diff options
Diffstat (limited to 'src/core/ext')
-rw-r--r-- | src/core/ext/census/gen/README.md | 6 | ||||
-rw-r--r-- | src/core/ext/census/gen/census.pb.c | 179 | ||||
-rw-r--r-- | src/core/ext/census/gen/census.pb.h | 294 | ||||
-rw-r--r-- | src/core/ext/census/grpc_filter.c | 8 | ||||
-rw-r--r-- | src/core/ext/client_config/channel_connectivity.c | 2 | ||||
-rw-r--r-- | src/core/ext/client_config/client_channel.c | 14 | ||||
-rw-r--r-- | src/core/ext/client_config/subchannel.c | 6 | ||||
-rw-r--r-- | src/core/ext/lb_policy/grpclb/proto/grpc/lb/v1/load_balancer.pb.h | 4 | ||||
-rw-r--r-- | src/core/ext/lb_policy/pick_first/pick_first.c | 10 | ||||
-rw-r--r-- | src/core/ext/lb_policy/round_robin/round_robin.c | 6 | ||||
-rw-r--r-- | src/core/ext/load_reporting/load_reporting.c | 132 | ||||
-rw-r--r-- | src/core/ext/load_reporting/load_reporting.h | 75 | ||||
-rw-r--r-- | src/core/ext/load_reporting/load_reporting_filter.c | 151 | ||||
-rw-r--r-- | src/core/ext/load_reporting/load_reporting_filter.h | 41 | ||||
-rw-r--r-- | src/core/ext/transport/chttp2/transport/chttp2_transport.c | 164 |
15 files changed, 988 insertions, 104 deletions
diff --git a/src/core/ext/census/gen/README.md b/src/core/ext/census/gen/README.md new file mode 100644 index 0000000000..72bef6542d --- /dev/null +++ b/src/core/ext/census/gen/README.md @@ -0,0 +1,6 @@ +Files generated for use by Census stats and trace recording subsystem. + +#Files +* census.pb.{h,c} - Generated from src/core/ext/census/census.proto, using the + script `tools/codegen/core/gen_nano_proto.sh src/proto/census/census.proto + $PWD/src/core/ext/census/gen src/core/ext/census/gen` diff --git a/src/core/ext/census/gen/census.pb.c b/src/core/ext/census/gen/census.pb.c new file mode 100644 index 0000000000..d614636c90 --- /dev/null +++ b/src/core/ext/census/gen/census.pb.c @@ -0,0 +1,179 @@ +/* + * + * 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. + * + */ +/* Automatically generated nanopb constant definitions */ +/* Generated by nanopb-0.3.5-dev */ + +#include "src/core/ext/census/gen/census.pb.h" + +#if PB_PROTO_HEADER_VERSION != 30 +#error Regenerate this file with the current version of nanopb generator. +#endif + + + +const pb_field_t google_census_Duration_fields[3] = { + PB_FIELD( 1, INT64 , OPTIONAL, STATIC , FIRST, google_census_Duration, seconds, seconds, 0), + PB_FIELD( 2, INT32 , OPTIONAL, STATIC , OTHER, google_census_Duration, nanos, seconds, 0), + PB_LAST_FIELD +}; + +const pb_field_t google_census_Timestamp_fields[3] = { + PB_FIELD( 1, INT64 , OPTIONAL, STATIC , FIRST, google_census_Timestamp, seconds, seconds, 0), + PB_FIELD( 2, INT32 , OPTIONAL, STATIC , OTHER, google_census_Timestamp, nanos, seconds, 0), + PB_LAST_FIELD +}; + +const pb_field_t google_census_Metric_fields[5] = { + PB_FIELD( 1, STRING , OPTIONAL, CALLBACK, FIRST, google_census_Metric, name, name, 0), + PB_FIELD( 2, STRING , OPTIONAL, CALLBACK, OTHER, google_census_Metric, description, name, 0), + PB_FIELD( 3, MESSAGE , OPTIONAL, STATIC , OTHER, google_census_Metric, unit, description, &google_census_Metric_MeasurementUnit_fields), + PB_FIELD( 4, INT32 , OPTIONAL, STATIC , OTHER, google_census_Metric, id, unit, 0), + PB_LAST_FIELD +}; + +const pb_field_t google_census_Metric_BasicUnit_fields[2] = { + PB_FIELD( 1, UENUM , OPTIONAL, STATIC , FIRST, google_census_Metric_BasicUnit, type, type, 0), + PB_LAST_FIELD +}; + +const pb_field_t google_census_Metric_MeasurementUnit_fields[4] = { + PB_FIELD( 1, INT32 , OPTIONAL, STATIC , FIRST, google_census_Metric_MeasurementUnit, prefix, prefix, 0), + PB_FIELD( 2, MESSAGE , REPEATED, CALLBACK, OTHER, google_census_Metric_MeasurementUnit, numerator, prefix, &google_census_Metric_BasicUnit_fields), + PB_FIELD( 3, MESSAGE , REPEATED, CALLBACK, OTHER, google_census_Metric_MeasurementUnit, denominator, numerator, &google_census_Metric_BasicUnit_fields), + PB_LAST_FIELD +}; + +const pb_field_t google_census_AggregationDescriptor_fields[3] = { + PB_ONEOF_FIELD(options, 1, MESSAGE , ONEOF, STATIC , FIRST, google_census_AggregationDescriptor, bucket_boundaries, bucket_boundaries, &google_census_AggregationDescriptor_BucketBoundaries_fields), + PB_ONEOF_FIELD(options, 2, MESSAGE , ONEOF, STATIC , FIRST, google_census_AggregationDescriptor, interval_boundaries, interval_boundaries, &google_census_AggregationDescriptor_IntervalBoundaries_fields), + PB_LAST_FIELD +}; + +const pb_field_t google_census_AggregationDescriptor_BucketBoundaries_fields[2] = { + PB_FIELD( 1, DOUBLE , REPEATED, CALLBACK, FIRST, google_census_AggregationDescriptor_BucketBoundaries, bounds, bounds, 0), + PB_LAST_FIELD +}; + +const pb_field_t google_census_AggregationDescriptor_IntervalBoundaries_fields[2] = { + PB_FIELD( 1, DOUBLE , REPEATED, CALLBACK, FIRST, google_census_AggregationDescriptor_IntervalBoundaries, window_size, window_size, 0), + PB_LAST_FIELD +}; + +const pb_field_t google_census_Distribution_fields[5] = { + PB_FIELD( 1, INT64 , OPTIONAL, STATIC , FIRST, google_census_Distribution, count, count, 0), + PB_FIELD( 2, DOUBLE , OPTIONAL, STATIC , OTHER, google_census_Distribution, mean, count, 0), + PB_FIELD( 3, MESSAGE , OPTIONAL, STATIC , OTHER, google_census_Distribution, range, mean, &google_census_Distribution_Range_fields), + PB_FIELD( 4, INT64 , REPEATED, CALLBACK, OTHER, google_census_Distribution, bucket_count, range, 0), + PB_LAST_FIELD +}; + +const pb_field_t google_census_Distribution_Range_fields[3] = { + PB_FIELD( 1, DOUBLE , OPTIONAL, STATIC , FIRST, google_census_Distribution_Range, min, min, 0), + PB_FIELD( 2, DOUBLE , OPTIONAL, STATIC , OTHER, google_census_Distribution_Range, max, min, 0), + PB_LAST_FIELD +}; + +const pb_field_t google_census_IntervalStats_fields[2] = { + PB_FIELD( 1, MESSAGE , REPEATED, CALLBACK, FIRST, google_census_IntervalStats, window, window, &google_census_IntervalStats_Window_fields), + PB_LAST_FIELD +}; + +const pb_field_t google_census_IntervalStats_Window_fields[4] = { + PB_FIELD( 1, MESSAGE , OPTIONAL, STATIC , FIRST, google_census_IntervalStats_Window, window_size, window_size, &google_census_Duration_fields), + PB_FIELD( 2, INT64 , OPTIONAL, STATIC , OTHER, google_census_IntervalStats_Window, count, window_size, 0), + PB_FIELD( 3, DOUBLE , OPTIONAL, STATIC , OTHER, google_census_IntervalStats_Window, mean, count, 0), + PB_LAST_FIELD +}; + +const pb_field_t google_census_Tag_fields[3] = { + PB_FIELD( 1, STRING , OPTIONAL, STATIC , FIRST, google_census_Tag, key, key, 0), + PB_FIELD( 2, STRING , OPTIONAL, STATIC , OTHER, google_census_Tag, value, key, 0), + PB_LAST_FIELD +}; + +const pb_field_t google_census_View_fields[6] = { + PB_FIELD( 