Raw YAML - Releases: latest, v26.05, v26.04

  1# Network-specific config options
  2network:
  3    # Get your own API keys at https://my.telegram.org/apps
  4    api_id: 12345
  5    api_hash: tjyd5yge35lbodk1xwzw2jstp90k55qz
  6    
  7    # Device info shown in the Telegram device list.
  8    device_info:
  9        device_model: mautrix-telegram
 10        system_version:
 11        app_version: auto
 12        lang_code: en
 13        system_lang_code: en
 14    
 15    # Settings for converting animated stickers.
 16    animated_sticker:
 17        # Format to which animated stickers should be converted.
 18        #
 19        # disable - no conversion, send as-is (gzipped lottie)
 20        # png -     converts to non-animated png (fastest),
 21        # gif -     converts to animated gif
 22        # webm -    converts to webm video, requires ffmpeg executable with vp9 codec
 23        #           and webm container support
 24        # webp -    converts to animated webp, requires ffmpeg executable with webp
 25        #           codec/container support
 26        target: gif
 27        # Should video stickers be converted to the specified format as well?
 28        convert_from_webm: false
 29        # Arguments for converter. All converters take width and height.
 30        args:
 31            width: 256
 32            height: 256
 33            fps: 25 # only for webm, webp and gif (2, 5, 10, 20 or 25 recommended)
 34    
 35    # Settings for syncing the member list for portals.
 36    member_list:
 37        # Maximum number of members to sync per portal when starting up. Other
 38        # members will be synced when they send messages. The maximum is 10000,
 39        # after which the Telegram server will not send any more members.
 40        #
 41        # -1 means no limit (which means it's limited to 10000 by the server)
 42        max_initial_sync: 100
 43        # Whether or not to sync the member list in broadcast channels. If
 44        # disabled, members will still be synced when they send messages.
 45        #
 46        # If no channel admins have logged into the bridge, the bridge won't be
 47        # able to sync the member list regardless of this setting.
 48        sync_broadcast_channels: false
 49        # Whether or not to skip deleted members when syncing members.
 50        skip_deleted: true
 51    
 52    # Settings for pings to the Telegram server.
 53    ping:
 54        # The interval (in seconds) between pings.
 55        interval_seconds: 30
 56        # The timeout (in seconds) for a single ping.
 57        timeout_seconds: 10
 58    
 59    # Proxy settings
 60    proxy:
 61        # Allowed types: disabled, socks5, mtproxy
 62        # Note: mtproxy support is probably broken currently
 63        type: disabled
 64        # Proxy IP address/domain name and port.
 65        address: "127.0.0.1:1080"
 66        # Proxy authentication (optional). Put MTProxy secret in password field.
 67        username:
 68        password:
 69    
 70    sync:
 71        # Number of most recently active dialogs to check when syncing chats.
 72        # Set to -1 to remove limit.
 73        update_limit: 100
 74        # Number of most recently active dialogs to create portals for when syncing chats.
 75        # Set to -1 to remove limit.
 76        create_limit: 15
 77        # Number of chats to sync immediately on login before the data export is accepted.
 78        # The create_limit above still applies. This is ignored if takeout.dialog_sync is false.
 79        login_sync_limit: 15
 80        # Whether or not to sync and create portals for direct chats at startup.
 81        direct_chats: true
 82    
 83    takeout:
 84        # Should the bridge use the data export mode for syncing the full chat list?
 85        # If true, login_sync_limit of chats is synced immediately on login,
 86        # then the rest are synced after the takeout is accepted.
 87        dialog_sync: false
 88        # Should the bridge use the data export mode for forward backfilling messages?
 89        # This should be set to true if the forward backfill limits are set to high values,
 90        # but is probably not necessary otherwise.
 91        forward_backfill: false
 92        # Should the bridge use the data export mode for backward backfilling messages?
 93        # This only affects the backfill queue, which is only available on Beeper.
