mirror of
https://github.com/zerotier/ZeroTierOne.git
synced 2024-12-19 04:57:53 +00:00
888 lines
28 KiB
C++
888 lines
28 KiB
C++
/*
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* ZeroTier One - Global Peer to Peer Ethernet
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* Copyright (C) 2011-2014 ZeroTier Networks LLC
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* --
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*
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* ZeroTier may be used and distributed under the terms of the GPLv3, which
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* are available at: http://www.gnu.org/licenses/gpl-3.0.html
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*
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* If you would like to embed ZeroTier into a commercial application or
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* redistribute it in a modified binary form, please contact ZeroTier Networks
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* LLC. Start here: http://www.zerotier.com/
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*/
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// Uncomment on Windows to assume -C and run in console instead of service
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// Useful for Visual Studio debugging (launch VS as Administrator to run)
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//#define ZT_WIN_RUN_IN_CONSOLE
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <errno.h>
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#include <string>
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#include <stdexcept>
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#include "node/Constants.hpp"
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#ifdef __WINDOWS__
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#include <WinSock2.h>
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#include <Windows.h>
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#include <tchar.h>
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#include <wchar.h>
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#include <lmcons.h>
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#include <newdev.h>
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#include <atlbase.h>
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#include "windows/ZeroTierOne/ServiceInstaller.h"
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#include "windows/ZeroTierOne/ServiceBase.h"
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#include "windows/ZeroTierOne/ZeroTierOneService.h"
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#else
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#include <unistd.h>
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#include <pwd.h>
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#include <fcntl.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <signal.h>
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#endif
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#include "node/Constants.hpp"
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#include "node/Defaults.hpp"
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#include "node/Utils.hpp"
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#include "node/Node.hpp"
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#include "node/C25519.hpp"
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#include "node/Identity.hpp"
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#include "node/Thread.hpp"
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#include "node/CertificateOfMembership.hpp"
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#include "node/EthernetTapFactory.hpp"
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#include "node/RoutingTable.hpp"
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#include "node/SocketManager.hpp"
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#include "control/NodeControlClient.hpp"
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#include "control/NodeControlService.hpp"
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#include "osnet/NativeSocketManager.hpp"
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#ifdef __WINDOWS__
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#include "osnet/WindowsEthernetTapFactory.hpp"
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#include "osnet/WindowsRoutingTable.hpp"
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#define ZTCreatePlatformEthernetTapFactory (new WindowsEthernetTapFactory(homeDir))
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#define ZTCreatePlatformRoutingTable (new WindowsRoutingTable())
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#endif
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#ifdef __LINUX__
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#include "osnet/LinuxEthernetTapFactory.hpp"
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#include "osnet/LinuxRoutingTable.hpp"
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#define ZTCreatePlatformEthernetTapFactory (new LinuxEthernetTapFactory())
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#define ZTCreatePlatformRoutingTable (new LinuxRoutingTable())
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#endif
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#ifdef __APPLE__
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#include "osnet/OSXEthernetTapFactory.hpp"
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#include "osnet/BSDRoutingTable.hpp"
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#define ZTCreatePlatformEthernetTapFactory (new OSXEthernetTapFactory(homeDir,"tap.kext"))
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#define ZTCreatePlatformRoutingTable (new BSDRoutingTable())
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#endif
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#ifndef ZTCreatePlatformEthernetTapFactory
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#error Sorry, this platform has no osnet/ implementation yet. Fork me on GitHub and add one?
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#endif
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using namespace ZeroTier;
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static Node *node = (Node *)0;
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namespace ZeroTierCLI { // ---------------------------------------------------
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static void printHelp(FILE *out,const char *cn)
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{
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fprintf(out,"Usage: %s <command> (use 'help' for help)"ZT_EOL_S,cn);
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}
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static void _CBresultHandler(void *arg,const char *line)
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{
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if (line) {
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if ((line[0] == '.')&&(line[1] == (char)0)) {
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fflush(stdout);
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::exit(0); // terminate CLI on end of message
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} else {
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fprintf(stdout,"%s"ZT_EOL_S,line);
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}
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}
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}
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#ifdef __WINDOWS__
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static int main(const char *homeDir,int argc,_TCHAR* argv[])
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#else
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static int main(const char *homeDir,int argc,char **argv)
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#endif
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{
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if (argc < 2) {
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printHelp(stdout,argv[0]);
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return 1;
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}
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std::string query;
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for(int i=1;i<argc;++i) {
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if (argv[i][0] == '-') {
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switch(argv[i][1]) {
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case 'q': // ignore -q since it's used to invoke this
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break;
