Rename the ubiquitous _r pointer to RuntimeEnvironment to RR just to be a little more consistent about using _ to denote private member variables.
This commit is contained in:
Adam Ierymenko
parent
431476e2e4
commit
81b12b6826
17 changed files with 370 additions and 370 deletions
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@ -45,28 +45,28 @@
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namespace ZeroTier {
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bool IncomingPacket::tryDecode(const RuntimeEnvironment *_r)
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bool IncomingPacket::tryDecode(const RuntimeEnvironment *RR)
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{
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if ((!encrypted())&&(verb() == Packet::VERB_HELLO)) {
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// Unencrypted HELLOs are handled here since they are used to
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// populate our identity cache in the first place. _doHELLO() is special
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// in that it contains its own authentication logic.
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//TRACE("<< HELLO from %s(%s) (normal unencrypted HELLO)",source().toString().c_str(),_remoteAddress.toString().c_str());
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return _doHELLO(_r);
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return _doHELLO(RR);
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}
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SharedPtr<Peer> peer = _r->topology->getPeer(source());
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SharedPtr<Peer> peer = RR->topology->getPeer(source());
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if (peer) {
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// Resume saved intermediate decode state?
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if (_step == DECODE_WAITING_FOR_MULTICAST_FRAME_ORIGINAL_SENDER_LOOKUP) {
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// In this state we have already authenticated and decrypted the
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// packet and are waiting for the lookup of the original sender
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// for a multicast frame. So check to see if we've got it.
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return _doMULTICAST_FRAME(_r,peer);
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return _doP5_MULTICAST_FRAME(RR,peer);
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} else if (_step == DECODE_WAITING_FOR_NETWORK_MEMBERSHIP_CERTIFICATE_SIGNER_LOOKUP) {
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// In this state we have already authenticated and decoded the
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// packet and we're waiting for the identity of the cert's signer.
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return _doNETWORK_MEMBERSHIP_CERTIFICATE(_r,peer);
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return _doNETWORK_MEMBERSHIP_CERTIFICATE(RR,peer);
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} // else this is the initial decode pass, so validate packet et. al.
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if (!dearmor(peer->key())) {
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@ -83,41 +83,41 @@ bool IncomingPacket::tryDecode(const RuntimeEnvironment *_r)
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switch(verb()) {
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//case Packet::VERB_NOP:
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default: // ignore unknown verbs, but if they pass auth check they are still valid
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peer->receive(_r,_fromSock,_remoteAddress,hops(),packetId(),verb(),0,Packet::VERB_NOP,Utils::now());
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peer->receive(RR,_fromSock,_remoteAddress,hops(),packetId(),verb(),0,Packet::VERB_NOP,Utils::now());
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return true;
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case Packet::VERB_HELLO:
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return _doHELLO(_r);
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return _doHELLO(RR);
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case Packet::VERB_ERROR:
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return _doERROR(_r,peer);
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return _doERROR(RR,peer);
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case Packet::VERB_OK:
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return _doOK(_r,peer);
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return _doOK(RR,peer);
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case Packet::VERB_WHOIS:
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return _doWHOIS(_r,peer);
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return _doWHOIS(RR,peer);
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case Packet::VERB_RENDEZVOUS:
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return _doRENDEZVOUS(_r,peer);
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return _doRENDEZVOUS(RR,peer);
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case Packet::VERB_FRAME:
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return _doFRAME(_r,peer);
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return _doFRAME(RR,peer);
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case Packet::VERB_EXT_FRAME:
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return _doEXT_FRAME(_r,peer);
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return _doEXT_FRAME(RR,peer);
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case Packet::VERB_P5_MULTICAST_FRAME:
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return _doP5_MULTICAST_FRAME(_r,peer);
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return _doP5_MULTICAST_FRAME(RR,peer);
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case Packet::VERB_MULTICAST_LIKE:
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return _doMULTICAST_LIKE(_r,peer);
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return _doMULTICAST_LIKE(RR,peer);
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case Packet::VERB_NETWORK_MEMBERSHIP_CERTIFICATE:
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return _doNETWORK_MEMBERSHIP_CERTIFICATE(_r,peer);
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return _doNETWORK_MEMBERSHIP_CERTIFICATE(RR,peer);
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case Packet::VERB_NETWORK_CONFIG_REQUEST:
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return _doNETWORK_CONFIG_REQUEST(_r,peer);
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return _doNETWORK_CONFIG_REQUEST(RR,peer);
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case Packet::VERB_NETWORK_CONFIG_REFRESH:
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return _doNETWORK_CONFIG_REFRESH(_r,peer);
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return _doNETWORK_CONFIG_REFRESH(RR,peer);
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}
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} else {
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_step = DECODE_WAITING_FOR_SENDER_LOOKUP; // should already be this...
