http://git-wip-us.apache.org/repos/asf/hadoop/blob/b78c94f4/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/dev_poll_reactor.ipp ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/dev_poll_reactor.ipp b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/dev_poll_reactor.ipp new file mode 100644 index 0000000..1f365df --- /dev/null +++ b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/dev_poll_reactor.ipp @@ -0,0 +1,445 @@ +// +// detail/impl/dev_poll_reactor.ipp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2014 Christopher M. Kohlhoff (chris at kohlhoff dot com) +// +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// + +#ifndef ASIO_DETAIL_IMPL_DEV_POLL_REACTOR_IPP +#define ASIO_DETAIL_IMPL_DEV_POLL_REACTOR_IPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include "asio/detail/config.hpp" + +#if defined(ASIO_HAS_DEV_POLL) + +#include "asio/detail/dev_poll_reactor.hpp" +#include "asio/detail/assert.hpp" +#include "asio/detail/throw_error.hpp" +#include "asio/error.hpp" + +#include "asio/detail/push_options.hpp" + +namespace asio { +namespace detail { + +dev_poll_reactor::dev_poll_reactor(asio::io_service& io_service) + : asio::detail::service_base<dev_poll_reactor>(io_service), + io_service_(use_service<io_service_impl>(io_service)), + mutex_(), + dev_poll_fd_(do_dev_poll_create()), + interrupter_(), + shutdown_(false) +{ + // Add the interrupter's descriptor to /dev/poll. + ::pollfd ev = { 0, 0, 0 }; + ev.fd = interrupter_.read_descriptor(); + ev.events = POLLIN | POLLERR; + ev.revents = 0; + ::write(dev_poll_fd_, &ev, sizeof(ev)); +} + +dev_poll_reactor::~dev_poll_reactor() +{ + shutdown_service(); + ::close(dev_poll_fd_); +} + +void dev_poll_reactor::shutdown_service() +{ + asio::detail::mutex::scoped_lock lock(mutex_); + shutdown_ = true; + lock.unlock(); + + op_queue<operation> ops; + + for (int i = 0; i < max_ops; ++i) + op_queue_[i].get_all_operations(ops); + + timer_queues_.get_all_timers(ops); + + io_service_.abandon_operations(ops); +} + +// Helper class to re-register all descriptors with /dev/poll. +class dev_poll_reactor::fork_helper +{ +public: + fork_helper(dev_poll_reactor* reactor, short events) + : reactor_(reactor), events_(events) + { + } + + bool set(int descriptor) + { + ::pollfd& ev = reactor_->add_pending_event_change(descriptor); + ev.events = events_; + return true; + } + +private: + dev_poll_reactor* reactor_; + short events_; +}; + +void dev_poll_reactor::fork_service(asio::io_service::fork_event fork_ev) +{ + if (fork_ev == asio::io_service::fork_child) + { + detail::mutex::scoped_lock lock(mutex_); + + if (dev_poll_fd_ != -1) + ::close(dev_poll_fd_); + dev_poll_fd_ = -1; + dev_poll_fd_ = do_dev_poll_create(); + + interrupter_.recreate(); + + // Add the interrupter's descriptor to /dev/poll. + ::pollfd ev = { 0, 0, 0 }; + ev.fd = interrupter_.read_descriptor(); + ev.events = POLLIN | POLLERR; + ev.revents = 0; + ::write(dev_poll_fd_, &ev, sizeof(ev)); + + // Re-register all descriptors with /dev/poll. The changes will be written + // to the /dev/poll descriptor the next time the reactor is run. + op_queue<operation> ops; + fork_helper read_op_helper(this, POLLERR | POLLHUP | POLLIN); + op_queue_[read_op].get_descriptors(read_op_helper, ops); + fork_helper write_op_helper(this, POLLERR | POLLHUP | POLLOUT); + op_queue_[write_op].get_descriptors(write_op_helper, ops); + fork_helper except_op_helper(this, POLLERR | POLLHUP | POLLPRI); + op_queue_[except_op].get_descriptors(except_op_helper, ops); + interrupter_.interrupt(); + + // The ops op_queue will always be empty because the fork_helper's set() + // member function never returns false. + ASIO_ASSERT(ops.empty()); + } +} + +void dev_poll_reactor::init_task() +{ + io_service_.init_task(); +} + +int dev_poll_reactor::register_descriptor(socket_type, per_descriptor_data&) +{ + return 0; +} + +int dev_poll_reactor::register_internal_descriptor(int op_type, + socket_type descriptor, per_descriptor_data&, reactor_op* op) +{ + asio::detail::mutex::scoped_lock lock(mutex_); + + op_queue_[op_type].enqueue_operation(descriptor, op); + ::pollfd& ev = add_pending_event_change(descriptor); + ev.events = POLLERR | POLLHUP; + switch (op_type) + { + case read_op: ev.events |= POLLIN; break; + case write_op: ev.events |= POLLOUT; break; + case except_op: ev.events |= POLLPRI; break; + default: break; + } + interrupter_.interrupt(); + + return 0; +} + +void dev_poll_reactor::move_descriptor(socket_type, + dev_poll_reactor::per_descriptor_data&, + dev_poll_reactor::per_descriptor_data&) +{ +} + +void dev_poll_reactor::start_op(int op_type, socket_type descriptor, + dev_poll_reactor::per_descriptor_data&, reactor_op* op, + bool is_continuation, bool allow_speculative) +{ + asio::detail::mutex::scoped_lock lock(mutex_); + + if (shutdown_) + { + post_immediate_completion(op, is_continuation); + return; + } + + if (allow_speculative) + { + if (op_type != read_op || !op_queue_[except_op].has_operation(descriptor)) + { + if (!op_queue_[op_type].has_operation(descriptor)) + { + if (op->perform()) + { + lock.unlock(); + io_service_.post_immediate_completion(op, is_continuation); + return; + } + } + } + } + + bool first = op_queue_[op_type].enqueue_operation(descriptor, op); + io_service_.work_started(); + if (first) + { + ::pollfd& ev = add_pending_event_change(descriptor); + ev.events = POLLERR | POLLHUP; + if (op_type == read_op + || op_queue_[read_op].has_operation(descriptor)) + ev.events |= POLLIN; + if (op_type == write_op + || op_queue_[write_op].has_operation(descriptor)) + ev.events |= POLLOUT; + if (op_type == except_op + || op_queue_[except_op].has_operation(descriptor)) + ev.events |= POLLPRI; + interrupter_.interrupt(); + } +} + +void dev_poll_reactor::cancel_ops(socket_type descriptor, + dev_poll_reactor::per_descriptor_data&) +{ + asio::detail::mutex::scoped_lock lock(mutex_); + cancel_ops_unlocked(descriptor, asio::error::operation_aborted); +} + +void dev_poll_reactor::deregister_descriptor(socket_type descriptor, + dev_poll_reactor::per_descriptor_data&, bool) +{ + asio::detail::mutex::scoped_lock lock(mutex_); + + // Remove the descriptor from /dev/poll. + ::pollfd& ev = add_pending_event_change(descriptor); + ev.events = POLLREMOVE; + interrupter_.interrupt(); + + // Cancel any outstanding operations associated with the descriptor. + cancel_ops_unlocked(descriptor, asio::error::operation_aborted); +} + +void dev_poll_reactor::deregister_internal_descriptor( + socket_type descriptor, dev_poll_reactor::per_descriptor_data&) +{ + asio::detail::mutex::scoped_lock lock(mutex_); + + // Remove the descriptor from /dev/poll. Since this function is only called + // during a fork, we can apply the change immediately. + ::pollfd ev = { 0, 0, 0 }; + ev.fd = descriptor; + ev.events = POLLREMOVE; + ev.revents = 0; + ::write(dev_poll_fd_, &ev, sizeof(ev)); + + // Destroy all operations associated with the descriptor. + op_queue<operation> ops; + asio::error_code ec; + for (int i = 0; i < max_ops; ++i) + op_queue_[i].cancel_operations(descriptor, ops, ec); +} + +void dev_poll_reactor::run(bool block, op_queue<operation>& ops) +{ + asio::detail::mutex::scoped_lock lock(mutex_); + + // We can return immediately if there's no work to do and the reactor is + // not supposed to block. + if (!block && op_queue_[read_op].empty() && op_queue_[write_op].empty() + && op_queue_[except_op].empty() && timer_queues_.all_empty()) + return; + + // Write the pending event registration changes to the /dev/poll descriptor. + std::size_t events_size = sizeof(::pollfd) * pending_event_changes_.size(); + if (events_size > 0) + { + errno = 0; + int result = ::write(dev_poll_fd_, + &pending_event_changes_[0], events_size); + if (result != static_cast<int>(events_size)) + { + asio::error_code ec = asio::error_code( + errno, asio::error::get_system_category()); + for (std::size_t i = 0; i < pending_event_changes_.size(); ++i) + { + int descriptor = pending_event_changes_[i].fd; + for (int j = 0; j < max_ops; ++j) + op_queue_[j].cancel_operations(descriptor, ops, ec); + } + } + pending_event_changes_.clear(); + pending_event_change_index_.clear(); + } + + int timeout = block ? get_timeout() : 0; + lock.unlock(); + + // Block on the /dev/poll descriptor. + ::pollfd events[128] = { { 0, 0, 0 } }; + ::dvpoll dp = { 0, 0, 0 }; + dp.dp_fds = events; + dp.dp_nfds = 128; + dp.dp_timeout = timeout; + int num_events = ::ioctl(dev_poll_fd_, DP_POLL, &dp); + + lock.lock(); + + // Dispatch the waiting events. + for (int i = 0; i < num_events; ++i) + { + int descriptor = events[i].fd; + if (descriptor == interrupter_.read_descriptor()) + { + interrupter_.reset(); + } + else + { + bool more_reads = false; + bool more_writes = false; + bool more_except = false; + + // Exception operations must be processed first to ensure that any + // out-of-band data is read before normal data. + if (events[i].events & (POLLPRI | POLLERR | POLLHUP)) + more_except = + op_queue_[except_op].perform_operations(descriptor, ops); + else + more_except = op_queue_[except_op].has_operation(descriptor); + + if (events[i].events & (POLLIN | POLLERR | POLLHUP)) + more_reads = op_queue_[read_op].perform_operations(descriptor, ops); + else + more_reads = op_queue_[read_op].has_operation(descriptor); + + if (events[i].events & (POLLOUT | POLLERR | POLLHUP)) + more_writes = op_queue_[write_op].perform_operations(descriptor, ops); + else + more_writes = op_queue_[write_op].has_operation(descriptor); + + if ((events[i].events & (POLLERR | POLLHUP)) != 0 + && !more_except && !more_reads && !more_writes) + { + // If we have an event and no operations associated with the + // descriptor then we need to delete the descriptor from /dev/poll. + // The poll operation can produce POLLHUP or POLLERR events when there + // is no operation pending, so if we do not remove the descriptor we + // can end up in a tight polling loop. + ::pollfd ev = { 0, 0, 0 }; + ev.fd = descriptor; + ev.events = POLLREMOVE; + ev.revents = 0; + ::write(dev_poll_fd_, &ev, sizeof(ev)); + } + else + { + ::pollfd ev = { 0, 0, 0 }; + ev.fd = descriptor; + ev.events = POLLERR | POLLHUP; + if (more_reads) + ev.events |= POLLIN; + if (more_writes) + ev.events |= POLLOUT; + if (more_except) + ev.events |= POLLPRI; + ev.revents = 0; + int result = ::write(dev_poll_fd_, &ev, sizeof(ev)); + if (result != sizeof(ev)) + { + asio::error_code ec(errno, + asio::error::get_system_category()); + for (int j = 0; j < max_ops; ++j) + op_queue_[j].cancel_operations(descriptor, ops, ec); + } + } + } + } + timer_queues_.get_ready_timers(ops); +} + +void dev_poll_reactor::interrupt() +{ + interrupter_.interrupt(); +} + +int dev_poll_reactor::do_dev_poll_create() +{ + int fd = ::open("/dev/poll", O_RDWR); + if (fd == -1) + { + asio::error_code ec(errno, + asio::error::get_system_category()); + asio::detail::throw_error(ec, "/dev/poll"); + } + return fd; +} + +void dev_poll_reactor::do_add_timer_queue(timer_queue_base& queue) +{ + mutex::scoped_lock lock(mutex_); + timer_queues_.insert(&queue); +} + +void dev_poll_reactor::do_remove_timer_queue(timer_queue_base& queue) +{ + mutex::scoped_lock lock(mutex_); + timer_queues_.erase(&queue); +} + +int dev_poll_reactor::get_timeout() +{ + // By default we will wait no longer than 5 minutes. This will ensure that + // any changes to the system clock are detected after no longer than this. + return timer_queues_.wait_duration_msec(5 * 60 * 1000); +} + +void dev_poll_reactor::cancel_ops_unlocked(socket_type descriptor, + const asio::error_code& ec) +{ + bool need_interrupt = false; + op_queue<operation> ops; + for (int i = 0; i < max_ops; ++i) + need_interrupt = op_queue_[i].cancel_operations( + descriptor, ops, ec) || need_interrupt; + io_service_.post_deferred_completions(ops); + if (need_interrupt) + interrupter_.interrupt(); +} + +::pollfd& dev_poll_reactor::add_pending_event_change(int descriptor) +{ + hash_map<int, std::size_t>::iterator iter + = pending_event_change_index_.find(descriptor); + if (iter == pending_event_change_index_.end()) + { + std::size_t index = pending_event_changes_.size(); + pending_event_changes_.reserve(pending_event_changes_.size() + 1); + pending_event_change_index_.insert(std::make_pair(descriptor, index)); + pending_event_changes_.push_back(::pollfd()); + pending_event_changes_[index].fd = descriptor; + pending_event_changes_[index].revents = 0; + return pending_event_changes_[index]; + } + else + { + return pending_event_changes_[iter->second]; + } +} + +} // namespace detail +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // defined(ASIO_HAS_DEV_POLL) + +#endif // ASIO_DETAIL_IMPL_DEV_POLL_REACTOR_IPP
http://git-wip-us.apache.org/repos/asf/hadoop/blob/b78c94f4/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/epoll_reactor.hpp ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/epoll_reactor.hpp b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/epoll_reactor.hpp new file mode 100644 index 0000000..df60c01 --- /dev/null +++ b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/epoll_reactor.hpp @@ -0,0 +1,76 @@ +// +// detail/impl/epoll_reactor.hpp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2014 Christopher M. Kohlhoff (chris at kohlhoff dot com) +// +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// + +#ifndef ASIO_DETAIL_IMPL_EPOLL_REACTOR_HPP +#define ASIO_DETAIL_IMPL_EPOLL_REACTOR_HPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#if defined(ASIO_HAS_EPOLL) + +#include "asio/detail/push_options.hpp" + +namespace asio { +namespace detail { + +template <typename Time_Traits> +void epoll_reactor::add_timer_queue(timer_queue<Time_Traits>& queue) +{ + do_add_timer_queue(queue); +} + +template <typename Time_Traits> +void epoll_reactor::remove_timer_queue(timer_queue<Time_Traits>& queue) +{ + do_remove_timer_queue(queue); +} + +template <typename Time_Traits> +void epoll_reactor::schedule_timer(timer_queue<Time_Traits>& queue, + const typename Time_Traits::time_type& time, + typename timer_queue<Time_Traits>::per_timer_data& timer, wait_op* op) +{ + mutex::scoped_lock lock(mutex_); + + if (shutdown_) + { + io_service_.post_immediate_completion(op, false); + return; + } + + bool earliest = queue.enqueue_timer(time, timer, op); + io_service_.work_started(); + if (earliest) + update_timeout(); +} + +template <typename Time_Traits> +std::size_t epoll_reactor::cancel_timer(timer_queue<Time_Traits>& queue, + typename timer_queue<Time_Traits>::per_timer_data& timer, + std::size_t max_cancelled) +{ + mutex::scoped_lock lock(mutex_); + op_queue<operation> ops; + std::size_t n = queue.cancel_timer(timer, ops, max_cancelled); + lock.unlock(); + io_service_.post_deferred_completions(ops); + return n; +} + +} // namespace detail +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // defined(ASIO_HAS_EPOLL) + +#endif // ASIO_DETAIL_IMPL_EPOLL_REACTOR_HPP http://git-wip-us.apache.org/repos/asf/hadoop/blob/b78c94f4/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/epoll_reactor.ipp ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/epoll_reactor.ipp b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/epoll_reactor.ipp new file mode 100644 index 0000000..6452f3d --- /dev/null +++ b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/epoll_reactor.ipp @@ -0,0 +1,662 @@ +// +// detail/impl/epoll_reactor.ipp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2014 Christopher M. Kohlhoff (chris at kohlhoff dot com) +// +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// + +#ifndef ASIO_DETAIL_IMPL_EPOLL_REACTOR_IPP +#define ASIO_DETAIL_IMPL_EPOLL_REACTOR_IPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include "asio/detail/config.hpp" + +#if defined(ASIO_HAS_EPOLL) + +#include <cstddef> +#include <sys/epoll.h> +#include "asio/detail/epoll_reactor.hpp" +#include "asio/detail/throw_error.hpp" +#include "asio/error.hpp" + +#if defined(ASIO_HAS_TIMERFD) +# include <sys/timerfd.h> +#endif // defined(ASIO_HAS_TIMERFD) + +#include "asio/detail/push_options.hpp" + +namespace asio { +namespace detail { + +epoll_reactor::epoll_reactor(asio::io_service& io_service) + : asio::detail::service_base<epoll_reactor>(io_service), + io_service_(use_service<io_service_impl>(io_service)), + mutex_(), + interrupter_(), + epoll_fd_(do_epoll_create()), + timer_fd_(do_timerfd_create()), + shutdown_(false) +{ + // Add the interrupter's descriptor to epoll. + epoll_event ev = { 0, { 0 } }; + ev.events = EPOLLIN | EPOLLERR | EPOLLET; + ev.data.ptr = &interrupter_; + epoll_ctl(epoll_fd_, EPOLL_CTL_ADD, interrupter_.read_descriptor(), &ev); + interrupter_.interrupt(); + + // Add the timer descriptor to epoll. + if (timer_fd_ != -1) + { + ev.events = EPOLLIN | EPOLLERR; + ev.data.ptr = &timer_fd_; + epoll_ctl(epoll_fd_, EPOLL_CTL_ADD, timer_fd_, &ev); + } +} + +epoll_reactor::~epoll_reactor() +{ + if (epoll_fd_ != -1) + close(epoll_fd_); + if (timer_fd_ != -1) + close(timer_fd_); +} + +void epoll_reactor::shutdown_service() +{ + mutex::scoped_lock lock(mutex_); + shutdown_ = true; + lock.unlock(); + + op_queue<operation> ops; + + while (descriptor_state* state = registered_descriptors_.first()) + { + for (int i = 0; i < max_ops; ++i) + ops.push(state->op_queue_[i]); + state->shutdown_ = true; + registered_descriptors_.free(state); + } + + timer_queues_.get_all_timers(ops); + + io_service_.abandon_operations(ops); +} + +void epoll_reactor::fork_service(asio::io_service::fork_event fork_ev) +{ + if (fork_ev == asio::io_service::fork_child) + { + if (epoll_fd_ != -1) + ::close(epoll_fd_); + epoll_fd_ = -1; + epoll_fd_ = do_epoll_create(); + + if (timer_fd_ != -1) + ::close(timer_fd_); + timer_fd_ = -1; + timer_fd_ = do_timerfd_create(); + + interrupter_.recreate(); + + // Add the interrupter's descriptor to epoll. + epoll_event ev = { 0, { 0 } }; + ev.events = EPOLLIN | EPOLLERR | EPOLLET; + ev.data.ptr = &interrupter_; + epoll_ctl(epoll_fd_, EPOLL_CTL_ADD, interrupter_.read_descriptor(), &ev); + interrupter_.interrupt(); + + // Add the timer descriptor to epoll. + if (timer_fd_ != -1) + { + ev.events = EPOLLIN | EPOLLERR; + ev.data.ptr = &timer_fd_; + epoll_ctl(epoll_fd_, EPOLL_CTL_ADD, timer_fd_, &ev); + } + + update_timeout(); + + // Re-register all descriptors with epoll. + mutex::scoped_lock descriptors_lock(registered_descriptors_mutex_); + for (descriptor_state* state = registered_descriptors_.first(); + state != 0; state = state->next_) + { + ev.events = state->registered_events_; + ev.data.ptr = state; + int result = epoll_ctl(epoll_fd_, EPOLL_CTL_ADD, state->descriptor_, &ev); + if (result != 0) + { + asio::error_code ec(errno, + asio::error::get_system_category()); + asio::detail::throw_error(ec, "epoll re-registration"); + } + } + } +} + +void epoll_reactor::init_task() +{ + io_service_.init_task(); +} + +int epoll_reactor::register_descriptor(socket_type descriptor, + epoll_reactor::per_descriptor_data& descriptor_data) +{ + descriptor_data = allocate_descriptor_state(); + + { + mutex::scoped_lock descriptor_lock(descriptor_data->mutex_); + + descriptor_data->reactor_ = this; + descriptor_data->descriptor_ = descriptor; + descriptor_data->shutdown_ = false; + } + + epoll_event ev = { 0, { 0 } }; + ev.events = EPOLLIN | EPOLLERR | EPOLLHUP | EPOLLPRI | EPOLLET; + descriptor_data->registered_events_ = ev.events; + ev.data.ptr = descriptor_data; + int result = epoll_ctl(epoll_fd_, EPOLL_CTL_ADD, descriptor, &ev); + if (result != 0) + return errno; + + return 0; +} + +int epoll_reactor::register_internal_descriptor( + int op_type, socket_type descriptor, + epoll_reactor::per_descriptor_data& descriptor_data, reactor_op* op) +{ + descriptor_data = allocate_descriptor_state(); + + { + mutex::scoped_lock descriptor_lock(descriptor_data->mutex_); + + descriptor_data->reactor_ = this; + descriptor_data->descriptor_ = descriptor; + descriptor_data->shutdown_ = false; + descriptor_data->op_queue_[op_type].push(op); + } + + epoll_event ev = { 0, { 0 } }; + ev.events = EPOLLIN | EPOLLERR | EPOLLHUP | EPOLLPRI | EPOLLET; + descriptor_data->registered_events_ = ev.events; + ev.data.ptr = descriptor_data; + int result = epoll_ctl(epoll_fd_, EPOLL_CTL_ADD, descriptor, &ev); + if (result != 0) + return errno; + + return 0; +} + +void epoll_reactor::move_descriptor(socket_type, + epoll_reactor::per_descriptor_data& target_descriptor_data, + epoll_reactor::per_descriptor_data& source_descriptor_data) +{ + target_descriptor_data = source_descriptor_data; + source_descriptor_data = 0; +} + +void epoll_reactor::start_op(int op_type, socket_type descriptor, + epoll_reactor::per_descriptor_data& descriptor_data, reactor_op* op, + bool is_continuation, bool allow_speculative) +{ + if (!descriptor_data) + { + op->ec_ = asio::error::bad_descriptor; + post_immediate_completion(op, is_continuation); + return; + } + + mutex::scoped_lock descriptor_lock(descriptor_data->mutex_); + + if (descriptor_data->shutdown_) + { + post_immediate_completion(op, is_continuation); + return; + } + + if (descriptor_data->op_queue_[op_type].empty()) + { + if (allow_speculative + && (op_type != read_op + || descriptor_data->op_queue_[except_op].empty())) + { + if (op->perform()) + { + descriptor_lock.unlock(); + io_service_.post_immediate_completion(op, is_continuation); + return; + } + + if (op_type == write_op) + { + if ((descriptor_data->registered_events_ & EPOLLOUT) == 0) + { + epoll_event ev = { 0, { 0 } }; + ev.events = descriptor_data->registered_events_ | EPOLLOUT; + ev.data.ptr = descriptor_data; + if (epoll_ctl(epoll_fd_, EPOLL_CTL_MOD, descriptor, &ev) == 0) + { + descriptor_data->registered_events_ |= ev.events; + } + else + { + op->ec_ = asio::error_code(errno, + asio::error::get_system_category()); + io_service_.post_immediate_completion(op, is_continuation); + return; + } + } + } + } + else + { + if (op_type == write_op) + { + descriptor_data->registered_events_ |= EPOLLOUT; + } + + epoll_event ev = { 0, { 0 } }; + ev.events = descriptor_data->registered_events_; + ev.data.ptr = descriptor_data; + epoll_ctl(epoll_fd_, EPOLL_CTL_MOD, descriptor, &ev); + } + } + + descriptor_data->op_queue_[op_type].push(op); + io_service_.work_started(); +} + +void epoll_reactor::cancel_ops(socket_type, + epoll_reactor::per_descriptor_data& descriptor_data) +{ + if (!descriptor_data) + return; + + mutex::scoped_lock descriptor_lock(descriptor_data->mutex_); + + op_queue<operation> ops; + for (int i = 0; i < max_ops; ++i) + { + while (reactor_op* op = descriptor_data->op_queue_[i].front()) + { + op->ec_ = asio::error::operation_aborted; + descriptor_data->op_queue_[i].pop(); + ops.push(op); + } + } + + descriptor_lock.unlock(); + + io_service_.post_deferred_completions(ops); +} + +void epoll_reactor::deregister_descriptor(socket_type descriptor, + epoll_reactor::per_descriptor_data& descriptor_data, bool closing) +{ + if (!descriptor_data) + return; + + mutex::scoped_lock descriptor_lock(descriptor_data->mutex_); + + if (!descriptor_data->shutdown_) + { + if (closing) + { + // The descriptor will be automatically removed from the epoll set when + // it is closed. + } + else + { + epoll_event ev = { 0, { 0 } }; + epoll_ctl(epoll_fd_, EPOLL_CTL_DEL, descriptor, &ev); + } + + op_queue<operation> ops; + for (int i = 0; i < max_ops; ++i) + { + while (reactor_op* op = descriptor_data->op_queue_[i].front()) + { + op->ec_ = asio::error::operation_aborted; + descriptor_data->op_queue_[i].pop(); + ops.push(op); + } + } + + descriptor_data->descriptor_ = -1; + descriptor_data->shutdown_ = true; + + descriptor_lock.unlock(); + + free_descriptor_state(descriptor_data); + descriptor_data = 0; + + io_service_.post_deferred_completions(ops); + } +} + +void epoll_reactor::deregister_internal_descriptor(socket_type descriptor, + epoll_reactor::per_descriptor_data& descriptor_data) +{ + if (!descriptor_data) + return; + + mutex::scoped_lock descriptor_lock(descriptor_data->mutex_); + + if (!descriptor_data->shutdown_) + { + epoll_event ev = { 0, { 0 } }; + epoll_ctl(epoll_fd_, EPOLL_CTL_DEL, descriptor, &ev); + + op_queue<operation> ops; + for (int i = 0; i < max_ops; ++i) + ops.push(descriptor_data->op_queue_[i]); + + descriptor_data->descriptor_ = -1; + descriptor_data->shutdown_ = true; + + descriptor_lock.unlock(); + + free_descriptor_state(descriptor_data); + descriptor_data = 0; + } +} + +void epoll_reactor::run(bool block, op_queue<operation>& ops) +{ + // This code relies on the fact that the task_io_service queues the reactor + // task behind all descriptor operations generated by this function. This + // means, that by the time we reach this point, any previously returned + // descriptor operations have already been dequeued. Therefore it is now safe + // for us to reuse and return them for the task_io_service to queue again. + + // Calculate a timeout only if timerfd is not used. + int timeout; + if (timer_fd_ != -1) + timeout = block ? -1 : 0; + else + { + mutex::scoped_lock lock(mutex_); + timeout = block ? get_timeout() : 0; + } + + // Block on the epoll descriptor. + epoll_event events[128]; + int num_events = epoll_wait(epoll_fd_, events, 128, timeout); + +#if defined(ASIO_HAS_TIMERFD) + bool check_timers = (timer_fd_ == -1); +#else // defined(ASIO_HAS_TIMERFD) + bool check_timers = true; +#endif // defined(ASIO_HAS_TIMERFD) + + // Dispatch the waiting events. + for (int i = 0; i < num_events; ++i) + { + void* ptr = events[i].data.ptr; + if (ptr == &interrupter_) + { + // No need to reset the interrupter since we're leaving the descriptor + // in a ready-to-read state and relying on edge-triggered notifications + // to make it so that we only get woken up when the descriptor's epoll + // registration is updated. + +#if defined(ASIO_HAS_TIMERFD) + if (timer_fd_ == -1) + check_timers = true; +#else // defined(ASIO_HAS_TIMERFD) + check_timers = true; +#endif // defined(ASIO_HAS_TIMERFD) + } +#if defined(ASIO_HAS_TIMERFD) + else if (ptr == &timer_fd_) + { + check_timers = true; + } +#endif // defined(ASIO_HAS_TIMERFD) + else + { + // The descriptor operation doesn't count as work in and of itself, so we + // don't call work_started() here. This still allows the io_service to + // stop if the only remaining operations are descriptor operations. + descriptor_state* descriptor_data = static_cast<descriptor_state*>(ptr); + descriptor_data->set_ready_events(events[i].events); + ops.push(descriptor_data); + } + } + + if (check_timers) + { + mutex::scoped_lock common_lock(mutex_); + timer_queues_.get_ready_timers(ops); + +#if defined(ASIO_HAS_TIMERFD) + if (timer_fd_ != -1) + { + itimerspec new_timeout; + itimerspec old_timeout; + int flags = get_timeout(new_timeout); + timerfd_settime(timer_fd_, flags, &new_timeout, &old_timeout); + } +#endif // defined(ASIO_HAS_TIMERFD) + } +} + +void epoll_reactor::interrupt() +{ + epoll_event ev = { 0, { 0 } }; + ev.events = EPOLLIN | EPOLLERR | EPOLLET; + ev.data.ptr = &interrupter_; + epoll_ctl(epoll_fd_, EPOLL_CTL_MOD, interrupter_.read_descriptor(), &ev); +} + +int epoll_reactor::do_epoll_create() +{ +#if defined(EPOLL_CLOEXEC) + int fd = epoll_create1(EPOLL_CLOEXEC); +#else // defined(EPOLL_CLOEXEC) + int fd = -1; + errno = EINVAL; +#endif // defined(EPOLL_CLOEXEC) + + if (fd == -1 && (errno == EINVAL || errno == ENOSYS)) + { + fd = epoll_create(epoll_size); + if (fd != -1) + ::fcntl(fd, F_SETFD, FD_CLOEXEC); + } + + if (fd == -1) + { + asio::error_code ec(errno, + asio::error::get_system_category()); + asio::detail::throw_error(ec, "epoll"); + } + + return fd; +} + +int epoll_reactor::do_timerfd_create() +{ +#if defined(ASIO_HAS_TIMERFD) +# if defined(TFD_CLOEXEC) + int fd = timerfd_create(CLOCK_MONOTONIC, TFD_CLOEXEC); +# else // defined(TFD_CLOEXEC) + int fd = -1; + errno = EINVAL; +# endif // defined(TFD_CLOEXEC) + + if (fd == -1 && errno == EINVAL) + { + fd = timerfd_create(CLOCK_MONOTONIC, 0); + if (fd != -1) + ::fcntl(fd, F_SETFD, FD_CLOEXEC); + } + + return fd; +#else // defined(ASIO_HAS_TIMERFD) + return -1; +#endif // defined(ASIO_HAS_TIMERFD) +} + +epoll_reactor::descriptor_state* epoll_reactor::allocate_descriptor_state() +{ + mutex::scoped_lock descriptors_lock(registered_descriptors_mutex_); + return registered_descriptors_.alloc(); +} + +void epoll_reactor::free_descriptor_state(epoll_reactor::descriptor_state* s) +{ + mutex::scoped_lock descriptors_lock(registered_descriptors_mutex_); + registered_descriptors_.free(s); +} + +void epoll_reactor::do_add_timer_queue(timer_queue_base& queue) +{ + mutex::scoped_lock lock(mutex_); + timer_queues_.insert(&queue); +} + +void epoll_reactor::do_remove_timer_queue(timer_queue_base& queue) +{ + mutex::scoped_lock lock(mutex_); + timer_queues_.erase(&queue); +} + +void epoll_reactor::update_timeout() +{ +#if defined(ASIO_HAS_TIMERFD) + if (timer_fd_ != -1) + { + itimerspec new_timeout; + itimerspec old_timeout; + int flags = get_timeout(new_timeout); + timerfd_settime(timer_fd_, flags, &new_timeout, &old_timeout); + return; + } +#endif // defined(ASIO_HAS_TIMERFD) + interrupt(); +} + +int epoll_reactor::get_timeout() +{ + // By default we will wait no longer than 5 minutes. This will ensure that + // any changes to the system clock are detected after no longer than this. + return timer_queues_.wait_duration_msec(5 * 60 * 1000); +} + +#if defined(ASIO_HAS_TIMERFD) +int epoll_reactor::get_timeout(itimerspec& ts) +{ + ts.it_interval.tv_sec = 0; + ts.it_interval.tv_nsec = 0; + + long usec = timer_queues_.wait_duration_usec(5 * 60 * 1000 * 1000); + ts.it_value.tv_sec = usec / 1000000; + ts.it_value.tv_nsec = usec ? (usec % 1000000) * 1000 : 1; + + return usec ? 