mirror of https://github.com/grpc/grpc.git
Mark D. Roth
8 years ago
commit
494790b84e
138 changed files with 3091 additions and 1170 deletions
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//
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// Copyright 2015, 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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#include "src/core/lib/transport/method_config.h" |
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#include <string.h> |
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#include <grpc/impl/codegen/grpc_types.h> |
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#include <grpc/support/alloc.h> |
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#include <grpc/support/log.h> |
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#include <grpc/support/string_util.h> |
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#include <grpc/support/time.h> |
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#include "src/core/lib/transport/mdstr_hash_table.h" |
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#include "src/core/lib/transport/metadata.h" |
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//
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// grpc_method_config
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//
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// bool vtable
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static void* bool_copy(void* valuep) { |
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bool value = *(bool*)valuep; |
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bool* new_value = gpr_malloc(sizeof(bool)); |
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*new_value = value; |
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return new_value; |
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} |
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static int bool_cmp(void* v1, void* v2) { |
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bool b1 = *(bool*)v1; |
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bool b2 = *(bool*)v2; |
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if (!b1 && b2) return -1; |
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if (b1 && !b2) return 1; |
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return 0; |
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} |
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static grpc_mdstr_hash_table_vtable bool_vtable = {gpr_free, bool_copy, |
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bool_cmp}; |
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// timespec vtable
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static void* timespec_copy(void* valuep) { |
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gpr_timespec value = *(gpr_timespec*)valuep; |
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gpr_timespec* new_value = gpr_malloc(sizeof(gpr_timespec)); |
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*new_value = value; |
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return new_value; |
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} |
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static int timespec_cmp(void* v1, void* v2) { |
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return gpr_time_cmp(*(gpr_timespec*)v1, *(gpr_timespec*)v2); |
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} |
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static grpc_mdstr_hash_table_vtable timespec_vtable = {gpr_free, timespec_copy, |
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timespec_cmp}; |
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// int32 vtable
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static void* int32_copy(void* valuep) { |
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int32_t value = *(int32_t*)valuep; |
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int32_t* new_value = gpr_malloc(sizeof(int32_t)); |
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*new_value = value; |
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return new_value; |
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} |
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static int int32_cmp(void* v1, void* v2) { |
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int32_t i1 = *(int32_t*)v1; |
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int32_t i2 = *(int32_t*)v2; |
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if (i1 < i2) return -1; |
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if (i1 > i2) return 1; |
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return 0; |
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} |
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static grpc_mdstr_hash_table_vtable int32_vtable = {gpr_free, int32_copy, |
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int32_cmp}; |
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// Hash table keys.
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#define GRPC_METHOD_CONFIG_WAIT_FOR_READY "grpc.wait_for_ready" // bool
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#define GRPC_METHOD_CONFIG_TIMEOUT "grpc.timeout" // gpr_timespec
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#define GRPC_METHOD_CONFIG_MAX_REQUEST_MESSAGE_BYTES \ |
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"grpc.max_request_message_bytes" // int32
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#define GRPC_METHOD_CONFIG_MAX_RESPONSE_MESSAGE_BYTES \ |
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"grpc.max_response_message_bytes" // int32
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struct grpc_method_config { |
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grpc_mdstr_hash_table* table; |
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grpc_mdstr* wait_for_ready_key; |
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grpc_mdstr* timeout_key; |
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grpc_mdstr* max_request_message_bytes_key; |
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grpc_mdstr* max_response_message_bytes_key; |
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}; |
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grpc_method_config* grpc_method_config_create( |
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bool* wait_for_ready, gpr_timespec* timeout, |
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int32_t* max_request_message_bytes, int32_t* max_response_message_bytes) { |
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grpc_method_config* method_config = gpr_malloc(sizeof(grpc_method_config)); |
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memset(method_config, 0, sizeof(grpc_method_config)); |
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method_config->wait_for_ready_key = |
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grpc_mdstr_from_string(GRPC_METHOD_CONFIG_WAIT_FOR_READY); |
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method_config->timeout_key = |
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grpc_mdstr_from_string(GRPC_METHOD_CONFIG_TIMEOUT); |
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method_config->max_request_message_bytes_key = |
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grpc_mdstr_from_string(GRPC_METHOD_CONFIG_MAX_REQUEST_MESSAGE_BYTES); |
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method_config->max_response_message_bytes_key = |
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grpc_mdstr_from_string(GRPC_METHOD_CONFIG_MAX_RESPONSE_MESSAGE_BYTES); |
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grpc_mdstr_hash_table_entry entries[4]; |
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size_t num_entries = 0; |
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if (wait_for_ready != NULL) { |
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entries[num_entries].key = method_config->wait_for_ready_key; |
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entries[num_entries].value = wait_for_ready; |
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entries[num_entries].vtable = &bool_vtable; |
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++num_entries; |
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} |
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if (timeout != NULL) { |
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entries[num_entries].key = method_config->timeout_key; |
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entries[num_entries].value = timeout; |
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entries[num_entries].vtable = ×pec_vtable; |
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++num_entries; |
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} |
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if (max_request_message_bytes != NULL) { |
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entries[num_entries].key = method_config->max_request_message_bytes_key; |
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entries[num_entries].value = max_request_message_bytes; |
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entries[num_entries].vtable = &int32_vtable; |
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++num_entries; |
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} |
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if (max_response_message_bytes != NULL) { |
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entries[num_entries].key = method_config->max_response_message_bytes_key; |
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entries[num_entries].value = max_response_message_bytes; |
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entries[num_entries].vtable = &int32_vtable; |
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++num_entries; |
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} |
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method_config->table = grpc_mdstr_hash_table_create(num_entries, entries); |
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return method_config; |
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} |
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grpc_method_config* grpc_method_config_ref(grpc_method_config* method_config) { |
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grpc_mdstr_hash_table_ref(method_config->table); |
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return method_config; |
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} |
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void grpc_method_config_unref(grpc_method_config* method_config) { |
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if (grpc_mdstr_hash_table_unref(method_config->table)) { |
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GRPC_MDSTR_UNREF(method_config->wait_for_ready_key); |
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GRPC_MDSTR_UNREF(method_config->timeout_key); |
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GRPC_MDSTR_UNREF(method_config->max_request_message_bytes_key); |
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GRPC_MDSTR_UNREF(method_config->max_response_message_bytes_key); |
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gpr_free(method_config); |
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} |
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} |
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int grpc_method_config_cmp(const grpc_method_config* method_config1, |
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const grpc_method_config* method_config2) { |
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return grpc_mdstr_hash_table_cmp(method_config1->table, |
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method_config2->table); |
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} |
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const bool* grpc_method_config_get_wait_for_ready( |
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const grpc_method_config* method_config) { |
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return grpc_mdstr_hash_table_get(method_config->table, |
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method_config->wait_for_ready_key); |
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} |
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const gpr_timespec* grpc_method_config_get_timeout( |
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const grpc_method_config* method_config) { |
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return grpc_mdstr_hash_table_get(method_config->table, |
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method_config->timeout_key); |
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} |
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const int32_t* grpc_method_config_get_max_request_message_bytes( |
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const grpc_method_config* method_config) { |
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return grpc_mdstr_hash_table_get( |
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method_config->table, method_config->max_request_message_bytes_key); |
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} |
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const int32_t* grpc_method_config_get_max_response_message_bytes( |
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const grpc_method_config* method_config) { |
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return grpc_mdstr_hash_table_get( |
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method_config->table, method_config->max_response_message_bytes_key); |
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} |
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//
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// grpc_method_config_table
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//
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static void method_config_unref(void* valuep) { |
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grpc_method_config_unref(valuep); |
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} |
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static void* method_config_ref(void* valuep) { |
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return grpc_method_config_ref(valuep); |
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} |
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static int method_config_cmp(void* valuep1, void* valuep2) { |
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return grpc_method_config_cmp(valuep1, valuep2); |
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} |
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static const grpc_mdstr_hash_table_vtable method_config_table_vtable = { |
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method_config_unref, method_config_ref, method_config_cmp}; |
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grpc_method_config_table* grpc_method_config_table_create( |
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size_t num_entries, grpc_method_config_table_entry* entries) { |
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grpc_mdstr_hash_table_entry* hash_table_entries = |
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gpr_malloc(sizeof(grpc_mdstr_hash_table_entry) * num_entries); |
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for (size_t i = 0; i < num_entries; ++i) { |
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hash_table_entries[i].key = entries[i].method_name; |
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hash_table_entries[i].value = entries[i].method_config; |
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hash_table_entries[i].vtable = &method_config_table_vtable; |
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} |
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grpc_method_config_table* method_config_table = |
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grpc_mdstr_hash_table_create(num_entries, hash_table_entries); |
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gpr_free(hash_table_entries); |
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return method_config_table; |
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} |
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grpc_method_config_table* grpc_method_config_table_ref( |
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grpc_method_config_table* table) { |
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return grpc_mdstr_hash_table_ref(table); |
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} |
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void grpc_method_config_table_unref(grpc_method_config_table* table) { |
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grpc_mdstr_hash_table_unref(table); |
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} |
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int grpc_method_config_table_cmp(const grpc_method_config_table* table1, |
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const grpc_method_config_table* table2) { |
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return grpc_mdstr_hash_table_cmp(table1, table2); |
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} |
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void* grpc_method_config_table_get(const grpc_mdstr_hash_table* table, |
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const grpc_mdstr* path) { |
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void* value = grpc_mdstr_hash_table_get(table, path); |
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// If we didn't find a match for the path, try looking for a wildcard
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// entry (i.e., change "/service/method" to "/service/*").
