mirror of https://github.com/grpc/grpc.git
Bill Feng
7 years ago
commit
06d5c830aa
57 changed files with 1857 additions and 78 deletions
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/*
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* |
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* Copyright 2018 gRPC authors. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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* |
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*/ |
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#include <grpc/support/port_platform.h> |
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#include "src/core/lib/iomgr/buffer_list.h" |
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#include "src/core/lib/iomgr/port.h" |
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#include <grpc/support/log.h> |
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#ifdef GRPC_LINUX_ERRQUEUE |
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#include <time.h> |
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#include "src/core/lib/gprpp/memory.h" |
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namespace grpc_core { |
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void TracedBuffer::AddNewEntry(TracedBuffer** head, uint32_t seq_no, |
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void* arg) { |
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GPR_DEBUG_ASSERT(head != nullptr); |
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TracedBuffer* new_elem = New<TracedBuffer>(seq_no, arg); |
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/* Store the current time as the sendmsg time. */ |
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new_elem->ts_.sendmsg_time = gpr_now(GPR_CLOCK_REALTIME); |
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if (*head == nullptr) { |
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*head = new_elem; |
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return; |
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} |
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/* Append at the end. */ |
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TracedBuffer* ptr = *head; |
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while (ptr->next_ != nullptr) { |
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ptr = ptr->next_; |
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} |
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ptr->next_ = new_elem; |
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} |
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namespace { |
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/** Fills gpr_timespec gts based on values from timespec ts */ |
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void fill_gpr_from_timestamp(gpr_timespec* gts, const struct timespec* ts) { |
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gts->tv_sec = ts->tv_sec; |
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gts->tv_nsec = static_cast<int32_t>(ts->tv_nsec); |
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gts->clock_type = GPR_CLOCK_REALTIME; |
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} |
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/** The saved callback function that will be invoked when we get all the
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* timestamps that we are going to get for a TracedBuffer. */ |
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void (*timestamps_callback)(void*, grpc_core::Timestamps*, |
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grpc_error* shutdown_err); |
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} /* namespace */ |
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void TracedBuffer::ProcessTimestamp(TracedBuffer** head, |
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struct sock_extended_err* serr, |
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struct scm_timestamping* tss) { |
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GPR_DEBUG_ASSERT(head != nullptr); |
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TracedBuffer* elem = *head; |
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TracedBuffer* next = nullptr; |
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while (elem != nullptr) { |
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/* The byte number refers to the sequence number of the last byte which this
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* timestamp relates to. */ |
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if (serr->ee_data >= elem->seq_no_) { |
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switch (serr->ee_info) { |
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case SCM_TSTAMP_SCHED: |
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fill_gpr_from_timestamp(&(elem->ts_.scheduled_time), &(tss->ts[0])); |
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elem = elem->next_; |
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break; |
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case SCM_TSTAMP_SND: |
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fill_gpr_from_timestamp(&(elem->ts_.sent_time), &(tss->ts[0])); |
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elem = elem->next_; |
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break; |
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case SCM_TSTAMP_ACK: |
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fill_gpr_from_timestamp(&(elem->ts_.acked_time), &(tss->ts[0])); |
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/* Got all timestamps. Do the callback and free this TracedBuffer.
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* The thing below can be passed by value if we don't want the |
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* restriction on the lifetime. */ |
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timestamps_callback(elem->arg_, &(elem->ts_), GRPC_ERROR_NONE); |
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next = elem->next_; |
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Delete<TracedBuffer>(elem); |
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*head = elem = next; |
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break; |
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default: |
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abort(); |
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} |
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} else { |
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break; |
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} |
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} |
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} |
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void TracedBuffer::Shutdown(TracedBuffer** head, grpc_error* shutdown_err) { |
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GPR_DEBUG_ASSERT(head != nullptr); |
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TracedBuffer* elem = *head; |
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while (elem != nullptr) { |
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if (timestamps_callback) { |
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timestamps_callback(elem->arg_, &(elem->ts_), shutdown_err); |
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} |
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auto* next = elem->next_; |
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Delete<TracedBuffer>(elem); |
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elem = next; |
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} |
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*head = nullptr; |
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GRPC_ERROR_UNREF(shutdown_err); |
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} |
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void grpc_tcp_set_write_timestamps_callback(void (*fn)(void*, |
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grpc_core::Timestamps*, |
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grpc_error* error)) { |
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timestamps_callback = fn; |
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} |
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} /* namespace grpc_core */ |
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#else /* GRPC_LINUX_ERRQUEUE */ |
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namespace grpc_core { |
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void grpc_tcp_set_write_timestamps_callback(void (*fn)(void*, |
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grpc_core::Timestamps*, |
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grpc_error* error)) { |
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gpr_log(GPR_DEBUG, "Timestamps callback is not enabled for this platform"); |
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} |
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} /* namespace grpc_core */ |
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#endif /* GRPC_LINUX_ERRQUEUE */ |
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@ -0,0 +1,96 @@ |
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/*
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* |
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* Copyright 2018 gRPC authors. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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* |
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*/ |
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#ifndef GRPC_CORE_LIB_IOMGR_BUFFER_LIST_H |
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#define GRPC_CORE_LIB_IOMGR_BUFFER_LIST_H |
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#include <grpc/support/port_platform.h> |
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#include "src/core/lib/iomgr/port.h" |
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#include <grpc/support/time.h> |
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#include "src/core/lib/gprpp/memory.h" |
