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authorGeir Storli <geirst@verizonmedia.com>2020-06-30 10:46:43 +0200
committerGitHub <noreply@github.com>2020-06-30 10:46:43 +0200
commit5aea1d09520da60523f5f972b50890ce930d6d54 (patch)
tree10daab3e99414f6ac70ceb89864300291615a98a /logd
parent848174d1efea5d117db2accd228247e649c21803 (diff)
parent8c1b6e8cece2f1a317a05052e8bf35934680743e (diff)
Merge pull request #13729 from vespa-engine/arnej/filter-invalid-utf8
filter invalid UTF-8 (including encoded surrogates) to make protobuf …
Diffstat (limited to 'logd')
-rw-r--r--logd/src/logd/proto_converter.cpp3
-rw-r--r--logd/src/tests/proto_converter/proto_converter_test.cpp16
2 files changed, 18 insertions, 1 deletions
diff --git a/logd/src/logd/proto_converter.cpp b/logd/src/logd/proto_converter.cpp
index b3facd4ef4a..e4331e00480 100644
--- a/logd/src/logd/proto_converter.cpp
+++ b/logd/src/logd/proto_converter.cpp
@@ -1,6 +1,7 @@
// Copyright 2019 Oath Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "proto_converter.h"
+#include <vespa/vespalib/text/utf8.h>
using ns_log::LogMessage;
using ns_log::Logger;
@@ -59,7 +60,7 @@ ProtoConverter::log_message_to_proto(const LogMessage& message, ProtoLogMessage&
proto.set_service(message.service());
proto.set_component(message.component());
proto.set_level(convert_level(message.level()));
- proto.set_payload(message.payload());
+ proto.set_payload(vespalib::Utf8::filter_invalid_sequences(message.payload()));
}
}
diff --git a/logd/src/tests/proto_converter/proto_converter_test.cpp b/logd/src/tests/proto_converter/proto_converter_test.cpp
index aa0b00e34d6..702752e8482 100644
--- a/logd/src/tests/proto_converter/proto_converter_test.cpp
+++ b/logd/src/tests/proto_converter/proto_converter_test.cpp
@@ -84,5 +84,21 @@ TEST_F(LogRequestTest, log_messages_are_converted_to_request)
ProtoLogLevel::LogMessage_Level_EVENT, "bar_payload", proto.log_messages(1));
}
+// UTF-8 encoding of \U+FFFD
+#define FFFD "\xEF\xBF\xBD"
+
+TEST_F(LogRequestTest, invalid_utf8_is_filtered)
+{
+ messages.emplace_back(12345, "foo_host", 3, 5, "foo_service", "foo_component", Logger::info,
+ "valid: \xE2\x82\xAC and \xEF\xBF\xBA; semi-valid: \xED\xA0\xBD\xED\xB8\x80; invalid: \xCC surrogate \xED\xBF\xBF overlong \xC1\x81 end"
+ );
+ convert();
+ EXPECT_EQ(1, proto.log_messages_size());
+ expect_proto_log_message_equal(12345, "foo_host", 3, 5, "foo_service", "foo_component",
+ ProtoLogLevel::LogMessage_Level_INFO,
+ "valid: \xE2\x82\xAC and \xEF\xBF\xBA; semi-valid: " FFFD FFFD "; invalid: " FFFD " surrogate " FFFD " overlong " FFFD FFFD " end",
+ proto.log_messages(0));
+}
+
GTEST_MAIN_RUN_ALL_TESTS()