package net.i2p.router.web;
import java.util.Collections;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import net.i2p.data.DataHelper;
import net.i2p.data.router.RouterAddress;
import net.i2p.router.CommSystemFacade.Status;
import net.i2p.router.Router;
import net.i2p.router.transport.TransportManager;
import net.i2p.router.transport.TransportUtil;
import net.i2p.router.transport.udp.UDPTransport;
import net.i2p.util.Addresses;
/**
*
* Used for both /config and /confignet
*/
public class ConfigNetHelper extends HelperBase {
/** copied from various private components */
final static String PROP_I2NP_NTCP_HOSTNAME = "i2np.ntcp.hostname";
final static String PROP_I2NP_NTCP_PORT = "i2np.ntcp.port";
final static String PROP_I2NP_NTCP_AUTO_PORT = "i2np.ntcp.autoport";
final static String PROP_I2NP_NTCP_AUTO_IP = "i2np.ntcp.autoip";
public String getUdphostname() {
return _context.getProperty(UDPTransport.PROP_EXTERNAL_HOST, "");
}
public String getNtcphostname() {
return _context.getProperty(PROP_I2NP_NTCP_HOSTNAME, "");
}
public String getNtcpport() {
return _context.getProperty(PROP_I2NP_NTCP_PORT, "");
}
/** @return host or "unknown" */
public String getUdpIP() {
RouterAddress addr = _context.router().getRouterInfo().getTargetAddress("SSU");
if (addr == null)
return _t("unknown");
String rv = addr.getHost();
if (rv == null)
return _t("unknown");
return rv;
}
/**
* To reduce confusion caused by NATs, this is the current internal SSU port,
* not the external port.
*/
public String getUdpPort() {
/****
RouterAddress addr = _context.router().getRouterInfo().getTargetAddress("SSU");
if (addr == null)
return _t("unknown");
UDPAddress ua = new UDPAddress(addr);
if (ua.getPort() <= 0)
return _t("unknown");
return "" + ua.getPort();
****/
// Since we can't get to UDPTransport.getRequestedPort() from here, just use
// configured port. If UDPTransport is changed such that the actual port
// could be different, fix this.
return getConfiguredUdpPort();
}
/**
* This should always be the actual internal SSU port, as UDPTransport udpates
* the config when it changes.
*/
public String getConfiguredUdpPort() {
return _context.getProperty(UDPTransport.PROP_INTERNAL_PORT, "unset");
}
public String getDynamicKeysChecked() {
return getChecked(Router.PROP_DYNAMIC_KEYS);
}
public String getLaptopChecked() {
return getChecked(UDPTransport.PROP_LAPTOP_MODE);
}
/** @since 0.9.20 */
public String getIPv4FirewalledChecked() {
return getChecked(TransportUtil.PROP_IPV4_FIREWALLED);
}
/** @since 0.9.28 */
public String getIPv6FirewalledChecked() {
return getChecked(TransportUtil.PROP_IPV6_FIREWALLED);
}
public String getTcpAutoPortChecked(int mode) {
String port = _context.getProperty(PROP_I2NP_NTCP_PORT);
boolean specified = port != null && port.length() > 0;
if ((mode == 1 && specified) ||
(mode == 2 && !specified))
return CHECKED;
return "";
}
public String getTcpAutoIPChecked(int mode) {
boolean enabled = TransportManager.isNTCPEnabled(_context);
String hostname = _context.getProperty(PROP_I2NP_NTCP_HOSTNAME);
boolean specified = hostname != null && hostname.length() > 0;
String auto = _context.getProperty(PROP_I2NP_NTCP_AUTO_IP, "true");
if ((mode == 0 && (!specified) && auto.equals("false") && enabled) ||
(mode == 1 && specified && auto.equals("false") && enabled) ||
(mode == 2 && auto.equals("true") && enabled) ||