 94        backward_backfill: false
 95    
 96    # Maximum number of participants in chats to bridge. Only applies when the
 97    # portal is being created. If there are more members when trying to create a
 98    # room, the room creation will be cancelled.
 99    #
100    # -1 means no limit (which means all chats can be bridged)
101    max_member_count: -1
102    # Should personal avatars (that are only visible to specific users) be allowed?
103    contact_avatars: false
104    # Should contact names be updated from any source even if a name is already set?
105    # Note that contact names will still be used if there's no other name available.
106    contact_names: false
107    # Should the bridge send all unicode reactions as custom emoji reactions to
108    # Telegram? By default, the bridge only uses custom emojis for unicode emojis
109    # that aren't allowed in reactions.
110    always_custom_emoji_reaction: false
111    # The avatar to use for the Telegram Saved Messages chat
112    saved_message_avatar: mxc://maunium.net/XhhfHoPejeneOngMyBbtyWDk
113    # Create a new room and tombstone the old one when upgrading rooms
114    always_tombstone_on_supergroup_migration: false
115    # Maximum number of pixels in an image before sending to Telegram as a
116    # document. Defaults to 4096x4096 = 16777216.
117    image_as_file_pixels: 16777216
118    # Should view-once messages be disabled entirely?
119    disable_view_once: false
120    # Displayname template for Telegram users.
121    # {{ .FullName }} - the full name of the Telegram user
122    # {{ .FirstName }} - the first name of the Telegram user
123    # {{ .LastName }} - the last name of the Telegram user
124    # {{ .Username }} - the primary username of the Telegram user, if the user has one
125    # {{ .UserID }} - the internal user ID of the Telegram user
126    # {{ .Deleted }} - true if the user has been deleted, false otherwise
127    displayname_template: "{{ if .Deleted }}Deleted account {{ .UserID }}{{ else }}{{ .FullName }}{{ end }}"
128    
129
130# Config options that affect the central bridge module.
131bridge:
132    # The prefix for commands. Only required in non-management rooms.
133    command_prefix: '!tg'
134    # Should the bridge create a space for each login containing the rooms that account is in?
135    personal_filtering_spaces: true
136    # Whether the bridge should set names and avatars explicitly for DM portals.
137    # This is only necessary when using clients that don't support MSC4171.
138    private_chat_portal_meta: true
139    # Should events be handled asynchronously within portal rooms?
140    # If true, events may end up being out of order, but slow events won't block other ones.
141    # This is not yet safe to use.
142    async_events: false
143    # Should every user have their own portals rather than sharing them?
144    # By default, users who are in the same group on the remote network will be
145    # in the same Matrix room bridged to that group. If this is set to true,
146    # every user will get their own Matrix room instead.
147    # SETTING THIS IS IRREVERSIBLE AND POTENTIALLY DESTRUCTIVE IF PORTALS ALREADY EXIST.
148    split_portals: false
149    # Should the bridge resend `m.bridge` events to all portals on startup?
150    resend_bridge_info: false
151    # Should `m.bridge` events be sent without a state key?
152    # By default, the bridge uses a unique key that won't conflict with other bridges.
153    no_bridge_info_state_key: false
154    # Should bridge connection status be sent to the management room as `m.notice` events?
155    # These contain the same data that can be posted to an external HTTP server using homeserver -> status_endpoint.
156    # Allowed values: none, errors, all
157    bridge_status_notices: errors
158    # How long after an unknown error should the bridge attempt a full reconnect?
159    # Must be at least 1 minute. The bridge will add an extra ±20% jitter to this value.
160    unknown_error_auto_reconnect: null
161    # Maximum number of times to do the auto-reconnect above.
162    # The counter is per login, but is never reset except on logout and restart.
163    unknown_error_max_auto_reconnects: 10
164
165    # Should leaving Matrix rooms be bridged as leaving groups on the remote network?
166    bridge_matrix_leave: false
167    # Should `m.notice` messages be bridged?
