635 lines
16 KiB
Go
635 lines
16 KiB
Go
// SiYuan - Refactor your thinking
|
|
// Copyright (c) 2020-present, b3log.org
|
|
//
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Affero General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Affero General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Affero General Public License
|
|
// along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
|
|
package treenode
|
|
|
|
import (
|
|
"bytes"
|
|
"database/sql"
|
|
"errors"
|
|
"os"
|
|
"runtime"
|
|
"runtime/debug"
|
|
"strings"
|
|
"sync"
|
|
"time"
|
|
|
|
"github.com/88250/gulu"
|
|
"github.com/88250/lute/ast"
|
|
"github.com/88250/lute/parse"
|
|
"github.com/siyuan-note/logging"
|
|
"github.com/siyuan-note/siyuan/kernel/util"
|
|
)
|
|
|
|
type BlockTree struct {
|
|
ID string // 块 ID
|
|
RootID string // 根 ID
|
|
ParentID string // 父 ID
|
|
BoxID string // 笔记本 ID
|
|
Path string // 文档数据路径
|
|
HPath string // 文档可读路径
|
|
Updated string // 更新时间
|
|
Type string // 类型
|
|
}
|
|
|
|
var (
|
|
db *sql.DB
|
|
)
|
|
|
|
func initDatabase(forceRebuild bool) (err error) {
|
|
initDBConnection()
|
|
|
|
if !forceRebuild {
|
|
if !gulu.File.IsExist(util.BlockTreeDBPath) {
|
|
forceRebuild = true
|
|
}
|
|
}
|
|
if !forceRebuild {
|
|
return
|
|
}
|
|
|
|
closeDatabase()
|
|
if gulu.File.IsExist(util.BlockTreeDBPath) {
|
|
if err = removeDatabaseFile(); nil != err {
|
|
logging.LogErrorf("remove database file [%s] failed: %s", util.BlockTreeDBPath, err)
|
|
err = nil
|
|
}
|
|
}
|
|
|
|
initDBConnection()
|
|
initDBTables()
|
|
|
|
logging.LogInfof("reinitialized database [%s]", util.BlockTreeDBPath)
|
|
return
|
|
}
|
|
|
|
func initDBTables() {
|
|
_, err := db.Exec("DROP TABLE IF EXISTS blocktrees")
|
|
if nil != err {
|
|
logging.LogFatalf(logging.ExitCodeReadOnlyDatabase, "drop table [blocks] failed: %s", err)
|
|
}
|
|
_, err = db.Exec("CREATE TABLE blocktrees (id, root_id, parent_id, box_id, path, hpath, updated, type)")
|
|
if nil != err {
|
|
logging.LogFatalf(logging.ExitCodeReadOnlyDatabase, "create table [blocktrees] failed: %s", err)
|
|
}
|
|
}
|
|
|
|
func initDBConnection() {
|
|
if nil != db {
|
|
closeDatabase()
|
|
}
|
|
dsn := util.BlockTreeDBPath + "?_journal_mode=WAL" +
|
|
"&_synchronous=OFF" +
|
|
"&_mmap_size=2684354560" +
|
|
"&_secure_delete=OFF" +
|
|
"&_cache_size=-20480" +
|
|
"&_page_size=32768" +
|
|
"&_busy_timeout=7000" +
|
|
"&_ignore_check_constraints=ON" +
|
|
"&_temp_store=MEMORY" +
|
|
"&_case_sensitive_like=OFF"
|
|
var err error
|
|
db, err = sql.Open("sqlite3_extended", dsn)
|
|
if nil != err {
|
|
logging.LogFatalf(logging.ExitCodeReadOnlyDatabase, "create database failed: %s", err)
|
|
}
|
|
db.SetMaxIdleConns(7)
|
|
db.SetMaxOpenConns(7)
|
|
db.SetConnMaxLifetime(365 * 24 * time.Hour)
|
|
}
|
|
|
|
func CloseDatabase() {
|
|
closeDatabase()
|
|
}
|
|
|
|
func closeDatabase() {
|
|
if nil == db {
|
|
return
|
|
}
|
|
|
|
if err := db.Close(); nil != err {
|
|
logging.LogErrorf("close database failed: %s", err)
|
|
}
|
|
debug.FreeOSMemory()
|
|
runtime.GC() // 没有这句的话文件句柄不会释放，后面就无法删除文件
|
|
return
|
|
}
|
|
|
|
func removeDatabaseFile() (err error) {
|
|
err = os.RemoveAll(util.BlockTreeDBPath)
|
|
if nil != err {
|
|
return
|
|
}
|
|
err = os.RemoveAll(util.BlockTreeDBPath + "-shm")
|
|
if nil != err {
|
|
return
|
|
}
|
|
err = os.RemoveAll(util.BlockTreeDBPath + "-wal")
|
|
if nil != err {
|
|
return
|
|
}
|
|
return
|
|
}
|
|
|
|
func GetBlockTreesByType(typ string) (ret []*BlockTree) {
|
|
sqlStmt := "SELECT * FROM blocktrees WHERE type = ?"
