35 lines
818 B
Go
35 lines
818 B
Go
package db
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import "fmt"
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//-----------------------------------------------------------------------------
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// Main entry
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const (
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LevelDBBackendStr = "leveldb" // legacy, defaults to goleveldb unless +gcc
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CLevelDBBackendStr = "cleveldb"
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GoLevelDBBackendStr = "goleveldb"
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MemDBBackendStr = "memdb"
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FSDBBackendStr = "fsdb" // using the filesystem naively
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)
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type dbCreator func(name string, dir string) (DB, error)
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var backends = map[string]dbCreator{}
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func registerDBCreator(backend string, creator dbCreator, force bool) {
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_, ok := backends[backend]
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if !force && ok {
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return
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}
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backends[backend] = creator
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}
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func NewDB(name string, backend string, dir string) DB {
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db, err := backends[backend](name, dir)
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if err != nil {
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panic(fmt.Sprintf("Error initializing DB: %v", err))
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}
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return db
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}
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