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if (value == NULL) { |
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const char* path_str = grpc_mdstr_as_c_string(path); |
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const char* sep = strrchr(path_str, '/') + 1; |
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const size_t len = (size_t)(sep - path_str); |
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char* buf = gpr_malloc(len + 2); // '*' and NUL
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memcpy(buf, path_str, len); |
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buf[len] = '*'; |
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buf[len + 1] = '\0'; |
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grpc_mdstr* wildcard_path = grpc_mdstr_from_string(buf); |
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gpr_free(buf); |
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value = grpc_mdstr_hash_table_get(table, wildcard_path); |
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GRPC_MDSTR_UNREF(wildcard_path); |
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} |
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return value; |
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} |
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static void* copy_arg(void* p) { return grpc_method_config_table_ref(p); } |
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static void destroy_arg(void* p) { grpc_method_config_table_unref(p); } |
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static int cmp_arg(void* p1, void* p2) { |
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return grpc_method_config_table_cmp(p1, p2); |
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} |
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static grpc_arg_pointer_vtable arg_vtable = {copy_arg, destroy_arg, cmp_arg}; |
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grpc_arg grpc_method_config_table_create_channel_arg( |
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grpc_method_config_table* table) { |
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grpc_arg arg; |
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arg.type = GRPC_ARG_POINTER; |
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arg.key = GRPC_ARG_SERVICE_CONFIG; |
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arg.value.pointer.p = table; |
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arg.value.pointer.vtable = &arg_vtable; |
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return arg; |
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} |
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// State used by convert_entry() below.
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typedef struct conversion_state { |
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void* (*convert_value)(const grpc_method_config* method_config); |
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const grpc_mdstr_hash_table_vtable* vtable; |
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size_t num_entries; |
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grpc_mdstr_hash_table_entry* entries; |
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} conversion_state; |
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// A function to be passed to grpc_mdstr_hash_table_iterate() to create
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// a copy of the entries.
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static void convert_entry(const grpc_mdstr_hash_table_entry* entry, |
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void* user_data) { |
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conversion_state* state = user_data; |
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state->entries[state->num_entries].key = GRPC_MDSTR_REF(entry->key); |
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state->entries[state->num_entries].value = state->convert_value(entry->value); |
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state->entries[state->num_entries].vtable = state->vtable; |
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++state->num_entries; |
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} |
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grpc_mdstr_hash_table* grpc_method_config_table_convert( |
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const grpc_method_config_table* table, |
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void* (*convert_value)(const grpc_method_config* method_config), |
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const grpc_mdstr_hash_table_vtable* vtable) { |
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// Create an array of the entries in the table with converted values.
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conversion_state state; |
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state.convert_value = convert_value; |
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state.vtable = vtable; |
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state.num_entries = 0; |
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state.entries = gpr_malloc(sizeof(grpc_mdstr_hash_table_entry) * |
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grpc_mdstr_hash_table_num_entries(table)); |
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grpc_mdstr_hash_table_iterate(table, convert_entry, &state); |
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// Create a new table based on the array we just constructed.
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grpc_mdstr_hash_table* new_table = |
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grpc_mdstr_hash_table_create(state.num_entries, state.entries); |
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// Clean up the array.
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for (size_t i = 0; i < state.num_entries; ++i) { |
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GRPC_MDSTR_UNREF(state.entries[i].key); |
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vtable->destroy_value(state.entries[i].value); |
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} |
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gpr_free(state.entries); |
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// Return the new table.
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return new_table; |
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} |
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@ -1,136 +0,0 @@ |
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//
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// Copyright 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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//
|
||||
// * 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
|
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// distribution.
|
||||
// * 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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//
|
||||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
||||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
||||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
||||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||
// 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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#ifndef GRPC_CORE_LIB_TRANSPORT_METHOD_CONFIG_H |
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#define GRPC_CORE_LIB_TRANSPORT_METHOD_CONFIG_H |
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#include <stdbool.h> |
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#include <grpc/impl/codegen/gpr_types.h> |
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#include <grpc/impl/codegen/grpc_types.h> |
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#include "src/core/lib/transport/mdstr_hash_table.h" |
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#include "src/core/lib/transport/metadata.h" |
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/// Per-method configuration.