168    bridge_notices: false
169    # Should room tags only be synced when creating the portal? Tags mean things like favorite/pin and archive/low priority.
170    # Tags currently can't be synced back to the remote network, so a continuous sync means tagging from Matrix will be undone.
171    tag_only_on_create: true
172    # List of tags to allow bridging. If empty, no tags will be bridged.
173    only_bridge_tags: [m.favourite, m.lowpriority]
174    # Should room mute status only be synced when creating the portal?
175    # Like tags, mutes can't currently be synced back to the remote network.
176    mute_only_on_create: true
177    # Should the bridge check the db to ensure that incoming events haven't been handled before
178    deduplicate_matrix_messages: false
179    # Should cross-room reply metadata be bridged?
180    # Most Matrix clients don't support this and servers may reject such messages too.
181    cross_room_replies: false
182    # If a state event fails to bridge, should the bridge revert any state changes made by that event?
183    revert_failed_state_changes: false
184    # In portals with no relay set, should Matrix users be kicked if they're
185    # not logged into an account that's in the remote chat?
186    kick_matrix_users: true
187    # Should the bridge listen to com.beeper.state_request events?
188    # This is not necessary for anything outside of Beeper.
189    enable_send_state_requests: false
190    # Should the com.beeper.bridge.identifiers list in global ghost profiles include phone numbers?
191    phone_numbers_in_profile: false
192
193    # What should be done to portal rooms when a user logs out or is logged out?
194    # Permitted values:
195    #   nothing - Do nothing, let the user stay in the portals
196    #   kick - Remove the user from the portal rooms, but don't delete them
197    #   unbridge - Remove all ghosts in the room and disassociate it from the remote chat
198    #   delete - Remove all ghosts and users from the room (i.e. delete it)
199    cleanup_on_logout:
200        # Should cleanup on logout be enabled at all?
201        enabled: false
202        # Settings for manual logouts (explicitly initiated by the Matrix user)
203        manual:
204            # Action for private portals which will never be shared with other Matrix users.
205            private: nothing
206            # Action for portals with a relay user configured.
207            relayed: nothing
208            # Action for portals which may be shared, but don't currently have any other Matrix users.
209            shared_no_users: nothing
210            # Action for portals which have other logged-in Matrix users.
211            shared_has_users: nothing
212        # Settings for credentials being invalidated (initiated by the remote network, possibly through user action).
213        # Keys have the same meanings as in the manual section.
214        bad_credentials:
215            private: nothing
216            relayed: nothing
217            shared_no_users: nothing
218            shared_has_users: nothing
219
220    # Settings for relay mode
221    relay:
222        # Whether relay mode should be allowed. If allowed, the set-relay command can be used to turn any
223        # authenticated user into a relaybot for that chat.
224        enabled: false
225        # Should only admins be allowed to set themselves as relay users?
226        # If true, non-admins can only set users listed in default_relays as relays in a room.
227        admin_only: true
228        # Should default relays be preferred when an explicit login ID isn't specified even if the user is logged in?
229        # This applies to the set-relay and bridge commands sent by any user, including admins.
230        prefer_default: true
231        # Should non-admins be allowed to use the bridge and sync-chat commands via default relays specified below?
232        allow_bridge: true
233        # List of user login IDs which anyone can set as a relay, as long as the relay user is in the room.
234        default_relays: []
235        # The formats to use when sending messages via the relaybot.
236        # Available variables:
237        #   .Sender.UserID - The Matrix user ID of the sender.
238        #   .Sender.Displayname - The display name of the sender (if set).
239        #   .Sender.RequiresDisambiguation - Whether the sender's name may be confused with the name of another user in the room.
240        #   .Sender.DisambiguatedName - The disambiguated name of the sender. This will be the displayname if set,
241        #                               plus the user ID in parentheses if the displayname is not unique.
242        #                               If the displayname is not set, this is just the user ID.