1, STRING , OPTIONAL, CALLBACK, FIRST, google_census_View, name, name, 0), + PB_FIELD( 2, STRING , OPTIONAL, CALLBACK, OTHER, google_census_View, description, name, 0), + PB_FIELD( 3, INT32 , OPTIONAL, STATIC , OTHER, google_census_View, metric_id, description, 0), + PB_FIELD( 4, MESSAGE , OPTIONAL, STATIC , OTHER, google_census_View, aggregation, metric_id, &google_census_AggregationDescriptor_fields), + PB_FIELD( 5, STRING , REPEATED, CALLBACK, OTHER, google_census_View, tag_key, aggregation, 0), + PB_LAST_FIELD +}; + +const pb_field_t google_census_Aggregation_fields[6] = { + PB_FIELD( 1, STRING , OPTIONAL, CALLBACK, FIRST, google_census_Aggregation, name, name, 0), + PB_FIELD( 2, STRING , OPTIONAL, CALLBACK, OTHER, google_census_Aggregation, description, name, 0), + PB_ONEOF_FIELD(data, 3, MESSAGE , ONEOF, STATIC , OTHER, google_census_Aggregation, distribution, description, &google_census_Distribution_fields), + PB_ONEOF_FIELD(data, 4, MESSAGE , ONEOF, STATIC , OTHER, google_census_Aggregation, interval_stats, description, &google_census_IntervalStats_fields), + PB_FIELD( 5, MESSAGE , REPEATED, CALLBACK, OTHER, google_census_Aggregation, tag, data.interval_stats, &google_census_Tag_fields), + PB_LAST_FIELD +}; + +const pb_field_t google_census_ViewAggregations_fields[4] = { + PB_FIELD( 1, MESSAGE , REPEATED, CALLBACK, FIRST, google_census_ViewAggregations, aggregation, aggregation, &google_census_Aggregation_fields), + PB_FIELD( 2, MESSAGE , OPTIONAL, STATIC , OTHER, google_census_ViewAggregations, start, aggregation, &google_census_Timestamp_fields), + PB_FIELD( 3, MESSAGE , OPTIONAL, STATIC , OTHER, google_census_ViewAggregations, end, start, &google_census_Timestamp_fields), + PB_LAST_FIELD +}; + + +/* Check that field information fits in pb_field_t */ +#if !defined(PB_FIELD_32BIT) +/* If you get an error here, it means that you need to define PB_FIELD_32BIT + * compile-time option. You can do that in pb.h or on compiler command line. + * + * The reason you need to do this is that some of your messages contain tag + * numbers or field sizes that are larger than what can fit in 8 or 16 bit + * field descriptors. + */ +PB_STATIC_ASSERT((pb_membersize(google_census_Metric, unit) < 65536 && pb_membersize(google_census_Metric_MeasurementUnit, numerator) < 65536 && pb_membersize(google_census_Metric_MeasurementUnit, denominator) < 65536 && pb_membersize(google_census_AggregationDescriptor, options.bucket_boundaries) < 65536 && pb_membersize(google_census_AggregationDescriptor, options.interval_boundaries) < 65536 && pb_membersize(google_census_Metric, unit) < 65536 && pb_membersize(google_census_Metric_MeasurementUnit, numerator) < 65536 && pb_membersize(google_census_Metric_MeasurementUnit, denominator) < 65536 && pb_membersize(google_census_AggregationDescriptor, options.bucket_boundaries) < 65536 && pb_membersize(google_census_AggregationDescriptor, options.interval_boundaries) < 65536 && pb_membersize(google_census_Distribution, range) < 65536 && pb_membersize(google_census_IntervalStats, window) < 65536 && pb_membersize(google_census_IntervalStats_Window, window_size) < 65536 && pb_membersize(google_census_View, aggregation) < 65536 && pb_membersize(google_census_Aggregation, data.distribution) < 65536 && pb_membersize(google_census_Aggregation, data.interval_stats) < 65536 && pb_membersize(google_census_Metric, unit) < 65536 && pb_membersize(google_census_Metric_MeasurementUnit, numerator) < 65536 && pb_membersize(google_census_Metric_MeasurementUnit, denominator) < 65536 && pb_membersize(google_census_AggregationDescriptor, options.bucket_boundaries) < 65536 && pb_membersize(google_census_AggregationDescriptor, options.interval_boundaries) < 65536 && pb_membersize(google_census_Metric, unit) < 65536 && pb_membersize(google_census_Metric_MeasurementUnit, numerator) < 65536 && pb_membersize(google_census_Metric_MeasurementUnit, denominator) < 65536 && pb_membersize(google_census_AggregationDescriptor, options.bucket_boundaries) < 65536 && pb_membersize(google_census_AggregationDescriptor, options.interval_boundaries) < 65536 && pb_membersize(google_census_Distribution, range) < 65536 && pb_membersize(google_census_IntervalStats, window) < 65536 && pb_membersize(google_census_IntervalStats_Window, window_size) < 65536 && pb_membersize(google_census_View, aggregation) < 65536 && pb_membersize(google_census_Aggregation, data.distribution) < 65536 && pb_membersize(google_census_Aggregation, data.interval_stats) < 65536 && pb_membersize(google_census_Aggregation, tag) < 65536 && pb_membersize(google_census_ViewAggregations, aggregation) < 65536 && pb_membersize(google_census_ViewAggregations, start) < 65536 && pb_membersize(google_census_ViewAggregations, end) < 65536), YOU_MUST_DEFINE_PB_FIELD_32BIT_FOR_MESSAGES_google_census_Duration_google_census_Timestamp_google_census_Metric_google_census_Metric_BasicUnit_google_census_Metric_MeasurementUnit_google_census_AggregationDescriptor_google_census_AggregationDescriptor_BucketBoundaries_google_census_AggregationDescriptor_IntervalBoundaries_google_census_Distribution_google_census_Distribution_Range_google_census_IntervalStats_google_census_IntervalStats_Window_google_census_Tag_google_census_View_google_census_Aggregation_google_census_ViewAggregations) +#endif + +#if !defined(PB_FIELD_16BIT) && !defined(PB_FIELD_32BIT) +/* If you get an error here, it means that you need to define PB_FIELD_16BIT + * compile-time option. You can do that in pb.h or on compiler command line. + * + * The reason you need to do this is that some of your messages contain tag + * numbers or field sizes that are larger than what can fit in the default + * 8 bit descriptors. + */ +PB_STATIC_ASSERT((pb_membersize(google_census_Metric, unit) < 256 && pb_membersize(google_census_Metric_MeasurementUnit, numerator) < 256 && pb_membersize(google_census_Metric_MeasurementUnit, denominator) < 256 && pb_membersize(google_census_AggregationDescriptor, options.bucket_boundaries) < 256 && pb_membersize(google_census_AggregationDescriptor, options.interval_boundaries) < 256 && pb_membersize(google_census_Metric, unit) < 256 && pb_membersize(google_census_Metric_MeasurementUnit, numerator) < 256 && pb_membersize(google_census_Metric_MeasurementUnit, denominator) < 256 && pb_membersize(google_census_AggregationDescriptor, options.bucket_boundaries) < 256 && pb_membersize(google_census_AggregationDescriptor, options.interval_boundaries) < 256 && pb_membersize(google_census_Distribution, range) < 256 && pb_membersize(google_census_IntervalStats, window) < 256 && pb_membersize(google_census_IntervalStats_Window, window_size) < 