deploy: cdd308845ba22fef22a39ed5bf904b438e48b491

1 files changed, 146 insertions, 32 deletions

diff --git a/develop/print.html b/develop/print.html
index 0970b4bafd..3953d081b2 100644
--- a/develop/print.html
+++ b/develop/print.html
@@ -101,7 +101,7 @@
 
         <nav id="sidebar" class="sidebar" aria-label="Table of contents">
             <div class="sidebar-scrollbox">
-                <ol class="chapter"><li class="chapter-item expanded affix "><li class="part-title">Introduction</li><li class="chapter-item expanded "><a href="welcome_and_overview.html">Welcome and Overview</a></li><li class="chapter-item expanded affix "><li class="part-title">Setup</li><li class="chapter-item expanded "><a href="setup/installation.html">Installation</a></li><li class="chapter-item expanded "><a href="postgres.html">Using Postgres</a></li><li class="chapter-item expanded "><a href="reverse_proxy.html">Configuring a Reverse Proxy</a></li><li class="chapter-item expanded "><a href="setup/forward_proxy.html">Configuring a Forward/Outbound Proxy</a></li><li class="chapter-item expanded "><a href="turn-howto.html">Configuring a Turn Server</a></li><li class="chapter-item expanded "><a href="delegate.html">Delegation</a></li><li class="chapter-item expanded affix "><li class="part-title">Upgrading</li><li class="chapter-item expanded "><a href="upgrade.html">Upgrading between Synapse Versions</a></li><li class="chapter-item expanded "><a href="MSC1711_certificates_FAQ.html">Upgrading from pre-Synapse 1.0</a></li><li class="chapter-item expanded affix "><li class="part-title">Usage</li><li class="chapter-item expanded "><a href="federate.html">Federation</a></li><li class="chapter-item expanded "><a href="usage/configuration/index.html">Configuration</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="usage/configuration/homeserver_sample_config.html">Homeserver Sample Config File</a></li><li class="chapter-item expanded "><a href="usage/configuration/logging_sample_config.html">Logging Sample Config File</a></li><li class="chapter-item expanded "><a href="structured_logging.html">Structured Logging</a></li><li class="chapter-item expanded "><a href="templates.html">Templates</a></li><li class="chapter-item expanded "><a href="usage/configuration/user_authentication/index.html">User Authentication</a></li><li><ol class="section"><li class="chapter-item expanded "><div>Single-Sign On</div></li><li><ol class="section"><li class="chapter-item expanded "><a href="openid.html">OpenID Connect</a></li><li class="chapter-item expanded "><div>SAML</div></li><li class="chapter-item expanded "><div>CAS</div></li><li class="chapter-item expanded "><a href="sso_mapping_providers.html">SSO Mapping Providers</a></li></ol></li><li class="chapter-item expanded "><a href="password_auth_providers.html">Password Auth Providers</a></li><li class="chapter-item expanded "><a href="jwt.html">JSON Web Tokens</a></li></ol></li><li class="chapter-item expanded "><a href="CAPTCHA_SETUP.html">Registration Captcha</a></li><li class="chapter-item expanded "><a href="application_services.html">Application Services</a></li><li class="chapter-item expanded "><a href="server_notices.html">Server Notices</a></li><li class="chapter-item expanded "><a href="consent_tracking.html">Consent Tracking</a></li><li class="chapter-item expanded "><a href="development/url_previews.html">URL Previews</a></li><li class="chapter-item expanded "><a href="user_directory.html">User Directory</a></li><li class="chapter-item expanded "><a href="message_retention_policies.html">Message Retention Policies</a></li><li class="chapter-item expanded "><a href="modules/index.html">Pluggable Modules</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="modules/writing_a_module.html">Writing a module</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="modules/spam_checker_callbacks.html">Spam checker callbacks</a></li><li class="chapter-item expanded "><a href="modules/third_party_rules_callbacks.html">Third-party rules callbacks</a></li><li class="chapter-item expanded "><a href="modules/presence_router_callbacks.html">Presence router callbacks</a></li><li class="chapter-item expanded "><a href="modules/account_validity_callbacks.html">Account validity callbacks</a></li><li class="chapter-item expanded "><a href="modules/porting_legacy_module.html">Porting a legacy module to the new interface</a></li></ol></li></ol></li><li