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RethinkDB direct connectivity integration.

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This commit is contained in:
Adam Ierymenko 2017-11-03 11:39:27 -07:00
parent 4e88c80a22
commit f5014d7d71
4 changed files with 477 additions and 254 deletions
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285
controller/EmbeddedNetworkController.cpp
View File

@ -36,32 +36,27 @@
#include "../include/ZeroTierOne.h"
#include "../version.h"
#include "../node/Constants.hpp"
#include "EmbeddedNetworkController.hpp"
#include "../node/Node.hpp"
#include "../node/Utils.hpp"
#include "../node/CertificateOfMembership.hpp"
#include "../node/NetworkConfig.hpp"
#include "../node/Dictionary.hpp"
#include "../node/InetAddress.hpp"
#include "../node/MAC.hpp"
#include "../node/Address.hpp"
using json = nlohmann::json;
// API version reported via JSON control plane
#define ZT_NETCONF_CONTROLLER_API_VERSION 3
// Number of requests to remember in member history
#define ZT_NETCONF_DB_MEMBER_HISTORY_LENGTH 2
// Min duration between requests for an address/nwid combo to prevent floods
#define ZT_NETCONF_MIN_REQUEST_PERIOD 1000
namespace ZeroTier {
namespace {
static json _renderRule(ZT_VirtualNetworkRule &rule)
{
char tmp[128];
@ -456,38 +451,32 @@ static bool _parseRule(json &r,ZT_VirtualNetworkRule &rule)
return false;
}
} // anonymous namespace
EmbeddedNetworkController::EmbeddedNetworkController(Node *node,const char *dbPath) :
_startTime(OSUtils::now()),
_running(true),
_lastDumpedStatus(0),
_db(dbPath,this),
_node(node)
_node(node),
_path(dbPath),
_sender((NetworkController::Sender *)0),
_db(this,_signingId.address(),dbPath)
{
if ((dbPath[0] == '-')&&(dbPath[1] == 0))
_startThreads(); // start threads now in Central harnessed mode
}
EmbeddedNetworkController::~EmbeddedNetworkController()
{
std::vector<Thread> t;
{
Mutex::Lock _l(_threads_m);
_running = false;
t = _threads;
}
if (t.size() > 0) {
_queue.stop();
for(std::vector<Thread>::iterator i(t.begin());i!=t.end();++i)
Thread::join(*i);
}
std::lock_guard<std::mutex> l(_threads_l);
_queue.stop();
for(auto t=_threads.begin();t!=_threads.end();++t)
t->join();
}
void EmbeddedNetworkController::init(const Identity &signingId,Sender *sender)
{
this->_sender = sender;
this->_signingId = signingId;
char tmp[64];
this->_signingIdAddressString = signingId.address().toString(tmp);
_signingId = signingId;
_sender = sender;
_signingIdAddressString = signingId.address().toString(tmp);
_db.waitForReady();
}
void EmbeddedNetworkController::request(
@ -507,7 +496,7 @@ void EmbeddedNetworkController::request(
qe->identity = identity;
qe->metaData = metaData;
qe->type = _RQEntry::RQENTRY_TYPE_REQUEST;
_queue.post(qe);
_queue.post(std::unique_ptr<_RQEntry>(qe));
}
unsigned int EmbeddedNetworkController::handleControlPlaneHttpGET(
@ -523,7 +512,7 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpGET(
if ((path.size() >= 2)&&(path[1].length() == 16)) {
const uint64_t nwid = Utils::hexStrToU64(path[1].c_str());
json network;
if (!_db.getNetwork(nwid,network))
if (!_db.get(nwid,network))
return 404;
if (path.size() >= 3) {
@ -535,7 +524,7 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpGET(
const uint64_t address = Utils::hexStrToU64(path[3].c_str());
json member;
if (!_db.getNetworkMember(nwid,address,member))
if (!_db.get(nwid,network,address,member))
return 404;
_addMemberNonPersistedFields(nwid,address,member,OSUtils::now());
responseBody = OSUtils::jsonDump(member);
@ -545,14 +534,17 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpGET(
// List members and their revisions
responseBody = "{";
responseBody.reserve((_db.memberCount(nwid) + 1) * 32);
_db.eachMember(nwid,[&responseBody](uint64_t networkId,uint64_t nodeId,const json &member) {
if ((member.is_object())&&(member.size() > 0)) {
std::vector<json> members;
if (_db.get(nwid,network,members)) {
responseBody.reserve((members.size() + 2) * 32);
std::string mid;
for(auto member=members.begin();member!=members.end();++member) {
mid = (*member)["id"];
char tmp[128];
OSUtils::ztsnprintf(tmp,sizeof(tmp),"%s%.10llx\":%llu",(responseBody.length() > 1) ? ",\"" : "\"",(unsigned long long)nodeId,(unsigned long long)OSUtils::jsonInt(member["revision"],0));
OSUtils::ztsnprintf(tmp,sizeof(tmp),"%s\"%s\":%llu",(responseBody.length() > 1) ? ",\"" : "\"",mid.c_str(),(unsigned long long)OSUtils::jsonInt((*member)["revision"],0));
responseBody.append(tmp);
}
});
}
responseBody.push_back('}');
responseContentType = "application/json";
@ -565,9 +557,9 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpGET(
// Get network
const int64_t now = OSUtils::now();
JSONDB::NetworkSummaryInfo ns;
_db.getNetworkSummaryInfo(nwid,ns);
_addNetworkNonPersistedFields(network,now,ns);
ControllerDB::NetworkSummaryInfo ns;
_db.summary(nwid,ns);
_addNetworkNonPersistedFields(nwid,network,now,ns);
responseBody = OSUtils::jsonDump(network);
responseContentType = "application/json";
return 200;
@ -576,7 +568,8 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpGET(
} else if (path.size() == 1) {
// List networks
std::vector<uint64_t> networkIds(_db.networkIds());
std::vector<uint64_t> networkIds;
_db.networks(networkIds);
char tmp[64];
responseBody = "[";
responseBody.reserve((networkIds.size() + 1) * 24);
@ -647,8 +640,8 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpPOST(
char addrs[24];
OSUtils::ztsnprintf(addrs,sizeof(addrs),"%.10llx",(unsigned long long)address);
json member;
_db.getNetworkMember(nwid,address,member);
json member,network;
_db.get(nwid,network,address,member);
json origMember(member); // for detecting changes
_initMember(member);
@ -674,10 +667,6 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpPOST(
member["lastAuthorizedCredentialType"] = "api";
member["lastAuthorizedCredential"] = json();
