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@kyessenov
kyessenov / gist:89898dc767c05b40f17668676563b38b
Created March 23, 2023 19:39
Wasm ABI surface
* Logging:
extern "C" WasmResult proxy_log(LogLevel level, const char *logMessage, size_t messageSize);
extern "C" WasmResult proxy_get_log_level(LogLevel *level);
* Timers:
extern "C" WasmResult proxy_set_tick_period_milliseconds(uint32_t millisecond);
* Attribute accessors:
extern "C" WasmResult proxy_get_property(const char *path_ptr, size_t path_size,
@kyessenov
kyessenov / quic-faultyconnect-sanitizer
Created August 29, 2022 17:03
[ RUN ] DownstreamProtocols/DownstreamProtocolIntegrationTest.FaultyFilterWithConnect/IPv6_Http3Downstream_HttpUpstreamNghttp2NoDeferredProcessing
=================================================================
==17==ERROR: AddressSanitizer: heap-use-after-free on address 0x60f00005da80 at pc 0x0000089bf500 bp 0x7ffd5d49f4a0 sp 0x7ffd5d49f498
READ of size 8 at 0x60f00005da80 thread T0
#0 0x89bf4ff in Envoy::Http::StreamCallbackHelper::runResetCallbacks(Envoy::Http::StreamResetReason) /proc/self/cwd/./source/common/http/codec_helper.h:51:20
#1 0x962bdf6 in Envoy::Quic::EnvoyQuicClientStream::ResetWithError(quic::QuicResetStreamError) /proc/self/cwd/source/common/quic/envoy_quic_client_stream.cc:348:3
#2 0x9cdf101 in quic::QuicStream::Reset(quic::QuicRstStreamErrorCode) /proc/self/cwd/external/com_github_google_quiche/quiche/quic/core/quic_stream.cc:595:3
#3 0x961ed2d in Envoy::Quic::EnvoyQuicClientStream::resetStream(Envoy::Http::StreamResetReason) /proc/self/cwd/source/common/quic/envoy
@kyessenov
kyessenov / rate-limit.yaml
Created January 12, 2022 19:42
static_resources:
listeners:
- address:
socket_address:
address: 0.0.0.0
port_value: 8081
traffic_direction: INBOUND
filter_chains:
- filters:
- name: inbound-http-proxy
@kyessenov
kyessenov / http-connect.yaml
Created January 11, 2022 04:11
bootstrap_extensions:
- name: envoy.bootstrap.internal_listener_registry
typed_config:
"@type": "type.googleapis.com/google.protobuf.Struct"
admin:
access_log_path: "/dev/null"
address:
socket_address:
address: 0.0.0.0
port_value: 10000
@kyessenov
kyessenov / gist:16a09bf62ff679b98223e2322fef4982
Created August 28, 2020 22:59
static_resources:
listeners:
- address:
socket_address:
address: 0.0.0.0
port_value: 8081
traffic_direction: INBOUND
filter_chains:
- filters:
- name: inbound-http-proxy
@kyessenov
kyessenov / gist:d0a33e795dacbaaa55a824d3ee1ffed0
Created August 18, 2020 18:04
==12==ERROR: AddressSanitizer: heap-use-after-free on address 0x60300077c538 at pc 0x00001381b534 bp 0x7ffd3972c9b0 sp 0x7ffd3972c9a8
READ of size 8 at 0x60300077c538 thread T0
#0 0x1381b533 in std::__shared_count<(__gnu_cxx::_Lock_policy)2>::~__shared_count() /usr/bin/../lib/gcc/x86_64-linux-gnu/8/../../../../include/c++/8/bits/shared_ptr_base.h:727:6
#1 0x13c5e5d5 in std::__shared_ptr<Envoy::Upstream::Host, (__gnu_cxx::_Lock_policy)2>::~__shared_ptr() /usr/bin/../lib/gcc/x86_64-linux-gnu/8/../../../../include/c++/8/bits/shared_ptr_base.h:1167:31
#2 0x13c33ce1 in std::shared_ptr<Envoy::Upstream::Host>::~shared_ptr() /usr/bin/../lib/gcc/x86_64-linux-gnu/8/../../../../include/c++/8/bits/shared_ptr.h:103:11
#3 0x13ca152e in void std::_Destroy<std::shared_ptr<Envoy::Upstream::Host> >(std::shared_ptr<Envoy::Upstream::Host>*) /usr/bin/../lib/gcc/x86_64-linux-gnu/8/../../../../include/c++/8/bits/stl_construct.h:98:19
#4 0x13ca148b in void std::_Destroy_aux<false>::__destroy<std::shared_ptr<Envoy
@kyessenov
kyessenov / gist:edc9759bbd9e5161fe47aec71368500e
Created August 18, 2020 17:38
#0 0x00000000029251fc in tcmalloc::SLL_Next(void*) ()
#1 0x00000000029251bb in tcmalloc::SLL_TryPop(void**, void**) ()
#2 0x000000000292511f in tcmalloc::ThreadCache::FreeList::TryPop(void**) ()
#3 0x00000000029fcfc5 in tc_newarray ()
#4 0x0000000000456507 in __gnu_cxx::new_allocator<char>::allocate(unsigned long, void const*) ()
#5 0x000000000045644c in std::allocator_traits<std::allocator<char> >::allocate(std::allocator<char>&, unsigned long) ()
#6 0x000000000045628a in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_create(unsigned long&, unsigned long) ()
#7 0x00000000004593b6 in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_mutate(unsigned long, unsigned long, char const*, unsigned long) ()
#8 0x00000000005ab280 in std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >::_M_replace(unsigned long, unsigned long, char const*, unsigned long) ()
#9 0x00000000009b61ac in std::__cxx11::basic_string<char
@kyessenov
kyessenov / gist:f5c1645c83cc60f1610c0ab0d771dda3
Created February 20, 2020 02:12
[2020-02-19 17:11:30.811][3730][warning][config] [bazel-out/k8-fastbuild/bin/external/envoy/source/common/config/_virtual_includes/grpc_stream_lib/common/config/grpc_stream.h:92] StreamAggregatedResources gRPC config stream closed: 13,
[2020-02-19 17:11:30.812][3730][info][main] [external/envoy/source/server/server.cc:595] exiting
[2020-02-19 17:11:30.815][3730][critical][backtrace] [bazel-out/k8-fastbuild/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:83] Caught Segmentation fault, suspect faulting address 0x0
[2020-02-19 17:11:30.815][3730][critical][backtrace] [bazel-out/k8-fastbuild/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:70] Backtrace (use tools/stack_decode.py to get line numbers):
[2020-02-19 17:11:30.815][3730][critical][backtrace] [bazel-out/k8-fastbuild/bin/external/envoy/source/server/_virtual_includes/backtrace_lib/server/backtrace.h:71] Envoy version: d3e3f089826410541481e591ca61ee228758867d/1.14.0-dev/Modified/DEBUG
@kyessenov
kyessenov / crash in envoy-wasm?
Created February 3, 2020 20:41
extensions/stackdriver/stackdriver.cc:202:14: runtime error: member call on null pointer of type 'Extensions::Stackdriver::Log::Logger'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior extensions/stackdriver/stackdriver.cc:202:14 in
extensions/stackdriver/log/logger.cc:180:14: runtime error: member call on null pointer of type 'Extensions::Stackdriver::Log::Logger *'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior extensions/stackdriver/log/logger.cc:180:14 in
extensions/stackdriver/log/logger.cc:158:14: runtime error: member call on null pointer of type 'Extensions::Stackdriver::Log::Logger *'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior extensions/stackdriver/log/logger.cc:158:14 in
AddressSanitizer:DEADLYSIGNAL
=================================================================
==21724==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000020 (pc 0x5596aa1e4dfc bp 0x7ffdc30f3360 sp 0x7ffdc30f31c0 T0)
==21724==The signal is caused by a READ memory access.
@kyessenov
kyessenov / gist:151ef169d595ce4440290ffae5913ac5
Created January 23, 2020 01:58
[ RUN ] RouterUpstreamLogTest.LogTimestampsAndDurations
=================================================================
==16==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x6250000ca678 at pc 0x00002701ebd4 bp 0x7ffc2507feb0 sp 0x7ffc2507fea8
WRITE of size 1 at 0x6250000ca678 thread T0
#0 0x2701ebd3 in Envoy::Router::TestFilter::TestFilter(Envoy::Router::FilterConfig&) /proc/self/cwd/test/common/router/router_test.cc:86:8
#1 0x271d226b in Envoy::Router::RouterUpstreamLogTest::init(absl::optional<envoy::config::accesslog::v3::AccessLog>) /proc/self/cwd/test/common/router/router_upstream_log_test.cc:96:23
#2 0x271cc529 in Envoy::Router::RouterUpstreamLogTest_LogTimestampsAndDurations_Test::TestBody() /proc/self/cwd/test/common/router/router_upstream_log_test.cc:294:3
#3 0x40237ce4 in void testing::internal::HandleSehExceptionsInMethodIfSupported<testing::Test, void>(testing::Test*, void (testing::Test::*)(), char const*) /proc/self/cwd/external/com_google_googletest/googletest