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_r->sw->requestWhois(source());
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RR->sw->requestWhois(source());
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return false;
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}
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}
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bool IncomingPacket::_doERROR(const RuntimeEnvironment *_r,const SharedPtr<Peer> &peer)
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bool IncomingPacket::_doERROR(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer)
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{
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try {
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Packet::Verb inReVerb = (Packet::Verb)(*this)[ZT_PROTO_VERB_ERROR_IDX_IN_RE_VERB];
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@ -129,25 +129,25 @@ bool IncomingPacket::_doERROR(const RuntimeEnvironment *_r,const SharedPtr<Peer>
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switch(errorCode) {
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case Packet::ERROR_OBJ_NOT_FOUND:
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if (inReVerb == Packet::VERB_WHOIS) {
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if (_r->topology->isSupernode(source()))
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_r->sw->cancelWhoisRequest(Address(field(ZT_PROTO_VERB_ERROR_IDX_PAYLOAD,ZT_ADDRESS_LENGTH),ZT_ADDRESS_LENGTH));
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if (RR->topology->isSupernode(source()))
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RR->sw->cancelWhoisRequest(Address(field(ZT_PROTO_VERB_ERROR_IDX_PAYLOAD,ZT_ADDRESS_LENGTH),ZT_ADDRESS_LENGTH));
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} else if (inReVerb == Packet::VERB_NETWORK_CONFIG_REQUEST) {
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SharedPtr<Network> network(_r->nc->network(at<uint64_t>(ZT_PROTO_VERB_ERROR_IDX_PAYLOAD)));
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SharedPtr<Network> network(RR->nc->network(at<uint64_t>(ZT_PROTO_VERB_ERROR_IDX_PAYLOAD)));
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if ((network)&&(network->controller() == source()))
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network->setNotFound();
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}
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break;
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case Packet::ERROR_IDENTITY_COLLISION:
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// TODO: if it comes from a supernode, regenerate a new identity
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// if (_r->topology->isSupernode(source())) {}
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// if (RR->topology->isSupernode(source())) {}
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break;
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case Packet::ERROR_NEED_MEMBERSHIP_CERTIFICATE: {
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SharedPtr<Network> network(_r->nc->network(at<uint64_t>(ZT_PROTO_VERB_ERROR_IDX_PAYLOAD)));
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SharedPtr<Network> network(RR->nc->network(at<uint64_t>(ZT_PROTO_VERB_ERROR_IDX_PAYLOAD)));
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if (network)
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network->pushMembershipCertificate(source(),true,Utils::now());
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} break;
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case Packet::ERROR_NETWORK_ACCESS_DENIED_: {
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SharedPtr<Network> network(_r->nc->network(at<uint64_t>(ZT_PROTO_VERB_ERROR_IDX_PAYLOAD)));
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SharedPtr<Network> network(RR->nc->network(at<uint64_t>(ZT_PROTO_VERB_ERROR_IDX_PAYLOAD)));
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if ((network)&&(network->controller() == source()))
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network->setAccessDenied();
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} break;
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@ -155,7 +155,7 @@ bool IncomingPacket::_doERROR(const RuntimeEnvironment *_r,const SharedPtr<Peer>
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break;
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}
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peer->receive(_r,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_ERROR,inRePacketId,inReVerb,Utils::now());
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peer->receive(RR,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_ERROR,inRePacketId,inReVerb,Utils::now());
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} catch (std::exception &ex) {
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TRACE("dropped ERROR from %s(%s): unexpected exception: %s",source().toString().c_str(),_remoteAddress.toString().c_str(),ex.what());
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} catch ( ... ) {
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@ -164,7 +164,7 @@ bool IncomingPacket::_doERROR(const RuntimeEnvironment *_r,const SharedPtr<Peer>
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return true;
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}
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bool IncomingPacket::_doHELLO(const RuntimeEnvironment *_r)
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bool IncomingPacket::_doHELLO(const RuntimeEnvironment *RR)
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{
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try {
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unsigned int protoVersion = (*this)[ZT_PROTO_VERB_HELLO_IDX_PROTOCOL_VERSION];
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@ -184,17 +184,17 @@ bool IncomingPacket::_doHELLO(const RuntimeEnvironment *_r)
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}
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// Do we already have this peer?
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SharedPtr<Peer> peer(_r->topology->getPeer(id.address()));
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SharedPtr<Peer> peer(RR->topology->getPeer(id.address()));
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if (peer) {
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// Check to make sure this isn't a colliding identity (different key,
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// but same address). The odds are spectacularly low but it could happen.
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// Could also be a sign of someone doing something nasty.
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if (peer->identity() != id) {
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unsigned char key[ZT_PEER_SECRET_KEY_LENGTH];
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if (_r->identity.agree(id,key,ZT_PEER_SECRET_KEY_LENGTH)) {
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if (RR->identity.agree(id,key,ZT_PEER_SECRET_KEY_LENGTH)) {
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if (dearmor(key)) { // ensure packet is authentic, otherwise drop
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LOG("rejected HELLO from %s(%s): address already claimed",source().toString().c_str(),_remoteAddress.toString().c_str());
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Packet outp(source(),_r->identity.address(),Packet::VERB_ERROR);
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Packet outp(source(),RR->identity.address(),Packet::VERB_ERROR);
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outp.append((unsigned char)Packet::VERB_HELLO);
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outp.append(packetId());
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outp.append((unsigned char)Packet::ERROR_IDENTITY_COLLISION);
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@ -215,13 +215,13 @@ bool IncomingPacket::_doHELLO(const RuntimeEnvironment *_r)
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// If we don't have a peer record on file, check the identity cache (if
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// we have one) to see if we have a cached identity. Then check that for
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// collision before adding a new peer.
