Esempio n. 1
0
func (s *ConnectionPolicySuite) Test_buildProxyChain_Returns(c *C) {
	proxies := []string{
		"socks5://proxy.local",
		"socks5://proxy.remote",
	}

	direct := &net.Dialer{Timeout: 60 * time.Second}
	p1, _ := proxy.FromURL(
		&url.URL{
			Scheme: "socks5",
			Host:   "proxy.remote",
		}, direct)

	expectedProxy, _ := proxy.FromURL(&url.URL{
		Scheme: "socks5",
		Host:   "proxy.local",
	}, p1)

	chain, err := buildProxyChain(proxies)
	c.Check(err, IsNil)
	c.Check(chain, DeepEquals, expectedProxy)

}
Esempio n. 2
0
func buildProxyChain(proxies []string) (dialer proxy.Dialer, err error) {
	for i := len(proxies) - 1; i >= 0; i-- {
		u, e := url.Parse(proxies[i])
		if e != nil {
			err = errors.New("Failed to parse " + proxies[i] + " as a URL: " + e.Error())
			return
		}

		if dialer == nil {
			dialer = &net.Dialer{
				Timeout: 60 * time.Second,
			}
		}

		if dialer, err = proxy.FromURL(u, dialer); err != nil {
			err = errors.New("Failed to parse " + proxies[i] + " as a proxy: " + err.Error())
			return
		}
	}

	return
}
Esempio n. 3
0
func (c *cliUI) enroll(conf *config.ApplicationConfig, currentConf *config.Account) bool {
	var err error
	c.warn("Enrolling new config file")

	var domain string
	for {
		c.term.SetPrompt("Account (i.e. [email protected], enter to quit): ")
		if currentConf.Account, err = c.term.ReadLine(); err != nil || len(currentConf.Account) == 0 {
			return false
		}

		parts := strings.SplitN(currentConf.Account, "@", 2)
		if len(parts) != 2 {
			c.alert("invalid username (want user@domain): " + currentConf.Account)
			continue
		}
		domain = parts[1]
		break
	}

	c.term.SetPrompt("Enable debug logging to /tmp/xmpp-client-debug.log? ")
	if debugLog, err := c.term.ReadLine(); err != nil || !config.ParseYes(debugLog) {
		c.info("Not enabling debug logging...")
	} else {
		c.info("Debug logging enabled...")
		conf.RawLogFile = "/tmp/xmpp-client-debug.log"
	}

	c.term.SetPrompt("Use Tor?: ")
	if useTorQuery, err := c.term.ReadLine(); err != nil || len(useTorQuery) == 0 || !config.ParseYes(useTorQuery) {
		c.info("Not using Tor...")
		currentConf.Proxies = []string{}
	} else {
		c.info("Using Tor...")
	}

	c.term.SetPrompt("File to import libotr private key from (enter to generate): ")

	var pkeys []otr3.PrivateKey
	for {
		importFile, err := c.term.ReadLine()
		if err != nil {
			return false
		}
		if len(importFile) > 0 {
			privKeyBytes, err := ioutil.ReadFile(importFile)
			if err != nil {
				c.alert("Failed to open private key file: " + err.Error())
				continue
			}
			var priv otr3.DSAPrivateKey
			if !priv.Import(privKeyBytes) {
				c.alert("Failed to parse libotr private key file (the parser is pretty simple I'm afraid)")
				continue
			}
			pkeys = append(pkeys, &priv)
			break
		} else {
			c.info("Generating private key...")
			pkeys, err = otr3.GenerateMissingKeys([][]byte{})
			if err != nil {
				c.alert("Failed to generate private key - this implies something is really bad with your system, so we bail out now")
				return false
			}
			break
		}
	}

	currentConf.PrivateKeys = config.SerializedKeys(pkeys)
	currentConf.OTRAutoAppendTag = true
	currentConf.OTRAutoStartSession = true
	currentConf.OTRAutoTearDown = false

	// Force Tor for servers with well known Tor hidden services.
	if _, ok := servers.Get(domain); ok && currentConf.HasTorAuto() {
		const torProxyURL = "socks5://127.0.0.1:9050"
		c.info("It appears that you are using a well known server and we will use its Tor hidden service to connect.")
		currentConf.Proxies = []string{torProxyURL}
		c.term.SetPrompt("> ")
		return true
	}

	var proxyStr string
	proxyDefaultPrompt := ", enter for none"
	if currentConf.HasTorAuto() {
		proxyDefaultPrompt = ", which is the default"
	}
	c.term.SetPrompt("Proxy (i.e socks5://127.0.0.1:9050" + proxyDefaultPrompt + "): ")

	for {
		if proxyStr, err = c.term.ReadLine(); err != nil {
			return false
		}
		if len(proxyStr) == 0 {
			if !currentConf.HasTorAuto() {
				break
			} else {
				proxyStr = "socks5://127.0.0.1:9050"
			}
		}
		u, err := url.Parse(proxyStr)
		if err != nil {
			c.alert("Failed to parse " + proxyStr + " as a URL: " + err.Error())
			continue
		}
		if _, err = proxy.FromURL(u, proxy.Direct); err != nil {
			c.alert("Failed to parse " + proxyStr + " as a proxy: " + err.Error())
			continue
		}
		break
	}

	c.term.SetPrompt("> ")

	return true
}