Raw YAML - Releases: latest, v26.04, v26.03, v26.02, v26.01, v25.12, v25.11, v25.10

  1# Network-specific config options
  2network:
  3    # Device name that's shown in the "WhatsApp Web" section in the mobile app.
  4    os_name: Mautrix-WhatsApp bridge
  5    # Browser name that determines the logo shown in the mobile app.
  6    # Must be "unknown" for a generic icon or a valid browser name if you want a specific icon.
  7    # List of valid browser names: https://github.com/tulir/whatsmeow/blob/efc632c008604016ddde63bfcfca8de4e5304da9/binary/proto/def.proto#L43-L64
  8    browser_name: unknown
  9    
 10    # Proxy to use for all WhatsApp connections.
 11    proxy: null
 12    # Alternative to proxy: an HTTP endpoint that returns the proxy URL to use for WhatsApp connections.
 13    get_proxy_url: null
 14    # Whether the proxy options should only apply to the login websocket and not to authenticated connections.
 15    proxy_only_login: false
 16    
 17    # Displayname template for WhatsApp users.
 18    # {{.PushName}}      - nickname set by the WhatsApp user
 19    # {{.BusinessName}}  - validated WhatsApp business name
 20    # {{.Phone}}         - phone number (international format)
 21    # {{.RedactedPhone}} - phone number with middle digits replaced by "∙"
 22    # {{.FullName}}      - Name you set in the contacts list
 23    displayname_template: '{{or .BusinessName .PushName .Phone .RedactedPhone "Unknown user"}} (WA)'
 24    
 25    # Should incoming calls send a message to the Matrix room?
 26    call_start_notices: true
 27    # Should another user's cryptographic identity changing send a message to Matrix?
 28    identity_change_notices: false
 29    # Should the bridge mark you as online on WhatsApp when you send typing notifications?
 30    # Full presence bridging is not supported.
 31    send_presence_on_typing: false
 32    # Should WhatsApp status messages be bridged into a Matrix room?
 33    enable_status_broadcast: true
 34    # Should sending WhatsApp status messages be allowed?
 35    # This can cause issues if the user has lots of contacts, so it's disabled by default.
 36    disable_status_broadcast_send: true
 37    # Should the status broadcast room be muted and moved into low priority by default?
 38    # This is only applied when creating the room, the user can unmute it later.
 39    mute_status_broadcast: true
 40    # Tag to apply to pinned chats on WhatsApp.
 41    pinned_tag: m.favourite
 42    # Tag to apply to archived chats on WhatsApp.
 43    # Set to m.lowpriority to move them to low priority.
 44    archive_tag:
 45    # Tag to apply to the status broadcast room.
 46    status_broadcast_tag: m.lowpriority
 47    # Should the bridge use thumbnails from WhatsApp?
 48    # They're disabled by default due to very low resolution.
 49    whatsapp_thumbnail: false
 50    # Should the bridge detect URLs in outgoing messages, ask the homeserver to generate a preview,
 51    # and send it to WhatsApp? URL previews can always be sent using the `com.beeper.linkpreviews`
 52    # key in the event content even if this is disabled.
 53    url_previews: false
 54    # Should polls be sent using unstable MSC3381 event types?
 55    extev_polls: false
 56    # Should view-once messages be disabled entirely?
 57    disable_view_once: false
 58    # Should the bridge always send "active" delivery receipts (two gray ticks on WhatsApp)
 59    # even if the user isn't marked as online (e.g. when presence bridging isn't enabled)?
 60    #
 61    # By default, the bridge acts like WhatsApp web, which only sends active delivery
 62    # receipts when it's in the foreground.
 63    force_active_delivery_receipts: false
 64    # When direct media is enabled and a piece of media isn't available on the WhatsApp servers,
 65    # should it be automatically requested from the phone?
 66    direct_media_auto_request: true
 67    # Should the bridge automatically reconnect if it fails to connect on startup?
