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memdb.go
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memdb.go
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package memory
import (
"github.com/blockchainstamp/bsmailserver-go/cfg"
"github.com/blockchainstamp/bsmailserver-go/util"
"github.com/emersion/go-imap"
"github.com/sirupsen/logrus"
"path"
"path/filepath"
"sync"
)
const (
MemDbFileName = "memDB.json"
)
var (
_memBackLog = logrus.WithFields(logrus.Fields{
"mode": "backend storage",
})
defaultUser = map[string]string{
"ribencong@simplenets.org": "123",
"fireman@simplenets.org": "123",
}
defaultMailBox = map[string]*ImapMailBox{
"INBOX": &ImapMailBox{
Subscribed: false,
BName: "INBOX",
BInfo: &imap.MailboxInfo{
Attributes: []string{},
Delimiter: "/",
Name: "INBOX",
},
},
"草稿箱": &ImapMailBox{
Subscribed: false,
BName: "草稿箱",
BInfo: &imap.MailboxInfo{
Attributes: []string{"\\Drafts"},
Delimiter: "/",
Name: "草稿箱",
},
},
"已发送": &ImapMailBox{
Subscribed: false,
BName: "已发送",
BInfo: &imap.MailboxInfo{
Attributes: []string{"\\Sent"},
Delimiter: "/",
Name: "已发送",
},
},
"已删除": &ImapMailBox{
Subscribed: false,
BName: "已删除",
BInfo: &imap.MailboxInfo{
Attributes: []string{"\\Trash"},
Delimiter: "/",
Name: "已删除",
},
},
"区块链邮票": &ImapMailBox{
Subscribed: false,
BName: "区块链邮票",
BInfo: &imap.MailboxInfo{
Attributes: []string{},
Delimiter: "/",
Name: "区块链邮票",
},
},
}
)
type MemDB struct {
sync.RWMutex
imapUsers map[string]*ImapUser
Users map[string]string
MailBoxes MailBoxGroup
msgId uint32
smtpSession map[string]*SmtpSession
}
func NewMemDB() *MemDB {
conf := cfg.CurBackendConf()
memDbFilePath := path.Join(conf.CurDBHome, string(filepath.Separator),
util.DBMemHome, string(filepath.Separator), MemDbFileName)
md := &MemDB{
imapUsers: make(map[string]*ImapUser),
Users: make(map[string]string),
MailBoxes: make(MailBoxGroup),
smtpSession: make(map[string]*SmtpSession),
}
err := util.ReadJsonFile(memDbFilePath, md)
if err != nil {
panic(err)
}
for username, password := range md.Users {
var user = NewUser(username, password, md)
md.imapUsers[username] = user
}
return md
}
func NewUser(user, pwd string, de *MemDB) *ImapUser {
iu := &ImapUser{
username: user,
password: pwd,
db: de,
}
iu.mailboxes = de.MailBoxGrp(iu)
return iu
}
func InitDefaultData(memHome string) (err error) {
err = util.TouchDir(memHome)
if err != nil {
return err
}
mDBPath := path.Join(memHome, string(filepath.Separator), MemDbFileName)
mdb := &MemDB{}
mdb.Users = defaultUser
mdb.MailBoxes = defaultMailBox
err = util.WriteJsonFile(mDBPath, mdb)
if err != nil {
return err
}
return nil
}