Rust: dump cargo metadata json data

Author: aibaars

Diff for: rust/tools/autobuild.py

@@ -16,7 +16,16 @@ def get_cargo_metadata():
 
 CODEQL_EXTRACTOR_RUST_ROOT = os.environ.get("CODEQL_EXTRACTOR_RUST_ROOT")
 CODEQL_PLATFORM = os.environ.get("CODEQL_PLATFORM")
+database = os.environ.get("CODEQL_EXTRACTOR_RUST_WIP_DATABASE")
+scratch_dir = os.environ.get("CODEQL_EXTRACTOR_RUST_SCRATCH_DIR")
 metadata = get_cargo_metadata()
+metadata_file = os.path.join(scratch_dir, "metadata_file.yaml")
+with open(metadata_file, "w") as f:
+    f.write("---\n")
+    f.write(json.dumps(metadata, indent=4))
+
+subprocess.run(["codeql", "database", "index-files", database,
+               "-lyaml", "--working-dir", scratch_dir, "--include", "metadata_file.yaml"])
 for package in metadata['packages']:
     for target in package['targets']:
         if 'lib' in target['kind']: