mirror of
https://github.com/go-gitea/gitea
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b6a95a8cb3
* Dropped unused codekit config * Integrated dynamic and static bindata for public * Ignore public bindata * Add a general generate make task * Integrated flexible public assets into web command * Updated vendoring, added all missiong govendor deps * Made the linter happy with the bindata and dynamic code * Moved public bindata definition to modules directory * Ignoring the new bindata path now * Updated to the new public modules import path * Updated public bindata command and drop the new prefix
459 lines
16 KiB
Go
459 lines
16 KiB
Go
// Copyright 2016 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package infoschema
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import (
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"fmt"
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"sort"
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"github.com/pingcap/tidb/column"
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"github.com/pingcap/tidb/meta/autoid"
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"github.com/pingcap/tidb/model"
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"github.com/pingcap/tidb/mysql"
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"github.com/pingcap/tidb/table"
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"github.com/pingcap/tidb/table/tables"
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"github.com/pingcap/tidb/util/charset"
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"github.com/pingcap/tidb/util/types"
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)
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const (
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tableSchemata = "SCHEMATA"
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tableTables = "TABLES"
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tableColumns = "COLUMNS"
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tableStatistics = "STATISTICS"
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tableCharacterSets = "CHARACTER_SETS"
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tableCollations = "COLLATIONS"
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tableFiles = "FILES"
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catalogVal = "def"
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tableProfiling = "PROFILING"
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)
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type columnInfo struct {
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name string
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tp byte
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size int
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flag uint
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deflt interface{}
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elems []string
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}
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func buildColumnInfo(tableName string, col columnInfo) *model.ColumnInfo {
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mCharset := charset.CharsetBin
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mCollation := charset.CharsetBin
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mFlag := mysql.UnsignedFlag
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if col.tp == mysql.TypeVarchar || col.tp == mysql.TypeBlob {
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mCharset = mysql.DefaultCharset
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mCollation = mysql.DefaultCollationName
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mFlag = 0
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}
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fieldType := types.FieldType{
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Charset: mCharset,
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Collate: mCollation,
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Tp: col.tp,
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Flen: col.size,
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Flag: uint(mFlag),
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}
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return &model.ColumnInfo{
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Name: model.NewCIStr(col.name),
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FieldType: fieldType,
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State: model.StatePublic,
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}
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}
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func buildTableMeta(tableName string, cs []columnInfo) *model.TableInfo {
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cols := make([]*model.ColumnInfo, 0, len(cs))
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for _, c := range cs {
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cols = append(cols, buildColumnInfo(tableName, c))
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}
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for i, col := range cols {
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col.Offset = i
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}
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return &model.TableInfo{
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Name: model.NewCIStr(tableName),
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Columns: cols,
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State: model.StatePublic,
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}
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}
