feat: add blobspammer (#165)

Changelog picked up from commits here:

feat: add blobspammer

main.star

@@ -5,6 +5,7 @@ genesis_constants = import_module("github.com/kurtosis-tech/eth-network-package/
 
 eth_network_module = import_module("github.com/kurtosis-tech/eth-network-package/main.star")
 transaction_spammer = import_module("github.com/kurtosis-tech/eth2-package/src/transaction_spammer/transaction_spammer.star")
+blob_spammer = import_module("github.com/kurtosis-tech/eth2-package/src/blob_spammer/blob_spammer.star")
 cl_forkmon = import_module("github.com/kurtosis-tech/eth2-package/src/cl_forkmon/cl_forkmon_launcher.star")
 el_forkmon = import_module("github.com/kurtosis-tech/eth2-package/src/el_forkmon/el_forkmon_launcher.star")
 beacon_metrics_gazer = import_module("github.com/kurtosis-tech/eth2-package/src/beacon_metrics_gazer/beacon_metrics_gazer_launcher.star")
@@ -63,7 +64,7 @@ def run(plan, args):
 		beacon_uri = "{0}:{1}".format(all_cl_client_contexts[0].ip_addr, all_cl_client_contexts[0].http_port_num)
 		jwt_secret = all_el_client_contexts[0].jwt_secret
 		endpoint = mock_mev_launcher_module.launch_mock_mev(plan, el_uri, beacon_uri, jwt_secret)
-		mev_endpoints.append(endpoint)		
+		mev_endpoints.append(endpoint)
 	elif args_with_right_defaults.mev_type and args_with_right_defaults.mev_type == FULL_MEV_TYPE:
 		el_uri = "http://{0}:{1}".format(all_el_client_contexts[0].ip_addr, all_el_client_contexts[0].rpc_port_num)
 		builder_uri = "http://{0}:{1}".format(all_el_client_contexts[-1].ip_addr, all_el_client_contexts[-1].rpc_port_num)
@@ -102,6 +103,19 @@ def run(plan, args):
 	transaction_spammer.launch_transaction_spammer(plan, genesis_constants.PRE_FUNDED_ACCOUNTS, all_el_client_contexts[0])
 	plan.print("Succesfully launched transaction spammer")
 
+	plan.print("Launching Blob spammer")
+	blob_spammer.launch_blob_spammer(
+		plan,
+		genesis_constants.PRE_FUNDED_ACCOUNTS,
+		all_el_client_contexts[0],
+		all_cl_client_contexts[0],
+		network_params.deneb_fork_epoch,
+		network_params.seconds_per_slot,
+		network_params.slots_per_epoch,
+		network_params.genesis_delay
+		)
+	plan.print("Succesfully launched blob spammer")
+
 	# We need a way to do time.sleep
 	# TODO add code that waits for CL genesis
 

src/blob_spammer/blob_spammer.star

@@ -0,0 +1,46 @@
+IMAGE_NAME = "ethpandaops/tx-fuzz:latest"
+SERVICE_NAME = "blob-spammer"
+
+ENTRYPOINT_ARGS = ["/bin/sh", "-c"]
+
+def launch_blob_spammer(
+	plan,
+	prefunded_addresses,
+	el_client_context,
+	cl_client_context,
+	deneb_fork_epoch,
+	seconds_per_slot,
+	slots_per_epoch,
+	genesis_delay):
+	config = get_config(
+		prefunded_addresses,
+		el_client_context,
+		cl_client_context,
+		deneb_fork_epoch,
+		seconds_per_slot,
+		slots_per_epoch,
+		genesis_delay)
+	plan.add_service(SERVICE_NAME, config)
+
+def get_config(
+	prefunded_addresses,
+	el_client_context,
+	cl_client_context,
+	deneb_fork_epoch,
+	seconds_per_slot,
+	slots_per_epoch,
+	genesis_delay):
+	dencunTime = (deneb_fork_epoch * slots_per_epoch * seconds_per_slot) + genesis_delay
+	return ServiceConfig(
+		image = IMAGE_NAME,
+		entrypoint = ENTRYPOINT_ARGS,
+		cmd = [" && ".join([
+			'apk update',
+			'apk add curl jq',
+			'current_epoch=$(curl -s http://{0}:{1}/eth/v2/beacon/blocks/head | jq -r ".version")'.format(cl_client_context.ip_addr, cl_client_context.http_port_num),
+			'echo $current_epoch',
+			'while [ $current_epoch != "deneb" ]; do echo "waiting for deneb, current epoch is $current_epoch"; current_epoch=$(curl -s http://{0}:{1}/eth/v2/beacon/blocks/head | jq -r ".version"); sleep {2}; done'.format(cl_client_context.ip_addr, cl_client_context.http_port_num, seconds_per_slot),
+			'echo "sleep is over, starting to send blob transactions"',
+			'/tx-fuzz.bin blobs --rpc=http://{0}:{1} --sk={2}'.format(el_client_context.ip_addr, el_client_context.rpc_port_num, prefunded_addresses[1].private_key),
+		])]
+	)

src/transaction_spammer/transaction_spammer.star

@@ -7,9 +7,6 @@ def launch_transaction_spammer(plan, prefunded_addresses, el_client_context):
 
 
 def get_config(prefunded_addresses, el_client_context):
-	private_keys_strs = []
-	address_strs = []
-
 	return ServiceConfig(
 		image = IMAGE_NAME,
 		cmd = [