forked from inhies/cjdcmd
/
host.go
73 lines (66 loc) · 1.82 KB
/
host.go
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/*
* You may redistribute this program and/or modify it under the terms of
* the GNU General Public License as published by the Free Software Foundation,
* either version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package main
import (
"fmt"
"github.com/ehmry/go-cjdns/admin"
"github.com/spf13/cobra"
"os"
)
func hostCmd(cmd *cobra.Command, args []string) {
if len(args) == 0 {
cmd.Usage()
os.Exit(1)
}
var table admin.Routes
for _, arg := range args {
if ipRegex.MatchString(arg) {
hostname, err := resolveIP(arg)
if err != nil {
fmt.Fprintln(os.Stderr, "Error:", err)
os.Exit(1)
}
fmt.Printf("%v\n", hostname)
} else if pathRegex.MatchString(arg) {
if len(table) == 0 {
c := Connect()
t, err := c.NodeStore_dumpTable()
if err != nil {
fmt.Fprintln(os.Stderr, "Error finding path in table:", err)
os.Exit(1)
}
table = t
}
tableLoop:
for _, node := range table {
if node.Path.String() == arg {
fmt.Fprintf(os.Stdout, "%v has IPv6 address %v\n", arg, node.IP)
break tableLoop
}
}
} else if hostRegex.MatchString(arg) {
ips, err := resolveHost(arg)
if err != nil {
fmt.Fprintln(os.Stderr, "Error:", err)
os.Exit(1)
}
for _, addr := range ips {
fmt.Fprintf(os.Stdout, "%v has IPv6 address %v\n", arg, addr)
}
} else {
fmt.Fprintln(os.Stderr, "Invalid hostname or IPv6 address specified")
os.Exit(1)
}
}
}