allowances/db.go

package main

import (
	"code.google.com/p/go.crypto/bcrypt"
	"github.com/kuroneko/gosqlite3"
	"log"
	"sync"
)

var dbMutex sync.Mutex

func check_password(attempt string) (result bool) {
	db, err := sqlite3.Open(*db_file)
	defer db.Close()
	if err != nil {
		log.Fatal(err)
	}
    // this feels ultra hokey ... I guess I could take it from 2N to N by |= ...
	hashes := []string{}
	cmd := "SELECT hash FROM passes;"
	db.Execute(cmd, func(s *sqlite3.Statement, values ...interface{}) {
		cur_hash := values[0].(string)
		hashes = append(hashes, cur_hash)
	})
	for _, hash := range hashes {
		err := bcrypt.CompareHashAndPassword([]byte(hash), []byte(attempt))
		if err == nil {
			result = true
			return
		}
	}
	return
}