homeserver.yaml https://element-hq.github.io/synapse/latest/usage/configuration/homeserver_sample_config.html

homeserver.yaml

# This file is maintained as an up-to-date snapshot of the default
# homeserver.yaml configuration generated by Synapse. You can find a
# complete accounting of possible configuration options at
# https://element-hq.github.io/synapse/latest/usage/configuration/config_documentation.html
#
# It is *not* intended to be copied and used as the basis for a real
# homeserver.yaml. Instead, if you are starting from scratch, please generate
# a fresh config using Synapse by following the instructions in
# https://element-hq.github.io/synapse/latest/setup/installation.html.
#
################################################################################

# Configuration file for Synapse.
#
# This is a YAML file: see [1] for a quick introduction. Note in particular
# that *indentation is important*: all the elements of a list or dictionary
# should have the same indentation.
#
# [1] https://docs.ansible.com/ansible/latest/reference_appendices/YAMLSyntax.html
#
# For more information on how to configure Synapse, including a complete accounting of
# each option, go to docs/usage/configuration/config_documentation.md or
# https://element-hq.github.io/synapse/latest/usage/configuration/config_documentation.html
server_name: "SERVERNAME"
pid_file: DATADIR/homeserver.pid
listeners:
  - port: 8008
    tls: false
    type: http
    x_forwarded: true
    bind_addresses: ['::1', '127.0.0.1']
    resources:
      - names: [client, federation]
        compress: false
database:
  name: sqlite3
  args:
    database: DATADIR/homeserver.db
log_config: "CONFDIR/SERVERNAME.log.config"
media_store_path: DATADIR/media_store
signing_key_path: "CONFDIR/SERVERNAME.signing.key"
trusted_key_servers:
  - server_name: "matrix.org"