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var schemataCols = []columnInfo{
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{"CATALOG_NAME", mysql.TypeVarchar, 512, 0, nil, nil},
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{"SCHEMA_NAME", mysql.TypeVarchar, 64, 0, nil, nil},
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{"DEFAULT_CHARACTER_SET_NAME", mysql.TypeVarchar, 64, 0, nil, nil},
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{"DEFAULT_COLLATION_NAME", mysql.TypeVarchar, 32, 0, nil, nil},
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{"SQL_PATH", mysql.TypeVarchar, 512, 0, nil, nil},
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}
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var tablesCols = []columnInfo{
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{"TABLE_CATALOG", mysql.TypeVarchar, 512, 0, nil, nil},
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{"TABLE_SCHEMA", mysql.TypeVarchar, 64, 0, nil, nil},
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{"TABLE_NAME", mysql.TypeVarchar, 64, 0, nil, nil},
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{"TABLE_TYPE", mysql.TypeVarchar, 64, 0, nil, nil},
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{"ENGINE", mysql.TypeVarchar, 64, 0, nil, nil},
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{"VERSION", mysql.TypeLonglong, 21, 0, nil, nil},
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{"ROW_FORMAT", mysql.TypeVarchar, 10, 0, nil, nil},
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{"TABLE_ROWS", mysql.TypeLonglong, 21, 0, nil, nil},
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{"AVG_ROW_LENGTH", mysql.TypeLonglong, 21, 0, nil, nil},
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{"DATA_LENGTH", mysql.TypeLonglong, 21, 0, nil, nil},
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{"MAX_DATA_LENGTH", mysql.TypeLonglong, 21, 0, nil, nil},
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{"INDEX_LENGTH", mysql.TypeLonglong, 21, 0, nil, nil},
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{"DATA_FREE", mysql.TypeLonglong, 21, 0, nil, nil},
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{"AUTO_INCREMENT", mysql.TypeLonglong, 21, 0, nil, nil},
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{"CREATE_TIME", mysql.TypeDatetime, 19, 0, nil, nil},
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{"UPDATE_TIME", mysql.TypeDatetime, 19, 0, nil, nil},
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{"CHECK_TIME", mysql.TypeDatetime, 19, 0, nil, nil},
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{"TABLE_COLLATION", mysql.TypeVarchar, 32, 0, nil, nil},
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{"CHECK_SUM", mysql.TypeLonglong, 21, 0, nil, nil},
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{"CREATE_OPTIONS", mysql.TypeVarchar, 255, 0, nil, nil},
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{"TABLE_COMMENT", mysql.TypeVarchar, 2048, 0, nil, nil},
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}
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var columnsCols = []columnInfo{
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{"TABLE_CATALOG", mysql.TypeVarchar, 512, 0, nil, nil},
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{"TABLE_SCHEMA", mysql.TypeVarchar, 64, 0, nil, nil},
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{"TABLE_NAME", mysql.TypeVarchar, 64, 0, nil, nil},
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{"COLUMN_NAME", mysql.TypeVarchar, 64, 0, nil, nil},
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{"ORIGINAL_POSITION", mysql.TypeLonglong, 64, 0, nil, nil},
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{"COLUMN_DEFAULT", mysql.TypeBlob, 196606, 0, nil, nil},
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{"IS_NULLABLE", mysql.TypeVarchar, 3, 0, nil, nil},
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{"DATA_TYPE", mysql.TypeVarchar, 64, 0, nil, nil},
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{"CHARACTER_MAXIMUM_LENGTH", mysql.TypeLonglong, 21, 0, nil, nil},
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{"CHARACTOR_OCTET_LENGTH", mysql.TypeLonglong, 21, 0, nil, nil},
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{"NUMERIC_PRECISION", mysql.TypeLonglong, 21, 0, nil, nil},
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{"NUMERIC_SCALE", mysql.TypeLonglong, 21, 0, nil, nil},
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{"DATETIME_PRECISION", mysql.TypeLonglong, 21, 0, nil, nil},
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{"CHARACTER_SET_NAME", mysql.TypeVarchar, 32, 0, nil, nil},
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{"COLLATION_NAME", mysql.TypeVarchar, 32, 0, nil, nil},
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{"COLUMN_TYPE", mysql.TypeBlob, 196606, 0, nil, nil},
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{"COLUMN_KEY", mysql.TypeVarchar, 3, 0, nil, nil},
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{"EXTRA", mysql.TypeVarchar, 30, 0, nil, nil},
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{"PRIVILEGES", mysql.TypeVarchar, 80, 0, nil, nil},
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{"COLUMN_COMMENT", mysql.TypeVarchar, 1024, 0, nil, nil},
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}
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var statisticsCols = []columnInfo{
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{"TABLE_CATALOG", mysql.TypeVarchar, 512, 0, nil, nil},
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{"TABLE_SCHEMA", mysql.TypeVarchar, 64, 0, nil, nil},
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{"TABLE_NAME", mysql.TypeVarchar, 64, 0, nil, nil},