243        #   .Message - The `formatted_body` field of the message.
244        #   .Caption - The `formatted_body` field of the message, if it's a caption. Otherwise an empty string.
245        #   .FileName - The name of the file being sent.
246        message_formats:
247            m.text: "<b>{{ .Sender.DisambiguatedName }}</b>: {{ .Message }}"
248            m.notice: "<b>{{ .Sender.DisambiguatedName }}</b>: {{ .Message }}"
249            m.emote: "* <b>{{ .Sender.DisambiguatedName }}</b> {{ .Message }}"
250            m.file: "<b>{{ .Sender.DisambiguatedName }}</b> sent a file{{ if .Caption }}: {{ .Caption }}{{ end }}"
251            m.image: "<b>{{ .Sender.DisambiguatedName }}</b> sent an image{{ if .Caption }}: {{ .Caption }}{{ end }}"
252            m.audio: "<b>{{ .Sender.DisambiguatedName }}</b> sent an audio file{{ if .Caption }}: {{ .Caption }}{{ end }}"
253            m.video: "<b>{{ .Sender.DisambiguatedName }}</b> sent a video{{ if .Caption }}: {{ .Caption }}{{ end }}"
254            m.location: "<b>{{ .Sender.DisambiguatedName }}</b> sent a location{{ if .Caption }}: {{ .Caption }}{{ end }}"
255        # For networks that support per-message displaynames (i.e. Slack and Discord), the template for those names.
256        # This has all the Sender variables available under message_formats (but without the .Sender prefix).
257        # Note that you need to manually remove the displayname from message_formats above.
258        displayname_format: "{{ .DisambiguatedName }}"
259
260    # Filter for automatically creating portals.
261    portal_create_filter:
262        # The mode for filtering, either `deny` or `allow`
263        mode: deny
264        # The list of portal IDs to deny or allow depending on the mode config.
265        # Items here can either be the plain portal ID as a string, or an object with `id` and `receiver` fields.
266        # The receiver field is necessary if you want to target a specific DM portal for example.
267        list: []
268        # A list of user login IDs from which to always deny creating portals.
269        # This is meant to be used with default relays, such that the relay bot
270        # being added to a group wouldn't automatically trigger portal creation.
271        always_deny_from_login: []
272
273    # Permissions for using the bridge.
274    # Permitted values:
275    #    relay - Talk through the relaybot (if enabled), no access otherwise
276    # commands - Access to use commands in the bridge, but not login.
277    #     user - Access to use the bridge with puppeting.
278    #    admin - Full access, user level with some additional administration tools.
279    # Permitted keys:
280    #        * - All Matrix users
281    #   domain - All users on that homeserver
282    #     mxid - Specific user
283    permissions:
284        "*": relay
285        "example.com": user
286        "@admin:example.com": admin
287
288# Config for the bridge's database.
289database:
290    # The database type. "sqlite3-fk-wal" and "postgres" are supported.
291    type: postgres
292    # The database URI.
293    #   SQLite: A raw file path is supported, but `file:<path>?_txlock=immediate` is recommended.
294    #           https://github.com/mattn/go-sqlite3#connection-string
295    #   Postgres: Connection string. For example, postgres://user:password@host/database?sslmode=disable
296    #             To connect via Unix socket, use something like postgres:///dbname?host=/var/run/postgresql
297    uri: postgres://user:password@host/database?sslmode=disable
298    # Maximum number of connections.
299    max_open_conns: 5
300    max_idle_conns: 1
301    # Maximum connection idle time and lifetime before they're closed. Disabled if null.
302    # Parsed with https://pkg.go.dev/time#ParseDuration
303    max_conn_idle_time: null
304    max_conn_lifetime: null
305
306# Homeserver details.
307homeserver:
308    # The address that this appservice can use to connect to the homeserver.
309    # Local addresses without HTTPS are generally recommended when the bridge is running on the same machine,
310    # but https also works if they run on different machines.
