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java.lang.Objectnet.i2p.router.transport.TransportImpl
net.i2p.router.transport.udp.UDPTransport
public class UDPTransport
The SSU transport
Nested Class Summary |
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Nested classes/interfaces inherited from interface net.i2p.router.transport.Transport |
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Transport.AddressSource |
Field Summary | |
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static int |
DEFAULT_COST
|
static int |
DEFAULT_INTERNAL_PORT
Deprecated. unused |
static String |
DEFAULT_SOURCES
|
static int |
EXPIRE_TIMEOUT
|
static int |
MIN_EXPIRE_TIMEOUT
|
static String |
PROP_ALLOW_DIRECT
do we allow direct SSU connections, sans introducers? |
static String |
PROP_BIND_INTERFACE
this is rarely if ever used, default is to bind to wildcard address |
static String |
PROP_EXTERNAL_HOST
define this to explicitly set an external IP address |
static String |
PROP_EXTERNAL_PORT
define this to explicitly set an external port |
static String |
PROP_FORCE_INTRODUCERS
do we require introducers, regardless of our status? |
static String |
PROP_INTERNAL_PORT
|
static String |
PROP_IP
remember IP changes |
static String |
PROP_IP_CHANGE
|
static String |
PROP_LAPTOP_MODE
|
static String |
PROP_PREFER_UDP
If i2np.udp.preferred is set to "always", the UDP bids will always be under the bid from the TCP transport - even if a TCP connection already exists. |
static String |
PROP_SOURCES
allowed sources of address updates |
static int |
PUBLIC_RELAY_COUNT
how many relays offered to us will we use at a time? |
(package private) static long[] |
RATES
|
static String |
STYLE
|
Fields inherited from class net.i2p.router.transport.TransportImpl |
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_context, _currentAddresses, ADJUST_COST, CONGESTION_COST_ADJUSTMENT |
Constructor Summary | |
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UDPTransport(RouterContext ctx,
DHSessionKeyBuilder.Factory dh)
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Method Summary | |
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(package private) boolean |
addRemotePeerState(PeerState peer)
add the peer info, returning true if it went in properly, false if it was rejected (causes include peer ident already connected, or no remote host info known |
boolean |
allowConnection()
|
(package private) boolean |
allowLocal()
Are we allowed to connect to local addresses? |
TransportBid |
bid(RouterInfo toAddress,
long dataSize)
|
(package private) boolean |
canIntroduce()
For EstablishmentManager |
(package private) void |
changePeerPort(PeerState peer,
int newPort)
Remove and add to peersByRemoteHost map |
int |
countActivePeers()
How many peers are we currently connected to, that we have sent a message to or received a message from in the last five minutes. |
int |
countActiveSendPeers()
How many peers are we currently connected to, that we have sent a message to in the last minute. |
int |
countPeers()
How many peers are we connected to? |
(package private) void |
dropPeer(Hash peer,
boolean shouldBanlist,
String why)
This does not send a session destroy, caller must do that if desired. |
(package private) void |
dropPeer(PeerState peer,
boolean shouldBanlist,
String why)
This does not send a session destroy, caller must do that if desired. |
(package private) void |
externalAddressReceived(Hash from,
byte[] ourIP,
int ourPort)
Someone we tried to contact gave us what they think our IP address is. |
void |
externalAddressReceived(Transport.AddressSource source,
byte[] ip,
int port)
From config, UPnP, local i/f, ... |
void |
fail(UDPEndpoint endpoint)
The endpoint has failed. |
void |
failed(OutboundMessageState msg)
|
(package private) void |
failed(OutboundMessageState msg,
boolean allowPeerFailure)
|
void |
failed(OutNetMessage msg,
String reason)
|
void |
forwardPortStatus(byte[] ip,
int port,
int externalPort,
boolean success,
String reason)
Callback from UPnP. |
Vector<Long> |
getClockSkews()
Return our peer clock skews on this transport. |
(package private) DHSessionKeyBuilder |
getDHBuilder()
|
(package private) DHSessionKeyBuilder.Factory |
getDHFactory()
|
(package private) EstablishmentManager |
getEstablisher()
For IntroductionManager |
(package private) byte[] |
getExternalIP()
IPv4 only |
(package private) int |
getExternalPort(boolean ipv6)
|
(package private) SessionKey |
getIntroKey()
Introduction key that people should use to contact us |
(package private) int |
getMTU(boolean ipv6)
The MTU for the socket interface. |
(package private) PacketHandler |
getPacketHandler()
|
(package private) String |
getPacketHandlerStatus()
|
(package private) PeerState |
getPeerState(Hash remotePeer)
get the state for the peer with the given ident, or null if no state exists |
(package private) PeerState |
getPeerState(RemoteHostId hostInfo)