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{"NON_UNIQUE", mysql.TypeVarchar, 1, 0, nil, nil},
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{"INDEX_SCHEMA", mysql.TypeVarchar, 64, 0, nil, nil},
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{"INDEX_NAME", mysql.TypeVarchar, 64, 0, nil, nil},
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{"SEQ_IN_INDEX", mysql.TypeLonglong, 2, 0, nil, nil},
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{"COLUMN_NAME", mysql.TypeVarchar, 21, 0, nil, nil},
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{"COLLATION", mysql.TypeVarchar, 1, 0, nil, nil},
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{"CARDINALITY", mysql.TypeLonglong, 21, 0, nil, nil},
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{"SUB_PART", mysql.TypeLonglong, 3, 0, nil, nil},
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{"PACKED", mysql.TypeVarchar, 10, 0, nil, nil},
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{"NULLABLE", mysql.TypeVarchar, 3, 0, nil, nil},
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{"INDEX_TYPE", mysql.TypeVarchar, 16, 0, nil, nil},
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{"COMMENT", mysql.TypeVarchar, 16, 0, nil, nil},
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{"INDEX_COMMENT", mysql.TypeVarchar, 1024, 0, nil, nil},
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}
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var profilingCols = []columnInfo{
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{"QUERY_ID", mysql.TypeLong, 20, 0, nil, nil},
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{"SEQ", mysql.TypeLong, 20, 0, nil, nil},
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{"STATE", mysql.TypeVarchar, 30, 0, nil, nil},
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{"DURATION", mysql.TypeNewDecimal, 9, 0, nil, nil},
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{"CPU_USER", mysql.TypeNewDecimal, 9, 0, nil, nil},
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{"CPU_SYSTEM", mysql.TypeNewDecimal, 9, 0, nil, nil},
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{"CONTEXT_VOLUNTARY", mysql.TypeLong, 20, 0, nil, nil},
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{"CONTEXT_INVOLUNTARY", mysql.TypeLong, 20, 0, nil, nil},
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{"BLOCK_OPS_IN", mysql.TypeLong, 20, 0, nil, nil},
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{"BLOCK_OPS_OUT", mysql.TypeLong, 20, 0, nil, nil},
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{"MESSAGES_SENT", mysql.TypeLong, 20, 0, nil, nil},
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{"MESSAGES_RECEIVED", mysql.TypeLong, 20, 0, nil, nil},
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{"PAGE_FAULTS_MAJOR", mysql.TypeLong, 20, 0, nil, nil},
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{"PAGE_FAULTS_MINOR", mysql.TypeLong, 20, 0, nil, nil},
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{"SWAPS", mysql.TypeLong, 20, 0, nil, nil},
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{"SOURCE_FUNCTION", mysql.TypeVarchar, 30, 0, nil, nil},
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{"SOURCE_FILE", mysql.TypeVarchar, 20, 0, nil, nil},
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{"SOURCE_LINE", mysql.TypeLong, 20, 0, nil, nil},
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}
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var charsetCols = []columnInfo{
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{"CHARACTER_SET_NAME", mysql.TypeVarchar, 32, 0, nil, nil},
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{"DEFAULT_COLLATE_NAME", mysql.TypeVarchar, 32, 0, nil, nil},
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{"DESCRIPTION", mysql.TypeVarchar, 60, 0, nil, nil},
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{"MAXLEN", mysql.TypeLonglong, 3, 0, nil, nil},
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}
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var collationsCols = []columnInfo{
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{"COLLATION_NAME", mysql.TypeVarchar, 32, 0, nil, nil},
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{"CHARACTER_SET_NAME", mysql.TypeVarchar, 32, 0, nil, nil},
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{"ID", mysql.TypeLonglong, 11, 0, nil, nil},
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{"IS_DEFAULT", mysql.TypeVarchar, 3, 0, nil, nil},
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{"IS_COMPILED", mysql.TypeVarchar, 3, 0, nil, nil},
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{"SORTLEN", mysql.TypeLonglong, 3, 0, nil, nil},
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}
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func dataForCharacterSets() (records [][]types.Datum) {
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records = append(records,
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types.MakeDatums("ascii", "ascii_general_ci", "US ASCII", 1),
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types.MakeDatums("binary", "binary", "Binary pseudo charset", 1),
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types.MakeDatums("latin1", "latin1_swedish_ci", "cp1252 West European", 1),
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types.MakeDatums("utf8", "utf8_general_ci", "UTF-8 Unicode", 3),
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types.MakeDatums("utf8mb4", "utf8mb4_general_ci", "UTF-8 Unicode", 4),
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)
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return records
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}