256 && pb_membersize(google_census_View, aggregation) < 256 && pb_membersize(google_census_Aggregation, data.distribution) < 256 && pb_membersize(google_census_Aggregation, data.interval_stats) < 256 && pb_membersize(google_census_Metric, unit) < 256 && pb_membersize(google_census_Metric_MeasurementUnit, numerator) < 256 && pb_membersize(google_census_Metric_MeasurementUnit, denominator) < 256 && pb_membersize(google_census_AggregationDescriptor, options.bucket_boundaries) < 256 && pb_membersize(google_census_AggregationDescriptor, options.interval_boundaries) < 256 && pb_membersize(google_census_Metric, unit) < 256 && pb_membersize(google_census_Metric_MeasurementUnit, numerator) < 256 && pb_membersize(google_census_Metric_MeasurementUnit, denominator) < 256 && pb_membersize(google_census_AggregationDescriptor, options.bucket_boundaries) < 256 && pb_membersize(google_census_AggregationDescriptor, options.interval_boundaries) < 256 && pb_membersize(google_census_Distribution, range) < 256 && pb_membersize(google_census_IntervalStats, window) < 256 && pb_membersize(google_census_IntervalStats_Window, window_size) < 256 && pb_membersize(google_census_View, aggregation) < 256 && pb_membersize(google_census_Aggregation, data.distribution) < 256 && pb_membersize(google_census_Aggregation, data.interval_stats) < 256 && pb_membersize(google_census_Aggregation, tag) < 256 && pb_membersize(google_census_ViewAggregations, aggregation) < 256 && pb_membersize(google_census_ViewAggregations, start) < 256 && pb_membersize(google_census_ViewAggregations, end) < 256), YOU_MUST_DEFINE_PB_FIELD_16BIT_FOR_MESSAGES_google_census_Duration_google_census_Timestamp_google_census_Metric_google_census_Metric_BasicUnit_google_census_Metric_MeasurementUnit_google_census_AggregationDescriptor_google_census_AggregationDescriptor_BucketBoundaries_google_census_AggregationDescriptor_IntervalBoundaries_google_census_Distribution_google_census_Distribution_Range_google_census_IntervalStats_google_census_IntervalStats_Window_google_census_Tag_google_census_View_google_census_Aggregation_google_census_ViewAggregations) +#endif + + +/* On some platforms (such as AVR), double is really float. + * These are not directly supported by nanopb, but see example_avr_double. + * To get rid of this error, remove any double fields from your .proto. + */ +PB_STATIC_ASSERT(sizeof(double) == 8, DOUBLE_MUST_BE_8_BYTES) + diff --git a/src/core/ext/census/gen/census.pb.h b/src/core/ext/census/gen/census.pb.h new file mode 100644 index 0000000000..d040fe29e7 --- /dev/null +++ b/src/core/ext/census/gen/census.pb.h @@ -0,0 +1,294 @@ +/* + * + * 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. + * + */ +/* Automatically generated nanopb header */ +/* Generated by nanopb-0.3.5-dev */ + +#ifndef GRPC_CORE_EXT_CENSUS_GEN_CENSUS_PB_H +#define GRPC_CORE_EXT_CENSUS_GEN_CENSUS_PB_H +#include "third_party/nanopb/pb.h" +#if PB_PROTO_HEADER_VERSION != 30 +#error Regenerate this file with the current version of nanopb generator. +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +/* Enum definitions */ +typedef enum _google_census_Metric_BasicUnit_Measure { + google_census_Metric_BasicUnit_Measure_UNKNOWN = 0, + google_census_Metric_BasicUnit_Measure_BITS = 1, + google_census_Metric_BasicUnit_Measure_BYTES = 2, + google_census_Metric_BasicUnit_Measure_SECS = 3, + google_census_Metric_BasicUnit_Measure_CORES = 4, + google_census_Metric_BasicUnit_Measure_MAX_UNITS = 5 +} google_census_Metric_BasicUnit_Measure; + +/* Struct definitions */ +typedef struct _google_census_AggregationDescriptor_BucketBoundaries { + pb_callback_t bounds; +} google_census_AggregationDescriptor_BucketBoundaries; + +typedef struct _google_census_AggregationDescriptor_IntervalBoundaries { + pb_callback_t window_size; +} google_census_AggregationDescriptor_IntervalBoundaries; + +typedef struct _google_census_IntervalStats { + pb_callback_t window; +} google_census_IntervalStats; + +typedef struct _google_census_AggregationDescriptor { + pb_size_t which_options; + union { + google_census_AggregationDescriptor_BucketBoundaries bucket_boundaries; + google_census_AggregationDescriptor_IntervalBoundaries interval_boundaries; + } options; +} google_census_AggregationDescriptor; + +typedef struct _google_census_Distribution_Range { + bool has_min; + double min; + bool has_max; + double max; +} google_census_Distribution_Range; + +typedef struct _google_census_Duration { + bool has_seconds; + int64_t seconds; + bool has_nanos; + int32_t nanos; +} google_census_Duration; + +typedef struct _google_census_Metric_BasicUnit { + bool has_type; + google_census_Metric_BasicUnit_Measure type; +} google_census_Metric_BasicUnit; + +typedef struct _google_census_Metric_MeasurementUnit { + bool has_prefix; + int32_t prefix; + pb_callback_t numerator; + pb_callback_t denominator; +} google_census_Metric_MeasurementUnit; + +typedef struct _google_census_Tag { + bool has_key; + char key[255]; + bool has_value; + char value[255]; +} google_census_Tag; + +typedef struct _google_census_Timestamp { + bool has_seconds; + int64_t seconds; + bool has_nanos; + int32_t nanos; +} google_census_Timestamp; + +typedef struct _google_census_Distribution { + bool has_count; + int64_t count; + bool has_mean; + double mean; + bool has_range; + google_census_Distribution_Range range; + pb_callback_t bucket_count; +} google_census_Distribution; + +typedef struct _google_census_IntervalStats_Window { + bool has_window_size; + google_census_Duration window_size; + bool has_count; + int64_t count; + bool has_mean; + double mean; +} google_census_IntervalStats_Window; + +typedef struct _google_census_Metric { + pb_callback_t name; + pb_callback_t description; + bool has_unit; + google_census_Metric_MeasurementUnit unit; + bool has_id; + int32_t id; +} google_census_Metric; + +typedef struct _google_census_View { + pb_callback_t name; + pb_callback_t description; + bool has_metric_id; + int32_t metric_id; + bool has_aggregation; + google_census_AggregationDescriptor aggregation; + pb_callback_t tag_key; +} google_census_View; + +typedef struct _google_census_ViewAggregations { + pb_callback_t aggregation; + bool has_start; + google_census_Timestamp start; + bool has_end; + google_census_Timestamp end; +} google_census_ViewAggregations; + +typedef struct _google_census_Aggregation { + pb_callback_t name; + pb_callback_t description; + pb_size_t which_data; + union { + google_census_Distribution distribution; + google_census_IntervalStats interval_stats; + } data; + pb_callback_t tag; +} google_census_Aggregation; + +/* Default values for