}
// Member is being de-authorized, so spray Revocation objects to all online members
if (!newAuth)
onNetworkMemberDeauthorize(nwid,address);
}
}
@ -743,8 +732,7 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpPOST(
if (member != origMember) {
json &revj = member["revision"];
member["revision"] = (revj.is_number() ? ((uint64_t)revj + 1ULL) : 1ULL);
_db.saveNetworkMember(nwid,address,member);
onNetworkMemberUpdate(nwid,address);
_db.save(member);
}
_addMemberNonPersistedFields(nwid,address,member,now);
@ -777,7 +765,7 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpPOST(
OSUtils::ztsnprintf(nwids,sizeof(nwids),"%.16llx",(unsigned long long)nwid);
json network;
_db.getNetwork(nwid,network);
_db.get(nwid,network);
json origNetwork(network); // for detecting changes
_initNetwork(network);
@ -996,13 +984,12 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpPOST(
if (network != origNetwork) {
json &revj = network["revision"];
network["revision"] = (revj.is_number() ? ((uint64_t)revj + 1ULL) : 1ULL);
_db.saveNetwork(nwid,network);
onNetworkUpdate(nwid);
_db.save(network);
}
JSONDB::NetworkSummaryInfo ns;
_db.getNetworkSummaryInfo(nwid,ns);
_addNetworkNonPersistedFields(network,now,ns);
ControllerDB::NetworkSummaryInfo ns;
_db.summary(nwid,ns);
_addNetworkNonPersistedFields(nwid,network,now,ns);
responseBody = OSUtils::jsonDump(network);
responseContentType = "application/json";
@ -1034,10 +1021,11 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpDELETE(
if ((path.size() == 4)&&(path[2] == "member")&&(path[3].length() == 10)) {
const uint64_t address = Utils::hexStrToU64(path[3].c_str());
json member = _db.eraseNetworkMember(nwid,address);
json network,member;
_db.get(nwid,network,address,member);
{
Mutex::Lock _l(_memberStatus_m);
std::lock_guard<std::mutex> l(_memberStatus_l);
_memberStatus.erase(_MemberStatusKey(nwid,address));
}
@ -1048,10 +1036,12 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpDELETE(
return 200;
}
} else {
json network = _db.eraseNetwork(nwid);
json network;
_db.get(nwid,network);
_db.eraseNetwork(nwid);
{
Mutex::Lock _l(_memberStatus_m);
std::lock_guard<std::mutex> l(_memberStatus_l);
for(auto i=_memberStatus.begin();i!=_memberStatus.end();) {
if (i->first.networkId == nwid)
_memberStatus.erase(i++);
@ -1074,17 +1064,12 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpDELETE(
void EmbeddedNetworkController::handleRemoteTrace(const ZT_RemoteTrace &rt)
{
/*
static volatile unsigned long idCounter = 0;
char id[128],tmp[128];
std::string k,v;
try {
std::vector<uint64_t> nw4m(_db.networksForMember(rt.origin));
// Ignore remote traces from members we don't know about
if (nw4m.empty())
return;
// Convert Dictionary into JSON object
json d;
char *saveptr = (char *)0;
@ -1122,44 +1107,17 @@ void EmbeddedNetworkController::handleRemoteTrace(const ZT_RemoteTrace &rt)
d["objtype"] = "trace";
d["ts"] = now;
d["nodeId"] = Utils::hex10(rt.origin,tmp);
bool accept = true;
/*
for(std::vector<uint64_t>::const_iterator nwid(nw4m.begin());nwid!=nw4m.end();++nwid) {
json nconf;
if (_db.getNetwork(*nwid,nconf)) {
try {
if (OSUtils::jsonString(nconf["remoteTraceTarget"],"") == _signingIdAddressString) {
accept = true;
break;
}
} catch ( ... ) {} // ignore missing fields or other errors, drop trace message
}
if (_db.getNetworkMember(*nwid,rt.origin,nconf)) {
try {
if (OSUtils::jsonString(nconf["remoteTraceTarget"],"") == _signingIdAddressString) {
accept = true;
break;
}
} catch ( ... ) {} // ignore missing fields or other errors, drop trace message
}
}
*/
if (accept) {
char p[128];
OSUtils::ztsnprintf(p,sizeof(p),"trace/%s",id);
_db.writeRaw(p,OSUtils::jsonDump(d,-1));
}
} catch ( ... ) {
// drop invalid trace messages if an error occurs
}
*/
}
void EmbeddedNetworkController::onNetworkUpdate(const uint64_t networkId)
{
// Send an update to all members of the network that are online
const int64_t now = OSUtils::now();
Mutex::Lock _l(_memberStatus_m);
std::lock_guard<std::mutex> l(_memberStatus_l);
for(auto i=_memberStatus.begin();i!=_memberStatus.end();++i) {
if ((i->first.networkId == networkId)&&(i->second.online(now))&&(i->second.lastRequestMetaData))
request(networkId,InetAddress(),0,i->second.identity,i->second.lastRequestMetaData);
@ -1170,7 +1128,7 @@ void EmbeddedNetworkController::onNetworkMemberUpdate(const uint64_t networkId,c
{
// Push update to member if online
try {
Mutex::Lock _l(_memberStatus_m);
std::lock_guard<std::mutex> l(_memberStatus_l);
_MemberStatus &ms = _memberStatus[_MemberStatusKey(networkId,memberId)];
if ((ms.online(OSUtils::now()))&&(ms.lastRequestMetaData))
request(networkId,InetAddress(),0,ms.identity,ms.lastRequestMetaData);
@ -1183,7 +1141,7 @@ void EmbeddedNetworkController::onNetworkMemberDeauthorize(const uint64_t networ
Revocation rev((uint32_t)_node->prng(),networkId,0,now,ZT_REVOCATION_FLAG_FAST_PROPAGATE,Address(memberId),Revocation::CREDENTIAL_TYPE_COM);
rev.sign(_signingId);
{
Mutex::Lock _l(_memberStatus_m);
std::lock_guard<std::mutex> l(_memberStatus_l);
for(auto i=_memberStatus.begin();i!=_memberStatus.end();++i) {
if ((i->first.networkId == networkId)&&(i->second.online(now)))
_node->ncSendRevocation(Address(i->first.nodeId),rev);
@ -1191,54 +1149,6 @@ void EmbeddedNetworkController::onNetworkMemberDeauthorize(const uint64_t networ
}
}
void EmbeddedNetworkController::threadMain()
throw()
{
char tmp[256];
_RQEntry *qe = (_RQEntry *)0;
while (_running) {
const BlockingQueue<_RQEntry *>::TimedWaitResult wr = _queue.get(qe,1000);
if ((wr == BlockingQueue<_RQEntry *>::STOP)||(!_running))
break;
try {
if ((wr == BlockingQueue<_RQEntry *>::OK)&&(qe->type == _RQEntry::RQENTRY_TYPE_REQUEST)) {
_request(qe->nwid,qe->fromAddr,qe->requestPacketId,qe->identity,qe->metaData);
delete qe;
}
// Every 10s we update a 'status' containing member online state, etc.
