2007-05-18 16:52:34 +00:00
|
|
|
/*
|
|
|
|
tincctl.c -- Controlling a running tincd
|
2012-02-26 17:37:36 +00:00
|
|
|
Copyright (C) 2007-2012 Guus Sliepen <guus@tinc-vpn.org>
|
2007-05-18 16:52:34 +00:00
|
|
|
|
|
|
|
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 2 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.
|
|
|
|
|
2009-09-29 13:33:58 +00:00
|
|
|
You should have received a copy of the GNU General Public License along
|
|
|
|
with this program; if not, write to the Free Software Foundation, Inc.,
|
|
|
|
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
2007-05-18 16:52:34 +00:00
|
|
|
*/
|
|
|
|
|
|
|
|
#include "system.h"
|
|
|
|
|
|
|
|
#include <getopt.h>
|
|
|
|
|
2012-08-02 15:24:42 +00:00
|
|
|
#ifdef HAVE_READLINE
|
|
|
|
#include "readline/readline.h"
|
|
|
|
#include "readline/history.h"
|
|
|
|
#endif
|
|
|
|
|
2007-05-18 16:52:34 +00:00
|
|
|
#include "xalloc.h"
|
2007-11-07 02:48:33 +00:00
|
|
|
#include "protocol.h"
|
|
|
|
#include "control_common.h"
|
2011-07-03 20:25:29 +00:00
|
|
|
#include "ecdsagen.h"
|
2012-07-15 23:05:25 +00:00
|
|
|
#include "info.h"
|
2008-12-14 12:47:26 +00:00
|
|
|
#include "rsagen.h"
|
2009-11-05 22:29:28 +00:00
|
|
|
#include "utils.h"
|
2011-05-15 11:16:48 +00:00
|
|
|
#include "tincctl.h"
|
|
|
|
#include "top.h"
|
2007-05-18 16:52:34 +00:00
|
|
|
|
2012-07-21 10:51:53 +00:00
|
|
|
#ifdef HAVE_MINGW
|
|
|
|
#define mkdir(a, b) mkdir(a)
|
|
|
|
#endif
|
|
|
|
|
2012-08-02 15:24:42 +00:00
|
|
|
|
2007-05-18 16:52:34 +00:00
|
|
|
/* The name this program was run with. */
|
2011-05-28 01:56:06 +00:00
|
|
|
static char *program_name = NULL;
|
2007-05-18 16:52:34 +00:00
|
|
|
|
2012-08-03 12:15:50 +00:00
|
|
|
static char **orig_argv;
|
|
|
|
static int orig_argc;
|
|
|
|
|
2007-05-18 16:52:34 +00:00
|
|
|
/* If nonzero, display usage information and exit. */
|
2011-05-28 01:56:06 +00:00
|
|
|
static bool show_help = false;
|
2007-05-18 16:52:34 +00:00
|
|
|
|
|
|
|
/* If nonzero, print the version on standard output and exit. */
|
2011-05-28 01:56:06 +00:00
|
|
|
static bool show_version = false;
|
2007-05-18 16:52:34 +00:00
|
|
|
|
2009-11-07 22:43:25 +00:00
|
|
|
static char *name = NULL;
|
2012-10-10 15:17:49 +00:00
|
|
|
static char *identname = NULL; /* program name for syslog */
|
|
|
|
static char *pidfilename = NULL; /* pid file location */
|
2012-07-21 13:58:16 +00:00
|
|
|
static char *confdir = NULL;
|
2009-11-07 22:43:25 +00:00
|
|
|
static char controlcookie[1024];
|
2007-05-18 16:52:34 +00:00
|
|
|
char *netname = NULL;
|
2007-05-19 14:55:35 +00:00
|
|
|
char *confbase = NULL;
|
2012-07-15 16:16:35 +00:00
|
|
|
static char *tinc_conf = NULL;
|
|
|
|
static char *hosts_dir = NULL;
|
2007-05-18 16:52:34 +00:00
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
// Horrible global variables...
