synapse/config/homeserver.yaml

server_name: "$SERVER_NAME"
public_baseurl: "https://$BASE_URL"
pid_file: /homeserver.pid
web_client: False
soft_file_limit: 0
log_config: "/config/log.config"

listeners:
  - port: 8008
    tls: False
    bind_addresses: ['::']
    type: http
    x_forwarded: False
    resources:
      - names: [client, federation]
        compress: true

database:
  name: "psycopg2"
  args:
    host: "$POSTGRES_HOST"
    port: "$POSTGRES_PORT"
    database: "$POSTGRES_DB"
    user: "$POSTGRES_USER"
    password: "$POSTGRES_PASSWORD"
    cp_min: 5
    cp_max: 10

event_cache_size: "10K"

rc_messages_per_second: 0.2
rc_message_burst_count: 10.0
federation_rc_window_size: 1000
federation_rc_sleep_limit: 10
federation_rc_sleep_delay: 500
federation_rc_reject_limit: 50
federation_rc_concurrent: 3

media_store_path: "/data/media"
max_upload_size: "50M"
max_image_pixels: "32M"
dynamic_thumbnails: False

thumbnail_sizes:
- width: 32
  height: 32
  method: crop
- width: 96
  height: 96
  method: crop
- width: 320
  height: 240
  method: scale
- width: 640
  height: 480
  method: scale
- width: 800
  height: 600
  method: scale

url_preview_enabled: False
max_spider_size: "10M"

enable_registration_captcha: False

turn_uris: [ "turn:$TURN_URL?transport=tcp", "turn:$TURN_URL?transport=udp" ]
turn_shared_secret: "$TURN_SHARED_SECRET"
turn_user_lifetime: "1h"
turn_allow_guests: True

enable_registration: False
registration_shared_secret: "$REGISTRATION_SECRET"

enable_metrics: True
report_stats: True

macaroon_secret_key: "$API_SECRET"

signing_key_path: "/keys/signing.key"
key_refresh_interval: "1d"

trusted_key_servers:
  - server_name: matrix.org
    verify_keys:
      "ed25519:auto": "Noi6WqcDj0QmPxCNQqgezwTlBKrfqehY1u2FyWP9uYw"

password_config:
   enabled: True

encryption_enabled_by_default_for_room_type: "all"