const uint64_t now = OSUtils::now();
if ((now - _lastDumpedStatus) >= 10000) {
_lastDumpedStatus = now;
bool first = true;
OSUtils::ztsnprintf(tmp,sizeof(tmp),"{\"id\":\"%.10llx-status\",\"objtype\":\"status\",\"memberStatus\":[",_signingId.address().toInt());
std::string st(tmp);
{
Mutex::Lock _l(_memberStatus_m);
st.reserve(48 * (_memberStatus.size() + 1));
_db.eachId([this,&st,&now,&first,&tmp](uint64_t networkId,uint64_t nodeId) {
uint64_t lrt = 0ULL;
auto ms = this->_memberStatus.find(_MemberStatusKey(networkId,nodeId));
if (ms != _memberStatus.end())
lrt = ms->second.lastRequestTime;
OSUtils::ztsnprintf(tmp,sizeof(tmp),"%s\"%.16llx\",\"%.10llx\",%llu",
(first) ? "" : ",",
(unsigned long long)networkId,
(unsigned long long)nodeId,
(unsigned long long)lrt);
st.append(tmp);
first = false;
});
}
OSUtils::ztsnprintf(tmp,sizeof(tmp),"],\"clock\":%llu,\"startTime\":%llu,\"uptime\":%llu,\"vMajor\":%d,\"vMinor\":%d,\"vRev\":%d}",(unsigned long long)now,(unsigned long long)_startTime,(unsigned long long)(now - _startTime),ZEROTIER_ONE_VERSION_MAJOR,ZEROTIER_ONE_VERSION_MINOR,ZEROTIER_ONE_VERSION_REVISION);
st.append(tmp);
_db.writeRaw("status",st);
}
} catch ( ... ) {}
}
}
void EmbeddedNetworkController::_request(
uint64_t nwid,
const InetAddress &fromAddr,
@ -1247,7 +1157,7 @@ void EmbeddedNetworkController::_request(
const Dictionary<ZT_NETWORKCONFIG_METADATA_DICT_CAPACITY> &metaData)
{
char nwids[24];
JSONDB::NetworkSummaryInfo ns;
ControllerDB::NetworkSummaryInfo ns;
json network,member,origMember;
if (((!_signingId)||(!_signingId.hasPrivate()))||(_signingId.address().toInt() != (nwid >> 24))||(!_sender))
@ -1256,7 +1166,7 @@ void EmbeddedNetworkController::_request(
const int64_t now = OSUtils::now();
if (requestPacketId) {
Mutex::Lock _l(_memberStatus_m);
std::lock_guard<std::mutex> l(_memberStatus_l);
_MemberStatus &ms = _memberStatus[_MemberStatusKey(nwid,identity.address().toInt())];
if ((now - ms.lastRequestTime) <= ZT_NETCONF_MIN_REQUEST_PERIOD)
return;
@ -1264,7 +1174,7 @@ void EmbeddedNetworkController::_request(
}
OSUtils::ztsnprintf(nwids,sizeof(nwids),"%.16llx",nwid);
if (!_db.getNetworkAndMember(nwid,identity.address().toInt(),network,member,ns)) {
if (!_db.get(nwid,network,identity.address().toInt(),member,ns)) {
_sender->ncSendError(nwid,requestPacketId,identity.address(),NetworkController::NC_ERROR_OBJECT_NOT_FOUND);
return;
}
@ -1355,7 +1265,7 @@ void EmbeddedNetworkController::_request(
member["vProto"] = vProto;
{
Mutex::Lock _l(_memberStatus_m);
std::lock_guard<std::mutex> l(_memberStatus_l);
_MemberStatus &ms = _memberStatus[_MemberStatusKey(nwid,identity.address().toInt())];
ms.vMajor = (int)vMajor;
@ -1379,7 +1289,7 @@ void EmbeddedNetworkController::_request(
if (origMember != member) {
json &revj = member["revision"];
member["revision"] = (revj.is_number() ? ((uint64_t)revj + 1ULL) : 1ULL);
_db.saveNetworkMember(nwid,identity.address().toInt(),member);
_db.save(member);
}
_sender->ncSendError(nwid,requestPacketId,identity.address(),NetworkController::NC_ERROR_ACCESS_DENIED);
return;
@ -1746,23 +1656,84 @@ void EmbeddedNetworkController::_request(
if (member != origMember) {
json &revj = member["revision"];
member["revision"] = (revj.is_number() ? ((uint64_t)revj + 1ULL) : 1ULL);
_db.saveNetworkMember(nwid,identity.address().toInt(),member);
_db.save(member);
}
_sender->ncSendConfig(nwid,requestPacketId,identity.address(),*(nc.get()),metaData.getUI(ZT_NETWORKCONFIG_REQUEST_METADATA_KEY_VERSION,0) < 6);
}
/*
void EmbeddedNetworkController::threadMain()
throw()
{
char tmp[256];
_RQEntry *qe = (_RQEntry *)0;
while (_running) {
const BlockingQueue<_RQEntry *>::TimedWaitResult wr = _queue.get(qe,1000);
if ((wr == BlockingQueue<_RQEntry *>::STOP)||(!_running))
break;
try {
if ((wr == BlockingQueue<_RQEntry *>::OK)&&(qe->type == _RQEntry::RQENTRY_TYPE_REQUEST)) {
_request(qe->nwid,qe->fromAddr,qe->requestPacketId,qe->identity,qe->metaData);
delete qe;
}
// Every 10s we update a 'status' containing member online state, etc.
