mirror of
https://github.com/alibaba/higress.git
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65 lines
1.9 KiB
Go
65 lines
1.9 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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"fmt"
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"github.com/spf13/cobra"
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cmdutil "k8s.io/kubectl/pkg/cmd/util"
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)
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func clusterConfigCmd() *cobra.Command {
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configCmd := &cobra.Command{
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Use: "cluster <pod-name>",
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Short: "Retrieves cluster Envoy xDS resources from the specified Higress Gateway Pod",
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Aliases: []string{"c"},
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Long: `Retrieves information about cluster Envoy xDS resources from the specified Higress Gateway Pod`,
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Example: ` # Retrieve summary about cluster configuration for a given pod from Envoy.
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hgctl gateway-config cluster <pod-name> -n <pod-namespace>
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# Retrieve full configuration dump as YAML
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hgctl gateway-config cluster <pod-name> -n <pod-namespace> -o yaml
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# Retrieve full configuration dump with short syntax
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hgctl gc c <pod-name> -n <pod-namespace>
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`,
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Run: func(c *cobra.Command, args []string) {
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cmdutil.CheckErr(runClusterConfig(c, args))
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},
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}
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return configCmd
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}
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func runClusterConfig(c *cobra.Command, args []string) error {
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configDump, err := retrieveConfigDump(args, false)
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if err != nil {
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return err
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}
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cluster, err := GetXDSResource(ClusterEnvoyConfigType, configDump)
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if err != nil {
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return err
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}
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out, err := formatGatewayConfig(cluster, output)
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if err != nil {
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return err
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}
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_, err = fmt.Fprintln(c.OutOrStdout(), string(out))
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return err
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}
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