struct fields */ + +/* Initializer values for message structs */ +#define google_census_Duration_init_default {false, 0, false, 0} +#define google_census_Timestamp_init_default {false, 0, false, 0} +#define google_census_Metric_init_default {{{NULL}, NULL}, {{NULL}, NULL}, false, google_census_Metric_MeasurementUnit_init_default, false, 0} +#define google_census_Metric_BasicUnit_init_default {false, (google_census_Metric_BasicUnit_Measure)0} +#define google_census_Metric_MeasurementUnit_init_default {false, 0, {{NULL}, NULL}, {{NULL}, NULL}} +#define google_census_AggregationDescriptor_init_default {0, {google_census_AggregationDescriptor_BucketBoundaries_init_default}} +#define google_census_AggregationDescriptor_BucketBoundaries_init_default {{{NULL}, NULL}} +#define google_census_AggregationDescriptor_IntervalBoundaries_init_default {{{NULL}, NULL}} +#define google_census_Distribution_init_default {false, 0, false, 0, false, google_census_Distribution_Range_init_default, {{NULL}, NULL}} +#define google_census_Distribution_Range_init_default {false, 0, false, 0} +#define google_census_IntervalStats_init_default {{{NULL}, NULL}} +#define google_census_IntervalStats_Window_init_default {false, google_census_Duration_init_default, false, 0, false, 0} +#define google_census_Tag_init_default {false, "", false, ""} +#define google_census_View_init_default {{{NULL}, NULL}, {{NULL}, NULL}, false, 0, false, google_census_AggregationDescriptor_init_default, {{NULL}, NULL}} +#define google_census_Aggregation_init_default {{{NULL}, NULL}, {{NULL}, NULL}, 0, {google_census_Distribution_init_default}, {{NULL}, NULL}} +#define google_census_ViewAggregations_init_default {{{NULL}, NULL}, false, google_census_Timestamp_init_default, false, google_census_Timestamp_init_default} +#define google_census_Duration_init_zero {false, 0, false, 0} +#define google_census_Timestamp_init_zero {false, 0, false, 0} +#define google_census_Metric_init_zero {{{NULL}, NULL}, {{NULL}, NULL}, false, google_census_Metric_MeasurementUnit_init_zero, false, 0} +#define google_census_Metric_BasicUnit_init_zero {false, (google_census_Metric_BasicUnit_Measure)0} +#define google_census_Metric_MeasurementUnit_init_zero {false, 0, {{NULL}, NULL}, {{NULL}, NULL}} +#define google_census_AggregationDescriptor_init_zero {0, {google_census_AggregationDescriptor_BucketBoundaries_init_zero}} +#define google_census_AggregationDescriptor_BucketBoundaries_init_zero {{{NULL}, NULL}} +#define google_census_AggregationDescriptor_IntervalBoundaries_init_zero {{{NULL}, NULL}} +#define google_census_Distribution_init_zero {false, 0, false, 0, false, google_census_Distribution_Range_init_zero, {{NULL}, NULL}} +#define google_census_Distribution_Range_init_zero {false, 0, false, 0} +#define google_census_IntervalStats_init_zero {{{NULL}, NULL}} +#define google_census_IntervalStats_Window_init_zero {false, google_census_Duration_init_zero, false, 0, false, 0} +#define google_census_Tag_init_zero {false, "", false, ""} +#define google_census_View_init_zero {{{NULL}, NULL}, {{NULL}, NULL}, false, 0, false, google_census_AggregationDescriptor_init_zero, {{NULL}, NULL}} +#define google_census_Aggregation_init_zero {{{NULL}, NULL}, {{NULL}, NULL}, 0, {google_census_Distribution_init_zero}, {{NULL}, NULL}} +#define google_census_ViewAggregations_init_zero {{{NULL}, NULL}, false, google_census_Timestamp_init_zero, false, google_census_Timestamp_init_zero} + +/* Field tags (for use in manual encoding/decoding) */ +#define google_census_AggregationDescriptor_BucketBoundaries_bounds_tag 1 +#define google_census_AggregationDescriptor_IntervalBoundaries_window_size_tag 1 +#define google_census_IntervalStats_window_tag 1 +#define google_census_AggregationDescriptor_bucket_boundaries_tag 1 + +#define google_census_AggregationDescriptor_interval_boundaries_tag 2 +#define google_census_Distribution_Range_min_tag 1 +#define google_census_Distribution_Range_max_tag 2 +#define google_census_Duration_seconds_tag 1 +#define google_census_Duration_nanos_tag 2 +#define google_census_Metric_BasicUnit_type_tag 1 +#define google_census_Metric_MeasurementUnit_prefix_tag 1 +#define google_census_Metric_MeasurementUnit_numerator_tag 2 +#define google_census_Metric_MeasurementUnit_denominator_tag 3 +#define google_census_Tag_key_tag 1 +#define google_census_Tag_value_tag 2 +#define google_census_Timestamp_seconds_tag 1 +#define google_census_Timestamp_nanos_tag 2 +#define google_census_Distribution_count_tag 1 +#define google_census_Distribution_mean_tag 2 +#define google_census_Distribution_range_tag 3 +#define google_census_Distribution_bucket_count_tag 4 +#define google_census_IntervalStats_Window_window_size_tag 1 +#define google_census_IntervalStats_Window_count_tag 2 +#define google_census_IntervalStats_Window_mean_tag 3 +#define google_census_Metric_name_tag 1 +#define google_census_Metric_description_tag 2 +#define google_census_Metric_unit_tag 3 +#define google_census_Metric_id_tag 4 +#define google_census_View_name_tag 1 +#define google_census_View_description_tag 2 +#define google_census_View_metric_id_tag 3 +#define google_census_View_aggregation_tag 4 +#define google_census_View_tag_key_tag 5 +#define google_census_ViewAggregations_aggregation_tag 1 +#define google_census_ViewAggregations_start_tag 2 +#define google_census_ViewAggregations_end_tag 3 +#define google_census_Aggregation_distribution_tag 3 + +#define google_census_Aggregation_interval_stats_tag 4 +#define google_census_Aggregation_name_tag 1 +#define google_census_Aggregation_description_tag 2 +#define google_census_Aggregation_tag_tag 5 + +/* Struct field encoding specification for nanopb */ +extern const pb_field_t google_census_Duration_fields[3]; +extern const pb_field_t google_census_Timestamp_fields[3]; +extern const pb_field_t google_census_Metric_fields[5]; +extern const pb_field_t google_census_Metric_BasicUnit_fields[2]; +extern const pb_field_t google_census_Metric_MeasurementUnit_fields[4]; +extern const pb_field_t google_census_AggregationDescriptor_fields[3]; +extern const pb_field_t google_census_AggregationDescriptor_BucketBoundaries_fields[2]; +extern const pb_field_t google_census_AggregationDescriptor_IntervalBoundaries_fields[2]; +extern const pb_field_t google_census_Distribution_fields[5]; +extern const pb_field_t google_census_Distribution_Range_fields[3]; +extern const pb_field_t google_census_IntervalStats_fields[2]; +extern const pb_field_t google_census_IntervalStats_Window_fields[4]; +extern const pb_field_t google_census_Tag_fields[3]; +extern const pb_field_t google_census_View_fields[6]; +extern const