 68    initial_auto_reconnect: true
 69    # WhatsApp messages are sometimes undecryptable. Should the bridge store messages it sends in the
 70    # bridge database in order to accept retry receipts from other WhatsApp users for messages sent via
 71    # the bridge? By default, the bridge only stores messages in memory, and therefore can't accept
 72    # retry receipts if the bridge is restarted after the message is sent.
 73    use_whatsapp_retry_store: false
 74    
 75    # Settings for converting animated stickers.
 76    animated_sticker:
 77        # Format to which animated stickers should be converted.
 78        # disable - No conversion, just unzip and send raw lottie JSON
 79        # png - converts to non-animated png (fastest)
 80        # gif - converts to animated gif
 81        # webm - converts to webm video, requires ffmpeg executable with vp9 codec and webm container support
 82        # webp - converts to animated webp, requires ffmpeg executable with webp codec/container support
 83        target: webp
 84        # Arguments for converter. All converters take width and height.
 85        args:
 86            width: 320
 87            height: 320
 88            fps: 25 # only for webm, webp and gif (2, 5, 10, 20 or 25 recommended)
 89    
 90    # Settings for handling history sync payloads.
 91    history_sync:
 92        # How many conversations should the bridge create after login?
 93        # If -1, all conversations received from history sync will be bridged.
 94        # Other conversations will be backfilled on demand when receiving a message.
 95        max_initial_conversations: -1
 96        # Should the bridge request a full sync from the phone when logging in?
 97        # This bumps the size of history syncs from 3 months to 1 year.
 98        request_full_sync: false
 99        # Time to wait for history sync payloads before starting backfill. Each new payload resets the timer.
100        # If this is too low, the backfill may happen with incomplete history
101        # and backfill less messages than what is configured in the backfill section.
102        dispatch_wait: 1m
103        # Configuration parameters that are sent to the phone along with the request full sync flag.
104        # By default, (when the values are null or 0), the config isn't sent at all.
105        full_sync_config:
106            # Number of days of history to request.
107            # The limit seems to be around 3 years, but using higher values doesn't break.
108            days_limit: null
109            # This is presumably the maximum size of the transferred history sync blob, which may affect what the phone includes in the blob.
110            size_mb_limit: null
111            # This is presumably the local storage quota, which may affect what the phone includes in the history sync blob.
112            storage_quota_mb: null
113        # Settings for media requests. If the media expired, then it will not be on the WA servers.
114        # Media can always be requested by reacting with the ♻️ (recycle) emoji.
115        # These settings determine if the media requests should be done automatically during or after backfill.
116        media_requests:
117            # Should the expired media be automatically requested from the server as part of the backfill process?
118            auto_request_media: true
119            # Whether to request the media immediately after the media message is backfilled ("immediate")
120            # or at a specific time of the day ("local_time").
121            request_method: immediate
122            # If request_method is "local_time", what time should the requests be sent (in minutes after midnight)?
123            request_local_time: 120
124            # Maximum number of media request responses to handle in parallel per user.
125            max_async_handle: 2
126    
127
128# Config options that affect the central bridge module.
129bridge:
130    # The prefix for commands. Only required in non-management rooms.
131    command_prefix: '!wa'
132    # Should the bridge create a space for each login containing the rooms that account is in?
133    personal_filtering_spaces: true
134    # Whether the bridge should set names and avatars explicitly for DM portals.
135    # This is only necessary when using clients that don't support MSC4171.
136    private_chat_portal_meta: true
137    # Should events be handled asynchronously within portal rooms?
138    # If true, events may end up being out of order, but slow events won't block other ones.
139    # This is not yet safe to use.
140    async_events: false
141    # Should every user have their own portals rather than sharing them?
142    # By default, users who are in the same group on the remote network will be
143    # in the same Matrix room bridged to that group. If this is set to true,
144    # every user will get their own Matrix room instead.
