Strip out old Service code, add new service message type.

node/IncomingPacket.cpp

@@ -39,7 +39,6 @@
 #include "Switch.hpp"
 #include "Peer.hpp"
 #include "NodeConfig.hpp"
-#include "Service.hpp"
 #include "SoftwareUpdater.hpp"
 
 namespace ZeroTier {
@@ -85,7 +84,6 @@ bool IncomingPacket::tryDecode(const RuntimeEnvironment *RR)
 				case Packet::VERB_MULTICAST_LIKE:                 return _doMULTICAST_LIKE(RR,peer);
 				case Packet::VERB_NETWORK_MEMBERSHIP_CERTIFICATE: return _doNETWORK_MEMBERSHIP_CERTIFICATE(RR,peer);
 				case Packet::VERB_NETWORK_CONFIG_REQUEST:         return _doNETWORK_CONFIG_REQUEST(RR,peer);
-				case Packet::VERB_NETWORK_CONFIG_REFRESH:         return _doNETWORK_CONFIG_REFRESH(RR,peer);
 				case Packet::VERB_MULTICAST_GATHER:               return _doMULTICAST_GATHER(RR,peer);
 				case Packet::VERB_MULTICAST_FRAME:                return _doMULTICAST_FRAME(RR,peer);
 			}
@@ -714,43 +712,6 @@ bool IncomingPacket::_doNETWORK_CONFIG_REQUEST(const RuntimeEnvironment *RR,cons
 {
 	try {
 		uint64_t nwid = at<uint64_t>(ZT_PROTO_VERB_NETWORK_CONFIG_REQUEST_IDX_NETWORK_ID);
-
-#ifndef __WINDOWS__
-		if (RR->netconfService) {
-			char tmp[128];
-			unsigned int dictLen = at<uint16_t>(ZT_PROTO_VERB_NETWORK_CONFIG_REQUEST_IDX_DICT_LEN);
-
-			Dictionary request;
-			if (dictLen)
-				request["meta"] = std::string((const char *)field(ZT_PROTO_VERB_NETWORK_CONFIG_REQUEST_IDX_DICT,dictLen),dictLen);
-			request["type"] = "netconf-request";
-			request["peerId"] = peer->identity().toString(false);
-			Utils::snprintf(tmp,sizeof(tmp),"%.16llx",(unsigned long long)nwid);
-			request["nwid"] = tmp;
-			Utils::snprintf(tmp,sizeof(tmp),"%.16llx",(unsigned long long)packetId());
-			request["requestId"] = tmp;
-			if (!hops())
-				request["from"] = _remoteAddress.toString();
-			//TRACE("to netconf:\n%s",request.toString().c_str());
-			RR->netconfService->send(request);
-		} else {
-#endif // !__WINDOWS__
-
-			// Send unsupported operation if there is no netconf service
-			// configured on this node (or if this is a Windows machine,
-			// which doesn't support that at all).
-			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);
-			outp.append(nwid);
-			outp.armor(peer->key(),true);
-			_fromSock->send(_remoteAddress,outp.data(),outp.size());
-
-#ifndef __WINDOWS__
-		}
-#endif // !__WINDOWS__
-
 		peer->received(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());
@@ -760,27 +721,6 @@ bool IncomingPacket::_doNETWORK_CONFIG_REQUEST(const RuntimeEnvironment *RR,cons
 	return true;
 }
 
-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(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->received(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 ( ... ) {
-		TRACE("dropped NETWORK_CONFIG_REFRESH from %s(%s): unexpected exception: (unknown)",source().toString().c_str(),_remoteAddress.toString().c_str());
-	}
-	return true;
-}
-
 bool IncomingPacket::_doMULTICAST_GATHER(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer)
 {
 	try {

node/IncomingPacket.hpp

@@ -125,7 +125,6 @@ private:
 	bool _doMULTICAST_LIKE(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer);
 	bool _doNETWORK_MEMBERSHIP_CERTIFICATE(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer);
 	bool _doNETWORK_CONFIG_REQUEST(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer);
-	bool _doNETWORK_CONFIG_REFRESH(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer);
 	bool _doMULTICAST_GATHER(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer);
 	bool _doMULTICAST_FRAME(const RuntimeEnvironment *RR,const SharedPtr<Peer> &peer);
 

node/Node.cpp

@@ -71,7 +71,6 @@
 #include "MulticastGroup.hpp"
 #include "Multicaster.hpp"
 #include "Mutex.hpp"
-#include "Service.hpp"
 #include "SoftwareUpdater.hpp"
 #include "Buffer.hpp"
 #include "AntiRecursion.hpp"
@@ -101,9 +100,6 @@ struct _NodeImpl
 
 		running = false;
 
