feat: split nimbus CL-validator (#404)

.github/tests/split-nimbus.yaml

@@ -0,0 +1,21 @@
+participants:
+  - el_client_type: geth
+    cl_client_type: nimbus
+    cl_split_mode_enabled: true
+    validator_count: 0
+  - el_client_type: nethermind
+    cl_client_type: nimbus
+    cl_split_mode_enabled: true
+  - el_client_type: erigon
+    cl_client_type: nimbus
+    cl_split_mode_enabled: true
+  - el_client_type: besu
+    cl_client_type: nimbus
+    cl_split_mode_enabled: true
+  - el_client_type: reth
+    cl_client_type: nimbus
+    cl_split_mode_enabled: true
+  - el_client_type: ethereumjs
+    cl_client_type: nimbus
+    cl_split_mode_enabled: true
+additional_services: []

README.md

@@ -147,6 +147,11 @@ participants:
   # over a specific participant's logging
   cl_client_log_level: ""
 
+  # A list of optional extra params that will be passed to the CL to run separate Beacon and validator nodes
+  # Only possible for nimbus or teku (coming soon)
+  # Defaults to false
+  cl_split_mode_enabled: false
+
   # A list of optional extra params that will be passed to the CL client Beacon container for modifying its behaviour
   # If the client combines the Beacon & validator nodes (e.g. Teku, Nimbus), then this list will be passed to the combined Beacon-validator node
   beacon_extra_params: []

src/cl/lighthouse/lighthouse_launcher.star

@@ -121,6 +121,7 @@ def launch(
     extra_validator_params,
     extra_beacon_labels,
     extra_validator_labels,
+    split_mode_enabled=False,
 ):
     beacon_node_service_name = "{0}".format(service_name)
     validator_node_service_name = "{0}-{1}".format(

src/cl/lodestar/lodestar_launcher.star

@@ -97,6 +97,7 @@ def launch(
     extra_validator_params,
     extra_beacon_labels,
     extra_validator_labels,
+    split_mode_enabled=False,
 ):
     beacon_node_service_name = "{0}".format(service_name)
     validator_node_service_name = "{0}-{1}".format(