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#include "src/core/lib/iomgr/error.h" |
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#include "src/core/lib/iomgr/internal_errqueue.h" |
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namespace grpc_core { |
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struct Timestamps { |
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/* TODO(yashykt): This would also need to store OPTSTAT once support is added
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*/ |
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gpr_timespec sendmsg_time; |
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gpr_timespec scheduled_time; |
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gpr_timespec sent_time; |
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gpr_timespec acked_time; |
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}; |
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/** TracedBuffer is a class to keep track of timestamps for a specific buffer in
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* the TCP layer. We are only tracking timestamps for Linux kernels and hence |
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* this class would only be used by Linux platforms. For all other platforms, |
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* TracedBuffer would be an empty class. |
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* |
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* The timestamps collected are according to grpc_core::Timestamps declared |
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* above. |
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* |
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* A TracedBuffer list is kept track of using the head element of the list. If |
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* the head element of the list is nullptr, then the list is empty. |
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*/ |
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#ifdef GRPC_LINUX_ERRQUEUE |
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class TracedBuffer { |
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public: |
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/** Add a new entry in the TracedBuffer list pointed to by head. Also saves
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* sendmsg_time with the current timestamp. */ |
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static void AddNewEntry(grpc_core::TracedBuffer** head, uint32_t seq_no, |
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void* arg); |
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/** Processes a received timestamp based on sock_extended_err and
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* scm_timestamping structures. It will invoke the timestamps callback if the |
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* timestamp type is SCM_TSTAMP_ACK. */ |
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static void ProcessTimestamp(grpc_core::TracedBuffer** head, |
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struct sock_extended_err* serr, |
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struct scm_timestamping* tss); |
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/** Cleans the list by calling the callback for each traced buffer in the list
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* with timestamps that it has. */ |
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static void Shutdown(grpc_core::TracedBuffer** head, |
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grpc_error* shutdown_err); |
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private: |
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GPRC_ALLOW_CLASS_TO_USE_NON_PUBLIC_NEW |
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TracedBuffer(int seq_no, void* arg) |
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: seq_no_(seq_no), arg_(arg), next_(nullptr) {} |
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uint32_t seq_no_; /* The sequence number for the last byte in the buffer */ |
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void* arg_; /* The arg to pass to timestamps_callback */ |
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grpc_core::Timestamps ts_; /* The timestamps corresponding to this buffer */ |
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grpc_core::TracedBuffer* next_; /* The next TracedBuffer in the list */ |
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}; |
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#else /* GRPC_LINUX_ERRQUEUE */ |
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class TracedBuffer {}; |
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#endif /* GRPC_LINUX_ERRQUEUE */ |
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/** Sets the callback function to call when timestamps for a write are
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* collected. The callback does not own a reference to error. */ |
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void grpc_tcp_set_write_timestamps_callback(void (*fn)(void*, |
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grpc_core::Timestamps*, |
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grpc_error* error)); |
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}; /* namespace grpc_core */ |
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#endif /* GRPC_CORE_LIB_IOMGR_BUFFER_LIST_H */ |
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@ -0,0 +1,40 @@ |
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/*
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* |
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* Copyright 2018 gRPC authors. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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* |
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*/ |
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#include <grpc/support/port_platform.h> |
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#include "src/core/lib/iomgr/port.h" |
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#include "src/core/lib/iomgr/internal_errqueue.h" |
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#ifdef GRPC_POSIX_SOCKET_TCP |
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#ifdef GPR_LINUX |
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#include <linux/version.h> |
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#endif /* GPR_LINUX */ |
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bool kernel_supports_errqueue() { |
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#ifdef LINUX_VERSION_CODE |
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#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 0, 0) |
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return true; |
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#endif /* LINUX_VERSION_CODE <= KERNEL_VERSION(4, 0, 0) */ |
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#endif /* LINUX_VERSION_CODE */ |
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return false; |
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} |
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#endif /* GRPC_POSIX_SOCKET_TCP */ |
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/*
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* |
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* Copyright 2018 gRPC authors. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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* |
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*/ |
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/* This file contains constants defined in <linux/errqueue.h> and
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* <linux/net_tstamp.h> so as to allow collecting network timestamps in the |
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* kernel. This file allows tcp_posix.cc to compile on platforms that do not |
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* have <linux/errqueue.h> and <linux/net_tstamp.h>. |
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*/ |
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#ifndef GRPC_CORE_LIB_IOMGR_INTERNAL_ERRQUEUE_H |
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#define GRPC_CORE_LIB_IOMGR_INTERNAL_ERRQUEUE_H |
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#include <grpc/support/port_platform.h> |
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#include "src/core/lib/iomgr/port.h" |
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#ifdef GRPC_POSIX_SOCKET_TCP |
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#include <sys/types.h> |
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#include <time.h> |
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#ifdef GRPC_LINUX_ERRQUEUE |
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#include <linux/errqueue.h> |
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#include <linux/net_tstamp.h> |
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#include <sys/socket.h> |
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#endif /* GRPC_LINUX_ERRQUEUE */ |
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namespace grpc_core { |
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#ifdef GRPC_LINUX_ERRQUEUE |
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constexpr uint32_t kTimestampingSocketOptions = SOF_TIMESTAMPING_SOFTWARE | |
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SOF_TIMESTAMPING_OPT_ID | |
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SOF_TIMESTAMPING_OPT_TSONLY; |
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constexpr uint32_t kTimestampingRecordingOptions = |
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SOF_TIMESTAMPING_TX_SCHED | SOF_TIMESTAMPING_TX_SOFTWARE | |
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SOF_TIMESTAMPING_TX_ACK; |
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#endif /* GRPC_LINUX_ERRQUEUE */ |
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/* Returns true if kernel is capable of supporting errqueue and timestamping.