class="chapter-item expanded "><a href="workers.html">Workers</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="synctl_workers.html">Using synctl with Workers</a></li><li class="chapter-item expanded "><a href="systemd-with-workers/index.html">Systemd</a></li></ol></li></ol></li><li class="chapter-item expanded "><a href="usage/administration/index.html">Administration</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="usage/administration/admin_api/index.html">Admin API</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="admin_api/account_validity.html">Account Validity</a></li><li class="chapter-item expanded "><a href="admin_api/delete_group.html">Delete Group</a></li><li class="chapter-item expanded "><a href="admin_api/event_reports.html">Event Reports</a></li><li class="chapter-item expanded "><a href="admin_api/media_admin_api.html">Media</a></li><li class="chapter-item expanded "><a href="admin_api/purge_history_api.html">Purge History</a></li><li class="chapter-item expanded "><a href="admin_api/register_api.html">Register Users</a></li><li class="chapter-item expanded "><a href="usage/administration/admin_api/registration_tokens.html">Registration Tokens</a></li><li class="chapter-item expanded "><a href="admin_api/room_membership.html">Manipulate Room Membership</a></li><li class="chapter-item expanded "><a href="admin_api/rooms.html">Rooms</a></li><li class="chapter-item expanded "><a href="admin_api/server_notices.html">Server Notices</a></li><li class="chapter-item expanded "><a href="admin_api/statistics.html">Statistics</a></li><li class="chapter-item expanded "><a href="admin_api/user_admin_api.html">Users</a></li><li class="chapter-item expanded "><a href="admin_api/version_api.html">Server Version</a></li></ol></li><li class="chapter-item expanded "><a href="manhole.html">Manhole</a></li><li class="chapter-item expanded "><a href="metrics-howto.html">Monitoring</a></li><li class="chapter-item expanded "><a href="usage/administration/request_log.html">Request log format</a></li><li class="chapter-item expanded "><div>Scripts</div></li></ol></li><li class="chapter-item expanded "><li class="part-title">Development</li><li class="chapter-item expanded "><a href="development/contributing_guide.html">Contributing Guide</a></li><li class="chapter-item expanded "><a href="code_style.html">Code Style</a></li><li class="chapter-item expanded "><a href="development/git.html">Git Usage</a></li><li class="chapter-item expanded "><div>Testing</div></li><li class="chapter-item expanded "><a href="opentracing.html">OpenTracing</a></li><li class="chapter-item expanded "><a href="development/database_schema.html">Database Schemas</a></li><li class="chapter-item expanded "><a href="development/experimental_features.html">Experimental features</a></li><li class="chapter-item expanded "><div>Synapse Architecture</div></li><li><ol class="section"><li class="chapter-item expanded "><a href="log_contexts.html">Log Contexts</a></li><li class="chapter-item expanded "><a href="replication.html">Replication</a></li><li class="chapter-item expanded "><a href="tcp_replication.html">TCP Replication</a></li></ol></li><li class="chapter-item expanded "><a href="development/internal_documentation/index.html">Internal Documentation</a></li><li><ol class="section"><li class="chapter-item expanded "><div>Single Sign-On</div></li><li><ol class="section"><li class="chapter-item expanded "><a href="development/saml.html">SAML</a></li><li class="chapter-item expanded "><a href="development/cas.html">CAS</a></li></ol></li><li class="chapter-item expanded "><a href="development/room-dag-concepts.html">Room DAG concepts</a></li><li class="chapter-item expanded "><div>State Resolution</div></li><li><ol class="section"><li class="chapter-item expanded "><a href="auth_chain_difference_algorithm.html">The Auth Chain Difference Algorithm</a></li></ol></li><li class="chapter-item expanded "><a href="media_repository.html">Media Repository</a></li><li class="chapter-item expanded "><a href="room_and_user_statistics.html">Room and User Statistics</a></li></ol></li><li class="chapter-item expanded "><div>Scripts</div></li><li class="chapter-item expanded affix "><li class="part-title">Other</li><li class="chapter-item expanded "><a href="deprecation_policy.html">Dependency Deprecation Policy</a></li></ol>