const uint64_t now = OSUtils::now();
if ((now - _lastDumpedStatus) >= 10000) {
_lastDumpedStatus = now;
bool first = true;
OSUtils::ztsnprintf(tmp,sizeof(tmp),"{\"id\":\"%.10llx-status\",\"objtype\":\"status\",\"memberStatus\":[",_signingId.address().toInt());
std::string st(tmp);
{
Mutex::Lock _l(_memberStatus_m);
st.reserve(48 * (_memberStatus.size() + 1));
_db.eachId([this,&st,&now,&first,&tmp](uint64_t networkId,uint64_t nodeId) {
uint64_t lrt = 0ULL;
auto ms = this->_memberStatus.find(_MemberStatusKey(networkId,nodeId));
if (ms != _memberStatus.end())
lrt = ms->second.lastRequestTime;
OSUtils::ztsnprintf(tmp,sizeof(tmp),"%s\"%.16llx\",\"%.10llx\",%llu",
(first) ? "" : ",",
(unsigned long long)networkId,
(unsigned long long)nodeId,
(unsigned long long)lrt);
st.append(tmp);
first = false;
});
}
OSUtils::ztsnprintf(tmp,sizeof(tmp),"],\"clock\":%llu,\"startTime\":%llu,\"uptime\":%llu,\"vMajor\":%d,\"vMinor\":%d,\"vRev\":%d}",(unsigned long long)now,(unsigned long long)_startTime,(unsigned long long)(now - _startTime),ZEROTIER_ONE_VERSION_MAJOR,ZEROTIER_ONE_VERSION_MINOR,ZEROTIER_ONE_VERSION_REVISION);
st.append(tmp);
_db.writeRaw("status",st);
}
} catch ( ... ) {}
}
}
*/
void EmbeddedNetworkController::_startThreads()
{
Mutex::Lock _l(_threads_m);
if (_threads.size() == 0) {
long hwc = (long)std::thread::hardware_concurrency();
if (hwc < 1)
hwc = 1;
else if (hwc > 16)
hwc = 16;
for(long i=0;i<hwc;++i)
_threads.push_back(Thread::start(this));
std::lock_guard<std::mutex> l(_threads_l);
if (!_threads.empty())
return;
const long hwc = std::max((long)std::thread::hardware_concurrency(),(long)1);
for(long t=0;t<hwc;++t) {
_threads.emplace_back([this]() {
for(;;) {
std::unique_ptr<_RQEntry> qe;
if (_queue.get(qe))
break;
try {
if (qe)
_request(qe->nwid,qe->fromAddr,qe->requestPacketId,qe->identity,qe->metaData);
} catch (std::exception &e) {
fprintf(stderr,"ERROR: exception in controller request handling thread: %s" ZT_EOL_S,e.what());
} catch ( ... ) {
fprintf(stderr,"ERROR: exception in controller request handling thread: unknown exception" ZT_EOL_S);
}
}
});
}
}

89
controller/EmbeddedNetworkController.hpp
View File

@ -19,6 +19,8 @@
#ifndef ZT_SQLITENETWORKCONTROLLER_HPP
#define ZT_SQLITENETWORKCONTROLLER_HPP
#define ZT_CONTROLLER_USE_RETHINKDB
#include <stdint.h>
#include <string>
@ -30,9 +32,7 @@
#include <unordered_map>
#include "../node/Constants.hpp"
#include "../node/NetworkController.hpp"
#include "../node/Mutex.hpp"
#include "../node/Utils.hpp"
#include "../node/Address.hpp"
#include "../node/InetAddress.hpp"
@ -44,18 +44,23 @@
#include "../ext/json/json.hpp"
#include "JSONDB.hpp"
#ifdef ZT_CONTROLLER_USE_RETHINKDB
#include "RethinkDB.hpp"
#endif
namespace ZeroTier {
#ifdef ZT_CONTROLLER_USE_RETHINKDB
typedef RethinkDB ControllerDB;
#endif
class Node;
class EmbeddedNetworkController : public NetworkController,NonCopyable
class EmbeddedNetworkController : public NetworkController
{
public:
/**
* @param node Parent node
* @param dbPath Path to store data
* @param dbPath Database path (file path or database credentials)
*/
EmbeddedNetworkController(Node *node,const char *dbPath);
virtual ~EmbeddedNetworkController();
@ -98,22 +103,7 @@ public:
void onNetworkMemberUpdate(const uint64_t networkId,const uint64_t memberId);
void onNetworkMemberDeauthorize(const uint64_t networkId,const uint64_t memberId);
void threadMain()
throw();
private:
struct _RQEntry
{
uint64_t nwid;
uint64_t requestPacketId;
InetAddress fromAddr;
Identity identity;
Dictionary<ZT_NETWORKCONFIG_METADATA_DICT_CAPACITY> metaData;
enum {
RQENTRY_TYPE_REQUEST = 0
} type;
};
void _request(uint64_t nwid,const InetAddress &fromAddr,uint64_t requestPacketId,const Identity &identity,const Dictionary<ZT_NETWORKCONFIG_METADATA_DICT_CAPACITY> &metaData);
void _startThreads();
@ -166,12 +156,20 @@ private:
}
network["objtype"] = "network";
}
inline void _addNetworkNonPersistedFields(nlohmann::json &network,int64_t now,const JSONDB::NetworkSummaryInfo &ns)
inline void _addNetworkNonPersistedFields(const uint64_t nwid,nlohmann::json &network,int64_t now,const ControllerDB::NetworkSummaryInfo &ns)
{
network["clock"] = now;
network["authorizedMemberCount"] = ns.authorizedMemberCount;
network["activeMemberCount"] = ns.activeMemberCount;
network["totalMemberCount"] = ns.totalMemberCount;
{
std::lock_guard<std::mutex> l(_memberStatus_l);
unsigned long ac = 0;
for(auto ms=_memberStatus.begin();ms!=_memberStatus.end();++ms) {
if ((ms->first.networkId == nwid)&&(ms->second.online(now)))
++ac;
}
network["activeMemberCount"] = ac;
}
}
inline void _removeNetworkNonPersistedFields(nlohmann::json &network)
{
@ -185,8 +183,10 @@ private:
