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Merged
squid-protocol merged 1 commit into from
Jul 11, 2026
Merged

fix(supply-chain): patch critical firewall bypasses and lock down sch… #167

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37 changes: 27 additions & 10 deletions gitgalaxy/tools/supply_chain_security/supply_chain_firewall.py
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Original file line number Diff line number Diff line change
Expand Up @@ -85,7 +85,10 @@ def run_firewall_audit(parsed_files: list, alias_map: dict = None) -> dict:
# =====================================================================
# 1. ZERO-TRUST IMPORT VERIFICATION
# =====================================================================
for raw_pkg in file_node.get("raw_imports", []):
for imp in file_node.get("raw_imports", []):
# JSON serializes Python tuples as lists, so we must check for both
raw_pkg = imp[0] if isinstance(imp, (tuple, list)) else imp

# DEFENSIVE DESIGN (RELATIVE PATH SHIELD):
# Ignore native internal routing (e.g., './utils') to focus strictly
# on external supply chain dependencies.
Expand Down Expand Up @@ -137,8 +140,11 @@ def run_firewall_audit(parsed_files: list, alias_map: dict = None) -> dict:
equations = file_node.get("equations", {})
loc = file_node.get("coding_loc", 1)

# Clone the dictionary to safely apply the sandbox multiplier without corrupting global RAM
local_counts = dict(equations)
# Clone the dictionary and strip the 'sec_' prefix for the security evaluator
local_counts = {}
for k, v in equations.items():
clean_key = k[4:] if k.startswith("sec_") else k
local_counts[clean_key] = v

# DEFENSIVE DESIGN (BUILD-TIME EXECUTION MULTIPLIER):
# Configuration scripts (like setup.py or package.json) are executed by CI/CD
Expand All @@ -156,22 +162,21 @@ def run_firewall_audit(parsed_files: list, alias_map: dict = None) -> dict:
]:
build_time_multiplier = 10.0

safe_loc = max(loc + 150, 1)

if build_time_multiplier > 1.0:
for k in local_counts:
if isinstance(local_counts[k], (int, float)):
local_counts[k] = int(local_counts[k] * build_time_multiplier)

# Evaluate risk using Phase 1 network topography context (e.g., Downstream Exposure)
network_metrics = file_node.get("dependency_network", {})
exposures = security.evaluate_risk(local_counts, safe_loc, network_metrics)
exposures = security.evaluate_risk(local_counts, loc, network_metrics)

if (
"Hidden Malware Risk" in exposures
or "Data Injection Risk" in exposures
or "Secrets Leak Risk" in exposures
or "Logic Bomb Risk" in exposures
or "Memory Corruption Risk" in exposures
):
if is_whitelisted:
threats_allowed += 1
Expand Down Expand Up @@ -221,8 +226,9 @@ def main():

with tempfile.TemporaryDirectory() as tmpdir:
# Run the orchestrator to generate the JSON graph in a temp directory
target_out_file = str(Path(tmpdir) / "firewall_temp.json")
result = subprocess.run(
["python", "-m", "gitgalaxy.galaxyscope", str(target_path), "--output", tmpdir],
["python", "-m", "gitgalaxy.galaxyscope", str(target_path), "--output", target_out_file],
capture_output=True,
text=True
)
Expand All @@ -233,20 +239,31 @@ def main():

# Dynamically locate the generated audit file to avoid naming convention bugs
tmp_path = Path(tmpdir)
audit_files = list(tmp_path.glob("*_galaxy_audit.json"))
audit_files = list(tmp_path.glob("*_audit.json"))

if not audit_files:
print("❌ GalaxyScope did not produce an audit JSON in the temp directory.")
sys.exit(1)

with open(audit_files[0], "r", encoding="utf-8") as f:
data = json.load(f)
parsed_files = data.get("artifacts", data.get("stars", []))
# Extract files from the structured audit directory groups
parsed_files = []
groups = data.get("6. Parsed Files (Scanned Artifacts)", {})
for folder_data in groups.values():
for path, file_info in folder_data.get("Files", {}).items():
file_info["path"] = path # Ensure path remains attached
parsed_files.append(file_info)
else:
# Standard file-based load
with open(target_path, "r", encoding="utf-8") as f:
data = json.load(f)
parsed_files = data.get("artifacts", data.get("stars", []))
parsed_files = []
groups = data.get("6. Parsed Files (Scanned Artifacts)", {})
for folder_data in groups.values():
for path, file_info in folder_data.get("Files", {}).items():
file_info["path"] = path
parsed_files.append(file_info)

except Exception as e:
print(f"❌ Failed to parse RAM graph: {e}")
Expand Down
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