+                <ol class="chapter"><li class="chapter-item expanded affix "><li class="part-title">Introduction</li><li class="chapter-item expanded "><a href="welcome_and_overview.html">Welcome and Overview</a></li><li class="chapter-item expanded affix "><li class="part-title">Setup</li><li class="chapter-item expanded "><a href="setup/installation.html">Installation</a></li><li class="chapter-item expanded "><a href="postgres.html">Using Postgres</a></li><li class="chapter-item expanded "><a href="reverse_proxy.html">Configuring a Reverse Proxy</a></li><li class="chapter-item expanded "><a href="setup/forward_proxy.html">Configuring a Forward/Outbound Proxy</a></li><li class="chapter-item expanded "><a href="turn-howto.html">Configuring a Turn Server</a></li><li class="chapter-item expanded "><a href="delegate.html">Delegation</a></li><li class="chapter-item expanded affix "><li class="part-title">Upgrading</li><li class="chapter-item expanded "><a href="upgrade.html">Upgrading between Synapse Versions</a></li><li class="chapter-item expanded "><a href="MSC1711_certificates_FAQ.html">Upgrading from pre-Synapse 1.0</a></li><li class="chapter-item expanded affix "><li class="part-title">Usage</li><li class="chapter-item expanded "><a href="federate.html">Federation</a></li><li class="chapter-item expanded "><a href="usage/configuration/index.html">Configuration</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="usage/configuration/homeserver_sample_config.html">Homeserver Sample Config File</a></li><li class="chapter-item expanded "><a href="usage/configuration/logging_sample_config.html">Logging Sample Config File</a></li><li class="chapter-item expanded "><a href="structured_logging.html">Structured Logging</a></li><li class="chapter-item expanded "><a href="templates.html">Templates</a></li><li class="chapter-item expanded "><a href="usage/configuration/user_authentication/index.html">User Authentication</a></li><li><ol class="section"><li class="chapter-item expanded "><div>Single-Sign On</div></li><li><ol class="section"><li class="chapter-item expanded "><a href="openid.html">OpenID Connect</a></li><li class="chapter-item expanded "><div>SAML</div></li><li class="chapter-item expanded "><div>CAS</div></li><li class="chapter-item expanded "><a href="sso_mapping_providers.html">SSO Mapping Providers</a></li></ol></li><li class="chapter-item expanded "><a href="password_auth_providers.html">Password Auth Providers</a></li><li class="chapter-item expanded "><a href="jwt.html">JSON Web Tokens</a></li></ol></li><li class="chapter-item expanded "><a href="CAPTCHA_SETUP.html">Registration Captcha</a></li><li class="chapter-item expanded "><a href="application_services.html">Application Services</a></li><li class="chapter-item expanded "><a href="server_notices.html">Server Notices</a></li><li class="chapter-item expanded "><a href="consent_tracking.html">Consent Tracking</a></li><li class="chapter-item expanded "><a href="development/url_previews.html">URL Previews</a></li><li class="chapter-item expanded "><a href="user_directory.html">User Directory</a></li><li class="chapter-item expanded "><a href="message_retention_policies.html">Message Retention Policies</a></li><li class="chapter-item expanded "><a href="modules/index.html">Pluggable Modules</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="modules/writing_a_module.html">Writing a module</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="modules/spam_checker_callbacks.html">Spam checker callbacks</a></li><li class="chapter-item expanded "><a href="modules/third_party_rules_callbacks.html">Third-party rules callbacks</a></li><li class="chapter-item expanded "><a href="modules/presence_router_callbacks.html">Presence router callbacks</a></li><li class="chapter-item expanded "><a href="modules/account_validity_callbacks.html">Account validity callbacks</a></li><li class="chapter-item expanded "><a href="modules/password_auth_provider_callbacks.html">Password auth provider callbacks</a></li><li class="chapter-item expanded "><a href="modules/porting_legacy_module.html">Porting a legacy module to the new interface</a></li></ol></li></ol></li><li class="chapter-item expanded "><a href="workers.html">Workers</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="synctl_workers.html">Using synctl with Workers</a></li><li class="chapter-item expanded "><a href="systemd-with-workers/index.html">Systemd</a></li></ol></li></ol></li><li