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Diffstat (limited to 'src/de/blinkt/openvpn/VpnProfile.java')
-rw-r--r--src/de/blinkt/openvpn/VpnProfile.java947
1 files changed, 0 insertions, 947 deletions
diff --git a/src/de/blinkt/openvpn/VpnProfile.java b/src/de/blinkt/openvpn/VpnProfile.java
deleted file mode 100644
index 1ec34b51..00000000
--- a/src/de/blinkt/openvpn/VpnProfile.java
+++ /dev/null
@@ -1,947 +0,0 @@
-package de.blinkt.openvpn;
-
-import android.content.Context;
-import android.content.Intent;
-import android.content.SharedPreferences;
-import android.content.pm.ApplicationInfo;
-import android.content.pm.PackageInfo;
-import android.content.pm.PackageManager;
-import android.os.Build;
-import android.preference.PreferenceManager;
-import android.security.KeyChain;
-import android.security.KeyChainException;
-import android.util.Base64;
-
-import de.blinkt.openvpn.core.NativeUtils;
-import de.blinkt.openvpn.core.VpnStatus;
-import de.blinkt.openvpn.core.OpenVpnService;
-import de.blinkt.openvpn.core.X509Utils;
-import org.spongycastle.util.io.pem.PemObject;
-import org.spongycastle.util.io.pem.PemWriter;
-
-import javax.crypto.BadPaddingException;
-import javax.crypto.Cipher;
-import javax.crypto.IllegalBlockSizeException;
-import javax.crypto.NoSuchPaddingException;
-import java.io.*;
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
-import java.security.InvalidKeyException;
-import java.security.NoSuchAlgorithmException;
-import java.security.PrivateKey;
-import java.security.cert.Certificate;
-import java.security.cert.CertificateException;
-import java.security.cert.X509Certificate;
-import java.util.Collection;
-import java.util.Locale;
-import java.util.UUID;
-import java.util.Vector;
-
-public class VpnProfile implements Serializable {
- // Note that this class cannot be moved to core where it belongs since
- // the profile loading depends on it being here
- // The Serializable documentation mentions that class name change are possible
- // but the how is unclear
- //
- transient public static final long MAX_EMBED_FILE_SIZE = 2048*1024; // 2048kB
- // Don't change this, not all parts of the program use this constant
- public static final String EXTRA_PROFILEUUID = "de.blinkt.openvpn.profileUUID";
- public static final String INLINE_TAG = "[[INLINE]]";
- public static final String DISPLAYNAME_TAG = "[[NAME]]";
- public static final String MINIVPN = "miniopenvpn";
- private static final long serialVersionUID = 7085688938959334563L;
- private static final String OVPNCONFIGFILE = "android.conf";
- public static final int MAXLOGLEVEL = 4;
- public static final int CURRENT_PROFILE_VERSION = 2;
- public static String DEFAULT_DNS1 = "8.8.8.8";
- public static String DEFAULT_DNS2 = "8.8.4.4";
-
- public transient String mTransientPW = null;
- public transient String mTransientPCKS12PW = null;
-
-
- public static final int TYPE_CERTIFICATES = 0;
- public static final int TYPE_PKCS12 = 1;
- public static final int TYPE_KEYSTORE = 2;
- public static final int TYPE_USERPASS = 3;
- public static final int TYPE_STATICKEYS = 4;
- public static final int TYPE_USERPASS_CERTIFICATES = 5;
- public static final int TYPE_USERPASS_PKCS12 = 6;
- public static final int TYPE_USERPASS_KEYSTORE = 7;