|
|
|
|
static int pid = 0;
|
|
|
|
static int fd = -1;
|
|
|
|
static char line[4096];
|
|
|
|
static int code;
|
|
|
|
static int req;
|
|
|
|
static int result;
|
2012-07-16 14:48:24 +00:00
|
|
|
static bool force = false;
|
2012-08-02 15:24:42 +00:00
|
|
|
static bool tty = true;
|
2012-07-15 13:46:16 +00:00
|
|
|
|
2009-11-05 22:29:28 +00:00
|
|
|
#ifdef HAVE_MINGW
|
|
|
|
static struct WSAData wsa_state;
|
|
|
|
#endif
|
|
|
|
|
2007-05-18 16:52:34 +00:00
|
|
|
static struct option const long_options[] = {
|
|
|
|
{"config", required_argument, NULL, 'c'},
|
2012-07-15 19:17:10 +00:00
|
|
|
{"debug", optional_argument, NULL, 0},
|
|
|
|
{"no-detach", no_argument, NULL, 0},
|
|
|
|
{"mlock", no_argument, NULL, 0},
|
2007-05-18 16:52:34 +00:00
|
|
|
{"net", required_argument, NULL, 'n'},
|
|
|
|
{"help", no_argument, NULL, 1},
|
|
|
|
{"version", no_argument, NULL, 2},
|
2011-06-25 19:21:36 +00:00
|
|
|
{"pidfile", required_argument, NULL, 5},
|
2012-07-15 19:17:10 +00:00
|
|
|
{"logfile", required_argument, NULL, 0},
|
|
|
|
{"bypass-security", no_argument, NULL, 0},
|
|
|
|
{"chroot", no_argument, NULL, 0},
|
|
|
|
{"user", required_argument, NULL, 0},
|
|
|
|
{"option", required_argument, NULL, 0},
|
2012-07-16 14:48:24 +00:00
|
|
|
{"force", no_argument, NULL, 6},
|
2007-05-18 16:52:34 +00:00
|
|
|
{NULL, 0, NULL, 0}
|
|
|
|
};
|
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
static void version(void) {
|
|
|
|
printf("%s version %s (built %s %s, protocol %d.%d)\n", PACKAGE,
|
|
|
|
VERSION, __DATE__, __TIME__, PROT_MAJOR, PROT_MINOR);
|
|
|
|
printf("Copyright (C) 1998-2012 Ivo Timmermans, Guus Sliepen and others.\n"
|
|
|
|
"See the AUTHORS file for a complete list.\n\n"
|
|
|
|
"tinc comes with ABSOLUTELY NO WARRANTY. This is free software,\n"
|
|
|
|
"and you are welcome to redistribute it under certain conditions;\n"
|
|
|
|
"see the file COPYING for details.\n");
|
|
|
|
}
|
|
|
|
|
2007-05-18 16:52:34 +00:00
|
|
|
static void usage(bool status) {
|
|
|
|
if(status)
|
2009-09-29 13:19:55 +00:00
|
|
|
fprintf(stderr, "Try `%s --help\' for more information.\n",
|
2007-05-18 16:52:34 +00:00
|
|
|
program_name);
|
|
|
|
else {
|
2009-09-29 13:19:55 +00:00
|
|
|
printf("Usage: %s [options] command\n\n", program_name);
|
|
|
|
printf("Valid options are:\n"
|
2011-06-25 19:21:36 +00:00
|
|
|
" -c, --config=DIR Read configuration options from DIR.\n"
|
|
|
|
" -n, --net=NETNAME Connect to net NETNAME.\n"
|
|
|
|
" --pidfile=FILENAME Read control cookie from FILENAME.\n"
|
|
|
|
" --help Display this help and exit.\n"
|
|
|
|
" --version Output version information and exit.\n"
|
2007-05-19 14:13:21 +00:00
|
|
|
"\n"
|
2007-05-18 16:52:34 +00:00
|
|
|
"Valid commands are:\n"
|
2012-07-15 12:49:36 +00:00
|
|
|
" init [name] Create initial configuration files.\n"
|
2012-07-15 16:16:35 +00:00
|
|
|
" config Change configuration:\n"
|
2012-08-01 13:50:45 +00:00
|
|
|
" [get] VARIABLE - print current value of VARIABLE\n"
|
2012-07-15 16:16:35 +00:00
|
|
|
" [set] VARIABLE VALUE - set VARIABLE to VALUE\n"
|
|
|
|
" add VARIABLE VALUE - add VARIABLE with the given VALUE\n"
|
|
|
|
" del VARIABLE [VALUE] - remove VARIABLE [only ones with watching VALUE]\n"
|
2012-07-15 19:17:10 +00:00
|
|
|
" start [tincd options] Start tincd.\n"
|
2007-05-18 16:52:34 +00:00
|
|
|
" stop Stop tincd.\n"
|
|
|
|
" restart Restart tincd.\n"
|
2011-08-07 07:25:03 +00:00
|
|
|
" reload Partially reload configuration of running tincd.\n"
|
2007-05-19 15:21:26 +00:00
