// 根据配置文件进行初始化.
// 需要外部指定索引策略,策略可以重新设计.
// 需要外部知道被索引文件(这个易变信息不适合放配置)
func (this *GooseBuild) Init(confPath string, indexSty IndexStrategy, toIndexFile string) (err error) {
defer func() {
if r := recover(); r != nil {
err = log.Error(r)
}
}()
// load conf
this.conf, err = config.NewConf(confPath)
if err != nil {
return
}
// set max procs
maxProcs := int(this.conf.Int64("GooseBuild.MaxProcs"))
if maxProcs <= 0 {
maxProcs = runtime.NumCPU()
}
runtime.GOMAXPROCS(maxProcs)
// init dbbuilder
dbPath := this.conf.String("GooseBuild.DataBase.DbPath")
transformMaxTermCnt := this.conf.Int64("GooseBuild.DataBase.TransformMaxTermCnt")
maxId := this.conf.Int64("GooseBuild.DataBase.MaxId")
maxIndexFileSize := this.conf.Int64("GooseBuild.DataBase.MaxIndexFileSize")
maxDataFileSize := this.conf.Int64("GooseBuild.DataBase.MaxDataFileSize")
valueSize := this.conf.Int64("GooseBuild.DataBase.ValueSize")
this.staticDB = NewDBBuilder()
err = this.staticDB.Init(dbPath, int(transformMaxTermCnt), InIdType(maxId),
uint32(valueSize), uint32(maxIndexFileSize), uint32(maxDataFileSize))
if err != nil {
return
}
// index strategy global init
err = indexSty.Init(this.conf)
if err != nil {
return
}
// static indexer
this.staticIndexer, err = NewStaticIndexer(this.staticDB, indexSty)
if err != nil {
return
}
// open data file
this.fileHd, err = os.OpenFile(toIndexFile, os.O_RDONLY, 0644)
if err != nil {
return
}
// file iter
this.fileIter = NewFileIter(this.fileHd)
return nil
}
func LoadConfiguration(confPath string) error {
conf, err := config.NewConf(confPath)
if err != nil {
return err
}
var filt *log4go.FileLogWriter
// debug
debug_enable := conf.Bool("debug.Enable")
debug_file := conf.String("debug.FileName")
filt = nil
if debug_enable {
filt = newFileFilter(debug_file)
}
debugLogger["debug"] = &log4go.Filter{log4go.DEBUG, filt}
// info
info_enable := conf.Bool("info.Enable")
info_file := conf.String("info.FileName")
filt = nil
if info_enable {
filt = newFileFilter(info_file)
}
infoLogger["info"] = &log4go.Filter{log4go.INFO, filt}
// error
error_enable := conf.Bool("error.Enable")
error_file := conf.String("error.FileName")
filt = nil
if error_enable {
filt = newFileFilter(error_file)
}
errorLogger["error"] = &log4go.Filter{log4go.WARNING, filt}
return nil
}
func (this *GooseSearch) Init(confPath string,
indexSty IndexStrategy, searchSty SearchStrategy) (err error) {
defer func() {
if r := recover(); r != nil {
err = log.Error(r)
}
}()
// load conf
this.conf, err = config.NewConf(confPath)
if err != nil {
return
}
// set max procs
maxProcs := int(this.conf.Int64("GooseSearch.MaxProcs"))
if maxProcs <= 0 {
maxProcs = runtime.NumCPU()
}
runtime.GOMAXPROCS(maxProcs)
log.Debug("set max procs [%d]", maxProcs)
// init dbsearcher
dbPath := this.conf.String("GooseBuild.DataBase.DbPath")
log.Debug("init db [%s]", dbPath)
this.searchDB = NewDBSearcher()
err = this.searchDB.Init(dbPath)
if err != nil {
return
}
log.Debug("init db [%s]", dbPath)
// index strategy global init
if indexSty != nil {
err = indexSty.Init(this.conf)
if err != nil {
return
}
}
log.Debug("index strategy init finish")
// search strategy global init
if searchSty != nil {
err = searchSty.Init(this.conf)
if err != nil {
return
}
}
log.Debug("search strategy init finish")
// var indexer
if indexSty != nil {
this.varIndexer, err = NewVarIndexer(this.searchDB, indexSty)
if err != nil {
return
}
}
log.Debug("VarIndexer init finish")
// searcher
if searchSty != nil {
this.searcher, err = NewSearcher(this.searchDB, searchSty)
if err != nil {
return
}
}
log.Debug("Searcher init finish")
return
}