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Identity alreadyHaveCachedId(_r->topology->getIdentity(id.address()));
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Identity alreadyHaveCachedId(RR->topology->getIdentity(id.address()));
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if ((alreadyHaveCachedId)&&(id != alreadyHaveCachedId)) {
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unsigned char key[ZT_PEER_SECRET_KEY_LENGTH];
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if (_r->identity.agree(id,key,ZT_PEER_SECRET_KEY_LENGTH)) {
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if (RR->identity.agree(id,key,ZT_PEER_SECRET_KEY_LENGTH)) {
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if (dearmor(key)) { // ensure packet is authentic, otherwise drop
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LOG("rejected HELLO from %s(%s): address already claimed",source().toString().c_str(),_remoteAddress.toString().c_str());
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Packet outp(source(),_r->identity.address(),Packet::VERB_ERROR);
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Packet outp(source(),RR->identity.address(),Packet::VERB_ERROR);
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outp.append((unsigned char)Packet::VERB_HELLO);
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outp.append(packetId());
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outp.append((unsigned char)Packet::ERROR_IDENTITY_COLLISION);
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@ -237,23 +237,23 @@ bool IncomingPacket::_doHELLO(const RuntimeEnvironment *_r)
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} // else continue since identity is already known and matches
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// If this is a new peer, learn it
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SharedPtr<Peer> newPeer(new Peer(_r->identity,id));
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SharedPtr<Peer> newPeer(new Peer(RR->identity,id));
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if (!dearmor(newPeer->key())) {
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LOG("rejected HELLO from %s(%s): packet failed authentication",source().toString().c_str(),_remoteAddress.toString().c_str());
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return true;
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}
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peer = _r->topology->addPeer(newPeer);
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peer = RR->topology->addPeer(newPeer);
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}
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peer->receive(_r,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_HELLO,0,Packet::VERB_NOP,Utils::now());
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peer->receive(RR,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_HELLO,0,Packet::VERB_NOP,Utils::now());
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peer->setRemoteVersion(vMajor,vMinor,vRevision);
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// If a supernode has a version higher than ours, this causes a software
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// update check to run now.
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if ((_r->updater)&&(_r->topology->isSupernode(peer->address())))
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_r->updater->sawRemoteVersion(vMajor,vMinor,vRevision);
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if ((RR->updater)&&(RR->topology->isSupernode(peer->address())))
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RR->updater->sawRemoteVersion(vMajor,vMinor,vRevision);
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Packet outp(source(),_r->identity.address(),Packet::VERB_OK);
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Packet outp(source(),RR->identity.address(),Packet::VERB_OK);
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outp.append((unsigned char)Packet::VERB_HELLO);
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outp.append(packetId());
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outp.append(timestamp);
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@ -271,7 +271,7 @@ bool IncomingPacket::_doHELLO(const RuntimeEnvironment *_r)
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return true;
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}
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bool IncomingPacket::_doOK(const RuntimeEnvironment *_r,const SharedPtr<Peer> &peer)
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bool IncomingPacket::_doOK(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer)
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{
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try {
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Packet::Verb inReVerb = (Packet::Verb)(*this)[ZT_PROTO_VERB_OK_IDX_IN_RE_VERB];
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@ -293,21 +293,21 @@ bool IncomingPacket::_doOK(const RuntimeEnvironment *_r,const SharedPtr<Peer> &p
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// update check to run now. This might bum-rush download.zerotier.com, but
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// it's hosted on S3 so hopefully it can take it. This should cause updates
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// to propagate out very quickly.
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if ((_r->updater)&&(_r->topology->isSupernode(peer->address())))
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_r->updater->sawRemoteVersion(vMajor,vMinor,vRevision);
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if ((RR->updater)&&(RR->topology->isSupernode(peer->address())))
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RR->updater->sawRemoteVersion(vMajor,vMinor,vRevision);
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} break;
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case Packet::VERB_WHOIS: {
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// Right now only supernodes are allowed to send OK(WHOIS) to prevent
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// poisoning attacks. Further decentralization will require some other
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// kind of trust mechanism.
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if (_r->topology->isSupernode(source())) {
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if (RR->topology->isSupernode(source())) {
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Identity id(*this,ZT_PROTO_VERB_WHOIS__OK__IDX_IDENTITY);
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if (id.locallyValidate())
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_r->sw->doAnythingWaitingForPeer(_r->topology->addPeer(SharedPtr<Peer>(new Peer(_r->identity,id))));
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RR->sw->doAnythingWaitingForPeer(RR->topology->addPeer(SharedPtr<Peer>(new Peer(RR->identity,id))));
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}
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} break;
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case Packet::VERB_NETWORK_CONFIG_REQUEST: {
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SharedPtr<Network> nw(_r->nc->network(at<uint64_t>(ZT_PROTO_VERB_NETWORK_CONFIG_REQUEST__OK__IDX_NETWORK_ID)));
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SharedPtr<Network> nw(RR->nc->network(at<uint64_t>(ZT_PROTO_VERB_NETWORK_CONFIG_REQUEST__OK__IDX_NETWORK_ID)));
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if ((nw)&&(nw->controller() == source())) {
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// OK(NETWORK_CONFIG_REQUEST) is only accepted from a network's
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// controller.
