83 lines
2.5 KiB
Go
83 lines
2.5 KiB
Go
package forwarder
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import (
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"fmt"
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"github.com/spf13/cobra"
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"sigs.k8s.io/yaml"
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)
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type Tool struct {
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cmd *cobra.Command
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listForwardersParams ListForwardersParams
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createForwarderParams CreateForwarderParams
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deleteForwarderParams DeleteForwarderParams
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}
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func NewTool() *Tool {
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tool := &Tool{}
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tool.cmd = &cobra.Command{
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Use: "forwarder",
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Short: "Forwarder operation",
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Aliases: []string{"forw"},
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}
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listForwardersCmd := &cobra.Command{
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Use: "list",
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Args: cobra.ExactArgs(1),
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Short: "List forwarders",
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Run: tool.ListForwarders,
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}
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tool.cmd.AddCommand(listForwardersCmd)
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createForwarderCmd := &cobra.Command{
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Use: "create",
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Args: cobra.ExactArgs(1),
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Short: "Create or update forwarder",
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Run: tool.CreateForwarder,
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}
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createForwarderCmd.Flags().StringVarP(&tool.createForwarderParams.Type, "type", "T", "tcp", "Type of forwarding: tcp, udp")
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createForwarderCmd.Flags().Uint32VarP(&tool.createForwarderParams.Lport, "lport", "L", 0, "Listening port")
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createForwarderCmd.Flags().Uint32VarP(&tool.createForwarderParams.Dport, "dport", "D", 0, "Destination port")
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createForwarderCmd.Flags().StringArrayVarP(&tool.createForwarderParams.Addresses, "dests", "A", []string{}, "Destination address list")
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createForwarderCmd.MarkFlagRequired("type")
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createForwarderCmd.MarkFlagRequired("lport")
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createForwarderCmd.MarkFlagRequired("dport")
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createForwarderCmd.MarkFlagRequired("dests")
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tool.cmd.AddCommand(createForwarderCmd)
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deleteForwarderCmd := &cobra.Command{
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Use: "delete",
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Args: cobra.ExactArgs(1),
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Short: "Delete forwarder",
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Run: tool.DeleteForwarder,
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}
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deleteForwarderCmd.Flags().StringVarP(&tool.deleteForwarderParams.Type, "type", "T", "tcp", "Forwarder type: tcp")
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deleteForwarderCmd.Flags().Uint32VarP(&tool.deleteForwarderParams.Lport, "lport", "L", 0, "Listening port")
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deleteForwarderCmd.MarkFlagRequired("lport")
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deleteForwarderCmd.MarkFlagRequired("type")
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tool.cmd.AddCommand(deleteForwarderCmd)
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return tool
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}
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func (tool *Tool) GetCmd() *cobra.Command {
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return tool.cmd
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}
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func printResponse(res any, err error) {
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type Response struct {
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Error bool `json:"error" json:"error"`
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Message string `json:"message,omitempty" json:"message,omitempty"`
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Result any `json:"result,omitempty" json:"result,omitempty"`
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}
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resp := Response{}
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if err != nil {
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resp.Error = true
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resp.Message = err.Error()
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} else {
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resp.Result = res
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}
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respBytes, _ := yaml.Marshal(resp)
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fmt.Printf("---\n%s\n", string(respBytes))
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}
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