145    # SETTING THIS IS IRREVERSIBLE AND POTENTIALLY DESTRUCTIVE IF PORTALS ALREADY EXIST.
146    split_portals: false
147    # Should the bridge resend `m.bridge` events to all portals on startup?
148    resend_bridge_info: false
149    # Should `m.bridge` events be sent without a state key?
150    # By default, the bridge uses a unique key that won't conflict with other bridges.
151    no_bridge_info_state_key: false
152    # Should bridge connection status be sent to the management room as `m.notice` events?
153    # These contain the same data that can be posted to an external HTTP server using homeserver -> status_endpoint.
154    # Allowed values: none, errors, all
155    bridge_status_notices: errors
156    # How long after an unknown error should the bridge attempt a full reconnect?
157    # Must be at least 1 minute. The bridge will add an extra ±20% jitter to this value.
158    unknown_error_auto_reconnect: null
159    # Maximum number of times to do the auto-reconnect above.
160    # The counter is per login, but is never reset except on logout and restart.
161    unknown_error_max_auto_reconnects: 10
162
163    # Should leaving Matrix rooms be bridged as leaving groups on the remote network?
164    bridge_matrix_leave: false
165    # Should `m.notice` messages be bridged?
166    bridge_notices: false
167    # Should room tags only be synced when creating the portal? Tags mean things like favorite/pin and archive/low priority.
168    # Tags currently can't be synced back to the remote network, so a continuous sync means tagging from Matrix will be undone.
169    tag_only_on_create: true
170    # List of tags to allow bridging. If empty, no tags will be bridged.
171    only_bridge_tags: [m.favourite, m.lowpriority]
172    # Should room mute status only be synced when creating the portal?
173    # Like tags, mutes can't currently be synced back to the remote network.
174    mute_only_on_create: true
175    # Should the bridge check the db to ensure that incoming events haven't been handled before
176    deduplicate_matrix_messages: false
177    # Should cross-room reply metadata be bridged?
178    # Most Matrix clients don't support this and servers may reject such messages too.
179    cross_room_replies: false
180    # If a state event fails to bridge, should the bridge revert any state changes made by that event?
181    revert_failed_state_changes: false
182    # In portals with no relay set, should Matrix users be kicked if they're
183    # not logged into an account that's in the remote chat?
184    kick_matrix_users: true
185
186    # What should be done to portal rooms when a user logs out or is logged out?
187    # Permitted values:
188    #   nothing - Do nothing, let the user stay in the portals
189    #   kick - Remove the user from the portal rooms, but don't delete them
190    #   unbridge - Remove all ghosts in the room and disassociate it from the remote chat
191    #   delete - Remove all ghosts and users from the room (i.e. delete it)
192    cleanup_on_logout:
193        # Should cleanup on logout be enabled at all?
194        enabled: false
195        # Settings for manual logouts (explicitly initiated by the Matrix user)
196        manual:
197            # Action for private portals which will never be shared with other Matrix users.
198            private: nothing
199            # Action for portals with a relay user configured.
200            relayed: nothing
201            # Action for portals which may be shared, but don't currently have any other Matrix users.
202            shared_no_users: nothing
203            # Action for portals which have other logged-in Matrix users.
204            shared_has_users: nothing
205        # Settings for credentials being invalidated (initiated by the remote network, possibly through user action).
206        # Keys have the same meanings as in the manual section.
207        bad_credentials:
208            private: nothing
209            relayed: nothing
210            shared_no_users: nothing
211            shared_has_users: nothing
212
213    # Settings for relay mode
214    relay:
215        # Whether relay mode should be allowed. If allowed, the set-relay command can be used to turn any
216        # authenticated user into a relaybot for that chat.
217        enabled: false
218        # Should only admins be allowed to set themselves as relay users?
219        # If true, non-admins can only set users listed in default_relays as relays in a room.
220        admin_only: true
221        # List of user login IDs which anyone can set as a relay, as long as the relay user is in the room.
