Raw YAML

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