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typedef struct grpc_method_config grpc_method_config; |
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/// Creates a grpc_method_config with the specified parameters.
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/// Any parameter may be NULL to indicate that the value is unset.
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///
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/// \a wait_for_ready indicates whether the client should wait until the
|
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/// request deadline for the channel to become ready, even if there is a
|
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/// temporary failure before the deadline while attempting to connect.
|
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///
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/// \a timeout indicates the timeout for calls.
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///
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/// \a max_request_message_bytes and \a max_response_message_bytes
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/// indicate the maximum sizes of the request (checked when sending) and
|
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/// response (checked when receiving) messages.
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grpc_method_config* grpc_method_config_create( |
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bool* wait_for_ready, gpr_timespec* timeout, |
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int32_t* max_request_message_bytes, int32_t* max_response_message_bytes); |
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grpc_method_config* grpc_method_config_ref(grpc_method_config* method_config); |
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void grpc_method_config_unref(grpc_method_config* method_config); |
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/// Compares two grpc_method_configs.
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/// The sort order is stable but undefined.
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int grpc_method_config_cmp(const grpc_method_config* method_config1, |
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const grpc_method_config* method_config2); |
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/// These methods return NULL if the requested field is unset.
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/// The caller does NOT take ownership of the result.
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const bool* grpc_method_config_get_wait_for_ready( |
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const grpc_method_config* method_config); |
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const gpr_timespec* grpc_method_config_get_timeout( |
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const grpc_method_config* method_config); |
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const int32_t* grpc_method_config_get_max_request_message_bytes( |
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const grpc_method_config* method_config); |
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const int32_t* grpc_method_config_get_max_response_message_bytes( |
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const grpc_method_config* method_config); |
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/// A table of method configs.
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typedef grpc_mdstr_hash_table grpc_method_config_table; |
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typedef struct grpc_method_config_table_entry { |
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/// The name is of one of the following forms:
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/// service/method -- specifies exact service and method name
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/// service/* -- matches all methods for the specified service
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grpc_mdstr* method_name; |
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grpc_method_config* method_config; |
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} grpc_method_config_table_entry; |
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/// Takes new references to all keys and values in \a entries.
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grpc_method_config_table* grpc_method_config_table_create( |
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size_t num_entries, grpc_method_config_table_entry* entries); |
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|
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grpc_method_config_table* grpc_method_config_table_ref( |
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grpc_method_config_table* table); |
||||
void grpc_method_config_table_unref(grpc_method_config_table* table); |
||||
|
||||
/// Compares two grpc_method_config_tables.
|
||||
/// The sort order is stable but undefined.
|
||||
int grpc_method_config_table_cmp(const grpc_method_config_table* table1, |
||||
const grpc_method_config_table* table2); |
||||
|
||||
/// Gets the method config for the specified \a path, which should be of
|
||||
/// the form "/service/method".
|
||||
/// Returns NULL if the method has no config.
|
||||
/// Caller does NOT own a reference to the result.
|
||||
///
|
||||
/// Note: This returns a void* instead of a grpc_method_config* so that
|
||||
/// it can also be used for tables constructed via
|
||||
/// grpc_method_config_table_convert().
|
||||
void* grpc_method_config_table_get(const grpc_mdstr_hash_table* table, |
||||
const grpc_mdstr* path); |
||||
|
||||
/// Returns a channel arg containing \a table.
|
||||
grpc_arg grpc_method_config_table_create_channel_arg( |
||||
grpc_method_config_table* table); |
||||
|
||||
/// Generates a new table from \a table whose values are converted to a
|
||||
/// new form via the \a convert_value function. The new table will use
|
||||
/// \a vtable for its values.
|
||||
///
|
||||
/// This is generally used to convert the table's value type from
|
||||
/// grpc_method_config to a simple struct containing only the parameters
|
||||
/// relevant to a particular filter, thus avoiding the need for a hash
|
||||
/// table lookup on the fast path. In that scenario, \a convert_value
|
||||
/// will return a new instance of the struct containing the values from
|
||||
/// the grpc_method_config, and \a vtable provides the methods for
|
||||
/// operating on the struct type.