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@ -323,7 +323,7 @@ bool IncomingPacket::_doOK(const RuntimeEnvironment *_r,const SharedPtr<Peer> &p
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break;
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}
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peer->receive(_r,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_OK,inRePacketId,inReVerb,Utils::now());
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peer->receive(RR,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_OK,inRePacketId,inReVerb,Utils::now());
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} catch (std::exception &ex) {
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TRACE("dropped OK from %s(%s): unexpected exception: %s",source().toString().c_str(),_remoteAddress.toString().c_str(),ex.what());
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} catch ( ... ) {
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@ -332,13 +332,13 @@ bool IncomingPacket::_doOK(const RuntimeEnvironment *_r,const SharedPtr<Peer> &p
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return true;
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}
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bool IncomingPacket::_doWHOIS(const RuntimeEnvironment *_r,const SharedPtr<Peer> &peer)
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bool IncomingPacket::_doWHOIS(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer)
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{
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try {
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if (payloadLength() == ZT_ADDRESS_LENGTH) {
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Identity id(_r->topology->getIdentity(Address(payload(),ZT_ADDRESS_LENGTH)));
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Identity id(RR->topology->getIdentity(Address(payload(),ZT_ADDRESS_LENGTH)));
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if (id) {
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Packet outp(source(),_r->identity.address(),Packet::VERB_OK);
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Packet outp(source(),RR->identity.address(),Packet::VERB_OK);
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outp.append((unsigned char)Packet::VERB_WHOIS);
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outp.append(packetId());
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id.serialize(outp,false);
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@ -346,7 +346,7 @@ bool IncomingPacket::_doWHOIS(const RuntimeEnvironment *_r,const SharedPtr<Peer>
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_fromSock->send(_remoteAddress,outp.data(),outp.size());
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//TRACE("sent WHOIS response to %s for %s",source().toString().c_str(),Address(payload(),ZT_ADDRESS_LENGTH).toString().c_str());
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} else {
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Packet outp(source(),_r->identity.address(),Packet::VERB_ERROR);
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Packet outp(source(),RR->identity.address(),Packet::VERB_ERROR);
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outp.append((unsigned char)Packet::VERB_WHOIS);
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outp.append(packetId());
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outp.append((unsigned char)Packet::ERROR_OBJ_NOT_FOUND);
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@ -359,14 +359,14 @@ bool IncomingPacket::_doWHOIS(const RuntimeEnvironment *_r,const SharedPtr<Peer>
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TRACE("dropped WHOIS from %s(%s): missing or invalid address",source().toString().c_str(),_remoteAddress.toString().c_str());
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}
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peer->receive(_r,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_WHOIS,0,Packet::VERB_NOP,Utils::now());
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peer->receive(RR,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_WHOIS,0,Packet::VERB_NOP,Utils::now());
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} catch ( ... ) {
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TRACE("dropped WHOIS from %s(%s): unexpected exception",source().toString().c_str(),_remoteAddress.toString().c_str());
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}
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return true;
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}
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bool IncomingPacket::_doRENDEZVOUS(const RuntimeEnvironment *_r,const SharedPtr<Peer> &peer)
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bool IncomingPacket::_doRENDEZVOUS(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer)
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{
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try {
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/*
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@ -382,17 +382,17 @@ bool IncomingPacket::_doRENDEZVOUS(const RuntimeEnvironment *_r,const SharedPtr<
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* So if we diversify relays, we'll need some way of deciding whether the
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* sender is someone we should trust with a RENDEZVOUS hint.
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*/
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if (_r->topology->isSupernode(source())) {
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if (RR->topology->isSupernode(source())) {
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Address with(field(ZT_PROTO_VERB_RENDEZVOUS_IDX_ZTADDRESS,ZT_ADDRESS_LENGTH),ZT_ADDRESS_LENGTH);
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SharedPtr<Peer> withPeer(_r->topology->getPeer(with));
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SharedPtr<Peer> withPeer(RR->topology->getPeer(with));
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if (withPeer) {
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unsigned int port = at<uint16_t>(ZT_PROTO_VERB_RENDEZVOUS_IDX_PORT);
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unsigned int addrlen = (*this)[ZT_PROTO_VERB_RENDEZVOUS_IDX_ADDRLEN];
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if ((port > 0)&&((addrlen == 4)||(addrlen == 16))) {
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InetAddress atAddr(field(ZT_PROTO_VERB_RENDEZVOUS_IDX_ADDRESS,addrlen),addrlen,port);
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TRACE("RENDEZVOUS from %s says %s might be at %s, starting NAT-t",source().toString().c_str(),with.toString().c_str(),atAddr.toString().c_str());
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peer->receive(_r,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_RENDEZVOUS,0,Packet::VERB_NOP,Utils::now());
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_r->sw->contact(withPeer,atAddr);