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func dataForColltions() (records [][]types.Datum) {
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records = append(records,
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types.MakeDatums("ascii_general_ci", "ascii", 1, "Yes", "Yes", 1),
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types.MakeDatums("binary", "binary", 2, "Yes", "Yes", 1),
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types.MakeDatums("latin1_swedish_ci", "latin1", 3, "Yes", "Yes", 1),
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types.MakeDatums("utf8_general_ci", "utf8", 4, "Yes", "Yes", 1),
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types.MakeDatums("utf8mb4_general_ci", "utf8mb4", 5, "Yes", "Yes", 1),
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)
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return records
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}
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var filesCols = []columnInfo{
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{"FILE_ID", mysql.TypeLonglong, 4, 0, nil, nil},
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{"FILE_NAME", mysql.TypeVarchar, 64, 0, nil, nil},
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{"TABLESPACE_NAME", mysql.TypeVarchar, 20, 0, nil, nil},
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{"TABLE_CATALOG", mysql.TypeVarchar, 64, 0, nil, nil},
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{"TABLE_SCHEMA", mysql.TypeVarchar, 64, 0, nil, nil},
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{"TABLE_NAME", mysql.TypeVarchar, 64, 0, nil, nil},
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{"LOGFILE_GROUP_NAME", mysql.TypeVarchar, 64, 0, nil, nil},
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{"LOGFILE_GROUP_NUMBER", mysql.TypeLonglong, 32, 0, nil, nil},
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{"ENGINE", mysql.TypeVarchar, 64, 0, nil, nil},
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{"FULLTEXT_KEYS", mysql.TypeVarchar, 64, 0, nil, nil},
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{"DELETED_ROWS", mysql.TypeLonglong, 4, 0, nil, nil},
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{"UPDATE_COUNT", mysql.TypeLonglong, 4, 0, nil, nil},
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{"FREE_EXTENTS", mysql.TypeLonglong, 4, 0, nil, nil},
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{"TOTAL_EXTENTS", mysql.TypeLonglong, 4, 0, nil, nil},
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{"EXTENT_SIZE", mysql.TypeLonglong, 4, 0, nil, nil},
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{"INITIAL_SIZE", mysql.TypeLonglong, 21, 0, nil, nil},
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{"MAXIMUM_SIZE", mysql.TypeLonglong, 21, 0, nil, nil},
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{"AUTOEXTEND_SIZE", mysql.TypeLonglong, 21, 0, nil, nil},
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{"CREATION_TIME", mysql.TypeDatetime, -1, 0, nil, nil},
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{"LAST_UPDATE_TIME", mysql.TypeDatetime, -1, 0, nil, nil},
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{"LAST_ACCESS_TIME", mysql.TypeDatetime, -1, 0, nil, nil},
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{"RECOVER_TIME", mysql.TypeLonglong, 4, 0, nil, nil},
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{"TRANSACTION_COUNTER", mysql.TypeLonglong, 4, 0, nil, nil},
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{"VERSION", mysql.TypeLonglong, 21, 0, nil, nil},
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{"ROW_FORMAT", mysql.TypeVarchar, 21, 0, nil, nil},
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{"TABLE_ROWS", mysql.TypeLonglong, 21, 0, nil, nil},
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{"AVG_ROW_LENGTH", mysql.TypeLonglong, 21, 0, nil, nil},
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{"DATA_FREE", mysql.TypeLonglong, 21, 0, nil, nil},
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{"CREATE_TIME", mysql.TypeDatetime, -1, 0, nil, nil},
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{"UPDATE_TIME", mysql.TypeDatetime, -1, 0, nil, nil},
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{"CHECK_TIME", mysql.TypeDatetime, -1, 0, nil, nil},
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{"CHECKSUM", mysql.TypeLonglong, 21, 0, nil, nil},
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{"STATUS", mysql.TypeVarchar, 20, 0, nil, nil},
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{"EXTRA", mysql.TypeVarchar, 255, 0, nil, nil},
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}
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func dataForSchemata(schemas []string) [][]types.Datum {
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sort.Strings(schemas)
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rows := [][]types.Datum{}
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for _, schema := range schemas {
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record := types.MakeDatums(
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catalogVal, // CATALOG_NAME
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schema, // SCHEMA_NAME
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mysql.DefaultCharset, // DEFAULT_CHARACTER_SET_NAME
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mysql.DefaultCollationName, // DEFAULT_COLLATION_NAME
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nil,
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)
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rows = append(rows, record)
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}
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return rows