-#ifndef __WINDOWS__
-		delete renv.netconfService;
-#endif
 		delete renv.updater;  renv.updater = (SoftwareUpdater *)0;
 		delete renv.nc;       renv.nc = (NodeConfig *)0;            // shut down all networks, close taps, etc.
 		delete renv.topology; renv.topology = (Topology *)0;        // now we no longer need routing info
@@ -125,93 +121,6 @@ struct _NodeImpl
 	}
 };
 
-#ifndef __WINDOWS__ // "services" are not supported on Windows
-static void _netconfServiceMessageHandler(void *renv,Service &svc,const Dictionary &msg)
-{
-	if (!renv)
-		return; // sanity check
-	const RuntimeEnvironment *RR = (const RuntimeEnvironment *)renv;
-
-	try {
-		//TRACE("from netconf:\n%s",msg.toString().c_str());
-		const std::string &type = msg.get("type");
-		if (type == "ready") {
-			LOG("received 'ready' from netconf.service, sending netconf-init with identity information...");
-			Dictionary initMessage;
-			initMessage["type"] = "netconf-init";
-			initMessage["netconfId"] = RR->identity.toString(true);
-			RR->netconfService->send(initMessage);
-		} else if (type == "netconf-response") {
-			uint64_t inRePacketId = strtoull(msg.get("requestId").c_str(),(char **)0,16);
-			uint64_t nwid = strtoull(msg.get("nwid").c_str(),(char **)0,16);
-			Address peerAddress(msg.get("peer").c_str());
-
-			if (peerAddress) {
-				if (msg.contains("error")) {
-					Packet::ErrorCode errCode = Packet::ERROR_INVALID_REQUEST;
-					const std::string &err = msg.get("error");
-					if (err == "OBJ_NOT_FOUND")
-						errCode = Packet::ERROR_OBJ_NOT_FOUND;
-					else if (err == "ACCESS_DENIED")
-						errCode = Packet::ERROR_NETWORK_ACCESS_DENIED_;
-
-					Packet outp(peerAddress,RR->identity.address(),Packet::VERB_ERROR);
-					outp.append((unsigned char)Packet::VERB_NETWORK_CONFIG_REQUEST);
-					outp.append(inRePacketId);
-					outp.append((unsigned char)errCode);
-					outp.append(nwid);
-					RR->sw->send(outp,true);
-				} else if (msg.contains("netconf")) {
-					const std::string &netconf = msg.get("netconf");
-					if (netconf.length() < 2048) { // sanity check
-						Packet outp(peerAddress,RR->identity.address(),Packet::VERB_OK);
-						outp.append((unsigned char)Packet::VERB_NETWORK_CONFIG_REQUEST);
-						outp.append(inRePacketId);
-						outp.append(nwid);
-						outp.append((uint16_t)netconf.length());
-						outp.append(netconf.data(),netconf.length());
-						outp.compress();
-						RR->sw->send(outp,true);
-					}
-				}
-			}
-		} else if (type == "netconf-push") {
-			if (msg.contains("to")) {
-				Dictionary to(msg.get("to")); // key: peer address, value: comma-delimited network list
-				for(Dictionary::iterator t(to.begin());t!=to.end();++t) {
-					Address ztaddr(t->first);
-					if (ztaddr) {
-						Packet outp(ztaddr,RR->identity.address(),Packet::VERB_NETWORK_CONFIG_REFRESH);
-
-						char *saveptr = (char *)0;
-						// Note: this loop trashes t->second, which is quasi-legal C++ but
-						// shouldn't break anything as long as we don't try to use 'to'
-						// for anything interesting after doing this.
-						for(char *p=Utils::stok(const_cast<char *>(t->second.c_str()),",",&saveptr);(p);p=Utils::stok((char *)0,",",&saveptr)) {
-							uint64_t nwid = Utils::hexStrToU64(p);
-							if (nwid) {
-								if ((outp.size() + sizeof(uint64_t)) >= ZT_UDP_DEFAULT_PAYLOAD_MTU) {
-									RR->sw->send(outp,true);
-									outp.reset(ztaddr,RR->identity.address(),Packet::VERB_NETWORK_CONFIG_REFRESH);
-								}
-								outp.append(nwid);
-							}
-						}
-
-						if (outp.payloadLength())
-							RR->sw->send(outp,true);
-					}
-				}
-			}
-		}
-	} catch (std::exception &exc) {
-		LOG("unexpected exception parsing response from netconf service: %s",exc.what());
-	} catch ( ... ) {
-		LOG("unexpected exception parsing response from netconf service: unknown exception");
-	}
-}
-#endif // !__WINDOWS__
-
 Node::Node(
 	const char *hp,
 	EthernetTapFactory *tf,
@@ -450,24 +359,6 @@ Node::ReasonForTermination Node::run()
 		return impl->terminateBecause(Node::NODE_UNRECOVERABLE_ERROR,"unknown exception during initialization");
 	}
 