- public static final int X509_VERIFY_TLSREMOTE = 0;
- public static final int X509_VERIFY_TLSREMOTE_COMPAT_NOREMAPPING = 1;
- public static final int X509_VERIFY_TLSREMOTE_DN = 2;
- public static final int X509_VERIFY_TLSREMOTE_RDN = 3;
- public static final int X509_VERIFY_TLSREMOTE_RDN_PREFIX = 4;
- // variable named wrong and should haven beeen transient
- // but needs to keep wrong name to guarante loading of old
- // profiles
- public transient boolean profileDleted = false;
- public int mAuthenticationType = TYPE_KEYSTORE;
- public String mName;
- public String mAlias;
- public String mClientCertFilename;
- public String mTLSAuthDirection = "";
- public String mTLSAuthFilename;
- public String mClientKeyFilename;
- public String mCaFilename;
- public boolean mUseLzo = true;
- public String mServerPort = "1194";
- public boolean mUseUdp = true;
- public String mPKCS12Filename;
- public String mPKCS12Password;
- public boolean mUseTLSAuth = false;
- public String mServerName = "openvpn.blinkt.de";
- public String mDNS1 = DEFAULT_DNS1;
- public String mDNS2 = DEFAULT_DNS2;
- public String mIPv4Address;
- public String mIPv6Address;
- public boolean mOverrideDNS = false;
- public String mSearchDomain = "blinkt.de";
- public boolean mUseDefaultRoute = true;
- public boolean mUsePull = true;
- public String mCustomRoutes;
- public boolean mCheckRemoteCN = false;
- public boolean mExpectTLSCert = true;
- public String mRemoteCN = "";
- public String mPassword = "";
- public String mUsername = "";
- public boolean mRoutenopull = false;
- public boolean mUseRandomHostname = false;
- public boolean mUseFloat = false;
- public boolean mUseCustomConfig = false;
- public String mCustomConfigOptions = "";
- public String mVerb = "1"; //ignored
- public String mCipher = "";
- public boolean mNobind = false;
- public boolean mUseDefaultRoutev6 = true;
- public String mCustomRoutesv6 = "";
- public String mKeyPassword = "";
- public boolean mPersistTun = false;
- public String mConnectRetryMax = "5";
- public String mConnectRetry = "5";
- public boolean mUserEditable = true;
- public String mAuth = "";
- public int mX509AuthType = X509_VERIFY_TLSREMOTE_RDN;
- private transient PrivateKey mPrivateKey;
- // Public attributes, since I got mad with getter/setter
- // set members to default values
- private UUID mUuid;
- public boolean mAllowLocalLAN;
- private int mProfileVersion;
- public String mExcludedRoutes;
- public String mExcludedRoutesv6;
-
- public VpnProfile(String name) {
- mUuid = UUID.randomUUID();
- mName = name;
- mProfileVersion = CURRENT_PROFILE_VERSION;
- }
-
- public static String openVpnEscape(String unescaped) {
- if (unescaped == null)
- return null;
- String escapedString = unescaped.replace("\\", "\\\\");
- escapedString = escapedString.replace("\"", "\\\"");
- escapedString = escapedString.replace("\n", "\\n");
-
- if (escapedString.equals(unescaped) && !escapedString.contains(" ") && !escapedString.contains("#"))
- return unescaped;
- else
- return '"' + escapedString + '"';
- }
-
- public void clearDefaults() {
- mServerName = "unknown";
- mUsePull = false;
- mUseLzo = false;
- mUseDefaultRoute = false;
- mUseDefaultRoutev6 = false;
- mExpectTLSCert = false;
- mPersistTun = false;
- mAllowLocalLAN = true;
- }
-
- public UUID getUUID() {