pb_field_t google_census_Aggregation_fields[6]; +extern const pb_field_t google_census_ViewAggregations_fields[4]; + +/* Maximum encoded size of messages (where known) */ +#define google_census_Duration_size 22 +#define google_census_Timestamp_size 22 +#define google_census_Metric_BasicUnit_size 2 +#define google_census_Distribution_Range_size 18 +#define google_census_IntervalStats_Window_size 44 +#define google_census_Tag_size 516 + +/* Message IDs (where set with "msgid" option) */ +#ifdef PB_MSGID + +#define CENSUS_MESSAGES \ + + +#endif + +#ifdef __cplusplus +} /* extern "C" */ +#endif + +#endif diff --git a/src/core/ext/census/grpc_filter.c b/src/core/ext/census/grpc_filter.c index b750f12623..86ec2ae87a 100644 --- a/src/core/ext/census/grpc_filter.c +++ b/src/core/ext/census/grpc_filter.c @@ -134,7 +134,9 @@ static void client_init_call_elem(grpc_exec_ctx *exec_ctx, } static void client_destroy_call_elem(grpc_exec_ctx *exec_ctx, - grpc_call_element *elem, void *ignored) { + grpc_call_element *elem, + const grpc_call_stats *stats, + void *ignored) { call_data *d = elem->call_data; GPR_ASSERT(d != NULL); /* TODO(hongyu): record rpc client stats and census_rpc_end_op here */ @@ -152,7 +154,9 @@ static void server_init_call_elem(grpc_exec_ctx *exec_ctx, } static void server_destroy_call_elem(grpc_exec_ctx *exec_ctx, - grpc_call_element *elem, void *ignored) { + grpc_call_element *elem, + const grpc_call_stats *stats, + void *ignored) { call_data *d = elem->call_data; GPR_ASSERT(d != NULL); /* TODO(hongyu): record rpc server stats and census_tracing_end_op here */ diff --git a/src/core/ext/client_config/channel_connectivity.c b/src/core/ext/client_config/channel_connectivity.c index 3ebc333608..cc60f2485a 100644 --- a/src/core/ext/client_config/channel_connectivity.c +++ b/src/core/ext/client_config/channel_connectivity.c @@ -62,7 +62,7 @@ grpc_connectivity_state grpc_channel_check_connectivity_state( "not a (u)client channel, but '%s'", client_channel_elem->filter->name); grpc_exec_ctx_finish(&exec_ctx); - return GRPC_CHANNEL_FATAL_FAILURE; + return GRPC_CHANNEL_SHUTDOWN; } typedef enum { diff --git a/src/core/ext/client_config/client_channel.c b/src/core/ext/client_config/client_channel.c index 835a8219e7..e297dfa0ef 100644 --- a/src/core/ext/client_config/client_channel.c +++ b/src/core/ext/client_config/client_channel.c @@ -119,7 +119,7 @@ static void set_channel_connectivity_state_locked(grpc_exec_ctx *exec_ctx, grpc_connectivity_state state, const char *reason) { if ((state == GRPC_CHANNEL_TRANSIENT_FAILURE || - state == GRPC_CHANNEL_FATAL_FAILURE) && + state == GRPC_CHANNEL_SHUTDOWN) && chand->lb_policy != NULL) { /* cancel fail-fast picks */ grpc_lb_policy_cancel_picks( @@ -136,8 +136,7 @@ static void on_lb_policy_state_changed_locked( /* check if the notification is for a stale policy */ if (w->lb_policy != w->chand->lb_policy) return; - if (publish_state == GRPC_CHANNEL_FATAL_FAILURE && - w->chand->resolver != NULL) { + if (publish_state == GRPC_CHANNEL_SHUTDOWN && w->chand->resolver != NULL) { publish_state = GRPC_CHANNEL_TRANSIENT_FAILURE; grpc_resolver_channel_saw_error(exec_ctx, w->chand->resolver); GRPC_LB_POLICY_UNREF(exec_ctx, w->chand->lb_policy, "channel"); @@ -145,7 +144,7 @@ static void on_lb_policy_state_changed_locked( } set_channel_connectivity_state_locked(exec_ctx, w->chand, publish_state, "lb_changed"); - if (w->state != GRPC_CHANNEL_FATAL_FAILURE) { + if (w->state != GRPC_CHANNEL_SHUTDOWN) { watch_lb_policy(exec_ctx, w->chand, w->lb_policy, w->state); } } @@ -237,7 +236,7 @@ static void cc_on_config_changed(grpc_exec_ctx *exec_ctx, void *arg, chand->resolver = NULL; } set_channel_connectivity_state_locked( - exec_ctx, chand, GRPC_CHANNEL_FATAL_FAILURE, "resolver_gone"); + exec_ctx, chand, GRPC_CHANNEL_SHUTDOWN, "resolver_gone"); gpr_mu_unlock(&chand->mu_config); } @@ -292,8 +291,8 @@ static void cc_start_transport_op(grpc_exec_ctx *exec_ctx, } if (op->disconnect && chand->resolver != NULL) { - set_channel_connectivity_state_locked( - exec_ctx, chand, GRPC_CHANNEL_FATAL_FAILURE, "disconnect"); + set_channel_connectivity_state_locked(exec_ctx, chand, + GRPC_CHANNEL_SHUTDOWN, "disconnect"); grpc_resolver_shutdown(exec_ctx, chand->resolver); GRPC_RESOLVER_UNREF(exec_ctx, chand->resolver, "channel"); chand->resolver = NULL; @@ -416,6 +415,7 @@ static void init_call_elem(grpc_exec_ctx *exec_ctx, grpc_call_element *elem, /* Destructor for call_data */ static void destroy_call_elem(grpc_exec_ctx *exec_ctx, grpc_call_element *elem, + const grpc_call_stats *stats, void *and_free_memory) { grpc_subchannel_call_holder_destroy(exec_ctx, elem->call_data); gpr_free(and_free_memory); diff --git a/src/core/ext/client_config/subchannel.c b/src/core/ext/client_config/subchannel.c index 01b13abae4..85183b0564 100644 --- a/src/core/ext/client_config/subchannel.c +++ b/src/core/ext/client_config/subchannel.c @@ -480,11 +480,11 @@ static void subchannel_on_child_state_changed(grpc_exec_ctx *exec_ctx, void *p, if (iomgr_success) { if (sw->connectivity_state == GRPC_CHANNEL_TRANSIENT_FAILURE) { /* any errors on a subchannel ==> we're done, create a new one */ - sw->connectivity_state = GRPC_CHANNEL_FATAL_FAILURE; + sw->connectivity_state = GRPC_CHANNEL_SHUTDOWN; } grpc_connectivity_state_set(exec_ctx, &c->state_tracker, sw->connectivity_state, "reflect_child"); - if (sw->connectivity_state != GRPC_CHANNEL_FATAL_FAILURE) { + if (sw->connectivity_state != GRPC_CHANNEL_SHUTDOWN) { grpc_connected_subchannel_notify_on_state_change( exec_ctx, GET_CONNECTED_SUBCHANNEL(c, no_barrier), NULL, &sw->connectivity_state, &sw->closure); @@ -645,7 +645,7 @@ static void subchannel_call_destroy(grpc_exec_ctx *exec_ctx, void *call, grpc_subchannel_call *c = call; GPR_TIMER_BEGIN("grpc_subchannel_call_unref.destroy", 0); grpc_connected_subchannel *connection = c->connection; - grpc_call_stack_destroy(exec_ctx, SUBCHANNEL_CALL_TO_CALL_STACK(c), c); + grpc_call_stack_destroy(exec_ctx, SUBCHANNEL_CALL_TO_CALL_STACK(c), NULL, c); GRPC_CONNECTED_SUBCHANNEL_UNREF(exec_ctx, connection, "subchannel_call"); GPR_TIMER_END("grpc_subchannel_call_unref.destroy", 0); } diff --git a/src/core/ext/lb_policy/grpclb/proto/grpc/lb/v1/load_balancer.pb.h b/src/core/ext/lb_policy/grpclb/proto/grpc/lb/v1/load_balancer.pb.h index d5dc39ab94..46fe588f72 100644 --- a/src/core/ext/lb_policy/grpclb/proto/grpc/lb/v1/load_balancer.pb.h +++ b/src/core/ext/lb_policy/grpclb/proto/grpc/lb/v1/load_balancer.pb.h @@ -33,8 +33,8 @@ /* Automatically generated nanopb header */ /* Generated by nanopb-0.3.5-dev */ -#ifndef PB_LOAD_BALANCER_PB_H_INCLUDED -#define PB_LOAD_BALANCER_PB_H_INCLUDED +#ifndef GRPC_CORE_EXT_LB_POLICY_GRPCLB_PROTO_GRPC_LB_V1_LOAD_BALANCER_PB_H +#define GRPC_CORE_EXT_LB_POLICY_GRPCLB_PROTO_GRPC_LB_V1_LOAD_BALANCER_PB_H #include "third_party/nanopb/pb.h" #if PB_PROTO_HEADER_VERSION != 30 #error Regenerate this file with the current version of nanopb generator. diff --git a/src/core/ext/lb_policy/pick_first/pick_first.c b/src/core/ext/lb_policy/pick_first/pick_first.c index 103f091709..ce81cf9f67 100644 --- a/src/core/ext/lb_policy/pick_first/pick_first.c +++ b/src/core/ext/lb_policy/pick_first/pick_first.c @@ -104,7 +104,7 @@ static void pf_shutdown(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol) { pp = p->pending_picks; p->pending_picks = NULL; grpc_connectivity_state_set(exec_ctx, &p->state_tracker, - GRPC_CHANNEL_FATAL_FAILURE, "shutdown"); + GRPC_CHANNEL_SHUTDOWN, "shutdown"); /* cancel subscription */ if (selected != NULL) { grpc_connected_subchannel_notify_on_state_change( @@ -274,11 +274,11 @@ static void pf_connectivity_changed(grpc_exec_ctx *exec_ctx, void *arg, } else if (selected != NULL) { if (p->checking_connectivity == GRPC_CHANNEL_TRANSIENT_FAILURE) { /* if the selected channel goes bad, we're done */ - p->checking_connectivity = GRPC_CHANNEL_FATAL_FAILURE; + p->checking_connectivity = GRPC_CHANNEL_SHUTDOWN; } grpc_connectivity_state_set(exec_ctx, &p->state_tracker, p->checking_connectivity, "selected_changed"); - if (p->checking_connectivity != GRPC_CHANNEL_FATAL_FAILURE) { + if (p->checking_connectivity != GRPC_CHANNEL_SHUTDOWN) { grpc_connected_subchannel_notify_on_state_change( exec_ctx, selected, p->base.interested_parties, &p->checking_connectivity, &p->connectivity_changed); @@ -344,7 +344,7 @@ static void pf_connectivity_changed(grpc_exec_ctx *exec_ctx, void *arg, p->base.interested_parties, &p->checking_connectivity, &p->connectivity_changed); break; - case GRPC_CHANNEL_FATAL_FAILURE: + case GRPC_CHANNEL_SHUTDOWN: p->num_subchannels--; GPR_SWAP(grpc_subchannel *, p->subchannels[p->checking_subchannel], p->subchannels[p->num_subchannels]); @@ -352,7 +352,7 @@ static void pf_connectivity_changed(grpc_exec_ctx *exec_ctx, void *arg, "pick_first"); if (p->num_subchannels == 0) { grpc_connectivity_state_set(exec_ctx, &p->state_tracker, - GRPC_CHANNEL_FATAL_FAILURE, + GRPC_CHANNEL_SHUTDOWN, "no_more_channels"); while ((pp = p->pending_picks)) { p->pending_picks = pp->next; diff --git a/src/core/ext/lb_policy/round_robin/round_robin.c b/src/core/ext/lb_policy/round_robin/round_robin.c index f58b2e41df..5ce6c4ff5b 100644 --- a/src/core/ext/lb_policy/round_robin/round_robin.c +++ b/src/core/ext/lb_policy/round_robin/round_robin.c @@ -243,7 +243,7 @@ static void rr_shutdown(grpc_exec_ctx *exec_ctx, grpc_lb_policy *pol) { gpr_free(pp); } grpc_connectivity_state_set(exec_ctx, &p->state_tracker, - GRPC_CHANNEL_FATAL_FAILURE, "shutdown"); + GRPC_CHANNEL_SHUTDOWN, "shutdown"); for (i = 0; i < p->num_subchannels; i++) { subchannel_data *sd = p->subchannels[i]; grpc_subchannel_notify_on_state_change(exec_ctx, sd->subchannel, NULL, NULL, @@ -440,7 +440,7 @@ static void rr_connectivity_changed(grpc_exec_ctx *exec_ctx, void *arg, GRPC_CHANNEL_TRANSIENT_FAILURE, "connecting_transient_failure"); break; - case GRPC_CHANNEL_FATAL_FAILURE: + case GRPC_CHANNEL_SHUTDOWN: if (sd->ready_list_node != NULL) { remove_disconnected_sc_locked(p, sd->ready_list_node); sd->ready_list_node = NULL; @@ -456,7 +456,7 @@ static void rr_connectivity_changed(grpc_exec_ctx *exec_ctx, void *arg, unref = 1; if (p->num_subchannels == 0) { grpc_connectivity_state_set(exec_ctx, &p->state_tracker, - GRPC_CHANNEL_FATAL_FAILURE, + GRPC_CHANNEL_SHUTDOWN, "no_more_channels"); while ((pp = p->pending_picks)) { p->pending_picks = pp->next; diff --git a/src/core/ext/load_reporting/load_reporting.c b/src/core/ext/load_reporting/load_reporting.c new file mode 100644 index 0000000000..60082dbaaa --- /dev/null +++ b/src/core/ext/load_reporting/load_reporting.c @@ -0,0 +1,132 @@ +/* + * + * 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. + * + */ + +#include <limits.h> +#include <string.h> + +#include <grpc/support/alloc.h> +#include <grpc/support/sync.h> + +#include "src/core/ext/load_reporting/load_reporting.h" +#include "src/core/ext/load_reporting/load_reporting_filter.h" +#include "src/core/lib/channel/channel_stack_builder.h" +#include "src/core/lib/surface/channel_init.h" + +struct grpc_load_reporting_config { + grpc_load_reporting_fn fn; + void *user_data; +}; + +grpc_load_reporting_config *grpc_load_reporting_config_create( + grpc_load_reporting_fn fn, void *user_data) { + GPR_ASSERT(fn != NULL); + grpc_load_reporting_config *lrc = + gpr_malloc(sizeof(grpc_load_reporting_config)); + lrc->fn = fn; + lrc->user_data = user_data; + return lrc; +} + +grpc_load_reporting_config *grpc_load_reporting_config_copy( + grpc_load_reporting_config *src) { + return grpc_load_reporting_config_create(src->fn, src->user_data); +} + +void grpc_load_reporting_config_destroy(grpc_load_reporting_config *lrc) { + gpr_free(lrc); +} + +void grpc_load_reporting_config_call( + grpc_load_reporting_config *lrc, + const grpc_load_reporting_call_data *call_data) { + lrc->fn(call_data, lrc->user_data); +} + +static bool is_load_reporting_enabled(const grpc_channel_args *a) { + if (a == NULL) return false; + for (size_t i = 0; i < a->num_args; i++) { + if (0 == strcmp(a->args[i].key, GRPC_ARG_ENABLE_LOAD_REPORTING)) { + return a->args[i].value.pointer.p != NULL; + } + } + return false; +} + +static bool maybe_add_load_reporting_filter(grpc_channel_stack_builder *builder, + void *arg) { + const grpc_channel_args *args = + grpc_channel_stack_builder_get_channel_arguments(builder); + if (is_load_reporting_enabled(args)) { + return grpc_channel_stack_builder_prepend_filter( + builder, (const grpc_channel_filter *)arg, NULL, NULL); + } + return true; +} + +static void lrd_arg_destroy(void *p) { grpc_load_reporting_config_destroy(p); } + +static void *lrd_arg_copy(void *p) { + return grpc_load_reporting_config_copy(p); +} + +static int lrd_arg_cmp(void *a, void *b) { + grpc_load_reporting_config *lhs = a; + grpc_load_reporting_config *rhs = b; + return !