mirror of
https://github.com/matrix-org/dendrite.git
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78 lines
2.4 KiB
Go
78 lines
2.4 KiB
Go
// Copyright 2020 The Matrix.org Foundation C.I.C.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package auth
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import (
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"context"
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"net/http"
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"strings"
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"github.com/matrix-org/dendrite/clientapi/jsonerror"
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"github.com/matrix-org/dendrite/clientapi/userutil"
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"github.com/matrix-org/dendrite/setup/config"
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"github.com/matrix-org/dendrite/userapi/api"
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"github.com/matrix-org/util"
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)
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type GetAccountByPassword func(ctx context.Context, localpart, password string) (*api.Account, error)
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type PasswordRequest struct {
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Login
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Password string `json:"password"`
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}
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// LoginTypePassword implements https://matrix.org/docs/spec/client_server/r0.6.1#password-based
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type LoginTypePassword struct {
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GetAccountByPassword GetAccountByPassword
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Config *config.ClientAPI
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}
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func (t *LoginTypePassword) Name() string {
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return "m.login.password"
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}
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func (t *LoginTypePassword) Request() interface{} {
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return &PasswordRequest{}
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}
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func (t *LoginTypePassword) Login(ctx context.Context, req interface{}) (*Login, *util.JSONResponse) {
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r := req.(*PasswordRequest)
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// Squash username to all lowercase letters
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username := strings.ToLower(r.Username())
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if username == "" {
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return nil, &util.JSONResponse{
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Code: http.StatusUnauthorized,
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JSON: jsonerror.BadJSON("A username must be supplied."),
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}
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}
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localpart, err := userutil.ParseUsernameParam(username, &t.Config.Matrix.ServerName)
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if err != nil {
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return nil, &util.JSONResponse{
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Code: http.StatusUnauthorized,
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JSON: jsonerror.InvalidUsername(err.Error()),
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}
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}
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_, err = t.GetAccountByPassword(ctx, localpart, r.Password)
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if err != nil {
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// Technically we could tell them if the user does not exist by checking if err == sql.ErrNoRows
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// but that would leak the existence of the user.
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return nil, &util.JSONResponse{
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Code: http.StatusForbidden,
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JSON: jsonerror.Forbidden("The username or password was incorrect or the account does not exist."),
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}
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}
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return &r.Login, nil
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}
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