|
||||
grpc_mdstr_hash_table* grpc_method_config_table_convert( |
||||
const grpc_method_config_table* table, |
||||
void* (*convert_value)(const grpc_method_config* method_config), |
||||
const grpc_mdstr_hash_table_vtable* vtable); |
||||
|
||||
#endif /* GRPC_CORE_LIB_TRANSPORT_METHOD_CONFIG_H */ |
||||
@ -0,0 +1,249 @@ |
||||
//
|
||||
// Copyright 2015, Google Inc.
|
||||
// All rights reserved.
|
||||
//
|
||||
// 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.
|
||||
// * 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.
|
||||
//
|
||||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
||||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
||||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
||||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
//
|
||||
|
||||
#include "src/core/lib/transport/service_config.h" |
||||
|
||||
#include <string.h> |
||||
|
||||
#include <grpc/impl/codegen/grpc_types.h> |
||||
#include <grpc/support/alloc.h> |
||||
#include <grpc/support/log.h> |
||||
#include <grpc/support/string_util.h> |
||||
|
||||
#include "src/core/lib/json/json.h" |
||||
#include "src/core/lib/support/string.h" |
||||
#include "src/core/lib/transport/mdstr_hash_table.h" |
||||
|
||||
// The main purpose of the code here is to parse the service config in
|
||||
// JSON form, which will look like this:
|
||||
//
|
||||
// {
|
||||
// "loadBalancingPolicy": "string", // optional
|
||||
// "methodConfig": [ // array of one or more method_config objects
|
||||
// {
|
||||
// "name": [ // array of one or more name objects
|
||||
// {
|
||||
// "service": "string", // required
|
||||
// "method": "string", // optional
|
||||
// }
|
||||
// ],
|
||||
// // remaining fields are optional.
|
||||
// // see https://developers.google.com/protocol-buffers/docs/proto3#json
|
||||
// // for format details.
|
||||
// "waitForReady": bool,
|
||||
// "timeout": "duration_string",
|
||||
// "maxRequestMessageBytes": "int64_string",
|
||||
// "maxResponseMessageBytes": "int64_string",
|
||||
// }
|
||||
// ]
|
||||
// }
|
||||
|
||||
struct grpc_service_config { |
||||
char* json_string; // Underlying storage for json_tree.
|
||||
grpc_json* json_tree; |
||||
}; |
||||
|
||||
grpc_service_config* grpc_service_config_create(const char* json_string) { |
||||
grpc_service_config* service_config = gpr_malloc(sizeof(*service_config)); |
||||
service_config->json_string = gpr_strdup(json_string); |
||||
service_config->json_tree = |
||||
grpc_json_parse_string(service_config->json_string); |
||||
if (service_config->json_tree == NULL) { |
||||
gpr_log(GPR_INFO, "failed to parse JSON for service config"); |
||||
gpr_free(service_config->json_string); |
||||
gpr_free(service_config); |
||||
return NULL; |
||||
} |
||||
return service_config; |
||||
} |
||||
|
||||
void grpc_service_config_destroy(grpc_service_config* service_config) { |
||||
grpc_json_destroy(service_config->json_tree); |
||||
gpr_free(service_config->json_string); |
||||
gpr_free(service_config); |
||||
} |
||||
|
||||
const char* grpc_service_config_get_lb_policy_name( |
||||
const grpc_service_config* service_config) { |
||||
const grpc_json* json = service_config->json_tree; |
||||
if (json->type != GRPC_JSON_OBJECT || json->key != NULL) return NULL; |
||||
const char* lb_policy_name = NULL; |
||||
for (grpc_json* field = json->child; field != NULL; field = field->next) { |
||||
if (field->key == NULL) return NULL; |
||||
if (strcmp(field->key, "loadBalancingPolicy") == 0) { |
||||
if (lb_policy_name != NULL) return NULL; // Duplicate.
|
||||
if (field->type != GRPC_JSON_STRING) return NULL; |
||||
lb_policy_name = field->value; |
||||
} |
||||
} |
||||
return lb_policy_name; |
||||
} |
||||
|
||||
// Returns the number of names specified in the method config \a json.
|
||||
static size_t count_names_in_method_config_json(grpc_json* json) { |
||||
size_t num_names = 0; |
||||
for (grpc_json* field = json->child; field != NULL; field = field->next) { |
||||
if (field->key != NULL && strcmp(field->key, "name") == 0) ++num_names; |
||||
} |
||||
return num_names; |
||||
} |
||||
|
||||
// Returns a path string for the JSON name object specified by \a json.
|
||||
// Returns NULL on error. Caller takes ownership of result.