inline void _addMemberNonPersistedFields(uint64_t nwid,uint64_t nodeId,nlohmann::json &member,int64_t now)
{
member["clock"] = now;
Mutex::Lock _l(_memberStatus_m);
member["online"] = _memberStatus[_MemberStatusKey(nwid,nodeId)].online(now);
{
std::lock_guard<std::mutex> l(_memberStatus_l);
member["online"] = _memberStatus[_MemberStatusKey(nwid,nodeId)].online(now);
}
}
inline void _removeMemberNonPersistedFields(nlohmann::json &member)
{
@ -197,23 +197,17 @@ private:
member.erase("lastRequestMetaData");
}
const int64_t _startTime;
volatile bool _running;
BlockingQueue<_RQEntry *> _queue;
std::vector<Thread> _threads;
volatile uint64_t _lastDumpedStatus;
Mutex _threads_m;
JSONDB _db;
Node *const _node;
std::string _path;
NetworkController::Sender *_sender;
Identity _signingId;
std::string _signingIdAddressString;
struct _RQEntry
{
uint64_t nwid;
uint64_t requestPacketId;
InetAddress fromAddr;
Identity identity;
Dictionary<ZT_NETWORKCONFIG_METADATA_DICT_CAPACITY> metaData;
enum {
RQENTRY_TYPE_REQUEST = 0
} type;
};
struct _MemberStatusKey
{
_MemberStatusKey() : networkId(0),nodeId(0) {}
@ -239,8 +233,19 @@ private:
return (std::size_t)(networkIdNodeId.networkId + networkIdNodeId.nodeId);
}
};
const int64_t _startTime;
Node *const _node;
std::string _path;
Identity _signingId;
std::string _signingIdAddressString;
NetworkController::Sender *_sender;
ControllerDB _db;
BlockingQueue< std::unique_ptr<_RQEntry> > _queue;
std::vector<std::thread> _threads;
std::mutex _threads_l;
std::unordered_map< _MemberStatusKey,_MemberStatus,_MemberStatusHash > _memberStatus;
Mutex _memberStatus_m;
std::mutex _memberStatus_l;
};
} // namespace ZeroTier

298
controller/RethinkDB.cpp
View File

@ -1,4 +1,25 @@
/*
* ZeroTier One - Network Virtualization Everywhere
* Copyright (C) 2011-2015 ZeroTier, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef ZT_CONTROLLER_USE_RETHINKDB
#include "RethinkDB.hpp"
#include "EmbeddedNetworkController.hpp"
#include <chrono>
#include <algorithm>
@ -7,19 +28,25 @@
#include "../ext/librethinkdbxx/build/include/rethinkdb.h"
namespace R = RethinkDB;
using nlohmann::json;
using json = nlohmann::json;
namespace ZeroTier {
RethinkDB::RethinkDB(const Address &myAddress,const char *host,const int port,const char *db,const char *auth) :
RethinkDB::RethinkDB(EmbeddedNetworkController *const nc,const Address &myAddress,const char *path) :
_controller(nc),
_myAddress(myAddress),
_host(host ? host : "127.0.0.1"),
_db(db),
_auth(auth ? auth : ""),
_port((port > 0) ? port : 28015),
_ready(2), // two tables need to be synchronized before we're ready
_run(1)
_ready(2), // two tables need to be synchronized before we're ready, so this is ready when it reaches 0
_run(1),
_waitNoticePrinted(false)
{
std::vector<std::string> ps(OSUtils::split(path,":","",""));
if ((ps.size() != 5)||(ps[0] != "rethinkdb"))
throw std::runtime_error("invalid rethinkdb database url");
_host = ps[1];
_db = ps[2];
_auth = ps[3];
_port = Utils::strToInt(ps[4].c_str());
_readyLock.lock();
{
@ -31,29 +58,35 @@ RethinkDB::RethinkDB(const Address &myAddress,const char *host,const int port,co
_membersDbWatcher = std::thread([this]() {
while (_run == 1) {
try {
auto rdb = R::connect(this->_host,this->_port,this->_auth);
std::unique_ptr<R::Connection> rdb(R::connect(this->_host,this->_port,this->_auth));
if (rdb) {
_membersDbWatcherConnection = (void *)rdb.get();
auto cur = R::db(this->_db).table("Member").get_all(this->_myAddressStr,R::optargs("index","controllerId")).changes(R::optargs("squash",0.1,"include_initial",true,"include_types",true,"include_states",true)).run(*rdb);
auto cur = R::db(this->_db).table("Member",R::optargs("read_mode","outdated")).get_all(this->_myAddressStr,R::optargs("index","controllerId")).changes(R::optargs("squash",0.05,"include_initial",true,"include_types",true,"include_states",true)).run(*rdb);
while (cur.has_next()) {
if (_run != 1) break;
json tmp(json::parse(cur.next().as_json()));
if ((tmp["type"] == "state")&&(tmp["state"] == "ready")) {
if (--this->_ready == 0)
if (--this->_ready == 0) {
if (_waitNoticePrinted)
fprintf(stderr,"NOTICE: controller RethinkDB data download complete." ZT_EOL_S);
this->_readyLock.unlock();
}
} else {
try {
this->_memberChanged(tmp["old_val"],tmp["new_val"]);
json &ov = tmp["old_val"];
json &nv = tmp["new_val"];
if (ov.is_object()||nv.is_object())
this->_memberChanged(ov,nv);
} catch ( ... ) {} // ignore bad records
}
}
}
} catch (std::exception &e) {
fprintf(stderr,"ERROR: controller RethinkDB: %s" ZT_EOL_S,e.what());
fprintf(stderr,"ERROR: controller RethinkDB (member change stream): %s" ZT_EOL_S,e.what());
} catch (R::Error &e) {
fprintf(stderr,"ERROR: controller RethinkDB: %s" ZT_EOL_S,e.message.c_str());
