Migrate legacy VPN arguments to system_server.

Generate the racoon and mtpd daemon arguments in system_server,
instead of accepting them from Settings.

Bug: 5756357
Change-Id: Ied048ca465aab03b2ae1c004388f49b82848b3f7
This commit is contained in:
Jeff Sharkey
2012-08-24 11:17:49 -07:00
parent 9e0fdfec70
commit 745e6212e7

View File

@@ -16,13 +16,9 @@
package com.android.settings.vpn2;
import com.android.settings.R;
import android.content.Context;
import android.content.DialogInterface;
import android.net.IConnectivityManager;
import android.net.LinkProperties;
import android.net.RouteInfo;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
@@ -43,11 +39,9 @@ import android.widget.Toast;
import com.android.internal.net.LegacyVpnInfo;
import com.android.internal.net.VpnConfig;
import com.android.internal.net.VpnProfile;
import com.android.settings.R;
import com.android.settings.SettingsPreferenceFragment;
import java.net.Inet4Address;
import java.nio.charset.Charsets;
import java.util.Arrays;
import java.util.HashMap;
public class VpnSettings extends SettingsPreferenceFragment implements
@@ -323,136 +317,12 @@ public class VpnSettings extends SettingsPreferenceFragment implements
return true;
}
private String[] getDefaultNetwork() throws Exception {
LinkProperties network = mService.getActiveLinkProperties();
if (network == null) {
Toast.makeText(getActivity(), R.string.vpn_no_network, Toast.LENGTH_LONG).show();
throw new IllegalStateException("Network is not available");
}
String interfaze = network.getInterfaceName();
if (interfaze == null) {
Toast.makeText(getActivity(), R.string.vpn_no_network, Toast.LENGTH_LONG).show();
throw new IllegalStateException("Cannot get the default interface");
}
String gateway = null;
for (RouteInfo route : network.getRoutes()) {
// Currently legacy VPN only works on IPv4.
if (route.isDefaultRoute() && route.getGateway() instanceof Inet4Address) {
gateway = route.getGateway().getHostAddress();
break;
}
}
if (gateway == null) {
Toast.makeText(getActivity(), R.string.vpn_no_network, Toast.LENGTH_LONG).show();
throw new IllegalStateException("Cannot get the default gateway");
}
return new String[] {interfaze, gateway};
}
private void connect(VpnProfile profile) throws Exception {
// Get the default interface and the default gateway.
String[] network = getDefaultNetwork();
String interfaze = network[0];
String gateway = network[1];
// Load certificates.
String privateKey = "";
String userCert = "";
String caCert = "";
String serverCert = "";
if (!profile.ipsecUserCert.isEmpty()) {
/*
* VPN has a special exception in keystore to allow it to use system
* UID certs.
*/
privateKey = Credentials.USER_PRIVATE_KEY + profile.ipsecUserCert;
byte[] value = mKeyStore.get(Credentials.USER_CERTIFICATE + profile.ipsecUserCert);
userCert = (value == null) ? null : new String(value, Charsets.UTF_8);
try {
mService.startLegacyVpn(profile);
} catch (IllegalStateException e) {
Toast.makeText(getActivity(), R.string.vpn_no_network, Toast.LENGTH_LONG).show();
}
if (!profile.ipsecCaCert.isEmpty()) {
byte[] value = mKeyStore.get(Credentials.CA_CERTIFICATE + profile.ipsecCaCert);
caCert = (value == null) ? null : new String(value, Charsets.UTF_8);
}
if (!profile.ipsecServerCert.isEmpty()) {
byte[] value = mKeyStore.get(Credentials.USER_CERTIFICATE + profile.ipsecServerCert);
serverCert = (value == null) ? null : new String(value, Charsets.UTF_8);
}
if (privateKey == null || userCert == null || caCert == null || serverCert == null) {
Toast.makeText(getActivity(), R.string.vpn_missing_cert, Toast.LENGTH_LONG).show();
throw new IllegalStateException("Cannot load credentials");
}
// Prepare arguments for racoon.
String[] racoon = null;
switch (profile.type) {
case VpnProfile.TYPE_L2TP_IPSEC_PSK:
racoon = new String[] {
interfaze, profile.server, "udppsk", profile.ipsecIdentifier,
profile.ipsecSecret, "1701",
};
break;
case VpnProfile.TYPE_L2TP_IPSEC_RSA:
racoon = new String[] {
interfaze, profile.server, "udprsa", privateKey, userCert,
caCert, serverCert, "1701",
};
break;
case VpnProfile.TYPE_IPSEC_XAUTH_PSK:
racoon = new String[] {
interfaze, profile.server, "xauthpsk", profile.ipsecIdentifier,
profile.ipsecSecret, profile.username, profile.password, "", gateway,
};
break;
case VpnProfile.TYPE_IPSEC_XAUTH_RSA:
racoon = new String[] {
interfaze, profile.server, "xauthrsa", privateKey, userCert,
caCert, serverCert, profile.username, profile.password, "", gateway,
};
break;
case VpnProfile.TYPE_IPSEC_HYBRID_RSA:
racoon = new String[] {
interfaze, profile.server, "hybridrsa",
caCert, serverCert, profile.username, profile.password, "", gateway,
};
break;
}
// Prepare arguments for mtpd.
String[] mtpd = null;
switch (profile.type) {
case VpnProfile.TYPE_PPTP:
mtpd = new String[] {
interfaze, "pptp", profile.server, "1723",
"name", profile.username, "password", profile.password,
"linkname", "vpn", "refuse-eap", "nodefaultroute",
"usepeerdns", "idle", "1800", "mtu", "1400", "mru", "1400",
(profile.mppe ? "+mppe" : "nomppe"),
};
break;
case VpnProfile.TYPE_L2TP_IPSEC_PSK:
case VpnProfile.TYPE_L2TP_IPSEC_RSA:
mtpd = new String[] {
interfaze, "l2tp", profile.server, "1701", profile.l2tpSecret,
"name", profile.username, "password", profile.password,
"linkname", "vpn", "refuse-eap", "nodefaultroute",
"usepeerdns", "idle", "1800", "mtu", "1400", "mru", "1400",
};
break;
}
VpnConfig config = new VpnConfig();
config.user = profile.key;
config.interfaze = interfaze;
config.session = profile.name;
config.routes = profile.routes;
if (!profile.dnsServers.isEmpty()) {
config.dnsServers = Arrays.asList(profile.dnsServers.split(" +"));
}
if (!profile.searchDomains.isEmpty()) {
config.searchDomains = Arrays.asList(profile.searchDomains.split(" +"));
}
mService.startLegacyVpn(config, racoon, mtpd);
}
private void disconnect(String key) {