-	// Start external service subprocesses, which is only used by special nodes
-	// right now and isn't available on Windows.
-#ifndef __WINDOWS__
-	try {
-		std::string netconfServicePath(RR->homePath + ZT_PATH_SEPARATOR_S + "services.d" + ZT_PATH_SEPARATOR_S + "netconf.service");
-		if (Utils::fileExists(netconfServicePath.c_str())) {
-			LOG("netconf.d/netconf.service appears to exist, starting...");
-			RR->netconfService = new Service(RR,"netconf",netconfServicePath.c_str(),&_netconfServiceMessageHandler,RR);
-			Dictionary initMessage;
-			initMessage["type"] = "netconf-init";
-			initMessage["netconfId"] = RR->identity.toString(true);
-			RR->netconfService->send(initMessage);
-		}
-	} catch ( ... ) {
-		LOG("unexpected exception attempting to start services");
-	}
-#endif
-
 	// Core I/O loop
 	try {
 		/* Shut down if this file exists but fails to open. This is used on Mac to

node/Packet.cpp

@@ -50,6 +50,7 @@ const char *Packet::verbString(Verb v)
 		case VERB_NETWORK_CONFIG_REFRESH: return "NETWORK_CONFIG_REFRESH";
 		case VERB_MULTICAST_GATHER: return "MULTICAST_GATHER";
 		case VERB_MULTICAST_FRAME: return "MULTICAST_FRAME";
+		case VERB_SERVICE_MESSAGE: return "SERVICE_MESSAGE";
 	}
 	return "(unknown)";
 }

node/Packet.hpp

@@ -55,7 +55,7 @@
  * 3 - 0.5.0 ... 0.6.0
  *   * Yet another multicast redesign
  *   * New crypto completely changes key agreement cipher
- * 4 - 0.6.0 ... 0.9.2
+ * 4 - 0.6.0 ... CURRENT
  *   * New identity format based on hashcash design
  *
  * This isn't going to change again for a long time unless your
@@ -722,17 +722,7 @@ public:
 		 */
 		VERB_NETWORK_CONFIG_REQUEST = 11,
 
-		/* Network configuration refresh request:
-		 *   <[...] array of 64-bit network IDs>
-		 *
-		 * This message can be sent by the network configuration master node
-		 * to request that nodes refresh their network configuration. It can
-		 * thus be used to "push" updates so that network config changes will
-		 * take effect quickly.
-		 *
-		 * It does not generate an OK or ERROR message, and is treated only as
-		 * a hint to refresh now.
-		 */
+		/* DEPRECATED -- was never actually used */
 		VERB_NETWORK_CONFIG_REFRESH = 12,
 