|
|
|
" pid Show PID of currently running tincd.\n"
|
2011-07-03 20:25:29 +00:00
|
|
|
" generate-keys [bits] Generate new RSA and ECDSA public/private keypairs.\n"
|
|
|
|
" generate-rsa-keys [bits] Generate a new RSA public/private keypair.\n"
|
|
|
|
" generate-ecdsa-keys Generate a new ECDSA public/private keypair.\n"
|
2007-05-18 16:52:34 +00:00
|
|
|
" dump Dump a list of one of the following things:\n"
|
|
|
|
" nodes - all known nodes in the VPN\n"
|
|
|
|
" edges - all known connections in the VPN\n"
|
|
|
|
" subnets - all known subnets in the VPN\n"
|
|
|
|
" connections - all meta connections with ourself\n"
|
2012-09-26 21:52:36 +00:00
|
|
|
" [di]graph - graph of the VPN in dotty format\n"
|
2012-07-15 23:05:25 +00:00
|
|
|
" info NODE|SUBNET|ADDRESS Give information about a particular NODE, SUBNET or ADDRESS.\n"
|
2007-11-07 02:49:57 +00:00
|
|
|
" purge Purge unreachable nodes\n"
|
2007-11-07 02:50:27 +00:00
|
|
|
" debug N Set debug level\n"
|
2007-11-07 02:50:58 +00:00
|
|
|
" retry Retry all outgoing connections\n"
|
2009-12-16 20:16:56 +00:00
|
|
|
" disconnect NODE Close meta connection with NODE\n"
|
2011-05-15 11:16:48 +00:00
|
|
|
#ifdef HAVE_CURSES
|
|
|
|
" top Show real-time statistics\n"
|
|
|
|
#endif
|
2012-02-26 17:37:36 +00:00
|
|
|
" pcap [snaplen] Dump traffic in pcap format [up to snaplen bytes per packet]\n"
|
|
|
|
" log [level] Dump log output [up to the specified level]\n"
|
2012-07-16 14:48:24 +00:00
|
|
|
" export Export host configuration of local node to standard output\n"
|
|
|
|
" export-all Export all host configuration files to standard output\n"
|
|
|
|
" import [--force] Import host configuration file(s) from standard input\n"
|
2009-09-29 13:19:55 +00:00
|
|
|
"\n");
|
|
|
|
printf("Report bugs to tinc@tinc-vpn.org.\n");
|
2007-05-18 16:52:34 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static bool parse_options(int argc, char **argv) {
|
|
|
|
int r;
|
|
|
|
int option_index = 0;
|
|
|
|
|
2012-07-15 19:17:10 +00:00
|
|
|
while((r = getopt_long(argc, argv, "c:n:Dd::Lo:RU:", long_options, &option_index)) != EOF) {
|
2007-05-18 16:52:34 +00:00
|
|
|
switch (r) {
|
2012-10-10 15:17:49 +00:00
|
|
|
case 0: /* long option */
|
2007-05-18 16:52:34 +00:00
|
|
|
break;
|
|
|
|
|
2012-10-10 15:17:49 +00:00
|
|
|
case 'c': /* config file */
|
2007-05-18 16:52:34 +00:00
|
|
|
confbase = xstrdup(optarg);
|
|
|
|
break;
|
|
|
|
|
2012-10-10 15:17:49 +00:00
|
|
|
case 'n': /* net name given */
|
2007-05-18 16:52:34 +00:00
|
|
|
netname = xstrdup(optarg);
|
|
|
|
break;
|
|
|
|
|
2012-10-10 15:17:49 +00:00
|
|
|
case 1: /* show help */
|
2007-05-18 16:52:34 +00:00
|
|
|
show_help = true;
|
|
|
|
break;
|
|
|
|
|
2012-10-10 15:17:49 +00:00
|
|
|
case 2: /* show version */
|
2007-05-18 16:52:34 +00:00
|
|
|
show_version = true;
|
|
|
|
break;
|
|
|
|
|
2012-10-10 15:17:49 +00:00
|
|
|
case 5: /* open control socket here */
|
2011-06-25 19:21:36 +00:00
|
|
|
pidfilename = xstrdup(optarg);
|
2007-05-18 16:52:34 +00:00
|
|
|
break;
|
|
|
|
|
2012-10-10 15:17:49 +00:00
|
|
|
case 6: /* force */
|
2012-07-16 14:48:24 +00:00
|
|
|
force = true;
|
|
|
|
break;
|
|
|
|
|
2012-10-10 15:17:49 +00:00
|
|
|
case '?': /* wrong options */
|
2007-05-18 16:52:34 +00:00
|
|
|
usage(true);
|
|
|
|
return false;
|
|
|
|
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-10-10 15:17:49 +00:00
|
|
|
if(!netname && (netname = getenv("NETNAME")))
|
|
|
|
netname = xstrdup(netname);
|
2012-07-21 13:15:04 +00:00
