From 64651f968a2eafc9c92bfb5c567cfa21f5ddca4f Mon Sep 17 00:00:00 2001
From: CYFS <2805686936@qq.com>
Date: Fri, 26 Jun 2026 11:05:32 +0800
Subject: ci: optimize membrowse target filtering

---
 tools/ci/membrowse_filter_targets.py | 116 +++++++++++++++++++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 tools/ci/membrowse_filter_targets.py

(limited to 'tools')

diff --git a/tools/ci/membrowse_filter_targets.py b/tools/ci/membrowse_filter_targets.py
new file mode 100644
index 0000000000..626adade8e
--- /dev/null
+++ b/tools/ci/membrowse_filter_targets.py
@@ -0,0 +1,116 @@
+#!/usr/bin/env python3
+#
+# Copyright (c) 2026, RT-Thread Development Team
+#
+# SPDX-License-Identifier: Apache-2.0
+#
+
+import argparse
+import json
+import os
+
+
+GLOBAL_FILES = {
+    ".github/membrowse-targets.json",
+    ".github/workflows/membrowse-report.yml",
+    "Kconfig",
+}
+
+GLOBAL_PREFIXES = (
+    "components/",
+    "include/",
+    "libcpu/",
+    "src/",
+    "tools/",
+)
+
+def normalize_path(path):
+    return path.replace("\\", "/").strip().lstrip("./")
+
+
+def is_ignored_change(path):
+    name = path.rsplit("/", 1)[-1]
+    return name.lower().startswith("readme") or (path.startswith("bsp/") and "/docs/" in path)
+
+
+def is_under(path, prefix):
+    path = normalize_path(path)
+    prefix = normalize_path(prefix).rstrip("/")
+    return path == prefix or path.startswith(prefix + "/")
+
+
+def read_changed_files(path):
+    with open(path, "r", encoding="utf-8") as file:
+        return [
+            changed_file
+            for changed_file in (normalize_path(line) for line in file if line.strip())
+            if not is_ignored_change(changed_file)
+        ]
+
+
+def is_global_change(path):
+    return path in GLOBAL_FILES or any(path.startswith(prefix) for prefix in GLOBAL_PREFIXES)
+
+
+def target_related_prefixes(target):
+    return [
+        normalize_path(prefix)
+        for prefix in target.get("watch_paths", [target["bsp_path"]])
+    ]
+
+
+def select_targets(targets, changed_files):
+    if not changed_files:
+        return []
+
+    if any(is_global_change(path) for path in changed_files):
+        return targets
+
+    selected = []
+    for target in targets:
+        related_prefixes = target_related_prefixes(target)
+        if any(
+            is_under(changed_file, related_prefix)
+            for changed_file in changed_files
+            for related_prefix in related_prefixes
+        ):
+            selected.append(target)
+
+    return selected
+
+
+def write_github_output(matrix, output_path):
+    if not output_path:
+        return
+
+    with open(output_path, "a", encoding="utf-8") as output:
+        output.write("matrix={}\n".format(json.dumps(matrix, separators=(",", ":"))))
+        output.write("target_count={}\n".format(len(matrix)))
+
+
+def main():
+    parser = argparse.ArgumentParser(description="Filter MemBrowse targets by changed files.")
+    parser.add_argument("--targets", required=True, help="Path to membrowse-targets.json.")
+    parser.add_argument("--changed-files", required=True, help="Path to a newline-delimited changed file list.")
+    args = parser.parse_args()
+
+    with open(args.targets, "r", encoding="utf-8") as file:
+        targets = json.load(file)
+
+    changed_files = read_changed_files(args.changed_files)
+    selected_targets = select_targets(targets, changed_files)
+
+    print("Changed files:")
+    for changed_file in changed_files:
+        print("  {}".format(changed_file))
+
+    print("Selected MemBrowse targets:")
+    for target in selected_targets:
+        print("  {}".format(target["target_name"]))
+
+    print("Selected {}/{} MemBrowse targets".format(len(selected_targets), len(targets)))
+    write_github_output(selected_targets, os.getenv("GITHUB_OUTPUT"))
+
+
+if __name__ == "__main__":
+    main()
-- 
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