|
||||
static char* parse_json_method_name(grpc_json* json) { |
||||
if (json->type != GRPC_JSON_OBJECT) return NULL; |
||||
const char* service_name = NULL; |
||||
const char* method_name = NULL; |
||||
for (grpc_json* child = json->child; child != NULL; child = child->next) { |
||||
if (child->key == NULL) return NULL; |
||||
if (child->type != GRPC_JSON_STRING) return NULL; |
||||
if (strcmp(child->key, "service") == 0) { |
||||
if (service_name != NULL) return NULL; // Duplicate.
|
||||
if (child->value == NULL) return NULL; |
||||
service_name = child->value; |
||||
} else if (strcmp(child->key, "method") == 0) { |
||||
if (method_name != NULL) return NULL; // Duplicate.
|
||||
if (child->value == NULL) return NULL; |
||||
method_name = child->value; |
||||
} |
||||
} |
||||
if (service_name == NULL) return NULL; // Required field.
|
||||
char* path; |
||||
gpr_asprintf(&path, "/%s/%s", service_name, |
||||
method_name == NULL ? "*" : method_name); |
||||
return path; |
||||
} |
||||
|
||||
// Parses the method config from \a json. Adds an entry to \a entries for
|
||||
// each name found, incrementing \a idx for each entry added.
|
||||
// Returns false on error.
|
||||
static bool parse_json_method_config( |
||||
grpc_json* json, void* (*create_value)(const grpc_json* method_config_json), |
||||
const grpc_mdstr_hash_table_vtable* vtable, |
||||
grpc_mdstr_hash_table_entry* entries, size_t* idx) { |
||||
// Construct value.
|
||||
void* method_config = create_value(json); |
||||
if (method_config == NULL) return false; |
||||
// Construct list of paths.
|
||||
bool success = false; |
||||
gpr_strvec paths; |
||||
gpr_strvec_init(&paths); |
||||
for (grpc_json* child = json->child; child != NULL; child = child->next) { |
||||
if (child->key == NULL) continue; |
||||
if (strcmp(child->key, "name") == 0) { |
||||
if (child->type != GRPC_JSON_ARRAY) goto done; |
||||
for (grpc_json* name = child->child; name != NULL; name = name->next) { |
||||
char* path = parse_json_method_name(name); |
||||
gpr_strvec_add(&paths, path); |
||||
} |
||||
} |
||||
} |
||||
if (paths.count == 0) goto done; // No names specified.
|
||||
// Add entry for each path.
|
||||
for (size_t i = 0; i < paths.count; ++i) { |
||||
entries[*idx].key = grpc_mdstr_from_string(paths.strs[i]); |
||||
entries[*idx].value = vtable->copy_value(method_config); |
||||
entries[*idx].vtable = vtable; |
||||
++*idx; |
||||
} |
||||
success = true; |
||||
done: |
||||
vtable->destroy_value(method_config); |
||||
gpr_strvec_destroy(&paths); |
||||
return success; |
||||
} |
||||
|
||||
grpc_mdstr_hash_table* grpc_service_config_create_method_config_table( |
||||
const grpc_service_config* service_config, |
||||
void* (*create_value)(const grpc_json* method_config_json), |
||||
const grpc_mdstr_hash_table_vtable* vtable) { |
||||
const grpc_json* json = service_config->json_tree; |
||||
// Traverse parsed JSON tree.
|
||||
if (json->type != GRPC_JSON_OBJECT || json->key != NULL) return NULL; |
||||
size_t num_entries = 0; |
||||
grpc_mdstr_hash_table_entry* entries = NULL; |
||||
for (grpc_json* field = json->child; field != NULL; field = field->next) { |
||||
if (field->key == NULL) return NULL; |
||||
if (strcmp(field->key, "methodConfig") == 0) { |
||||
if (entries != NULL) return NULL; // Duplicate.
|
||||
if (field->type != GRPC_JSON_ARRAY) return NULL; |
||||
// Find number of entries.
|
||||
for (grpc_json* method = field->child; method != NULL; |
||||
method = method->next) { |
||||
num_entries += count_names_in_method_config_json(method); |
||||
} |
||||
// Populate method config table entries.
|
||||
entries = gpr_malloc(num_entries * sizeof(grpc_mdstr_hash_table_entry)); |
||||
size_t idx = 0; |
||||
for (grpc_json* method = field->child; method != NULL; |
||||
method = method->next) { |
||||
if (!parse_json_method_config(method, create_value, vtable, entries, |
||||
&idx)) { |
||||
return NULL; |
||||
} |
||||
} |
||||
GPR_ASSERT(idx == num_entries); |
||||
} |
||||
} |
||||
// Instantiate method config table.