get the state for the peer at the given remote host/port, or null if no state exists |
(package private) List<PeerState> |
getPeerStatesByIP(RemoteHostId hostInfo)
Get the states for all peers at the given remote host, ignoring port. |
CommSystemFacade.Status |
getReachabilityStatus()
Previously returned short, now enum as of 0.9.20 |
int |
getRequestedPort()
The current or configured internal IPv4 port. |
String |
getStyle()
The unique identity of this Transport |
(package private) RouterAddress |
getTargetAddress(RouterInfo target)
Get first available address we can use. |
(package private) void |
inboundConnectionReceived(boolean isIPv6)
|
boolean |
introducersRequired()
Do we require introducers? |
boolean |
isBacklogged(Hash dest)
|
boolean |
isEstablished(Hash dest)
|
(package private) boolean |
isInDropList(RemoteHostId peer)
|
(package private) boolean |
isTooClose(byte[] ip)
Is this IP too close to ours to trust it for things like relaying? |
boolean |
isValid(byte[] addr)
An IPv6 address is only valid if we are configured to support IPv6 AND we have a public IPv6 address. |
void |
messageReceived(I2NPMessage inMsg,
RouterIdentity remoteIdent,
Hash remoteIdentHash,
long msToReceive,
int bytesReceived)
infinite loop public RouterAddress getCurrentAddress() { if (needsRebuild()) rebuildExternalAddress(false); return super.getCurrentAddress(); } |
protected void |
outboundMessageReady()
This message is called whenever a new message is added to the send pool, and it should not block Only used by NTCP. |
(package private) PeerState |
pickTestPeer(PeerTestState.Role peerRole,
RemoteHostId dontInclude)
Pick a Bob (if we are Alice) or a Charlie (if we are Bob). |
void |
recheckReachability()
Deprecated. unused |
protected void |
removeAddress(boolean ipv6)
Remove then tell NTCP that we changed. |
protected void |
removeAddress(RouterAddress address)
Remove then tell NTCP that we changed. |
void |
renderStatusHTML(Writer out,
String urlBase,
int sortFlags)
|
protected void |
replaceAddress(RouterAddress address)
Replace then tell NTCP that we changed. |
(package private) void |
send(I2NPMessage msg,
PeerState peer)
"injected" message from the EstablishmentManager |
void |
send(OutNetMessage msg)
Asynchronously send the message as requested in the message and, if the send is successful, queue up any msg.getOnSendJob job, and register it with the OutboundMessageRegistry (if it has a reply selector). |
(package private) void |
send(UDPPacket packet)
This sends it directly out, bypassing OutboundMessageFragments. |
(package private) void |
sendDestroy(PeerState peer)
Send a session destroy message, bypassing OMF and PacketPusher. |
(package private) void |
sendIfEstablished(OutNetMessage msg)
Send only if established, otherwise fail immediately. |
(package private) void |
setReachabilityStatus(CommSystemFacade.Status status)
|
void |
shutdown()
|
void |
startListening()
|
void |
stopListening()
|
void |
succeeded(OutboundMessageState msg)
|
List<RouterAddress> |
updateAddress()
Rebuild to get updated cost and introducers. |
Methods inherited from class net.i2p.router.transport.TransportImpl |
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_t, _t, afterSend, afterSend, afterSend, afterSend, externalAddressRemoved, getCurrentAddress, getCurrentAddresses, getIP, getIPv6Config, getMaxConnections, getMostRecentErrorMessages, getNextMessage, getSavedLocalAddresses, getTargetAddresses, hasCurrentAddress, haveCapacity, haveCapacity, isIPv4Firewalled, isPubliclyRoutable, isUnreachable, markReachable, markUnreachable, ngettext, renderStatusHTML, saveLocalAddress, setIP, setListener, wasUnreachable |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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public static final String STYLE
public static final String PROP_INTERNAL_PORT
public static final int DEFAULT_INTERNAL_PORT
public static final String PROP_EXTERNAL_HOST
public static final String PROP_EXTERNAL_PORT
public static final String PROP_PREFER_UDP
public static final String PROP_SOURCES
public static final String DEFAULT_SOURCES
public static final String PROP_IP
public static final String PROP_IP_CHANGE
public static final String PROP_LAPTOP_MODE
public static final String PROP_FORCE_INTRODUCERS
public static final String PROP_ALLOW_DIRECT
public static final String PROP_BIND_INTERFACE
public static final int PUBLIC_RELAY_COUNT
public static final int DEFAULT_COST
static final long[] RATES
public static final int EXPIRE_TIMEOUT
public static final int MIN_EXPIRE_TIMEOUT
Constructor Detail |
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public UDPTransport(RouterContext ctx, DHSessionKeyBuilder.Factory dh)
Method Detail |
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public void shutdown()
public void fail(UDPEndpoint endpoint)
SessionKey getIntroKey()
int getExternalPort(boolean ipv6)
byte[] getExternalIP()
boolean isTooClose(byte[] ip)
ip
- IPv4 or IPv6public int getRequestedPort()
