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Circuit tests now report link quality. Also fixed a little thing in revocation propagation.

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This commit is contained in:
Adam Ierymenko 2017-03-01 15:12:17 -08:00
parent 39f886ad88
commit d79585d44d
4 changed files with 18 additions and 9 deletions
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5
include/ZeroTierOne.h
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@ -1270,6 +1270,11 @@ typedef struct {
*/
struct sockaddr_storage receivedFromRemoteAddress;
/**
* Path link quality of physical path over which test was received
*/
int receivedFromLinkQuality;
/**
* Next hops to which packets are being or will be sent by the reporter
*

18
node/IncomingPacket.cpp
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@ -1342,7 +1342,7 @@ bool IncomingPacket::_doCIRCUIT_TEST(const RuntimeEnvironment *RR,const SharedPt
outp.append((uint8_t)hops());
_path->localAddress().serialize(outp);
_path->address().serialize(outp);
outp.append((uint16_t)0); // no additional fields
outp.append((uint16_t)_path->linkQuality());
outp.append((uint8_t)breadth);
for(unsigned int h=0;h<breadth;++h) {
nextHop[h].appendTo(outp);
@ -1399,16 +1399,20 @@ bool IncomingPacket::_doCIRCUIT_TEST_REPORT(const RuntimeEnvironment *RR,const S
const unsigned int receivedOnLocalAddressLen = reinterpret_cast<InetAddress *>(&(report.receivedOnLocalAddress))->deserialize(*this,ZT_PACKET_IDX_PAYLOAD + 58);
const unsigned int receivedFromRemoteAddressLen = reinterpret_cast<InetAddress *>(&(report.receivedFromRemoteAddress))->deserialize(*this,ZT_PACKET_IDX_PAYLOAD + 58 + receivedOnLocalAddressLen);
unsigned int ptr = ZT_PACKET_IDX_PAYLOAD + 58 + receivedOnLocalAddressLen + receivedFromRemoteAddressLen;
if (report.protocolVersion >= 9) {
report.receivedFromLinkQuality = at<uint16_t>(ptr); ptr += 2;
} else {
report.receivedFromLinkQuality = ZT_PATH_LINK_QUALITY_MAX;
ptr += at<uint16_t>(ptr) + 2; // this field was once an 'extended field length' reserved field, which was always set to 0
}
unsigned int nhptr = ZT_PACKET_IDX_PAYLOAD + 58 + receivedOnLocalAddressLen + receivedFromRemoteAddressLen;
nhptr += at<uint16_t>(nhptr) + 2; // add "additional field" length, which right now will be zero
report.nextHopCount = (*this)[nhptr++];
report.nextHopCount = (*this)[ptr++];
if (report.nextHopCount > ZT_CIRCUIT_TEST_MAX_HOP_BREADTH) // sanity check, shouldn't be possible
report.nextHopCount = ZT_CIRCUIT_TEST_MAX_HOP_BREADTH;
for(unsigned int h=0;h<report.nextHopCount;++h) {
report.nextHops[h].address = Address(field(nhptr,ZT_ADDRESS_LENGTH),ZT_ADDRESS_LENGTH).toInt(); nhptr += ZT_ADDRESS_LENGTH;
nhptr += reinterpret_cast<InetAddress *>(&(report.nextHops[h].physicalAddress))->deserialize(*this,nhptr);
report.nextHops[h].address = Address(field(ptr,ZT_ADDRESS_LENGTH),ZT_ADDRESS_LENGTH).toInt(); ptr += ZT_ADDRESS_LENGTH;
ptr += reinterpret_cast<InetAddress *>(&(report.nextHops[h].physicalAddress))->deserialize(*this,ptr);
}
RR->node->postCircuitTestReport(&report);

1
node/Network.cpp
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@ -1422,6 +1422,7 @@ Membership::AddCredentialResult Network::addCredential(const Address &sentFrom,c
outp.append((uint16_t)0); // no capabilities
outp.append((uint16_t)0); // no tags
outp.append((uint16_t)1); // one revocation!
outp.append((uint16_t)0); // no certificates of ownership
rev.serialize(outp);
RR->sw->send(outp,true);
}

3
node/Packet.hpp
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@ -1041,8 +1041,7 @@ public:
* <[1] 8-bit packet hop count of received CIRCUIT_TEST>
* <[...] local wire address on which packet was received>
* <[...] remote wire address from which packet was received>
* <[2] 16-bit length of additional fields>
* <[...] additional fields>
* <[2] 16-bit path link quality of path over which packet was received>
* <[1] 8-bit number of next hops (breadth)>
* <[...] next hop information>
*