|
|
|
|
2012-10-10 15:17:49 +00:00
|
|
|
/* netname "." is special: a "top-level name" */
|
2012-07-21 13:15:04 +00:00
|
|
|
|
2012-10-10 15:17:49 +00:00
|
|
|
if(netname && (!*netname || !strcmp(netname, "."))) {
|
|
|
|
free(netname);
|
|
|
|
netname = NULL;
|
|
|
|
}
|
2012-02-26 11:39:46 +00:00
|
|
|
|
2012-08-01 14:51:59 +00:00
|
|
|
if(netname && (strpbrk(netname, "\\/") || *netname == '.')) {
|
|
|
|
fprintf(stderr, "Invalid character in netname!\n");
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
2007-05-18 16:52:34 +00:00
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2012-09-27 13:45:02 +00:00
|
|
|
static void disable_old_keys(const char *filename, const char *what) {
|
|
|
|
char tmpfile[PATH_MAX] = "";
|
|
|
|
char buf[1024];
|
|
|
|
bool disabled = false;
|
|
|
|
bool block = false;
|
|
|
|
bool error = false;
|
|
|
|
FILE *r, *w;
|
|
|
|
|
|
|
|
r = fopen(filename, "r");
|
|
|
|
if(!r)
|
|
|
|
return;
|
|
|
|
|
|
|
|
snprintf(tmpfile, sizeof tmpfile, "%s.tmp", filename);
|
|
|
|
|
|
|
|
w = fopen(tmpfile, "w");
|
|
|
|
|
|
|
|
while(fgets(buf, sizeof buf, r)) {
|
|
|
|
if(!block && !strncmp(buf, "-----BEGIN ", 11)) {
|
|
|
|
if((strstr(buf, " EC ") && strstr(what, "ECDSA")) || (strstr(buf, " RSA ") && strstr(what, "RSA"))) {
|
|
|
|
disabled = true;
|
|
|
|
block = true;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
bool ecdsapubkey = !strncasecmp(buf, "ECDSAPublicKey", 14) && strchr(" \t=", buf[14]) && strstr(what, "ECDSA");
|
|
|
|
|
|
|
|
if(ecdsapubkey)
|
|
|
|
disabled = true;
|
|
|
|
|
|
|
|
if(w) {
|
|
|
|
if(block || ecdsapubkey)
|
|
|
|
fputc('#', w);
|
|
|
|
if(fputs(buf, w) < 0) {
|
|
|
|
error = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if(block && !strncmp(buf, "-----END ", 9))
|
|
|
|
block = false;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(w)
|
|
|
|
if(fclose(w) < 0)
|
|
|
|
error = true;
|
|
|
|
if(ferror(r) || fclose(r) < 0)
|
|
|
|
error = true;
|
|
|
|
|
|
|
|
if(disabled) {
|
|
|
|
if(!w || error) {
|
|
|
|
fprintf(stderr, "Warning: old key(s) found, remove them by hand!\n");
|
|
|
|
if(w)
|
|
|
|
unlink(tmpfile);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef HAVE_MINGW
|
|
|
|
// We cannot atomically replace files on Windows.
|
|
|
|
char bakfile[PATH_MAX] = "";
|
|
|
|
snprintf(bakfile, sizeof bakfile, "%s.bak", filename);
|
|
|
|
if(rename(filename, bakfile) || rename(tmpfile, filename)) {
|
|
|
|
rename(bakfile, filename);
|
|
|
|
#else
|
|
|
|
if(rename(tmpfile, filename)) {
|
|
|
|
#endif
|
|
|
|
fprintf(stderr, "Warning: old key(s) found, remove them by hand!\n");
|
|
|
|
} else {
|
|
|
|
#ifdef HAVE_MINGW
|
|
|
|
unlink(bakfile);
|
|
|
|
#endif
|
|
|
|
fprintf(stderr, "Warning: old key(s) found and disabled.\n");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
unlink(tmpfile);
|
|
|
|
}
|
|
|
|
|
2012-08-02 15:24:42 +00:00
|
|
|
static FILE *ask_and_open(const char *filename, const char *what, const char *mode, bool ask) {
|
2007-05-19 14:55:35 +00:00
|
|
|
FILE *r;
|
|
|
|
char *directory;
|
|
|
|
char buf[PATH_MAX];
|
|
|
|
char buf2[PATH_MAX];
|
|
|
|
|
|
|
|
/* Check stdin and stdout */
|
2012-08-02 15:24:42 +00:00
|
|
|
if(ask && tty) {
|
2007-05-19 14:55:35 +00:00
|
|
|
/* Ask for a file and/or directory name. */
|
2009-09-29 13:19:55 +00:00
|
|
|
fprintf(stdout, "Please enter a file to save %s to [%s]: ",
|
2007-05-19 14:55:35 +00:00
|
|
|
what, filename);
|
|
|
|
fflush(stdout);
|
|
|
|
|
2011-05-28 01:48:07 +00:00
|
|
|