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case 'h':
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default:
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printHelp(stdout,argv[0]);
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return 1;
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}
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} else if ((!homeDir)||(strcmp(homeDir,argv[i]))) {
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if (query.length())
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query.push_back(' ');
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query.append(argv[i]);
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}
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}
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if (!query.length()) {
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printHelp(stdout,argv[0]);
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return 1;
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}
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if (!homeDir)
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homeDir = ZT_DEFAULTS.defaultHomePath.c_str();
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try {
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std::string buf;
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if (!Utils::readFile((std::string(homeDir) + ZT_PATH_SEPARATOR_S + "identity.public").c_str(),buf)) {
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fprintf(stderr,"%s: fatal error: unable to read node address from identity.public in home path"ZT_EOL_S,argv[0]);
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return 1;
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}
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Identity id;
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if (!id.fromString(buf)) {
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fprintf(stderr,"%s: fatal error: unable to read node address from identity.public in home path"ZT_EOL_S,argv[0]);
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return 1;
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}
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std::string authToken(NodeControlClient::getAuthToken((std::string(homeDir) + ZT_PATH_SEPARATOR_S + "authtoken.secret").c_str(),false));
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if (!authToken.length())
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authToken = NodeControlClient::getAuthToken(NodeControlClient::authTokenDefaultUserPath(),false);
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if (!authToken.length()) {
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fprintf(stderr,"%s: fatal error: unable to read authentication token from home path or user home"ZT_EOL_S,argv[0]);
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return 1;
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}
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NodeControlClient client((std::string(ZT_IPC_ENDPOINT_BASE) + id.address().toString()).c_str(),authToken.c_str(),&_CBresultHandler,(void *)0);
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const char *err = client.error();
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if (err) {
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fprintf(stderr,"%s: fatal error: unable to connect (is ZeroTier One running?) (%s)"ZT_EOL_S,argv[0],err);
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return 1;
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}
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client.send(query.c_str());
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for(;;) { Thread::sleep(60000); } // exit() is called at end of message from handler
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} catch (std::exception &exc) {
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fprintf(stderr,"%s: fatal error: unable to connect (is ZeroTier One running?) (%s)"ZT_EOL_S,argv[0],exc.what());
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return 1;
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} catch ( ... ) {
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fprintf(stderr,"%s: fatal error: unable to connect (is ZeroTier One running?) (unknown exception)"ZT_EOL_S,argv[0]);
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return 1;
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}
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return 0;
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}
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} // namespace ZeroTierCLI ---------------------------------------------------
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namespace ZeroTierIdTool { // ------------------------------------------------
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static void printHelp(FILE *out,const char *pn)
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{
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fprintf(out,"Usage: %s <command> [<args>]"ZT_EOL_S""ZT_EOL_S"Commands:"ZT_EOL_S,pn);
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fprintf(out," generate [<identity.secret>] [<identity.public>]"ZT_EOL_S);
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fprintf(out," validate <identity.secret/public>"ZT_EOL_S);
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fprintf(out," getpublic <identity.secret>"ZT_EOL_S);
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fprintf(out," sign <identity.secret> <file>"ZT_EOL_S);
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fprintf(out," verify <identity.secret/public> <file> <signature>"ZT_EOL_S);
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fprintf(out," mkcom <identity.secret> [<id,value,maxDelta> ...] (hexadecimal integers)"ZT_EOL_S);
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}
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static Identity getIdFromArg(char *arg)
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{
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Identity id;
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if ((strlen(arg) > 32)&&(arg[10] == ':')) { // identity is a literal on the command line
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if (id.fromString(arg))
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return id;
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} else { // identity is to be read from a file
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std::string idser;
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if (Utils::readFile(arg,idser)) {
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if (id.fromString(idser))
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return id;
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}
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}
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return Identity();
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}
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#ifdef __WINDOWS__
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static int main(int argc,_TCHAR* argv[])
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#else
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static int main(int argc,char **argv)
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#endif
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{
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if (argc < 2) {
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printHelp(stdout,argv[0]);
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return 1;
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}
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if (!strcmp(argv[1],"generate")) {
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Identity id;
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id.generate();
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std::string idser = id.toString(true);
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if (argc >= 3) {
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if (!Utils::writeFile(argv[2],idser)) {
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fprintf(stderr,"Error writing to %s"ZT_EOL_S,argv[2]);
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return 1;
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} else printf("%s written"ZT_EOL_S,argv[2]);
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if (argc >= 4) {
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idser = id.toString(false);
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if (!Utils::writeFile(argv[3],idser)) {
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fprintf(stderr,"Error writing to %s"ZT_EOL_S,argv[3]);
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return 1;