222        default_relays: []
223        # The formats to use when sending messages via the relaybot.
224        # Available variables:
225        #   .Sender.UserID - The Matrix user ID of the sender.
226        #   .Sender.Displayname - The display name of the sender (if set).
227        #   .Sender.RequiresDisambiguation - Whether the sender's name may be confused with the name of another user in the room.
228        #   .Sender.DisambiguatedName - The disambiguated name of the sender. This will be the displayname if set,
229        #                               plus the user ID in parentheses if the displayname is not unique.
230        #                               If the displayname is not set, this is just the user ID.
231        #   .Message - The `formatted_body` field of the message.
232        #   .Caption - The `formatted_body` field of the message, if it's a caption. Otherwise an empty string.
233        #   .FileName - The name of the file being sent.
234        message_formats:
235            m.text: "<b>{{ .Sender.DisambiguatedName }}</b>: {{ .Message }}"
236            m.notice: "<b>{{ .Sender.DisambiguatedName }}</b>: {{ .Message }}"
237            m.emote: "* <b>{{ .Sender.DisambiguatedName }}</b> {{ .Message }}"
238            m.file: "<b>{{ .Sender.DisambiguatedName }}</b> sent a file{{ if .Caption }}: {{ .Caption }}{{ end }}"
239            m.image: "<b>{{ .Sender.DisambiguatedName }}</b> sent an image{{ if .Caption }}: {{ .Caption }}{{ end }}"
240            m.audio: "<b>{{ .Sender.DisambiguatedName }}</b> sent an audio file{{ if .Caption }}: {{ .Caption }}{{ end }}"
241            m.video: "<b>{{ .Sender.DisambiguatedName }}</b> sent a video{{ if .Caption }}: {{ .Caption }}{{ end }}"
242            m.location: "<b>{{ .Sender.DisambiguatedName }}</b> sent a location{{ if .Caption }}: {{ .Caption }}{{ end }}"
243        # For networks that support per-message displaynames (i.e. Slack and Discord), the template for those names.
244        # This has all the Sender variables available under message_formats (but without the .Sender prefix).
245        # Note that you need to manually remove the displayname from message_formats above.
246        displayname_format: "{{ .DisambiguatedName }}"
247
248    # Permissions for using the bridge.
249    # Permitted values:
250    #    relay - Talk through the relaybot (if enabled), no access otherwise
251    # commands - Access to use commands in the bridge, but not login.
252    #     user - Access to use the bridge with puppeting.
253    #    admin - Full access, user level with some additional administration tools.
254    # Permitted keys:
255    #        * - All Matrix users
256    #   domain - All users on that homeserver
257    #     mxid - Specific user
258    permissions:
259        "*": relay
260        "example.com": user
261        "@admin:example.com": admin
262
263# Config for the bridge's database.
264database:
265    # The database type. "sqlite3-fk-wal" and "postgres" are supported.
266    type: postgres
267    # The database URI.
268    #   SQLite: A raw file path is supported, but `file:<path>?_txlock=immediate` is recommended.
269    #           https://github.com/mattn/go-sqlite3#connection-string
270    #   Postgres: Connection string. For example, postgres://user:password@host/database?sslmode=disable
271    #             To connect via Unix socket, use something like postgres:///dbname?host=/var/run/postgresql
272    uri: postgres://user:password@host/database?sslmode=disable
273    # Maximum number of connections.
274    max_open_conns: 5
275    max_idle_conns: 1
276    # Maximum connection idle time and lifetime before they're closed. Disabled if null.
277    # Parsed with https://pkg.go.dev/time#ParseDuration
278    max_conn_idle_time: null
279    max_conn_lifetime: null
280
281# Homeserver details.
282homeserver:
283    # The address that this appservice can use to connect to the homeserver.
284    # Local addresses without HTTPS are generally recommended when the bridge is running on the same machine,
285    # but https also works if they run on different machines.