 		/* Request endpoints for multicast distribution:
@@ -812,7 +802,40 @@ public:
 		 *   <[6] multicast group MAC>
 		 *   <[4] 32-bit multicast group ADI>
 		 */
-		VERB_MULTICAST_FRAME = 14
+		VERB_MULTICAST_FRAME = 14,
+
+		/* Message or query to a service:
+		 *   <[8] 64-bit service identifier>
+		 *   <[1] flags>
+		 *  [<[...] payload to service>]
+		 *
+		 * Flags are currently unused and must be zero.
+		 *
+		 * Services allow out-of-band extensions to be added to the
+		 * ZeroTier peer-to-peer network without having to mix them
+		 * with the Ethernet virtualization layer. Right now this
+		 * includes the network configuration (netconf) service, and
+		 * in the future could include things like DHTs, caching,
+		 * mesh net functionality, extensions to cryptographic or
+		 * authentication services, remote administration, remote
+		 * debugging, etc.
+		 *
+		 * Service identifiers less than or equal to 0xffff (65535)
+		 * are reserved for use by ZeroTier Networks, with ID 0 being
+		 * the netconf service that provisions and configures virtual
+		 * networks. These IDs should not be used by third party
+		 * developers. IDs above 65535 can be used, and should be
+		 * assigned using something like a cryptographic random number
+		 * generator to minimize the potential for collisions.
+		 *
+		 * OK responses to this message contain the same fields as
+		 * above, and their meaning is service-dependent.
+		 *
+		 * ERROR_UNSUPPORTED_OPERATION may optionally be returned if
+		 * the queried service ID is not available on this node.
+		 * Payload consists of the 64-bit service ID queried.
+		 */
+		VERB_SERVICE_MESSAGE = 15
 	};
 
 	/**

node/RuntimeEnvironment.hpp

@@ -40,7 +40,6 @@ class Logger;
 class Switch;
 class Topology;
 class CMWC4096;
-class Service;
 class Node;
 class SoftwareUpdater;
 class SocketManager;
@@ -85,9 +84,6 @@ public:
 		nc((NodeConfig *)0),
 		node((Node *)0),
 		updater((SoftwareUpdater *)0)
-#ifndef __WINDOWS__
-		,netconfService((Service *)0)
-#endif
 	{
 	}
 
@@ -133,9 +129,6 @@ public:
 	NodeConfig *nc;
 	Node *node;
 	SoftwareUpdater *updater; // null if software updates are not enabled
-#ifndef __WINDOWS__
-	Service *netconfService; // null if no netconf service running
-#endif
 };
 