311    address: http://example.localhost:8008
312    # The domain of the homeserver (also known as server_name, used for MXIDs, etc).
313    domain: example.com
314
315    # What software is the homeserver running?
316    # Standard Matrix homeservers like Synapse, Dendrite and Conduit should just use "standard" here.
317    software: standard
318    # The URL to push real-time bridge status to.
319    # If set, the bridge will make POST requests to this URL whenever a user's remote network connection state changes.
320    # The bridge will use the appservice as_token to authorize requests.
321    status_endpoint:
322    # Endpoint for reporting per-message status.
323    # If set, the bridge will make POST requests to this URL when processing a message from Matrix.
324    # It will make one request when receiving the message (step BRIDGE), one after decrypting if applicable
325    # (step DECRYPTED) and one after sending to the remote network (step REMOTE). Errors will also be reported.
326    # The bridge will use the appservice as_token to authorize requests.
327    message_send_checkpoint_endpoint:
328    # Does the homeserver support https://github.com/matrix-org/matrix-spec-proposals/pull/2246?
329    async_media: false
330
331    # Should the bridge use a websocket for connecting to the homeserver?
332    # The server side is currently not documented anywhere and is only implemented by mautrix-wsproxy,
333    # mautrix-asmux (deprecated), and hungryserv (proprietary).
334    websocket: false
335    # How often should the websocket be pinged? Pinging will be disabled if this is zero.
336    ping_interval_seconds: 0
337
338# Application service host/registration related details.
339# Changing these values requires regeneration of the registration (except when noted otherwise)
340appservice:
341    # The address that the homeserver can use to connect to this appservice.
342    # Like the homeserver address, a local non-https address is recommended when the bridge is on the same machine.
343    # If the bridge is elsewhere, you must secure the connection yourself (e.g. with https or wireguard)
344    # If you want to use https, you need to use a reverse proxy. The bridge does not have TLS support built in.
345    address: http://localhost:29317
346    # A public address that external services can use to reach this appservice.
347    # This is only needed for things like public media. A reverse proxy is generally necessary when using this field.
348    # This value doesn't affect the registration file.
349    public_address: https://bridge.example.com
350
351    # The hostname and port where this appservice should listen.
352    # For Docker, you generally have to change the hostname to 0.0.0.0.
353    hostname: 127.0.0.1
354    port: 29317
355
356    # The unique ID of this appservice.
357    id: telegram
358    # Appservice bot details.
359    bot:
360        # Username of the appservice bot.
361        username: telegrambot
362        # Display name and avatar for bot. Set to "remove" to remove display name/avatar, leave empty
363        # to leave display name/avatar as-is.
364        displayname: Telegram bridge bot
365        avatar: mxc://maunium.net/tJCRmUyJDsgRNgqhOgoiHWbX
366
367    # Whether to receive ephemeral events via appservice transactions.
368    ephemeral_events: true
369    # Should incoming events be handled asynchronously?
370    # This may be necessary for large public instances with lots of messages going through.
371    # However, messages will not be guaranteed to be bridged in the same order they were sent in.
372    # This value doesn't affect the registration file.
373    async_transactions: false
374
375    # Authentication tokens for AS <-> HS communication. Autogenerated; do not modify.
376    as_token: "This value is generated when generating the registration"
377    hs_token: "This value is generated when generating the registration"
378
379    # Localpart template of MXIDs for remote users.
380    # {{.}} is replaced with the internal ID of the user.
381    username_template: telegram_{{.}}
382
383# Config options that affect the Matrix connector of the bridge.
384matrix:
385    # Whether the bridge should send the message status as a custom com.beeper.message_send_status event.
386    message_status_events: false
387    # Whether the bridge should send a read receipt after successfully bridging a message.
388    delivery_receipts: false
389    # Whether the bridge should send error notices via m.notice events when a message fails to bridge.
390    message_error_notices: true
391    # Whether the bridge should update the m.direct account data event when double puppeting is enabled.