fprintf(stderr,"ERROR: controller RethinkDB (member change stream): %s" ZT_EOL_S,e.message.c_str());
} catch ( ... ) {
fprintf(stderr,"ERROR: controller RethinkDB: unknown exception" ZT_EOL_S);
fprintf(stderr,"ERROR: controller RethinkDB (member change stream): unknown exception" ZT_EOL_S);
}
std::this_thread::sleep_for(std::chrono::milliseconds(250));
}
@ -62,50 +95,131 @@ RethinkDB::RethinkDB(const Address &myAddress,const char *host,const int port,co
_networksDbWatcher = std::thread([this]() {
while (_run == 1) {
try {
auto rdb = R::connect(this->_host,this->_port,this->_auth);
std::unique_ptr<R::Connection> rdb(R::connect(this->_host,this->_port,this->_auth));
if (rdb) {
_membersDbWatcherConnection = (void *)rdb.get();
auto cur = R::db(this->_db).table("Network").get_all(this->_myAddressStr,R::optargs("index","controllerId")).changes(R::optargs("squash",0.1,"include_initial",true,"include_types",true,"include_states",true)).run(*rdb);
auto cur = R::db(this->_db).table("Network",R::optargs("read_mode","outdated")).get_all(this->_myAddressStr,R::optargs("index","controllerId")).changes(R::optargs("squash",0.05,"include_initial",true,"include_types",true,"include_states",true)).run(*rdb);
while (cur.has_next()) {
if (_run != 1) break;
json tmp(json::parse(cur.next().as_json()));
if ((tmp["type"] == "state")&&(tmp["state"] == "ready")) {
if (--this->_ready == 0)
if (--this->_ready == 0) {
if (_waitNoticePrinted)
fprintf(stderr,"NOTICE: controller RethinkDB data download complete." ZT_EOL_S);
this->_readyLock.unlock();
}
} else {
try {
this->_networkChanged(tmp["old_val"],tmp["new_val"]);
json &ov = tmp["old_val"];
json &nv = tmp["new_val"];
if (ov.is_object()||nv.is_object())
this->_networkChanged(ov,nv);
} catch ( ... ) {} // ignore bad records
}
}
}
} catch (std::exception &e) {
fprintf(stderr,"ERROR: controller RethinkDB: %s" ZT_EOL_S,e.what());
fprintf(stderr,"ERROR: controller RethinkDB (network change stream): %s" ZT_EOL_S,e.what());
} catch (R::Error &e) {
fprintf(stderr,"ERROR: controller RethinkDB: %s" ZT_EOL_S,e.message.c_str());
fprintf(stderr,"ERROR: controller RethinkDB (network change stream): %s" ZT_EOL_S,e.message.c_str());
} catch ( ... ) {
fprintf(stderr,"ERROR: controller RethinkDB: unknown exception" ZT_EOL_S);
fprintf(stderr,"ERROR: controller RethinkDB (network change stream): unknown exception" ZT_EOL_S);
}
std::this_thread::sleep_for(std::chrono::milliseconds(250));
}
});
for(int t=0;t<ZT_CONTROLLER_RETHINKDB_COMMIT_THREADS;++t) {
_commitThread[t] = std::thread([this]() {
std::unique_ptr<R::Connection> rdb;
std::unique_ptr<nlohmann::json> config;
while ((this->_commitQueue.get(config))&&(_run == 1)) {
if (!config)
continue;
json record;
const std::string objtype = (*config)["objtype"];
const char *table;
std::string deleteId;
if (objtype == "member") {
const std::string nwid = (*config)["nwid"];
const std::string id = (*config)["id"];
record["id"] = nwid + "-" + id;
record["controllerId"] = this->_myAddressStr;
record["networkId"] = nwid;
record["nodeId"] = id;
record["config"] = *config;
table = "Member";
} else if (objtype == "network") {
const std::string id = (*config)["id"];
record["id"] = id;
record["controllerId"] = this->_myAddressStr;
record["config"] = *config;
table = "Network";
} else if (objtype == "delete_network") {
deleteId = (*config)["id"];
table = "Network";
} else if (objtype == "delete_member") {
deleteId = (*config)["nwid"];
deleteId.push_back('-');
const std::string tmp = (*config)["id"];
deleteId.append(tmp);
table = "Member";
} else {
continue;
}
while (_run == 1) {
try {
if (!rdb)
rdb = R::connect(this->_host,this->_port,this->_auth);
if (rdb) {
if (deleteId.length() > 0) {
R::db(this->_db).table(table).get(deleteId).delete_().run(*rdb);
} else {
R::db(this->_db).table(table).insert(record.dump(),R::optargs("conflict","update","return_changes",false)).run(*rdb);
}
break;
} else {
fprintf(stderr,"ERROR: controller RethinkDB (insert/update): connect failed (will retry)" ZT_EOL_S);
}
} catch (std::exception &e) {
fprintf(stderr,"ERROR: controller RethinkDB (insert/update): %s" ZT_EOL_S,e.what());
rdb.reset();
} catch (R::Error &e) {
fprintf(stderr,"ERROR: controller RethinkDB (insert/update): %s" ZT_EOL_S,e.message.c_str());
rdb.reset();
} catch ( ... ) {
fprintf(stderr,"ERROR: controller RethinkDB (insert/update): unknown exception" ZT_EOL_S);
rdb.reset();
}
std::this_thread::sleep_for(std::chrono::milliseconds(250));
}
}
});
}
}
RethinkDB::~RethinkDB()
{
// FIXME: not totally safe but will generally work, and only happens on shutdown anyway
// FIXME: not totally safe but will generally work, and only happens on shutdown anyway.