286    address: http://example.localhost:8008
287    # The domain of the homeserver (also known as server_name, used for MXIDs, etc).
288    domain: example.com
289
290    # What software is the homeserver running?
291    # Standard Matrix homeservers like Synapse, Dendrite and Conduit should just use "standard" here.
292    software: standard
293    # The URL to push real-time bridge status to.
294    # If set, the bridge will make POST requests to this URL whenever a user's remote network connection state changes.
295    # The bridge will use the appservice as_token to authorize requests.
296    status_endpoint:
297    # Endpoint for reporting per-message status.
298    # If set, the bridge will make POST requests to this URL when processing a message from Matrix.
299    # It will make one request when receiving the message (step BRIDGE), one after decrypting if applicable
300    # (step DECRYPTED) and one after sending to the remote network (step REMOTE). Errors will also be reported.
301    # The bridge will use the appservice as_token to authorize requests.
302    message_send_checkpoint_endpoint:
303    # Does the homeserver support https://github.com/matrix-org/matrix-spec-proposals/pull/2246?
304    async_media: false
305
306    # Should the bridge use a websocket for connecting to the homeserver?
307    # The server side is currently not documented anywhere and is only implemented by mautrix-wsproxy,
308    # mautrix-asmux (deprecated), and hungryserv (proprietary).
309    websocket: false
310    # How often should the websocket be pinged? Pinging will be disabled if this is zero.
311    ping_interval_seconds: 0
312
313# Application service host/registration related details.
314# Changing these values requires regeneration of the registration (except when noted otherwise)
315appservice:
316    # The address that the homeserver can use to connect to this appservice.
317    # Like the homeserver address, a local non-https address is recommended when the bridge is on the same machine.
318    # If the bridge is elsewhere, you must secure the connection yourself (e.g. with https or wireguard)
319    # If you want to use https, you need to use a reverse proxy. The bridge does not have TLS support built in.
320    address: http://localhost:29318
321    # A public address that external services can use to reach this appservice.
322    # This is only needed for things like public media. A reverse proxy is generally necessary when using this field.
323    # This value doesn't affect the registration file.
324    public_address: https://bridge.example.com
325
326    # The hostname and port where this appservice should listen.
327    # For Docker, you generally have to change the hostname to 0.0.0.0.
328    hostname: 127.0.0.1
329    port: 29318
330
331    # The unique ID of this appservice.
332    id: whatsapp
333    # Appservice bot details.
334    bot:
335        # Username of the appservice bot.
336        username: whatsappbot
337        # Display name and avatar for bot. Set to "remove" to remove display name/avatar, leave empty
338        # to leave display name/avatar as-is.
339        displayname: WhatsApp bridge bot
340        avatar: mxc://maunium.net/NeXNQarUbrlYBiPCpprYsRqr
341
342    # Whether to receive ephemeral events via appservice transactions.
343    ephemeral_events: true
344    # Should incoming events be handled asynchronously?
345    # This may be necessary for large public instances with lots of messages going through.
346    # However, messages will not be guaranteed to be bridged in the same order they were sent in.
347    # This value doesn't affect the registration file.
348    async_transactions: false
349
350    # Authentication tokens for AS <-> HS communication. Autogenerated; do not modify.
351    as_token: "This value is generated when generating the registration"
352    hs_token: "This value is generated when generating the registration"
353
354    # Localpart template of MXIDs for remote users.
355    # {{.}} is replaced with the internal ID of the user.
356    username_template: whatsapp_{{.}}
357
358# Config options that affect the Matrix connector of the bridge.
359matrix:
360    # Whether the bridge should send the message status as a custom com.beeper.message_send_status event.
361    message_status_events: false
362    # Whether the bridge should send a read receipt after successfully bridging a message.
363    delivery_receipts: false
364    # Whether the bridge should send error notices via m.notice events when a message fails to bridge.