392    sync_direct_chat_list: true
393    # Whether created rooms should have federation enabled. If false, created portal rooms
394    # will never be federated. Changing this option requires recreating rooms.
395    federate_rooms: true
396    # The threshold as bytes after which the bridge should roundtrip uploads via the disk
397    # rather than keeping the whole file in memory.
398    upload_file_threshold: 5242880
399    # Should the bridge set additional custom profile info for ghosts?
400    # This can make a lot of requests, as there's no batch profile update endpoint.
401    ghost_extra_profile_info: false
402
403# Segment-compatible analytics endpoint for tracking some events, like provisioning API login and encryption errors.
404analytics:
405    # API key to send with tracking requests. Tracking is disabled if this is null.
406    token: null
407    # Address to send tracking requests to.
408    url: https://api.segment.io/v1/track
409    # Optional user ID for tracking events. If null, defaults to using Matrix user ID.
410    user_id: null
411
412# Settings for provisioning API
413provisioning:
414    # Shared secret for authentication. If set to "generate" or null, a random secret will be generated,
415    # or if set to "disable", the provisioning API will be disabled. Must be at least 16 characters.
416    shared_secret: generate
417    # Whether to allow provisioning API requests to be authed using Matrix access tokens.
418    # This follows the same rules as double puppeting to determine which server to contact to check the token,
419    # which means that by default, it only works for users on the same server as the bridge.
420    allow_matrix_auth: true
421    # Enable debug API at /debug with provisioning authentication.
422    debug_endpoints: false
423    # Enable session transfers between bridges. Note that this only validates Matrix or shared secret
424    # auth before passing live network client credentials down in the response.
425    enable_session_transfers: false
426
427# Some networks require publicly accessible media download links (e.g. for user avatars when using Discord webhooks).
428# These settings control whether the bridge will provide such public media access.
429public_media:
430    # Should public media be enabled at all?
431    # The public_address field under the appservice section MUST be set when enabling public media.
432    enabled: false
433    # A key for signing public media URLs.
434    # If set to "generate", a random key will be generated.
435    signing_key: generate
436    # Number of seconds that public media URLs are valid for.
437    # If set to 0, URLs will never expire.
438    expiry: 0
439    # Length of hash to use for public media URLs. Must be between 0 and 32.
440    hash_length: 32
441    # The path prefix for generated URLs. Note that this will NOT change the path where media is actually served.
442    # If you change this, you must configure your reverse proxy to rewrite the path accordingly.
443    path_prefix: /_mautrix/publicmedia
444    # Should the bridge store media metadata in the database in order to support encrypted media and generate shorter URLs?
445    # If false, the generated URLs will just have the MXC URI and a HMAC signature.
446    # The hash_length field will be used to decide the length of the generated URL.
447    # This also allows invalidating URLs by deleting the database entry.
448    use_database: false
449
450# Settings for converting remote media to custom mxc:// URIs instead of reuploading.
451# More details can be found at https://docs.mau.fi/bridges/go/discord/direct-media.html
452direct_media:
453    # Should custom mxc:// URIs be used instead of reuploading media?
454    enabled: false
455    # The server name to use for the custom mxc:// URIs.
456    # This server name will effectively be a real Matrix server, it just won't implement anything other than media.
457    # You must either set up .well-known delegation from this domain to the bridge, or proxy the domain directly to the bridge.
458    server_name: discord-media.example.com
459    # Optionally a custom .well-known response. This defaults to `server_name:443`
460    well_known_response:
461    # Optionally specify a custom prefix for the media ID part of the MXC URI.
462    media_id_prefix:
463    # If the remote network supports media downloads over HTTP, then the bridge will use MSC3860/MSC3916
464    # media download redirects if the requester supports it. Optionally, you can force redirects
465    # and not allow proxying at all by setting this to false.
466    # This option does nothing if the remote network does not support media downloads over HTTP.