|
|
rows, err := db.Query(sqlStmt, typ)
|
|
if nil != err {
|
|
logging.LogErrorf("sql query [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
defer rows.Close()
|
|
for rows.Next() {
|
|
var block BlockTree
|
|
if err = rows.Scan(&block.ID, &block.RootID, &block.ParentID, &block.BoxID, &block.Path, &block.HPath, &block.Updated, &block.Type); nil != err {
|
|
logging.LogErrorf("query scan field failed: %s", err)
|
|
return
|
|
}
|
|
ret = append(ret, &block)
|
|
}
|
|
return
|
|
}
|
|
|
|
func GetBlockTreeByPath(path string) (ret *BlockTree) {
|
|
ret = &BlockTree{}
|
|
sqlStmt := "SELECT * FROM blocktrees WHERE path = ?"
|
|
err := db.QueryRow(sqlStmt, path).Scan(&ret.ID, &ret.RootID, &ret.ParentID, &ret.BoxID, &ret.Path, &ret.HPath, &ret.Updated, &ret.Type)
|
|
if nil != err {
|
|
ret = nil
|
|
if errors.Is(err, sql.ErrNoRows) {
|
|
return
|
|
}
|
|
logging.LogErrorf("sql query [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
return
|
|
}
|
|
|
|
func CountTrees() (ret int) {
|
|
sqlStmt := "SELECT COUNT(*) FROM blocktrees WHERE type = 'd'"
|
|
err := db.QueryRow(sqlStmt).Scan(&ret)
|
|
if nil != err {
|
|
if errors.Is(err, sql.ErrNoRows) {
|
|
return 0
|
|
}
|
|
logging.LogErrorf("sql query [%s] failed: %s", sqlStmt, err)
|
|
}
|
|
return
|
|
}
|
|
|
|
func CountBlocks() (ret int) {
|
|
sqlStmt := "SELECT COUNT(*) FROM blocktrees"
|
|
err := db.QueryRow(sqlStmt).Scan(&ret)
|
|
if nil != err {
|
|
if errors.Is(err, sql.ErrNoRows) {
|
|
return 0
|
|
}
|
|
logging.LogErrorf("sql query [%s] failed: %s", sqlStmt, err)
|
|
}
|
|
return
|
|
}
|
|
|
|
func GetBlockTreeRootByPath(boxID, path string) (ret *BlockTree) {
|
|
ret = &BlockTree{}
|
|
sqlStmt := "SELECT * FROM blocktrees WHERE box_id = ? AND path = ? AND type = 'd'"
|
|
err := db.QueryRow(sqlStmt, boxID, path).Scan(&ret.ID, &ret.RootID, &ret.ParentID, &ret.BoxID, &ret.Path, &ret.HPath, &ret.Updated, &ret.Type)
|
|
if nil != err {
|
|
ret = nil
|
|
if errors.Is(err, sql.ErrNoRows) {
|
|
return
|
|
}
|
|
logging.LogErrorf("sql query [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
return
|
|
}
|
|
|
|
func GetBlockTreeRootByHPath(boxID, hPath string) (ret *BlockTree) {
|
|
ret = &BlockTree{}
|
|
hPath = gulu.Str.RemoveInvisible(hPath)
|
|