- return mUuid;
-
- }
-
- public String getName() {
- if (mName==null)
- return "No profile name";
- return mName;
- }
-
- public void upgradeProfile(){
- if(mProfileVersion< 2) {
- /* default to the behaviour the OS used */
- if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT)
- mAllowLocalLAN = true;
- else
- mAllowLocalLAN = false;
- }
-
- mProfileVersion= CURRENT_PROFILE_VERSION;
- }
-
- public String getConfigFile(Context context, boolean configForOvpn3) {
-
- File cacheDir = context.getCacheDir();
- String cfg = "";
-
- // Enable managment interface
- cfg += "# Enables connection to GUI\n";
- cfg += "management ";
-
- cfg += cacheDir.getAbsolutePath() + "/" + "mgmtsocket";
- cfg += " unix\n";
- cfg += "management-client\n";
- // Not needed, see updated man page in 2.3
- //cfg += "management-signal\n";
- cfg += "management-query-passwords\n";
- cfg += "management-hold\n\n";
- cfg += getVersionEnvString(context);
-
- cfg += "machine-readable-output\n";
-
-
- boolean useTLSClient = (mAuthenticationType != TYPE_STATICKEYS);
-
- if (useTLSClient && mUsePull)
- cfg += "client\n";
- else if (mUsePull)
- cfg += "pull\n";
- else if (useTLSClient)
- cfg += "tls-client\n";
-
-
- //cfg += "verb " + mVerb + "\n";
- cfg += "verb " + MAXLOGLEVEL + "\n";
-
- if (mConnectRetryMax == null) {
- mConnectRetryMax = "5";
- }
-
- if (!mConnectRetryMax.equals("-1"))
- cfg += "connect-retry-max " + mConnectRetryMax + "\n";
-
- if (mConnectRetry == null)
- mConnectRetry = "5";
-
-
- cfg += "connect-retry " + mConnectRetry + "\n";
-
- cfg += "resolv-retry 60\n";
-
-
- // We cannot use anything else than tun
- cfg += "dev tun\n";
-
- // Server Address
- cfg += "remote ";
- cfg += mServerName;
- cfg += " ";
- cfg += mServerPort;
- if (mUseUdp)
- cfg += " udp\n";
- else
- cfg += " tcp-client\n";
-
-
- switch (mAuthenticationType) {
- case VpnProfile.TYPE_USERPASS_CERTIFICATES:
- cfg += "auth-user-pass\n";
- case VpnProfile.TYPE_CERTIFICATES:
- // Ca
- cfg += insertFileData("ca", mCaFilename);
-
- // Client Cert + Key
- cfg += insertFileData("key", mClientKeyFilename);
- cfg += insertFileData("cert", mClientCertFilename);
-
- break;
- case VpnProfile.TYPE_USERPASS_PKCS12:
- cfg += "auth-user-pass\n";
- case VpnProfile.TYPE_PKCS12:
- cfg += insertFileData("pkcs12", mPKCS12Filename);
- break;
-
- case VpnProfile.TYPE_USERPASS_KEYSTORE:
- cfg += "auth-user-pass\n";
- case VpnProfile.TYPE_KEYSTORE:
- if (!configForOvpn3) {
- String[] ks = getKeyStoreCertificates(context);
- cfg += "### From Keystore ####\n";
- if (ks != null) {
- cfg += "<ca>\n" + ks[0] + "\n</ca>\n";
- if (ks[1] != null)
- cfg += "<extra-certs>\n" + ks[1] + "\n</extra-certs>\n";
- cfg += "<cert>\n" + ks[2] + "\n</cert>\n";
- cfg += "management-external-key\n";
- } else {
- cfg += context.getString(R.string.keychain_access) + "\n";
- if (Build.VERSION.SDK_INT == Build.VERSION_CODES.JELLY_BEAN)
- if (!mAlias.matches("^[a-zA-Z0-9]$"))
- cfg += context.getString(R.string.jelly_keystore_alphanumeric_bug) + "\n";
- }
- }
- break;
- case VpnProfile.TYPE_USERPASS:
- cfg += "auth-user-pass\n";
- cfg += insertFileData("ca", mCaFilename);
- }
-
- if (mUseLzo) {
- cfg += "comp-lzo\n";
- }
-
- if (mUseTLSAuth) {
- if (mAuthenticationType == TYPE_STATICKEYS)
- cfg += insertFileData("secret", mTLSAuthFilename);