class="chapter-item expanded "><a href="usage/administration/index.html">Administration</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="usage/administration/admin_api/index.html">Admin API</a></li><li><ol class="section"><li class="chapter-item expanded "><a href="admin_api/account_validity.html">Account Validity</a></li><li class="chapter-item expanded "><a href="admin_api/delete_group.html">Delete Group</a></li><li class="chapter-item expanded "><a href="admin_api/event_reports.html">Event Reports</a></li><li class="chapter-item expanded "><a href="admin_api/media_admin_api.html">Media</a></li><li class="chapter-item expanded "><a href="admin_api/purge_history_api.html">Purge History</a></li><li class="chapter-item expanded "><a href="admin_api/register_api.html">Register Users</a></li><li class="chapter-item expanded "><a href="usage/administration/admin_api/registration_tokens.html">Registration Tokens</a></li><li class="chapter-item expanded "><a href="admin_api/room_membership.html">Manipulate Room Membership</a></li><li class="chapter-item expanded "><a href="admin_api/rooms.html">Rooms</a></li><li class="chapter-item expanded "><a href="admin_api/server_notices.html">Server Notices</a></li><li class="chapter-item expanded "><a href="admin_api/statistics.html">Statistics</a></li><li class="chapter-item expanded "><a href="admin_api/user_admin_api.html">Users</a></li><li class="chapter-item expanded "><a href="admin_api/version_api.html">Server Version</a></li></ol></li><li class="chapter-item expanded "><a href="manhole.html">Manhole</a></li><li class="chapter-item expanded "><a href="metrics-howto.html">Monitoring</a></li><li class="chapter-item expanded "><a href="usage/administration/request_log.html">Request log format</a></li><li class="chapter-item expanded "><div>Scripts</div></li></ol></li><li class="chapter-item expanded "><li class="part-title">Development</li><li class="chapter-item expanded "><a href="development/contributing_guide.html">Contributing Guide</a></li><li class="chapter-item expanded "><a href="code_style.html">Code Style</a></li><li class="chapter-item expanded "><a href="development/git.html">Git Usage</a></li><li class="chapter-item expanded "><div>Testing</div></li><li class="chapter-item expanded "><a href="opentracing.html">OpenTracing</a></li><li class="chapter-item expanded "><a href="development/database_schema.html">Database Schemas</a></li><li class="chapter-item expanded "><a href="development/experimental_features.html">Experimental features</a></li><li class="chapter-item expanded "><div>Synapse Architecture</div></li><li><ol class="section"><li class="chapter-item expanded "><a href="log_contexts.html">Log Contexts</a></li><li class="chapter-item expanded "><a href="replication.html">Replication</a></li><li class="chapter-item expanded "><a href="tcp_replication.html">TCP Replication</a></li></ol></li><li class="chapter-item expanded "><a href="development/internal_documentation/index.html">Internal Documentation</a></li><li><ol class="section"><li class="chapter-item expanded "><div>Single Sign-On</div></li><li><ol class="section"><li class="chapter-item expanded "><a href="development/saml.html">SAML</a></li><li class="chapter-item expanded "><a href="development/cas.html">CAS</a></li></ol></li><li class="chapter-item expanded "><a href="development/room-dag-concepts.html">Room DAG concepts</a></li><li class="chapter-item expanded "><div>State Resolution</div></li><li><ol class="section"><li class="chapter-item expanded "><a href="auth_chain_difference_algorithm.html">The Auth Chain Difference Algorithm</a></li></ol></li><li class="chapter-item expanded "><a href="media_repository.html">Media Repository</a></li><li class="chapter-item expanded "><a href="room_and_user_statistics.html">Room and User Statistics</a></li></ol></li><li class="chapter-item expanded "><div>Scripts</div></li><li class="chapter-item expanded affix "><li class="part-title">Other</li><li class="chapter-item expanded "><a href="deprecation_policy.html">Dependency Deprecation Policy</a></li></ol>
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@@ -5299,34 +5299,6 @@ email:
     #email_validation: &quot;[%(server_name)s] Validate your email&quot;
 
 
-# Password providers allow homeserver administrators to integrate
-# their Synapse installation with existing authentication methods
-# ex. LDAP, external tokens, etc.