0 : TFD_TIMER_ABSTIME; +} +#endif // defined(ASIO_HAS_TIMERFD) + +struct epoll_reactor::perform_io_cleanup_on_block_exit +{ + explicit perform_io_cleanup_on_block_exit(epoll_reactor* r) + : reactor_(r), first_op_(0) + { + } + + ~perform_io_cleanup_on_block_exit() + { + if (first_op_) + { + // Post the remaining completed operations for invocation. + if (!ops_.empty()) + reactor_->io_service_.post_deferred_completions(ops_); + + // A user-initiated operation has completed, but there's no need to + // explicitly call work_finished() here. Instead, we'll take advantage of + // the fact that the task_io_service will call work_finished() once we + // return. + } + else + { + // No user-initiated operations have completed, so we need to compensate + // for the work_finished() call that the task_io_service will make once + // this operation returns. + reactor_->io_service_.work_started(); + } + } + + epoll_reactor* reactor_; + op_queue<operation> ops_; + operation* first_op_; +}; + +epoll_reactor::descriptor_state::descriptor_state() + : operation(&epoll_reactor::descriptor_state::do_complete) +{ +} + +operation* epoll_reactor::descriptor_state::perform_io(uint32_t events) +{ + mutex_.lock(); + perform_io_cleanup_on_block_exit io_cleanup(reactor_); + mutex::scoped_lock descriptor_lock(mutex_, mutex::scoped_lock::adopt_lock); + + // Exception operations must be processed first to ensure that any + // out-of-band data is read before normal data. + static const int flag[max_ops] = { EPOLLIN, EPOLLOUT, EPOLLPRI }; + for (int j = max_ops - 1; j >= 0; --j) + { + if (events & (flag[j] | EPOLLERR | EPOLLHUP)) + { + while (reactor_op* op = op_queue_[j].front()) + { + if (op->perform()) + { + op_queue_[j].pop(); + io_cleanup.ops_.push(op); + } + else + break; + } + } + } + + // The first operation will be returned for completion now. The others will + // be posted for later by the io_cleanup object's destructor. + io_cleanup.first_op_ = io_cleanup.ops_.front(); + io_cleanup.ops_.pop(); + return io_cleanup.first_op_; +} + +void epoll_reactor::descriptor_state::do_complete( + io_service_impl* owner, operation* base, + const asio::error_code& ec, std::size_t bytes_transferred) +{ + if (owner) + { + descriptor_state* descriptor_data = static_cast<descriptor_state*>(base); + uint32_t events = static_cast<uint32_t>(bytes_transferred); + if (operation* op = descriptor_data->perform_io(events)) + { + op->complete(*owner, ec, 0); + } + } +} + +} // namespace detail +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // defined(ASIO_HAS_EPOLL) + +#endif // ASIO_DETAIL_IMPL_EPOLL_REACTOR_IPP http://git-wip-us.apache.org/repos/asf/hadoop/blob/b78c94f4/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/eventfd_select_interrupter.ipp ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/eventfd_select_interrupter.ipp b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/eventfd_select_interrupter.ipp new file mode 100644 index 0000000..351c488 --- /dev/null +++ b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/eventfd_select_interrupter.ipp @@ -0,0 +1,165 @@ +// +// detail/impl/eventfd_select_interrupter.ipp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2014 Christopher M. Kohlhoff (chris at kohlhoff dot com) +// Copyright (c) 2008 Roelof Naude (roelof.naude at gmail dot com) +// +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// + +#ifndef ASIO_DETAIL_IMPL_EVENTFD_SELECT_INTERRUPTER_IPP +#define ASIO_DETAIL_IMPL_EVENTFD_SELECT_INTERRUPTER_IPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include "asio/detail/config.hpp" + +#if defined(ASIO_HAS_EVENTFD) + +#include <sys/stat.h> +#include <sys/types.h> +#include <fcntl.h> +#if __GLIBC__ == 2 && __GLIBC_MINOR__ < 8 +# include <asm/unistd.h> +#else // __GLIBC__ == 2 && __GLIBC_MINOR__ < 8 +# include <sys/eventfd.h> +#endif // __GLIBC__ == 2 && __GLIBC_MINOR__ < 8 +#include "asio/detail/cstdint.hpp" +#include "asio/detail/eventfd_select_interrupter.hpp" +#include "asio/detail/throw_error.hpp" +#include "asio/error.hpp" + +#include "asio/detail/push_options.hpp" + +namespace asio { +namespace detail { + +eventfd_select_interrupter::eventfd_select_interrupter() +{ + open_descriptors(); +} + +void eventfd_select_interrupter::open_descriptors() +{ +#if __GLIBC__ == 2 && __GLIBC_MINOR__ < 8 + write_descriptor_ = read_descriptor_ = syscall(__NR_eventfd, 0); + if (read_descriptor_ != -1) + { + ::fcntl(read_descriptor_, F_SETFL, O_NONBLOCK); + ::fcntl(read_descriptor_, F_SETFD, FD_CLOEXEC); + } +#else // __GLIBC__ == 2 && __GLIBC_MINOR__ < 8 +# if defined(EFD_CLOEXEC) && defined(EFD_NONBLOCK) + write_descriptor_ = read_descriptor_ = + ::eventfd(0, EFD_CLOEXEC | EFD_NONBLOCK); +# else // defined(EFD_CLOEXEC) && defined(EFD_NONBLOCK) + errno = EINVAL; + write_descriptor_ = read_descriptor_ = -1; +# endif // defined(EFD_CLOEXEC) && defined(EFD_NONBLOCK) + if (read_descriptor_ == -1 && errno == EINVAL) + { + write_descriptor_ = read_descriptor_ = ::eventfd(0, 0); + if (read_descriptor_ != -1) + { + ::fcntl(read_descriptor_, F_SETFL, O_NONBLOCK); + ::fcntl(read_descriptor_, F_SETFD, FD_CLOEXEC); + } + } +#endif // __GLIBC__ == 2 && __GLIBC_MINOR__ < 8 + + if (read_descriptor_ == -1) + { + int pipe_fds[2]; + if (pipe(pipe_fds) == 0) + { + read_descriptor_ = pipe_fds[0]; + ::fcntl(read_descriptor_, F_SETFL, O_NONBLOCK); + ::fcntl(read_descriptor_, F_SETFD, FD_CLOEXEC); + write_descriptor_ = pipe_fds[1]; + ::fcntl(write_descriptor_, F_SETFL, O_NONBLOCK); + ::fcntl(write_descriptor_, F_SETFD, FD_CLOEXEC); + } + else + { + asio::error_code ec(errno, + asio::error::get_system_category()); + asio::detail::throw_error(ec, "eventfd_select_interrupter"); + } + } +} + +eventfd_select_interrupter::~eventfd_select_interrupter() +{ + close_descriptors(); +} + +void eventfd_select_interrupter::close_descriptors() +{ + if (write_descriptor_ != -1 && write_descriptor_ != read_descriptor_) + ::close(write_descriptor_); + if (read_descriptor_ != -1) + ::close(read_descriptor_); +} + +void eventfd_select_interrupter::recreate() +{ + close_descriptors(); + + write_descriptor_ = -1; + read_descriptor_ = -1; + + open_descriptors(); +} + +void eventfd_select_interrupter::interrupt() +{ + uint64_t counter(1UL); + int result = ::write(write_descriptor_, &counter, sizeof(uint64_t)); + (void)result; +} + +bool eventfd_select_interrupter::reset() +{ + if (write_descriptor_ == read_descriptor_) + { + for (;;) + { + // Only perform one read. The kernel maintains an atomic counter. + uint64_t counter(0); + errno = 0; + int bytes_read = ::read(read_descriptor_, &counter, sizeof(uint64_t)); + if (bytes_read < 0 && errno == EINTR) + continue; + bool was_interrupted = (bytes_read > 0); + return was_interrupted; + } + } + else + { + for (;;) + { + // Clear all data from the pipe. + char data[1024]; + int bytes_read = ::read(read_descriptor_, data, sizeof(data)); + if (bytes_read < 0 && errno == EINTR) + continue; + bool was_interrupted = (bytes_read > 0); + while (bytes_read == sizeof(data)) + bytes_read = ::read(read_descriptor_, data, sizeof(data)); + return was_interrupted; + } + } +} + +} // namespace detail +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // defined(ASIO_HAS_EVENTFD) + +#endif // ASIO_DETAIL_IMPL_EVENTFD_SELECT_INTERRUPTER_IPP http://git-wip-us.apache.org/repos/asf/hadoop/blob/b78c94f4/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/handler_tracking.ipp ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/handler_tracking.ipp b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/handler_tracking.ipp new file mode 100644 index 0000000..e588582 --- /dev/null +++ b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/handler_tracking.ipp @@ -0,0 +1,305 @@ +// +// detail/impl/handler_tracking.ipp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2014 Christopher M. Kohlhoff (chris at kohlhoff dot com) +// +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// + +#ifndef ASIO_DETAIL_IMPL_HANDLER_TRACKING_IPP +#define ASIO_DETAIL_IMPL_HANDLER_TRACKING_IPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include "asio/detail/config.hpp" + +#if defined(ASIO_ENABLE_HANDLER_TRACKING) + +#include <cstdarg> +#include <cstdio> +#include "asio/detail/handler_tracking.hpp" + +#if defined(ASIO_HAS_BOOST_DATE_TIME) +# include "asio/time_traits.hpp" +#else // defined(ASIO_HAS_BOOST_DATE_TIME) +# if defined(ASIO_HAS_STD_CHRONO) +# include <chrono> +# elif defined(ASIO_HAS_BOOST_CHRONO) +# include <boost/chrono/system_clocks.hpp> +# endif +# include "asio/detail/chrono_time_traits.hpp" +# include "asio/wait_traits.hpp" +#endif // defined(ASIO_HAS_BOOST_DATE_TIME) + +#if !defined(ASIO_WINDOWS) +# include <unistd.h> +#endif // !defined(ASIO_WINDOWS) + +#include "asio/detail/push_options.hpp" + +namespace asio { +namespace detail { + +struct handler_tracking_timestamp +{ + uint64_t seconds; + uint64_t microseconds; + + handler_tracking_timestamp() + { +#if defined(ASIO_HAS_BOOST_DATE_TIME) + boost::posix_time::ptime epoch(boost::gregorian::date(1970, 1, 1)); + boost::posix_time::time_duration now = + boost::posix_time::microsec_clock::universal_time() - epoch; +#elif defined(ASIO_HAS_STD_CHRONO) + typedef chrono_time_traits<std::chrono::system_clock, + asio::wait_traits<std::chrono::system_clock> > traits_helper; + traits_helper::posix_time_duration now( + std::chrono::system_clock::now().time_since_epoch()); +#elif defined(ASIO_HAS_BOOST_CHRONO) + typedef chrono_time_traits<boost::chrono::system_clock, + asio::wait_traits<boost::chrono::system_clock> > traits_helper; + traits_helper::posix_time_duration now( + boost::chrono::system_clock::now().time_since_epoch()); +#endif + seconds = static_cast<uint64_t>(now.total_seconds()); + microseconds = static_cast<uint64_t>(now.total_microseconds() % 1000000); + } +}; + +struct handler_tracking::tracking_state +{ + static_mutex mutex_; + uint64_t next_id_; + tss_ptr<completion>* current_completion_; +}; + +handler_tracking::tracking_state* handler_tracking::get_state() +{ + static tracking_state state = { ASIO_STATIC_MUTEX_INIT, 1, 0 }; + return &state; +} + +void handler_tracking::init() +{ + static tracking_state* state = get_state(); + + state->mutex_.init(); + + static_mutex::scoped_lock lock(state->mutex_); + if (state->current_completion_ == 0) + state->current_completion_ = new tss_ptr<completion>; +} + +void handler_tracking::creation(handler_tracking::tracked_handler* h, + const char* object_type, void* object, const char* op_name) +{ + static tracking_state* state = get_state(); + + static_mutex::scoped_lock lock(state->mutex_); + h->id_ = state->next_id_++; + lock.unlock(); + + handler_tracking_timestamp timestamp; + + uint64_t current_id = 0; + if (completion* current_completion = *state->current_completion_) + current_id = current_completion->id_; + + write_line( +#if defined(ASIO_WINDOWS) + "@asio|%I64u.%06I64u|%I64u*%I64u|%.20s@%p.%.50s\n", +#else // defined(ASIO_WINDOWS) + "@asio|%llu.%06llu|%llu*%llu|%.20s@%p.%.50s\n", +#endif // defined(ASIO_WINDOWS) + timestamp.seconds, timestamp.microseconds, + current_id, h->id_, object_type, object, op_name); +} + +handler_tracking::completion::completion(handler_tracking::tracked_handler* h) + : id_(h->id_), + invoked_(false), + next_(*get_state()->current_completion_) +{ + *get_state()->current_completion_ = this; +} + +handler_tracking::completion::~completion() +{ + if (id_) + { + handler_tracking_timestamp timestamp; + + write_line( +#if defined(ASIO_WINDOWS) + "@asio|%I64u.%06I64u|%c%I64u|\n", +#else // defined(ASIO_WINDOWS) + "@asio|%llu.%06llu|%c%llu|\n", +#endif // defined(ASIO_WINDOWS) + timestamp.seconds, timestamp.microseconds, + invoked_ ? '!' : '~', id_); + } + + *get_state()->current_completion_ = next_; +} + +void handler_tracking::completion::invocation_begin() +{ + handler_tracking_timestamp timestamp; + + write_line( +#if defined(ASIO_WINDOWS) + "@asio|%I64u.%06I64u|>%I64u|\n", +#else // defined(ASIO_WINDOWS) + "@asio|%llu.%06llu|>%llu|\n", +#endif // defined(ASIO_WINDOWS) + timestamp.seconds, timestamp.microseconds, id_); + + invoked_ = true; +} + +void handler_tracking::completion::invocation_begin( + const asio::error_code& ec) +{ + handler_tracking_timestamp timestamp; + + write_line( +#if defined(ASIO_WINDOWS) + "@asio|%I64u.%06I64u|>%I64u|ec=%.20s:%d\n", +#else // defined(ASIO_WINDOWS) + "@asio|%llu.%06llu|>%llu|ec=%.20s:%d\n", +#endif // defined(ASIO_WINDOWS) + timestamp.seconds, timestamp.microseconds, + id_, ec.category().name(), ec.value()); + + invoked_ = true; +} + +void handler_tracking::completion::invocation_begin( + const asio::error_code& ec, std::size_t bytes_transferred) +{ + handler_tracking_timestamp timestamp; + + write_line( +#if defined(ASIO_WINDOWS) + "@asio|%I64u.%06I64u|>%I64u|ec=%.20s:%d,bytes_transferred=%I64u\n", +#else // defined(ASIO_WINDOWS) + "@asio|%llu.%06llu|>%llu|ec=%.20s:%d,bytes_transferred=%llu\n", +#endif // defined(ASIO_WINDOWS) + timestamp.seconds, timestamp.microseconds, + id_, ec.category().name(), ec.value(), + static_cast<uint64_t>(bytes_transferred)); + + invoked_ = true; +} + +void handler_tracking::completion::invocation_begin( + const asio::error_code& ec, int signal_number) +{ + handler_tracking_timestamp timestamp; + + write_line( +#if defined(ASIO_WINDOWS) + "@asio|%I64u.%06I64u|>%I64u|ec=%.20s:%d,signal_number=%d\n", +#else // defined(ASIO_WINDOWS) + "@asio|%llu.%06llu|>%llu|ec=%.20s:%d,signal_number=%d\n", +#endif // defined(ASIO_WINDOWS) + timestamp.seconds, timestamp.microseconds, + id_, ec.category().name(), ec.value(), signal_number); + + invoked_ = true; +} + +void handler_tracking::completion::invocation_begin( + const asio::error_code& ec, const char* arg) +{ + handler_tracking_timestamp timestamp; + + write_line( +#if defined(ASIO_WINDOWS) + "@asio|%I64u.%06I64u|>%I64u|ec=%.20s:%d,%.50s\n", +#else // defined(ASIO_WINDOWS) + "@asio|%llu.%06llu|>%llu|ec=%.20s:%d,%.50s\n", +#endif // defined(ASIO_WINDOWS) + timestamp.seconds, timestamp.microseconds, + id_, ec.category().name(), ec.value(), arg); + + invoked_ = true; +} + +void handler_tracking::completion::invocation_end() +{ + if (id_) + { + handler_tracking_timestamp timestamp; + + write_line( +#if defined(ASIO_WINDOWS) + "@asio|%I64u.%06I64u|<%I64u|\n", +#else // defined(ASIO_WINDOWS) + "@asio|%llu.%06llu|<%llu|\n", +#endif // defined(ASIO_WINDOWS) + timestamp.seconds, timestamp.microseconds, id_); + + id_ = 0; + } +} + +void handler_tracking::operation(const char* object_type, + void* object, const char* op_name) +{ + static tracking_state* state = get_state(); + + handler_tracking_timestamp timestamp; + + unsigned long long current_id = 0; + if (completion* current_completion = *state->current_completion_) + current_id = current_completion->id_; + + write_line( +#if defined(ASIO_WINDOWS) + "@asio|%I64u.%06I64u|%I64u|%.20s@%p.%.50s\n", +#else // defined(ASIO_WINDOWS) + "@asio|%llu.%06llu|%llu|%.20s@%p.%.50s\n", +#endif // defined(ASIO_WINDOWS) + timestamp.seconds, timestamp.microseconds, + current_id, object_type, object, op_name); +} + +void handler_tracking::write_line(const char* format, ...) +{ + using namespace std; // For sprintf (or equivalent). + + va_list args; + va_start(args, format); + + char line[256] = ""; +#if defined(ASIO_HAS_SECURE_RTL) + int length = vsprintf_s(line, sizeof(line), format, args); +#else // defined(ASIO_HAS_SECURE_RTL) + int length = vsprintf(line, format, args); +#endif // defined(ASIO_HAS_SECURE_RTL) + + va_end(args); + +#if defined(ASIO_WINDOWS) + HANDLE stderr_handle = ::GetStdHandle(STD_ERROR_HANDLE); + DWORD bytes_written = 0; + ::WriteFile(stderr_handle, line, length, &bytes_written, 0); +#else // defined(ASIO_WINDOWS) + ::write(STDERR_FILENO, line, length); +#endif // defined(ASIO_WINDOWS) +} + +} // namespace detail +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // defined(ASIO_ENABLE_HANDLER_TRACKING) + +#endif // ASIO_DETAIL_IMPL_HANDLER_TRACKING_IPP http://git-wip-us.apache.org/repos/asf/hadoop/blob/b78c94f4/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/kqueue_reactor.hpp ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/kqueue_reactor.hpp b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/kqueue_reactor.hpp new file mode 100644 index 0000000..1146017 --- /dev/null +++ b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/kqueue_reactor.hpp @@ -0,0 +1,80 @@ +// +// detail/impl/kqueue_reactor.hpp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2014 Christopher M. Kohlhoff (chris at kohlhoff dot com) +// Copyright (c) 2005 Stefan Arentz (stefan at soze dot com) +// +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// + +#ifndef ASIO_DETAIL_IMPL_KQUEUE_REACTOR_HPP +#define ASIO_DETAIL_IMPL_KQUEUE_REACTOR_HPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include "asio/detail/config.hpp" + +#if defined(ASIO_HAS_KQUEUE) + +#include "asio/detail/push_options.hpp" + +namespace asio { +namespace detail { + +template <typename Time_Traits> +void kqueue_reactor::add_timer_queue(timer_queue<Time_Traits>& queue) +{ + do_add_timer_queue(queue); +} + +// Remove a timer queue from the reactor. +template <typename Time_Traits> +void kqueue_reactor::remove_timer_queue(timer_queue<Time_Traits>& queue) +{ + do_remove_timer_queue(queue); +} + +template <typename Time_Traits> +void kqueue_reactor::schedule_timer(timer_queue<Time_Traits>& queue, + const typename Time_Traits::time_type& time, + typename timer_queue<Time_Traits>::per_timer_data& timer, wait_op* op) +{ + asio::detail::mutex::scoped_lock lock(mutex_); + + if (shutdown_) + { + io_service_.post_immediate_completion(op, false); + return; + } + + bool earliest = queue.enqueue_timer(time, timer, op); + io_service_.work_started(); + if (earliest) + interrupt(); +} + +template <typename Time_Traits> +std::size_t kqueue_reactor::cancel_timer(timer_queue<Time_Traits>& queue, + typename timer_queue<Time_Traits>::per_timer_data& timer, + std::size_t max_cancelled) +{ + asio::detail::mutex::scoped_lock lock(mutex_); + op_queue<operation> ops; + std::size_t n = queue.cancel_timer(timer, ops, max_cancelled); + lock.unlock(); + io_service_.post_deferred_completions(ops); + return n; +} + +} // namespace detail +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // defined(ASIO_HAS_KQUEUE) + +#endif // ASIO_DETAIL_IMPL_KQUEUE_REACTOR_HPP http://git-wip-us.apache.org/repos/asf/hadoop/blob/b78c94f4/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/kqueue_reactor.ipp ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/kqueue_reactor.ipp b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/kqueue_reactor.ipp new file mode 100644 index 0000000..5e65a0c --- /dev/null +++ b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/kqueue_reactor.ipp @@ -0,0 +1,463 @@ +// +// detail/impl/kqueue_reactor.ipp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2014 Christopher M. Kohlhoff (chris at kohlhoff dot com) +// Copyright (c) 2005 Stefan Arentz (stefan at soze dot com) +// +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// + +#ifndef ASIO_DETAIL_IMPL_KQUEUE_REACTOR_IPP +#define ASIO_DETAIL_IMPL_KQUEUE_REACTOR_IPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include "asio/detail/config.hpp" + +#if defined(ASIO_HAS_KQUEUE) + +#include "asio/detail/kqueue_reactor.hpp" +#include "asio/detail/throw_error.hpp" +#include "asio/error.hpp" + +#include "asio/detail/push_options.hpp" + +#if defined(__NetBSD__) +# define ASIO_KQUEUE_EV_SET(ev, ident, filt, flags, fflags, data, udata) \ + EV_SET(ev, ident, filt, flags, fflags, data, \ + reinterpret_cast<intptr_t>(static_cast<void*>(udata))) +#else +# define ASIO_KQUEUE_EV_SET(ev, ident, filt, flags, fflags, data, udata) \ + EV_SET(ev, ident, filt, flags, fflags, data, udata) +#endif + +namespace asio { +namespace detail { + +kqueue_reactor::kqueue_reactor(asio::io_service& io_service) + : asio::detail::service_base<kqueue_reactor>(io_service), + io_service_(use_service<io_service_impl>(io_service)), + mutex_(), + kqueue_fd_(do_kqueue_create()), + interrupter_(), + shutdown_(false) +{ + struct kevent event; + ASIO_KQUEUE_EV_SET(&event, interrupter_.read_descriptor(), + EVFILT_READ, EV_ADD | EV_CLEAR, 0, 0, &interrupter_); + if (::kevent(kqueue_fd_, &event, 1, 0, 0, 0) == -1) + { + asio::error_code error(errno, + asio::error::get_system_category()); + asio::detail::throw_error(error); + } +} + +kqueue_reactor::~kqueue_reactor() +{ + close(kqueue_fd_); +} + +void kqueue_reactor::shutdown_service() +{ + mutex::scoped_lock lock(mutex_); + shutdown_ = true; + lock.unlock(); + + op_queue<operation> ops; + + while (descriptor_state* state = registered_descriptors_.first()) + { + for (int i = 0; i < max_ops; ++i) + ops.push(state->op_queue_[i]); + state->shutdown_ = true; + registered_descriptors_.free(state); + } + + timer_queues_.get_all_timers(ops); + + io_service_.abandon_operations(ops); +} + +void kqueue_reactor::fork_service(asio::io_service::fork_event fork_ev) +{ + if (fork_ev == asio::io_service::fork_child) + { + // The kqueue descriptor is automatically closed in the child. + kqueue_fd_ = -1; + kqueue_fd_ = do_kqueue_create(); + + interrupter_.recreate(); + + struct kevent event; + ASIO_KQUEUE_EV_SET(&event, interrupter_.read_descriptor(), + EVFILT_READ, EV_ADD | EV_CLEAR, 0, 0, &interrupter_); + if (::kevent(kqueue_fd_, &event, 1, 0, 0, 0) == -1) + { + asio::error_code error(errno, + asio::error::get_system_category()); + asio::detail::throw_error(error); + } + + // Re-register all descriptors with kqueue. + mutex::scoped_lock descriptors_lock(registered_descriptors_mutex_); + for (descriptor_state* state = registered_descriptors_.first(); + state != 0; state = state->next_) + { + struct kevent events[2]; + ASIO_KQUEUE_EV_SET(&events[0], state->descriptor_, + EVFILT_READ, EV_ADD | EV_CLEAR, 0, 0, state); + ASIO_KQUEUE_EV_SET(&events[1], state->descriptor_, + EVFILT_WRITE, EV_ADD | EV_CLEAR, 0, 0, state); + if (::kevent(kqueue_fd_, events, 2, 0, 0, 0) == -1) + { + asio::error_code error(errno, + asio::error::get_system_category()); + asio::detail::throw_error(error); + } + } + } +} + +void kqueue_reactor::init_task() +{ + io_service_.init_task(); +} + +int kqueue_reactor::register_descriptor(socket_type descriptor, + kqueue_reactor::per_descriptor_data& descriptor_data) +{ + descriptor_data = allocate_descriptor_state(); + + mutex::scoped_lock lock(descriptor_data->mutex_); + + descriptor_data->descriptor_ = descriptor; + descriptor_data->shutdown_ = false; + + struct kevent events[2]; + ASIO_KQUEUE_EV_SET(&events[0], descriptor, EVFILT_READ, + EV_ADD | EV_CLEAR, 0, 0, descriptor_data); + ASIO_KQUEUE_EV_SET(&events[1], descriptor, EVFILT_WRITE, + EV_ADD | EV_CLEAR, 0, 0, descriptor_data); + if (::kevent(kqueue_fd_, events, 2, 0, 0, 0) == -1) + return errno; + + return 0; +} + +int kqueue_reactor::register_internal_descriptor( + int op_type, socket_type descriptor, + kqueue_reactor::per_descriptor_data& descriptor_data, reactor_op* op) +{ + descriptor_data = allocate_descriptor_state(); + + mutex::scoped_lock lock(descriptor_data->mutex_); + + descriptor_data->descriptor_ = descriptor; + descriptor_data->shutdown_ = false; + descriptor_data->op_queue_[op_type].push(op); + + struct kevent events[2]; + ASIO_KQUEUE_EV_SET(&events[0], descriptor, EVFILT_READ, + EV_ADD | EV_CLEAR, 0, 0, descriptor_data); + ASIO_KQUEUE_EV_SET(&events[1], descriptor, EVFILT_WRITE, + EV_ADD | EV_CLEAR, 0, 0, descriptor_data); + if (::kevent(kqueue_fd_, events, 2, 0, 0, 0) == -1) + return errno; + + return 0; +} + +void kqueue_reactor::move_descriptor(socket_type, + kqueue_reactor::per_descriptor_data& target_descriptor_data, + kqueue_reactor::per_descriptor_data& source_descriptor_data) +{ + target_descriptor_data = source_descriptor_data; + source_descriptor_data = 0; +} + +void kqueue_reactor::start_op(int op_type, socket_type descriptor, + kqueue_reactor::per_descriptor_data& descriptor_data, reactor_op* op, + bool is_continuation, bool allow_speculative) +{ + if (!descriptor_data) + { + op->ec_ = asio::error::bad_descriptor; + post_immediate_completion(op, is_continuation); + return; + } + + mutex::scoped_lock descriptor_lock(descriptor_data->mutex_); + + if (descriptor_data->shutdown_) + { + post_immediate_completion(op, is_continuation); + return; + } + + bool first = descriptor_data->op_queue_[op_type].empty(); + if (first) + { + if (allow_speculative + && (op_type != read_op + || descriptor_data->op_queue_[except_op].empty())) + { + if (op->perform()) + { + descriptor_lock.unlock(); + io_service_.post_immediate_completion(op, is_continuation); + return; + } + } + else + { + struct kevent events[2]; + ASIO_KQUEUE_EV_SET(&events[0], descriptor, EVFILT_READ, + EV_ADD | EV_CLEAR, 0, 0, descriptor_data); + ASIO_KQUEUE_EV_SET(&events[1], descriptor, EVFILT_WRITE, + EV_ADD | EV_CLEAR, 0, 0, descriptor_data); + ::kevent(kqueue_fd_, events, 2, 0, 0, 0); + } + } + + descriptor_data->op_queue_[op_type].push(op); + io_service_.work_started(); +} + +void kqueue_reactor::cancel_ops(socket_type, + kqueue_reactor::per_descriptor_data& descriptor_data) +{ + if (!descriptor_data) + return; + + mutex::scoped_lock descriptor_lock(descriptor_data->mutex_); + + op_queue<operation> ops; + for (int i = 0; i < max_ops; ++i) + { + while (reactor_op* op = descriptor_data->op_queue_[i].front()) + { + op->ec_ = asio::error::operation_aborted; + descriptor_data->op_queue_[i].pop(); + ops.push(op); + } + } + + descriptor_lock.unlock(); + + io_service_.post_deferred_completions(ops); +} + +void kqueue_reactor::deregister_descriptor(socket_type descriptor, + kqueue_reactor::per_descriptor_data& descriptor_data, bool closing) +{ + if (!descriptor_data) + return; + + mutex::scoped_lock descriptor_lock(descriptor_data->mutex_); + + if (!descriptor_data->shutdown_) + { + if (closing) + { + // The descriptor will be automatically removed from the kqueue when it + // is closed. + } + else + { + struct kevent events[2]; + ASIO_KQUEUE_EV_SET(&events[0], descriptor, + EVFILT_READ, EV_DELETE, 0, 0, 0); + ASIO_KQUEUE_EV_SET(&events[1], descriptor, + EVFILT_WRITE, EV_DELETE, 0, 0, 0); + ::kevent(kqueue_fd_, events, 2, 0, 0, 0); + } + + op_queue<operation> ops; + for (int i = 0; i < max_ops; ++i) + { + while (reactor_op* op = descriptor_data->op_queue_[i].front()) + { + op->ec_ = asio::error::operation_aborted; + descriptor_data->op_queue_[i].pop(); + ops.push(op); + } + } + + descriptor_data->descriptor_ = -1; + descriptor_data->shutdown_ = true; + + descriptor_lock.unlock(); + + free_descriptor_state(descriptor_data); + descriptor_data = 0; + + io_service_.post_deferred_completions(ops); + } +} + +void kqueue_reactor::deregister_internal_descriptor(socket_type descriptor, + kqueue_reactor::per_descriptor_data& descriptor_data) +{ + if (!descriptor_data) + return; + + mutex::scoped_lock descriptor_lock(descriptor_data->mutex_); + + if (!descriptor_data->shutdown_) + { + struct kevent events[2]; + ASIO_KQUEUE_EV_SET(&events[0], descriptor, + EVFILT_READ, EV_DELETE, 0, 0, 0); + ASIO_KQUEUE_EV_SET(&events[1], descriptor, + EVFILT_WRITE, EV_DELETE, 0, 0, 0); + ::kevent(kqueue_fd_, events, 2, 0, 0, 0); + + op_queue<operation> ops; + for (int i = 0; i < max_ops; ++i) + ops.push(descriptor_data->op_queue_[i]); + + descriptor_data->descriptor_ = -1; + descriptor_data->shutdown_ = true; + + descriptor_lock.unlock(); + + free_descriptor_state(descriptor_data); + descriptor_data = 0; + } +} + +void kqueue_reactor::run(bool block, op_queue<operation>& ops) +{ + mutex::scoped_lock lock(mutex_); + + // Determine how long to block while waiting for events. + timespec timeout_buf = { 0, 0 }; + timespec* timeout = block ? get_timeout(timeout_buf) : &timeout_buf; + + lock.unlock(); + + // Block on the kqueue descriptor. + struct kevent events[128]; + int num_events = kevent(kqueue_fd_, 0, 0, events, 128, timeout); + + // Dispatch the waiting events. + for (int i = 0; i < num_events; ++i) + { + void* ptr = reinterpret_cast<void*>(events[i].udata); + if (ptr == &interrupter_) + { + interrupter_.reset(); + } + else + { + descriptor_state* descriptor_data = static_cast<descriptor_state*>(ptr); + mutex::scoped_lock descriptor_lock(descriptor_data->mutex_); + + // Exception operations must be processed first to ensure that any + // out-of-band data is read before normal data. +#if defined(__NetBSD__) + static const unsigned int filter[max_ops] = +#else + static const int filter[max_ops] = +#endif + { EVFILT_READ, EVFILT_WRITE, EVFILT_READ }; + for (int j = max_ops - 1; j >= 0; --j) + { + if (events[i].filter == filter[j]) + { + if (j != except_op || events[i].flags & EV_OOBAND) + { + while (reactor_op* op = descriptor_data->op_queue_[j].front()) + { + if (events[i].flags & EV_ERROR) + { + op->ec_ = asio::error_code( + static_cast<int>(events[i].data), + asio::error::get_system_category()); + descriptor_data->op_queue_[j].pop(); + ops.push(op); + } + if (op->perform()) + { + descriptor_data->op_queue_[j].pop(); + ops.push(op); + } + else + break; + } + } + } + } + } + } + + lock.lock(); + timer_queues_.get_ready_timers(ops); +} + +void kqueue_reactor::interrupt() +{ + interrupter_.interrupt(); +} + +int kqueue_reactor::do_kqueue_create() +{ + int fd = ::kqueue(); + if (fd == -1) + { + asio::error_code ec(errno, + asio::error::get_system_category()); + asio::detail::throw_error(ec, "kqueue"); + } + return fd; +} + +kqueue_reactor::descriptor_state* kqueue_reactor::allocate_descriptor_state() +{ + mutex::scoped_lock descriptors_lock(registered_descriptors_mutex_); + return registered_descriptors_.alloc(); +} + +void kqueue_reactor::free_descriptor_state(kqueue_reactor::descriptor_state* s) +{ + mutex::scoped_lock descriptors_lock(registered_descriptors_mutex_); + registered_descriptors_.free(s); +} + +void kqueue_reactor::do_add_timer_queue(timer_queue_base& queue) +{ + mutex::scoped_lock lock(mutex_); + timer_queues_.insert(&queue); +} + +void kqueue_reactor::do_remove_timer_queue(timer_queue_base& queue) +{ + mutex::scoped_lock lock(mutex_); + timer_queues_.erase(&queue); +} + +timespec* kqueue_reactor::get_timeout(timespec& ts) +{ + // By default we will wait no longer than 5 minutes. This will ensure that + // any changes to the system clock are detected after no longer than this. + long usec = timer_queues_.wait_duration_usec(5 * 60 * 1000 * 1000); + ts.tv_sec = usec / 1000000; + ts.tv_nsec = (usec % 1000000) * 1000; + return &ts; +} + +} // namespace detail +} // namespace asio + +#undef ASIO_KQUEUE_EV_SET + +#include "asio/detail/pop_options.hpp" + +#endif // defined(ASIO_HAS_KQUEUE) + +#endif // ASIO_DETAIL_IMPL_KQUEUE_REACTOR_IPP http://git-wip-us.apache.org/repos/asf/hadoop/blob/b78c94f4/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/pipe_select_interrupter.ipp ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/pipe_select_interrupter.ipp b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/pipe_select_interrupter.ipp new file mode 100644 index 0000000..192f251 --- /dev/null +++ b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/pipe_select_interrupter.ipp @@ -0,0 +1,124 @@ +// +// detail/impl/pipe_select_interrupter.ipp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2014 Christopher M. Kohlhoff (chris at kohlhoff dot com) +// +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// + +#ifndef ASIO_DETAIL_IMPL_PIPE_SELECT_INTERRUPTER_IPP +#define ASIO_DETAIL_IMPL_PIPE_SELECT_INTERRUPTER_IPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include "asio/detail/config.hpp" + +#if !defined(ASIO_WINDOWS_RUNTIME) +#if !defined(ASIO_WINDOWS) +#if !defined(__CYGWIN__) +#if !defined(__SYMBIAN32__) +#if !defined(ASIO_HAS_EVENTFD) + +#include <fcntl.h> +#include <sys/stat.h> +#include <sys/types.h> +#include <unistd.h> +#include "asio/detail/pipe_select_interrupter.hpp" +#include "asio/detail/socket_types.hpp" +#include "asio/detail/throw_error.hpp" +#include "asio/error.hpp" + +#include "asio/detail/push_options.hpp" + +namespace asio { +namespace detail { + +pipe_select_interrupter::pipe_select_interrupter() +{ + open_descriptors(); +} + +void pipe_select_interrupter::open_descriptors() +{ + int pipe_fds[2]; + if (pipe(pipe_fds) == 0) + { + read_descriptor_ = pipe_fds[0]; + ::fcntl(read_descriptor_, F_SETFL, O_NONBLOCK); + write_descriptor_ = pipe_fds[1]; + ::fcntl(write_descriptor_, F_SETFL, O_NONBLOCK); + +#if defined(FD_CLOEXEC) + ::fcntl(read_descriptor_, F_SETFD, FD_CLOEXEC); + ::fcntl(write_descriptor_, F_SETFD, FD_CLOEXEC); +#endif // defined(FD_CLOEXEC) + } + else + { + asio::error_code ec(errno, + asio::error::get_system_category()); + asio::detail::throw_error(ec, "pipe_select_interrupter"); + } +} + +pipe_select_interrupter::~pipe_select_interrupter() +{ + close_descriptors(); +} + +void pipe_select_interrupter::close_descriptors() +{ + if (read_descriptor_ != -1) + ::close(read_descriptor_); + if (write_descriptor_ != -1) + ::close(write_descriptor_); +} + +void pipe_select_interrupter::recreate() +{ + close_descriptors(); + + write_descriptor_ = -1; + read_descriptor_ = -1; + + open_descriptors(); +} + +void pipe_select_interrupter::interrupt() +{ + char byte = 0; + signed_size_type result = ::write(write_descriptor_, &byte, 1); + (void)result; +} + +bool pipe_select_interrupter::reset() +{ + for (;;) + { + char data[1024]; + signed_size_type bytes_read = ::read(read_descriptor_, data, sizeof(data)); + if (bytes_read < 0 && errno == EINTR) + continue; + bool was_interrupted = (bytes_read > 0); + while (bytes_read == sizeof(data)) + bytes_read = ::read(read_descriptor_, data, sizeof(data)); + return was_interrupted; + } +} + +} // namespace detail +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // !defined(ASIO_HAS_EVENTFD) +#endif // !defined(__SYMBIAN32__) +#endif // !defined(__CYGWIN__) +#endif // !defined(ASIO_WINDOWS) +#endif // !defined(ASIO_WINDOWS_RUNTIME) + +#endif // ASIO_DETAIL_IMPL_PIPE_SELECT_INTERRUPTER_IPP http://git-wip-us.apache.org/repos/asf/hadoop/blob/b78c94f4/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/posix_event.ipp ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/posix_event.ipp b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/posix_event.ipp new file mode 100644 index 0000000..1bc6563 --- /dev/null +++ b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/posix_event.ipp @@ -0,0 +1,47 @@ +// +// detail/impl/posix_event.ipp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2014 Christopher M. Kohlhoff (chris at kohlhoff dot com) +// +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// + +#ifndef ASIO_DETAIL_IMPL_POSIX_EVENT_IPP +#define ASIO_DETAIL_IMPL_POSIX_EVENT_IPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include "asio/detail/config.hpp" + +#if defined(ASIO_HAS_PTHREADS) + +#include "asio/detail/posix_event.hpp" +#include "asio/detail/throw_error.hpp" +#include "asio/error.hpp" + +#include "asio/detail/push_options.hpp" + +namespace asio { +namespace detail { + +posix_event::posix_event() + : state_(0) +{ + int error = ::pthread_cond_init(&cond_, 0); + asio::error_code ec(error, + asio::error::get_system_category()); + asio::detail::throw_error(ec, "event"); +} + +} // namespace detail +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // defined(ASIO_HAS_PTHREADS) + +#endif // ASIO_DETAIL_IMPL_POSIX_EVENT_IPP http://git-wip-us.apache.org/repos/asf/hadoop/blob/b78c94f4/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/posix_mutex.ipp ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/posix_mutex.ipp b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/posix_mutex.ipp new file mode 100644 index 0000000..e0f67ab --- /dev/null +++ b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/posix_mutex.ipp @@ -0,0 +1,46 @@ +// +// detail/impl/posix_mutex.ipp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2014 Christopher M. Kohlhoff (chris at kohlhoff dot com) +// +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// + +#ifndef ASIO_DETAIL_IMPL_POSIX_MUTEX_IPP +#define ASIO_DETAIL_IMPL_POSIX_MUTEX_IPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include "asio/detail/config.hpp" + +#if defined(ASIO_HAS_PTHREADS) + +#include "asio/detail/posix_mutex.hpp" +#include "asio/detail/throw_error.hpp" +#include "asio/error.hpp" + +#include "asio/detail/push_options.hpp" + +namespace asio { +namespace detail { + +posix_mutex::posix_mutex() +{ + int error = ::pthread_mutex_init(&mutex_, 0); + asio::error_code ec(error, + asio::error::get_system_category()); + asio::detail::throw_error(ec, "mutex"); +} + +} // namespace detail +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // defined(ASIO_HAS_PTHREADS) + +#endif // ASIO_DETAIL_IMPL_POSIX_MUTEX_IPP