- else
- cfg += insertFileData("tls-auth", mTLSAuthFilename);
-
- if (nonNull(mTLSAuthDirection)) {
- cfg += "key-direction ";
- cfg += mTLSAuthDirection;
- cfg += "\n";
- }
-
- }
-
- if (!mUsePull) {
- if (nonNull(mIPv4Address))
- cfg += "ifconfig " + cidrToIPAndNetmask(mIPv4Address) + "\n";
-
- if (nonNull(mIPv6Address))
- cfg += "ifconfig-ipv6 " + mIPv6Address + "\n";
- }
-
- if (mUsePull && mRoutenopull)
- cfg += "route-nopull\n";
-
- String routes = "";
- int numroutes = 0;
- if (mUseDefaultRoute)
- routes += "route 0.0.0.0 0.0.0.0 vpn_gateway\n";
- else
- {
- for (String route : getCustomRoutes(mCustomRoutes)) {
- routes += "route " + route + " vpn_gateway\n";
- numroutes++;
- }
-
- for (String route: getCustomRoutes(mExcludedRoutes)) {
- routes += "route " + route + " net_gateway";
- }
- }
-
- if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT && !mAllowLocalLAN)
- cfg+="redirect-private block-local\n";
- else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT && mAllowLocalLAN)
- cfg+="redirect-private unblock-local\n";
-
-
- if (mUseDefaultRoutev6)
- cfg += "route-ipv6 ::/0\n";
- else
- for (String route : getCustomRoutesv6(mCustomRoutesv6)) {
- routes += "route-ipv6 " + route + "\n";
- numroutes++;
- }
-
- // Round number to next 100
- if (numroutes > 90) {
- numroutes = ((numroutes / 100) + 1) * 100;
- cfg += "# A lot of routes are set, increase max-routes\n";
- cfg += "max-routes " + numroutes + "\n";
- }
- cfg += routes;
-
- if (mOverrideDNS || !mUsePull) {
- if (nonNull(mDNS1))
- cfg += "dhcp-option DNS " + mDNS1 + "\n";
- if (nonNull(mDNS2))
- cfg += "dhcp-option DNS " + mDNS2 + "\n";
- if (nonNull(mSearchDomain))
- cfg += "dhcp-option DOMAIN " + mSearchDomain + "\n";
-
- }
-
- if (mNobind)
- cfg += "nobind\n";
-
-
- // Authentication
- if (mAuthenticationType != TYPE_STATICKEYS) {
- if (mCheckRemoteCN) {
- if (mRemoteCN == null || mRemoteCN.equals(""))
- cfg += "verify-x509-name " + mServerName + " name\n";
- else
- switch (mX509AuthType) {
-
- // 2.2 style x509 checks
- case X509_VERIFY_TLSREMOTE_COMPAT_NOREMAPPING:
- cfg += "compat-names no-remapping\n";
- case X509_VERIFY_TLSREMOTE:
- cfg += "tls-remote " + openVpnEscape(mRemoteCN) + "\n";
- break;
-
- case X509_VERIFY_TLSREMOTE_RDN:
- cfg += "verify-x509-name " + openVpnEscape(mRemoteCN) + " name\n";
- break;
-
- case X509_VERIFY_TLSREMOTE_RDN_PREFIX:
- cfg += "verify-x509-name " + openVpnEscape(mRemoteCN) + " name-prefix\n";
- break;
-
- case X509_VERIFY_TLSREMOTE_DN:
- cfg += "verify-x509-name " + openVpnEscape(mRemoteCN) + "\n";
- break;
- }
- }
- if (mExpectTLSCert)
- cfg += "remote-cert-tls server\n";
- }
-
- if (nonNull(mCipher)) {
- cfg += "cipher " + mCipher + "\n";
- }
-
- if (nonNull(mAuth)) {
- cfg += "auth " + mAuth + "\n";
- }
-
- // Obscure Settings dialog
- if (mUseRandomHostname)
- cfg += "#my favorite options :)\nremote-random-hostname\n";
-
- if (mUseFloat)
- cfg += "float\n";
-
- if (mPersistTun) {
- cfg += "persist-tun\n";
- cfg += "# persist-tun also enables pre resolving to avoid DNS resolve problem\n";
- cfg += "preresolve\n";
- }
-
- SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
- boolean usesystemproxy = prefs.getBoolean("usesystemproxy", true);
- if (usesystemproxy) {
- cfg += "# Use system proxy setting\n";