-#
-# For more information and known implementations, please see
-# https://matrix-org.github.io/synapse/latest/password_auth_providers.html
-#
-# Note: instances wishing to use SAML or CAS authentication should
-# instead use the `saml2_config` or `cas_config` options,
-# respectively.
-#
-password_providers:
-#    # Example config for an LDAP auth provider
-#    - module: &quot;ldap_auth_provider.LdapAuthProvider&quot;
-#      config:
-#        enabled: true
-#        uri: &quot;ldap://ldap.example.com:389&quot;
-#        start_tls: true
-#        base: &quot;ou=users,dc=example,dc=com&quot;
-#        attributes:
-#           uid: &quot;cn&quot;
-#           mail: &quot;email&quot;
-#           name: &quot;givenName&quot;
-#        #bind_dn:
-#        #bind_password:
-#        #filter: &quot;(objectClass=posixAccount)&quot;
-
-
 
 ## Push ##
 
@@ -6903,7 +6875,12 @@ complete registration using methods from the <code>ModuleApi</code>.</p>
 <p>Synapse has a built-in SAML mapping provider if a custom provider isn't
 specified in the config. It is located at
 <a href="https://github.com/matrix-org/synapse/blob/develop/synapse/handlers/saml.py"><code>synapse.handlers.saml.DefaultSamlMappingProvider</code></a>.</p>
-<div id="chapter_begin" style="break-before: page; page-break-before: always;"></div><h1 id="password-auth-provider-modules"><a class="header" href="#password-auth-provider-modules">Password auth provider modules</a></h1>
+<div id="chapter_begin" style="break-before: page; page-break-before: always;"></div><h2 style="color:red">
+This page of the Synapse documentation is now deprecated. For up to date
+documentation on setting up or writing a password auth provider module, please see
+<a href="modules.html">this page</a>.
+</h2>
+<h1 id="password-auth-provider-modules"><a class="header" href="#password-auth-provider-modules">Password auth provider modules</a></h1>
 <p>Password auth providers offer a way for server administrators to
 integrate their Synapse installation with an existing authentication
 system.</p>
@@ -8099,6 +8076,141 @@ invalidate the user's access token.</p>
 <p>Called after successfully registering a user, in case the module needs to perform extra
 operations to keep track of them. (e.g. add them to a database table). The user is
 represented by their Matrix user ID.</p>
+<div id="chapter_begin" style="break-before: page; page-break-before: always;"></div><h1 id="password-auth-provider-callbacks"><a class="header" href="#password-auth-provider-callbacks">Password auth provider callbacks</a></h1>
+<p>Password auth providers offer a way for server administrators to integrate
+their Synapse installation with an external authentication system. The callbacks can be
+registered by using the Module API's <code>register_password_auth_provider_callbacks</code> method.</p>
+<h2 id="callbacks-3"><a class="header" href="#callbacks-3">Callbacks</a></h2>
+<h3 id="auth_checkers"><a class="header" href="#auth_checkers"><code>auth_checkers</code></a></h3>
+<pre><code> auth_checkers: Dict[Tuple[str,Tuple], Callable]
+</code></pre>
+<p>A dict mapping from tuples of a login type identifier (such as <code>m.login.password</code>) and a
+tuple of field names (such as <code>(&quot;password&quot;, &quot;secret_thing&quot;)</code>) to authentication checking
+callbacks, which should be of the following form:</p>
+<pre><code class="language-python">async def check_auth(
+    user: str,
+    login_type: str,
+    login_dict: &quot;synapse.module_api.JsonDict&quot;,
+) -&gt; Optional[
+    Tuple[
+        str, 
+        Optional[Callable[[&quot;synapse.module_api.LoginResponse&quot;], Awaitable[None]]]
+    ]
+]
+</code></pre>
+<p>The login type and field names should be provided by the user in the
+request to the <code>/login</code> API. <a href="https://matrix.org/docs/spec/client_server/latest#authentication-types">The Matrix specification</a>
+defines some types, however user defined ones are also allowed.</p>
+<p>The callback is passed the <code>user</code> field provided by the client (which might not be in
+<code>@username:server</code> form), the login type, and a dictionary of login secrets passed by
+the client.</p>
+<p>If the authentication is successful, the module must return the user's Matrix ID (e.g. 