sqlStmt := "SELECT * FROM blocktrees WHERE box_id = ? AND hpath = ? AND type = 'd'"
|
|
err := db.QueryRow(sqlStmt, boxID, hPath).Scan(&ret.ID, &ret.RootID, &ret.ParentID, &ret.BoxID, &ret.Path, &ret.HPath, &ret.Updated, &ret.Type)
|
|
if nil != err {
|
|
ret = nil
|
|
if errors.Is(err, sql.ErrNoRows) {
|
|
return
|
|
}
|
|
logging.LogErrorf("sql query [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
return
|
|
}
|
|
|
|
func GetBlockTreeRootsByHPath(boxID, hPath string) (ret []*BlockTree) {
|
|
hPath = gulu.Str.RemoveInvisible(hPath)
|
|
sqlStmt := "SELECT * FROM blocktrees WHERE box_id = ? AND hpath = ? AND type = 'd'"
|
|
rows, err := db.Query(sqlStmt, boxID, hPath)
|
|
if nil != err {
|
|
logging.LogErrorf("sql query [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
defer rows.Close()
|
|
for rows.Next() {
|
|
var block BlockTree
|
|
if err = rows.Scan(&block.ID, &block.RootID, &block.ParentID, &block.BoxID, &block.Path, &block.HPath, &block.Updated, &block.Type); nil != err {
|
|
logging.LogErrorf("query scan field failed: %s", err)
|
|
return
|
|
}
|
|
ret = append(ret, &block)
|
|
}
|
|
return
|
|
}
|
|
|
|
func GetBlockTreeRootByHPathPreferredParentID(boxID, hPath, preferredParentID string) (ret *BlockTree) {
|
|
hPath = gulu.Str.RemoveInvisible(hPath)
|
|
var roots []*BlockTree
|
|
sqlStmt := "SELECT * FROM blocktrees WHERE box_id = ? AND hpath = ? AND parent_id = ? AND type = 'd'"
|
|
rows, err := db.Query(sqlStmt, boxID, hPath, preferredParentID)
|
|
if nil != err {
|
|
logging.LogErrorf("sql query [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
defer rows.Close()
|
|
for rows.Next() {
|
|
var block BlockTree
|
|
if err = rows.Scan(&block.ID, &block.RootID, &block.ParentID, &block.BoxID, &block.Path, &block.HPath, &block.Updated, &block.Type); nil != err {
|
|
logging.LogErrorf("query scan field failed: %s", err)
|
|
return
|
|
}
|
|
if "" == preferredParentID {
|
|
ret = &block
|
|
return
|
|
}
|
|
roots = append(roots, &block)
|
|
}
|
|
|
|
if 1 > len(roots) {
|
|
return
|
|
}
|
|
|
|
for _, root := range roots {
|
|
if root.ID == preferredParentID {
|
|
ret = root
|
|
return
|
|
}
|
|
}
|
|
ret = roots[0]
|
|
return
|
|
}
|
|
|
|
func ExistBlockTree(id string) bool {
|
|
sqlStmt := "SELECT COUNT(*) FROM blocktrees WHERE id = ?"
