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/*
* ZeroTier One - Global Peer to Peer Ethernet
* Copyright (C) 2012-2013 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 <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifndef __WINDOWS__
#include <unistd.h>
#endif
#include "node/Node.hpp"
#include "node/Constants.hpp"
#include "node/Utils.hpp"
#include "node/Thread.hpp"
#include "node/Condition.hpp"
using namespace ZeroTier;
static void printHelp(FILE *out,const char *exename)
{
fprintf(out,"Usage: %s [-switches] <command>"ZT_EOL_S,exename);
fprintf(out,ZT_EOL_S);
fprintf(out,"Available switches:"ZT_EOL_S);
fprintf(out," -c<port> - Communicate with daemon over this local port"ZT_EOL_S);
fprintf(out," -t<token> - Specify token on command line"ZT_EOL_S);
fprintf(out," -T<file> - Read token from file"ZT_EOL_S);
fprintf(out,ZT_EOL_S);
fprintf(out,"Use the 'help' command to get help from ZeroTier One itself."ZT_EOL_S);
}
static volatile unsigned int numResults = 0;
static Condition doneCondition;
static void resultHandler(void *arg,unsigned long id,const char *line)
{
++numResults;
if (strlen(line))
fprintf(stdout,"%s"ZT_EOL_S,line);
else doneCondition.signal();
}
int main(int argc,char **argv)
{
if (argc <= 1) {
printHelp(stdout,argv[0]);
return -1;
}
std::string authToken;
std::string command;
bool pastSwitches = false;
unsigned int controlPort = 0;
for(int i=1;i<argc;++i) {
if ((argv[i][0] == '-')&&(!pastSwitches)) {
if (strlen(argv[i]) <= 1) {
printHelp(stdout,argv[0]);
return -1;
}
switch(argv[i][1]) {
case 'c':
controlPort = Utils::strToUInt(argv[i] + 2);
break;
case 't':
authToken.assign(argv[i] + 2);
break;
case 'T':
if (!Utils::readFile(argv[i] + 2,authToken)) {
fprintf(stdout,"FATAL ERROR: unable to read token from '%s'"ZT_EOL_S,argv[i] + 2);
return -2;
}
break;
default:
return -1;
}
} else {
pastSwitches = true;
if (command.length())
command.push_back(' ');
command.append(argv[i]);
}
}
if (!authToken.length()) {
const char *home = getenv("HOME");
if (home) {
std::string dotZeroTierAuthToken(home);
dotZeroTierAuthToken.push_back(ZT_PATH_SEPARATOR);
dotZeroTierAuthToken.append(".zerotierOneAuthToken");
if (!Utils::readFile(dotZeroTierAuthToken.c_str(),authToken)) {
#ifndef __WINDOWS__
#ifdef __APPLE__
const char *systemAuthTokenPath = "/Library/Application Support/ZeroTier/One/authtoken.secret";
#else
const char *systemAuthTokenPath = "/var/lib/zerotier-one/authtoken.secret";
#endif
if (!Utils::readFile(systemAuthTokenPath,authToken)) {
fprintf(stdout,"FATAL ERROR: no token specified on command line and could not read '%s' or '%s'"ZT_EOL_S,dotZeroTierAuthToken.c_str(),systemAuthTokenPath);
return -2;
}
#else // __WINDOWS__
fprintf(stdout,"FATAL ERROR: no token specified on command line and could not read '%s'"ZT_EOL_S,dotZeroTierAuthToken.c_str());
return -2;
#endif // __WINDOWS__
}
}
}
if (!authToken.length()) {
fprintf(stdout,"FATAL ERROR: could not find auth token"ZT_EOL_S);
return -2;
}
Node::LocalClient client(authToken.c_str(),controlPort,&resultHandler,(void *)0);
client.send(command.c_str());
doneCondition.wait(1000);
if (!numResults) {
fprintf(stdout,"ERROR: no results received. Is ZeroTier One running?"ZT_EOL_S);
return -1;
}
return 0;
}
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