1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
|
/*
* Copyright (c) 2012-2016 Arne Schwabe
* Distributed under the GNU GPL v2 with additional terms. For full terms see the file doc/LICENSE.txt
*/
package de.blinkt.openvpn.fragments
import android.app.Activity
import android.content.Intent
import android.os.Build
import android.os.Bundle
import android.util.Pair
import androidx.activity.result.ActivityResult
import androidx.activity.result.contract.ActivityResultContracts
import androidx.fragment.app.DialogFragment
import androidx.preference.*
import de.blinkt.openvpn.R
import de.blinkt.openvpn.VpnProfile
import de.blinkt.openvpn.activities.FileSelect
import de.blinkt.openvpn.core.VpnStatus
import de.blinkt.openvpn.fragments.Utils.alwaysUseOldFileChooser
import de.blinkt.openvpn.fragments.Utils.getFilePickerIntent
import de.blinkt.openvpn.fragments.Utils.getFilePickerResult
import de.blinkt.openvpn.views.RemoteCNPreference
import de.blinkt.openvpn.views.RemoteCNPreferenceDialog
import java.io.IOException
class Settings_Authentication : OpenVpnPreferencesFragment(), Preference.OnPreferenceChangeListener,
Preference.OnPreferenceClickListener {
private lateinit var mExpectTLSCert: CheckBoxPreference
private lateinit var mCheckRemoteCN: CheckBoxPreference
private lateinit var mRemoteCN: RemoteCNPreference
private lateinit var mTLSAuthDirection: ListPreference
private lateinit var mTLSAuthFile: Preference
private lateinit var mUseTLSAuth: SwitchPreference
private lateinit var mDataCiphers: EditTextPreference
private var mTlsAuthFileData: String? = null
private lateinit var mAuth: EditTextPreference
private lateinit var mRemoteX509Name: EditTextPreference
override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
}
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
// Load the preferences from an XML resource
addPreferencesFromResource(R.xml.vpn_authentification)
mExpectTLSCert = findPreference("remoteServerTLS")!!
mCheckRemoteCN = findPreference("checkRemoteCN")!!
mRemoteCN = findPreference("remotecn")!!
mRemoteCN.onPreferenceChangeListener = this
mRemoteX509Name = findPreference("remotex509name")!!
mRemoteX509Name.onPreferenceChangeListener = this
mUseTLSAuth = findPreference("useTLSAuth")!!
mTLSAuthFile = findPreference("tlsAuthFile")!!
mTLSAuthDirection = findPreference("tls_direction")!!
mTLSAuthFile.onPreferenceClickListener = this
mDataCiphers = findPreference("dataciphers")!!
mDataCiphers.onPreferenceChangeListener = this
mAuth = findPreference("auth")!!
mAuth.onPreferenceChangeListener = this
loadSettings()
}
override fun loadSettings() {
mExpectTLSCert.isChecked = mProfile.mExpectTLSCert
mCheckRemoteCN.isChecked = mProfile.mCheckRemoteCN
mRemoteCN.setDN(mProfile.mRemoteCN)
mRemoteCN.setAuthType(mProfile.mX509AuthType)
onPreferenceChange(
mRemoteCN,
Pair(mProfile.mX509AuthType, mProfile.mRemoteCN)
)
mRemoteX509Name.text = mProfile.mx509UsernameField ?: ""
onPreferenceChange(mRemoteX509Name, mProfile.mx509UsernameField ?: "")
mUseTLSAuth.isChecked = mProfile.mUseTLSAuth
mTlsAuthFileData = mProfile.mTLSAuthFilename
setTlsAuthSummary(mTlsAuthFileData)
mTLSAuthDirection.value = mProfile.mTLSAuthDirection
mDataCiphers.text = mProfile.mDataCiphers
onPreferenceChange(mDataCiphers, mProfile.mDataCiphers)
mAuth.text = mProfile.mAuth
onPreferenceChange(mAuth, mProfile.mAuth)
if (mProfile.mAuthenticationType == VpnProfile.TYPE_STATICKEYS) {
mExpectTLSCert.isEnabled = false
mCheckRemoteCN.isEnabled = false
mUseTLSAuth.isChecked = true
} else {
mExpectTLSCert.isEnabled = true
mCheckRemoteCN.isEnabled = true
}
}
override fun saveSettings() {
mProfile.mExpectTLSCert = mExpectTLSCert.isChecked
mProfile.mCheckRemoteCN = mCheckRemoteCN.isChecked