+<code>@alice:example.com</code>) and optionally a callback to be called with the response to the
+<code>/login</code> request. If the module doesn't wish to return a callback, it must return <code>None</code>
+instead.</p>
+<p>If the authentication is unsuccessful, the module must return <code>None</code>.</p>
+<h3 id="check_3pid_auth"><a class="header" href="#check_3pid_auth"><code>check_3pid_auth</code></a></h3>
+<pre><code class="language-python">async def check_3pid_auth(
+    medium: str, 
+    address: str,
+    password: str,
+) -&gt; Optional[
+    Tuple[
+        str, 
+        Optional[Callable[[&quot;synapse.module_api.LoginResponse&quot;], Awaitable[None]]]
+    ]
+]
+</code></pre>
+<p>Called when a user attempts to register or log in with a third party identifier,
+such as email. It is passed the medium (eg. <code>email</code>), an address (eg. <code>jdoe@example.com</code>)
+and the user's password.</p>
+<p>If the authentication is successful, the module must return the user's Matrix ID (e.g. 
+<code>@alice:example.com</code>) and optionally a callback to be called with the response to the <code>/login</code> request.
+If the module doesn't wish to return a callback, it must return None instead.</p>
+<p>If the authentication is unsuccessful, the module must return None.</p>
+<h3 id="on_logged_out"><a class="header" href="#on_logged_out"><code>on_logged_out</code></a></h3>
+<pre><code class="language-python">async def on_logged_out(
+    user_id: str,
+    device_id: Optional[str],
+    access_token: str
+) -&gt; None
+</code></pre>
+<p>Called during a logout request for a user. It is passed the qualified user ID, the ID of the
+deactivated device (if any: access tokens are occasionally created without an associated
+device ID), and the (now deactivated) access token.</p>
+<h2 id="example-3"><a class="header" href="#example-3">Example</a></h2>
+<p>The example module below implements authentication checkers for two different login types: </p>
+<ul>
+<li><code>my.login.type</code> 
+<ul>
+<li>Expects a <code>my_field</code> field to be sent to <code>/login</code></li>
+<li>Is checked by the method: <code>self.check_my_login</code></li>
+</ul>
+</li>
+<li><code>m.login.password</code> (defined in <a href="https://matrix.org/docs/spec/client_server/latest#password-based">the spec</a>)
+<ul>
+<li>Expects a <code>password</code> field to be sent to <code>/login</code></li>
+<li>Is checked by the method: <code>self.check_pass</code> </li>
+</ul>
+</li>
+</ul>
+<pre><code class="language-python">from typing import Awaitable, Callable, Optional, Tuple
+
+import synapse
+from synapse import module_api
+
+
+class MyAuthProvider:
+    def __init__(self, config: dict, api: module_api):
+
+        self.api = api
+
+        self.credentials = {
+            &quot;bob&quot;: &quot;building&quot;,
+            &quot;@scoop:matrix.org&quot;: &quot;digging&quot;,
+        }
+
+        api.register_password_auth_provider_callbacks(
+            auth_checkers={
+                (&quot;my.login_type&quot;, (&quot;my_field&quot;,)): self.check_my_login,
+                (&quot;m.login.password&quot;, (&quot;password&quot;,)): self.check_pass,
+            },
+        )
+
+    async def check_my_login(
+        self,
+        username: str,
+        login_type: str,
+        login_dict: &quot;synapse.module_api.JsonDict&quot;,
+    ) -&gt; Optional[
+        Tuple[