(mode == 3 && auto.equals("always") && enabled) ||
(mode == 4 && !enabled))
return CHECKED;
return "";
}
public String getUdpAutoIPChecked(int mode) {
String hostname = _context.getProperty(UDPTransport.PROP_EXTERNAL_HOST);
boolean specified = hostname != null && hostname.length() > 0;
boolean hidden = _context.router().isHidden();
String sources = _context.getProperty(UDPTransport.PROP_SOURCES, UDPTransport.DEFAULT_SOURCES);
if ((mode == 0 && sources.equals("ssu") && !hidden) ||
(mode == 1 && specified && !hidden) ||
(mode == 2 && hidden) ||
(mode == 3 && sources.equals("local,upnp,ssu") && !hidden) ||
(mode == 4 && sources.equals("local,ssu") && !hidden) ||
(mode == 5 && sources.equals("upnp,ssu") && !hidden))
return CHECKED;
return "";
}
/** default true */
public String getUpnpChecked() {
if (_context.getBooleanPropertyDefaultTrue(TransportManager.PROP_ENABLE_UPNP))
return CHECKED;
return "";
}
/**
* default false, inverse of default true property
* @since 0.8.13
*/
public String getUdpDisabledChecked() {
if (!_context.getBooleanPropertyDefaultTrue(TransportManager.PROP_ENABLE_UDP))
return CHECKED;
return "";
}
/**
* This isn't updated for the new statuses, but it's commented out in the jsp.
* @deprecated unused, to be fixed if needed
*/
@Deprecated
public String getRequireIntroductionsChecked() {
Status status = _context.commSystem().getStatus();
switch (status) {
case OK:
case UNKNOWN:
return getChecked(UDPTransport.PROP_FORCE_INTRODUCERS);
case DIFFERENT:
case REJECT_UNSOLICITED:
default:
return CHECKED;
}
}
/**
* Combined SSU/NTCP
* Use SSU setting, then NTCP setting, then default
* @since IPv6
*/
public String getIPv6Checked(String mode) {
String s = _context.getProperty(TransportUtil.SSU_IPV6_CONFIG);
if (s == null) {
s = _context.getProperty(TransportUtil.NTCP_IPV6_CONFIG);
if (s == null)
s = TransportUtil.DEFAULT_IPV6_CONFIG.toConfigString();
}
if (s.equals(mode))
return CHECKED;
return "";
}
public Set<String> getAddresses() {
// exclude local, include IPv6
return Addresses.getAddresses(false, true);
}
/** @since IPv6 */
public String getAddressSelector() {
Set<String> addrs = getAddresses();
// isPubliclyRoutable() rejects some IPv6 addresses that getAddresses() allows
for (Iterator<String> iter = addrs.iterator(); iter.hasNext(); ) {
byte[] ip = Addresses.getIP(iter.next());
if (ip == null || !TransportUtil.isPubliclyRoutable(ip, true))
iter.remove();
}
Set<String> configs;
String cs = getUdphostname();
if (cs.length() <= 0) {
configs = Collections.emptySet();
} else {
configs = new HashSet<String>(4);
String[] ca = DataHelper.split(cs, "[,; \r\n\t]");
for (int i = 0; i < ca.length; i++) {
String c = ca[i];
if (c.length() > 0) {
configs.add(c);
addrs.add(c);
}
}
}
StringBuilder buf = new StringBuilder(128);
buf.append("<div class=\"indent\">");
for (String addr : addrs) {
buf.append("\n " +
"<input type=\"checkbox\" class=\"optbox\" value=\"foo\" name=\"addr_");
buf.append(addr);
buf.append('"');
if (addrs.size() == 1 || configs.contains(addr))
buf.append(CHECKED);
buf.append("> ");
buf.append(addr);
buf.append("<br>");
}
buf.append("\n ");
if (!addrs.isEmpty()) {
buf.append(_t("Add host name or IP"))
.append(": ");
}
buf.append("<input name=\"udpHost1\" type=\"text\" size=\"16\" >" +
"</div>");
return buf.toString();
}
public String getInboundRate() {