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} else printf("%s written"ZT_EOL_S,argv[3]);
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}
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} else printf("%s",idser.c_str());
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} else if (!strcmp(argv[1],"validate")) {
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if (argc < 3) {
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printHelp(stdout,argv[0]);
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return 1;
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}
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Identity id = getIdFromArg(argv[2]);
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if (!id) {
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fprintf(stderr,"Identity argument invalid or file unreadable: %s"ZT_EOL_S,argv[2]);
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return 1;
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}
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if (!id.locallyValidate()) {
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fprintf(stderr,"%s FAILED validation."ZT_EOL_S,argv[2]);
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return 1;
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} else printf("%s is a valid identity"ZT_EOL_S,argv[2]);
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} else if (!strcmp(argv[1],"getpublic")) {
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if (argc < 3) {
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printHelp(stdout,argv[0]);
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return 1;
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}
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Identity id = getIdFromArg(argv[2]);
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if (!id) {
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fprintf(stderr,"Identity argument invalid or file unreadable: %s"ZT_EOL_S,argv[2]);
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return 1;
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}
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printf("%s",id.toString(false).c_str());
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} else if (!strcmp(argv[1],"sign")) {
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if (argc < 4) {
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printHelp(stdout,argv[0]);
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return 1;
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}
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Identity id = getIdFromArg(argv[2]);
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if (!id) {
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fprintf(stderr,"Identity argument invalid or file unreadable: %s"ZT_EOL_S,argv[2]);
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return 1;
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}
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if (!id.hasPrivate()) {
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fprintf(stderr,"%s does not contain a private key (must use private to sign)"ZT_EOL_S,argv[2]);
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return 1;
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}
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std::string inf;
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if (!Utils::readFile(argv[3],inf)) {
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fprintf(stderr,"%s is not readable"ZT_EOL_S,argv[3]);
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return 1;
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}
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C25519::Signature signature = id.sign(inf.data(),(unsigned int)inf.length());
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printf("%s",Utils::hex(signature.data,(unsigned int)signature.size()).c_str());
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} else if (!strcmp(argv[1],"verify")) {
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if (argc < 4) {
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printHelp(stdout,argv[0]);
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return 1;
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}
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Identity id = getIdFromArg(argv[2]);
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if (!id) {
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fprintf(stderr,"Identity argument invalid or file unreadable: %s"ZT_EOL_S,argv[2]);
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return 1;
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}
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std::string inf;
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if (!Utils::readFile(argv[3],inf)) {
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fprintf(stderr,"%s is not readable"ZT_EOL_S,argv[3]);
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return 1;
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}
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std::string signature(Utils::unhex(argv[4]));
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if ((signature.length() > ZT_ADDRESS_LENGTH)&&(id.verify(inf.data(),(unsigned int)inf.length(),signature.data(),(unsigned int)signature.length()))) {
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printf("%s signature valid"ZT_EOL_S,argv[3]);
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} else {
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fprintf(stderr,"%s signature check FAILED"ZT_EOL_S,argv[3]);
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return 1;
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}
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} else if (!strcmp(argv[1],"mkcom")) {
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if (argc < 3) {
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printHelp(stdout,argv[0]);
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return 1;
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}
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Identity id = getIdFromArg(argv[2]);
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if ((!id)||(!id.hasPrivate())) {
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fprintf(stderr,"Identity argument invalid, does not include private key, or file unreadable: %s"ZT_EOL_S,argv[2]);
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return 1;
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}
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CertificateOfMembership com;
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for(int a=3;a<argc;++a) {
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std::vector<std::string> params(Utils::split(argv[a],",","",""));
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if (params.size() == 3) {
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uint64_t qId = Utils::hexStrToU64(params[0].c_str());
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uint64_t qValue = Utils::hexStrToU64(params[1].c_str());
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uint64_t qMaxDelta = Utils::hexStrToU64(params[2].c_str());
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com.setQualifier(qId,qValue,qMaxDelta);
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}
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}
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if (!com.sign(id)) {
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fprintf(stderr,"Signature of certificate of membership failed."ZT_EOL_S);
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return 1;
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}
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printf("%s",com.toString().c_str());
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} else {
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printHelp(stdout,argv[0]);
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return 1;
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}
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return 0;
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}
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} // namespace ZeroTierIdTool ------------------------------------------------
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#ifdef __UNIX_LIKE__
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static void sighandlerHup(int sig)
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{
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Node *n = node;
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if (n)
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n->resync();
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}
