mirror of
https://github.com/jech/galene.git
synced 2024-11-26 10:35:59 +01:00
52a26327d7
We now inform clients of the status of a group (locked, etc.). Also cleans up the handling of administrative messages, which solves the issue of receiving "user" before "joined".
108 lines
2.4 KiB
Go
108 lines
2.4 KiB
Go
package group
|
|
|
|
import (
|
|
"bytes"
|
|
"crypto/sha256"
|
|
"encoding/hex"
|
|
"encoding/json"
|
|
"errors"
|
|
"hash"
|
|
|
|
"golang.org/x/crypto/pbkdf2"
|
|
|
|
"github.com/jech/galene/conn"
|
|
)
|
|
|
|
type RawPassword struct {
|
|
Type string `json:"type,omitempty"`
|
|
Hash string `json:"hash,omitempty"`
|
|
Key string `json:"key"`
|
|
Salt string `json:"salt,omitempty"`
|
|
Iterations int `json:"iterations,omitempty"`
|
|
}
|
|
|
|
type Password RawPassword
|
|
|
|
func (p Password) Match(pw string) (bool, error) {
|
|
switch p.Type {
|
|
case "":
|
|
return p.Key == pw, nil
|
|
case "pbkdf2":
|
|
key, err := hex.DecodeString(p.Key)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
salt, err := hex.DecodeString(p.Salt)
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
var h func() hash.Hash
|
|
switch p.Hash {
|
|
case "sha-256":
|
|
h = sha256.New
|
|
default:
|
|
return false, errors.New("unknown hash type")
|
|
}
|
|
theirKey := pbkdf2.Key(
|
|
[]byte(pw), salt, p.Iterations, len(key), h,
|
|
)
|
|
return bytes.Compare(key, theirKey) == 0, nil
|
|
default:
|
|
return false, errors.New("unknown password type")
|
|
}
|
|
}
|
|
|
|
func (p *Password) UnmarshalJSON(b []byte) error {
|
|
var k string
|
|
err := json.Unmarshal(b, &k)
|
|
if err == nil {
|
|
*p = Password{
|
|
Key: k,
|
|
}
|
|
return nil
|
|
}
|
|
var r RawPassword
|
|
err = json.Unmarshal(b, &r)
|
|
if err == nil {
|
|
*p = Password(r)
|
|
}
|
|
return err
|
|
}
|
|
|
|
func (p Password) MarshalJSON() ([]byte, error) {
|
|
if p.Type == "" && p.Hash == "" && p.Salt == "" && p.Iterations == 0 {
|
|
return json.Marshal(p.Key)
|
|
}
|
|
return json.Marshal(RawPassword(p))
|
|
}
|
|
|
|
type ClientCredentials struct {
|
|
Username string `json:"username,omitempty"`
|
|
Password *Password `json:"password,omitempty"`
|
|
}
|
|
|
|
type ClientPermissions struct {
|
|
Op bool `json:"op,omitempty"`
|
|
Present bool `json:"present,omitempty"`
|
|
Record bool `json:"record,omitempty"`
|
|
}
|
|
|
|
type Challengeable interface {
|
|
Username() string
|
|
Challenge(string, ClientCredentials) bool
|
|
}
|
|
|
|
type Client interface {
|
|
Group() *Group
|
|
Id() string
|
|
Challengeable
|
|
Permissions() ClientPermissions
|
|
SetPermissions(ClientPermissions)
|
|
Status() map[string]interface{}
|
|
OverridePermissions(*Group) bool
|
|
PushConn(g *Group, id string, conn conn.Up, tracks []conn.UpTrack, replace string) error
|
|
RequestConns(target Client, g *Group, id string) error
|
|
Joined(group, kind string) error
|
|
PushClient(group, kind, id, username string, permissions ClientPermissions, status map[string]interface{}) error
|
|
Kick(id, user, message string) error
|
|
}
|