(lhs->fn == rhs->fn && lhs->user_data == rhs->user_data); +} + +static const grpc_arg_pointer_vtable lrd_ptr_vtable = { + lrd_arg_copy, lrd_arg_destroy, lrd_arg_cmp}; + +grpc_arg grpc_load_reporting_config_create_arg( + grpc_load_reporting_config *lrc) { + grpc_arg arg; + arg.type = GRPC_ARG_POINTER; + arg.key = GRPC_ARG_ENABLE_LOAD_REPORTING; + arg.value.pointer.p = lrc; + arg.value.pointer.vtable = &lrd_ptr_vtable; + return arg; +} + +/* Plugin registration */ + +void grpc_load_reporting_plugin_init(void) { + grpc_channel_init_register_stage(GRPC_CLIENT_CHANNEL, INT_MAX, + maybe_add_load_reporting_filter, + (void *)&grpc_load_reporting_filter); + grpc_channel_init_register_stage(GRPC_SERVER_CHANNEL, INT_MAX, + maybe_add_load_reporting_filter, + (void *)&grpc_load_reporting_filter); +} + +void grpc_load_reporting_plugin_shutdown() {} diff --git a/src/core/ext/load_reporting/load_reporting.h b/src/core/ext/load_reporting/load_reporting.h new file mode 100644 index 0000000000..316cd89bd7 --- /dev/null +++ b/src/core/ext/load_reporting/load_reporting.h @@ -0,0 +1,75 @@ +/* + * + * 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_EXT_LOAD_REPORTING_LOAD_REPORTING_H +#define GRPC_CORE_EXT_LOAD_REPORTING_LOAD_REPORTING_H + +#include "src/core/lib/iomgr/closure.h" +#include "src/core/lib/surface/call.h" + +typedef struct grpc_load_reporting_config grpc_load_reporting_config; + +/** Call information to be passed to the provided load reporting function upon + * completion of the call */ +typedef struct grpc_load_reporting_call_data { + const grpc_call_stats *stats; /**< Stats for the call */ + const char *trailing_md_string; /**< LR trailing metadata info */ +} grpc_load_reporting_call_data; + +/** Custom function to be called by the load reporting filter. */ +typedef void (*grpc_load_reporting_fn)( + const grpc_load_reporting_call_data *call_data, void *user_data); + +/** Register \a fn as the function to be invoked by the load reporting filter. + * \a fn will be invoked at the beginning and at the end of the call. + * + * For the first invocation, \a fn's first argument + * (grpc_load_reporting_call_data*) will be NULL. \a user_data is always passed + * as-is. */ +grpc_load_reporting_config *grpc_load_reporting_config_create( + grpc_load_reporting_fn fn, void *user_data); + +grpc_load_reporting_config *grpc_load_reporting_config_copy( + grpc_load_reporting_config *src); + +void grpc_load_reporting_config_destroy(grpc_load_reporting_config *lrc); + +/** Invoke the function registered by \a grpc_load_reporting_init. */ +void grpc_load_reporting_config_call( + grpc_load_reporting_config *lrc, + const grpc_load_reporting_call_data *call_data); + +/** Return a \a grpc_arg enabling load reporting */ +grpc_arg grpc_load_reporting_config_create_arg(grpc_load_reporting_config *lrc); + +#endif /* GRPC_CORE_EXT_LOAD_REPORTING_LOAD_REPORTING_H */ diff --git a/src/core/ext/load_reporting/load_reporting_filter.c b/src/core/ext/load_reporting/load_reporting_filter.c new file mode 100644 index 0000000000..f49730fac3 --- /dev/null +++ b/src/core/ext/load_reporting/load_reporting_filter.c @@ -0,0 +1,151 @@ +/* + * + * 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. + * + */ + +#include <grpc/support/log.h> +#include <grpc/support/string_util.h> +#include <grpc/support/sync.h> +#include <string.h> + +#include "src/core/ext/load_reporting/load_reporting.h" +#include "src/core/ext/load_reporting/load_reporting_filter.h" +#include "src/core/lib/channel/channel_args.h" +#include "src/core/lib/profiling/timers.h" +#include "src/core/lib/transport/static_metadata.h" + +typedef struct call_data { const char *trailing_md_string; } call_data; +typedef struct channel_data { + gpr_mu mu; + grpc_load_reporting_config *lrc; +} channel_data; + +static void invoke_lr_fn_locked(grpc_load_reporting_config *lrc, + grpc_load_reporting_call_data *lr_call_data) { + GPR_TIMER_BEGIN("load_reporting_config_fn", 0); + grpc_load_reporting_config_call(lrc, lr_call_data); + GPR_TIMER_END("load_reporting_config_fn", 0); +} + +/* Constructor for call_data */ +static void init_call_elem(grpc_exec_ctx *exec_ctx, grpc_call_element *elem, + grpc_call_element_args *args) { + call_data *calld = elem->call_data; + memset(calld, 0, sizeof(call_data)); +} + +/* Destructor for call_data */ +static void destroy_call_elem(grpc_exec_ctx *exec_ctx, grpc_call_element *elem, + const grpc_call_stats *stats, void *ignored) { + channel_data *chand = elem->channel_data; + call_data *calld = elem->call_data; + + grpc_load_reporting_call_data lr_call_data = {stats, + calld->trailing_md_string}; + + gpr_mu_lock(&chand->mu); + invoke_lr_fn_locked(chand->lrc, &lr_call_data); + gpr_mu_unlock(&chand->mu); +} + +/* Constructor for channel_data */ +static void init_channel_elem(grpc_exec_ctx *exec_ctx, + grpc_channel_element *elem, + grpc_channel_element_args *args) { + GPR_ASSERT(!args->is_last); + + channel_data *chand = elem->channel_data; + memset(chand, 0, sizeof(channel_data)); + + gpr_mu_init(&chand->mu); + for (size_t i = 0; i < args->channel_args->num_args; i++) { + if (0 == strcmp(args->channel_args->args[i].key, + GRPC_ARG_ENABLE_LOAD_REPORTING)) { + grpc_load_reporting_config *arg_lrc = + args->channel_args->args[i].value.pointer.p; + chand->lrc = grpc_load_reporting_config_copy(arg_lrc); + GPR_ASSERT(chand->lrc != NULL); + break; + } + } + GPR_ASSERT(chand->lrc != NULL); /* arg actually found */ + + gpr_mu_lock(&chand->mu); + invoke_lr_fn_locked(chand->lrc, NULL); + gpr_mu_unlock(&chand->mu); +} + +/* Destructor for channel data */ +static void destroy_channel_elem(grpc_exec_ctx *exec_ctx, + grpc_channel_element *elem) { + channel_data *chand = elem->channel_data; + gpr_mu_destroy(&chand->mu); + grpc_load_reporting_config_destroy(chand->lrc); +} + +static grpc_mdelem *lr_trailing_md_filter(void *user_data, grpc_mdelem *md) { + grpc_call_element *elem = user_data; + call_data *calld = elem->call_data; + + if (md->key == GRPC_MDSTR_LOAD_REPORTING) { + calld->trailing_md_string = gpr_strdup(grpc_mdstr_as_c_string(md->value)); + return NULL; + } + + return md; +} + +static void lr_start_transport_stream_op(grpc_exec_ctx *exec_ctx, + grpc_call_element *elem, + grpc_transport_stream_op *op) { + GPR_TIMER_BEGIN("lr_start_transport_stream_op", 0); + + if (op->send_trailing_metadata) { + grpc_metadata_batch_filter(op->send_trailing_metadata, + lr_trailing_md_filter, elem); + } + grpc_call_next_op(exec_ctx, elem, op); + + GPR_TIMER_END("lr_start_transport_stream_op", 0); +} + +const grpc_channel_filter grpc_load_reporting_filter = { + lr_start_transport_stream_op, + grpc_channel_next_op, + sizeof(call_data), + init_call_elem, + grpc_call_stack_ignore_set_pollset, + destroy_call_elem, + sizeof(channel_data), + init_channel_elem, + destroy_channel_elem, + grpc_call_next_get_peer, + "load_reporting"}; diff --git a/src/core/ext/load_reporting/load_reporting_filter.h b/src/core/ext/load_reporting/load_reporting_filter.h new file mode 100644 index 0000000000..f69cd6fdc6 --- /dev/null +++ b/src/core/ext/load_reporting/load_reporting_filter.h @@ -0,0 +1,41 @@ +/* + * + * 