+            str,
+            Optional[Callable[[&quot;synapse.module_api.LoginResponse&quot;], Awaitable[None]]],
+        ]
+    ]:
+        if login_type != &quot;my.login_type&quot;:
+            return None
+
+        if self.credentials.get(username) == login_dict.get(&quot;my_field&quot;):
+            return self.api.get_qualified_user_id(username)
+
+    async def check_pass(
+        self,
+        username: str,
+        login_type: str,
+        login_dict: &quot;synapse.module_api.JsonDict&quot;,
+    ) -&gt; Optional[
+        Tuple[
+            str,
+            Optional[Callable[[&quot;synapse.module_api.LoginResponse&quot;], Awaitable[None]]],
+        ]
+    ]:
+        if login_type != &quot;m.login.password&quot;:
+            return None
+
+        if self.credentials.get(username) == login_dict.get(&quot;password&quot;):
+            return self.api.get_qualified_user_id(username)
+</code></pre>
 <div id="chapter_begin" style="break-before: page; page-break-before: always;"></div><h1 id="porting-an-existing-module-that-uses-the-old-interface"><a class="header" href="#porting-an-existing-module-that-uses-the-old-interface">Porting an existing module that uses the old interface</a></h1>
 <p>In order to port a module that uses Synapse's old module interface, its author needs to:</p>
 <ul>
@@ -8111,6 +8223,8 @@ for more info).</li>
 should register this resource in its <code>__init__</code> method using the <code>register_web_resource</code>
 method from the <code>ModuleApi</code> class (see <a href="modules/writing_a_module.html#registering-a-web-resource">this section</a> for
 more info).</p>
+<p>There is no longer a <code>get_db_schema_files</code> callback provided for password auth provider modules. Any
+changes to the database should now be made by the module using the module API class.</p>
 <p>The module's author should also update any example in the module's configuration to only
 use the new <code>modules</code> section in Synapse's configuration file (see <a href="modules/index.html#using-modules">this section</a>
 for more info).</p>
@@ -12804,7 +12918,7 @@ connection errors.</p>
 received for each stream so that on reconneciton it can start streaming
 from the correct place. Note: not all RDATA have valid tokens due to
 batching. See <code>RdataCommand</code> for more details.</p>
-<h3 id="example-3"><a class="header" href="#example-3">Example</a></h3>
+<h3 id="example-4"><a class="header" href="#example-4">Example</a></h3>
 <p>An example iteraction is shown below. Each line is prefixed with '&gt;'
 or '&lt;' to indicate which side is sending, these are <em>not</em> included on
 the wire:</p>
@@ -13099,7 +13213,7 @@ graph), and one where we remove redundant links (the transitive reduction of the
 links graph) e.g. if we have chains <code>C3 -&gt; C2 -&gt; C1</code> then the link <code>C3 -&gt; C1</code>
 would not be stored. Synapse uses the former implementations so that it doesn't
 need to recurse to test reachability between chains.</p>
-<h3 id="example-4"><a class="header" href="#example-4">Example</a></h3>
+<h3 id="example-5"><a class="header" href="#example-5">Example</a></h3>
 <p>An example auth graph would look like the following, where chains have been
 formed based on type/state_key and are denoted by colour and are labelled with
 <code>(chain ID, sequence number)</code>. Links are denoted by the arrows (links in grey