From 7a503a1c875e4c9ac4b014036da77983af5272bc Mon Sep 17 00:00:00 2001
From: Klaus Aehlig <klaus.aehlig@huawei.com>
Date: Thu, 24 Aug 2023 11:43:05 +0200
Subject: Execution: only take complete actions from cache

... which are only actions that, besides giving exit code 0 also
created all the outputs they promised to.
---
 src/buildtool/execution_api/utils/outputscheck.hpp | 66 ++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 src/buildtool/execution_api/utils/outputscheck.hpp

(limited to 'src/buildtool/execution_api/utils/outputscheck.hpp')

diff --git a/src/buildtool/execution_api/utils/outputscheck.hpp b/src/buildtool/execution_api/utils/outputscheck.hpp
new file mode 100644
index 00000000..13bf5dd2
--- /dev/null
+++ b/src/buildtool/execution_api/utils/outputscheck.hpp
@@ -0,0 +1,66 @@
+// Copyright 2023 Huawei Cloud Computing Technology Co., Ltd.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef INCLUDED_SRC_BUILDTOOL_EXECUTION_API_UTILS_OUTPUTSCHECK_HPP
+#define INCLUDED_SRC_BUILDTOOL_EXECUTION_API_UTILS_OUTPUTSCHECK_HPP
+
+#ifndef BOOTSTRAP_BUILD_TOOL
+
+#include <algorithm>
+#include <set>
+#include <string>
+#include <vector>
+
+#include "src/buildtool/common/bazel_types.hpp"
+
+[[nodiscard]] static inline auto ActionResultContainsExpectedOutputs(
+    const bazel_re::ActionResult& result,
+    std::vector<std::string> expected_files,
+    std::vector<std::string> expected_dirs) noexcept -> bool {
+    try {
+        std::set<std::string> actual_output_files{};
+        for (auto const& file : result.output_files()) {
+            actual_output_files.emplace(file.path());
+        }
+        for (auto const& file : result.output_file_symlinks()) {
+            actual_output_files.emplace(file.path());
+        }
+        for (auto const& file : result.output_directory_symlinks()) {
+            actual_output_files.emplace(file.path());
+        }
+        if (not std::all_of(expected_files.begin(),
+                            expected_files.end(),
+                            [&actual_output_files](auto const& expected) {
+                                return actual_output_files.contains(expected);
+                            })) {
+            return false;
+        }
+
+        std::set<std::string> actual_output_dirs{};
+        for (auto const& dir : result.output_directories()) {
+            actual_output_dirs.emplace(dir.path());
+        }
+        return std::all_of(expected_dirs.begin(),
+                           expected_dirs.end(),
+                           [&actual_output_dirs](auto const& expected) {
+                               return actual_output_dirs.contains(expected);
+                           });
+    } catch (...) {
+        return false;
+    }
+}
+
+#endif
+
+#endif
-- 
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