79 lines
2.1 KiB
Go
79 lines
2.1 KiB
Go
package cmd
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import (
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"encoding/json"
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"fmt"
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"net"
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"strings"
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"time"
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"github.com/bdlm/log"
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"github.com/spf13/cobra"
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"github.com/FreifunkBremen/yanic/respond"
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"github.com/FreifunkBremen/yanic/runtime"
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)
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var (
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wait int
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port int
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ipAddress string
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)
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// queryCmd represents the query command
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var queryCmd = &cobra.Command{
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Use: "query <interfaces> <destination>",
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Short: "Sends a query on the interface to the destination and waits for a response",
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Example: `yanic query "eth0,wlan0" "fe80::eade:27ff:dead:beef"`,
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Args: cobra.ExactArgs(2),
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Run: func(cmd *cobra.Command, args []string) {
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ifaces := strings.Split(args[0], ",")
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dstAddress := net.ParseIP(args[1])
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log.WithFields(map[string]interface{}{
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"address": dstAddress,
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"ifaces": ifaces,
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}).Info("sending request")
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var ifacesConfigs []respond.InterfaceConfig
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for _, iface := range ifaces {
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ifaceConfig := respond.InterfaceConfig{
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InterfaceName: iface,
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Port: port,
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IPAddress: ipAddress,
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}
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ifacesConfigs = append(ifacesConfigs, ifaceConfig)
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}
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nodes := runtime.NewNodes(&runtime.NodesConfig{})
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sitesDomains := make(map[string][]string)
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collector := respond.NewCollector(nil, nodes, sitesDomains, ifacesConfigs)
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defer collector.Close()
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collector.SendPacket(dstAddress)
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time.Sleep(time.Second * time.Duration(wait))
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for id, data := range nodes.List {
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jq, err := json.Marshal(data)
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if err != nil {
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fmt.Printf("%s: %+v", id, data)
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} else {
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jqNeighbours, err := json.Marshal(data.Neighbours)
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if err != nil {
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fmt.Printf("%s: %s neighbours: %+v", id, string(jq), data.Neighbours)
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} else {
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fmt.Printf("%s: %s neighbours: %s", id, string(jq), string(jqNeighbours))
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}
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}
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}
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},
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}
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func init() {
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RootCmd.AddCommand(queryCmd)
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queryCmd.Flags().IntVar(&wait, "wait", 1, "Seconds to wait for a response")
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queryCmd.Flags().IntVar(&port, "port", 0, "define a port to listen (if not set or set to 0 the kernel will use a random free port at its own)")
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queryCmd.Flags().StringVar(&ipAddress, "ip", "", "ip address which is used for sending (optional - without definition used the link-local address)")
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}
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