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static void sighandlerQuit(int sig)
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{
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Node *n = node;
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if (n)
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n->terminate(Node::NODE_NORMAL_TERMINATION,"terminated by signal");
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else exit(0);
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}
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#endif
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#ifdef __WINDOWS__
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// Console signal handler routine to allow CTRL+C to work, mostly for testing
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static BOOL WINAPI _winConsoleCtrlHandler(DWORD dwCtrlType)
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{
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switch(dwCtrlType) {
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case CTRL_C_EVENT:
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case CTRL_BREAK_EVENT:
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case CTRL_CLOSE_EVENT:
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case CTRL_SHUTDOWN_EVENT:
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Node *n = node;
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if (n)
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n->terminate(Node::NODE_NORMAL_TERMINATION,"terminated by signal");
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return TRUE;
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}
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return FALSE;
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}
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// Pokes a hole in the Windows firewall (advfirewall) for the running program
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static void _winPokeAHole()
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{
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char myPath[MAX_PATH];
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DWORD ps = GetModuleFileNameA(NULL,myPath,sizeof(myPath));
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if ((ps > 0)&&(ps < (DWORD)sizeof(myPath))) {
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STARTUPINFOA startupInfo;
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PROCESS_INFORMATION processInfo;
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startupInfo.cb = sizeof(startupInfo);
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memset(&startupInfo,0,sizeof(STARTUPINFOA));
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memset(&processInfo,0,sizeof(PROCESS_INFORMATION));
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if (CreateProcessA(NULL,(LPSTR)(std::string("C:\\Windows\\System32\\netsh.exe advfirewall firewall delete rule name=\"ZeroTier One\" program=\"") + myPath + "\"").c_str(),NULL,NULL,FALSE,0,NULL,NULL,&startupInfo,&processInfo)) {
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WaitForSingleObject(processInfo.hProcess,INFINITE);
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CloseHandle(processInfo.hProcess);
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CloseHandle(processInfo.hThread);
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}
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startupInfo.cb = sizeof(startupInfo);
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memset(&startupInfo,0,sizeof(STARTUPINFOA));
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memset(&processInfo,0,sizeof(PROCESS_INFORMATION));
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if (CreateProcessA(NULL,(LPSTR)(std::string("C:\\Windows\\System32\\netsh.exe advfirewall firewall add rule name=\"ZeroTier One\" dir=in action=allow program=\"") + myPath + "\" enable=yes").c_str(),NULL,NULL,FALSE,0,NULL,NULL,&startupInfo,&processInfo)) {
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WaitForSingleObject(processInfo.hProcess,INFINITE);
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CloseHandle(processInfo.hProcess);
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CloseHandle(processInfo.hThread);
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}
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startupInfo.cb = sizeof(startupInfo);
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memset(&startupInfo,0,sizeof(STARTUPINFOA));
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memset(&processInfo,0,sizeof(PROCESS_INFORMATION));
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if (CreateProcessA(NULL,(LPSTR)(std::string("C:\\Windows\\System32\\netsh.exe advfirewall firewall add rule name=\"ZeroTier One\" dir=out action=allow program=\"") + myPath + "\" enable=yes").c_str(),NULL,NULL,FALSE,0,NULL,NULL,&startupInfo,&processInfo)) {
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WaitForSingleObject(processInfo.hProcess,INFINITE);
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CloseHandle(processInfo.hProcess);
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CloseHandle(processInfo.hThread);
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}
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}
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}
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// Returns true if this is running as the local administrator
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static BOOL IsCurrentUserLocalAdministrator(void)
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{
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BOOL fReturn = FALSE;
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DWORD dwStatus;
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DWORD dwAccessMask;
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DWORD dwAccessDesired;
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DWORD dwACLSize;
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DWORD dwStructureSize = sizeof(PRIVILEGE_SET);
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PACL pACL = NULL;
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PSID psidAdmin = NULL;
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HANDLE hToken = NULL;
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HANDLE hImpersonationToken = NULL;
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PRIVILEGE_SET ps;
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GENERIC_MAPPING GenericMapping;
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PSECURITY_DESCRIPTOR psdAdmin = NULL;
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SID_IDENTIFIER_AUTHORITY SystemSidAuthority = SECURITY_NT_AUTHORITY;
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const DWORD ACCESS_READ = 1;
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const DWORD ACCESS_WRITE = 2;
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__try
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{
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|
if (!OpenThreadToken(GetCurrentThread(), TOKEN_DUPLICATE|TOKEN_QUERY,TRUE,&hToken))
|
|
{
|
|
if (GetLastError() != ERROR_NO_TOKEN)
|
|
__leave;
|
|
if (!OpenProcessToken(GetCurrentProcess(),TOKEN_DUPLICATE|TOKEN_QUERY, &hToken))
|
|
__leave;
|
|
}
|
|
if (!DuplicateToken (hToken, SecurityImpersonation,&hImpersonationToken))
|
|
__leave;
|
|
if (!AllocateAndInitializeSid(&SystemSidAuthority, 2,
|
|
SECURITY_BUILTIN_DOMAIN_RID,
|
|
DOMAIN_ALIAS_RID_ADMINS,
|
|
0, 0, 0, 0, 0, 0, &psidAdmin))
|
|
__leave;
|
|
psdAdmin = LocalAlloc(LPTR, SECURITY_DESCRIPTOR_MIN_LENGTH);
|
|
if (psdAdmin == NULL)
|
|
__leave;
|
|
if (!InitializeSecurityDescriptor(psdAdmin,SECURITY_DESCRIPTOR_REVISION))
|
|
__leave;
|
|
dwACLSize = sizeof(ACL) + sizeof(ACCESS_ALLOWED_ACE) + GetLengthSid(psidAdmin) - sizeof(DWORD);
|
|
pACL = (PACL)LocalAlloc(LPTR, dwACLSize);
|
|
if (pACL == NULL)
|
|
__leave;
|
|
if (!InitializeAcl(pACL, dwACLSize, ACL_REVISION2))
|
|
__leave;
|
|
dwAccessMask= ACCESS_READ | ACCESS_WRITE;
|
|
if (!AddAccessAllowedAce(pACL, ACL_REVISION2, dwAccessMask, psidAdmin))
|
|
__leave;
|
|
if (!SetSecurityDescriptorDacl(psdAdmin, TRUE, pACL, FALSE))
|
|
__leave;
|
|
|
|
SetSecurityDescriptorGroup(psdAdmin, psidAdmin, FALSE);
|
|
SetSecurityDescriptorOwner(psdAdmin, psidAdmin, FALSE);
|
|
|
|
if (!IsValidSecurityDescriptor(psdAdmin))
|
|
__leave;
|
|
dwAccessDesired = ACCESS_READ;
|
|
|
|
GenericMapping.GenericRead = ACCESS_READ;
|
|
GenericMapping.GenericWrite = ACCESS_WRITE;
|
|
GenericMapping.GenericExecute = 0;
|
|
GenericMapping.GenericAll = ACCESS_READ | ACCESS_WRITE;
|
|
|
|
if (!AccessCheck(psdAdmin, hImpersonationToken, dwAccessDesired,
|
|
&GenericMapping, &ps, &dwStructureSize, &dwStatus,
|
|
&fReturn))
|
|
{
|
|
fReturn = FALSE;
|
|
__leave;
|
|
}
|
|
}
|
|
__finally
|
|
{
|
|
// Clean up.
