txn" ${instance_id} |
| encode_bytes(TXN_KEY_INFIX_RUNNING, out); // "txn_running" |
| encode_int64(std::get<1>(in), out); // db_id |
| encode_int64(std::get<2>(in), out); // txn_id |
| } |
| |
| //============================================================================== |
| // Version keys |
| //============================================================================== |
| |
| std::string version_key_prefix(std::string_view instance_id) { |
| std::string out; |
| encode_prefix(TableVersionKeyInfo {instance_id, 0, 0}, &out); |
| return out; |
| } |
| |
| void table_version_key(const TableVersionKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "version" ${instance_id} |
| encode_bytes(TABLE_VERSION_KEY_INFIX, out); // "table" |
| encode_int64(std::get<1>(in), out); // db_id |
| encode_int64(std::get<2>(in), out); // tbl_id |
| } |
| |
| void partition_version_key(const PartitionVersionKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "version" ${instance_id} |
| encode_bytes(PARTITION_VERSION_KEY_INFIX, out); // "partition" |
| encode_int64(std::get<1>(in), out); // db_id |
| encode_int64(std::get<2>(in), out); // tbl_id |
| encode_int64(std::get<3>(in), out); // partition_id |
| } |
| |
| //============================================================================== |
| // Meta keys |
| //============================================================================== |
| |
| std::string meta_key_prefix(std::string_view instance_id) { |
| std::string out; |
| encode_prefix(MetaTabletIdxKeyInfo {instance_id, 0}, &out); |
| return out; |
| } |
| |
| void meta_rowset_key(const MetaRowsetKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "meta" ${instance_id} |
| encode_bytes(META_KEY_INFIX_ROWSET, out); // "rowset" |
| encode_int64(std::get<1>(in), out); // tablet_id |
| encode_int64(std::get<2>(in), out); // version |
| } |
| |
| void meta_rowset_tmp_key(const MetaRowsetTmpKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "meta" ${instance_id} |
| encode_bytes(META_KEY_INFIX_ROWSET_TMP, out); // "rowset_tmp" |
| encode_int64(std::get<1>(in), out); // txn_id |
| encode_int64(std::get<2>(in), out); // tablet_id |
| } |
| |
| void meta_tablet_key(const MetaTabletKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "meta" ${instance_id} |
| encode_bytes(META_KEY_INFIX_TABLET, out); // "tablet" |
| encode_int64(std::get<1>(in), out); // table_id |
| encode_int64(std::get<2>(in), out); // index_id |
| encode_int64(std::get<3>(in), out); // partition_id |
| encode_int64(std::get<4>(in), out); // tablet_id |
| } |
| |
| void meta_tablet_idx_key(const MetaTabletIdxKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "meta" ${instance_id} |
| encode_bytes(META_KEY_INFIX_TABLET_IDX, out); // "tablet_index" |
| encode_int64(std::get<1>(in), out); // tablet_id |
| } |
| |
| void meta_schema_key(const MetaSchemaKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "meta" ${instance_id} |
| encode_bytes(META_KEY_INFIX_SCHEMA, out); // "schema" |
| encode_int64(std::get<1>(in), out); // index_id |
| encode_int64(std::get<2>(in), out); // schema_version |
| } |
| |
| void meta_delete_bitmap_key(const MetaDeleteBitmapInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "meta" ${instance_id} |
| encode_bytes(META_KEY_INFIX_DELETE_BITMAP, out); // "delete_bitmap" |
| encode_int64(std::get<1>(in), out); // tablet_id |
| encode_bytes(std::get<2>(in), out); // rowset_id |
| encode_int64(std::get<3>(in), out); // version |
| encode_int64(std::get<4>(in), out); // segment_id |
| } |
| |
| void meta_delete_bitmap_update_lock_key(const MetaDeleteBitmapUpdateLockInfo& in, |
| std::string* out) { |
| encode_prefix(in, out); // 0x01 "meta" ${instance_id} |
| encode_bytes(META_KEY_INFIX_DELETE_BITMAP_LOCK, out); // "delete_bitmap_lock" |
| encode_int64(std::get<1>(in), out); // table_id |
| encode_int64(std::get<2>(in), out); // partition_id |
| } |
| |
| void mow_tablet_compaction_key(const MowTabletCompactionInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "meta" ${instance_id} |
| encode_bytes(META_KEY_INFIX_MOW_TABLET_COMPACTION, out); // "mow_tablet_comp" |
| encode_int64(std::get<1>(in), out); // table_id |
| encode_int64(std::get<2>(in), out); // initiator |
| } |
| |
| void meta_pending_delete_bitmap_key(const MetaPendingDeleteBitmapInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "meta" ${instance_id} |