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peer->receive(RR,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_RENDEZVOUS,0,Packet::VERB_NOP,Utils::now());
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RR->sw->contact(withPeer,atAddr);
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} else {
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TRACE("dropped corrupt RENDEZVOUS from %s(%s) (bad address or port)",source().toString().c_str(),_remoteAddress.toString().c_str());
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}
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@ -410,15 +410,15 @@ bool IncomingPacket::_doRENDEZVOUS(const RuntimeEnvironment *_r,const SharedPtr<
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return true;
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}
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bool IncomingPacket::_doFRAME(const RuntimeEnvironment *_r,const SharedPtr<Peer> &peer)
|
||||
bool IncomingPacket::_doFRAME(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer)
|
||||
{
|
||||
try {
|
||||
SharedPtr<Network> network(_r->nc->network(at<uint64_t>(ZT_PROTO_VERB_FRAME_IDX_NETWORK_ID)));
|
||||
SharedPtr<Network> network(RR->nc->network(at<uint64_t>(ZT_PROTO_VERB_FRAME_IDX_NETWORK_ID)));
|
||||
if (network) {
|
||||
if (size() > ZT_PROTO_VERB_FRAME_IDX_PAYLOAD) {
|
||||
if (!network->isAllowed(peer->address())) {
|
||||
TRACE("dropped FRAME from %s(%s): not a member of private network %.16llx",peer->address().toString().c_str(),_remoteAddress.toString().c_str(),(unsigned long long)network->id());
|
||||
_sendErrorNeedCertificate(_r,peer,network->id());
|
||||
_sendErrorNeedCertificate(RR,peer,network->id());
|
||||
return true;
|
||||
}
|
||||
|
||||
|
|
@ -433,9 +433,9 @@ bool IncomingPacket::_doFRAME(const RuntimeEnvironment *_r,const SharedPtr<Peer>
|
|||
/* Source moves "closer" to us in multicast propagation priority when
|
||||
* we receive unicast frames from it. This is called "implicit social
|
||||
* ordering" in other docs. */
|
||||
_r->mc->bringCloser(network->id(),peer->address());
|
||||
RR->mc->bringCloser(network->id(),peer->address());
|
||||
|
||||
peer->receive(_r,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_FRAME,0,Packet::VERB_NOP,Utils::now());
|
||||
peer->receive(RR,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_FRAME,0,Packet::VERB_NOP,Utils::now());
|
||||
return true;
|
||||
}
|
||||
} else {
|
||||
|
|
@ -449,10 +449,10 @@ bool IncomingPacket::_doFRAME(const RuntimeEnvironment *_r,const SharedPtr<Peer>
|
|||
return true;
|
||||
}
|
||||
|
||||
bool IncomingPacket::_doEXT_FRAME(const RuntimeEnvironment *_r,const SharedPtr<Peer> &peer)
|
||||
bool IncomingPacket::_doEXT_FRAME(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer)
|
||||
{
|
||||
try {
|
||||
SharedPtr<Network> network(_r->nc->network(at<uint64_t>(ZT_PROTO_VERB_EXT_FRAME_IDX_NETWORK_ID)));
|
||||
SharedPtr<Network> network(RR->nc->network(at<uint64_t>(ZT_PROTO_VERB_EXT_FRAME_IDX_NETWORK_ID)));
|
||||
if (network) {
|
||||
if (size() > ZT_PROTO_VERB_EXT_FRAME_IDX_PAYLOAD) {
|
||||
if ((*this)[ZT_PROTO_VERB_EXT_FRAME_IDX_FLAGS] != 0) {
|
||||
|
|
@ -462,7 +462,7 @@ bool IncomingPacket::_doEXT_FRAME(const RuntimeEnvironment *_r,const SharedPtr<P
|
|||
|
||||
if (!network->isAllowed(peer->address())) {
|
||||
TRACE("dropped EXT_FRAME from %s(%s): not a member of private network %.16llx",peer->address().toString().c_str(),_remoteAddress.toString().c_str(),network->id());
|
||||
_sendErrorNeedCertificate(_r,peer,network->id());
|
||||
_sendErrorNeedCertificate(RR,peer,network->id());
|
||||
return true;
|
||||
}
|
||||
|
||||
|
|
@ -492,7 +492,7 @@ bool IncomingPacket::_doEXT_FRAME(const RuntimeEnvironment *_r,const SharedPtr<P
|
|||
|
||||
// If it's not to us, we must be allowed to bridge into this network
|
||||
if (to != network->mac()) {
|
||||
if (!network->permitsBridging(_r->identity.address())) {
|
||||
if (!network->permitsBridging(RR->identity.address())) {
|
||||
TRACE("dropped EXT_FRAME from %s@%s(%s) to %s: I cannot bridge to %.16llx or bridging disabled on network",from.toString().c_str(),peer->address().toString().c_str(),_remoteAddress.toString().c_str(),to.toString().c_str(),network->id());
|
||||
return true;
|
||||
}
|
||||
|
|
@ -503,9 +503,9 @@ bool IncomingPacket::_doEXT_FRAME(const RuntimeEnvironment *_r,const SharedPtr<P
|
|||
/* Source moves "closer" to us in multicast propagation priority when
|
||||
* we receive unicast frames from it. This is called "implicit social
|
||||
* ordering" in other docs. */
|
||||
_r->mc->bringCloser(network->id(),peer->address());
|
||||
RR->mc->bringCloser(network->id(),peer->address());
|
||||
|
||||
peer->receive(_r,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_EXT_FRAME,0,Packet::VERB_NOP,Utils::now());
|
||||
peer->receive(RR,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_EXT_FRAME,0,Packet::VERB_NOP,Utils::now());
|
||||
}
|
||||
} else {
|
||||
TRACE("dropped EXT_FRAME from %s(%s): we are not connected to network %.16llx",source().toString().c_str(),_remoteAddress.toString().c_str(),at<uint64_t>(ZT_PROTO_VERB_FRAME_IDX_NETWORK_ID));
|
||||
|
|
@ -518,14 +518,14 @@ bool IncomingPacket::_doEXT_FRAME(const RuntimeEnvironment *_r,const SharedPtr<P
|
|||
return true;
|
||||
}
|
||||
|
||||
bool IncomingPacket::_doMULTICAST_FRAME(const RuntimeEnvironment *_r,const SharedPtr<Peer> &peer)
|
||||
bool IncomingPacket::_doMULTICAST_FRAME(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer)
|
||||
{
|
||||
try {
|
||||
Address origin(Address(field(ZT_PROTO_VERB_MULTICAST_FRAME_IDX_ORIGIN,ZT_PROTO_VERB_MULTICAST_FRAME_LEN_ORIGIN),ZT_ADDRESS_LENGTH));
|
||||
SharedPtr<Peer> originPeer(_r->topology->getPeer(origin));
|
||||
SharedPtr<Peer> originPeer(RR->topology->getPeer(origin));
|
||||
if (!originPeer) {
|
||||
// We must have the origin's identity in order to authenticate a multicast
|
||||
_r->sw->requestWhois(origin);
|
||||
RR->sw->requestWhois(origin);
|
||||
_step = DECODE_WAITING_FOR_MULTICAST_FRAME_ORIGINAL_SENDER_LOOKUP; // causes processing to come back here
|
||||
return false;
|
||||
}
|
||||
|
|
@ -555,7 +555,7 @@ bool IncomingPacket::_doMULTICAST_FRAME(const RuntimeEnvironment *_r,const Share
|
|||
return true;
|
||||
}
|
||||
|
||||
SharedPtr<Network> network(_r->nc->network(nwid));
|
||||
SharedPtr<Network> network(RR->nc->network(nwid));
|
||||
SharedPtr<NetworkConfig> nconf;
|
||||
if (network)
|
||||
nconf = network->config2();
|
||||
|
|
@ -571,12 +571,12 @@ bool IncomingPacket::_doMULTICAST_FRAME(const RuntimeEnvironment *_r,const Share
|
|||
CertificateOfMembership originCom(*this,ZT_PROTO_VERB_MULTICAST_FRAME_IDX_FRAME + frameLen + 2 + signatureLen);
|
||||
Address comSignedBy(originCom.signedBy());
|
||||
if ((originCom.networkId() == nwid)&&(comSignedBy == network->controller())) {
|
||||
SharedPtr<Peer> comSigningPeer(_r->topology->getPeer(comSignedBy));
|
||||
SharedPtr<Peer> comSigningPeer(RR->topology->getPeer(comSignedBy));
|
||||
if (!comSigningPeer) {
|
||||
// Technically this should never happen because the COM should be signed by
|
||||
// the master for this network (in current usage) and we ought to already have
|
||||
// that cached. But handle it anyway.