// Would need to add some kind of 'whack it' support to librethinkdbxx to do better.
_run = 0;
std::this_thread::sleep_for(std::chrono::milliseconds(10));
std::this_thread::sleep_for(std::chrono::milliseconds(100));
if (_membersDbWatcherConnection)
((R::Connection *)_membersDbWatcherConnection)->close();
if (_networksDbWatcherConnection)
((R::Connection *)_networksDbWatcherConnection)->close();
_commitQueue.stop();
for(int t=0;t<ZT_CONTROLLER_RETHINKDB_COMMIT_THREADS;++t)
_commitThread[t].join();
_membersDbWatcher.join();
_networksDbWatcher.join();
}
inline bool RethinkDB::get(const uint64_t networkId,nlohmann::json &network)
{
waitForReady();
std::shared_ptr<_Network> nw;
{
std::lock_guard<std::mutex> l(_networks_l);
@ -121,8 +235,10 @@ inline bool RethinkDB::get(const uint64_t networkId,nlohmann::json &network)
return true;
}
inline bool RethinkDB::get(const uint64_t networkId,nlohmann::json &network,const uint64_t memberId,nlohmann::json &member,NetworkSummaryInfo &info)
inline bool RethinkDB::get(const uint64_t networkId,nlohmann::json &network,const uint64_t memberId,nlohmann::json &member)
{
waitForReady();
std::shared_ptr<_Network> nw;
{
std::lock_guard<std::mutex> l(_networks_l);
@ -133,7 +249,30 @@ inline bool RethinkDB::get(const uint64_t networkId,nlohmann::json &network,cons
}
std::lock_guard<std::mutex> l2(nw->lock);
auto m = nw->members.find(memberId);
auto m = nw->members.find(memberId);
if (m == nw->members.end())
return false;
network = nw->config;
member = m->second;
return true;
}
inline bool RethinkDB::get(const uint64_t networkId,nlohmann::json &network,const uint64_t memberId,nlohmann::json &member,NetworkSummaryInfo &info)
{
waitForReady();
std::shared_ptr<_Network> nw;
{
std::lock_guard<std::mutex> l(_networks_l);
auto nwi = _networks.find(networkId);
if (nwi == _networks.end())
return false;
nw = nwi->second;
}
std::lock_guard<std::mutex> l2(nw->lock);
auto m = nw->members.find(memberId);
if (m == nw->members.end())
return false;
network = nw->config;
@ -145,6 +284,8 @@ inline bool RethinkDB::get(const uint64_t networkId,nlohmann::json &network,cons
inline bool RethinkDB::get(const uint64_t networkId,nlohmann::json &network,std::vector<nlohmann::json> &members)
{
waitForReady();
std::shared_ptr<_Network> nw;
{
std::lock_guard<std::mutex> l(_networks_l);
@ -164,6 +305,8 @@ inline bool RethinkDB::get(const uint64_t networkId,nlohmann::json &network,std:
inline bool RethinkDB::summary(const uint64_t networkId,NetworkSummaryInfo &info)
{
waitForReady();
std::shared_ptr<_Network> nw;
{
std::lock_guard<std::mutex> l(_networks_l);
@ -179,10 +322,51 @@ inline bool RethinkDB::summary(const uint64_t networkId,NetworkSummaryInfo &info
return true;
}
void RethinkDB::networks(std::vector<uint64_t> &networks)
{
waitForReady();
std::lock_guard<std::mutex> l(_networks_l);
networks.reserve(_networks.size() + 1);
for(auto n=_networks.begin();n!=_networks.end();++n)
networks.push_back(n->first);
}
void RethinkDB::save(const nlohmann::json &record)
{
waitForReady();
_commitQueue.post(std::unique_ptr<nlohmann::json>(new nlohmann::json(record)));
}
void RethinkDB::eraseNetwork(const uint64_t networkId)
{
char tmp2[24];
waitForReady();
Utils::hex(networkId,tmp2);
json tmp;
tmp["id"] = tmp2;
tmp["objtype"] = "delete_network"; // pseudo-type, tells thread to delete network
_commitQueue.post(std::unique_ptr<nlohmann::json>(new nlohmann::json(tmp)));
}
void RethinkDB::eraseMember(const uint64_t networkId,const uint64_t memberId)
{
char tmp2[24];
json tmp;
waitForReady();
Utils::hex(networkId,tmp2);
tmp["nwid"] = tmp2;
Utils::hex10(memberId,tmp2);
tmp["id"] = tmp2;
tmp["objtype"] = "delete_member"; // pseudo-type, tells thread to delete network
_commitQueue.post(std::unique_ptr<nlohmann::json>(new nlohmann::json(tmp)));
}
void RethinkDB::_memberChanged(nlohmann::json &old,nlohmann::json &member)
{
uint64_t memberId = 0;
uint64_t networkId = 0;
bool isAuth = false;
bool wasAuth = false;
std::shared_ptr<_Network> nw;
if (old.is_object()) {
@ -201,7 +385,8 @@ void RethinkDB::_memberChanged(nlohmann::json &old,nlohmann::json &member)
std::lock_guard<std::mutex> l(nw->lock);
if (OSUtils::jsonBool(config["activeBridge"],false))
nw->activeBridgeMembers.erase(memberId);
if (OSUtils::jsonBool(config["authorized"],false))
wasAuth = OSUtils::jsonBool(config["authorized"],false);
if (wasAuth)
nw->authorizedMembers.erase(memberId);
json &ips = config["ipAssignments"];
if (ips.is_array()) {
@ -234,35 +419,43 @@ void RethinkDB::_memberChanged(nlohmann::json &old,nlohmann::json &member)
nw2.reset(new _Network);
nw = nw2;
}
std::lock_guard<std::mutex> l(nw->lock);
nw->members[memberId] = config;
{
std::lock_guard<std::mutex> l(nw->lock);
if (OSUtils::jsonBool(config["activeBridge"],false))
nw->activeBridgeMembers.insert(memberId);