 } // namespace ZeroTier

node/Service.cpp

@@ -1,222 +0,0 @@
-/*
- * ZeroTier One - Global Peer to Peer Ethernet
- * Copyright (C) 2011-2014  ZeroTier Networks LLC
- *
- * 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/>.
- *
- * --
- *
- * ZeroTier may be used and distributed under the terms of the GPLv3, which
- * are available at: http://www.gnu.org/licenses/gpl-3.0.html
- *
- * If you would like to embed ZeroTier into a commercial application or
- * redistribute it in a modified binary form, please contact ZeroTier Networks
- * LLC. Start here: http://www.zerotier.com/
- */
-
-#include "Constants.hpp"
-
-#ifndef __WINDOWS__
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <string.h>
-#include <signal.h>
-#include <time.h>
-#include <fcntl.h>
-#include <errno.h>
-#include <sys/time.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/select.h>
-#include <sys/wait.h>
-
-#include "Constants.hpp"
-#include "Service.hpp"
-#include "RuntimeEnvironment.hpp"
-#include "Utils.hpp"
-#include "Logger.hpp"
-
-namespace ZeroTier {
-
-Service::Service(const RuntimeEnvironment *renv,const char *name,const char *path,void (*handler)(void *,Service &,const Dictionary &),void *arg) :
-	RR(renv),
-	_path(path),
-	_name(name),
-	_arg(arg),
-	_handler(handler),
-	_pid(-1),
-	_childStdin(0),
-	_childStdout(0),
-	_childStderr(0),
-	_run(true)
-{
-	_thread = Thread::start(this);
-}
-
-Service::~Service()
-{
-	_run = false;
-	long pid = _pid;
-	if (pid > 0) {
-		int st = 0;
-		::kill(pid,SIGTERM);
-		for(int i=0;i<20;++i) {
-			if (waitpid(pid,&st,WNOHANG) == pid) {
-				pid = 0;
-				break;
-			}
-			Thread::sleep(100);
-		}
-		if (pid > 0) {
-			::kill(pid,SIGKILL);
-			waitpid(pid,&st,0);
-		}
-	}
-	Thread::join(_thread);
-}
-
-bool Service::send(const Dictionary &msg)
-{
-	if (_childStdin <= 0)
-		return false;
-	std::string mser(msg.toString());
-	mser.append(ZT_EOL_S);
-	return ((long)::write(_childStdin,mser.data(),mser.length()) == (long)mser.length());
-}
-
-void Service::threadMain()
-	throw()
-{
-	char buf[16384];
-	fd_set readfds,writefds,exceptfds;
-	struct timeval tv;
-	int eolsInARow = 0;
-	std::string stderrBuf,stdoutBuf;
-
-	while (_run) {
-		if (_pid <= 0) {
-			LOG("launching service %s...",_name.c_str());
-
-			int in[2],out[2],err[2];
-			pipe(in);
-			pipe(out);
-			pipe(err);
-
-			long pid = vfork();
-			if (pid < 0) {
-				LOG("service %s terminating: could not fork!",_name.c_str());
-				return;
-			} else if (pid) {
-				// Parent
-				close(in[0]);
-				close(out[1]);
-				close(err[1]);
-				Thread::sleep(500); // give child time to start
-				_childStdin = in[1];
-				_childStdout = out[0];
-				_childStderr = err[0];
-				fcntl(_childStdout,F_SETFL,O_NONBLOCK);
-				fcntl(_childStderr,F_SETFL,O_NONBLOCK);
-				_pid = pid;
-			} else {
-				// Child
-				close(in[1]);
-				close(out[0]);
-				close(err[0]);
-				dup2(in[0],STDIN_FILENO);
-				dup2(out[1],STDOUT_FILENO);
-				dup2(err[1],STDERR_FILENO);
-				setenv("ZT_HOME",RR->homePath.c_str(),1);
-				chdir(RR->homePath.c_str());
-				execl(_path.c_str(),_path.c_str(),RR->homePath.c_str(),(const char *)0);
-				exit(-1);
-			}
-		} else {
-			int st = 0;
-			if (waitpid(_pid,&st,WNOHANG) == _pid) {
-				if (_childStdin > 0) close(_childStdin);
-				_childStdin = 0;
-				if (_childStdout > 0) close(_childStdout);
-				if (_childStderr > 0) close(_childStderr);
-				_pid = 0;
-
-				if (!_run)
-					return;
-
-				LOG("service %s exited with exit code: %d, delaying 1s to attempt relaunch",_name.c_str(),st);
-
-				Thread::sleep(1000); // wait to relaunch
-				continue;
-			}
-		}
-
-		// If we've made it here, _pid is running last we checked.
-
-		FD_ZERO(&readfds);
-		FD_ZERO(&writefds);
-		FD_ZERO(&exceptfds);
-
-		FD_SET(_childStdout,&readfds);
-		FD_SET(_childStderr,&readfds);
-
-		tv.tv_sec = 1;
-		tv.tv_usec = 0;
-		::select(std::max(_childStdout,_childStderr)+1,&readfds,&writefds,&exceptfds,&tv);
-
-		if (!_run) {
-			if (_childStdin > 0) ::close(_childStdin);
-			_childStdin = 0;
-			if (_childStdout > 0) ::close(_childStdout);
-			if (_childStderr > 0) ::close(_childStderr);
-			return;
-		}
-
-		if ((_childStderr > 0)&&(FD_ISSET(_childStderr,&readfds))) {
-			int n = (int)::read(_childStderr,buf,sizeof(buf));
-			for(int i=0;i<n;++i) {
-				if ((buf[i] == '\r')||(buf[i] == '\n')) {
-					stderrBuf = Utils::trim(stderrBuf);
-					if (stderrBuf.length())
-						LOG("service %s: %s",_name.c_str(),stderrBuf.c_str());
-					stderrBuf = "";
-				} else stderrBuf.push_back(buf[i]);
-			}
-		}
-
-		if ((_childStdout > 0)&&(FD_ISSET(_childStdout,&readfds))) {
-			int n = (int)::read(_childStdout,buf,sizeof(buf));
-			for(int i=0;i<n;++i) {
-				if ((buf[i] == '\n')||(buf[i] == '\r')) {
-					if (buf[i] == '\n')
-						++eolsInARow;
-				} else eolsInARow = 0;
-
-				if (eolsInARow >= 2) {
-					// Two CRs in a row ends a message
-					try {
-						_handler(_arg,*this,Dictionary(stdoutBuf));
-						stdoutBuf = "";
-					} catch ( ... ) {} // handlers should not throw
-				} else stdoutBuf.push_back(buf[i]);
-			}
-		}
-	}
-}
-
-} // namespace ZeroTier
-
-#endif // __WINDOWS__
-