| encode_bytes(META_KEY_INFIX_DELETE_BITMAP_PENDING, out); // "delete_bitmap_pending" |
| encode_int64(std::get<1>(in), out); // table_id |
| } |
| |
| void meta_schema_pb_dictionary_key(const MetaSchemaPBDictionaryInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "meta" ${instance_id} |
| encode_bytes(META_KEY_INFIX_SCHEMA_DICTIONARY, out); // "tablet_schema_pb_dict" |
| encode_int64(std::get<1>(in), out); // index_id |
| } |
| |
| //============================================================================== |
| // Recycle keys |
| //============================================================================== |
| |
| std::string recycle_key_prefix(std::string_view instance_id) { |
| std::string out; |
| encode_prefix(RecycleIndexKeyInfo {instance_id, 0}, &out); |
| return out; |
| } |
| |
| void recycle_index_key(const RecycleIndexKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "recycle" ${instance_id} |
| encode_bytes(RECYCLE_KEY_INFIX_INDEX, out); // "index" |
| encode_int64(std::get<1>(in), out); // index_id |
| } |
| |
| void recycle_partition_key(const RecyclePartKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "recycle" ${instance_id} |
| encode_bytes(RECYCLE_KEY_INFIX_PART, out); // "partition" |
| encode_int64(std::get<1>(in), out); // partition_id |
| } |
| |
| void recycle_rowset_key(const RecycleRowsetKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "recycle" ${instance_id} |
| encode_bytes(META_KEY_INFIX_ROWSET, out); // "rowset" |
| encode_int64(std::get<1>(in), out); // tablet_id |
| encode_bytes(std::get<2>(in), out); // rowset_id |
| } |
| |
| void recycle_txn_key(const RecycleTxnKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "recycle" ${instance_id} |
| encode_bytes(RECYCLE_KEY_TXN, out); // "txn" |
| encode_int64(std::get<1>(in), out); // db_id |
| encode_int64(std::get<2>(in), out); // txn_id |
| } |
| |
| void recycle_stage_key(const RecycleStageKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "recycle" ${instance_id} |
| encode_bytes(STAGE_KEY_INFIX, out); // "stage" |
| encode_bytes(std::get<1>(in), out); // stage_id |
| } |
| |
| //============================================================================== |
| // Stats keys |
| //============================================================================== |
| |
| void stats_tablet_key(const StatsTabletKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "stats" ${instance_id} |
| encode_bytes(STATS_KEY_INFIX_TABLET, out); // "tablet" |
| encode_int64(std::get<1>(in), out); // table_id |
| encode_int64(std::get<2>(in), out); // index_id |
| encode_int64(std::get<3>(in), out); // partition_id |
| encode_int64(std::get<4>(in), out); // tablet_id |
| } |
| |
| void stats_tablet_data_size_key(const StatsTabletKeyInfo& in, std::string* out) { |
| stats_tablet_key(in, out); |
| encode_bytes(STATS_KEY_SUFFIX_DATA_SIZE, out); |
| } |
| void stats_tablet_num_rows_key(const StatsTabletKeyInfo& in, std::string* out) { |
| stats_tablet_key(in, out); |
| encode_bytes(STATS_KEY_SUFFIX_NUM_ROWS, out); |
| } |
| void stats_tablet_num_rowsets_key(const StatsTabletKeyInfo& in, std::string* out) { |
| stats_tablet_key(in, out); |
| encode_bytes(STATS_KEY_SUFFIX_NUM_ROWSETS, out); |
| } |
| void stats_tablet_num_segs_key(const StatsTabletKeyInfo& in, std::string* out) { |
| stats_tablet_key(in, out); |
| encode_bytes(STATS_KEY_SUFFIX_NUM_SEGS, out); |
| } |
| void stats_tablet_index_size_key(const StatsTabletKeyInfo& in, std::string* out) { |
| stats_tablet_key(in, out); |
| encode_bytes(STATS_KEY_SUFFIX_INDEX_SIZE, out); |
| } |
| void stats_tablet_segment_size_key(const StatsTabletKeyInfo& in, std::string* out) { |
| stats_tablet_key(in, out); |
| encode_bytes(STATS_KEY_SUFFIX_SEGMENT_SIZE, out); |
| } |
| |
| //============================================================================== |
| // Job keys |
| //============================================================================== |
| |
| void job_tablet_key(const JobTabletKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "job" ${instance_id} |
| encode_bytes(JOB_KEY_INFIX_TABLET, out); // "tablet" |
| encode_int64(std::get<1>(in), out); // table_id |
| encode_int64(std::get<2>(in), out); // index_id |
| encode_int64(std::get<3>(in), out); // partition_id |
| encode_int64(std::get<4>(in), out); // tablet_id |
| } |
| |
| void job_recycle_key(const JobRecycleKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "job" ${instance_id} |