- cfg += "management-query-proxy\n";
- }
-
-
- if (mUseCustomConfig) {
- cfg += "# Custom configuration options\n";
- cfg += "# You are on your on own here :)\n";
- cfg += mCustomConfigOptions;
- cfg += "\n";
-
- }
-
-
- return cfg;
- }
-
- private String getVersionEnvString(Context c) {
- String version = "unknown";
- try {
- PackageInfo packageinfo = c.getPackageManager().getPackageInfo(c.getPackageName(), 0);
- version = packageinfo.versionName;
- } catch (PackageManager.NameNotFoundException e) {
- VpnStatus.logException(e);
- }
- return String.format(Locale.US, "setenv IV_GUI_VER \"%s %s\"\n", c.getPackageName(), version);
-
- }
-
- //! Put inline data inline and other data as normal escaped filename
- private String insertFileData(String cfgentry, String filedata) {
- if (filedata == null) {
- // TODO: generate good error
- return String.format("%s %s\n", cfgentry, "missing");
- } else if (isEmbedded(filedata)) {
- String dataWithOutHeader = getEmbeddedContent(filedata);
- return String.format(Locale.ENGLISH, "<%s>\n%s\n</%s>\n", cfgentry, dataWithOutHeader, cfgentry);
- } else {
- return String.format(Locale.ENGLISH, "%s %s\n", cfgentry, openVpnEscape(filedata));
- }
- }
-
- private boolean nonNull(String val) {
- if (val == null || val.equals(""))
- return false;
- else
- return true;
- }
-
- private Collection<String> getCustomRoutes(String routes) {
- Vector<String> cidrRoutes = new Vector<String>();
- if (routes == null) {
- // No routes set, return empty vector
- return cidrRoutes;
- }
- for (String route : routes.split("[\n \t]")) {
- if (!route.equals("")) {
- String cidrroute = cidrToIPAndNetmask(route);
- if (cidrroute == null)
- return null;
-
- cidrRoutes.add(cidrroute);
- }
- }
-
- return cidrRoutes;
- }
-
- private Collection<String> getCustomRoutesv6(String routes) {
- Vector<String> cidrRoutes = new Vector<String>();
- if (routes == null) {
- // No routes set, return empty vector
- return cidrRoutes;
- }
- for (String route : routes.split("[\n \t]")) {
- if (!route.equals("")) {
- cidrRoutes.add(route);
- }
- }
-
- return cidrRoutes;
- }
-
- private String cidrToIPAndNetmask(String route) {
- String[] parts = route.split("/");
-
- // No /xx, assume /32 as netmask
- if (parts.length == 1)
- parts = (route + "/32").split("/");
-
- if (parts.length != 2)
- return null;
- int len;
- try {
- len = Integer.parseInt(parts[1]);
- } catch (NumberFormatException ne) {
- return null;
- }
- if (len < 0 || len > 32)
- return null;
-
-
- long nm = 0xffffffffl;
- nm = (nm << (32 - len)) & 0xffffffffl;
-
- String netmask = String.format(Locale.ENGLISH, "%d.%d.%d.%d", (nm & 0xff000000) >> 24, (nm & 0xff0000) >> 16, (nm & 0xff00) >> 8, nm & 0xff);
- return parts[0] + " " + netmask;
- }
-
- private String[] buildOpenvpnArgv(File cacheDir) {
- Vector<String> args = new Vector<String>();
-
- // Add fixed paramenters
- //args.add("/data/data/de.blinkt.openvpn/lib/openvpn");
- args.add(cacheDir.getAbsolutePath() + "/" + VpnProfile.MINIVPN);
-
- args.add("--config");
- args.add(cacheDir.getAbsolutePath() + "/" + OVPNCONFIGFILE);
-
-
- return args.toArray(new String[args.size()]);
- }
-
- public Intent prepareIntent(Context context) {
- String prefix = context.getPackageName();
-
- Intent intent = new Intent(context, OpenVpnService.class);