|
||||
_r->sw->requestWhois(comSignedBy);
|
||||
RR->sw->requestWhois(comSignedBy);
|
||||
_step = DECODE_WAITING_FOR_MULTICAST_FRAME_ORIGINAL_SENDER_LOOKUP; // causes processing to come back here
|
||||
return false;
|
||||
} else if (originCom.verify(comSigningPeer->identity())) {
|
||||
|
|
@ -614,16 +614,16 @@ bool IncomingPacket::_doMULTICAST_FRAME(const RuntimeEnvironment *_r,const Share
|
|||
}
|
||||
|
||||
// At this point the frame is basically valid, so we can call it a receive
|
||||
peer->receive(_r,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_MULTICAST_FRAME,0,Packet::VERB_NOP,Utils::now());
|
||||
peer->receive(RR,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_MULTICAST_FRAME,0,Packet::VERB_NOP,Utils::now());
|
||||
|
||||
// This gets updated later in most cases but start with the global limit.
|
||||
unsigned int maxDepth = ZT_MULTICAST_GLOBAL_MAX_DEPTH;
|
||||
|
||||
if ((origin == _r->identity.address())||(_r->mc->deduplicate(nwid,guid))) {
|
||||
if ((origin == RR->identity.address())||(RR->mc->deduplicate(nwid,guid))) {
|
||||
// This is a boomerang or a duplicate of a multicast we've already seen. Ordinary
|
||||
// nodes drop these, while supernodes will keep propagating them since they can
|
||||
// act as bridges between sparse multicast networks more than once.
|
||||
if (!_r->topology->amSupernode()) {
|
||||
if (!RR->topology->amSupernode()) {
|
||||
TRACE("dropped MULTICAST_FRAME from %s(%s): duplicate",source().toString().c_str(),_remoteAddress.toString().c_str());
|
||||
return true;
|
||||
}
|
||||
|
|
@ -640,7 +640,7 @@ bool IncomingPacket::_doMULTICAST_FRAME(const RuntimeEnvironment *_r,const Share
|
|||
|
||||
if (!network->isAllowed(origin)) {
|
||||
// Papers, please...
|
||||
Packet outp(source(),_r->identity.address(),Packet::VERB_ERROR);
|
||||
Packet outp(source(),RR->identity.address(),Packet::VERB_ERROR);
|
||||
outp.append((unsigned char)Packet::VERB_MULTICAST_FRAME);
|
||||
outp.append(packetId());
|
||||
outp.append((unsigned char)Packet::ERROR_NEED_MEMBERSHIP_CERTIFICATE);
|
||||
|
|
@ -720,7 +720,7 @@ bool IncomingPacket::_doMULTICAST_FRAME(const RuntimeEnvironment *_r,const Share
|
|||
origin,
|
||||
prefixBits,
|
||||
prefix,
|
||||
_r->topology,
|
||||
RR->topology,
|
||||
Utils::now());
|
||||
if (nconf) {
|
||||
for(std::set<Address>::const_iterator ab(nconf->activeBridges().begin());ab!=nconf->activeBridges().end();++ab) {
|
||||
|
|
@ -728,7 +728,7 @@ bool IncomingPacket::_doMULTICAST_FRAME(const RuntimeEnvironment *_r,const Share
|
|||
break;
|
||||
}
|
||||
}
|
||||
_r->mc->getNextHops(nwid,dest,appender);
|
||||
RR->mc->getNextHops(nwid,dest,appender);
|
||||
|
||||
// Zero-terminate new FIFO if not completely full. We pad the remainder with
|
||||
// zeroes because this improves data compression ratios.
|
||||
|
|
@ -737,12 +737,12 @@ bool IncomingPacket::_doMULTICAST_FRAME(const RuntimeEnvironment *_r,const Share
|
|||
|
||||
// First element in newFifo[] is next hop
|
||||
Address nextHop(newFifo,ZT_ADDRESS_LENGTH);
|
||||
if ((!nextHop)&&(!_r->topology->amSupernode())) {
|
||||
SharedPtr<Peer> supernode(_r->topology->getBestSupernode(&origin,1,true));
|
||||
if ((!nextHop)&&(!RR->topology->amSupernode())) {
|
||||
SharedPtr<Peer> supernode(RR->topology->getBestSupernode(&origin,1,true));
|
||||
if (supernode)
|
||||
nextHop = supernode->address();
|
||||
}
|
||||
if ((!nextHop)||(nextHop == _r->identity.address())) { // check against our addr is a sanity check
|
||||
if ((!nextHop)||(nextHop == RR->identity.address())) { // check against our addr is a sanity check
|
||||
//TRACE("not forwarding MULTICAST_FRAME from %s(%s): no next hop",source().toString().c_str(),_remoteAddress.toString().c_str());
|
||||
return true;
|
||||
}
|
||||
|
|
@ -753,9 +753,9 @@ bool IncomingPacket::_doMULTICAST_FRAME(const RuntimeEnvironment *_r,const Share
|
|||
// Send to next hop, reusing this packet as scratch space
|
||||
newInitializationVector();
|
||||
setDestination(nextHop);
|
||||
setSource(_r->identity.address());
|
||||
setSource(RR->identity.address());
|
||||
compress(); // note: bloom filters and empty FIFOs are highly compressable!
