automate building of misconfigured geth image

Author: nkryuchkov

Makefile

@@ -77,16 +77,26 @@ prepare:
 
 PARAMS_FILE_MAJORITY_FORK=./scenarios/majority-fork.yaml
 
-# Prepare images for the majority fork. Run the `prepare` step and build go-ethereum image.
+# Prepare images for the majority fork. Run the `prepare` step and build a misconfigured geth image.
 .PHONY: prepare-majority-fork
 prepare-majority-fork: prepare
-	@if [ ! -d "../go-ethereum" ]; then \
-		git clone https://github.com/ethereum/go-ethereum.git ../go-ethereum; \
-	else \
-		echo "✅ go-ethereum repo already cloned."; \
-		cd ../go-ethereum && git fetch && git checkout master; \
-	fi
-	@docker image inspect geth >/dev/null 2>&1 || (cd ../go-ethereum && docker build -t node/ssv . && echo "✅ Geth image built successfully.")
+	@set -e; \
+	if [ ! -d "../geth-misconfigured" ]; then \
+	  git clone https://github.com/ethereum/go-ethereum.git ../geth-misconfigured; \
+	fi; \
+	cd ../geth-misconfigured; \
+	git fetch --all --tags; \
+	git checkout v1.15.2
+
+	@set -e; \
+	FILE="../geth-misconfigured/core/state_processor.go"; \
+	test -f "$$FILE"; \
+	cp "$$FILE" "$$FILE.bak"; \
+	perl -0777 -pi -e 's/if\s+log\.Address\s*==\s*config\.DepositContractAddress/if log.Address == (common.Address{})/g' "$$FILE"; \
+	grep -n "if log.Address == (common.Address{})" "$$FILE" >/dev/null || { echo "❌ Replacement not found in $$FILE"; exit 1; }; \
+	echo "✅ Replacement applied in $$FILE"
+
+	@cd ../geth-misconfigured && docker build -t geth-misconfigured .
 
 # Run the majority fork scenario without prepare: Uses existing local repos and Docker images (for custom branches/versions).
 # It must be prepared manually until its prepare step is implemented. Make sure all images are ready.

scenarios/majority-fork.yaml

@@ -9,7 +9,7 @@ network:
     validator_count: 16
     count: 6
   - el_type: geth
-    el_image: geth-bug
+    el_image: geth-misconfigured
     cl_type: lighthouse
     cl_image: sigp/lighthouse:v7.0.0
     validator_count: 16