also generate .gitmodules metadata

Author: opajonk

.devcontainer/prepare_workspace.sh

@@ -17,8 +17,12 @@ GITA_PROJECT_HOME=$(pwd)/.gita
 mkdir -p "$GITA_PROJECT_HOME"
 export GITA_PROJECT_HOME
 
-# Generate .gita-workspace.csv from known_good.json
-python3 tools/known_good_to_gita_workspace.py known_good.json .gita-workspace.csv
+# Generate a few workspace metadata files from known_good.json:
+# - .gita-workspace.csv
+# - .gitmodules
+python3 tools/known_good_to_workspace_metadata.py --known-good known_good.json --gita-workspace .gita-workspace.csv --git-submodules .gitmodules
+
+# Replace git_overrides with local_path_overrides for Bazel
 python3 tools/update_module_from_known_good.py --override-type local_path
 
 # Automagically clone repositories listed in .gita-workspace.csv

.gitignore

@@ -27,3 +27,4 @@ __pycache__/
 /score_*/
 /.gita/
 /.gita-workspace.csv
+/.gitmodules

tools/known_good_to_gita_workspace.py tools/known_good_to_workspace_metadata.pytools/known_good_to_gita_workspace.py renamed to tools/known_good_to_workspace_metadata.py

@@ -13,16 +13,19 @@
 ]
 
 def main():
-    parser = argparse.ArgumentParser(description="Convert known_good.json to baseline.csv format.")
-    parser.add_argument("input_json", help="Path to known_good.json")
-    parser.add_argument("output_csv", help="Path to output baseline.csv")
+    parser = argparse.ArgumentParser(description="Convert known_good.json to workspace metadata files for gita and git submodules.")
+
+    parser.add_argument("--known-good", dest="known_good", default="known_good.json", help="Path to known_good.json")
+    parser.add_argument("--gita-workspace", dest="gita_workspace", default=".gita-workspace.csv", help="File to output gita workspace metadata")
+    parser.add_argument("--git-submodules",  dest="git_submodules", default=".gitmodules", help="File to output git submodules metadata")
     args = parser.parse_args()
 
-    with open(args.input_json, "r") as f:
+    with open(args.known_good, "r") as f:
         data = json.load(f)
 
     modules = data.get("modules", {})
-    rows = []
+    
+    gita_metadata = []
     for name, info in modules.items():
         repo_url = info.get("repo", "")
         if not repo_url:
@@ -39,12 +42,22 @@ def main():
 
         # gita format: {url},{name},{path},{prop['type']},{repo_flags},{branch}
         row = [repo_url, name, workspace_path, "", "", hash_]
-        rows.append(row)
+        gita_metadata.append(row)
 
-    with open(args.output_csv, "w", newline="") as f:
+    with open(args.gita_workspace, "w", newline="") as f:
         writer = csv.writer(f)
-        for row in rows:
+        for row in gita_metadata:
             writer.writerow(row)
 
+    with open(args.git_submodules, "w") as f:
+        for name, info in modules.items():
+            repo_url = info.get("repo", "")
+            branch = info.get("branch", "main")
+            workspace_path = name
+            f.write(f"[submodule \"{name}\"]\n")
+            f.write(f"\tpath = {workspace_path}\n")
+            f.write(f"\turl = {repo_url}\n")
+            f.write(f"\tbranch = {branch}\n")
+
 if __name__ == "__main__":
     main()