365    message_error_notices: true
366    # Whether the bridge should update the m.direct account data event when double puppeting is enabled.
367    sync_direct_chat_list: true
368    # Whether created rooms should have federation enabled. If false, created portal rooms
369    # will never be federated. Changing this option requires recreating rooms.
370    federate_rooms: true
371    # The threshold as bytes after which the bridge should roundtrip uploads via the disk
372    # rather than keeping the whole file in memory.
373    upload_file_threshold: 5242880
374    # Should the bridge set additional custom profile info for ghosts?
375    # This can make a lot of requests, as there's no batch profile update endpoint.
376    ghost_extra_profile_info: false
377
378# Segment-compatible analytics endpoint for tracking some events, like provisioning API login and encryption errors.
379analytics:
380    # API key to send with tracking requests. Tracking is disabled if this is null.
381    token: null
382    # Address to send tracking requests to.
383    url: https://api.segment.io/v1/track
384    # Optional user ID for tracking events. If null, defaults to using Matrix user ID.
385    user_id: null
386
387# Settings for provisioning API
388provisioning:
389    # Shared secret for authentication. If set to "generate" or null, a random secret will be generated,
390    # or if set to "disable", the provisioning API will be disabled. Must be at least 16 characters.
391    shared_secret: generate
392    # Whether to allow provisioning API requests to be authed using Matrix access tokens.
393    # This follows the same rules as double puppeting to determine which server to contact to check the token,
394    # which means that by default, it only works for users on the same server as the bridge.
395    allow_matrix_auth: true
396    # Enable debug API at /debug with provisioning authentication.
397    debug_endpoints: false
398    # Enable session transfers between bridges. Note that this only validates Matrix or shared secret
399    # auth before passing live network client credentials down in the response.
400    enable_session_transfers: false
401
402# Some networks require publicly accessible media download links (e.g. for user avatars when using Discord webhooks).
403# These settings control whether the bridge will provide such public media access.
404public_media:
405    # Should public media be enabled at all?
406    # The public_address field under the appservice section MUST be set when enabling public media.
407    enabled: false
408    # A key for signing public media URLs.
409    # If set to "generate", a random key will be generated.
410    signing_key: generate
411    # Number of seconds that public media URLs are valid for.
412    # If set to 0, URLs will never expire.
413    expiry: 0
414    # Length of hash to use for public media URLs. Must be between 0 and 32.
415    hash_length: 32
416    # The path prefix for generated URLs. Note that this will NOT change the path where media is actually served.
417    # If you change this, you must configure your reverse proxy to rewrite the path accordingly.
418    path_prefix: /_mautrix/publicmedia
419    # Should the bridge store media metadata in the database in order to support encrypted media and generate shorter URLs?
420    # If false, the generated URLs will just have the MXC URI and a HMAC signature.
421    # The hash_length field will be used to decide the length of the generated URL.
422    # This also allows invalidating URLs by deleting the database entry.
423    use_database: false
424
425# Settings for converting remote media to custom mxc:// URIs instead of reuploading.
426# More details can be found at https://docs.mau.fi/bridges/go/discord/direct-media.html
427direct_media:
428    # Should custom mxc:// URIs be used instead of reuploading media?
429    enabled: false
430    # The server name to use for the custom mxc:// URIs.
431    # This server name will effectively be a real Matrix server, it just won't implement anything other than media.
432    # You must either set up .well-known delegation from this domain to the bridge, or proxy the domain directly to the bridge.
433    server_name: discord-media.example.com
434    # Optionally a custom .well-known response. This defaults to `server_name:443`
435    well_known_response:
436    # Optionally specify a custom prefix for the media ID part of the MXC URI.
437    media_id_prefix:
438    # If the remote network supports media downloads over HTTP, then the bridge will use MSC3860/MSC3916
439    # media download redirects if the requester supports it. Optionally, you can force redirects
440    # and not allow proxying at all by setting this to false.
