diff options
Diffstat (limited to 'main.cpp')
| -rw-r--r-- | main.cpp | 132 |
1 files changed, 132 insertions, 0 deletions
@@ -53,6 +53,7 @@ #include "node/Defaults.hpp" #include "node/Utils.hpp" #include "node/Node.hpp" +#include "node/Condition.hpp" using namespace ZeroTier; @@ -67,8 +68,131 @@ static void printHelp(const char *cn,FILE *out) fprintf(out," -h - Display this help"ZT_EOL_S); fprintf(out," -p<port> - Bind to this port for network I/O"ZT_EOL_S); fprintf(out," -c<port> - Bind to this port for local control packets"ZT_EOL_S); + fprintf(out," -q - Send a query to a running service (zerotier-cli)"); } +namespace ZeroTierCLI { // ---------------------------------------------------- + +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(); +} + +// Runs instead of rest of main() if process is called zerotier-cli or if +// -q is specified as an option. +#ifdef __WINDOWS__ +static int main(int argc,_TCHAR* argv[]) +#else +static int main(int argc,char **argv) +#endif +{ + 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 'q': // does nothing, for invocation without binary path name aliasing + if (argv[i][2]) { + printHelp(argv[0],stderr); + return 0; + } + break; + 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; +} + +} // namespace ZeroTierCLI ---------------------------------------------------- + #ifdef __UNIX_LIKE__ static void sighandlerQuit(int sig) { @@ -119,6 +243,9 @@ int main(int argc,char **argv) SetConsoleCtrlHandler(&_handlerRoutine,TRUE); #endif + if ((strstr(argv[0],"zerotier-cli"))||(strstr(argv[0],"ZEROTIER-CLI"))) + return ZeroTierCLI::main(argc,argv); + const char *homeDir = (const char *)0; unsigned int port = 0; unsigned int controlPort = 0; @@ -139,6 +266,11 @@ int main(int argc,char **argv) return -1; } break; + case 'q': + if (argv[i][2]) { + printHelp(argv[0],stderr); + return 0; + } else return ZeroTierCLI::main(argc,argv); case 'h': case '?': default: |