mirror of
https://github.com/alibaba/higress.git
synced 2026-02-21 14:30:54 +08:00
82 lines
2.5 KiB
Go
82 lines
2.5 KiB
Go
// Copyright (c) 2022 Alibaba Group Holding Ltd.
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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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package hgctl
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import (
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"encoding/json"
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"fmt"
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)
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type envoyConfigType string
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var (
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BootstrapEnvoyConfigType envoyConfigType = "bootstrap"
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ClusterEnvoyConfigType envoyConfigType = "cluster"
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EndpointEnvoyConfigType envoyConfigType = "endpoint"
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ListenerEnvoyConfigType envoyConfigType = "listener"
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RouteEnvoyConfigType envoyConfigType = "route"
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AllEnvoyConfigType envoyConfigType = "all"
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)
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func GetXDSResource(resourceType envoyConfigType, configDump []byte) (any, error) {
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cd := map[string]any{}
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if err := json.Unmarshal(configDump, &cd); err != nil {
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return nil, err
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}
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if resourceType == AllEnvoyConfigType {
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return cd, nil
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}
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configs := cd["configs"]
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globalConfigs := configs.([]any)
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switch resourceType {
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case BootstrapEnvoyConfigType:
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for _, config := range globalConfigs {
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if config.(map[string]interface{})["@type"] == "type.googleapis.com/envoy.admin.v3.BootstrapConfigDump" {
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return config, nil
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}
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}
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case EndpointEnvoyConfigType:
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for _, config := range globalConfigs {
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if config.(map[string]interface{})["@type"] == "type.googleapis.com/envoy.admin.v3.EndpointsConfigDump" {
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return config, nil
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}
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}
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case ClusterEnvoyConfigType:
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for _, config := range globalConfigs {
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if config.(map[string]interface{})["@type"] == "type.googleapis.com/envoy.admin.v3.ClustersConfigDump" {
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return config, nil
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}
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}
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case ListenerEnvoyConfigType:
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for _, config := range globalConfigs {
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if config.(map[string]interface{})["@type"] == "type.googleapis.com/envoy.admin.v3.ListenersConfigDump" {
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return config, nil
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}
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}
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case RouteEnvoyConfigType:
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for _, config := range globalConfigs {
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if config.(map[string]interface{})["@type"] == "type.googleapis.com/envoy.admin.v3.RoutesConfigDump" {
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return config, nil
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}
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}
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default:
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return nil, fmt.Errorf("unknown resourceType %s", resourceType)
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}
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return nil, fmt.Errorf("unknown resourceType %s", resourceType)
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}
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