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Unified Diff: infra_libs/ts_mon/common/pb_to_popo.py

Issue 2114073002: Add HttpsMonitor (Closed) Base URL: https://chromium.googlesource.com/infra/infra.git@master
Patch Set: Fix Created 4 years, 5 months ago
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Index: infra_libs/ts_mon/common/pb_to_popo.py
diff --git a/infra_libs/ts_mon/common/pb_to_popo.py b/infra_libs/ts_mon/common/pb_to_popo.py
new file mode 100644
index 0000000000000000000000000000000000000000..ff8d352c0ad18c658a6f013f150004f45f2e9525
--- /dev/null
+++ b/infra_libs/ts_mon/common/pb_to_popo.py
@@ -0,0 +1,43 @@
+# Copyright 2015 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import logging
+
+from google.protobuf.descriptor import FieldDescriptor as fd
+
+def convert(pb):
+ """Convert protobuf to plain-old-python-object"""
+ obj = {}
+ for field, value in pb.ListFields():
+ if field.label == fd.LABEL_REPEATED:
+ obj[field.name] = list(_get_json_func(field.type)(v) for v in value)
+ else:
+ obj[field.name] = _get_json_func(field.type)(value)
+ return obj
+
+def _get_json_func(field_type):
+ if field_type in _FD_TO_JSON:
+ return _FD_TO_JSON[field_type]
+ else:
+ logging.warning("pb_to_popo doesn't support converting %s", field_type)
+ return unicode
+
+_FD_TO_JSON = {
+ fd.TYPE_BOOL: bool,
+ fd.TYPE_DOUBLE: float,
+ fd.TYPE_ENUM: int,
+ fd.TYPE_FIXED32: float,
+ fd.TYPE_FIXED64: float,
+ fd.TYPE_FLOAT: float,
+ fd.TYPE_INT32: int,
+ fd.TYPE_INT64: long,
+ fd.TYPE_SFIXED32: float,
+ fd.TYPE_SFIXED64: float,
+ fd.TYPE_SINT32: int,
+ fd.TYPE_SINT64: long,
+ fd.TYPE_STRING: unicode,
+ fd.TYPE_UINT32: int,
+ fd.TYPE_UINT64: long,
+ fd.TYPE_MESSAGE: convert
+}

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