Add missing worker types to Complement worker-mode runs

changelog.d/14871.misc

@@ -0,0 +1 @@
+Add more worker types in worker-enabled Complement runs.

docker/complement/Dockerfile

@@ -28,6 +28,10 @@ FROM $FROM
     # We also initialize the database at build time, rather than runtime, so that it's faster to spin up the image.
     RUN gosu postgres initdb --locale=C --encoding=UTF-8 --auth-host password
 
+    # Raise the number of maximum client connections to postgres.
+    # This is necessary when running Synapse in worker mode in Complement.
+    RUN echo "ALTER SYSTEM SET max_connections = '200'" | gosu postgres postgres --single
+
     # Configure a password and create a database for Synapse
     RUN echo "ALTER USER postgres PASSWORD 'somesecret'" | gosu postgres postgres --single
     RUN echo "CREATE DATABASE synapse" | gosu postgres postgres --single

docker/complement/conf/start_for_complement.sh

@@ -50,6 +50,8 @@ if [[ -n "$SYNAPSE_COMPLEMENT_USE_WORKERS" ]]; then
   # -n True if the length of string is non-zero.
   # -z True if the length of string is zero.
   if [[ -z "$SYNAPSE_WORKER_TYPES" ]]; then
+    # This list corresponds to the keys of the WORKERS_CONFIG dict in
+    # synapse/docker/configure_workers_and_start.py
     export SYNAPSE_WORKER_TYPES="\
       event_persister, \
       event_persister, \
@@ -64,7 +66,12 @@ if [[ -n "$SYNAPSE_COMPLEMENT_USE_WORKERS" ]]; then
       synchrotron, \
       client_reader, \
       appservice, \
-      pusher"
+      pusher,  \
+      account_data,  \
+      presence,  \
+      receipts,  \
+      to_device,  \
+      typing"
 
   fi
   log "Workers requested: $SYNAPSE_WORKER_TYPES"

docker/configure_workers_and_start.py

@@ -57,6 +57,11 @@
 # Stream Writers require "client" and "replication" listeners because they
 #   have to attach by instance_map to the master process and have client endpoints.
 WORKERS_CONFIG: Dict[str, Dict[str, Any]] = {
+    # NOTE: Any new entries added to this list should also be added to the
+    # SYNAPSE_WORKER_TYPES environment variable in
+    # docker/complement/conf/start_for_complement.sh in order to include
+    # those workers in the worker-mode Complement runs in CI, and when
+    # using scripts-dev/complement.sh locally.
     "pusher": {
         "app": "synapse.app.generic_worker",
         "listener_resources": [],