getRequestedPort
in interface Transport
getRequestedPort
in class TransportImpl
int getMTU(boolean ipv6)
void inboundConnectionReceived(boolean isIPv6)
public void externalAddressReceived(Transport.AddressSource source, byte[] ip, int port)
externalAddressReceived
in interface Transport
externalAddressReceived
in class TransportImpl
source
- as defined in Transport.SOURCE_xxxip
- publicly routable IPv4 or IPv6, null okport
- 0 if unknownpublic void forwardPortStatus(byte[] ip, int port, int externalPort, boolean success, String reason)
forwardPortStatus
in interface Transport
forwardPortStatus
in class TransportImpl
ip
- may be nullport
- the internal portexternalPort
- the external port, which for now should always be the same as
the internal port if the forwarding was successful.void externalAddressReceived(Hash from, byte[] ourIP, int ourPort)
from
- Hash of inbound destinationourIP
- publicly routable IPv4 onlyourPort
- >= 1024public final boolean isValid(byte[] addr)
addr
- may be null, returns falseboolean allowLocal()
PeerState getPeerState(RemoteHostId hostInfo)
List<PeerState> getPeerStatesByIP(RemoteHostId hostInfo)
PeerState getPeerState(Hash remotePeer)
void changePeerPort(PeerState peer, int newPort)
EstablishmentManager getEstablisher()
boolean addRemotePeerState(PeerState peer)
public void messageReceived(I2NPMessage inMsg, RouterIdentity remoteIdent, Hash remoteIdentHash, long msToReceive, int bytesReceived)
messageReceived
in class TransportImpl
inMsg
- non-nullremoteIdent
- may be nullremoteIdentHash
- may be null, calculated from remoteIdent if nullboolean isInDropList(RemoteHostId peer)
void dropPeer(Hash peer, boolean shouldBanlist, String why)
shouldBanlist
- doesn't really, only sets unreachablevoid dropPeer(PeerState peer, boolean shouldBanlist, String why)
shouldBanlist
- doesn't really, only sets unreachablevoid send(UDPPacket packet)
void sendDestroy(PeerState peer)
public TransportBid bid(RouterInfo toAddress, long dataSize)
bid
in interface Transport
RouterAddress getTargetAddress(RouterInfo target)
public String getStyle()
Transport
getStyle
in interface Transport
public void send(OutNetMessage msg)
TransportImpl
send
in interface Transport
send
in class TransportImpl
void sendIfEstablished(OutNetMessage msg)
void send(I2NPMessage msg, PeerState peer)
protected void outboundMessageReady()
TransportImpl
outboundMessageReady
in class TransportImpl
public void startListening()
startListening
in interface Transport
public void stopListening()
stopListening
in interface Transport
public List<RouterAddress> updateAddress()
updateAddress
in interface Transport
updateAddress
in class TransportImpl
protected void replaceAddress(RouterAddress address)
replaceAddress
in class TransportImpl
address
- the new address or null to remove allprotected void removeAddress(RouterAddress address)
removeAddress
in class TransportImpl
protected void removeAddress(boolean ipv6)
removeAddress
in class TransportImpl
ipv6
- true to remove all IPv6 addresses, false to remove all IPv4 addressespublic boolean introducersRequired()
boolean canIntroduce()
String getPacketHandlerStatus()
PacketHandler getPacketHandler()
public void failed(OutboundMessageState msg)
void failed(OutboundMessageState msg, boolean allowPeerFailure)
public void failed(OutNetMessage msg, String reason)
failed
in interface TimedWeightedPriorityMessageQueue.FailedListener
public void succeeded(OutboundMessageState msg)
public int countPeers()
TransportImpl
countPeers
in interface Transport
countPeers
in class TransportImpl
public int countActivePeers()
TransportImpl
countActivePeers
in interface Transport
countActivePeers
in class TransportImpl
public int countActiveSendPeers()
TransportImpl
countActiveSendPeers
in interface Transport
countActiveSendPeers
in class TransportImpl
public boolean isEstablished(Hash dest)
isEstablished
in interface Transport
isEstablished
in class TransportImpl
public boolean isBacklogged(Hash dest)
isBacklogged
in interface Transport
isBacklogged
in class TransportImpl
public boolean allowConnection()
public Vector<Long> getClockSkews()
getClockSkews
in interface Transport
getClockSkews
in class TransportImpl
DHSessionKeyBuilder getDHBuilder()
DHSessionKeyBuilder.Factory getDHFactory()
public void renderStatusHTML(Writer out, String urlBase, int sortFlags) throws IOException
renderStatusHTML
in interface Transport
renderStatusHTML
in class TransportImpl
IOException
void setReachabilityStatus(CommSystemFacade.Status status)
public CommSystemFacade.Status getReachabilityStatus()
getReachabilityStatus
in interface Transport
getReachabilityStatus
in class TransportImpl
public void recheckReachability()
recheckReachability
in interface Transport
recheckReachability
in class TransportImpl
PeerState pickTestPeer(PeerTestState.Role peerRole, RemoteHostId dontInclude)
peerRole
- BOB or CHARLIE onlydontInclude
- may be null
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