|
|
var count int
|
|
err := db.QueryRow(sqlStmt, id).Scan(&count)
|
|
if nil != err {
|
|
if errors.Is(err, sql.ErrNoRows) {
|
|
return false
|
|
}
|
|
logging.LogErrorf("sql query [%s] failed: %s", sqlStmt, err)
|
|
return false
|
|
}
|
|
return 0 < count
|
|
}
|
|
|
|
func ExistBlockTrees(ids []string) (ret map[string]bool) {
|
|
ret = map[string]bool{}
|
|
if 1 > len(ids) {
|
|
return
|
|
}
|
|
|
|
for _, id := range ids {
|
|
ret[id] = false
|
|
}
|
|
|
|
sqlStmt := "SELECT id FROM blocktrees WHERE id IN ('" + strings.Join(ids, "','") + "')"
|
|
rows, err := db.Query(sqlStmt)
|
|
if nil != err {
|
|
logging.LogErrorf("sql query [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
defer rows.Close()
|
|
for rows.Next() {
|
|
var id string
|
|
if err = rows.Scan(&id); nil != err {
|
|
logging.LogErrorf("query scan field failed: %s", err)
|
|
return
|
|
}
|
|
ret[id] = true
|
|
}
|
|
return
|
|
}
|
|
|
|
func GetBlockTrees(ids []string) (ret map[string]*BlockTree) {
|
|
ret = map[string]*BlockTree{}
|
|
if 1 > len(ids) {
|
|
return
|
|
}
|
|
|
|
sqlStmt := "SELECT * FROM blocktrees WHERE id IN ('" + strings.Join(ids, "','") + "')"
|
|
rows, err := db.Query(sqlStmt)
|
|
if nil != err {
|
|
logging.LogErrorf("sql query [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
defer rows.Close()
|
|
for rows.Next() {
|
|
var block BlockTree
|
|
if err = rows.Scan(&block.ID, &block.RootID, &block.ParentID, &block.BoxID, &block.Path, &block.HPath, &block.Updated, &block.Type); nil != err {
|
|
logging.LogErrorf("query scan field failed: %s", err)
|
|
return
|
|
}
|
|
ret[block.ID] = &block
|
|
}
|
|
return
|
|
}
|
|
|
|
func GetBlockTree(id string) (ret *BlockTree) {
|
|
if "" == id {
|
|
return
|
|
}
|
|
|
|
ret = &BlockTree{}
|
|
sqlStmt := "SELECT * FROM blocktrees WHERE id = ?"
|
|
err := db.QueryRow(sqlStmt, id).Scan(&ret.ID, &ret.RootID, &ret.ParentID, &ret.BoxID, &ret.Path, &ret.HPath, &ret.Updated, &ret.Type)
|
|
if nil != err {
|
|
ret = nil
|
|
if errors.Is(err, sql.ErrNoRows) {
|
|
return
|
|
}
|
|
logging.LogErrorf("sql query [%s] failed: %s", sqlStmt, logging.ShortStack())
|
|
return
|
|
}
|
|
return
|
|
}
|
|
|
|
func SetBlockTreePath(tree *parse.Tree) {
|
|
RemoveBlockTreesByRootID(tree.ID)
|
|
IndexBlockTree(tree)
|
|
}
|
|
|
|
func RemoveBlockTreesByRootID(rootID string) {
|
|
sqlStmt := "DELETE FROM blocktrees WHERE root_id = ?"
|
|
_, err := db.Exec(sqlStmt, rootID)
|
|
if nil != err {
|
|
logging.LogErrorf("sql exec [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
}
|
|
|
|
func GetBlockTreesByPathPrefix(pathPrefix string) (ret []*BlockTree) {
|
|
sqlStmt := "SELECT * FROM blocktrees WHERE path LIKE ?"
|
|
rows, err := db.Query(sqlStmt, pathPrefix+"%")
|
|
if nil != err {
|
|
logging.LogErrorf("sql query [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
defer rows.Close()
|
|
for rows.Next() {
|
|
var block BlockTree
|
|
if err = rows.Scan(&block.ID, &block.RootID, &block.ParentID, &block.BoxID, &block.Path, &block.HPath, &block.Updated, &block.Type); nil != err {
|
|
logging.LogErrorf("query scan field failed: %s", err)
|
|
return
|
|
}
|
|
ret = append(ret, &block)
|
|
}
|
|
return
|
|
}
|
|
|
|
func GetBlockTreesByRootID(rootID string) (ret []*BlockTree) {
|
|
sqlStmt := "SELECT * FROM blocktrees WHERE root_id = ?"
|
|
rows, err := db.Query(sqlStmt, rootID)
|
|
if nil != err {
|
|
logging.LogErrorf("sql query [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
defer rows.Close()
|
|
for rows.Next() {
|
|
var block BlockTree
|
|
if err = rows.Scan(&block.ID, &block.RootID, &block.ParentID, &block.BoxID, &block.Path, &block.HPath, &block.Updated, &block.Type); nil != err {
|
|
logging.LogErrorf("query scan field failed: %s", err)
|
|
return
|
|
}
|
|
ret = append(ret, &block)
|
|
}
|
|
return
|
|
}
|
|
|
|
func RemoveBlockTreesByPathPrefix(pathPrefix string) {
|
|
sqlStmt := "DELETE FROM blocktrees WHERE path LIKE ?"