mProfile.mRemoteCN = mRemoteCN.cnText
mProfile.mX509AuthType = mRemoteCN.authtype
mProfile.mUseTLSAuth = mUseTLSAuth.isChecked
mProfile.mTLSAuthFilename = mTlsAuthFileData
mProfile.mx509UsernameField = mRemoteX509Name.text
if (mTLSAuthDirection.value == null) mProfile.mTLSAuthDirection =
null else mProfile.mTLSAuthDirection = mTLSAuthDirection.value
if (mDataCiphers.text == null) mProfile.mDataCiphers = null else mProfile.mDataCiphers =
mDataCiphers.text
if (mAuth.text == null) mProfile.mAuth = null else mProfile.mAuth = mAuth.text
}
override fun onPreferenceChange(preference: Preference, newValue: Any): Boolean {
if (preference === mRemoteCN && newValue is Pair<*, *>) {
val authtype = newValue.first as Int
val dn = newValue.second
if ("" == dn) {
if (mProfile.mConnections.size > 0) {
preference.summary = getX509String(
VpnProfile.X509_VERIFY_TLSREMOTE_RDN,
mProfile.mConnections[0].mServerName
)
} else {
preference.setSummary(R.string.no_remote_defined)
}
} else {
preference.summary = getX509String(authtype, dn as String)
}
} else if (preference === mDataCiphers || preference === mAuth) {
preference.summary = (newValue as CharSequence)
} else if (preference === mRemoteX509Name) {
preference.summary =
(if (newValue.toString().isEmpty()) "CN (default)" else newValue as CharSequence)
}
return true
}
private fun getX509String(authtype: Int, dn: String): CharSequence {
var ret = ""
when (authtype) {
VpnProfile.X509_VERIFY_TLSREMOTE, VpnProfile.X509_VERIFY_TLSREMOTE_COMPAT_NOREMAPPING -> ret += "tls-remote "
VpnProfile.X509_VERIFY_TLSREMOTE_DN -> ret = "dn: "
VpnProfile.X509_VERIFY_TLSREMOTE_RDN -> ret = "rdn: "
VpnProfile.X509_VERIFY_TLSREMOTE_RDN_PREFIX -> ret = "rdn prefix: "
}
return ret + dn
}
fun startFileDialog() {
var startFC: Intent? = null
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT && !alwaysUseOldFileChooser(activity)) {
startFC = getFilePickerIntent(requireContext(), Utils.FileType.TLS_AUTH_FILE)
registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result: ActivityResult ->
if (result.resultCode == Activity.RESULT_OK)
try {
mTlsAuthFileData =
getFilePickerResult(
Utils.FileType.TLS_AUTH_FILE,
result.data,
requireContext()
)
setTlsAuthSummary(mTlsAuthFileData)
} catch (e: IOException) {
VpnStatus.logException(e)
} catch (se: SecurityException) {
VpnStatus.logException(se)
}
}
}
if (startFC == null) {
startFC = Intent(activity, FileSelect::class.java)
startFC.putExtra(FileSelect.START_DATA, mTlsAuthFileData)
startFC.putExtra(FileSelect.WINDOW_TITLE, R.string.tls_auth_file)
registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result: ActivityResult ->
val resData = result.data?.getStringExtra(FileSelect.RESULT_DATA)
mTlsAuthFileData = resData
setTlsAuthSummary(resData)
}
}
}
override fun onPreferenceClick(preference: Preference): Boolean {
startFileDialog()
return true
}
private fun setTlsAuthSummary(result: String?) {
var result = result
if (result == null)
result = getString(R.string.no_certificate)
if (result.startsWith(VpnProfile.INLINE_TAG))
mTLSAuthFile.setSummary(R.string.inline_file_data)
else if (result.startsWith(VpnProfile.DISPLAYNAME_TAG))
mTLSAuthFile.summary =
getString(R.string.imported_from_file, VpnProfile.getDisplayName(result))
else
mTLSAuthFile.summary = result
}
override fun onDisplayPreferenceDialog(preference: Preference) {
var dialogFragment: DialogFragment? = null
if (preference is RemoteCNPreference) {
dialogFragment = RemoteCNPreferenceDialog.newInstance(preference.getKey())
}
if (dialogFragment != null) {
dialogFragment.setTargetFragment(this, 0)
dialogFragment.show(parentFragmentManager, "RemoteCNDialog")
} else {
super.onDisplayPreferenceDialog(preference)
}
}
}
|
