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)
}
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
}
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
}