|
|
if (pACL) LocalFree(pACL);
|
|
if (psdAdmin) LocalFree(psdAdmin);
|
|
if (psidAdmin) FreeSid(psidAdmin);
|
|
if (hImpersonationToken) CloseHandle (hImpersonationToken);
|
|
if (hToken) CloseHandle (hToken);
|
|
}
|
|
|
|
return fReturn;
|
|
}
|
|
#endif // __WINDOWS__
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
static void printHelp(const char *cn,FILE *out)
|
|
{
|
|
fprintf(out,"ZeroTier One version %d.%d.%d"ZT_EOL_S"(c)2011-2014 ZeroTier Networks LLC"ZT_EOL_S,Node::versionMajor(),Node::versionMinor(),Node::versionRevision());
|
|
fprintf(out,"Licensed under the GNU General Public License v3"ZT_EOL_S""ZT_EOL_S);
|
|
#ifdef ZT_AUTO_UPDATE
|
|
fprintf(out,"Auto-update enabled build, will update from URL:"ZT_EOL_S);
|
|
fprintf(out," %s"ZT_EOL_S,ZT_DEFAULTS.updateLatestNfoURL.c_str());
|
|
fprintf(out,"Update authentication signing authorities: "ZT_EOL_S);
|
|
int no = 0;
|
|
for(std::map< Address,Identity >::const_iterator sa(ZT_DEFAULTS.updateAuthorities.begin());sa!=ZT_DEFAULTS.updateAuthorities.end();++sa) {
|
|
if (no == 0)
|
|
fprintf(out," %s",sa->first.toString().c_str());
|
|
else fprintf(out,", %s",sa->first.toString().c_str());
|
|
if (++no == 6) {
|
|
fprintf(out,ZT_EOL_S);
|
|
no = 0;
|
|
}
|
|
}
|
|
fprintf(out,ZT_EOL_S""ZT_EOL_S);
|
|
#else
|
|
fprintf(out,"Auto-updates not enabled on this build. You must update manually."ZT_EOL_S""ZT_EOL_S);
|
|
#endif
|
|
fprintf(out,"Usage: %s [-switches] [home directory] [-q <query>]"ZT_EOL_S""ZT_EOL_S,cn);
|
|
fprintf(out,"Available switches:"ZT_EOL_S);
|
|
fprintf(out," -h - Display this help"ZT_EOL_S);
|
|
fprintf(out," -v - Show version"ZT_EOL_S);
|
|
fprintf(out," -p<port> - Port for UDP (default: 9993)"ZT_EOL_S);
|
|
fprintf(out," -t<port> - Port for TCP (default: disabled)"ZT_EOL_S);
|
|
//fprintf(out," -T<path> - Override root topology, do not authenticate or update"ZT_EOL_S);
|
|
#ifdef __UNIX_LIKE__
|
|
fprintf(out," -d - Fork and run as daemon (Unix-ish OSes)"ZT_EOL_S);
|
|
#endif
|
|
fprintf(out," -q - Send a query to a running service (zerotier-cli)"ZT_EOL_S);
|
|
fprintf(out," -i - Generate and manage identities (zerotier-idtool)"ZT_EOL_S);
|
|
#ifdef __WINDOWS__
|
|
fprintf(out," -C - Run from command line instead of as service (Windows)"ZT_EOL_S);
|
|
fprintf(out," -I - Install Windows service (Windows)"ZT_EOL_S);
|
|
fprintf(out," -R - Uninstall Windows service (Windows)"ZT_EOL_S);
|
|
fprintf(out," -D - Load tap driver into system driver store (Windows)"ZT_EOL_S);
|
|
#endif
|
|
}
|
|
|
|
#ifdef __WINDOWS__
|
|
int _tmain(int argc, _TCHAR* argv[])
|
|
#else
|
|
int main(int argc,char **argv)
|
|
#endif
|
|
{
|
|
#ifdef __UNIX_LIKE__
|
|
signal(SIGHUP,&sighandlerHup);
|
|
signal(SIGPIPE,SIG_IGN);
|
|
signal(SIGUSR1,SIG_IGN);
|
|
signal(SIGUSR2,SIG_IGN);
|
|
signal(SIGALRM,SIG_IGN);
|
|
signal(SIGINT,&sighandlerQuit);
|
|
signal(SIGTERM,&sighandlerQuit);