441    # This option does nothing if the remote network does not support media downloads over HTTP.
442    allow_proxy: true
443    # Matrix server signing key to make the federation tester pass, same format as synapse's .signing.key file.
444    # This key is also used to sign the mxc:// URIs to ensure only the bridge can generate them.
445    server_key: generate
446
447# Settings for backfilling messages.
448# Note that the exact way settings are applied depends on the network connector.
449# See https://docs.mau.fi/bridges/general/backfill.html for more details.
450backfill:
451    # Whether to do backfilling at all.
452    enabled: false
453    # Maximum number of messages to backfill in empty rooms.
454    max_initial_messages: 50
455    # Maximum number of missed messages to backfill after bridge restarts.
456    max_catchup_messages: 500
457    # If a backfilled chat is older than this number of hours,
458    # mark it as read even if it's unread on the remote network.
459    unread_hours_threshold: 720
460    # Settings for backfilling threads within other backfills.
461    threads:
462        # Maximum number of messages to backfill in a new thread.
463        max_initial_messages: 50
464    # Settings for the backwards backfill queue. This only applies when connecting to
465    # Beeper as standard Matrix servers don't support inserting messages into history.
466    queue:
467        # Should the backfill queue be enabled?
468        enabled: false
469        # Number of messages to backfill in one batch.
470        batch_size: 100
471        # Delay between batches in seconds.
472        batch_delay: 20
473        # Maximum number of batches to backfill per portal.
474        # If set to -1, all available messages will be backfilled.
475        max_batches: -1
476        # Optional network-specific overrides for max batches.
477        # Interpretation of this field depends on the network connector.
478        max_batches_override: {}
479
480# Settings for enabling double puppeting
481double_puppet:
482    # Servers to always allow double puppeting from.
483    # This is only for other servers and should NOT contain the server the bridge is on.
484    servers:
485        anotherserver.example.org: https://matrix.anotherserver.example.org
486    # Whether to allow client API URL discovery for other servers. When using this option,
487    # users on other servers can use double puppeting even if their server URLs aren't
488    # explicitly added to the servers map above.
489    allow_discovery: false
490    # Shared secrets for automatic double puppeting.
491    # See https://docs.mau.fi/bridges/general/double-puppeting.html for instructions.
492    secrets:
493        example.com: as_token:foobar
494
495# End-to-bridge encryption support options.
496#
497# See https://docs.mau.fi/bridges/general/end-to-bridge-encryption.html for more info.
498encryption:
499    # Whether to enable encryption at all. If false, the bridge will not function in encrypted rooms.
500    allow: false
501    # Whether to force-enable encryption in all bridged rooms.
502    default: false
503    # Whether to require all messages to be encrypted and drop any unencrypted messages.
504    require: false
505    # Whether to use MSC3202/MSC4203 instead of /sync long polling for receiving encryption-related data.
506    # This option is not yet compatible with standard Matrix servers like Synapse and should not be used.
507    # Changing this option requires updating the appservice registration file.
508    appservice: false
509    # Whether to use MSC4190 instead of appservice login to create the bridge bot device.
510    # Requires the homeserver to support MSC4190 and the device masquerading parts of MSC3202.
511    # Only relevant when using end-to-bridge encryption, required when using encryption with next-gen auth (MSC3861).
512    # Changing this option requires updating the appservice registration file.
513    msc4190: false
514    # Whether to encrypt reactions and reply metadata as per MSC4392.
515    msc4392: false
516    # Should the bridge bot generate a recovery key and cross-signing keys and verify itself?
517    # Note that without the latest version of MSC4190, this will fail if you reset the bridge database.
518    # The generated recovery key will be saved in the kv_store table under `recovery_key`.
519    self_sign: false
520    # Enable key sharing? If enabled, key requests for rooms where users are in will be fulfilled.
521    # You must use a client that supports requesting keys from other users to use this feature.