-
- if (mAuthenticationType == VpnProfile.TYPE_KEYSTORE || mAuthenticationType == VpnProfile.TYPE_USERPASS_KEYSTORE) {
- if (getKeyStoreCertificates(context) == null)
- return null;
- }
-
- intent.putExtra(prefix + ".ARGV", buildOpenvpnArgv(context.getCacheDir()));
- intent.putExtra(prefix + ".profileUUID", mUuid.toString());
-
- ApplicationInfo info = context.getApplicationInfo();
- intent.putExtra(prefix + ".nativelib", info.nativeLibraryDir);
-
- try {
- FileWriter cfg = new FileWriter(context.getCacheDir().getAbsolutePath() + "/" + OVPNCONFIGFILE);
- cfg.write(getConfigFile(context, false));
- cfg.flush();
- cfg.close();
- } catch (IOException e) {
- VpnStatus.logException(e);
- }
-
- return intent;
- }
-
- String[] getKeyStoreCertificates(Context context) {
- return getKeyStoreCertificates(context, 5);
- }
-
- public static String getDisplayName(String embeddedFile) {
- int start = DISPLAYNAME_TAG.length();
- int end = embeddedFile.indexOf(INLINE_TAG);
- return embeddedFile.substring(start,end);
- }
-
- public static String getEmbeddedContent(String data)
- {
- if (!data.contains(INLINE_TAG))
- return data;
-
- int start = data.indexOf(INLINE_TAG) + INLINE_TAG.length();
- return data.substring(start);
- }
-
- public static boolean isEmbedded(String data) {
- if (data==null)
- return false;
- if(data.startsWith(INLINE_TAG) || data.startsWith(DISPLAYNAME_TAG))
- return true;
- else
- return false;
- }
-
-
- class NoCertReturnedException extends Exception {
- public NoCertReturnedException (String msg) {
- super(msg);
- }
- }
-
- synchronized String[] getKeyStoreCertificates(Context context,int tries) {
- PrivateKey privateKey = null;
- X509Certificate[] cachain;
- Exception exp=null;
- try {
- privateKey = KeyChain.getPrivateKey(context, mAlias);
- mPrivateKey = privateKey;
-
- String keystoreChain = null;
-
-
- cachain = KeyChain.getCertificateChain(context, mAlias);
- if(cachain == null)
- throw new NoCertReturnedException("No certificate returned from Keystore");
-
- if (cachain.length <= 1 && !nonNull(mCaFilename)) {
- VpnStatus.logMessage(VpnStatus.LogLevel.ERROR, "", context.getString(R.string.keychain_nocacert));
- } else {
- StringWriter ksStringWriter = new StringWriter();
-
- PemWriter pw = new PemWriter(ksStringWriter);
- for (int i = 1; i < cachain.length; i++) {
- X509Certificate cert = cachain[i];
- pw.writeObject(new PemObject("CERTIFICATE", cert.getEncoded()));
- }
- pw.close();
- keystoreChain = ksStringWriter.toString();
- }
-
-
- String caout = null;
- if (nonNull(mCaFilename)) {
- try {
- Certificate cacert = X509Utils.getCertificateFromFile(mCaFilename);
- StringWriter caoutWriter = new StringWriter();
- PemWriter pw = new PemWriter(caoutWriter);
-
- pw.writeObject(new PemObject("CERTIFICATE", cacert.getEncoded()));
- pw.close();
- caout= caoutWriter.toString();
-
- } catch (Exception e) {
- VpnStatus.logError("Could not read CA certificate" + e.getLocalizedMessage());
- }
- }
-
-
- StringWriter certout = new StringWriter();
-
-
- if (cachain.length >= 1) {
- X509Certificate usercert = cachain[0];
-
- PemWriter upw = new PemWriter(certout);
- upw.writeObject(new PemObject("CERTIFICATE", usercert.getEncoded()));
- upw.close();
-
- }
- String user = certout.toString();
-
-
- String ca, extra;
- if(caout==null) {