|
||||
_r->sw->send(*this,true);
|
||||
RR->sw->send(*this,true);
|
||||
|
||||
return true;
|
||||
} catch (std::exception &ex) {
|
||||
|
|
@ -767,7 +767,7 @@ bool IncomingPacket::_doMULTICAST_FRAME(const RuntimeEnvironment *_r,const Share
|
|||
return true;
|
||||
}
|
||||
|
||||
bool IncomingPacket::_doMULTICAST_LIKE(const RuntimeEnvironment *_r,const SharedPtr<Peer> &peer)
|
||||
bool IncomingPacket::_doMULTICAST_LIKE(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer)
|
||||
{
|
||||
try {
|
||||
Address src(source());
|
||||
|
|
@ -776,15 +776,15 @@ bool IncomingPacket::_doMULTICAST_LIKE(const RuntimeEnvironment *_r,const Shared
|
|||
// Iterate through 18-byte network,MAC,ADI tuples
|
||||
for(unsigned int ptr=ZT_PACKET_IDX_PAYLOAD;ptr<size();ptr+=18) {
|
||||
uint64_t nwid = at<uint64_t>(ptr);
|
||||
SharedPtr<Network> network(_r->nc->network(nwid));
|
||||
if ((_r->topology->amSupernode())||((network)&&(network->isAllowed(peer->address())))) {
|
||||
_r->mc->likesGroup(nwid,src,MulticastGroup(MAC(field(ptr + 8,6),6),at<uint32_t>(ptr + 14)),now);
|
||||
SharedPtr<Network> network(RR->nc->network(nwid));
|
||||
if ((RR->topology->amSupernode())||((network)&&(network->isAllowed(peer->address())))) {
|
||||
RR->mc->likesGroup(nwid,src,MulticastGroup(MAC(field(ptr + 8,6),6),at<uint32_t>(ptr + 14)),now);
|
||||
if (network)
|
||||
network->pushMembershipCertificate(peer->address(),false,now);
|
||||
}
|
||||
}
|
||||
|
||||
peer->receive(_r,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_MULTICAST_LIKE,0,Packet::VERB_NOP,now);
|
||||
peer->receive(RR,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_MULTICAST_LIKE,0,Packet::VERB_NOP,now);
|
||||
} catch (std::exception &ex) {
|
||||
TRACE("dropped MULTICAST_LIKE from %s(%s): unexpected exception: %s",source().toString().c_str(),_remoteAddress.toString().c_str(),ex.what());
|
||||
} catch ( ... ) {
|
||||
|
|
@ -793,7 +793,7 @@ bool IncomingPacket::_doMULTICAST_LIKE(const RuntimeEnvironment *_r,const Shared
|
|||
return true;
|
||||
}
|
||||
|
||||
bool IncomingPacket::_doNETWORK_MEMBERSHIP_CERTIFICATE(const RuntimeEnvironment *_r,const SharedPtr<Peer> &peer)
|
||||
bool IncomingPacket::_doNETWORK_MEMBERSHIP_CERTIFICATE(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer)
|
||||
{
|
||||
try {
|
||||
CertificateOfMembership com;
|
||||
|
|
@ -802,25 +802,25 @@ bool IncomingPacket::_doNETWORK_MEMBERSHIP_CERTIFICATE(const RuntimeEnvironment
|
|||
while (ptr < size()) {
|
||||
ptr += com.deserialize(*this,ptr);
|
||||
if ((com.hasRequiredFields())&&(com.signedBy())) {
|
||||
SharedPtr<Peer> signer(_r->topology->getPeer(com.signedBy()));
|
||||
SharedPtr<Peer> signer(RR->topology->getPeer(com.signedBy()));
|
||||
if (signer) {
|
||||
if (com.verify(signer->identity())) {
|
||||
uint64_t nwid = com.networkId();
|
||||
SharedPtr<Network> network(_r->nc->network(nwid));
|
||||
SharedPtr<Network> network(RR->nc->network(nwid));
|
||||
if (network) {
|
||||
if (network->controller() == signer)
|
||||
network->addMembershipCertificate(com);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
_r->sw->requestWhois(com.signedBy());
|
||||
RR->sw->requestWhois(com.signedBy());
|
||||
_step = DECODE_WAITING_FOR_NETWORK_MEMBERSHIP_CERTIFICATE_SIGNER_LOOKUP;
|
||||
return false;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
peer->receive(_r,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_NETWORK_MEMBERSHIP_CERTIFICATE,0,Packet::VERB_NOP,Utils::now());
|
||||
peer->receive(RR,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_NETWORK_MEMBERSHIP_CERTIFICATE,0,Packet::VERB_NOP,Utils::now());
|
||||
} catch (std::exception &ex) {
|
||||
TRACE("dropped NETWORK_MEMBERSHIP_CERTIFICATE from %s(%s): unexpected exception: %s",source().toString().c_str(),_remoteAddress.toString().c_str(),ex.what());
|
||||
} catch ( ... ) {
|
||||
|
|
@ -829,12 +829,12 @@ bool IncomingPacket::_doNETWORK_MEMBERSHIP_CERTIFICATE(const RuntimeEnvironment
|
|||
return true;
|
||||
}
|
||||
|
||||