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* Currently allowing only linux kernels above 4.0.0 |
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*/ |
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bool kernel_supports_errqueue(); |
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} // namespace grpc_core
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#endif /* GRPC_POSIX_SOCKET_TCP */ |
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#endif /* GRPC_CORE_LIB_IOMGR_INTERNAL_ERRQUEUE_H */ |
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@ -0,0 +1,498 @@ |
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|
/*
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|
* |
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|
* Copyright 2018 gRPC authors. |
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|
* |
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|
* Licensed under the Apache License, Version 2.0 (the "License"); |
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|
* you may not use this file except in compliance with the License. |
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|
* You may obtain a copy of the License at |
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|
* |
||||||
|
* http://www.apache.org/licenses/LICENSE-2.0
|
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|
* |
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|
* Unless required by applicable law or agreed to in writing, software |
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|
* distributed under the License is distributed on an "AS IS" BASIS, |
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|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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|
* See the License for the specific language governing permissions and |
||||||
|
* limitations under the License. |
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|
* |
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|
*/ |
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|
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#include "test/core/end2end/end2end_tests.h" |
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#include <string.h> |
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#include <grpc/support/alloc.h> |
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#include <grpc/support/log.h> |
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#include <grpc/support/sync.h> |
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#include "src/core/ext/transport/inproc/inproc_transport.h" |
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#include "src/core/lib/surface/channel.h" |
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#include "src/core/lib/surface/completion_queue.h" |
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#include "src/core/lib/surface/server.h" |
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#include "test/core/util/port.h" |
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#include "test/core/util/test_config.h" |
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typedef struct inproc_fixture_data { |
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bool dummy; // reserved for future expansion. Struct can't be empty
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} inproc_fixture_data; |
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namespace { |
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template <typename F> |
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class CQDeletingCallback : public grpc_core::CQCallbackInterface { |
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public: |
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explicit CQDeletingCallback(F f) : func_(f) {} |
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~CQDeletingCallback() override {} |
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void Run(bool ok) override { |
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func_(ok); |
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grpc_core::Delete(this); |
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} |
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private: |
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|
F func_; |
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}; |
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template <typename F> |
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grpc_core::CQCallbackInterface* NewDeletingCallback(F f) { |
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return grpc_core::New<CQDeletingCallback<F>>(f); |
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} |
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class ShutdownCallback : public grpc_core::CQCallbackInterface { |
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|
public: |
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ShutdownCallback() : done_(false) { |
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gpr_mu_init(&mu_); |
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gpr_cv_init(&cv_); |
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|
} |
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|
~ShutdownCallback() override {} |
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void Run(bool ok) override { |
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|
gpr_log(GPR_DEBUG, "CQ shutdown notification invoked"); |
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|
gpr_mu_lock(&mu_); |
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|
done_ = true; |
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|
gpr_cv_broadcast(&cv_); |
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gpr_mu_unlock(&mu_); |
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|
} |
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// The Wait function waits for a specified amount of
|
||||||
|
// time for the completion of the shutdown and returns
|
||||||
|
// whether it was successfully shut down
|
||||||
|
bool Wait(gpr_timespec deadline) { |
||||||
|
gpr_mu_lock(&mu_); |
||||||
|
while (!done_ && !gpr_cv_wait(&cv_, &mu_, deadline)) { |
||||||
|
} |
||||||
|
bool ret = done_; |
||||||
|
gpr_mu_unlock(&mu_); |
||||||
|
return ret; |
||||||
|
} |
||||||
|
|
||||||
|
private: |
||||||
|
bool done_; |
||||||
|
gpr_mu mu_; |
||||||
|
gpr_cv cv_; |
||||||
|
}; |
||||||
|
|
||||||
|
ShutdownCallback* g_shutdown_callback; |
||||||
|
} // namespace
|
||||||
|
|
||||||
|
// The following global structure is the tag collection. It holds
|
||||||
|
// all information related to tags expected and tags received
|
||||||
|
// during the execution, with each callback setting a tag.
|
||||||
|
// The tag sets are implemented and checked using arrays and
|
||||||
|
// linear lookups (rather than maps) so that this test doesn't
|
||||||
|
// need the C++ standard library.
|
||||||
|
static gpr_mu tags_mu; |
||||||
|
static gpr_cv tags_cv; |
||||||
|
const size_t kAvailableTags = 4; |
||||||
|
bool tags[kAvailableTags]; |
||||||
|
bool tags_valid[kAvailableTags]; |
||||||
|
bool tags_expected[kAvailableTags]; |
||||||
|
bool tags_needed[kAvailableTags]; |
||||||
|
|
||||||
|
// Mark that a tag is expected; this function must be executed in the
|
||||||
|
// main thread only while there are no other threads altering the
|
||||||
|
// expectation set (e.g., by calling expect_tag or verify_tags)
|
||||||
|
static void expect_tag(intptr_t tag, bool ok) { |
||||||
|
size_t idx = static_cast<size_t>(tag); |
||||||
|
GPR_ASSERT(idx < kAvailableTags); |
||||||
|
tags_needed[idx] = true; |
||||||
|
tags_expected[idx] = ok; |
||||||
|
} |
||||||
|
|
||||||
|
// Check that the expected tags have reached, within a certain
|
||||||
|
// deadline. This must also be executed only on the main thread while
|
||||||
|
// there are no other threads altering the expectation set (e.g., by
|
||||||
|
// calling expect_tag or verify_tags). The tag verifier doesn't have
|
||||||
|
// to drive the CQ at all (unlike the next-based end2end tests)
|
||||||
|
// because the tags will get set when the callbacks are executed,
|
||||||
|
// which happens when a particular batch related to a callback is
|
||||||
|
// complete.
