mirror of
https://git.anonymousland.org/anonymousland/synapse-product.git
synced 2024-12-15 10:14:20 -05:00
421 lines
18 KiB
Python
421 lines
18 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright 2015-2016 OpenMarket Ltd
|
|
# Copyright 2017-2018 New Vector Ltd
|
|
# Copyright 2019 The Matrix.org Foundation C.I.C.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
from __future__ import print_function
|
|
|
|
# This file can't be called email.py because if it is, we cannot:
|
|
import email.utils
|
|
import os
|
|
from enum import Enum
|
|
from typing import Optional
|
|
|
|
import pkg_resources
|
|
|
|
from ._base import Config, ConfigError
|
|
|
|
MISSING_PASSWORD_RESET_CONFIG_ERROR = """\
|
|
Password reset emails are enabled on this homeserver due to a partial
|
|
'email' block. However, the following required keys are missing:
|
|
%s
|
|
"""
|
|
|
|
|
|
class EmailConfig(Config):
|
|
section = "email"
|
|
|
|
def read_config(self, config, **kwargs):
|
|
# TODO: We should separate better the email configuration from the notification
|
|
# and account validity config.
|
|
|
|
self.email_enable_notifs = False
|
|
|
|
email_config = config.get("email")
|
|
if email_config is None:
|
|
email_config = {}
|
|
|
|
self.email_smtp_host = email_config.get("smtp_host", "localhost")
|
|
self.email_smtp_port = email_config.get("smtp_port", 25)
|
|
self.email_smtp_user = email_config.get("smtp_user", None)
|
|
self.email_smtp_pass = email_config.get("smtp_pass", None)
|
|
self.require_transport_security = email_config.get(
|
|
"require_transport_security", False
|
|
)
|
|
if "app_name" in email_config:
|
|
self.email_app_name = email_config["app_name"]
|
|
else:
|
|
self.email_app_name = "Matrix"
|
|
|
|
# TODO: Rename notif_from to something more generic, or have a separate
|
|
# from for password resets, message notifications, etc?
|
|
# Currently the email section is a bit bogged down with settings for
|
|
# multiple functions. Would be good to split it out into separate
|
|
# sections and only put the common ones under email:
|
|
self.email_notif_from = email_config.get("notif_from", None)
|
|
if self.email_notif_from is not None:
|
|
# make sure it's valid
|
|
parsed = email.utils.parseaddr(self.email_notif_from)
|
|
if parsed[1] == "":
|
|
raise RuntimeError("Invalid notif_from address")
|
|
|
|
template_dir = email_config.get("template_dir")
|
|
# we need an absolute path, because we change directory after starting (and
|
|
# we don't yet know what auxilliary templates like mail.css we will need).
|
|
# (Note that loading as package_resources with jinja.PackageLoader doesn't
|
|
# work for the same reason.)
|
|
if not template_dir:
|
|
template_dir = pkg_resources.resource_filename("synapse", "res/templates")
|
|
|
|
self.email_template_dir = os.path.abspath(template_dir)
|
|
|
|
self.email_enable_notifs = email_config.get("enable_notifs", False)
|
|
|
|
account_validity_config = config.get("account_validity") or {}
|
|
account_validity_renewal_enabled = account_validity_config.get("renew_at")
|
|
|
|
self.threepid_behaviour_email = (
|
|
# Have Synapse handle the email sending if account_threepid_delegates.email
|
|
# is not defined
|
|
# msisdn is currently always remote while Synapse does not support any method of
|
|
# sending SMS messages
|
|
ThreepidBehaviour.REMOTE
|
|
if self.account_threepid_delegate_email
|
|
else ThreepidBehaviour.LOCAL
|
|
)
