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50 lines
1.4 KiB
Go
50 lines
1.4 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 weightedtarget
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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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)
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// Target represents one target with the weight and the child policy.
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type Target struct {
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// Weight is the weight of the child policy.
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Weight uint32 `json:"weight,omitempty"`
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// ChildPolicy is the child policy and it's config.
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ChildPolicy *internalserviceconfig.BalancerConfig `json:"childPolicy,omitempty"`
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}
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// LBConfig is the balancer config for weighted_target.
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type LBConfig struct {
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serviceconfig.LoadBalancingConfig `json:"-"`
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Targets map[string]Target `json:"targets,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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