| encode_bytes("recycle", out); // "recycle" |
| } |
| |
| void job_check_key(const JobRecycleKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "job" ${instance_id} |
| encode_bytes("check", out); // "check" |
| } |
| |
| void rl_job_progress_key_info(const RLJobProgressKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "job" ${instance_id} |
| encode_bytes(JOB_KEY_INFIX_RL_PROGRESS, out); // "routine_load_progress" |
| encode_int64(std::get<1>(in), out); // db_id |
| encode_int64(std::get<2>(in), out); // job_id |
| } |
| |
| //============================================================================== |
| // Copy keys |
| //============================================================================== |
| |
| std::string copy_key_prefix(std::string_view instance_id) { |
| std::string out; |
| encode_prefix(CopyJobKeyInfo {instance_id, "", 0, "", 0}, &out); |
| return out; |
| } |
| |
| void copy_job_key(const CopyJobKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "copy" ${instance_id} |
| encode_bytes(COPY_JOB_KEY_INFIX, out); // "job" |
| encode_bytes(std::get<1>(in), out); // stage_id |
| encode_int64(std::get<2>(in), out); // table_id |
| encode_bytes(std::get<3>(in), out); // copy_id |
| encode_int64(std::get<4>(in), out); // group_id |
| } |
| |
| void copy_file_key(const CopyFileKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); // 0x01 "copy" ${instance_id} |
| encode_bytes(COPY_FILE_KEY_INFIX, out); // "loading_file" |
| encode_bytes(std::get<1>(in), out); // stage_id |
| encode_int64(std::get<2>(in), out); // table_id |
| encode_bytes(std::get<3>(in), out); // obj_key |
| encode_bytes(std::get<4>(in), out); // obj_etag |
| } |
| |
| //============================================================================== |
| // Storage Vault keys |
| //============================================================================== |
| |
| void storage_vault_key(const StorageVaultKeyInfo& in, std::string* out) { |
| encode_prefix(in, out); |
| encode_bytes(VAULT_KEY_INFIX, out); |
| encode_bytes(std::get<1>(in), out); |
| } |
| |
| //============================================================================== |
| // System keys |
| //============================================================================== |
| |
| // 0x02 0:"system" 1:"meta-service" 2:"registry" |
| std::string system_meta_service_registry_key() { |
| std::string ret; |
| ret.push_back(CLOUD_SYS_KEY_SPACE02); |
| encode_bytes("system", &ret); |
| encode_bytes("meta-service", &ret); |
| encode_bytes("registry", &ret); |
| return ret; |
| } |
| |
| // 0x02 0:"system" 1:"meta-service" 2:"arn_info" |
| std::string system_meta_service_arn_info_key() { |
| std::string ret; |
| ret.push_back(CLOUD_SYS_KEY_SPACE02); |
| encode_bytes("system", &ret); |
| encode_bytes("meta-service", &ret); |
| encode_bytes("arn_info", &ret); |
| return ret; |
| } |
| |
| // 0x02 0:"system" 1:"meta-service" 2:"encryption_key_info" |
| std::string system_meta_service_encryption_key_info_key() { |
| std::string ret; |
| ret.push_back(CLOUD_SYS_KEY_SPACE02); |
| encode_bytes("system", &ret); |
| encode_bytes("meta-service", &ret); |
| encode_bytes("encryption_key_info", &ret); |
| return ret; |
| } |
| |
| //============================================================================== |
| // Other keys |
| //============================================================================== |
| |
| //============================================================================== |
| // Decode keys |
| //============================================================================== |
| int decode_key(std::string_view* in, |
| std::vector<std::tuple<std::variant<int64_t, std::string>, int, int>>* out) { |
| int pos = 0; |
| int last_len = static_cast<int>(in->size()); |
| while (!in->empty()) { |
| int ret = 0; |
| auto tag = in->at(0); |
| if (tag == EncodingTag::BYTES_TAG) { |
| std::string str; |
| ret = decode_bytes(in, &str); |
| if (ret != 0) return ret; |
| out->emplace_back(std::move(str), tag, pos); |
| } else if (tag == EncodingTag::NEGATIVE_FIXED_INT_TAG || |
| tag == EncodingTag::POSITIVE_FIXED_INT_TAG) { |
| int64_t v; |
| ret = decode_int64(in, &v); |
| if (ret != 0) return ret; |
| out->emplace_back(v, tag, pos); |
| } else { |
| return -1; |
| } |
| pos += last_len - in->size(); |
| last_len = in->size(); |
| } |
| return 0; |
| } |
| |
| } // namespace doris::cloud |
