| |
| from pathlib import Path |
| import hashlib, os, shutil, subprocess, sys, json, time |
| repo = Path("/testbed/nodejs/node") |
| os.chdir(repo) |
| source = repo / "deps/v8/src/builtins/builtins-iterator-inl.h" |
| original_compat = source.read_bytes() |
| text = original_compat.decode() |
| include = "#include \"src/base/numerics/safe_conversions.h\"\n" |
| if include not in text: |
| anchor = "#include \"src/base/float16.h\"\n" |
| if anchor not in text: |
| raise SystemExit("compat anchor missing") |
| text = text.replace(anchor, anchor + include, 1) |
| old = """ } else { \\\n static_assert(std::numeric_limits<ctype>::max() <= \\\n std::numeric_limits<int>::max()); \\\n static_assert(std::numeric_limits<ctype>::min() >= \\\n std::numeric_limits<int>::min()); \\\n if (!int_visitor(static_cast<int>(val))) { \\\n return MaybeDirectHandle<Object>(); \\\n } \\\n } \\\n""" |
| new = """ } else if constexpr (std::is_integral_v<ctype> && \\\n base::kIsTypeInRangeForNumericType<int, ctype>) {\\\n auto cast = [](auto v) { return base::strict_cast<int>(v); }; \\\n if (!int_visitor(cast(val))) { \\\n return MaybeDirectHandle<Object>(); \\\n } \\\n } else { \\\n static_assert(base::kIsTypeInRangeForNumericType<double, ctype>); \\\n auto cast = [](auto v) { return base::strict_cast<double>(v); }; \\\n if (!double_visitor(cast(val))) { \\\n return MaybeDirectHandle<Object>(); \\\n } \\\n } \\\n""" |
| if old not in text: |
| if "kIsTypeInRangeForNumericType" not in text: |
| raise SystemExit("compat body anchor missing") |
| else: |
| text = text.replace(old, new, 1) |
| source.write_text(text) |
| print("compat_applied", source) |
| native = repo / "src/js_native_api_v8.cc" |
| header = repo / "src/js_native_api.h" |
| before_binary_sha256 = hashlib.sha256(Path("/usr/local/bin/node").read_bytes()).hexdigest() |
| os.utime(native, None) |
| started = time.time() |
| proc = subprocess.run(["make", "-C", "out", "-j4", "BUILDTYPE=Release"], text=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT) |
| print(proc.stdout) |
| print("make_rc", proc.returncode) |
| if proc.returncode: |
| raise SystemExit(proc.returncode) |
| binary = repo / "out/Release/node" |
| if not binary.is_file(): |
| raise SystemExit("missing built node") |
| shutil.copy2(binary, "/usr/local/bin/node") |
| os.chmod("/usr/local/bin/node", 0o755) |
| source.write_bytes(original_compat) |
| assert "js_native_api_v8.o" in proc.stdout, "actual native API object compilation not observed" |
| print("installed_node_sha256", hashlib.sha256(Path("/usr/local/bin/node").read_bytes()).hexdigest()) |
| print("node_version", subprocess.check_output(["/usr/local/bin/node", "--version"], text=True).strip()) |
| print("node_symbol") |
| symbols = subprocess.check_output(["nm", "-D", "/usr/local/bin/node"], text=True) |
| matching = [line for line in symbols.splitlines() if line.endswith(" node_api_create_object_with_properties")] |
| assert len(matching) == 1 |
| print(matching[0]) |
| receipt = {"started_at_unix": started, "finished_at_unix": time.time(), "actual_native_api_compilation_observed": True, "candidate_source_sha256": hashlib.sha256(native.read_bytes()).hexdigest(), "candidate_header_sha256": hashlib.sha256(header.read_bytes()).hexdigest(), "binary_sha256": hashlib.sha256(Path("/usr/local/bin/node").read_bytes()).hexdigest(), "previous_binary_sha256": before_binary_sha256, "compiler_compat_original_restored": source.read_bytes() == original_compat, "network": "none"} |
| Path("/tmp/crossrepo-node-build.json").write_text(json.dumps(receipt, indent=2)+"\n") |
| print(json.dumps(receipt)) |
| print("worktree_after_compat_reset") |
| subprocess.run(["git", "status", "--short"], check=True) |
|
|
