Add a dynamic address resolution to the Docker healthcheck

docker/healthcheck.sh

@@ -6,9 +6,14 @@ if [ -z "${CONDUIT_PORT}" ]; then
   CONDUIT_PORT=$(ss -tlpn | grep conduit | grep -m1 -o ':[0-9]*' | grep -m1 -o '[0-9]*')
 fi
 
+# If CONDUIT_ADDRESS is not set try to get the address from the process list
+if [ -z "${CONDUIT_ADDRESS}" ]; then
+  CONDUIT_ADDRESS=$(ss -tlpn | awk -F ' +|:' '/conduit/ { print $4 }')
+fi
+
 # The actual health check.
 # We try to first get a response on HTTP and when that fails on HTTPS and when that fails, we exit with code 1.
 # TODO: Change this to a single wget call. Do we have a config value that we can check for that?
-wget --no-verbose --tries=1 --spider "http://localhost:${CONDUIT_PORT}/_matrix/client/versions" || \
-    wget --no-verbose --tries=1 --spider "https://localhost:${CONDUIT_PORT}/_matrix/client/versions" || \
+wget --no-verbose --tries=1 --spider "http://${CONDUIT_ADDRESS}:${CONDUIT_PORT}/_matrix/client/versions" || \
+    wget --no-verbose --tries=1 --spider "https://${CONDUIT_ADDRESS}:${CONDUIT_PORT}/_matrix/client/versions" || \
     exit 1