|
|
signal(SIGQUIT,&sighandlerQuit);
|
|
|
|
/* Ensure that there are no inherited file descriptors open from a previous
|
|
* incarnation. This is a hack to ensure that GitHub issue #61 or variants
|
|
* of it do not return, and should not do anything otherwise bad. */
|
|
{
|
|
int mfd = STDIN_FILENO;
|
|
if (STDOUT_FILENO > mfd) mfd = STDOUT_FILENO;
|
|
if (STDERR_FILENO > mfd) mfd = STDERR_FILENO;
|
|
for(int f=mfd+1;f<1024;++f)
|
|
::close(f);
|
|
}
|
|
#endif
|
|
|
|
#ifdef __WINDOWS__
|
|
WSADATA wsaData;
|
|
WSAStartup(MAKEWORD(2,2),&wsaData);
|
|
#endif
|
|
|
|
if ((strstr(argv[0],"zerotier-cli"))||(strstr(argv[0],"ZEROTIER-CLI")))
|
|
return ZeroTierCLI::main((const char *)0,argc,argv);
|
|
if ((strstr(argv[0],"zerotier-idtool"))||(strstr(argv[0],"ZEROTIER-IDTOOL")))
|
|
return ZeroTierIdTool::main(argc,argv);
|
|
|
|
const char *homeDir = (const char *)0;
|
|
unsigned int udpPort = ZT_DEFAULT_UDP_PORT;
|
|
unsigned int tcpPort = 0;
|
|
|
|
std::string overrideRootTopology;
|
|
#ifdef __UNIX_LIKE__
|
|
bool runAsDaemon = false;
|
|
#endif
|
|
#ifdef __WINDOWS__
|
|
#ifdef ZT_WIN_RUN_IN_CONSOLE
|
|
bool winRunFromCommandLine = true;
|
|
#else
|
|
bool winRunFromCommandLine = false;
|
|
#endif
|
|
#endif // __WINDOWS__
|
|
|
|
for(int i=1;i<argc;++i) {
|
|
if (argv[i][0] == '-') {
|
|
switch(argv[i][1]) {
|
|
case 'p':
|
|
udpPort = Utils::strToUInt(argv[i] + 2);
|
|
if (udpPort > 65535) {
|
|
printHelp(argv[0],stdout);
|
|
return 1;
|
|
}
|
|
break;
|
|
case 't':
|
|
tcpPort = Utils::strToUInt(argv[i] + 2);
|
|
if (tcpPort > 65535) {
|
|
printHelp(argv[0],stdout);
|
|
return 1;
|
|
}
|
|
break;
|
|
#ifdef __UNIX_LIKE__
|
|
case 'd':
|
|
runAsDaemon = true;
|
|
break;
|
|
#endif
|
|
case 'T':
|
|
if (argv[i][2]) {
|
|
if (!Utils::readFile(argv[i] + 2,overrideRootTopology)) {
|
|
fprintf(stderr,"%s: cannot read root topology from %s"ZT_EOL_S,argv[0],argv[i] + 2);
|
|
return 1;
|
|
}
|
|
} else {
|
|
printHelp(argv[0],stdout);
|
|
return 1;
|
|
}
|
|
break;
|
|
case 'v':
|
|
printf("%s"ZT_EOL_S,Node::versionString());
|
|
return 0;
|
|
case 'q':
|
|
if (argv[i][2]) {
|
|
printHelp(argv[0],stdout);
|
|
return 0;
|
|
} else return ZeroTierCLI::main(homeDir,argc,argv);
|
|
case 'i':
|
|
if (argv[i][2]) {
|
|
printHelp(argv[0],stdout);
|
|
return 0;
|
|
} else return ZeroTierIdTool::main(argc,argv);
|
|
#ifdef __WINDOWS__
|
|
case 'C':
|
|
winRunFromCommandLine = true;
|
|
break;
|
|
case 'I': { // install self as service
|
|
if (IsCurrentUserLocalAdministrator() != TRUE) {
|
|
fprintf(stderr,"%s: must be run as a local administrator."ZT_EOL_S,argv[0]);
|
|
return 1;
|
|
}
|
|
std::string ret(InstallService(ZT_SERVICE_NAME,ZT_SERVICE_DISPLAY_NAME,ZT_SERVICE_START_TYPE,ZT_SERVICE_DEPENDENCIES,ZT_SERVICE_ACCOUNT,ZT_SERVICE_PASSWORD));
|
|
if (ret.length()) {
|
|
fprintf(stderr,"%s: unable to install service: %s"ZT_EOL_S,argv[0],ret.c_str());