|
||||||
|
static void verify_tags(gpr_timespec deadline) { |
||||||
|
bool done = false; |
||||||
|
|
||||||
|
gpr_mu_lock(&tags_mu); |
||||||
|
while (!done) { |
||||||
|
done = gpr_time_cmp(gpr_now(GPR_CLOCK_MONOTONIC), deadline) > 0; |
||||||
|
for (size_t i = 0; i < kAvailableTags; i++) { |
||||||
|
if (tags_needed[i]) { |
||||||
|
if (tags_valid[i]) { |
||||||
|
gpr_log(GPR_DEBUG, "Verifying tag %d", static_cast<int>(i)); |
||||||
|
if (tags[i] != tags_expected[i]) { |
||||||
|
gpr_log(GPR_ERROR, "Got wrong result (%d instead of %d) for tag %d", |
||||||
|
tags[i], tags_expected[i], static_cast<int>(i)); |
||||||
|
GPR_ASSERT(false); |
||||||
|
} |
||||||
|
tags_valid[i] = false; |
||||||
|
tags_needed[i] = false; |
||||||
|
} else if (done) { |
||||||
|
gpr_log(GPR_ERROR, "Didn't get tag %d", static_cast<int>(i)); |
||||||
|
GPR_ASSERT(false); |
||||||
|
} |
||||||
|
} |
||||||
|
} |
||||||
|
bool empty = true; |
||||||
|
for (size_t i = 0; i < kAvailableTags; i++) { |
||||||
|
if (tags_needed[i]) { |
||||||
|
empty = false; |
||||||
|
} |
||||||
|
} |
||||||
|
done = done || empty; |
||||||
|
if (done) { |
||||||
|
for (size_t i = 0; i < kAvailableTags; i++) { |
||||||
|
if (tags_valid[i]) { |
||||||
|
gpr_log(GPR_ERROR, "Got unexpected tag %d and result %d", |
||||||
|
static_cast<int>(i), tags[i]); |
||||||
|
GPR_ASSERT(false); |
||||||
|
} |
||||||
|
tags_valid[i] = false; |
||||||
|
} |
||||||
|
} else { |
||||||
|
gpr_cv_wait(&tags_cv, &tags_mu, deadline); |
||||||
|
} |
||||||
|
} |
||||||
|
gpr_mu_unlock(&tags_mu); |
||||||
|
} |
||||||
|
|
||||||
|
// This function creates a callback functor that emits the
|
||||||
|
// desired tag into the global tag set
|
||||||
|
static grpc_core::CQCallbackInterface* tag(intptr_t t) { |
||||||
|
auto func = [t](bool ok) { |
||||||
|
gpr_mu_lock(&tags_mu); |
||||||
|
gpr_log(GPR_DEBUG, "Completing operation %" PRIdPTR, t); |
||||||
|
bool was_empty = true; |
||||||
|
for (size_t i = 0; i < kAvailableTags; i++) { |
||||||
|
if (tags_valid[i]) { |
||||||
|
was_empty = false; |
||||||
|
} |
||||||
|
} |
||||||
|
size_t idx = static_cast<size_t>(t); |
||||||
|
tags[idx] = ok; |
||||||
|
tags_valid[idx] = true; |
||||||
|
if (was_empty) { |
||||||
|
gpr_cv_signal(&tags_cv); |
||||||
|
} |
||||||
|
gpr_mu_unlock(&tags_mu); |
||||||
|
}; |
||||||
|
auto cb = NewDeletingCallback(func); |
||||||
|
return cb; |
||||||
|
} |
||||||
|
|
||||||
|
static grpc_end2end_test_fixture inproc_create_fixture( |
||||||
|
grpc_channel_args* client_args, grpc_channel_args* server_args) { |
||||||
|
grpc_end2end_test_fixture f; |
||||||
|
inproc_fixture_data* ffd = static_cast<inproc_fixture_data*>( |
||||||
|
gpr_malloc(sizeof(inproc_fixture_data))); |
||||||
|
memset(&f, 0, sizeof(f)); |
||||||
|
|
||||||
|
f.fixture_data = ffd; |
||||||
|
g_shutdown_callback = grpc_core::New<ShutdownCallback>(); |
||||||
|
f.cq = |
||||||
|
grpc_completion_queue_create_for_callback(g_shutdown_callback, nullptr); |
||||||
|
f.shutdown_cq = grpc_completion_queue_create_for_pluck(nullptr); |
||||||
|
|
||||||
|
return f; |
||||||
|
} |
||||||
|
|
||||||
|
void inproc_init_client(grpc_end2end_test_fixture* f, |
||||||
|
grpc_channel_args* client_args) { |
||||||
|
f->client = grpc_inproc_channel_create(f->server, client_args, nullptr); |
||||||
|
GPR_ASSERT(f->client); |
||||||
|
} |
||||||
|
|
||||||
|
void inproc_init_server(grpc_end2end_test_fixture* f, |
||||||
|
grpc_channel_args* server_args) { |
||||||
|
if (f->server) { |
||||||
|
grpc_server_destroy(f->server); |
||||||
|
} |
||||||
|
f->server = grpc_server_create(server_args, nullptr); |
||||||
|
grpc_server_register_completion_queue(f->server, f->cq, nullptr); |
||||||
|
grpc_server_start(f->server); |
||||||
|
} |
||||||
|
|
||||||
|
void inproc_tear_down(grpc_end2end_test_fixture* f) { |
||||||
|
inproc_fixture_data* ffd = static_cast<inproc_fixture_data*>(f->fixture_data); |
||||||
|
gpr_free(ffd); |
||||||
|
} |
||||||
|
|
||||||
|
static grpc_end2end_test_fixture begin_test(grpc_end2end_test_config config, |
||||||
|
const char* test_name, |
||||||
|
grpc_channel_args* client_args, |
||||||
|
grpc_channel_args* server_args) { |
||||||
|
grpc_end2end_test_fixture f; |
||||||
|
gpr_log(GPR_INFO, "Running test: %s/%s", test_name, config.name); |
||||||
|
f = config.create_fixture(client_args, server_args); |
||||||
|
config.init_server(&f, server_args); |
||||||
|
config.init_client(&f, client_args); |
||||||
|
return f; |
||||||
|
} |
||||||
|
|
||||||
|
static gpr_timespec n_seconds_from_now(int n) { |
||||||
|
return grpc_timeout_seconds_to_deadline(n); |
||||||
|
} |
||||||
|
|
||||||
|
static gpr_timespec five_seconds_from_now() { return n_seconds_from_now(5); } |
||||||
|
|
||||||
|
static void drain_cq(grpc_completion_queue* cq) { |
||||||
|
// Wait for the shutdown callback to arrive, or fail the test
|
||||||
|
GPR_ASSERT(g_shutdown_callback->Wait(five_seconds_from_now())); |
||||||
|
gpr_log(GPR_DEBUG, "CQ shutdown wait complete"); |
||||||
|
grpc_core::Delete(g_shutdown_callback); |
||||||
|
} |
||||||
|
|
||||||
|
static void shutdown_server(grpc_end2end_test_fixture* f) { |
||||||
|
if (!f->server) return; |
||||||
|
grpc_server_shutdown_and_notify( |
||||||
|
f->server, f->shutdown_cq, |
||||||
|
reinterpret_cast<void*>(static_cast<intptr_t>(1000))); |
||||||
|
GPR_ASSERT( |
||||||
|
grpc_completion_queue_pluck(f->shutdown_cq, (void*)((intptr_t)1000), |
||||||
|
grpc_timeout_seconds_to_deadline(5), nullptr) |
||||||
|
.type == GRPC_OP_COMPLETE); |
||||||
|
grpc_server_destroy(f->server); |
||||||
|
f->server = nullptr; |
||||||
|
} |
||||||
|
|
||||||
|
static void shutdown_client(grpc_end2end_test_fixture* f) { |
||||||
|
if (!f->client) return; |
||||||
|
grpc_channel_destroy(f->client); |
||||||
|
f->client = nullptr; |
||||||
|
} |
||||||
|
|
||||||
|
static void end_test(grpc_end2end_test_fixture* f) { |
||||||
|
shutdown_server(f); |
||||||
|
shutdown_client(f); |
||||||
|
|
||||||
|
grpc_completion_queue_shutdown(f->cq); |
||||||
|
drain_cq(f->cq); |
||||||
|
grpc_completion_queue_destroy(f->cq); |
||||||
|
grpc_completion_queue_destroy(f->shutdown_cq); |
||||||
|
} |
||||||
|
|
||||||
|
static void simple_request_body(grpc_end2end_test_config config, |
||||||
|
grpc_end2end_test_fixture f) { |
||||||
|
grpc_call* c; |
||||||
|
grpc_call* s; |
||||||
|
grpc_op ops[6]; |
||||||
|
grpc_op* op; |
||||||
|
grpc_metadata_array initial_metadata_recv; |
||||||
|
grpc_metadata_array trailing_metadata_recv; |
||||||
|
grpc_metadata_array request_metadata_recv; |
||||||
|
grpc_call_details call_details; |
||||||
|
grpc_status_code status; |
||||||
|
const char* error_string; |
||||||
|
grpc_call_error error; |
||||||
|
grpc_slice details; |
||||||
|
int was_cancelled = 2; |
||||||
|
char* peer; |
||||||
|
gpr_timespec deadline = five_seconds_from_now(); |
||||||
|
|
||||||
|
c = grpc_channel_create_call(f.client, nullptr, GRPC_PROPAGATE_DEFAULTS, f.cq, |
||||||
|
grpc_slice_from_static_string("/foo"), nullptr, |
||||||
|
deadline, nullptr); |
||||||
|
GPR_ASSERT(c); |
||||||
|
|
||||||
|
peer = grpc_call_get_peer(c); |
||||||
|
GPR_ASSERT(peer != nullptr); |
||||||
|
gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer); |
||||||
|
gpr_free(peer); |
||||||
|
|
||||||
|
grpc_metadata_array_init(&initial_metadata_recv); |
||||||
|
grpc_metadata_array_init(&trailing_metadata_recv); |
||||||
|
grpc_metadata_array_init(&request_metadata_recv); |
||||||
|
grpc_call_details_init(&call_details); |
||||||
|
|
||||||
|
// Create a basic client unary request batch (no payload)
