Initial commit.

.gitignore

@@ -0,0 +1 @@
+.mypy*

Dockerfile

@@ -0,0 +1,19 @@
+FROM python:3.9
+
+ARG UID=1000
+ARG GID=1000
+
+WORKDIR /src
+
+RUN groupadd -g $GID -o builder && \
+    useradd  -m -u $UID -g $GID -r builder && \
+    chown builder /src
+
+USER builder
+
+COPY . /src
+
+VOLUME /input
+VOLUME /output
+
+ENTRYPOINT ./entrypoint.sh

entrypoint.sh

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+
+input_dirs=""
+for dir in $(find /input -type d); do
+  input_dirs="${input_dirs} ${dir}"
+done
+
+./meshmerge.py /output ${input_dirs}

meshmerge.py

@@ -0,0 +1,57 @@
+#! /usr/bin/env python3
+
+import argparse
+import pathlib
+import json
+from typing import Dict, Any
+
+
+meshviewer_file_name = 'meshviewer.json'
+nodelist_file_name = 'nodelist.json'
+
+
+def _merge_nodelist(output_file_path: pathlib.PosixPath, input_files: list[pathlib.PosixPath]):
+    output_content: Dict[str, Any] = {
+        'version': '',
+        'updated_at': '',
+        'nodes': list()
+    }
+    for input_file in input_files:
+        json_content = json.loads(input_file.read_bytes())
+        output_content['version'] = json_content['version']
+        output_content['updated_at'] = json_content['updated_at']
+        output_content['nodes'].extend(json_content['nodes'])
+
+    with open(output_file_path, 'w') as output_file:
+        output_file.write(json.dumps(output_content))
+
+
+def _merge_meshviewer(output_file_path: pathlib.PosixPath, input_files: list[pathlib.PosixPath]):
+    output_content: Dict[str, Any] = {
+        'timestamp': '',
+        'nodes': list()
+    }
+    for input_file in input_files:
+        json_content = json.loads(input_file.read_bytes())
+        output_content['timestamp'] = json_content['timestamp']
+        output_content['nodes'].extend(json_content['nodes'])
+
+    with open(output_file_path, 'w') as output_file:
+        output_file.write(json.dumps(output_content))
+
+
+def _merge_files(output_dir: pathlib.PosixPath, dirs: list[pathlib.PosixPath]):
+    _merge_nodelist(output_dir.joinpath('nodelist.json'),
+                    [dir.joinpath('nodelist.json') for dir in dirs if dir.joinpath('nodelist.json').exists()])
+    _merge_meshviewer(output_dir.joinpath('meshviewer.json'),
+                      [dir.joinpath('meshviewer.json') for dir in dirs if dir.joinpath('meshviewer.json').exists()])
+
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser(description='Mergetool for meshviewer JSON files.')
+    parser.add_argument('output_dir', type=pathlib.Path, help='Output directory to receive the merged files.')
+    parser.add_argument('input_dir', nargs='+', type=pathlib.Path,
+                        help='Directory containing meshviewer.json and modelist.json.')
+
+    args = parser.parse_args()
+    _merge_files(args.output_dir, args.input_dir)

run_test.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+
+docker build --build-arg UID=$(id -u) \
+             --build-arg GID=$(id -g) \
+             -t meshmerger .
+
+docker run -it \
+           -v /input:$(pwd)/tests/test_data:ro \
+           -v /output:$(pwd)/tests/out:rw meshmerger