467    allow_proxy: true
468    # Matrix server signing key to make the federation tester pass, same format as synapse's .signing.key file.
469    # This key is also used to sign the mxc:// URIs to ensure only the bridge can generate them.
470    server_key: generate
471
472# Settings for backfilling messages.
473# Note that the exact way settings are applied depends on the network connector.
474# See https://docs.mau.fi/bridges/general/backfill.html for more details.
475backfill:
476    # Whether to do backfilling at all.
477    enabled: false
478    # Maximum number of messages to backfill in empty rooms.
479    # If this is zero or negative, backfill will be disabled in new rooms.
480    max_initial_messages: 50
481    # Maximum number of missed messages to backfill after bridge restarts.
482    max_catchup_messages: 500
483    # If a backfilled chat is older than this number of hours,
484    # mark it as read even if it's unread on the remote network.
485    unread_hours_threshold: 720
486    # Settings for backfilling threads within other backfills.
487    threads:
488        # Maximum number of messages to backfill in a new thread.
489        max_initial_messages: 50
490    # Settings for the backwards backfill queue. This only applies when connecting to
491    # Beeper as standard Matrix servers don't support inserting messages into history.
492    queue:
493        # Should the backfill queue be enabled?
494        enabled: false
495        # Should manual calls to backfill queue tasks be allowed?
496        manual: false
497        # Number of messages to backfill in one batch.
498        batch_size: 100
499        # Delay between batches in seconds.
500        batch_delay: 20
501        # Maximum number of batches to backfill per portal.
502        # If set to -1, all available messages will be backfilled.
503        max_batches: -1
504        # Optional network-specific overrides for max batches.
505        # Interpretation of this field depends on the network connector.
506        max_batches_override: {}
507
508# Settings for enabling double puppeting
509double_puppet:
510    # Servers to always allow double puppeting from.
511    # This is only for other servers and should NOT contain the server the bridge is on.
512    servers:
513        anotherserver.example.org: https://matrix.anotherserver.example.org
514    # Whether to allow client API URL discovery for other servers. When using this option,
515    # users on other servers can use double puppeting even if their server URLs aren't
516    # explicitly added to the servers map above.
517    allow_discovery: false
518    # Shared secrets for automatic double puppeting.
519    # See https://docs.mau.fi/bridges/general/double-puppeting.html for instructions.
520    secrets:
521        example.com: as_token:foobar
522
523# End-to-bridge encryption support options.
524#
525# See https://docs.mau.fi/bridges/general/end-to-bridge-encryption.html for more info.
526encryption:
527    # Whether to enable encryption at all. If false, the bridge will not function in encrypted rooms.
528    allow: false
529    # Whether to force-enable encryption in all bridged rooms.
530    default: false
531    # Whether to require all messages to be encrypted and drop any unencrypted messages.
532    require: false
533    # Whether to use MSC3202/MSC4203 instead of /sync long polling for receiving encryption-related data.
534    # This is an experimental option, see the docs for more info.
535    # Changing this option requires updating the appservice registration file.
536    appservice: false
537    # Whether to use MSC4190 instead of appservice login to create the bridge bot device.
538    # Requires the homeserver to support MSC4190 and the device masquerading parts of MSC3202.
539    # Only relevant when using end-to-bridge encryption, required when using encryption with next-gen auth (MSC3861).
540    msc4190: false
541    # Whether to encrypt reactions and reply metadata as per MSC4392.
542    # This is not supported by most clients.
543    msc4392: false
544    # Should the bridge bot generate a recovery key and cross-signing keys and verify itself?
545    # Note that without the latest version of MSC4190, this will fail if you reset the bridge database.
546    # The generated recovery key will be saved in the kv_store table under `recovery_key`.
547    self_sign: false
548    # Enable key sharing? If enabled, key requests for rooms where users are in will be fulfilled.
549    # You must use a client that supports requesting keys from other users to use this feature.