if(fgets(buf, sizeof buf, stdin) == NULL) {
|
2009-09-29 13:19:55 +00:00
|
|
|
fprintf(stderr, "Error while reading stdin: %s\n",
|
2007-05-19 14:55:35 +00:00
|
|
|
strerror(errno));
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2011-06-02 16:22:26 +00:00
|
|
|
size_t len = strlen(buf);
|
2007-05-19 14:55:35 +00:00
|
|
|
if(len)
|
|
|
|
buf[--len] = 0;
|
|
|
|
|
|
|
|
if(len)
|
|
|
|
filename = buf;
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef HAVE_MINGW
|
|
|
|
if(filename[0] != '\\' && filename[0] != '/' && !strchr(filename, ':')) {
|
|
|
|
#else
|
|
|
|
if(filename[0] != '/') {
|
|
|
|
#endif
|
|
|
|
/* The directory is a relative path or a filename. */
|
|
|
|
directory = get_current_dir_name();
|
2012-07-21 14:26:55 +00:00
|
|
|
snprintf(buf2, sizeof buf2, "%s" SLASH "%s", directory, filename);
|
2007-05-19 14:55:35 +00:00
|
|
|
filename = buf2;
|
|
|
|
}
|
|
|
|
|
2012-10-10 15:17:49 +00:00
|
|
|
umask(0077); /* Disallow everything for group and other */
|
2007-05-19 14:55:35 +00:00
|
|
|
|
2012-09-27 13:45:02 +00:00
|
|
|
disable_old_keys(filename, what);
|
|
|
|
|
2007-05-19 14:55:35 +00:00
|
|
|
/* Open it first to keep the inode busy */
|
|
|
|
|
|
|
|
r = fopen(filename, mode);
|
|
|
|
|
|
|
|
if(!r) {
|
2009-09-29 13:19:55 +00:00
|
|
|
fprintf(stderr, "Error opening file `%s': %s\n", filename, strerror(errno));
|
2007-05-19 14:55:35 +00:00
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
return r;
|
|
|
|
}
|
|
|
|
|
2011-07-03 20:25:29 +00:00
|
|
|
/*
|
|
|
|
Generate a public/private ECDSA keypair, and ask for a file to store
|
|
|
|
them in.
|
|
|
|
*/
|
2012-08-02 15:24:42 +00:00
|
|
|
static bool ecdsa_keygen(bool ask) {
|
2011-07-03 20:25:29 +00:00
|
|
|
ecdsa_t key;
|
|
|
|
FILE *f;
|
2012-10-07 15:53:23 +00:00
|
|
|
char *pubname, *privname;
|
2011-07-03 20:25:29 +00:00
|
|
|
|
|
|
|
fprintf(stderr, "Generating ECDSA keypair:\n");
|
|
|
|
|
|
|
|
if(!ecdsa_generate(&key)) {
|
|
|
|
fprintf(stderr, "Error during key generation!\n");
|
|
|
|
return false;
|
|
|
|
} else
|
|
|
|
fprintf(stderr, "Done.\n");
|
|
|
|
|
2012-10-07 15:53:23 +00:00
|
|
|
xasprintf(&privname, "%s" SLASH "ecdsa_key.priv", confbase);
|
|
|
|
f = ask_and_open(privname, "private ECDSA key", "a", ask);
|
|
|
|
free(privname);
|
2011-07-03 20:25:29 +00:00
|
|
|
|
|
|
|
if(!f)
|
|
|
|
return false;
|
2012-10-10 15:17:49 +00:00
|
|
|
|
2011-07-03 20:25:29 +00:00
|
|
|
#ifdef HAVE_FCHMOD
|
|
|
|
/* Make it unreadable for others. */
|
|
|
|
fchmod(fileno(f), 0600);
|
|
|
|
#endif
|
2012-10-10 15:17:49 +00:00
|
|
|
|
2011-07-03 20:25:29 +00:00
|
|
|
ecdsa_write_pem_private_key(&key, f);
|
|
|
|
|
|
|
|
fclose(f);
|
|
|
|
|
|
|
|
if(name)
|
2012-10-07 15:53:23 +00:00
|
|
|
xasprintf(&pubname, "%s" SLASH "hosts" SLASH "%s", confbase, name);
|
2011-07-03 20:25:29 +00:00
|
|
|
else
|
2012-10-07 15:53:23 +00:00
|
|
|
xasprintf(&pubname, "%s" SLASH "ecdsa_key.pub", confbase);
|
2011-07-03 20:25:29 +00:00
|
|
|
|
2012-10-07 15:53:23 +00:00
|
|
|
f = ask_and_open(pubname, "public ECDSA key", "a", ask);
|
|
|
|
free(pubname);
|
2011-07-03 20:25:29 +00:00
|
|
|
|
|
|
|
if(!f)
|
|
|
|
return false;
|
|
|
|
|
|
|
|
char *pubkey = ecdsa_get_base64_public_key(&key);
|
|
|
|
fprintf(f, "ECDSAPublicKey = %s\n", pubkey);
|
|
|
|
free(pubkey);
|
|
|
|
|
|
|
|
fclose(f);
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2007-05-18 16:52:34 +00:00
|
|
|
/*
|
|
|
|
Generate a public/private RSA keypair, and ask for a file to store
|
|
|
|
them in.