|
||||||
|
memset(ops, 0, sizeof(ops)); |
||||||
|
op = ops; |
||||||
|
op->op = GRPC_OP_SEND_INITIAL_METADATA; |
||||||
|
op->data.send_initial_metadata.count = 0; |
||||||
|
op->flags = 0; |
||||||
|
op->reserved = nullptr; |
||||||
|
op++; |
||||||
|
op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT; |
||||||
|
op->flags = 0; |
||||||
|
op->reserved = nullptr; |
||||||
|
op++; |
||||||
|
op->op = GRPC_OP_RECV_INITIAL_METADATA; |
||||||
|
op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv; |
||||||
|
op->flags = 0; |
||||||
|
op->reserved = nullptr; |
||||||
|
op++; |
||||||
|
op->op = GRPC_OP_RECV_STATUS_ON_CLIENT; |
||||||
|
op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv; |
||||||
|
op->data.recv_status_on_client.status = &status; |
||||||
|
op->data.recv_status_on_client.status_details = &details; |
||||||
|
op->data.recv_status_on_client.error_string = &error_string; |
||||||
|
op->flags = 0; |
||||||
|
op->reserved = nullptr; |
||||||
|
op++; |
||||||
|
error = grpc_call_start_batch(c, ops, static_cast<size_t>(op - ops), tag(1), |
||||||
|
nullptr); |
||||||
|
GPR_ASSERT(GRPC_CALL_OK == error); |
||||||
|
|
||||||
|
// Register a call at the server-side to match the incoming client call
|
||||||
|
error = grpc_server_request_call(f.server, &s, &call_details, |
||||||
|
&request_metadata_recv, f.cq, f.cq, tag(2)); |
||||||
|
GPR_ASSERT(GRPC_CALL_OK == error); |
||||||
|
|
||||||
|
// We expect that the server call creation callback (and no others) will
|
||||||
|
// execute now since no other batch should be complete.
|
||||||
|
expect_tag(2, true); |
||||||
|
verify_tags(deadline); |
||||||
|
|
||||||
|
peer = grpc_call_get_peer(s); |
||||||
|
GPR_ASSERT(peer != nullptr); |
||||||
|
gpr_log(GPR_DEBUG, "server_peer=%s", peer); |
||||||
|
gpr_free(peer); |
||||||
|
peer = grpc_call_get_peer(c); |
||||||
|
GPR_ASSERT(peer != nullptr); |
||||||
|
gpr_log(GPR_DEBUG, "client_peer=%s", peer); |
||||||
|
gpr_free(peer); |
||||||
|
|
||||||
|
// Create the server response batch (no payload)
|
||||||
|
memset(ops, 0, sizeof(ops)); |
||||||
|
op = ops; |
||||||
|
op->op = GRPC_OP_SEND_INITIAL_METADATA; |
||||||
|
op->data.send_initial_metadata.count = 0; |
||||||
|
op->flags = 0; |
||||||
|
op->reserved = nullptr; |
||||||
|
op++; |
||||||
|
op->op = GRPC_OP_SEND_STATUS_FROM_SERVER; |
||||||
|
op->data.send_status_from_server.trailing_metadata_count = 0; |
||||||
|
op->data.send_status_from_server.status = GRPC_STATUS_UNIMPLEMENTED; |
||||||
|
grpc_slice status_details = grpc_slice_from_static_string("xyz"); |
||||||
|
op->data.send_status_from_server.status_details = &status_details; |
||||||
|
op->flags = 0; |
||||||
|
op->reserved = nullptr; |
||||||
|
op++; |
||||||
|
op->op = GRPC_OP_RECV_CLOSE_ON_SERVER; |
||||||
|
op->data.recv_close_on_server.cancelled = &was_cancelled; |
||||||
|
op->flags = 0; |
||||||
|
op->reserved = nullptr; |
||||||
|
op++; |
||||||
|
error = grpc_call_start_batch(s, ops, static_cast<size_t>(op - ops), tag(3), |
||||||
|
nullptr); |
||||||
|
GPR_ASSERT(GRPC_CALL_OK == error); |
||||||
|
|
||||||
|
// Both the client request and server response batches should get complete
|
||||||
|
// now and we should see that their callbacks have been executed
|
||||||
|
expect_tag(3, true); |
||||||
|
expect_tag(1, true); |
||||||
|
verify_tags(deadline); |
||||||
|
|
||||||
|
GPR_ASSERT(status == GRPC_STATUS_UNIMPLEMENTED); |
||||||
|
GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz")); |
||||||
|
// the following sanity check makes sure that the requested error string is
|
||||||
|
// correctly populated by the core. It looks for certain substrings that are
|
||||||
|
// not likely to change much. Some parts of the error, like time created,
|
||||||
|
// obviously are not checked.