|
|
# Prior to Synapse v1.4.0, there was another option that defined whether Synapse would
|
|
# use an identity server to password reset tokens on its behalf. We now warn the user
|
|
# if they have this set and tell them to use the updated option, while using a default
|
|
# identity server in the process.
|
|
self.using_identity_server_from_trusted_list = False
|
|
if (
|
|
not self.account_threepid_delegate_email
|
|
and config.get("trust_identity_server_for_password_resets", False) is True
|
|
):
|
|
# Use the first entry in self.trusted_third_party_id_servers instead
|
|
if self.trusted_third_party_id_servers:
|
|
# XXX: It's a little confusing that account_threepid_delegate_email is modified
|
|
# both in RegistrationConfig and here. We should factor this bit out
|
|
|
|
first_trusted_identity_server = self.trusted_third_party_id_servers[0]
|
|
|
|
# trusted_third_party_id_servers does not contain a scheme whereas
|
|
# account_threepid_delegate_email is expected to. Presume https
|
|
self.account_threepid_delegate_email = (
|
|
"https://" + first_trusted_identity_server
|
|
) # type: Optional[str]
|
|
self.using_identity_server_from_trusted_list = True
|
|
else:
|
|
raise ConfigError(
|
|
"Attempted to use an identity server from"
|
|
'"trusted_third_party_id_servers" but it is empty.'
|
|
)
|
|
|
|
self.local_threepid_handling_disabled_due_to_email_config = False
|
|
if (
|
|
self.threepid_behaviour_email == ThreepidBehaviour.LOCAL
|
|
and email_config == {}
|
|
):
|
|
# We cannot warn the user this has happened here
|
|
# Instead do so when a user attempts to reset their password
|
|
self.local_threepid_handling_disabled_due_to_email_config = True
|
|
|
|
self.threepid_behaviour_email = ThreepidBehaviour.OFF
|
|
|
|
# Get lifetime of a validation token in milliseconds
|
|
self.email_validation_token_lifetime = self.parse_duration(
|
|
email_config.get("validation_token_lifetime", "1h")
|
|
)
|
|
|
|
if (
|
|
self.email_enable_notifs
|
|
or account_validity_renewal_enabled
|
|
or self.threepid_behaviour_email == ThreepidBehaviour.LOCAL
|
|
):
|
|
# make sure we can import the required deps
|
|
import jinja2
|
|
import bleach
|
|
|
|
# prevent unused warnings
|
|
jinja2
|
|
bleach
|
|
|
|
if self.threepid_behaviour_email == ThreepidBehaviour.LOCAL:
|
|
missing = []
|
|
if not self.email_notif_from:
|
|
missing.append("email.notif_from")
|
|
|
|
# public_baseurl is required to build password reset and validation links that
|
|
# will be emailed to users
|
|
if config.get("public_baseurl") is None:
|
|
missing.append("public_baseurl")
|
|
|
|
if missing:
|
|
raise ConfigError(
|
|
MISSING_PASSWORD_RESET_CONFIG_ERROR % (", ".join(missing),)
|
|
)
|
|
|
|
# These email templates have placeholders in them, and thus must be
|
|
# parsed using a templating engine during a request
|
|
self.email_password_reset_template_html = email_config.get(
|
|
"password_reset_template_html", "password_reset.html"
|
|
)
|
|
self.email_password_reset_template_text = email_config.get(
|
|
"password_reset_template_text", "password_reset.txt"
|
|
)
|
|
self.email_registration_template_html = email_config.get(
|
|
"registration_template_html", "registration.html"
|
|
)
|
|
self.email_registration_template_text = email_config.get(
|
|
"registration_template_text", "registration.txt"
|
|
)
|
|
self.email_add_threepid_template_html = email_config.get(
|
|
"add_threepid_template_html", "add_threepid.html"
|
|
)
|
|
self.email_add_threepid_template_text = email_config.get(
|
|
"add_threepid_template_text", "add_threepid.txt"
|
|
)
|
|
|
|
self.email_password_reset_template_failure_html = email_config.get(
|
|
"password_reset_template_failure_html", "password_reset_failure.html"
|
|
)
|
|
self.email_registration_template_failure_html = email_config.get(
|
|
"registration_template_failure_html", "registration_failure.html"
|
|
)
|
|
self.email_add_threepid_template_failure_html = email_config.get(
|
|
"add_threepid_template_failure_html", "add_threepid_failure.html"
|
|
)
|
|
|
|
# These templates do not support any placeholder variables, so we
|
