Craig Tiller
9 years ago
commit
1149649252
132 changed files with 2107 additions and 4054 deletions
@ -0,0 +1,8 @@ |
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-Ithird_party/googletest/include |
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-Ithird_party/googletest |
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-Iinclude |
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-Igens |
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-I. |
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-Ithird_party/boringssl/include |
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-Ithird_party/zlib |
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-Ithird_party/protobuf/src |
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@ -1,14 +1,28 @@ |
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# Top-level Items by language |
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|
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## Bazel |
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* [grpc.bzl](grpc.bzl) |
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|
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## Node |
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* [binding.gyp](binding.gyp) |
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* [package.json](package.json) |
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|
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## Objective-C |
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* [gRPC.podspec](gRPC.podspec) |
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|
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## PHP |
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* [composer.json](composer.json) |
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* [config.m4](config.m4) |
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* [package.xml](package.xml) |
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|
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## Python |
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* [requirements.txt](requirements.txt) |
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* [setup.cfg](setup.cfg) |
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* [setup.py](setup.py) |
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* [tox.ini](tox.ini) |
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* [PYTHON-MANIFEST.in](PYTHON-MANIFEST.in) |
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|
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## Ruby |
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* [Gemfile](Gemfile) |
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* [grpc.gemspec](grpc.gemspec) |
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* [Rakefile](Rakefile) |
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@ -1,233 +0,0 @@ |
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/*
|
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* |
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* Copyright 2015-2016, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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|
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#include "src/core/channel/client_uchannel.h" |
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#include <string.h> |
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#include "src/core/census/grpc_filter.h" |
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#include "src/core/channel/channel_args.h" |
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#include "src/core/channel/client_channel.h" |
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#include "src/core/channel/compress_filter.h" |
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#include "src/core/channel/subchannel_call_holder.h" |
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#include "src/core/iomgr/iomgr.h" |
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#include "src/core/support/string.h" |
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#include "src/core/surface/channel.h" |
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#include "src/core/transport/connectivity_state.h" |
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|
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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 <grpc/support/useful.h> |
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/** Microchannel (uchannel) implementation: a lightweight channel without any
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* load-balancing mechanisms meant for communication from within the core. */ |
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typedef struct client_uchannel_channel_data { |
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/** master channel - the grpc_channel instance that ultimately owns
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this channel_data via its channel stack. |
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We occasionally use this to bump the refcount on the master channel |
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to keep ourselves alive through an asynchronous operation. */ |
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grpc_channel_stack *owning_stack; |
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/** connectivity state being tracked */ |
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grpc_connectivity_state_tracker state_tracker; |
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/** the subchannel wrapped by the microchannel */ |
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grpc_connected_subchannel *connected_subchannel; |
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/** the callback used to stay subscribed to subchannel connectivity
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* notifications */ |
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grpc_closure connectivity_cb; |
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/** the current connectivity state of the wrapped subchannel */ |
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grpc_connectivity_state subchannel_connectivity; |
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gpr_mu mu_state; |
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} channel_data; |
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typedef grpc_subchannel_call_holder call_data; |
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static void monitor_subchannel(grpc_exec_ctx *exec_ctx, void *arg, |
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bool iomgr_success) { |
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channel_data *chand = arg; |
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grpc_connectivity_state_set(exec_ctx, &chand->state_tracker, |
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chand->subchannel_connectivity, |
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"uchannel_monitor_subchannel"); |
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grpc_connected_subchannel_notify_on_state_change( |
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exec_ctx, chand->connected_subchannel, NULL, |
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&chand->subchannel_connectivity, &chand->connectivity_cb); |
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} |