|
|
_, err := db.Exec(sqlStmt, pathPrefix+"%")
|
|
if nil != err {
|
|
logging.LogErrorf("sql exec [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
}
|
|
|
|
func GetBlockTreesByBoxID(boxID string) (ret []*BlockTree) {
|
|
sqlStmt := "SELECT * FROM blocktrees WHERE box_id = ?"
|
|
rows, err := db.Query(sqlStmt, boxID)
|
|
if nil != err {
|
|
logging.LogErrorf("sql query [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
defer rows.Close()
|
|
for rows.Next() {
|
|
var block BlockTree
|
|
if err = rows.Scan(&block.ID, &block.RootID, &block.ParentID, &block.BoxID, &block.Path, &block.HPath, &block.Updated, &block.Type); nil != err {
|
|
logging.LogErrorf("query scan field failed: %s", err)
|
|
return
|
|
}
|
|
ret = append(ret, &block)
|
|
}
|
|
return
|
|
}
|
|
|
|
func RemoveBlockTreesByBoxID(boxID string) (ids []string) {
|
|
sqlStmt := "SELECT id FROM blocktrees WHERE box_id = ?"
|
|
rows, err := db.Query(sqlStmt, boxID)
|
|
if nil != err {
|
|
logging.LogErrorf("sql query [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
defer rows.Close()
|
|
for rows.Next() {
|
|
var id string
|
|
if err = rows.Scan(&id); nil != err {
|
|
logging.LogErrorf("query scan field failed: %s", err)
|
|
return
|
|
}
|
|
ids = append(ids, id)
|
|
}
|
|
|
|
sqlStmt = "DELETE FROM blocktrees WHERE box_id = ?"
|
|
_, err = db.Exec(sqlStmt, boxID)
|
|
if nil != err {
|
|
logging.LogErrorf("sql exec [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
return
|
|
}
|
|
|
|
func RemoveBlockTree(id string) {
|
|
sqlStmt := "DELETE FROM blocktrees WHERE id = ?"
|
|
_, err := db.Exec(sqlStmt, id)
|
|
if nil != err {
|
|
logging.LogErrorf("sql exec [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
}
|
|
|
|
var indexBlockTreeLock = sync.Mutex{}
|
|
|
|
func IndexBlockTree(tree *parse.Tree) {
|
|
var changedNodes []*ast.Node
|
|
ast.Walk(tree.Root, func(n *ast.Node, entering bool) ast.WalkStatus {
|
|
if !entering || !n.IsBlock() || "" == n.ID {
|
|
return ast.WalkContinue
|
|
}
|
|
|
|
changedNodes = append(changedNodes, n)
|
|
return ast.WalkContinue
|
|
})
|
|
|
|
indexBlockTreeLock.Lock()
|
|
defer indexBlockTreeLock.Unlock()
|
|
|
|
tx, err := db.Begin()
|
|
if nil != err {
|
|
logging.LogErrorf("begin transaction failed: %s", err)
|
|
return
|
|
}
|
|
|
|
sqlStmt := "INSERT INTO blocktrees (id, root_id, parent_id, box_id, path, hpath, updated, type) VALUES (?, ?, ?, ?, ?, ?, ?, ?)"