|
|
return 3;
|
|
}
|
|
return 0;
|
|
} break;
|
|
case 'R': { // uninstall self as service
|
|
if (IsCurrentUserLocalAdministrator() != TRUE) {
|
|
fprintf(stderr,"%s: must be run as a local administrator."ZT_EOL_S,argv[0]);
|
|
return 1;
|
|
}
|
|
std::string ret(UninstallService(ZT_SERVICE_NAME));
|
|
if (ret.length()) {
|
|
fprintf(stderr,"%s: unable to uninstall service: %s"ZT_EOL_S,argv[0],ret.c_str());
|
|
return 3;
|
|
}
|
|
return 0;
|
|
} break;
|
|
case 'D': { // install Windows driver (since PNPUTIL.EXE seems to be weirdly unreliable)
|
|
std::string pathToInf;
|
|
#ifdef _WIN64
|
|
pathToInf = ZT_DEFAULTS.defaultHomePath + "\\tap-windows\\x64\\zttap200.inf";
|
|
#else
|
|
pathToInf = ZT_DEFAULTS.defaultHomePath + "\\tap-windows\\x86\\zttap200.inf";
|
|
#endif
|
|
printf("Installing ZeroTier One virtual Ethernet port driver."ZT_EOL_S""ZT_EOL_S"NOTE: If you don't see a confirmation window to allow driver installation,"ZT_EOL_S"check to make sure it didn't appear under the installer."ZT_EOL_S);
|
|
BOOL needReboot = FALSE;
|
|
if (DiInstallDriverA(NULL,pathToInf.c_str(),DIIRFLAG_FORCE_INF,&needReboot)) {
|
|
printf("%s: driver successfully installed from %s"ZT_EOL_S,argv[0],pathToInf.c_str());
|
|
return 0;
|
|
} else {
|
|
printf("%s: failed installing %s: %d"ZT_EOL_S,argv[0],pathToInf.c_str(),(int)GetLastError());
|
|
return 3;
|
|
}
|
|
} break;
|
|
#endif // __WINDOWS__
|
|
case 'h':
|
|
case '?':
|
|
default:
|
|
printHelp(argv[0],stdout);
|
|
return 0;
|
|
}
|
|
} else {
|
|
if (homeDir) {
|
|
printHelp(argv[0],stdout);
|
|
return 0;
|
|
} else homeDir = argv[i];
|
|
}
|
|
}
|
|
if ((!homeDir)||(strlen(homeDir) == 0))
|
|
homeDir = ZT_DEFAULTS.defaultHomePath.c_str();
|
|
|
|
#ifdef __UNIX_LIKE__
|
|
if (getuid() != 0) {
|
|
fprintf(stderr,"%s: must be run as root (uid 0)\n",argv[0]);
|
|
return 1;
|
|
}
|
|
|
|
if (runAsDaemon) {
|
|
long p = (long)fork();
|
|
if (p < 0) {
|
|
fprintf(stderr,"%s: could not fork"ZT_EOL_S,argv[0]);
|
|
return 1;
|
|
} else if (p > 0)
|
|
return 0; // forked
|
|
// else p == 0, so we are daemonized
|
|
}
|
|
|
|
mkdir(homeDir,0755); // will fail if it already exists, but that's fine
|
|
|
|
{
|
|
// Write .pid file to home folder
|
|
char pidpath[4096];
|
|
Utils::snprintf(pidpath,sizeof(pidpath),"%s/zerotier-one.pid",homeDir);
|
|
FILE *pf = fopen(pidpath,"w");
|
|
if (pf) {
|
|
fprintf(pf,"%ld",(long)getpid());
|
|
fclose(pf);
|
|
}
|
|
}
|
|
#endif // __UNIX_LIKE__
|
|
|
|
#ifdef __WINDOWS__
|
|
if (winRunFromCommandLine) {
|
|
// Running in "interactive" mode (mostly for debugging)
|
|
if (IsCurrentUserLocalAdministrator() != TRUE) {
|
|
fprintf(stderr,"%s: must be run as a local administrator."ZT_EOL_S,argv[0]);
|
|
return 1;
|
|
}
|
|
_winPokeAHole();
|
|
SetConsoleCtrlHandler(&_winConsoleCtrlHandler,TRUE);
|
|
// continues on to ordinary command line execution code below...