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}
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func dataForTables(schemas []*model.DBInfo) [][]types.Datum {
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rows := [][]types.Datum{}
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for _, schema := range schemas {
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for _, table := range schema.Tables {
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record := types.MakeDatums(
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catalogVal, // TABLE_CATALOG
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schema.Name.O, // TABLE_SCHEMA
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table.Name.O, // TABLE_NAME
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"BASE_TABLE", // TABLE_TYPE
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"InnoDB", // ENGINE
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uint64(10), // VERSION
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"Compact", // ROW_FORMAT
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uint64(0), // TABLE_ROWS
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uint64(0), // AVG_ROW_LENGTH
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uint64(16384), // DATA_LENGTH
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uint64(0), // MAX_DATA_LENGTH
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uint64(0), // INDEX_LENGTH
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uint64(0), // DATA_FREE
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nil, // AUTO_INCREMENT
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nil, // CREATE_TIME
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nil, // UPDATE_TIME
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nil, // CHECK_TIME
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"latin1_swedish_ci", // TABLE_COLLATION
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nil, // CHECKSUM
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"", // CREATE_OPTIONS
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"", // TABLE_COMMENT
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)
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rows = append(rows, record)
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}
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}
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return rows
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}
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func dataForColumns(schemas []*model.DBInfo) [][]types.Datum {
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rows := [][]types.Datum{}
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for _, schema := range schemas {
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for _, table := range schema.Tables {
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rs := dataForColumnsInTable(schema, table)
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for _, r := range rs {
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rows = append(rows, r)
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}
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}
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}
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return rows
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}
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func dataForColumnsInTable(schema *model.DBInfo, table *model.TableInfo) [][]types.Datum {
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rows := [][]types.Datum{}
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for i, col := range table.Columns {
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colLen := col.Flen
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if colLen == types.UnspecifiedLength {
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colLen = mysql.GetDefaultFieldLength(col.Tp)
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}
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decimal := col.Decimal
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if decimal == types.UnspecifiedLength {
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decimal = 0
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}
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columnType := col.FieldType.CompactStr()
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columnDesc := column.NewColDesc(&column.Col{ColumnInfo: *col})
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var columnDefault interface{}
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if columnDesc.DefaultValue != nil {
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columnDefault = fmt.Sprintf("%v", columnDesc.DefaultValue)
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}
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record := types.MakeDatums(
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catalogVal, // TABLE_CATALOG
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schema.Name.O, // TABLE_SCHEMA
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table.Name.O, // TABLE_NAME
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col.Name.O, // COLUMN_NAME
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i+1, // ORIGINAL_POSITION
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columnDefault, // COLUMN_DEFAULT
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columnDesc.Null, // IS_NULLABLE
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types.TypeToStr(col.Tp, col.Charset), // DATA_TYPE
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colLen, // CHARACTER_MAXIMUM_LENGTH
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colLen, // CHARACTOR_OCTET_LENGTH