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_EXT_LOAD_REPORTING_LOAD_REPORTING_FILTER_H +#define GRPC_CORE_EXT_LOAD_REPORTING_LOAD_REPORTING_FILTER_H + +#include "src/core/lib/channel/channel_stack.h" + +extern const grpc_channel_filter grpc_load_reporting_filter; + +#endif /* GRPC_CORE_EXT_LOAD_REPORTING_LOAD_REPORTING_FILTER_H */ diff --git a/src/core/ext/transport/chttp2/transport/chttp2_transport.c b/src/core/ext/transport/chttp2/transport/chttp2_transport.c index 67168741a8..046b395001 100644 --- a/src/core/ext/transport/chttp2/transport/chttp2_transport.c +++ b/src/core/ext/transport/chttp2/transport/chttp2_transport.c @@ -444,7 +444,7 @@ static void close_transport_locked(grpc_exec_ctx *exec_ctx, void *arg_ignored) { if (!t->closed) { t->closed = 1; - connectivity_state_set(exec_ctx, &t->global, GRPC_CHANNEL_FATAL_FAILURE, + connectivity_state_set(exec_ctx, &t->global, GRPC_CHANNEL_SHUTDOWN, "close_transport"); if (t->ep) { allow_endpoint_shutdown_locked(exec_ctx, t); @@ -804,7 +804,7 @@ void grpc_chttp2_add_incoming_goaway( gpr_free(msg); gpr_slice_unref(goaway_text); transport_global->seen_goaway = 1; - connectivity_state_set(exec_ctx, transport_global, GRPC_CHANNEL_FATAL_FAILURE, + connectivity_state_set(exec_ctx, transport_global, GRPC_CHANNEL_SHUTDOWN, "got_goaway"); } @@ -1426,93 +1426,95 @@ static void close_from_api(grpc_exec_ctx *exec_ctx, GPR_ASSERT(status >= 0 && (int)status < 100); - GPR_ASSERT(stream_global->id != 0); - - /* Hand roll a header block. - This is unnecessarily ugly - at some point we should find a more elegant - solution. - It's complicated by the fact that our send machinery would be dead by the - time we got around to sending this, so instead we ignore HPACK compression - and just write the uncompressed bytes onto the wire. */ - status_hdr = gpr_slice_malloc(15 + (status >= 10)); - p = GPR_SLICE_START_PTR(status_hdr); - *p++ = 0x40; /* literal header */ - *p++ = 11; /* len(grpc-status) */ - *p++ = 'g'; - *p++ = 'r'; - *p++ = 'p'; - *p++ = 'c'; - *p++ = '-'; - *p++ = 's'; - *p++ = 't'; - *p++ = 'a'; - *p++ = 't'; - *p++ = 'u'; - *p++ = 's'; - if (status < 10) { - *p++ = 1; - *p++ = (uint8_t)('0' + status); - } else { - *p++ = 2; - *p++ = (uint8_t)('0' + (status / 10)); - *p++ = (uint8_t)('0' + (status % 10)); - } - GPR_ASSERT(p == GPR_SLICE_END_PTR(status_hdr)); - len += (uint32_t)GPR_SLICE_LENGTH(status_hdr); - - if (optional_message) { - GPR_ASSERT(GPR_SLICE_LENGTH(*optional_message) < 127); - message_pfx = gpr_slice_malloc(15); - p = GPR_SLICE_START_PTR(message_pfx); - *p++ = 0x40; - *p++ = 12; /* len(grpc-message) */ + if (stream_global->id != 0 && !transport_global->is_client) { + /* Hand roll a header block. + This is unnecessarily ugly - at some point we should find a more elegant + solution. + It's complicated by the fact that our send machinery would be dead by the + time we got around to sending this, so instead we ignore HPACK + compression + and just write the uncompressed bytes onto the wire. */ + status_hdr = gpr_slice_malloc(15 + (status >= 10)); + p = GPR_SLICE_START_PTR(status_hdr); + *p++ = 0x40; /* literal header */ + *p++ = 11; /* len(grpc-status) */ *p++ = 'g'; *p++ = 'r'; *p++ = 'p'; *p++ = 'c'; *p++ = '-'; - *p++ = 'm'; - *p++ = 'e'; - *p++ = 's'; *p++ = 's'; + *p++ = 't'; *p++ = 'a'; - *p++ = 'g'; - *p++ = 'e'; - *p++ = (uint8_t)GPR_SLICE_LENGTH(*optional_message); - GPR_ASSERT(p == GPR_SLICE_END_PTR(message_pfx)); - len += (uint32_t)GPR_SLICE_LENGTH(message_pfx); - len += (uint32_t)GPR_SLICE_LENGTH(*optional_message); - } - - hdr = gpr_slice_malloc(9); - p = GPR_SLICE_START_PTR(hdr); - *p++ = (uint8_t)(len >> 16); - *p++ = (uint8_t)(len >> 8); - *p++ = (uint8_t)(len); - *p++ = GRPC_CHTTP2_FRAME_HEADER; - *p++ = GRPC_CHTTP2_DATA_FLAG_END_STREAM | GRPC_CHTTP2_DATA_FLAG_END_HEADERS; - *p++ = (uint8_t)(stream_global->id >> 24); - *p++ = (uint8_t)(stream_global->id >> 16); - *p++ = (uint8_t)(stream_global->id >> 8); - *p++ = (uint8_t)(stream_global->id); - GPR_ASSERT(p == GPR_SLICE_END_PTR(hdr)); - - gpr_slice_buffer_add(&transport_global->qbuf, hdr); - gpr_slice_buffer_add(&transport_global->qbuf, status_hdr); - if (optional_message) { - gpr_slice_buffer_add(&transport_global->qbuf, message_pfx); - gpr_slice_buffer_add(&transport_global->qbuf, - gpr_slice_ref(*optional_message)); - } - - gpr_slice_buffer_add( - &transport_global->qbuf, - grpc_chttp2_rst_stream_create(stream_global->id, GRPC_CHTTP2_NO_ERROR, - &stream_global->stats.outgoing)); - - if (optional_message) { - gpr_slice_ref(*optional_message); + *p++ = 't'; + *p++ = 'u'; + *p++ = 's'; + if (status < 10) { + *p++ = 1; + *p++ = (uint8_t)('0' + status); + } else { + *p++ = 2; + *p++ = (uint8_t)('0' + (status / 10)); + *p++ = (uint8_t)('0' + (status % 10)); + } + GPR_ASSERT(p == GPR_SLICE_END_PTR(status_hdr)); + len += (uint32_t)GPR_SLICE_LENGTH(status_hdr); + + if (optional_message) { + GPR_ASSERT(GPR_SLICE_LENGTH(*optional_message) < 127); + message_pfx = gpr_slice_malloc(15); + p = GPR_SLICE_START_PTR(message_pfx); + *p++ = 0x40; + *p++ = 12; /* len(grpc-message) */ + *p++ = 'g'; + *p++ = 'r'; + *p++ = 'p'; + *p++ = 'c'; + *p++ = '-'; + *p++ = 'm'; + *p++ = 'e'; + *p++ = 's'; + *p++ = 's'; + *p++ = 'a'; + *p++ = 'g'; + *p++ = 'e'; + *p++ = (uint8_t)GPR_SLICE_LENGTH(*optional_message); + GPR_ASSERT(p == GPR_SLICE_END_PTR(message_pfx)); + len += (uint32_t)GPR_SLICE_LENGTH(message_pfx); + len += (uint32_t)GPR_SLICE_LENGTH(*optional_message); + } + + hdr = gpr_slice_malloc(9); + p = GPR_SLICE_START_PTR(hdr); + *p++ = (uint8_t)(len >> 16); + *p++ = (uint8_t)(len >> 8); + *p++ = (uint8_t)(len); + *p++ = GRPC_CHTTP2_FRAME_HEADER; + *p++ = GRPC_CHTTP2_DATA_FLAG_END_STREAM | GRPC_CHTTP2_DATA_FLAG_END_HEADERS; + *p++ = (uint8_t)(stream_global->id >> 24); + *p++ = (uint8_t)(stream_global->id >> 16); + *p++ = (uint8_t)(stream_global->id >> 8); + *p++ = (uint8_t)(stream_global->id); + GPR_ASSERT(p == GPR_SLICE_END_PTR(hdr)); + + gpr_slice_buffer_add(&transport_global->qbuf, hdr); + gpr_slice_buffer_add(&transport_global->qbuf, status_hdr); + if (optional_message) { + gpr_slice_buffer_add(&transport_global->qbuf, message_pfx); + gpr_slice_buffer_add(&transport_global->qbuf, + gpr_slice_ref(*optional_message)); + } + + gpr_slice_buffer_add( + &transport_global->qbuf, + grpc_chttp2_rst_stream_create(stream_global->id, GRPC_CHTTP2_NO_ERROR, + &stream_global->stats.outgoing)); + + if (optional_message) { + gpr_slice_ref(*optional_message); + } } + grpc_chttp2_fake_status(exec_ctx, transport_global, stream_global, status, optional_message); grpc_chttp2_mark_stream_closed(exec_ctx, transport_global, stream_global, 1, |