New git repository for release - version 0.2.0 tagged

main.cpp

@@ -0,0 +1,139 @@
+/*
+ * 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>
+#include <time.h>
+#include <errno.h>
+#include <string>
+#include <stdexcept>
+#include <iostream>
+
+#ifdef _WIN32
+#include <Windows.h>
+#else
+#include <unistd.h>
+#include <pwd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <signal.h>
+#endif
+
+#include "node/Node.hpp"
+#include "node/Utils.hpp"
+#include "node/Defaults.hpp"
+
+#include "launcher.h"
+
+using namespace ZeroTier;
+
+static Node *node = (Node *)0;
+
+static void printHelp(const char *cn,FILE *out)
+{
+	fprintf(out,"ZeroTier One version %d.%d.%d\n(c)2012-2013 ZeroTier Networks LLC\nLicensed under the GNU General Public License v3\n\nUsage: %s <home directory>\n",Node::versionMajor(),Node::versionMinor(),Node::versionRevision(),cn);
+}
+
+#ifndef _WIN32
+static void sighandlerQuit(int sig)
+{
+	Node *n = node;
+	if (n)
+		n->terminate();
+	else exit(0);
+}
+static void sighandlerUsr(int sig)
+{
+}
+#endif
+
+int main(int argc,char **argv)
+{
+#ifndef _WIN32
+	signal(SIGHUP,SIG_IGN);
+	signal(SIGPIPE,SIG_IGN);
+	signal(SIGUSR1,&sighandlerUsr);
+	signal(SIGUSR2,&sighandlerUsr);
+	signal(SIGALRM,SIG_IGN);
+	signal(SIGINT,&sighandlerQuit);
+	signal(SIGTERM,&sighandlerQuit);
+	signal(SIGQUIT,&sighandlerQuit);
+#endif
+
+	if (argc < 2) {
+		printHelp(argv[0],stderr);
+		return ZT_EXEC_RETURN_VALUE_NORMAL_TERMINATION;
+	}
+
+	const char *homeDir = (const char *)0;
+	for(int i=1;i<argc;++i) {
+		if (argv[i][0] == '-') {
+			switch(argv[i][1]) {
+				default:
+					printHelp(argv[0],stderr);
+					return ZT_EXEC_RETURN_VALUE_NORMAL_TERMINATION;
+			}
+		} else {
+			if (homeDir) {
+				printHelp(argv[0],stderr);
+				return ZT_EXEC_RETURN_VALUE_NORMAL_TERMINATION;
+			}
+			homeDir = argv[i];
+			break;
+		}
+	}
+
+	if ((!homeDir)||(strlen(homeDir) <= 0)) {
+		printHelp(argv[0],stderr);
+		return ZT_EXEC_RETURN_VALUE_NORMAL_TERMINATION;
+	}
+#ifndef _WIN32
+	mkdir(homeDir,0755); // will fail if it already exists
+#endif
+
+	int exitCode = ZT_EXEC_RETURN_VALUE_NORMAL_TERMINATION;
+
+	node = new Node(homeDir,ZT_DEFAULTS.configUrlPrefix.c_str(),ZT_DEFAULTS.configAuthority.c_str());
+	switch(node->run()) {
+		case Node::NODE_RESTART_FOR_RECONFIGURATION:
+			exitCode = ZT_EXEC_RETURN_VALUE_PLEASE_RESTART;
+			break;
+		case Node::NODE_UNRECOVERABLE_ERROR:
+			exitCode = ZT_EXEC_RETURN_VALUE_UNRECOVERABLE_ERROR;
+			break;
+		case Node::NODE_NEW_VERSION_AVAILABLE:
+			exitCode = ZT_EXEC_RETURN_VALUE_TERMINATED_FOR_UPGRADE;
+			break;
+		default:
+			break;
+	}
+	delete node;
+	node = (Node *)0;
+
+	return exitCode;
+}