|
||||||
|
GPR_ASSERT(nullptr != strstr(error_string, "xyz")); |
||||||
|
GPR_ASSERT(nullptr != strstr(error_string, "description")); |
||||||
|
GPR_ASSERT(nullptr != strstr(error_string, "Error received from peer")); |
||||||
|
GPR_ASSERT(nullptr != strstr(error_string, "grpc_message")); |
||||||
|
GPR_ASSERT(nullptr != strstr(error_string, "grpc_status")); |
||||||
|
GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/foo")); |
||||||
|
GPR_ASSERT(0 == call_details.flags); |
||||||
|
GPR_ASSERT(was_cancelled == 1); |
||||||
|
|
||||||
|
grpc_slice_unref(details); |
||||||
|
gpr_free(static_cast<void*>(const_cast<char*>(error_string))); |
||||||
|
grpc_metadata_array_destroy(&initial_metadata_recv); |
||||||
|
grpc_metadata_array_destroy(&trailing_metadata_recv); |
||||||
|
grpc_metadata_array_destroy(&request_metadata_recv); |
||||||
|
grpc_call_details_destroy(&call_details); |
||||||
|
|
||||||
|
grpc_call_unref(c); |
||||||
|
grpc_call_unref(s); |
||||||
|
|
||||||
|
int expected_calls = 1; |
||||||
|
if (config.feature_mask & FEATURE_MASK_SUPPORTS_REQUEST_PROXYING) { |
||||||
|
expected_calls *= 2; |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
static void test_invoke_simple_request(grpc_end2end_test_config config) { |
||||||
|
grpc_end2end_test_fixture f; |
||||||
|
|
||||||
|
f = begin_test(config, "test_invoke_simple_request", nullptr, nullptr); |
||||||
|
simple_request_body(config, f); |
||||||
|
end_test(&f); |
||||||
|
config.tear_down_data(&f); |
||||||
|
} |
||||||
|
|
||||||
|
static void test_invoke_10_simple_requests(grpc_end2end_test_config config) { |
||||||
|
int i; |
||||||
|
grpc_end2end_test_fixture f = |
||||||
|
begin_test(config, "test_invoke_10_simple_requests", nullptr, nullptr); |
||||||
|
for (i = 0; i < 10; i++) { |
||||||
|
simple_request_body(config, f); |
||||||
|
gpr_log(GPR_INFO, "Running test: Passed simple request %d", i); |
||||||
|
} |
||||||
|
end_test(&f); |
||||||
|
config.tear_down_data(&f); |
||||||
|
} |
||||||
|
|
||||||
|
static void test_invoke_many_simple_requests(grpc_end2end_test_config config) { |
||||||
|
int i; |
||||||
|
const int many = 1000; |
||||||
|
grpc_end2end_test_fixture f = |
||||||
|
begin_test(config, "test_invoke_many_simple_requests", nullptr, nullptr); |
||||||
|
gpr_timespec t1 = gpr_now(GPR_CLOCK_MONOTONIC); |
||||||
|
for (i = 0; i < many; i++) { |
||||||
|
simple_request_body(config, f); |
||||||
|
} |
||||||
|
double us = |
||||||
|
gpr_timespec_to_micros(gpr_time_sub(gpr_now(GPR_CLOCK_MONOTONIC), t1)) / |
||||||
|
many; |
||||||
|
gpr_log(GPR_INFO, "Time per ping %f us", us); |
||||||
|
end_test(&f); |
||||||
|
config.tear_down_data(&f); |
||||||
|
} |
||||||
|
|
||||||
|
static void simple_request(grpc_end2end_test_config config) { |
||||||
|
int i; |
||||||
|
for (i = 0; i < 10; i++) { |
||||||
|
test_invoke_simple_request(config); |
||||||
|
} |
||||||
|
test_invoke_10_simple_requests(config); |
||||||
|
test_invoke_many_simple_requests(config); |
||||||
|
} |
||||||
|
|
||||||
|
static void simple_request_pre_init() { |
||||||
|
gpr_mu_init(&tags_mu); |
||||||
|
gpr_cv_init(&tags_cv); |
||||||
|
} |
||||||
|
|
||||||
|
/* All test configurations */ |
||||||
|
static grpc_end2end_test_config configs[] = { |
||||||
|
{"inproc-callback", FEATURE_MASK_SUPPORTS_AUTHORITY_HEADER, nullptr, |
||||||
|
inproc_create_fixture, inproc_init_client, inproc_init_server, |
||||||
|
inproc_tear_down}, |
||||||
|
}; |
||||||
|
|
||||||
|
int main(int argc, char** argv) { |
||||||
|
grpc_test_init(argc, argv); |
||||||
|
grpc_init(); |
||||||
|
|
||||||
|
simple_request_pre_init(); |
||||||
|
simple_request(configs[0]); |
||||||
|
|
||||||
|
grpc_shutdown(); |
||||||
|
|
||||||
|
return 0; |
||||||
|
} |
||||||
@ -0,0 +1,111 @@ |
|||||||
|
/*
|
||||||
|
* |
||||||
|
* Copyright 2018 gRPC authors. |
||||||
|
* |
||||||
|
* Licensed under the Apache License, Version 2.0 (the "License"); |
||||||
|
* you may not use this file except in compliance with the License. |
||||||
|
* You may obtain a copy of the License at |
||||||
|
* |
||||||
|
* http://www.apache.org/licenses/LICENSE-2.0
|
||||||
|
* |
||||||
|
* Unless required by applicable law or agreed to in writing, software |
||||||
|
* distributed under the License is distributed on an "AS IS" BASIS, |
||||||
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
||||||
|
* See the License for the specific language governing permissions and |
||||||
|
* limitations under the License. |
||||||
|
* |
||||||
|
*/ |
||||||
|
|
||||||
|
#include "src/core/lib/iomgr/port.h" |
||||||
|
|
||||||
|
#include "src/core/lib/iomgr/buffer_list.h" |
||||||
|
|
||||||
|
#include <grpc/grpc.h> |
||||||
|
|
||||||
|
#include "test/core/util/test_config.h" |
||||||
|
|
||||||
|
#ifdef GRPC_LINUX_ERRQUEUE |
||||||
|
|
||||||
|
static void TestShutdownFlushesListVerifier(void* arg, |
||||||
|
grpc_core::Timestamps* ts, |
||||||
|
grpc_error* error) { |
||||||
|
GPR_ASSERT(error == GRPC_ERROR_NONE); |
||||||
|
GPR_ASSERT(arg != nullptr); |
||||||
|
gpr_atm* done = reinterpret_cast<gpr_atm*>(arg); |
||||||
|
gpr_atm_rel_store(done, static_cast<gpr_atm>(1)); |
||||||
|
} |
||||||
|
|
||||||
|
/** Tests that all TracedBuffer elements in the list are flushed out on
|
||||||
|
* shutdown. |
||||||
|
* Also tests that arg is passed correctly. |
||||||
|
*/ |
||||||
|
static void TestShutdownFlushesList() { |
||||||
|
grpc_core::grpc_tcp_set_write_timestamps_callback( |
||||||
|
TestShutdownFlushesListVerifier); |
||||||
|
grpc_core::TracedBuffer* list = nullptr; |
||||||
|
#define NUM_ELEM 5 |
||||||
|
gpr_atm verifier_called[NUM_ELEM]; |
||||||
|
for (auto i = 0; i < NUM_ELEM; i++) { |
||||||
|
gpr_atm_rel_store(&verifier_called[i], static_cast<gpr_atm>(0)); |
||||||
|
grpc_core::TracedBuffer::AddNewEntry( |
||||||
|
&list, i, static_cast<void*>(&verifier_called[i])); |
||||||
|
} |
||||||
|
grpc_core::TracedBuffer::Shutdown(&list, GRPC_ERROR_NONE); |
||||||
|
GPR_ASSERT(list == nullptr); |
||||||
|
for (auto i = 0; i < NUM_ELEM; i++) { |
||||||
|
GPR_ASSERT(gpr_atm_acq_load(&verifier_called[i]) == |
||||||
|
static_cast<gpr_atm>(1)); |
||||||
|
} |
||||||
|
} |
||||||
|
|
||||||
|
static void TestVerifierCalledOnAckVerifier(void* arg, |
||||||
|
grpc_core::Timestamps* ts, |
||||||
|
grpc_error* error) { |
||||||
|
GPR_ASSERT(error == GRPC_ERROR_NONE); |
||||||
|
GPR_ASSERT(arg != nullptr); |
||||||
|
GPR_ASSERT(ts->acked_time.clock_type == GPR_CLOCK_REALTIME); |
||||||
|
GPR_ASSERT(ts->acked_time.tv_sec == 123); |
||||||
|
GPR_ASSERT(ts->acked_time.tv_nsec == 456); |
||||||
|
gpr_atm* done = reinterpret_cast<gpr_atm*>(arg); |
||||||
|
gpr_atm_rel_store(done, static_cast<gpr_atm>(1)); |
||||||
|
} |
||||||
|
|
||||||
|
/** Tests that the timestamp verifier is called on an ACK timestamp.
|
||||||
|
*/ |
||||||
|
static void TestVerifierCalledOnAck() { |
||||||
|
struct sock_extended_err serr; |
||||||
|
serr.ee_data = 213; |
||||||
|
serr.ee_info = SCM_TSTAMP_ACK; |
||||||
|
struct scm_timestamping tss; |
||||||
|
tss.ts[0].tv_sec = 123; |
||||||
|
tss.ts[0].tv_nsec = 456; |
||||||
|
grpc_core::grpc_tcp_set_write_timestamps_callback( |
||||||
|
TestVerifierCalledOnAckVerifier); |
||||||
|
grpc_core::TracedBuffer* list = nullptr; |
||||||
|
gpr_atm verifier_called; |
||||||
|
gpr_atm_rel_store(&verifier_called, static_cast<gpr_atm>(0)); |
||||||
|
grpc_core::TracedBuffer::AddNewEntry(&list, 213, &verifier_called); |
||||||
|
grpc_core::TracedBuffer::ProcessTimestamp(&list, &serr, &tss); |
||||||
|
GPR_ASSERT(gpr_atm_acq_load(&verifier_called) == static_cast<gpr_atm>(1)); |
||||||
|
GPR_ASSERT(list == nullptr); |
||||||
|
grpc_core::TracedBuffer::Shutdown(&list, GRPC_ERROR_NONE); |
||||||
|
} |
||||||
|
|
||||||
|
static void TestTcpBufferList() { |
||||||
|
TestVerifierCalledOnAck(); |
||||||
|
TestShutdownFlushesList(); |
||||||
|
} |
||||||
|
|
||||||
|
int main(int argc, char** argv) { |
||||||
|
grpc_test_init(argc, argv); |
||||||
|
grpc_init(); |
||||||
|
TestTcpBufferList(); |
||||||
|
grpc_shutdown(); |
||||||
|
return 0; |
||||||
|
} |
||||||
|
|
||||||
|
#else /* GRPC_LINUX_ERRQUEUE */ |
||||||
|
|
||||||
|
int main(int argc, char** argv) { return 0; } |
||||||
|
|
||||||
|
#endif /* GRPC_LINUX_ERRQUEUE */ |
||||||
Loading…
Reference in new issue