http://git-wip-us.apache.org/repos/asf/hadoop/blob/b78c94f4/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/posix_thread.ipp ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/posix_thread.ipp b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/posix_thread.ipp new file mode 100644 index 0000000..ea12383 --- /dev/null +++ b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/posix_thread.ipp @@ -0,0 +1,74 @@ +// +// detail/impl/posix_thread.ipp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2014 Christopher M. Kohlhoff (chris at kohlhoff dot com) +// +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// + +#ifndef ASIO_DETAIL_IMPL_POSIX_THREAD_IPP +#define ASIO_DETAIL_IMPL_POSIX_THREAD_IPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include "asio/detail/config.hpp" + +#if defined(ASIO_HAS_PTHREADS) + +#include "asio/detail/posix_thread.hpp" +#include "asio/detail/throw_error.hpp" +#include "asio/error.hpp" + +#include "asio/detail/push_options.hpp" + +namespace asio { +namespace detail { + +posix_thread::~posix_thread() +{ + if (!joined_) + ::pthread_detach(thread_); +} + +void posix_thread::join() +{ + if (!joined_) + { + ::pthread_join(thread_, 0); + joined_ = true; + } +} + +void posix_thread::start_thread(func_base* arg) +{ + int error = ::pthread_create(&thread_, 0, + asio_detail_posix_thread_function, arg); + if (error != 0) + { + delete arg; + asio::error_code ec(error, + asio::error::get_system_category()); + asio::detail::throw_error(ec, "thread"); + } +} + +void* asio_detail_posix_thread_function(void* arg) +{ + posix_thread::auto_func_base_ptr func = { + static_cast<posix_thread::func_base*>(arg) }; + func.ptr->run(); + return 0; +} + +} // namespace detail +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // defined(ASIO_HAS_PTHREADS) + +#endif // ASIO_DETAIL_IMPL_POSIX_THREAD_IPP http://git-wip-us.apache.org/repos/asf/hadoop/blob/b78c94f4/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/posix_tss_ptr.ipp ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/posix_tss_ptr.ipp b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/posix_tss_ptr.ipp new file mode 100644 index 0000000..1e4ac82 --- /dev/null +++ b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/posix_tss_ptr.ipp @@ -0,0 +1,46 @@ +// +// detail/impl/posix_tss_ptr.ipp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2014 Christopher M. Kohlhoff (chris at kohlhoff dot com) +// +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// + +#ifndef ASIO_DETAIL_IMPL_POSIX_TSS_PTR_IPP +#define ASIO_DETAIL_IMPL_POSIX_TSS_PTR_IPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include "asio/detail/config.hpp" + +#if defined(ASIO_HAS_PTHREADS) + +#include "asio/detail/posix_tss_ptr.hpp" +#include "asio/detail/throw_error.hpp" +#include "asio/error.hpp" + +#include "asio/detail/push_options.hpp" + +namespace asio { +namespace detail { + +void posix_tss_ptr_create(pthread_key_t& key) +{ + int error = ::pthread_key_create(&key, 0); + asio::error_code ec(error, + asio::error::get_system_category()); + asio::detail::throw_error(ec, "tss"); +} + +} // namespace detail +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // defined(ASIO_HAS_PTHREADS) + +#endif // ASIO_DETAIL_IMPL_POSIX_TSS_PTR_IPP http://git-wip-us.apache.org/repos/asf/hadoop/blob/b78c94f4/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/reactive_descriptor_service.ipp ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/reactive_descriptor_service.ipp b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/reactive_descriptor_service.ipp new file mode 100644 index 0000000..23d8e13 --- /dev/null +++ b/hadoop-hdfs-project/hadoop-hdfs-native-client/src/main/native/libhdfspp/third_party/asio-1.10.2/include/asio/detail/impl/reactive_descriptor_service.ipp @@ -0,0 +1,208 @@ +// +// detail/impl/reactive_descriptor_service.ipp +// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// Copyright (c) 2003-2014 Christopher M. Kohlhoff (chris at kohlhoff dot com) +// +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// + +#ifndef ASIO_DETAIL_IMPL_REACTIVE_DESCRIPTOR_SERVICE_IPP +#define ASIO_DETAIL_IMPL_REACTIVE_DESCRIPTOR_SERVICE_IPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1200) +# pragma once +#endif // defined(_MSC_VER) && (_MSC_VER >= 1200) + +#include "asio/detail/config.hpp" + +#if !defined(ASIO_WINDOWS) \ + && !defined(ASIO_WINDOWS_RUNTIME) \ + && !defined(__CYGWIN__) + +#include "asio/error.hpp" +#include "asio/detail/reactive_descriptor_service.hpp" + +#include "asio/detail/push_options.hpp" + +namespace asio { +namespace detail { + +reactive_descriptor_service::reactive_descriptor_service( + asio::io_service& io_service) + : reactor_(asio::use_service<reactor>(io_service)) +{ + reactor_.init_task(); +} + +void reactive_descriptor_service::shutdown_service() +{ +} + +void reactive_descriptor_service::construct( + reactive_descriptor_service::implementation_type& impl) +{ + impl.descriptor_ = -1; + impl.state_ = 0; +} + +void reactive_descriptor_service::move_construct( + reactive_descriptor_service::implementation_type& impl, + reactive_descriptor_service::implementation_type& other_impl) +{ + impl.descriptor_ = other_impl.descriptor_; + other_impl.descriptor_ = -1; + + impl.state_ = other_impl.state_; + other_impl.state_ = 0; + + reactor_.move_descriptor(impl.descriptor_, + impl.reactor_data_, other_impl.reactor_data_); +} + +void reactive_descriptor_service::move_assign( + reactive_descriptor_service::implementation_type& impl, + reactive_descriptor_service& other_service, + reactive_descriptor_service::implementation_type& other_impl) +{ + destroy(impl); + + impl.descriptor_ = other_impl.descriptor_; + other_impl.descriptor_ = -1; + + impl.state_ = other_impl.state_; + other_impl.state_ = 0; + + other_service.reactor_.move_descriptor(impl.descriptor_, + impl.reactor_data_, other_impl.reactor_data_); +} + +void reactive_descriptor_service::destroy( + reactive_descriptor_service::implementation_type& impl) +{ + if (is_open(impl)) + { + ASIO_HANDLER_OPERATION(("descriptor", &impl, "close")); + + reactor_.deregister_descriptor(impl.descriptor_, impl.reactor_data_, + (impl.state_ & descriptor_ops::possible_dup) == 0); + } + + asio::error_code ignored_ec; + descriptor_ops::close(impl.descriptor_, impl.state_, ignored_ec); +} + +asio::error_code reactive_descriptor_service::assign( + reactive_descriptor_service::implementation_type& impl, + const native_handle_type& native_descriptor, asio::error_code& ec) +{ + if (is_open(impl)) + { + ec = asio::error::already_open; + return ec; + } + + if (int err = reactor_.register_descriptor( + native_descriptor, impl.reactor_data_)) + { + ec = asio::error_code(err, + asio::error::get_system_category()); + return ec; + } + + impl.descriptor_ = native_descriptor; + impl.state_ = descriptor_ops::possible_dup; + ec = asio::error_code(); + return ec; +} + +asio::error_code reactive_descriptor_service::close( + reactive_descriptor_service::implementation_type& impl, + asio::error_code& ec) +{ + if (is_open(impl)) + { + ASIO_HANDLER_OPERATION(("descriptor", &impl, "close")); + + reactor_.deregister_descriptor(impl.descriptor_, impl.reactor_data_, + (impl.state_ & descriptor_ops::possible_dup) == 0); + } + + descriptor_ops::close(impl.descriptor_, impl.state_, ec); + + // The descriptor is closed by the OS even if close() returns an error. + // + // (Actually, POSIX says the state of the descriptor is unspecified. On + // Linux the descriptor is apparently closed anyway; e.g. see + // http://lkml.org/lkml/2005/9/10/129 + // We'll just have to assume that other OSes follow the same behaviour.) + construct(impl); + + return ec; +} + +reactive_descriptor_service::native_handle_type +reactive_descriptor_service::release( + reactive_descriptor_service::implementation_type& impl) +{ + native_handle_type descriptor = impl.descriptor_; + + if (is_open(impl)) + { + ASIO_HANDLER_OPERATION(("descriptor", &impl, "release")); + + reactor_.deregister_descriptor(impl.descriptor_, impl.reactor_data_, false); + construct(impl); + } + + return descriptor; +} + +asio::error_code reactive_descriptor_service::cancel( + reactive_descriptor_service::implementation_type& impl, + asio::error_code& ec) +{ + if (!is_open(impl)) + { + ec = asio::error::bad_descriptor; + return ec; + } + + ASIO_HANDLER_OPERATION(("descriptor", &impl, "cancel")); + + reactor_.cancel_ops(impl.descriptor_, impl.reactor_data_); + ec = asio::error_code(); + return ec; +} + +void reactive_descriptor_service::start_op( + reactive_descriptor_service::implementation_type& impl, + int op_type, reactor_op* op, bool is_continuation, + bool is_non_blocking, bool noop) +{ + if (!noop) + { + if ((impl.state_ & descriptor_ops::non_blocking) || + descriptor_ops::set_internal_non_blocking( + impl.descriptor_, impl.state_, true, op->ec_)) + { + reactor_.start_op(op_type, impl.descriptor_, + impl.reactor_data_, op, is_continuation, is_non_blocking); + return; + } + } + + reactor_.post_immediate_completion(op, is_continuation); +} + +} // namespace detail +} // namespace asio + +#include "asio/detail/pop_options.hpp" + +#endif // !defined(ASIO_WINDOWS) + // && !defined(ASIO_WINDOWS_RUNTIME) + // && !defined(__CYGWIN__) + +#endif // ASIO_DETAIL_IMPL_REACTIVE_DESCRIPTOR_SERVICE_IPP --------------------------------------------------------------------- To unsubscribe, e-mail: common-commits-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-commits-h...@hadoop.apache.org
