feat(api): add status endpoint

api/onnx_web/device_pool.py

@@ -1,7 +1,7 @@
 from concurrent.futures import Future, ThreadPoolExecutor, ProcessPoolExecutor
 from logging import getLogger
 from multiprocessing import Value
-from typing import Any, Callable, List, Optional, Tuple, Union
+from typing import Any, Callable, Dict, List, Optional, Tuple, Union
 
 logger = getLogger(__name__)
 
@@ -121,3 +121,6 @@ class DevicePoolExecutor:
         future = self.pool.submit(fn, context, *args, **kwargs)
         job = Job(key, future, context)
         self.jobs.append(job)
+
+    def status(self) -> Dict[str, Tuple[bool, int]]:
+        return [(job.future.done(), job.get_progress()) for job in self.jobs]

api/onnx_web/serve.py

@@ -606,6 +606,15 @@ def chain():
     return jsonify(json_params(output, params, size))
 
 
+@app.route('/api/cancel', methods=['PUT'])
+def cancel():
+    output_file = request.args.get('output', None)
+
+    cancel = executor.cancel(output_file)
+
+    return ready_reply(cancel)
+
+
 @app.route('/api/ready')
 def ready():
     output_file = request.args.get('output', None)
@@ -620,13 +629,9 @@ def ready():
     return ready_reply(done, progress=progress)
 
 
-@app.route('/api/cancel', methods=['PUT'])
+@app.route('/api/status')
-def cancel():
+def status():
-    output_file = request.args.get('output', None)
+    return jsonify(executor.status())
-
-    cancel = executor.cancel(output_file)
-
-    return ready_reply(cancel)
 
 
 @app.route('/output/<path:filename>')