|
||||
grpc_mdstr_hash_table* method_config_table = NULL; |
||||
if (entries != NULL) { |
||||
method_config_table = grpc_mdstr_hash_table_create(num_entries, entries); |
||||
// Clean up.
|
||||
for (size_t i = 0; i < num_entries; ++i) { |
||||
GRPC_MDSTR_UNREF(entries[i].key); |
||||
vtable->destroy_value(entries[i].value); |
||||
} |
||||
gpr_free(entries); |
||||
} |
||||
return method_config_table; |
||||
} |
||||
|
||||
void* grpc_method_config_table_get(const grpc_mdstr_hash_table* table, |
||||
const grpc_mdstr* path) { |
||||
void* value = grpc_mdstr_hash_table_get(table, path); |
||||
// If we didn't find a match for the path, try looking for a wildcard
|
||||
// entry (i.e., change "/service/method" to "/service/*").
|
||||
if (value == NULL) { |
||||
const char* path_str = grpc_mdstr_as_c_string(path); |
||||
const char* sep = strrchr(path_str, '/') + 1; |
||||
const size_t len = (size_t)(sep - path_str); |
||||
char* buf = gpr_malloc(len + 2); // '*' and NUL
|
||||
memcpy(buf, path_str, len); |
||||
buf[len] = '*'; |
||||
buf[len + 1] = '\0'; |
||||
grpc_mdstr* wildcard_path = grpc_mdstr_from_string(buf); |
||||
gpr_free(buf); |
||||
value = grpc_mdstr_hash_table_get(table, wildcard_path); |
||||
GRPC_MDSTR_UNREF(wildcard_path); |
||||
} |
||||
return value; |
||||
} |
||||
@ -0,0 +1,70 @@ |
||||
//
|
||||
// Copyright 2016, Google Inc.
|
||||
// All rights reserved.
|
||||
//
|
||||
// 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.
|
||||
// * 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.
|
||||
//
|
||||
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||||
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
||||
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
||||
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
||||
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||||
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
//
|
||||
|
||||
#ifndef GRPC_CORE_LIB_TRANSPORT_SERVICE_CONFIG_H |
||||
#define GRPC_CORE_LIB_TRANSPORT_SERVICE_CONFIG_H |
||||
|
||||
#include <grpc/impl/codegen/grpc_types.h> |
||||
|
||||
#include "src/core/lib/json/json.h" |
||||
#include "src/core/lib/transport/mdstr_hash_table.h" |
||||
|
||||
typedef struct grpc_service_config grpc_service_config; |
||||
|
||||
grpc_service_config* grpc_service_config_create(const char* json_string); |
||||
void grpc_service_config_destroy(grpc_service_config* service_config); |
||||
|
||||
/// Gets the LB policy name from \a service_config.
|
||||
/// Returns NULL if no LB policy name was specified.
|
||||
/// Caller does NOT take ownership.
|
||||
const char* grpc_service_config_get_lb_policy_name( |
||||
const grpc_service_config* service_config); |
||||
|
||||
/// Creates a method config table based on the data in \a json.
|
||||
/// The table's keys are request paths. The table's value type is
|
||||
/// returned by \a create_value(), based on data parsed from the JSON tree.
|
||||
/// \a vtable provides methods used to manage the values.
|
||||
/// Returns NULL on error.
|
||||
grpc_mdstr_hash_table* grpc_service_config_create_method_config_table( |
||||
const grpc_service_config* service_config, |
||||
void* (*create_value)(const grpc_json* method_config_json), |
||||
const grpc_mdstr_hash_table_vtable* vtable); |
||||
|
||||
/// A helper function for looking up values in the table returned by
|
||||
/// \a grpc_service_config_create_method_config_table().
|
||||
/// Gets the method config for the specified \a path, which should be of
|
||||
/// the form "/service/method".
|
||||
/// Returns NULL if the method has no config.
|
||||
/// Caller does NOT own a reference to the result.