- ca =keystoreChain;
- extra=null;
- } else {
- ca = caout;
- extra=keystoreChain;
- }
-
- return new String[]{ca, extra, user};
- } catch (InterruptedException e) {
- exp=e;
- } catch (FileNotFoundException e) {
- exp=e;
- } catch (CertificateException e) {
- exp=e;
- } catch (IOException e) {
- exp=e;
- } catch (KeyChainException e) {
- exp=e;
- } catch (NoCertReturnedException e) {
- exp =e;
- } catch (IllegalArgumentException e) {
- exp =e;
- } catch (AssertionError e) {
- if (tries ==0)
- return null;
- VpnStatus.logError(String.format("Failure getting Keystore Keys (%s), retrying",e.getLocalizedMessage()));
- try {
- Thread.sleep(3000);
- } catch (InterruptedException e1) {
- VpnStatus.logException(e1);
- }
- return getKeyStoreCertificates(context, tries-1);
- }
- if (exp != null) {
- exp.printStackTrace();
- VpnStatus.logError(R.string.keyChainAccessError, exp.getLocalizedMessage());
-
- VpnStatus.logError(R.string.keychain_access);
- if (Build.VERSION.SDK_INT == Build.VERSION_CODES.JELLY_BEAN) {
- if (!mAlias.matches("^[a-zA-Z0-9]$")) {
- VpnStatus.logError(R.string.jelly_keystore_alphanumeric_bug);
- }
- }
- }
- return null;
- }
-
- //! Return an error if somethign is wrong
- public int checkProfile(Context context) {
- if (mAuthenticationType == TYPE_KEYSTORE || mAuthenticationType == TYPE_USERPASS_KEYSTORE) {
- if (mAlias == null)
- return R.string.no_keystore_cert_selected;
- }
-
- if (!mUsePull || mAuthenticationType == TYPE_STATICKEYS) {
- if (mIPv4Address == null || cidrToIPAndNetmask(mIPv4Address) == null)
- return R.string.ipv4_format_error;
- }
- if (!mUseDefaultRoute && (getCustomRoutes(mCustomRoutes) == null || getCustomRoutes(mExcludedRoutes) ==null))
- return R.string.custom_route_format_error;
-
- // Everything okay
- return R.string.no_error_found;
-
- }
-
- //! Openvpn asks for a "Private Key", this should be pkcs12 key
- //
- public String getPasswordPrivateKey() {
- if (mTransientPCKS12PW != null) {
- String pwcopy = mTransientPCKS12PW;
- mTransientPCKS12PW = null;
- return pwcopy;
- }
- switch (mAuthenticationType) {
- case TYPE_PKCS12:
- case TYPE_USERPASS_PKCS12:
- return mPKCS12Password;
-
- case TYPE_CERTIFICATES:
- case TYPE_USERPASS_CERTIFICATES:
- return mKeyPassword;
-
- case TYPE_USERPASS:
- case TYPE_STATICKEYS:
- default:
- return null;
- }
- }
-
- boolean isUserPWAuth() {
- switch (mAuthenticationType) {
- case TYPE_USERPASS:
- case TYPE_USERPASS_CERTIFICATES:
- case TYPE_USERPASS_KEYSTORE:
- case TYPE_USERPASS_PKCS12:
- return true;
- default:
- return false;
-
- }
- }
-
- public boolean requireTLSKeyPassword() {
- if (!nonNull(mClientKeyFilename))
- return false;
-
- String data = "";
- if (isEmbedded(mClientKeyFilename))
- data = mClientKeyFilename;
- else {
- char[] buf = new char[2048];
- FileReader fr;
- try {
- fr = new FileReader(mClientKeyFilename);
- int len = fr.read(buf);
- while (len > 0) {
- data += new String(buf, 0, len);
- len = fr.read(buf);
- }
- fr.close();
- } catch (FileNotFoundException e) {
- return false;
- } catch (IOException e) {
- return false;
- }
-
- }
-
- if (data.contains("Proc-Type: 4,ENCRYPTED"))
- return true;
- else if (data.contains("-----BEGIN ENCRYPTED PRIVATE KEY-----"))
- return true;
- else
- return false;
- }
-
- public int needUserPWInput() {