|
|
|
|
*/
|
2012-08-02 15:24:42 +00:00
|
|
|
static bool rsa_keygen(int bits, bool ask) {
|
2008-12-14 12:47:26 +00:00
|
|
|
rsa_t key;
|
2007-05-18 16:52:34 +00:00
|
|
|
FILE *f;
|
2012-10-07 15:53:23 +00:00
|
|
|
char *pubname, *privname;
|
2007-05-18 16:52:34 +00:00
|
|
|
|
2009-09-29 13:19:55 +00:00
|
|
|
fprintf(stderr, "Generating %d bits keys:\n", bits);
|
2007-05-18 16:52:34 +00:00
|
|
|
|
2008-12-14 12:47:26 +00:00
|
|
|
if(!rsa_generate(&key, bits, 0x10001)) {
|
2009-09-29 13:19:55 +00:00
|
|
|
fprintf(stderr, "Error during key generation!\n");
|
2007-05-18 16:52:34 +00:00
|
|
|
return false;
|
|
|
|
} else
|
2009-09-29 13:19:55 +00:00
|
|
|
fprintf(stderr, "Done.\n");
|
2007-05-18 16:52:34 +00:00
|
|
|
|
2012-10-07 15:53:23 +00:00
|
|
|
xasprintf(&privname, "%s" SLASH "rsa_key.priv", confbase);
|
|
|
|
f = ask_and_open(privname, "private RSA key", "a", ask);
|
|
|
|
free(privname);
|
2007-05-18 16:52:34 +00:00
|
|
|
|
|
|
|
if(!f)
|
|
|
|
return false;
|
2012-10-10 15:17:49 +00:00
|
|
|
|
2007-05-18 16:52:34 +00:00
|
|
|
#ifdef HAVE_FCHMOD
|
|
|
|
/* Make it unreadable for others. */
|
|
|
|
fchmod(fileno(f), 0600);
|
|
|
|
#endif
|
2012-10-10 15:17:49 +00:00
|
|
|
|
2008-12-14 12:47:26 +00:00
|
|
|
rsa_write_pem_private_key(&key, f);
|
|
|
|
|
2007-05-18 16:52:34 +00:00
|
|
|
fclose(f);
|
|
|
|
|
|
|
|
if(name)
|
2012-10-07 15:53:23 +00:00
|
|
|
xasprintf(&pubname, "%s" SLASH "hosts" SLASH "%s", confbase, name);
|
2007-05-18 16:52:34 +00:00
|
|
|
else
|
2012-10-07 15:53:23 +00:00
|
|
|
xasprintf(&pubname, "%s" SLASH "rsa_key.pub", confbase);
|
2007-05-18 16:52:34 +00:00
|
|
|
|
2012-10-07 15:53:23 +00:00
|
|
|
f = ask_and_open(pubname, "public RSA key", "a", ask);
|
|
|
|
free(pubname);
|
2007-05-18 16:52:34 +00:00
|
|
|
|
|
|
|
if(!f)
|
|
|
|
return false;
|
|
|
|
|
2008-12-14 12:47:26 +00:00
|
|
|
rsa_write_pem_public_key(&key, f);
|
|
|
|
|
2007-05-18 16:52:34 +00:00
|
|
|
fclose(f);
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
Set all files and paths according to netname
|
|
|
|
*/
|
|
|
|
static void make_names(void) {
|
|
|
|
#ifdef HAVE_MINGW
|
|
|
|
HKEY key;
|
|
|
|
char installdir[1024] = "";
|
2008-12-11 15:56:18 +00:00
|
|
|
long len = sizeof installdir;
|
2007-05-18 16:52:34 +00:00
|
|
|
#endif
|
|
|
|
|
|
|
|
if(netname)
|
2009-09-16 18:28:30 +00:00
|
|
|
xasprintf(&identname, "tinc.%s", netname);
|
2007-05-18 16:52:34 +00:00
|
|
|
else
|
|
|
|
identname = xstrdup("tinc");
|
|
|
|
|
|
|
|
#ifdef HAVE_MINGW
|
|
|
|
if(!RegOpenKeyEx(HKEY_LOCAL_MACHINE, "SOFTWARE\\tinc", 0, KEY_READ, &key)) {
|
|
|
|
if(!RegQueryValueEx(key, NULL, 0, 0, installdir, &len)) {
|
|
|
|
if(!confbase) {
|
|
|
|
if(netname)
|
2012-07-21 14:26:55 +00:00
|
|
|
xasprintf(&confbase, "%s" SLASH "%s", installdir, netname);
|
2007-05-18 16:52:34 +00:00
|
|
|
else
|
2009-09-16 18:28:30 +00:00
|
|
|