node/Service.hpp

@@ -1,122 +0,0 @@
-/*
- * ZeroTier One - Global Peer to Peer Ethernet
- * Copyright (C) 2011-2014  ZeroTier Networks LLC
- *
- * 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/>.
- *
- * --
- *
- * ZeroTier may be used and distributed under the terms of the GPLv3, which
- * are available at: http://www.gnu.org/licenses/gpl-3.0.html
- *
- * If you would like to embed ZeroTier into a commercial application or
- * redistribute it in a modified binary form, please contact ZeroTier Networks
- * LLC. Start here: http://www.zerotier.com/
- */
-
-#ifndef ZT_SERVICE_HPP
-#define ZT_SERVICE_HPP
-
-#include <string>
-#include <stdexcept>
-
-#include "Constants.hpp"
-#include "Dictionary.hpp"
-#include "Thread.hpp"
-
-namespace ZeroTier {
-
-class RuntimeEnvironment;
-
-#ifndef __WINDOWS__
-/**
- * A subprocess that communicates with the host via a simple protocol
- *
- * This is currently only supported on *nix systems, and is used to implement
- * special plugins that are used by supernodes and network configuration
- * master nodes. Users will probably have no use for it.
- *
- * The simple binary protocol consists of a bidirectional stream of string-
- * serialized Dictionaries prefixed by a 32-bit message length. Input
- * messages are sent to the subprocess via its stdin, and output is read
- * from its stdout. Messages printed by the subprocess on its stderr are
- * logged via the standard Logger instance. If the subprocess dies, an
- * attempt is made to restart it every second.
- */
-class Service
-{
-public:
-	/**
-	 * Create and launch a new service
-	 *
-	 * @param renv Runtime environment
-	 * @param name Name of service
-	 * @param path Path to service binary
-	 * @param handler Handler function to call when service generates output
-	 * @param arg First argument to service
-	 */
-	Service(const RuntimeEnvironment *renv,
-	        const char *name,
-	        const char *path,
-	        void (*handler)(void *,Service &,const Dictionary &),
-	        void *arg);
-
-	~Service();
-
-	/**
-	 * Send a message to service subprocess
-	 *
-	 * @param msg Message in key/value dictionary form
-	 * @return True if message was sent
-	 */
-	bool send(const Dictionary &msg);
-
-	/**
-	 * @return Name of service
-	 */
-	inline const char *name() const throw() { return _name.c_str(); }
-
-	/**
-	 * @return True if subprocess is running
-	 */
-	inline bool running() const throw() { return (_pid > 0); }
-
-	/**
-	 * Thread main method; do not call elsewhere
-	 */
-	void threadMain()
-		throw();
-
-private:
-	const RuntimeEnvironment *RR;
-
-	Thread _thread;
-
-	std::string _path;
-	std::string _name;
-	void *_arg;
-	void (*_handler)(void *,Service &,const Dictionary &);
-	volatile long _pid;
-
-	volatile int _childStdin;
-	volatile int _childStdout;
-	volatile int _childStderr;
-
-	volatile bool _run;
-};
-#endif // __WINDOWS__
-
-} // namespace ZeroTier
-
-#endif

objects.mk

@@ -25,7 +25,6 @@ OBJS=\
 	node/Poly1305.o \
 	node/RoutingTable.o \
 	node/Salsa20.o \
-	node/Service.o \
 	node/SoftwareUpdater.o \
 	node/SHA512.o \
 	node/Switch.o \