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store.go
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store.go
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// Copyright 2013 Martin Schnabel. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package store
import (
"database/sql"
"fmt"
)
const (
_ = iota
TypeBox
TypeAlias
)
type Dest struct {
Id int64
Type int
Name string
Domain string
Enable bool
Passwd string
Forwrd string
}
func (d *Dest) String() string {
var typ string
if d.Type == TypeAlias {
typ = " -> " + d.Forwrd
}
return fmt.Sprintf("%s@%s %s", d.Name, d.Domain, typ)
}
var CreateSql = []string{`create table if not exists dest (
id integer primary key autoincrement,
type integer,
name text,
domain text,
enable integer default 1,
passwd text,
forwrd text,
unique (name, domain)
)`}
var DomainsSql = `select
distinct domain
from dest %s order by domain
`
var DestsSql = `select
id, type, name, domain, enable, passwd, forwrd
from dest %s order by domain, name
`
var InsertSql = `insert into dest
(type, name, domain, passwd, forwrd)
values (?, ?, ?, ?, ?)
`
var DeleteSql = `delete from dest %s`
func Create(db *sql.DB) error {
for _, s := range CreateSql {
_, err := db.Exec(s)
if err != nil {
return err
}
}
return nil
}
func Domains(db *sql.DB, where string, args ...interface{}) ([]string, error) {
rows, err := db.Query(fmt.Sprintf(DomainsSql, where), args...)
if err != nil {
return nil, err
}
defer rows.Close()
var res []string
for rows.Next() {
var domain string
err = rows.Scan(&domain)
if err != nil {
return nil, err
}
res = append(res, domain)
}
return res, rows.Err()
}
func Dests(db *sql.DB, where string, args ...interface{}) ([]Dest, error) {
rows, err := db.Query(fmt.Sprintf(DestsSql, where), args...)
if err != nil {
return nil, err
}
defer rows.Close()
var res []Dest
for rows.Next() {
var dest Dest
err = rows.Scan(&dest.Id, &dest.Type, &dest.Name, &dest.Domain, &dest.Enable, &dest.Passwd, &dest.Forwrd)
if err != nil {
return nil, err
}
res = append(res, dest)
}
return res, rows.Err()
}
func NewBox(db *sql.DB, name, domain, passwd string) error {
_, err := db.Exec(InsertSql, TypeBox, name, domain, passwd, "")
return err
}
func NewAlias(db *sql.DB, name, domain, forwrd string) error {
_, err := db.Exec(InsertSql, TypeAlias, name, domain, "", forwrd)
return err
}
func Delete(db *sql.DB, where string, args ...interface{}) error {
_, err := db.Exec(fmt.Sprintf(DeleteSql, where), args...)
return err
}