|
||||
void* grpc_method_config_table_get(const grpc_mdstr_hash_table* table, |
||||
const grpc_mdstr* path); |
||||
|
||||
#endif /* GRPC_CORE_LIB_TRANSPORT_SERVICE_CONFIG_H */ |
||||
@ -0,0 +1,79 @@ |
||||
@rem Copyright 2016, Google Inc. |
||||
@rem All rights reserved. |
||||
@rem |
||||
@rem Redistribution and use in source and binary forms, with or without |
||||
@rem modification, are permitted provided that the following conditions are |
||||
@rem met: |
||||
@rem |
||||
@rem * Redistributions of source code must retain the above copyright |
||||
@rem notice, this list of conditions and the following disclaimer. |
||||
@rem * Redistributions in binary form must reproduce the above |
||||
@rem copyright notice, this list of conditions and the following disclaimer |
||||
@rem in the documentation and/or other materials provided with the |
||||
@rem distribution. |
||||
@rem * Neither the name of Google Inc. nor the names of its |
||||
@rem contributors may be used to endorse or promote products derived from |
||||
@rem this software without specific prior written permission. |
||||
@rem |
||||
@rem THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
||||
@rem "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
||||
@rem LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
||||
@rem A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
||||
@rem OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
||||
@rem SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
||||
@rem LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
||||
@rem DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
||||
@rem THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
||||
@rem (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
||||
@rem OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
||||
|
||||
@rem Current package versions |
||||
set VERSION=1.0.1 |
||||
set PROTOBUF_VERSION=3.0.0 |
||||
|
||||
@rem Adjust the location of nuget.exe |
||||
set NUGET=C:\nuget\nuget.exe |
||||
set DOTNET=C:\dotnet\dotnet.exe |
||||
|
||||
set -ex |
||||
|
||||
mkdir -p ..\..\artifacts\ |
||||
|
||||
@rem Collect the artifacts built by the previous build step if running on Jenkins |
||||
@rem TODO(jtattermusch): is there a better way to do this? |
||||
xcopy /Y /I ..\..\architecture=x86,language=csharp,platform=windows\artifacts\* nativelibs\windows_x86\ |
||||
xcopy /Y /I ..\..\architecture=x64,language=csharp,platform=windows\artifacts\* nativelibs\windows_x64\ |
||||
xcopy /Y /I ..\..\architecture=x86,language=csharp,platform=linux\artifacts\* nativelibs\linux_x86\ |
||||
xcopy /Y /I ..\..\architecture=x64,language=csharp,platform=linux\artifacts\* nativelibs\linux_x64\ |
||||
xcopy /Y /I ..\..\architecture=x86,language=csharp,platform=macos\artifacts\* nativelibs\macosx_x86\ |
||||
xcopy /Y /I ..\..\architecture=x64,language=csharp,platform=macos\artifacts\* nativelibs\macosx_x64\ |
||||
|
||||
@rem Collect protoc artifacts built by the previous build step |
||||
xcopy /Y /I ..\..\architecture=x86,language=protoc,platform=windows\artifacts\* protoc_plugins\windows_x86\ |
||||
xcopy /Y /I ..\..\architecture=x64,language=protoc,platform=windows\artifacts\* protoc_plugins\windows_x64\ |
||||
xcopy /Y /I ..\..\architecture=x86,language=protoc,platform=linux\artifacts\* protoc_plugins\linux_x86\ |
||||
xcopy /Y /I ..\..\architecture=x64,language=protoc,platform=linux\artifacts\* protoc_plugins\linux_x64\ |
||||
xcopy /Y /I ..\..\architecture=x86,language=protoc,platform=macos\artifacts\* protoc_plugins\macosx_x86\ |
||||
xcopy /Y /I ..\..\architecture=x64,language=protoc,platform=macos\artifacts\* protoc_plugins\macosx_x64\ |
||||
|
||||
%DOTNET% restore . || goto :error |
||||
|
||||
%DOTNET% pack --configuration Release Grpc.Core\project.json --output ..\..\artifacts || goto :error |
||||
%DOTNET% pack --configuration Release Grpc.Auth\project.json --output ..\..\artifacts || goto :error |
||||
%DOTNET% pack --configuration Release Grpc.HealthCheck\project.json --output ..\..\artifacts || goto :error |
||||
|
||||
%NUGET% pack Grpc.nuspec -Version "1.0.1" -OutputDirectory ..\..\artifacts || goto :error |
||||
%NUGET% pack Grpc.Tools.nuspec -Version "1.0.1" -OutputDirectory ..\..\artifacts |
||||
|
||||
@rem copy resulting nuget packages to artifacts directory |
||||
xcopy /Y /I *.nupkg ..\..\artifacts\ || goto :error |
||||
|
||||
@rem create a zipfile with the artifacts as well |
||||
powershell -Command "Add-Type -Assembly 'System.IO.Compression.FileSystem'; [System.IO.Compression.ZipFile]::CreateFromDirectory('..\..\artifacts', 'csharp_nugets_windows_dotnetcli.zip');" |
||||
xcopy /Y /I csharp_nugets_windows_dotnetcli.zip ..\..\artifacts\ || goto :error |
||||
|
||||
goto :EOF |
||||
|
||||
:error |
||||
echo Failed! |
||||
exit /b %errorlevel% |
||||
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