serve light client data in CI / dev builds

Adjust config for CI / dev builds to serve light client data by default:
`--serve-light-client-data=1 --import-light-client-data=only-new`

Makefile

@@ -306,6 +306,7 @@ define CONNECT_TO_NETWORK_IN_DEV_MODE
 		--network=$(1) $(3) $(GOERLI_TESTNETS_PARAMS) \
 		--log-level="DEBUG; TRACE:discv5,networking; REQUIRED:none; DISABLED:none" \
 		--data-dir=build/data/shared_$(1)_$(NODE_ID) \
+		--serve-light-client-data=1 --import-light-client-data=only-new \
 		--dump $(NODE_PARAMS)
 endef
 

scripts/launch_local_testnet.sh

@@ -43,7 +43,7 @@ if [[ ${PIPESTATUS[0]} != 4 ]]; then
 fi
 
 OPTS="ht:n:d:g"
-LONGOPTS="help,preset:,nodes:,data-dir:,with-ganache,stop-at-epoch:,disable-htop,disable-vc,enable-logtrace,log-level:,base-port:,base-rest-port:,base-metrics-port:,reuse-existing-data-dir,reuse-binaries,timeout:,kill-old-processes,eth2-docker-image:,lighthouse-vc-nodes:"
+LONGOPTS="help,preset:,nodes:,data-dir:,with-ganache,stop-at-epoch:,disable-htop,disable-vc,enable-logtrace,log-level:,base-port:,base-rest-port:,base-metrics-port:,reuse-existing-data-dir,reuse-binaries,timeout:,kill-old-processes,eth2-docker-image:,lighthouse-vc-nodes:,serve-light-client-data:,import-light-client-data:"
 
 # default values
 NUM_NODES="10"
@@ -64,6 +64,8 @@ TIMEOUT_DURATION="0"
 CONST_PRESET="mainnet"
 KILL_OLD_PROCESSES="0"
 ETH2_DOCKER_IMAGE=""
+SERVE_LIGHT_CLIENT_DATA="1"
+IMPORT_LIGHT_CLIENT_DATA="only-new"
 
 print_help() {
   cat <<EOF
@@ -187,6 +189,14 @@ while true; do
       LIGHTHOUSE_VC_NODES="$2"
       shift 2
       ;;
+    --serve-light-client-data)
+      SERVE_LIGHT_CLIENT_DATA="$2"
+      shift 2
+      ;;
+    --import-light-client-data)
+      IMPORT_LIGHT_CLIENT_DATA="$2"
+      shift 2
+      ;;
     --)
       shift
       break
@@ -597,6 +607,8 @@ for NUM_NODE in $(seq 0 $(( NUM_NODES - 1 ))); do
     ${STOP_AT_EPOCH_FLAG} \
     --rest-port="$(( BASE_REST_PORT + NUM_NODE ))" \
     --metrics-port="$(( BASE_METRICS_PORT + NUM_NODE ))" \
+    --serve-light-client-data="${SERVE_LIGHT_CLIENT_DATA}" \
+    --import-light-client-data="${IMPORT_LIGHT_CLIENT_DATA}" \
     ${EXTRA_ARGS} \
     &> "${DATA_DIR}/log${NUM_NODE}.txt" &