292 lines
10 KiB
C++
292 lines
10 KiB
C++
/*
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* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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*
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* This program is free software: you can use, redistribute, and/or modify
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* it under the terms of the GNU Affero General Public License, version 3
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* or later ("AGPL"), as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "mockCatalogService.h"
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#include <iomanip>
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#include <iostream>
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#include <map>
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#include "tname.h"
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#include "ttypes.h"
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std::unique_ptr<MockCatalogService> mockCatalogService;
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class TableBuilder : public ITableBuilder {
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public:
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virtual TableBuilder& addColumn(const std::string& name, int8_t type, int32_t bytes) {
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assert(colId_ < schema()->tableInfo.numOfTags + schema()->tableInfo.numOfColumns);
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SSchema* col = schema()->schema + colId_;
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col->type = type;
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col->colId = colId_++;
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col->bytes = bytes;
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strcpy(col->name, name.c_str());
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rowsize_ += bytes;
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return *this;
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}
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virtual TableBuilder& setVgid(int16_t vgid) {
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schema()->vgId = vgid;
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meta_->vgs.emplace_back(SVgroupInfo{.vgId = vgid, .hashBegin = 0, .hashEnd = 0, .inUse = 0, .numOfEps = 3, .epAddr = {{"dnode_1", 6030}, {"dnode_2", 6030}, {"dnode_3", 6030}}});
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return *this;
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}
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virtual TableBuilder& setPrecision(uint8_t precision) {
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schema()->tableInfo.precision = precision;
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return *this;
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}
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virtual void done() {
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schema()->tableInfo.rowSize = rowsize_;
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}
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private:
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friend class MockCatalogServiceImpl;
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static std::unique_ptr<TableBuilder> createTableBuilder(int8_t tableType, int32_t numOfColumns, int32_t numOfTags) {
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STableMeta* meta = (STableMeta*)std::calloc(1, sizeof(STableMeta) + sizeof(SSchema) * (numOfColumns + numOfTags));
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if (nullptr == meta) {
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throw std::bad_alloc();
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}
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meta->tableType = tableType;
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meta->tableInfo.numOfTags = numOfTags;
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meta->tableInfo.numOfColumns = numOfColumns;
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return std::unique_ptr<TableBuilder>(new TableBuilder(meta));
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}
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TableBuilder(STableMeta* schemaMeta) : colId_(0), rowsize_(0), meta_(new MockTableMeta()) {
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meta_->schema.reset(schemaMeta);
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}
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std::shared_ptr<STableMeta> schema() {
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return meta_->schema;
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}
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std::shared_ptr<MockTableMeta> table() {
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return meta_;
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}
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int32_t colId_;
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int32_t rowsize_;
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std::shared_ptr<MockTableMeta> meta_;
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};
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class MockCatalogServiceImpl {
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public:
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static const int32_t numOfDataTypes = sizeof(tDataTypes) / sizeof(tDataTypes[0]);
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MockCatalogServiceImpl() : id_(1) {
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}
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int32_t catalogGetHandle() const {
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return 0;
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}
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int32_t catalogGetTableMeta(const char* pDbFullName, const char* pTableName, STableMeta** pTableMeta) const {
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std::unique_ptr<STableMeta> table;
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int32_t code = copyTableSchemaMeta(toDbname(pDbFullName), pTableName, &table);
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if (TSDB_CODE_SUCCESS != code) {
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return code;
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}
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*pTableMeta = table.release();
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return TSDB_CODE_SUCCESS;
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}
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int32_t catalogGetTableHashVgroup(const char* pDbFullName, const char* pTableName, SVgroupInfo* vgInfo) const {
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// todo
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return 0;
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}
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TableBuilder& createTableBuilder(const std::string& db, const std::string& tbname, int8_t tableType, int32_t numOfColumns, int32_t numOfTags) {
