1
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forked from x/icebergs
icebergs/misc/totp/totp.go
2020-03-19 15:51:37 +08:00

113 lines
3.1 KiB
Go

package totp
import (
"github.com/shylinux/icebergs"
"github.com/shylinux/icebergs/base/aaa"
"github.com/shylinux/toolkits"
"bytes"
"crypto/hmac"
"crypto/sha1"
"encoding/base32"
"encoding/binary"
"strings"
"time"
)
func gen() string {
buf := bytes.NewBuffer([]byte{})
binary.Write(buf, binary.BigEndian, time.Now().Unix()/30)
b := hmac.New(sha1.New, buf.Bytes()).Sum(nil)
return strings.ToUpper(base32.StdEncoding.EncodeToString(b[:]))
}
func get(key string) string {
buf := []byte{}
now := kit.Int64(time.Now().Unix() / 30)
for i := 0; i < 8; i++ {
buf = append(buf, byte((now >> ((7 - i) * 8))))
}
s, _ := base32.StdEncoding.DecodeString(strings.ToUpper(key))
hm := hmac.New(sha1.New, s)
hm.Write(buf)
b := hm.Sum(nil)
o := b[len(b)-1] & 0x0F
p := b[o : o+4]
p[0] = p[0] & 0x7f
res := int64(p[0])<<24 + int64(p[1])<<16 + int64(p[2])<<8 + int64(p[3])
return kit.Format("%06d", res%1000000)
}
var Index = &ice.Context{Name: "totp", Help: "动态码",
Caches: map[string]*ice.Cache{},
Configs: map[string]*ice.Config{
"totp": {Name: "totp", Help: "动态码", Value: kit.Data(kit.MDB_SHORT, "name", "share", "otpauth://totp/%s?secret=%s")},
},
Commands: map[string]*ice.Command{
ice.ICE_INIT: {Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {}},
ice.ICE_EXIT: {Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {}},
"new": {Name: "new user [secret]", Help: "创建密钥", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
if len(arg) == 0 {
// 密钥列表
m.Richs("totp", nil, "*", func(key string, value map[string]interface{}) {
m.Push(key, value, []string{"time", "name"})
})
return
}
if m.Richs("totp", nil, arg[0], func(key string, value map[string]interface{}) {
// 密钥详情
if len(arg) > 1 {
m.Render(ice.RENDER_QRCODE, kit.Format(m.Conf("totp", "meta.share"), value["name"], value["text"]))
} else {
m.Push("detail", value)
}
}) != nil {
return
}
if len(arg) == 1 {
// 创建密钥
arg = append(arg, gen())
}
// 添加密钥
m.Log(ice.LOG_CREATE, "%s: %s", arg[0], m.Rich("totp", nil, kit.Dict(
kit.MDB_NAME, arg[0], kit.MDB_TEXT, arg[1], kit.MDB_EXTRA, kit.Dict(arg[2:]),
)))
// 创建共享
defer m.Cmdy(ice.WEB_SHARE, "optauth", arg[0], kit.Format(m.Conf("totp", "meta.share"), arg[0], arg[1]))
}},
"get": {Name: "get user [secret]", Help: "获取密码", Hand: func(m *ice.Message, c *ice.Context, cmd string, arg ...string) {
if len(arg) == 0 {
// 密码列表
m.Richs("totp", nil, "*", func(key string, value map[string]interface{}) {
m.Push("name", value["name"])
m.Push("code", m.Cmdx("get", value["name"], value["text"]))
})
return
}
if len(arg) == 1 {
// 获取密钥
m.Richs("totp", nil, arg[0], func(key string, value map[string]interface{}) {
arg = append(arg, kit.Format(value["text"]))
})
}
if len(arg) == 1 {
// 创建密钥
arg = append(arg, m.Cmdx("new", arg[0]))
}
// 获取密码
m.Echo(get(arg[1]))
}},
},
}
func init() { aaa.Index.Register(Index, nil) }