550    allow_key_sharing: true
551    # Pickle key for encrypting encryption keys in the bridge database.
552    # If set to generate, a random key will be generated.
553    pickle_key: generate
554    # Options for deleting megolm sessions from the bridge.
555    delete_keys:
556        # Beeper-specific: delete outbound sessions when hungryserv confirms
557        # that the user has uploaded the key to key backup.
558        delete_outbound_on_ack: false
559        # Don't store outbound sessions in the inbound table.
560        dont_store_outbound: false
561        # Ratchet megolm sessions forward after decrypting messages.
562        ratchet_on_decrypt: false
563        # Delete fully used keys (index >= max_messages) after decrypting messages.
564        delete_fully_used_on_decrypt: false
565        # Delete previous megolm sessions from same device when receiving a new one.
566        delete_prev_on_new_session: false
567        # Delete megolm sessions received from a device when the device is deleted.
568        delete_on_device_delete: false
569        # Periodically delete megolm sessions when 2x max_age has passed since receiving the session.
570        periodically_delete_expired: false
571        # Delete inbound megolm sessions that don't have the received_at field used for
572        # automatic ratcheting and expired session deletion. This is meant as a migration
573        # to delete old keys prior to the bridge update.
574        delete_outdated_inbound: false
575    # What level of device verification should be required from users?
576    #
577    # Valid levels:
578    #   unverified - Send keys to all device in the room.
579    #   cross-signed-untrusted - Require valid cross-signing, but trust all cross-signing keys.
580    #   cross-signed-tofu - Require valid cross-signing, trust cross-signing keys on first use (and reject changes).
581    #   cross-signed-verified - Require valid cross-signing, plus a valid user signature from the bridge bot.
582    #                           Note that creating user signatures from the bridge bot is not currently possible.
583    #   verified - Require manual per-device verification
584    #              (currently only possible by modifying the `trust` column in the `crypto_device` database table).
585    verification_levels:
586        # Minimum level for which the bridge should send keys to when bridging messages from the remote network to Matrix.
587        receive: unverified
588        # Minimum level that the bridge should accept for incoming Matrix messages.
589        send: unverified
590        # Minimum level that the bridge should require for accepting key requests.
591        share: cross-signed-tofu
592    # Options for Megolm room key rotation. These options allow you to configure the m.room.encryption event content.
593    # See https://spec.matrix.org/v1.10/client-server-api/#mroomencryption for more information about that event.
594    rotation:
595        # Enable custom Megolm room key rotation settings. Note that these
596        # settings will only apply to rooms created after this option is set.
597        enable_custom: false
598        # The maximum number of milliseconds a session should be used
599        # before changing it. The Matrix spec recommends 604800000 (a week)
600        # as the default.
601        milliseconds: 604800000
602        # The maximum number of messages that should be sent with a given a
603        # session before changing it. The Matrix spec recommends 100 as the
604        # default.
605        messages: 100
606        # Disable rotating keys when a user's devices change?
607        # You should not enable this option unless you understand all the implications.
608        disable_device_change_key_rotation: false
609
610# Prefix for environment variables. All variables with this prefix must map to valid config fields.
611# Nesting in variable names is represented with a dot (.).
612# If there are no dots in the name, two underscores (__) are replaced with a dot.
613#
614# e.g. if the prefix is set to `BRIDGE_`, then `BRIDGE_APPSERVICE__AS_TOKEN` will set appservice.as_token.
615# `BRIDGE_appservice.as_token` would work as well, but can't be set in a shell as easily.
616#
617# If this is null, reading config fields from environment will be disabled.
618env_config_prefix: null
619
620# Logging config. See https://github.com/tulir/zeroconfig for details.
621logging:
622    min_level: debug
623    writers:
624        - type: stdout
625          format: pretty-colored
626        - type: file
627          format: json
628          filename: ./logs/bridge.log
629          max_size: 100
630          max_backups: 10
631          compress: false