- if ((mAuthenticationType == TYPE_PKCS12 || mAuthenticationType == TYPE_USERPASS_PKCS12) &&
- (mPKCS12Password == null || mPKCS12Password.equals(""))) {
- if (mTransientPCKS12PW == null)
- return R.string.pkcs12_file_encryption_key;
- }
-
- if (mAuthenticationType == TYPE_CERTIFICATES || mAuthenticationType == TYPE_USERPASS_CERTIFICATES) {
- if (requireTLSKeyPassword() && !nonNull(mKeyPassword))
- if (mTransientPCKS12PW == null) {
- return R.string.private_key_password;
- }
- }
-
- if (isUserPWAuth() && !(nonNull(mUsername) && (nonNull(mPassword) || mTransientPW != null))) {
- return R.string.password;
- }
- return 0;
- }
-
- public String getPasswordAuth() {
- if (mTransientPW != null) {
- String pwcopy = mTransientPW;
- mTransientPW = null;
- return pwcopy;
- } else {
- return mPassword;
- }
- }
-
- // Used by the Array Adapter
- @Override
- public String toString() {
- return mName;
- }
-
- public String getUUIDString() {
- return mUuid.toString();
- }
-
- public PrivateKey getKeystoreKey() {
- return mPrivateKey;
- }
-
- public String getSignedData(String b64data) {
- PrivateKey privkey = getKeystoreKey();
- Exception err;
-
- byte[] data = Base64.decode(b64data, Base64.DEFAULT);
-
- // The Jelly Bean *evil* Hack
- // 4.2 implements the RSA/ECB/PKCS1PADDING in the OpenSSLprovider
- if (Build.VERSION.SDK_INT == Build.VERSION_CODES.JELLY_BEAN) {
- return processSignJellyBeans(privkey, data);
- }
-
-
- try {
-
-
- Cipher rsasinger = Cipher.getInstance("RSA/ECB/PKCS1PADDING");
-
- rsasinger.init(Cipher.ENCRYPT_MODE, privkey);
-
- byte[] signed_bytes = rsasinger.doFinal(data);
- return Base64.encodeToString(signed_bytes, Base64.NO_WRAP);
-
- } catch (NoSuchAlgorithmException e) {
- err = e;
- } catch (InvalidKeyException e) {
- err = e;
- } catch (NoSuchPaddingException e) {
- err = e;
- } catch (IllegalBlockSizeException e) {
- err = e;
- } catch (BadPaddingException e) {
- err = e;
- }
-
- VpnStatus.logError(R.string.error_rsa_sign, err.getClass().toString(), err.getLocalizedMessage());
-
- return null;
-
- }
-
- private String processSignJellyBeans(PrivateKey privkey, byte[] data) {
- Exception err;
- try {
- Method getKey = privkey.getClass().getSuperclass().getDeclaredMethod("getOpenSSLKey");
- getKey.setAccessible(true);
-
- // Real object type is OpenSSLKey
- Object opensslkey = getKey.invoke(privkey);
-
- getKey.setAccessible(false);
-
- Method getPkeyContext = opensslkey.getClass().getDeclaredMethod("getPkeyContext");
-
- // integer pointer to EVP_pkey
- getPkeyContext.setAccessible(true);
- int pkey = (Integer) getPkeyContext.invoke(opensslkey);
- getPkeyContext.setAccessible(false);
-
- // 112 with TLS 1.2 (172 back with 4.3), 36 with TLS 1.0
- byte[] signed_bytes = NativeUtils.rsasign(data, pkey);
- return Base64.encodeToString(signed_bytes, Base64.NO_WRAP);
-
- } catch (NoSuchMethodException e) {
- err = e;
- } catch (IllegalArgumentException e) {
- err = e;
- } catch (IllegalAccessException e) {
- err = e;
- } catch (InvocationTargetException e) {
- err = e;
- } catch (InvalidKeyException e) {
- err = e;
- }
- VpnStatus.logError(R.string.error_rsa_sign, err.getClass().toString(), err.getLocalizedMessage());
-
- return null;
-
- }
-
-
-}
-
-
-
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-14 04:41:06 +0000