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builder_ = TableBuilder::createTableBuilder(tableType, numOfColumns, numOfTags);
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meta_[db][tbname] = builder_->table();
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meta_[db][tbname]->schema->uid = id_++;
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return *(builder_.get());
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}
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void createSubTable(const std::string& db, const std::string& stbname, const std::string& tbname, int16_t vgid) {
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std::unique_ptr<STableMeta> table;
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if (TSDB_CODE_SUCCESS != copyTableSchemaMeta(db, stbname, &table)) {
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throw std::runtime_error("copyTableSchemaMeta failed");
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}
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meta_[db][tbname].reset(new MockTableMeta());
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meta_[db][tbname]->schema.reset(table.release());
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meta_[db][tbname]->schema->uid = id_++;
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meta_[db][tbname]->vgs.emplace_back((SVgroupInfo){.vgId = vgid, .hashBegin = 0, .hashEnd = 0, .inUse = 0, .numOfEps = 3, .epAddr = {{"dnode_1", 6030}, {"dnode_2", 6030}, {"dnode_3", 6030}}});
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// super table
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meta_[db][stbname]->vgs.emplace_back((SVgroupInfo){.vgId = vgid, .hashBegin = 0, .hashEnd = 0, .inUse = 0, .numOfEps = 3, .epAddr = {{"dnode_1", 6030}, {"dnode_2", 6030}, {"dnode_3", 6030}}});
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}
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void showTables() const {
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// number of forward fills
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#define NOF(n) ((n) / 2)
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// number of backward fills
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#define NOB(n) ((n) % 2 ? (n) / 2 + 1 : (n) / 2)
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// center aligned
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#define CA(n, s) std::setw(NOF((n) - (s).length())) << "" << (s) << std::setw(NOB((n) - (s).length())) << "" << "|"
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// string field length
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#define SFL 20
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// string field header
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#define SH(h) CA(SFL, std::string(h))
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// string field
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#define SF(n) CA(SFL, n)
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// integer field length
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#define IFL 10
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// integer field header
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#define IH(i) CA(IFL, std::string(i))
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// integer field
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#define IF(i) CA(IFL, std::to_string(i))
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// split line
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#define SL(sn, in) std::setfill('=') << std::setw((sn) * (SFL + 1) + (in) * (IFL + 1)) << "" << std::setfill(' ')
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for (const auto& db : meta_) {
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std::cout << "Databse:" << db.first << std::endl;
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std::cout << SH("Table") << SH("Type") << SH("Precision") << IH("Vgid") << IH("RowSize") << std::endl;
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std::cout << SL(3, 1) << std::endl;
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for (const auto& table : db.second) {
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const auto& schema = table.second->schema;
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std::cout << SF(table.first) << SF(ttToString(schema->tableType)) << SF(pToString(schema->tableInfo.precision)) << IF(schema->vgId) << IF(schema->tableInfo.rowSize) << std::endl;
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}
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std::cout << std::endl;
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}
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for (const auto& db : meta_) {
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for (const auto& table : db.second) {
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const auto& schema = table.second->schema;
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std::cout << "Table:" << table.first << std::endl;
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std::cout << SH("Field") << SH("Type") << SH("DataType") << IH("Bytes") << std::endl;
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std::cout << SL(3, 1) << std::endl;
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int16_t numOfTags = schema->tableInfo.numOfTags;
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int16_t numOfFields = numOfTags + schema->tableInfo.numOfColumns;
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for (int16_t i = 0; i < numOfFields; ++i) {
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const SSchema* col = schema->schema + i;
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std::cout << SF(std::string(col->name)) << SH(ftToString(i, numOfTags)) << SH(dtToString(col->type)) << IF(col->bytes) << std::endl;
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}
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std::cout << std::endl;
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}
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}
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}
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std::shared_ptr<MockTableMeta> getTableMeta(const std::string& db, const std::string& tbname) const {
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DbMetaCache::const_iterator it = meta_.find(db);
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if (meta_.end() == it) {
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return std::shared_ptr<MockTableMeta>();
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}
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TableMetaCache::const_iterator tit = it->second.find(tbname);
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if (it->second.end() == tit) {
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return std::shared_ptr<MockTableMeta>();
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}
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return tit->second;
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}
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private:
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typedef std::map<std::string, std::shared_ptr<MockTableMeta>> TableMetaCache;
