mirror of https://github.com/grpc/grpc-go.git
68 lines
2.0 KiB
Go
68 lines
2.0 KiB
Go
/*
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*
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* Copyright 2020 gRPC authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package clusterimpl
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import (
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"encoding/json"
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internalserviceconfig "google.golang.org/grpc/internal/serviceconfig"
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"google.golang.org/grpc/serviceconfig"
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"google.golang.org/grpc/xds/internal/xdsclient/bootstrap"
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)
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// DropConfig contains the category, and drop ratio.
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type DropConfig struct {
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Category string
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RequestsPerMillion uint32
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}
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// LBConfig is the balancer config for cluster_impl balancer.
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type LBConfig struct {
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serviceconfig.LoadBalancingConfig `json:"-"`
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Cluster string `json:"cluster,omitempty"`
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EDSServiceName string `json:"edsServiceName,omitempty"`
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// LoadReportingServer is the LRS server to send load reports to. If not
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// present, load reporting will be disabled.
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LoadReportingServer *bootstrap.ServerConfig `json:"lrsLoadReportingServer,omitempty"`
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MaxConcurrentRequests *uint32 `json:"maxConcurrentRequests,omitempty"`
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DropCategories []DropConfig `json:"dropCategories,omitempty"`
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ChildPolicy *internalserviceconfig.BalancerConfig `json:"childPolicy,omitempty"`
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}
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func parseConfig(c json.RawMessage) (*LBConfig, error) {
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var cfg LBConfig
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if err := json.Unmarshal(c, &cfg); err != nil {
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return nil, err
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}
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return &cfg, nil
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}
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func equalDropCategories(a, b []DropConfig) bool {
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if len(a) != len(b) {
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return false
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}
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for i := range a {
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if a[i] != b[i] {
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return false
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}
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}
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return true
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}
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