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static char *cuc_get_peer(grpc_exec_ctx *exec_ctx, grpc_call_element *elem) { |
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return grpc_subchannel_call_holder_get_peer(exec_ctx, elem->call_data); |
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} |
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static void cuc_start_transport_stream_op(grpc_exec_ctx *exec_ctx, |
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grpc_call_element *elem, |
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grpc_transport_stream_op *op) { |
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GRPC_CALL_LOG_OP(GPR_INFO, elem, op); |
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grpc_subchannel_call_holder_perform_op(exec_ctx, elem->call_data, op); |
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} |
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static void cuc_start_transport_op(grpc_exec_ctx *exec_ctx, |
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grpc_channel_element *elem, |
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grpc_transport_op *op) { |
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channel_data *chand = elem->channel_data; |
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grpc_exec_ctx_enqueue(exec_ctx, op->on_consumed, true, NULL); |
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GPR_ASSERT(op->set_accept_stream == false); |
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GPR_ASSERT(op->bind_pollset == NULL); |
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if (op->on_connectivity_state_change != NULL) { |
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grpc_connectivity_state_notify_on_state_change( |
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exec_ctx, &chand->state_tracker, op->connectivity_state, |
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op->on_connectivity_state_change); |
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op->on_connectivity_state_change = NULL; |
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op->connectivity_state = NULL; |
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} |
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if (op->disconnect) { |
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grpc_connectivity_state_set(exec_ctx, &chand->state_tracker, |
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GRPC_CHANNEL_FATAL_FAILURE, "disconnect"); |
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} |
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} |
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static int cuc_pick_subchannel(grpc_exec_ctx *exec_ctx, void *arg, |
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grpc_metadata_batch *initial_metadata, |
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grpc_connected_subchannel **connected_subchannel, |
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grpc_closure *on_ready) { |
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channel_data *chand = arg; |
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GPR_ASSERT(initial_metadata != NULL); |
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*connected_subchannel = chand->connected_subchannel; |
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return 1; |
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} |
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/* Constructor for call_data */ |
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static void cuc_init_call_elem(grpc_exec_ctx *exec_ctx, grpc_call_element *elem, |
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grpc_call_element_args *args) { |
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grpc_subchannel_call_holder_init(elem->call_data, cuc_pick_subchannel, |
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elem->channel_data, args->call_stack); |
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} |
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|
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/* Destructor for call_data */ |
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static void cuc_destroy_call_elem(grpc_exec_ctx *exec_ctx, |
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grpc_call_element *elem) { |
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grpc_subchannel_call_holder_destroy(exec_ctx, elem->call_data); |
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} |
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|
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/* Constructor for channel_data */ |
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static void cuc_init_channel_elem(grpc_exec_ctx *exec_ctx, |
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grpc_channel_element *elem, |
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grpc_channel_element_args *args) { |
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channel_data *chand = elem->channel_data; |
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memset(chand, 0, sizeof(*chand)); |
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grpc_closure_init(&chand->connectivity_cb, monitor_subchannel, chand); |
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GPR_ASSERT(args->is_last); |
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GPR_ASSERT(elem->filter == &grpc_client_uchannel_filter); |
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chand->owning_stack = args->channel_stack; |
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grpc_connectivity_state_init(&chand->state_tracker, GRPC_CHANNEL_IDLE, |
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"client_uchannel"); |
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gpr_mu_init(&chand->mu_state); |
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} |
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|
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/* Destructor for channel_data */ |
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static void cuc_destroy_channel_elem(grpc_exec_ctx *exec_ctx, |
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grpc_channel_element *elem) { |
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channel_data *chand = elem->channel_data; |
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/* cancel subscription */ |
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grpc_connected_subchannel_notify_on_state_change( |
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exec_ctx, chand->connected_subchannel, NULL, NULL, |
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&chand->connectivity_cb); |
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grpc_connectivity_state_destroy(exec_ctx, &chand->state_tracker); |
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gpr_mu_destroy(&chand->mu_state); |
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GRPC_CONNECTED_SUBCHANNEL_UNREF(exec_ctx, chand->connected_subchannel, |
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"uchannel"); |
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} |
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static void cuc_set_pollset(grpc_exec_ctx *exec_ctx, grpc_call_element *elem, |
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grpc_pollset *pollset) { |
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call_data *calld = elem->call_data; |