const bool isAuth = OSUtils::jsonBool(config["authorized"],false);
if (isAuth)
nw->authorizedMembers.insert(memberId);
json &ips = config["ipAssignments"];
if (ips.is_array()) {
for(unsigned long i=0;i<ips.size();++i) {
json &ipj = ips[i];
if (ipj.is_string()) {
const std::string ips = ipj;
InetAddress ipa(ips.c_str());
ipa.setPort(0);
nw->allocatedIps.insert(ipa);
nw->members[memberId] = config;
if (OSUtils::jsonBool(config["activeBridge"],false))
nw->activeBridgeMembers.insert(memberId);
isAuth = OSUtils::jsonBool(config["authorized"],false);
if (isAuth)
nw->authorizedMembers.insert(memberId);
json &ips = config["ipAssignments"];
if (ips.is_array()) {
for(unsigned long i=0;i<ips.size();++i) {
json &ipj = ips[i];
if (ipj.is_string()) {
const std::string ips = ipj;
InetAddress ipa(ips.c_str());
ipa.setPort(0);
nw->allocatedIps.insert(ipa);
}
}
}
if (!isAuth) {
const int64_t ldt = (int64_t)OSUtils::jsonInt(config["lastDeauthorizedTime"],0ULL);
if (ldt > nw->mostRecentDeauthTime)
nw->mostRecentDeauthTime = ldt;
}
}
if (!isAuth) {
const int64_t ldt = (int64_t)OSUtils::jsonInt(config["lastDeauthorizedTime"],0ULL);
if (ldt > nw->mostRecentDeauthTime)
nw->mostRecentDeauthTime = ldt;
}
_controller->onNetworkMemberUpdate(networkId,memberId);
}
}
if ((wasAuth)&&(!isAuth)&&(networkId)&&(memberId))
_controller->onNetworkMemberDeauthorize(networkId,memberId);
}
void RethinkDB::_networkChanged(nlohmann::json &old,nlohmann::json &network)
@ -281,8 +474,11 @@ void RethinkDB::_networkChanged(nlohmann::json &old,nlohmann::json &network)
nw2.reset(new _Network);
nw = nw2;
}
std::lock_guard<std::mutex> l2(nw->lock);
nw->config = config;
{
std::lock_guard<std::mutex> l2(nw->lock);
nw->config = config;
}
_controller->onNetworkUpdate(id);
}
}
} else if (old.is_object()) {
@ -306,3 +502,5 @@ int main(int argc,char **argv)
pause();
}
*/
#endif // ZT_CONTROLLER_USE_RETHINKDB

59
controller/RethinkDB.hpp
View File

@ -1,3 +1,23 @@
/*
* ZeroTier One - Network Virtualization Everywhere
* Copyright (C) 2011-2015 ZeroTier, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef ZT_CONTROLLER_USE_RETHINKDB
#ifndef ZT_CONTROLLER_RETHINKDB_HPP
#define ZT_CONTROLLER_RETHINKDB_HPP
@ -5,6 +25,7 @@
#include "../node/Address.hpp"
#include "../node/InetAddress.hpp"
#include "../osdep/OSUtils.hpp"
#include "../osdep/BlockingQueue.hpp"
#include <memory>
#include <string>
@ -15,9 +36,13 @@
#include "../ext/json/json.hpp"
#define ZT_CONTROLLER_RETHINKDB_COMMIT_THREADS 2
namespace ZeroTier
{
class EmbeddedNetworkController;
class RethinkDB
{
public:
@ -31,24 +56,41 @@ public:
int64_t mostRecentDeauthTime;
};
RethinkDB(const Address &myAddress,const char *host,const int port,const char *db,const char *auth);
RethinkDB(EmbeddedNetworkController *const nc,const Address &myAddress,const char *path);
~RethinkDB();
inline bool ready() const { return (_ready <= 0); }
inline void waitForReady() const
{
while (_ready > 0) {
if (!_waitNoticePrinted) {
_waitNoticePrinted = true;
fprintf(stderr,"NOTICE: controller RethinkDB waiting for initial data download..." ZT_EOL_S);
}
_readyLock.lock();
_readyLock.unlock();
}
}
inline bool hasNetwork(const uint64_t networkId) const
{
std::lock_guard<std::mutex> l(_networks_l);
return (_networks.find(networkId) != _networks.end());
}
bool get(const uint64_t networkId,nlohmann::json &network);
bool get(const uint64_t networkId,nlohmann::json &network,const uint64_t memberId,nlohmann::json &member);
bool get(const uint64_t networkId,nlohmann::json &network,const uint64_t memberId,nlohmann::json &member,NetworkSummaryInfo &info);
bool get(const uint64_t networkId,nlohmann::json &network,std::vector<nlohmann::json> &members);
bool summary(const uint64_t networkId,NetworkSummaryInfo &info);
void networks(std::vector<uint64_t> &networks);
void save(const nlohmann::json &record);
void eraseNetwork(const uint64_t networkId);
void eraseMember(const uint64_t networkId,const uint64_t memberId);
private:
struct _Network
{
@ -76,12 +118,13 @@ private:
info.mostRecentDeauthTime = nw->mostRecentDeauthTime;
}
EmbeddedNetworkController *const _controller;
const Address _myAddress;
std::string _myAddressStr;
std::string _host;
std::string _db;
std::string _auth;
const int _port;
int _port;
void *_networksDbWatcherConnection;
void *_membersDbWatcherConnection;
@ -89,13 +132,19 @@ private:
std::thread _membersDbWatcher;
std::unordered_map< uint64_t,std::shared_ptr<_Network> > _networks;
std::mutex _networks_l;
mutable std::mutex _networks_l;
BlockingQueue< std::unique_ptr<nlohmann::json> > _commitQueue;
std::thread _commitThread[ZT_CONTROLLER_RETHINKDB_COMMIT_THREADS];
mutable std::mutex _readyLock; // locked until ready
std::atomic<int> _ready;
std::atomic<int> _run;
mutable volatile bool _waitNoticePrinted;
};
} // namespace ZeroTier
#endif
#endif // ZT_CONTROLLER_USE_RETHINKDB