return "" + _context.bandwidthLimiter().getInboundKBytesPerSecond();
}
public String getOutboundRate() {
return "" + _context.bandwidthLimiter().getOutboundKBytesPerSecond();
}
public String getInboundRateBits() {
return kbytesToBits(_context.bandwidthLimiter().getInboundKBytesPerSecond());
}
public String getOutboundRateBits() {
return kbytesToBits(_context.bandwidthLimiter().getOutboundKBytesPerSecond());
}
public String getShareRateBits() {
return kbytesToBits(getShareBandwidth());
}
private String kbytesToBits(int kbytes) {
return DataHelper.formatSize(kbytes * (8 * 1024L)) + ' ' + _t("bits per second") +
' ' + _t("or {0} bytes per month maximum", DataHelper.formatSize(kbytes * (1024L * 60 * 60 * 24 * 31)));
}
public String getInboundBurstRate() {
return "" + _context.bandwidthLimiter().getInboundBurstKBytesPerSecond();
}
public String getOutboundBurstRate() {
return "" + _context.bandwidthLimiter().getOutboundBurstKBytesPerSecond();
}
public String getInboundBurstFactorBox() {
int numSeconds = 1;
int rateKBps = _context.bandwidthLimiter().getInboundBurstKBytesPerSecond();
int burstKB = _context.bandwidthLimiter().getInboundBurstBytes() / 1024;
if ( (rateKBps > 0) && (burstKB > 0) )
numSeconds = burstKB / rateKBps;
return getBurstFactor(numSeconds, "inboundburstfactor");
}
public String getOutboundBurstFactorBox() {
int numSeconds = 1;
int rateKBps = _context.bandwidthLimiter().getOutboundBurstKBytesPerSecond();
int burstKB = _context.bandwidthLimiter().getOutboundBurstBytes() / 1024;
if ( (rateKBps > 0) && (burstKB > 0) )
numSeconds = burstKB / rateKBps;
return getBurstFactor(numSeconds, "outboundburstfactor");
}
private static String getBurstFactor(int numSeconds, String name) {
StringBuilder buf = new StringBuilder(256);
buf.append("<select name=\"").append(name).append("\">\n");
boolean found = false;
for (int i = 10; i <= 70; i += 10) {
int val = i;
if (i == 70) {
if (found)
break;
else
val = numSeconds;
}
buf.append("<option value=\"").append(val).append("\" ");
if (val == numSeconds) {
buf.append("selected ");
found = true;
}
buf.append(">");
buf.append(val).append(" seconds</option>\n");
}
buf.append("</select>\n");
return buf.toString();
}
/** removed */
public String getEnableLoadTesting() {
return "";
}
public String getSharePercentageBox() {
int pct = (int) (100 * _context.router().getSharePercentage());
StringBuilder buf = new StringBuilder(256);
buf.append("<select style=\"text-align: right !important;\" name=\"sharePercentage\">\n");
boolean found = false;
for (int i = 100; i >= -10; i -= 10) {
int val = i;
if (i == -10) {
if (found)
break;
else
val = pct;
}
buf.append("<option style=\"text-align: right;\" value=\"").append(val).append("\" ");
if (pct == val) {
buf.append("selected=\"selected\" ");
found = true;
}
buf.append(">").append(val).append("%</option>\n");
}
buf.append("</select>\n");
return buf.toString();
}
public static final int DEFAULT_SHARE_KBPS = 12;
/**
* @return in KBytes per second
*/
public int getShareBandwidth() {
int irateKBps = _context.bandwidthLimiter().getInboundKBytesPerSecond();
int orateKBps = _context.bandwidthLimiter().getOutboundKBytesPerSecond();
double pct = _context.router().getSharePercentage();
if (irateKBps < 0 || orateKBps < 0)
return DEFAULT_SHARE_KBPS;
return (int) (pct * Math.min(irateKBps, orateKBps));
}
}