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calld->pollset = pollset; |
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} |
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const grpc_channel_filter grpc_client_uchannel_filter = { |
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cuc_start_transport_stream_op, cuc_start_transport_op, sizeof(call_data), |
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cuc_init_call_elem, cuc_set_pollset, cuc_destroy_call_elem, |
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sizeof(channel_data), cuc_init_channel_elem, cuc_destroy_channel_elem, |
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cuc_get_peer, "client-uchannel", |
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}; |
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grpc_connectivity_state grpc_client_uchannel_check_connectivity_state( |
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grpc_exec_ctx *exec_ctx, grpc_channel_element *elem, int try_to_connect) { |
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channel_data *chand = elem->channel_data; |
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grpc_connectivity_state out; |
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gpr_mu_lock(&chand->mu_state); |
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out = grpc_connectivity_state_check(&chand->state_tracker); |
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gpr_mu_unlock(&chand->mu_state); |
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return out; |
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} |
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|
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void grpc_client_uchannel_watch_connectivity_state( |
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grpc_exec_ctx *exec_ctx, grpc_channel_element *elem, grpc_pollset *pollset, |
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grpc_connectivity_state *state, grpc_closure *on_complete) { |
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channel_data *chand = elem->channel_data; |
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gpr_mu_lock(&chand->mu_state); |
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grpc_connectivity_state_notify_on_state_change( |
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exec_ctx, &chand->state_tracker, state, on_complete); |
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gpr_mu_unlock(&chand->mu_state); |
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} |
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grpc_channel *grpc_client_uchannel_create(grpc_subchannel *subchannel, |
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grpc_channel_args *args) { |
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grpc_channel *channel = NULL; |
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grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; |
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channel = |
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grpc_channel_create(&exec_ctx, NULL, args, GRPC_CLIENT_UCHANNEL, NULL); |
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return channel; |
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} |
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void grpc_client_uchannel_set_connected_subchannel( |
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grpc_channel *uchannel, grpc_connected_subchannel *connected_subchannel) { |
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grpc_channel_element *elem = |
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grpc_channel_stack_last_element(grpc_channel_get_channel_stack(uchannel)); |
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channel_data *chand = elem->channel_data; |
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GPR_ASSERT(elem->filter == &grpc_client_uchannel_filter); |
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gpr_mu_lock(&chand->mu_state); |
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chand->connected_subchannel = connected_subchannel; |
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GRPC_CONNECTED_SUBCHANNEL_REF(connected_subchannel, "uchannel"); |
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gpr_mu_unlock(&chand->mu_state); |
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} |
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@ -1,60 +0,0 @@ |
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/*
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* |
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* Copyright 2015-2016, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
||||
* modification, are permitted provided that the following conditions are |
||||
* met: |
||||
* |
||||
* * Redistributions of source code must retain the above copyright |
||||
* notice, this list of conditions and the following disclaimer. |
||||
* * Redistributions in binary form must reproduce the above |
||||
* copyright notice, this list of conditions and the following disclaimer |
||||
* in the documentation and/or other materials provided with the |
||||
* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
||||
* contributors may be used to endorse or promote products derived from |
||||
* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#ifndef GRPC_CORE_CHANNEL_CLIENT_UCHANNEL_H |
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#define GRPC_CORE_CHANNEL_CLIENT_UCHANNEL_H |
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#include "src/core/channel/channel_stack.h" |
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#include "src/core/client_config/resolver.h" |
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#define GRPC_MICROCHANNEL_SUBCHANNEL_ARG "grpc.microchannel_subchannel_key" |
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/* A client microchannel (aka uchannel) is a channel wrapping a subchannel, for
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* the purposes of lightweight RPC communications from within the core.*/ |
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extern const grpc_channel_filter grpc_client_uchannel_filter; |
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grpc_connectivity_state grpc_client_uchannel_check_connectivity_state( |
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grpc_exec_ctx *exec_ctx, grpc_channel_element *elem, int try_to_connect); |
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void grpc_client_uchannel_watch_connectivity_state( |
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grpc_exec_ctx *exec_ctx, grpc_channel_element *elem, grpc_pollset *pollset, |
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grpc_connectivity_state *state, grpc_closure *on_complete); |
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grpc_channel *grpc_client_uchannel_create(grpc_subchannel *subchannel, |
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grpc_channel_args *args); |
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void grpc_client_uchannel_set_connected_subchannel( |
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grpc_channel *uchannel, grpc_connected_subchannel *connected_subchannel); |
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#endif /* GRPC_CORE_CHANNEL_CLIENT_UCHANNEL_H */ |
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