|
# will read them from disk once during setup
|
|
email_password_reset_template_success_html = email_config.get(
|
|
"password_reset_template_success_html", "password_reset_success.html"
|
|
)
|
|
email_registration_template_success_html = email_config.get(
|
|
"registration_template_success_html", "registration_success.html"
|
|
)
|
|
email_add_threepid_template_success_html = email_config.get(
|
|
"add_threepid_template_success_html", "add_threepid_success.html"
|
|
)
|
|
|
|
# Check templates exist
|
|
for f in [
|
|
self.email_password_reset_template_html,
|
|
self.email_password_reset_template_text,
|
|
self.email_registration_template_html,
|
|
self.email_registration_template_text,
|
|
self.email_add_threepid_template_html,
|
|
self.email_add_threepid_template_text,
|
|
self.email_password_reset_template_failure_html,
|
|
self.email_registration_template_failure_html,
|
|
self.email_add_threepid_template_failure_html,
|
|
email_password_reset_template_success_html,
|
|
email_registration_template_success_html,
|
|
email_add_threepid_template_success_html,
|
|
]:
|
|
p = os.path.join(self.email_template_dir, f)
|
|
if not os.path.isfile(p):
|
|
raise ConfigError("Unable to find template file %s" % (p,))
|
|
|
|
# Retrieve content of web templates
|
|
filepath = os.path.join(
|
|
self.email_template_dir, email_password_reset_template_success_html
|
|
)
|
|
self.email_password_reset_template_success_html = self.read_file(
|
|
filepath, "email.password_reset_template_success_html"
|
|
)
|
|
filepath = os.path.join(
|
|
self.email_template_dir, email_registration_template_success_html
|
|
)
|
|
self.email_registration_template_success_html_content = self.read_file(
|
|
filepath, "email.registration_template_success_html"
|
|
)
|
|
filepath = os.path.join(
|
|
self.email_template_dir, email_add_threepid_template_success_html
|
|
)
|
|
self.email_add_threepid_template_success_html_content = self.read_file(
|
|
filepath, "email.add_threepid_template_success_html"
|
|
)
|
|
|
|
if self.email_enable_notifs:
|
|
missing = []
|
|
if not self.email_notif_from:
|
|
missing.append("email.notif_from")
|
|
|
|
if config.get("public_baseurl") is None:
|
|
missing.append("public_baseurl")
|
|
|
|
if missing:
|
|
raise ConfigError(
|
|
"email.enable_notifs is True but required keys are missing: %s"
|
|
% (", ".join(missing),)
|
|
)
|
|
|
|
self.email_notif_template_html = email_config.get(
|
|
"notif_template_html", "notif_mail.html"
|
|
)
|
|
self.email_notif_template_text = email_config.get(
|
|
"notif_template_text", "notif_mail.txt"
|
|
)
|
|
|
|
for f in self.email_notif_template_text, self.email_notif_template_html:
|
|
p = os.path.join(self.email_template_dir, f)
|
|
if not os.path.isfile(p):
|
|
raise ConfigError("Unable to find email template file %s" % (p,))
|
|
|
|
self.email_notif_for_new_users = email_config.get(
|
|
"notif_for_new_users", True
|
|
)
|
|
self.email_riot_base_url = email_config.get(
|
|
"client_base_url", email_config.get("riot_base_url", None)
|
|
)
|
|
|
|
if account_validity_renewal_enabled:
|
|
self.email_expiry_template_html = email_config.get(
|
|
"expiry_template_html", "notice_expiry.html"
|
|
)
|
|
self.email_expiry_template_text = email_config.get(
|
|
"expiry_template_text", "notice_expiry.txt"
|
|
)
|
|
|
|
for f in self.email_expiry_template_text, self.email_expiry_template_html:
|
|
p = os.path.join(self.email_template_dir, f)
|
|
if not os.path.isfile(p):
|
|
raise ConfigError("Unable to find email template file %s" % (p,))
|
|
|
|
def generate_config_section(self, config_dir_path, server_name, **kwargs):
|
|
return """\
|
|
# Configuration for sending emails from Synapse.
|
|
#
|
|
email:
|
|
# The hostname of the outgoing SMTP server to use. Defaults to 'localhost'.
|
|
#
|
|
#smtp_host: mail.server
|
|
|
|
# The port on the mail server for outgoing SMTP. Defaults to 25.
|
|
#
|
|
#smtp_port: 587
|
|
|
|
# Username/password for authentication to the SMTP server. By default, no
|
|
# authentication is attempted.
|
|
#
|
|
#smtp_user: "exampleusername"
|
|
#smtp_pass: "examplepassword"
|
|
|
|
# Uncomment the following to require TLS transport security for SMTP.
|
|
# By default, Synapse will connect over plain text, and will then switch to
|
|
# TLS via STARTTLS *if the SMTP server supports it*. If this option is set,
|
|
# Synapse will refuse to connect unless the server supports STARTTLS.
|
|
#
|
|
#require_transport_security: true
|
|
|
|
# notif_from defines the "From" address to use when sending emails.
|
|
# It must be set if email sending is enabled.
|
|
#
|
|
# The placeholder '%(app)s' will be replaced by the application name,
|
|
# which is normally 'app_name' (below), but may be overridden by the
|
|
# Matrix client application.
|
|
#
|
|
# Note that the placeholder must be written '%(app)s', including the
|
|
# trailing 's'.
|
|
#
|
|
#notif_from: "Your Friendly %(app)s homeserver <noreply@example.com>"
|
|
|
|
# app_name defines the default value for '%(app)s' in notif_from. It
|
|
# defaults to 'Matrix'.
|
|
#
|
|
#app_name: my_branded_matrix_server
|
|
|
|
# Uncomment the following to enable sending emails for messages that the user
|
|
# has missed. Disabled by default.
|
|
#
|
|
#enable_notifs: true
|
|
|
|
# Uncomment the following to disable automatic subscription to email
|
|
# notifications for new users. Enabled by default.
|
|
#
|
|
#notif_for_new_users: false
|
|
|
|
# Custom URL for client links within the email notifications. By default
|
|
# links will be based on "https://matrix.to".
|
|
#
|
|
# (This setting used to be called riot_base_url; the old name is still
|
|
# supported for backwards-compatibility but is now deprecated.)
|
|
#
|
|
#client_base_url: "http://localhost/riot"
|
|
|
|
# Configure the time that a validation email will expire after sending.
|
|
# Defaults to 1h.
|
|
#
|
|
#validation_token_lifetime: 15m
|
|
|
|
# Directory in which Synapse will try to find the template files below.
|
|
# If not set, default templates from within the Synapse package will be used.
|
|
#
|
|
# DO NOT UNCOMMENT THIS SETTING unless you want to customise the templates.
|
|
# If you *do* uncomment it, you will need to make sure that all the templates
|
|
# below are in the directory.
|
|
#
|
|
# Synapse will look for the following templates in this directory:
|
|
#
|
|
# * The contents of email notifications of missed events: 'notif_mail.html' and
|
|
# 'notif_mail.txt'.
|
|
#
|
|
# * The contents of account expiry notice emails: 'notice_expiry.html' and
|
|
# 'notice_expiry.txt'.
|
|
#
|
|
# * The contents of password reset emails sent by the homeserver:
|
|
# 'password_reset.html' and 'password_reset.txt'
|
|
#
|
|
# * HTML pages for success and failure that a user will see when they follow
|
|
# the link in the password reset email: 'password_reset_success.html' and
|
|
# 'password_reset_failure.html'
|
|
#
|
|
# * The contents of address verification emails sent during registration:
|
|
# 'registration.html' and 'registration.txt'
|
|
#
|
|
# * HTML pages for success and failure that a user will see when they follow
|
|
# the link in an address verification email sent during registration:
|
|
# 'registration_success.html' and 'registration_failure.html'
|
|
#
|
|
# * The contents of address verification emails sent when an address is added
|
|
# to a Matrix account: 'add_threepid.html' and 'add_threepid.txt'
|
|
#
|
|
# * HTML pages for success and failure that a user will see when they follow
|
|
# the link in an address verification email sent when an address is added
|
|
# to a Matrix account: 'add_threepid_success.html' and
|
|
# 'add_threepid_failure.html'
|
|
#
|
|
# You can see the default templates at:
|
|
# https://github.com/matrix-org/synapse/tree/master/synapse/res/templates
|
|
#
|
|
#template_dir: "res/templates"
|
|
"""
|
|
|
|
|
|
class ThreepidBehaviour(Enum):
|
|
"""
|
|
Enum to define the behaviour of Synapse with regards to when it contacts an identity
|
|
server for 3pid registration and password resets
|
|
|
|
REMOTE = use an external server to send tokens
|
|
LOCAL = send tokens ourselves
|
|
OFF = disable registration via 3pid and password resets
|
|
"""
|
|
|
|
REMOTE = "remote"
|
|
LOCAL = "local"
|
|
OFF = "off"
|