mirror of https://github.com/schollz/croc.git
124 lines
3.4 KiB
Go
124 lines
3.4 KiB
Go
package main
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import (
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"errors"
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"fmt"
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"os"
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"strings"
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"time"
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croc "github.com/schollz/croc/src"
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"github.com/urfave/cli"
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)
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var version string
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var cr *croc.Croc
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func main() {
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app := cli.NewApp()
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app.Name = "croc"
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if version == "" {
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version = "dev"
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}
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app.Version = version
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app.Compiled = time.Now()
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app.Usage = "easily and securely transfer stuff from one computer to another"
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app.UsageText = "croc allows any two computers to directly and securely transfer files"
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// app.ArgsUsage = "[args and such]"
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app.Commands = []cli.Command{
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cli.Command{
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Name: "send",
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Usage: "send a file",
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Description: "send a file over the relay",
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ArgsUsage: "[filename]",
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Flags: []cli.Flag{
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cli.BoolTFlag{Name: "compress, o"},
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cli.BoolTFlag{Name: "encrypt, e"},
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},
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HelpName: "croc send",
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Action: func(c *cli.Context) error {
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return send(c)
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},
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},
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cli.Command{
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Name: "receive",
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Usage: "receive a file",
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Description: "receve a file over the relay",
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HelpName: "croc receive",
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Action: func(c *cli.Context) error {
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return receive(c)
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},
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},
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cli.Command{
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Name: "relay",
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Usage: "start a croc relay",
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Description: "the croc relay will handle websocket and TCP connections",
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Flags: []cli.Flag{
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cli.StringFlag{Name: "tcp", Value: "27130,27131,27132,27133", Usage: "ports for the tcp connections"},
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cli.StringFlag{Name: "port", Value: "8130", Usage: "port that the websocket listens on"},
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cli.StringFlag{Name: "curve", Value: "siec", Usage: "specify elliptic curve to use (p224, p256, p384, p521, siec)"},
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},
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HelpName: "croc relay",
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Action: func(c *cli.Context) error {
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return relay(c)
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},
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},
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}
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app.Flags = []cli.Flag{
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cli.StringFlag{Name: "relay", Value: "ws://croc3.schollz.com"},
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cli.StringFlag{Name: "code, c", Usage: "codephrase used to connect to relay"},
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cli.BoolFlag{Name: "no-local", Usage: "disable local mode"},
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cli.BoolFlag{Name: "local", Usage: "use only local mode"},
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cli.BoolFlag{Name: "debug", Usage: "increase verbosity (a lot)"},
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cli.BoolFlag{Name: "yes", Usage: "automatically agree to all prompts"},
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cli.BoolFlag{Name: "stdout", Usage: "redirect file to stdout"},
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}
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app.EnableBashCompletion = true
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app.HideHelp = false
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app.HideVersion = false
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app.BashComplete = func(c *cli.Context) {
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fmt.Fprintf(c.App.Writer, "lipstick\nkiss\nme\nlipstick\nringo\n")
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}
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app.Action = func(c *cli.Context) error {
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return cr.Receive(c.Args().First())
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}
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app.Before = func(c *cli.Context) error {
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cr = croc.Init()
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cr.AllowLocalDiscovery = true
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cr.WebsocketAddress = c.GlobalString("relay")
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cr.SetDebug(c.GlobalBool("debug"))
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cr.Yes = c.GlobalBool("yes")
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cr.Stdout = c.GlobalBool("stdout")
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cr.LocalOnly = c.GlobalBool("local")
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cr.NoLocal = c.GlobalBool("no-local")
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return nil
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}
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err := app.Run(os.Args)
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if err != nil {
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fmt.Printf("error: %s", err.Error())
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}
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}
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func send(c *cli.Context) error {
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if c.Args().First() == "" {
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return errors.New("must specify file: croc send [filename]")
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}
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cr.UseCompression = c.BoolT("compress")
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cr.UseEncryption = c.BoolT("encrypt")
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return cr.Send(c.Args().First(), c.GlobalString("code"))
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}
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func receive(c *cli.Context) error {
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return cr.Receive(c.GlobalString("code"))
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}
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func relay(c *cli.Context) error {
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cr.TcpPorts = strings.Split(c.String("tcp"), ",")
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cr.ServerPort = c.String("port")
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cr.CurveType = c.String("curve")
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return cr.Relay()
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}
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