bool IncomingPacket::_doNETWORK_CONFIG_REQUEST(const RuntimeEnvironment *_r,const SharedPtr<Peer> &peer)
|
||||
bool IncomingPacket::_doNETWORK_CONFIG_REQUEST(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer)
|
||||
{
|
||||
try {
|
||||
uint64_t nwid = at<uint64_t>(ZT_PROTO_VERB_NETWORK_CONFIG_REQUEST_IDX_NETWORK_ID);
|
||||
#ifndef __WINDOWS__
|
||||
if (_r->netconfService) {
|
||||
if (RR->netconfService) {
|
||||
char tmp[128];
|
||||
unsigned int dictLen = at<uint16_t>(ZT_PROTO_VERB_NETWORK_CONFIG_REQUEST_IDX_DICT_LEN);
|
||||
|
||||
|
|
@ -850,10 +850,10 @@ bool IncomingPacket::_doNETWORK_CONFIG_REQUEST(const RuntimeEnvironment *_r,cons
|
|||
if (!hops())
|
||||
request["from"] = _remoteAddress.toString();
|
||||
//TRACE("to netconf:\n%s",request.toString().c_str());
|
||||
_r->netconfService->send(request);
|
||||
RR->netconfService->send(request);
|
||||
} else {
|
||||
#endif // !__WINDOWS__
|
||||
Packet outp(source(),_r->identity.address(),Packet::VERB_ERROR);
|
||||
Packet outp(source(),RR->identity.address(),Packet::VERB_ERROR);
|
||||
outp.append((unsigned char)Packet::VERB_NETWORK_CONFIG_REQUEST);
|
||||
outp.append(packetId());
|
||||
outp.append((unsigned char)Packet::ERROR_UNSUPPORTED_OPERATION);
|
||||
|
|
@ -863,7 +863,7 @@ bool IncomingPacket::_doNETWORK_CONFIG_REQUEST(const RuntimeEnvironment *_r,cons
|
|||
#ifndef __WINDOWS__
|
||||
}
|
||||
#endif // !__WINDOWS__
|
||||
peer->receive(_r,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_NETWORK_CONFIG_REQUEST,0,Packet::VERB_NOP,Utils::now());
|
||||
peer->receive(RR,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_NETWORK_CONFIG_REQUEST,0,Packet::VERB_NOP,Utils::now());
|
||||
} catch (std::exception &exc) {
|
||||
TRACE("dropped NETWORK_CONFIG_REQUEST from %s(%s): unexpected exception: %s",source().toString().c_str(),_remoteAddress.toString().c_str(),exc.what());
|
||||
} catch ( ... ) {
|
||||
|
|
@ -872,19 +872,19 @@ bool IncomingPacket::_doNETWORK_CONFIG_REQUEST(const RuntimeEnvironment *_r,cons
|
|||
return true;
|
||||
}
|
||||
|
||||
bool IncomingPacket::_doNETWORK_CONFIG_REFRESH(const RuntimeEnvironment *_r,const SharedPtr<Peer> &peer)
|
||||
bool IncomingPacket::_doNETWORK_CONFIG_REFRESH(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer)
|
||||
{
|
||||
try {
|
||||
unsigned int ptr = ZT_PACKET_IDX_PAYLOAD;
|
||||
while ((ptr + sizeof(uint64_t)) <= size()) {
|
||||
uint64_t nwid = at<uint64_t>(ptr); ptr += sizeof(uint64_t);
|
||||
SharedPtr<Network> nw(_r->nc->network(nwid));
|
||||
SharedPtr<Network> nw(RR->nc->network(nwid));
|
||||
if ((nw)&&(source() == nw->controller())) { // only respond to requests from controller
|
||||
TRACE("NETWORK_CONFIG_REFRESH from %s, refreshing network %.16llx",source().toString().c_str(),nwid);
|
||||
nw->requestConfiguration();
|
||||
}
|
||||
}
|
||||
peer->receive(_r,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_NETWORK_CONFIG_REFRESH,0,Packet::VERB_NOP,Utils::now());
|
||||
peer->receive(RR,_fromSock,_remoteAddress,hops(),packetId(),Packet::VERB_NETWORK_CONFIG_REFRESH,0,Packet::VERB_NOP,Utils::now());
|
||||
} catch (std::exception &exc) {
|
||||
TRACE("dropped NETWORK_CONFIG_REFRESH from %s(%s): unexpected exception: %s",source().toString().c_str(),_remoteAddress.toString().c_str(),exc.what());
|
||||
} catch ( ... ) {
|
||||
|
|
@ -893,9 +893,9 @@ bool IncomingPacket::_doNETWORK_CONFIG_REFRESH(const RuntimeEnvironment *_r,cons
|
|||
return true;
|
||||
}
|
||||
|
||||
void IncomingPacket::_sendErrorNeedCertificate(const RuntimeEnvironment *_r,const SharedPtr<Peer> &peer,uint64_t nwid)
|
||||
void IncomingPacket::_sendErrorNeedCertificate(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer,uint64_t nwid)
|
||||
{
|
||||
Packet outp(source(),_r->identity.address(),Packet::VERB_ERROR);
|
||||
Packet outp(source(),RR->identity.address(),Packet::VERB_ERROR);
|
||||
outp.append((unsigned char)verb());
|
||||
outp.append(packetId());
|
||||
outp.append((unsigned char)Packet::ERROR_NEED_MEMBERSHIP_CERTIFICATE);
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue