Add a module type for account validity (#9884)

This adds an API for third-party plugin modules to implement account validity, so they can provide this feature instead of Synapse. The module implementing the current behaviour for this feature can be found at https://github.com/matrix-org/synapse-email-account-validity.

To allow for a smooth transition between the current feature and the new module, hooks have been added to the existing account validity endpoints to allow their behaviours to be overridden by a module.
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Brendan Abolivier 2021-07-16 18:11:53 +02:00 committed by GitHub
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13 changed files with 438 additions and 228 deletions

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@ -18,6 +18,21 @@ class AccountValidityConfig(Config):
section = "account_validity"
def read_config(self, config, **kwargs):
"""Parses the old account validity config. The config format looks like this:
account_validity:
enabled: true
period: 6w
renew_at: 1w
renew_email_subject: "Renew your %(app)s account"
template_dir: "res/templates"
account_renewed_html_path: "account_renewed.html"
invalid_token_html_path: "invalid_token.html"
We expect admins to use modules for this feature (which is why it doesn't appear
in the sample config file), but we want to keep support for it around for a bit
for backwards compatibility.
"""
account_validity_config = config.get("account_validity") or {}
self.account_validity_enabled = account_validity_config.get("enabled", False)
self.account_validity_renew_by_email_enabled = (
@ -75,90 +90,3 @@ class AccountValidityConfig(Config):
],
account_validity_template_dir,
)
def generate_config_section(self, **kwargs):
return """\
## Account Validity ##
# Optional account validity configuration. This allows for accounts to be denied
# any request after a given period.
#
# Once this feature is enabled, Synapse will look for registered users without an
# expiration date at startup and will add one to every account it found using the
# current settings at that time.
# This means that, if a validity period is set, and Synapse is restarted (it will
# then derive an expiration date from the current validity period), and some time
# after that the validity period changes and Synapse is restarted, the users'
# expiration dates won't be updated unless their account is manually renewed. This
# date will be randomly selected within a range [now + period - d ; now + period],
# where d is equal to 10% of the validity period.
#
account_validity:
# The account validity feature is disabled by default. Uncomment the
# following line to enable it.
#
#enabled: true
# The period after which an account is valid after its registration. When
# renewing the account, its validity period will be extended by this amount
# of time. This parameter is required when using the account validity
# feature.
#
#period: 6w
# The amount of time before an account's expiry date at which Synapse will
# send an email to the account's email address with a renewal link. By
# default, no such emails are sent.
#
# If you enable this setting, you will also need to fill out the 'email' and
# 'public_baseurl' configuration sections.
#
#renew_at: 1w
# The subject of the email sent out with the renewal link. '%(app)s' can be
# used as a placeholder for the 'app_name' parameter from the 'email'
# section.
#
# Note that the placeholder must be written '%(app)s', including the
# trailing 's'.
#
# If this is not set, a default value is used.
#
#renew_email_subject: "Renew your %(app)s account"
# Directory in which Synapse will try to find templates for the HTML files to
# serve to the user when trying to renew an account. If not set, default
# templates from within the Synapse package will be used.
#
# The currently available templates are:
#
# * account_renewed.html: Displayed to the user after they have successfully
# renewed their account.
#
# * account_previously_renewed.html: Displayed to the user if they attempt to
# renew their account with a token that is valid, but that has already
# been used. In this case the account is not renewed again.
#
# * invalid_token.html: Displayed to the user when they try to renew an account
# with an unknown or invalid renewal token.
#
# See https://github.com/matrix-org/synapse/tree/master/synapse/res/templates for
# default template contents.
#
# The file name of some of these templates can be configured below for legacy
# reasons.
#
#template_dir: "res/templates"
# A custom file name for the 'account_renewed.html' template.
#
# If not set, the file is assumed to be named "account_renewed.html".
#
#account_renewed_html_path: "account_renewed.html"
# A custom file name for the 'invalid_token.html' template.
#
# If not set, the file is assumed to be named "invalid_token.html".
#
#invalid_token_html_path: "invalid_token.html"
"""