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typedef std::map<std::string, TableMetaCache> DbMetaCache;
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std::string toDbname(const std::string& dbFullName) const {
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std::string::size_type n = dbFullName.find(".");
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if (n == std::string::npos) {
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return dbFullName;
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}
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return dbFullName.substr(n + 1);
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}
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std::string ttToString(int8_t tableType) const {
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switch (tableType) {
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case TSDB_SUPER_TABLE:
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return "super table";
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case TSDB_CHILD_TABLE:
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return "child table";
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case TSDB_NORMAL_TABLE:
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return "normal table";
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default:
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return "unknown";
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}
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}
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std::string pToString(uint8_t precision) const {
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switch (precision) {
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case TSDB_TIME_PRECISION_MILLI:
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return "millisecond";
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case TSDB_TIME_PRECISION_MICRO:
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return "microsecond";
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case TSDB_TIME_PRECISION_NANO:
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return "nanosecond";
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default:
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return "unknown";
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}
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}
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std::string dtToString(int8_t type) const {
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return tDataTypes[type].name;
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}
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std::string ftToString(int16_t colid, int16_t numOfTags) const {
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return (0 == colid ? "column" : (colid <= numOfTags ? "tag" : "column"));
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}
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std::shared_ptr<STableMeta> getTableSchemaMeta(const std::string& db, const std::string& tbname) const {
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std::shared_ptr<MockTableMeta> table = getTableMeta(db, tbname);
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return table ? table->schema : std::shared_ptr<STableMeta>();
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}
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int32_t copyTableSchemaMeta(const std::string& db, const std::string& tbname, std::unique_ptr<STableMeta>* dst) const {
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std::shared_ptr<STableMeta> src = getTableSchemaMeta(db, tbname);
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if (!src) {
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return TSDB_CODE_TSC_INVALID_TABLE_NAME;
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}
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int32_t len = sizeof(STableMeta) + sizeof(SSchema) * (src->tableInfo.numOfTags + src->tableInfo.numOfColumns);
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dst->reset((STableMeta*)std::calloc(1, len));
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if (!dst) {
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return TSDB_CODE_TSC_OUT_OF_MEMORY;
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}
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memcpy(dst->get(), src.get(), len);
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return TSDB_CODE_SUCCESS;
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}
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uint64_t id_;
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std::unique_ptr<TableBuilder> builder_;
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DbMetaCache meta_;
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};
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MockCatalogService::MockCatalogService() : impl_(new MockCatalogServiceImpl()) {
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}
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MockCatalogService::~MockCatalogService() {
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}
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ITableBuilder& MockCatalogService::createTableBuilder(const std::string& db, const std::string& tbname, int8_t tableType, int32_t numOfColumns, int32_t numOfTags) {
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return impl_->createTableBuilder(db, tbname, tableType, numOfColumns, numOfTags);
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}
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void MockCatalogService::createSubTable(const std::string& db, const std::string& stbname, const std::string& tbname, int16_t vgid) {
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impl_->createSubTable(db, stbname, tbname, vgid);
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}
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void MockCatalogService::showTables() const {
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impl_->showTables();
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}
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std::shared_ptr<MockTableMeta> MockCatalogService::getTableMeta(const std::string& db, const std::string& tbname) const {
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return impl_->getTableMeta(db, tbname);
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}
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int32_t MockCatalogService::catalogGetTableMeta(const char* pDBName, const char* pTableName, STableMeta** pTableMeta) const {
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return impl_->catalogGetTableMeta(pDBName, pTableName, pTableMeta);
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}
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int32_t MockCatalogService::catalogGetTableHashVgroup(const char* pDBName, const char* pTableName, SVgroupInfo* vgInfo) const {
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return impl_->catalogGetTableHashVgroup(pDBName, pTableName, vgInfo);
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} |