xasprintf(&confbase, "%s", installdir);
|
2007-05-18 16:52:34 +00:00
|
|
|
}
|
|
|
|
}
|
2011-06-25 19:21:36 +00:00
|
|
|
if(!pidfilename)
|
2012-07-21 14:26:55 +00:00
|
|
|
xasprintf(&pidfilename, "%s" SLASH "pid", confbase);
|
2007-05-18 16:52:34 +00:00
|
|
|
RegCloseKey(key);
|
|
|
|
}
|
2012-07-15 16:16:35 +00:00
|
|
|
|
|
|
|
if(!*installdir) {
|
2007-05-18 16:52:34 +00:00
|
|
|
#endif
|
2012-07-21 13:58:16 +00:00
|
|
|
confdir = xstrdup(CONFDIR);
|
2007-05-18 16:52:34 +00:00
|
|
|
|
2011-06-25 19:21:36 +00:00
|
|
|
if(!pidfilename)
|
2012-07-21 14:26:55 +00:00
|
|
|
xasprintf(&pidfilename, "%s" SLASH "run" SLASH "%s.pid", LOCALSTATEDIR, identname);
|
2007-05-18 16:52:34 +00:00
|
|
|
|
|
|
|
if(netname) {
|
|
|
|
if(!confbase)
|
2012-07-21 14:26:55 +00:00
|
|
|
xasprintf(&confbase, CONFDIR SLASH "tinc" SLASH "%s", netname);
|
2007-05-18 16:52:34 +00:00
|
|
|
else
|
2009-09-29 13:19:55 +00:00
|
|
|
fprintf(stderr, "Both netname and configuration directory given, using the latter...\n");
|
2007-05-18 16:52:34 +00:00
|
|
|
} else {
|
|
|
|
if(!confbase)
|
2012-07-21 14:26:55 +00:00
|
|
|
xasprintf(&confbase, CONFDIR SLASH "tinc");
|
2007-05-18 16:52:34 +00:00
|
|
|
}
|
2012-07-15 16:16:35 +00:00
|
|
|
|
|
|
|
#ifdef HAVE_MINGW
|
2012-07-21 13:58:16 +00:00
|
|
|
} else
|
|
|
|
confdir = xstrdup(installdir);
|
2012-07-15 16:16:35 +00:00
|
|
|
#endif
|
|
|
|
|
2012-07-21 14:26:55 +00:00
|
|
|
xasprintf(&tinc_conf, "%s" SLASH "tinc.conf", confbase);
|
|
|
|
xasprintf(&hosts_dir, "%s" SLASH "hosts", confbase);
|
2007-05-18 16:52:34 +00:00
|
|
|
}
|
|
|
|
|
2011-05-22 12:17:30 +00:00
|
|
|
static char buffer[4096];
|
|
|
|
static size_t blen = 0;
|
|
|
|
|
2011-05-15 11:16:48 +00:00
|
|
|
bool recvline(int fd, char *line, size_t len) {
|
2009-11-07 22:43:25 +00:00
|
|
|
char *newline = NULL;
|
2007-11-07 02:48:33 +00:00
|
|
|
|
2009-11-07 22:43:25 +00:00
|
|
|
while(!(newline = memchr(buffer, '\n', blen))) {
|
|
|
|
int result = recv(fd, buffer + blen, sizeof buffer - blen, 0);
|
|
|
|
if(result == -1 && errno == EINTR)
|
2007-11-07 02:48:33 +00:00
|
|
|
continue;
|
2009-11-07 22:43:25 +00:00
|
|
|
else if(result <= 0)
|
|
|
|
return false;
|
|
|
|
blen += result;
|
2007-11-07 02:48:33 +00:00
|
|
|
}
|
|
|
|
|
2009-11-07 22:43:25 +00:00
|
|
|
if(newline - buffer >= len)
|
|
|
|
return false;
|
2007-11-07 02:48:33 +00:00
|
|
|
|
2009-11-07 22:43:25 +00:00
|
|
|
len = newline - buffer;
|
2007-11-07 02:48:33 +00:00
|
|
|
|
2009-11-07 22:43:25 +00:00
|
|
|
memcpy(line, buffer, len);
|
|
|
|
line[len] = 0;
|
|
|
|
memmove(buffer, newline + 1, blen - len - 1);
|
|
|
|
blen -= len + 1;
|
2007-11-07 02:48:33 +00:00
|
|
|
|
2009-11-07 22:43:25 +00:00
|
|
|
return true;
|
|
|
|
}
|
2007-11-07 02:48:33 +00:00
|
|
|
|
2012-02-26 17:37:36 +00:00
|
|
|
static bool recvdata(int fd, char *data, size_t len) {
|
2011-05-22 12:17:30 +00:00
|
|
|