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decimal, // NUMERIC_PRECISION
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0, // NUMERIC_SCALE
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0, // DATETIME_PRECISION
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col.Charset, // CHARACTER_SET_NAME
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col.Collate, // COLLATION_NAME
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columnType, // COLUMN_TYPE
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columnDesc.Key, // COLUMN_KEY
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columnDesc.Extra, // EXTRA
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"select,insert,update,references", // PRIVILEGES
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"", // COLUMN_COMMENT
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)
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rows = append(rows, record)
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}
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return rows
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}
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func dataForStatistics(schemas []*model.DBInfo) [][]types.Datum {
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rows := [][]types.Datum{}
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for _, schema := range schemas {
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for _, table := range schema.Tables {
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rs := dataForStatisticsInTable(schema, table)
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for _, r := range rs {
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rows = append(rows, r)
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}
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}
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}
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return rows
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}
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func dataForStatisticsInTable(schema *model.DBInfo, table *model.TableInfo) [][]types.Datum {
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rows := [][]types.Datum{}
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if table.PKIsHandle {
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for _, col := range table.Columns {
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if mysql.HasPriKeyFlag(col.Flag) {
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record := types.MakeDatums(
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catalogVal, // TABLE_CATALOG
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schema.Name.O, // TABLE_SCHEMA
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table.Name.O, // TABLE_NAME
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"0", // NON_UNIQUE
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schema.Name.O, // INDEX_SCHEMA
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"PRIMARY", // INDEX_NAME
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1, // SEQ_IN_INDEX
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col.Name.O, // COLUMN_NAME
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"A", // COLLATION
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0, // CARDINALITY
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nil, // SUB_PART
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nil, // PACKED
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"", // NULLABLE
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"BTREE", // INDEX_TYPE
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"", // COMMENT
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"", // INDEX_COMMENT
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)
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rows = append(rows, record)
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}
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}
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}
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nameToCol := make(map[string]*model.ColumnInfo, len(table.Columns))
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for _, c := range table.Columns {
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nameToCol[c.Name.L] = c
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}
|
|
for _, index := range table.Indices {
|
|
nonUnique := "1"
|
|
if index.Unique {
|
|
nonUnique = "0"
|
|
}
|
|
for i, key := range index.Columns {
|
|
col := nameToCol[key.Name.L]
|
|
nullable := "YES"
|
|
if mysql.HasNotNullFlag(col.Flag) {
|
|
nullable = ""
|
|
}
|
|
record := types.MakeDatums(
|
|
catalogVal, // TABLE_CATALOG
|
|
schema.Name.O, // TABLE_SCHEMA
|
|
table.Name.O, // TABLE_NAME
|
|
nonUnique, // NON_UNIQUE
|
|
schema.Name.O, // INDEX_SCHEMA
|
|
index.Name.O, // INDEX_NAME
|
|
i+1, // SEQ_IN_INDEX
|
|
key.Name.O, // COLUMN_NAME
|
|
"A", // COLLATION
|
|
0, // CARDINALITY
|
|
nil, // SUB_PART
|
|
nil, // PACKED
|
|
nullable, // NULLABLE
|
|
"BTREE", // INDEX_TYPE
|
|
"", // COMMENT
|
|
"", // INDEX_COMMENT
|
|
)
|
|
rows = append(rows, record)
|
|
}
|
|
}
|
|
return rows
|
|
}
|
|
|
|
var tableNameToColumns = map[string]([]columnInfo){
|
|
tableSchemata: schemataCols,
|
|
tableTables: tablesCols,
|
|
tableColumns: columnsCols,
|
|
tableStatistics: statisticsCols,
|
|
tableCharacterSets: charsetCols,
|
|
tableCollations: collationsCols,
|
|
tableFiles: filesCols,
|
|
tableProfiling: profilingCols,
|
|
}
|
|
|
|
func createMemoryTable(meta *model.TableInfo, alloc autoid.Allocator) (table.Table, error) {
|
|
tbl, _ := tables.MemoryTableFromMeta(alloc, meta)
|
|
return tbl, nil
|
|
}
|