|
|
for _, n := range changedNodes {
|
|
var parentID string
|
|
if nil != n.Parent {
|
|
parentID = n.Parent.ID
|
|
}
|
|
if _, err = tx.Exec(sqlStmt, n.ID, tree.ID, parentID, tree.Box, tree.Path, tree.HPath, n.IALAttr("updated"), TypeAbbr(n.Type.String())); nil != err {
|
|
tx.Rollback()
|
|
logging.LogErrorf("sql exec [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
}
|
|
if err = tx.Commit(); nil != err {
|
|
logging.LogErrorf("commit transaction failed: %s", err)
|
|
}
|
|
}
|
|
|
|
func UpsertBlockTree(tree *parse.Tree) {
|
|
oldBts := map[string]*BlockTree{}
|
|
bts := GetBlockTreesByRootID(tree.ID)
|
|
for _, bt := range bts {
|
|
oldBts[bt.ID] = bt
|
|
}
|
|
|
|
var changedNodes []*ast.Node
|
|
ast.Walk(tree.Root, func(n *ast.Node, entering bool) ast.WalkStatus {
|
|
if !entering || !n.IsBlock() || "" == n.ID {
|
|
return ast.WalkContinue
|
|
}
|
|
|
|
if oldBt, found := oldBts[n.ID]; found {
|
|
if oldBt.Updated != n.IALAttr("updated") || oldBt.Type != TypeAbbr(n.Type.String()) || oldBt.Path != tree.Path || oldBt.BoxID != tree.Box || oldBt.HPath != tree.HPath {
|
|
children := ChildBlockNodes(n) // 需要考虑子块，因为一些操作（比如移动块）后需要同时更新子块
|
|
changedNodes = append(changedNodes, children...)
|
|
}
|
|
} else {
|
|
children := ChildBlockNodes(n)
|
|
changedNodes = append(changedNodes, children...)
|
|
}
|
|
return ast.WalkContinue
|
|
})
|
|
|
|
ids := bytes.Buffer{}
|
|
for i, n := range changedNodes {
|
|
ids.WriteString("'")
|
|
ids.WriteString(n.ID)
|
|
ids.WriteString("'")
|
|
if i < len(changedNodes)-1 {
|
|
ids.WriteString(",")
|
|
}
|
|
}
|
|
|
|
indexBlockTreeLock.Lock()
|
|
defer indexBlockTreeLock.Unlock()
|
|
|
|
tx, err := db.Begin()
|
|
if nil != err {
|
|
logging.LogErrorf("begin transaction failed: %s", err)
|
|
return
|
|
}
|
|
|
|
sqlStmt := "DELETE FROM blocktrees WHERE id IN (" + ids.String() + ")"
|
|
|
|
_, err = tx.Exec(sqlStmt)
|
|
if nil != err {
|
|
tx.Rollback()
|
|
logging.LogErrorf("sql exec [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
sqlStmt = "INSERT INTO blocktrees (id, root_id, parent_id, box_id, path, hpath, updated, type) VALUES (?, ?, ?, ?, ?, ?, ?, ?)"
|
|
for _, n := range changedNodes {
|
|
var parentID string
|
|
if nil != n.Parent {
|
|
parentID = n.Parent.ID
|
|
}
|
|
if _, err = tx.Exec(sqlStmt, n.ID, tree.ID, parentID, tree.Box, tree.Path, tree.HPath, n.IALAttr("updated"), TypeAbbr(n.Type.String())); nil != err {
|
|
tx.Rollback()
|
|
logging.LogErrorf("sql exec [%s] failed: %s", sqlStmt, err)
|
|
return
|
|
}
|
|
}
|
|
if err = tx.Commit(); nil != err {
|
|
logging.LogErrorf("commit transaction failed: %s", err)
|
|
}
|
|
}
|
|
|
|
func InitBlockTree(force bool) {
|
|
err := initDatabase(force)
|
|
if nil != err {
|
|
logging.LogErrorf("init database failed: %s", err)
|
|
os.Exit(logging.ExitCodeReadOnlyDatabase)
|
|
return
|
|
}
|
|
return
|
|
}
|
|
|
|
func CeilTreeCount(count int) int {
|
|
if 100 > count {
|
|
return 100
|
|
}
|
|
|
|
for i := 1; i < 40; i++ {
|
|
if count < i*500 {
|
|
return i * 500
|
|
}
|
|
}
|
|
return 500*40 + 1
|
|
}
|
|
|
|
func CeilBlockCount(count int) int {
|
|
if 5000 > count {
|
|
return 5000
|
|
}
|
|
|
|
for i := 1; i < 100; i++ {
|
|
if count < i*10000 {
|
|
return i * 10000
|
|
}
|
|
}
|
|
return 10000*100 + 1
|
|
}
|