|
|
} else {
|
|
// Running from service manager
|
|
_winPokeAHole();
|
|
ZeroTierOneService zt1Service;
|
|
if (CServiceBase::Run(zt1Service) == TRUE) {
|
|
return 0;
|
|
} else {
|
|
fprintf(stderr,"%s: unable to start service (try -h for help)"ZT_EOL_S,argv[0]);
|
|
return 1;
|
|
}
|
|
}
|
|
#endif // __WINDOWS__
|
|
|
|
int exitCode = 0;
|
|
bool needsReset = false;
|
|
EthernetTapFactory *tapFactory = (EthernetTapFactory *)0;
|
|
RoutingTable *routingTable = (RoutingTable *)0;
|
|
SocketManager *socketManager = (SocketManager *)0;
|
|
NodeControlService *controlService = (NodeControlService *)0;
|
|
|
|
try {
|
|
// Get or create authtoken.secret -- note that if this fails, authentication
|
|
// will always fail since an empty auth token won't work. This should always
|
|
// succeed unless something is wrong with the filesystem.
|
|
std::string authToken(NodeControlClient::getAuthToken((std::string(homeDir) + ZT_PATH_SEPARATOR_S + "authtoken.secret").c_str(),true));
|
|
|
|
tapFactory = ZTCreatePlatformEthernetTapFactory;
|
|
routingTable = ZTCreatePlatformRoutingTable;
|
|
|
|
try {
|
|
socketManager = new NativeSocketManager(udpPort,tcpPort);
|
|
} catch ( ... ) {
|
|
fprintf(stderr,"%s: unable to bind to port: %u/UDP, %u/TCP (0 == disabled)"ZT_EOL_S,argv[0],udpPort,tcpPort);
|
|
throw;
|
|
}
|
|
|
|
node = new Node(homeDir,tapFactory,routingTable,socketManager,needsReset,(overrideRootTopology.length() > 0) ? overrideRootTopology.c_str() : (const char *)0);
|
|
controlService = new NodeControlService(node,authToken.c_str());
|
|
|
|
switch(node->run()) {
|
|
#ifdef __WINDOWS__
|
|
case Node::NODE_RESTART_FOR_UPGRADE: {
|
|
const char *upgPath = node->terminationMessage();
|
|
if (upgPath) {
|
|
if (!ZeroTierOneService::doStartUpgrade(std::string(upgPath))) {
|
|
exitCode = 3;
|
|
fprintf(stderr,"%s: abnormal termination: unable to execute update at %s (doStartUpgrade failed)"ZT_EOL_S,argv[0],(upgPath) ? upgPath : "(unknown path)");
|
|
}
|
|
} else {
|
|
exitCode = 3;
|
|
fprintf(stderr,"%s: abnormal termination: unable to execute update at %s (no upgrade path provided)"ZT_EOL_S,argv[0],(upgPath) ? upgPath : "(unknown path)");
|
|
}
|
|
} break;
|
|
#else // __UNIX_LIKE__
|
|
case Node::NODE_RESTART_FOR_UPGRADE: {
|
|
const char *upgPath = node->terminationMessage();
|
|
// On Unix-type OSes we exec() right into the upgrade. This in turn will
|
|
// end with us being re-launched either via the upgrade itself or something
|
|
// like OSX's launchd.
|
|
if (upgPath) {
|
|
Utils::rm((std::string(homeDir)+"/zerotier-one.pid").c_str());
|
|
std::string updateLogPath(homeDir);
|
|
updateLogPath.append("/autoupdate.log");
|
|
Utils::rm(updateLogPath.c_str());
|
|
Utils::redirectUnixOutputs(updateLogPath.c_str(),(const char *)0);
|
|
::execl(upgPath,upgPath,(char *)0);
|
|
}
|
|
exitCode = 3;
|
|
fprintf(stderr,"%s: abnormal termination: unable to execute update at %s"ZT_EOL_S,argv[0],(upgPath) ? upgPath : "(unknown path)");
|
|
} break;
|
|
#endif // __WINDOWS__ / __UNIX_LIKE__
|
|
|
|
case Node::NODE_UNRECOVERABLE_ERROR: {
|
|
exitCode = 3;
|
|
const char *termReason = node->terminationMessage();
|
|
fprintf(stderr,"%s: abnormal termination: %s"ZT_EOL_S,argv[0],(termReason) ? termReason : "(unknown reason)");
|
|
} break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
} catch ( std::exception &exc ) {
|
|
fprintf(stderr,"%s: unexpected exception: %s"ZT_EOL_S,argv[0],exc.what());
|
|
exitCode = 3;
|
|
} catch ( ... ) {
|
|
fprintf(stderr,"%s: unexpected exception: unknown exception"ZT_EOL_S,argv[0]);
|
|
exitCode = 3;
|
|
}
|
|
|
|
delete controlService;
|
|
delete node; node = (Node *)0;
|
|
delete socketManager;
|
|
delete routingTable;
|
|
delete tapFactory;
|
|
|
|
#ifdef __UNIX_LIKE__
|
|
Utils::rm((std::string(homeDir)+"/zerotier-one.pid").c_str());
|
|
#endif
|
|
|
|
return exitCode;
|
|
}
|