522    allow_key_sharing: true
523    # Pickle key for encrypting encryption keys in the bridge database.
524    # If set to generate, a random key will be generated.
525    pickle_key: generate
526    # Options for deleting megolm sessions from the bridge.
527    delete_keys:
528        # Beeper-specific: delete outbound sessions when hungryserv confirms
529        # that the user has uploaded the key to key backup.
530        delete_outbound_on_ack: false
531        # Don't store outbound sessions in the inbound table.
532        dont_store_outbound: false
533        # Ratchet megolm sessions forward after decrypting messages.
534        ratchet_on_decrypt: false
535        # Delete fully used keys (index >= max_messages) after decrypting messages.
536        delete_fully_used_on_decrypt: false
537        # Delete previous megolm sessions from same device when receiving a new one.
538        delete_prev_on_new_session: false
539        # Delete megolm sessions received from a device when the device is deleted.
540        delete_on_device_delete: false
541        # Periodically delete megolm sessions when 2x max_age has passed since receiving the session.
542        periodically_delete_expired: false
543        # Delete inbound megolm sessions that don't have the received_at field used for
544        # automatic ratcheting and expired session deletion. This is meant as a migration
545        # to delete old keys prior to the bridge update.
546        delete_outdated_inbound: false
547    # What level of device verification should be required from users?
548    #
549    # Valid levels:
550    #   unverified - Send keys to all device in the room.
551    #   cross-signed-untrusted - Require valid cross-signing, but trust all cross-signing keys.
552    #   cross-signed-tofu - Require valid cross-signing, trust cross-signing keys on first use (and reject changes).
553    #   cross-signed-verified - Require valid cross-signing, plus a valid user signature from the bridge bot.
554    #                           Note that creating user signatures from the bridge bot is not currently possible.
555    #   verified - Require manual per-device verification
556    #              (currently only possible by modifying the `trust` column in the `crypto_device` database table).
557    verification_levels:
558        # Minimum level for which the bridge should send keys to when bridging messages from the remote network to Matrix.
559        receive: unverified
560        # Minimum level that the bridge should accept for incoming Matrix messages.
561        send: unverified
562        # Minimum level that the bridge should require for accepting key requests.
563        share: cross-signed-tofu
564    # Options for Megolm room key rotation. These options allow you to configure the m.room.encryption event content.
565    # See https://spec.matrix.org/v1.10/client-server-api/#mroomencryption for more information about that event.
566    rotation:
567        # Enable custom Megolm room key rotation settings. Note that these
568        # settings will only apply to rooms created after this option is set.
569        enable_custom: false
570        # The maximum number of milliseconds a session should be used
571        # before changing it. The Matrix spec recommends 604800000 (a week)
572        # as the default.
573        milliseconds: 604800000
574        # The maximum number of messages that should be sent with a given a
575        # session before changing it. The Matrix spec recommends 100 as the
576        # default.
577        messages: 100
578        # Disable rotating keys when a user's devices change?
579        # You should not enable this option unless you understand all the implications.
580        disable_device_change_key_rotation: false
581
582# Prefix for environment variables. All variables with this prefix must map to valid config fields.
583# Nesting in variable names is represented with a dot (.).
584# If there are no dots in the name, two underscores (__) are replaced with a dot.
585#
586# e.g. if the prefix is set to `BRIDGE_`, then `BRIDGE_APPSERVICE__AS_TOKEN` will set appservice.as_token.
587# `BRIDGE_appservice.as_token` would work as well, but can't be set in a shell as easily.
588#
589# If this is null, reading config fields from environment will be disabled.
590env_config_prefix: null
591
592# Logging config. See https://github.com/tulir/zeroconfig for details.
593logging:
594    min_level: debug
595    writers:
596        - type: stdout
597          format: pretty-colored
598        - type: file
599          format: json
600          filename: ./logs/bridge.log
601          max_size: 100
602          max_backups: 10
603          compress: false