| # -*- bazel-starlark -*- |
| # Copyright 2023 The Chromium Authors |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| """workaround for exceptional clang actions. e.g. exit=137 (OOM?), |
| or DeadlineExceeded. |
| """ |
| |
| load("@builtin//runtime.star", "runtime") |
| load("@builtin//struct.star", "module") |
| |
| def __step_config(ctx, step_config): |
| exceptions = [ |
| { |
| # TODO: crbug.com/380755128 - Make each compile unit smaller. |
| "name": "fuzzer_large_compile", |
| "action_outs": [ |
| # keep-sorted start |
| "./obj/chrome/test/fuzzing/htmlfuzzer_proto_gen/htmlfuzzer_sub.pb.o", |
| "./obj/chrome/test/fuzzing/jsfuzzer/jsfuzzer.o", |
| "./obj/chrome/test/fuzzing/jsfuzzer_proto_gen/jsfuzzer.pb.o", |
| "./obj/chrome/test/fuzzing/jsfuzzer_proto_gen/jsfuzzer_sub.pb.o", |
| "./obj/chrome/test/fuzzing/renderer_fuzzing/renderer_in_process_mojolpm_fuzzer/renderer_in_process_mojolpm_fuzzer.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidl_fuzzer_grammar/webidl_fuzzer_grammar.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidl_fuzzer_grammar_proto_gen/webidl_fuzzer_grammar.pb.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidl_in_process_fuzzer/webidl_in_process_fuzzer.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidlfuzzer/webidlfuzzer.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidlfuzzer/webidlfuzzer_sub0.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidlfuzzer/webidlfuzzer_sub9.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidlfuzzer_proto_gen/webidlfuzzer.pb.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidlfuzzer_proto_gen/webidlfuzzer_sub0.pb.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidlfuzzer_proto_gen/webidlfuzzer_sub1.pb.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidlfuzzer_proto_gen/webidlfuzzer_sub10.pb.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidlfuzzer_proto_gen/webidlfuzzer_sub11.pb.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidlfuzzer_proto_gen/webidlfuzzer_sub2.pb.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidlfuzzer_proto_gen/webidlfuzzer_sub3.pb.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidlfuzzer_proto_gen/webidlfuzzer_sub4.pb.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidlfuzzer_proto_gen/webidlfuzzer_sub5.pb.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidlfuzzer_proto_gen/webidlfuzzer_sub6.pb.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidlfuzzer_proto_gen/webidlfuzzer_sub7.pb.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidlfuzzer_proto_gen/webidlfuzzer_sub8.pb.o", |
| "./obj/chrome/test/fuzzing/webidl_fuzzing/webidlfuzzer_proto_gen/webidlfuzzer_sub9.pb.o", |
| # keep-sorted end |
| ], |
| "timeout": "15m", |
| # need 9G for debug build |
| "use_large": True, |
| }, |
| ] |
| new_rules = [] |
| for rule in step_config["rules"]: |
| if not rule["name"].endswith("/cxx"): |
| new_rules.append(rule) |
| continue |
| if "action_outs" in rule: |
| fail("unexpeced \"action_outs\" in cxx rule %s" % rule["name"]) |
| for ex in exceptions: |
| r = {} |
| r.update(rule) |
| r["name"] += "/exception/" + ex["name"] |
| outs = ex["action_outs"] |
| if runtime.os == "windows": |
| outs = [obj.removesuffix(".o") + ".obj" for obj in outs if obj.startswith("./obj/")] |
| r["action_outs"] = outs |
| if "timeout" in ex: |
| r["timeout"] = ex["timeout"] |
| if "use_large" in ex and ex["use_large"]: |
| # use `_large` variant of platform if it doesn't use default platform, |
| # i.e. mac/win case. |
| if "platform_ref" in r: |
| r["platform_ref"] = r["platform_ref"] + "_large" |
| else: |
| r["platform_ref"] = "large" |
| if r.get("handler") == "rewrite_rewrapper": |
| r["handler"] = "rewrite_rewrapper_large" |
| new_rules.append(r) |
| new_rules.append(rule) |
| step_config["rules"] = new_rules |
| return step_config |
| |
| clang_exception = module( |
| "clang_exception", |
| step_config = __step_config, |
| ) |