while(blen < len) {
|
|
|
|
int result = recv(fd, buffer + blen, sizeof buffer - blen, 0);
|
|
|
|
if(result == -1 && errno == EINTR)
|
|
|
|
continue;
|
|
|
|
else if(result <= 0)
|
|
|
|
return false;
|
|
|
|
blen += result;
|
|
|
|
}
|
|
|
|
|
|
|
|
memcpy(data, buffer, len);
|
|
|
|
memmove(buffer, buffer + len, blen - len);
|
|
|
|
blen -= len;
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2011-05-15 11:16:48 +00:00
|
|
|
bool sendline(int fd, char *format, ...) {
|
2009-11-07 22:43:25 +00:00
|
|
|
static char buffer[4096];
|
|
|
|
char *p = buffer;
|
2011-07-13 20:52:52 +00:00
|
|
|
int blen = 0;
|
2009-11-07 22:43:25 +00:00
|
|
|
va_list ap;
|
2007-11-07 02:48:33 +00:00
|
|
|
|
2009-11-07 22:43:25 +00:00
|
|
|
va_start(ap, format);
|
|
|
|
blen = vsnprintf(buffer, sizeof buffer, format, ap);
|
|
|
|
va_end(ap);
|
2007-11-07 02:48:33 +00:00
|
|
|
|
2011-07-13 20:52:52 +00:00
|
|
|
if(blen < 1 || blen >= sizeof buffer)
|
2009-11-07 22:43:25 +00:00
|
|
|
return false;
|
2007-11-07 02:48:33 +00:00
|
|
|
|
2009-11-07 22:43:25 +00:00
|
|
|
buffer[blen] = '\n';
|
|
|
|
blen++;
|
2007-11-07 02:48:33 +00:00
|
|
|
|
2009-11-07 22:43:25 +00:00
|
|
|
while(blen) {
|
|
|
|
int result = send(fd, p, blen, 0);
|
|
|
|
if(result == -1 && errno == EINTR)
|
|
|
|
continue;
|
2011-07-13 20:52:52 +00:00
|
|
|
else if(result <= 0)
|
2009-11-07 22:43:25 +00:00
|
|
|
return false;
|
|
|
|
p += result;
|
|
|
|
blen -= result;
|
2007-11-07 02:48:33 +00:00
|
|
|
}
|
|
|
|
|
2012-10-10 15:17:49 +00:00
|
|
|
return true;
|
2007-11-07 02:48:33 +00:00
|
|
|
}
|
|
|
|
|
2012-02-26 17:37:36 +00:00
|
|
|
static void pcap(int fd, FILE *out, int snaplen) {
|
|
|
|
sendline(fd, "%d %d %d", CONTROL, REQ_PCAP, snaplen);
|
2011-05-22 12:17:30 +00:00
|
|
|
char data[9018];
|
|
|
|
|
|
|
|
struct {
|
|
|
|
uint32_t magic;
|
|
|
|
uint16_t major;
|
|
|
|
uint16_t minor;
|
|
|
|
uint32_t tz_offset;
|
|
|
|
uint32_t tz_accuracy;
|
|
|
|
uint32_t snaplen;
|
|
|
|
uint32_t ll_type;
|
|
|
|
} header = {
|
|
|
|
0xa1b2c3d4,
|
|
|
|
2, 4,
|
|
|
|
0, 0,
|
2012-02-26 17:37:36 +00:00
|
|
|
snaplen ?: sizeof data,
|
2011-05-22 12:17:30 +00:00
|
|
|
1,
|
|
|
|
};
|
|
|
|
|
|
|
|
struct {
|
|
|
|
uint32_t tv_sec;
|
|
|
|
uint32_t tv_usec;
|
|
|
|
uint32_t len;
|
|
|
|
uint32_t origlen;
|
|
|
|
} packet;
|
|
|
|
|
|
|
|
struct timeval tv;
|
|
|
|
|
|
|
|
fwrite(&header, sizeof header, 1, out);
|
|
|
|
fflush(out);
|
|
|
|
|
|
|
|
char line[32];
|
|
|
|
while(recvline(fd, line, sizeof line)) {
|
|
|
|
int code, req, len;
|
|
|
|
int n = sscanf(line, "%d %d %d", &code, &req, &len);
|
|
|
|
gettimeofday(&tv, NULL);
|
|
|
|
if(n != 3 || code != CONTROL || req != REQ_PCAP || len < 0 || len > sizeof data)
|
|
|
|
break;
|
|
|
|
if(!recvdata(fd, data, len))
|
|
|
|
break;
|
|
|
|
packet.tv_sec = tv.tv_sec;
|
|
|
|
packet.tv_usec = tv.tv_usec;
|
|
|
|
packet.len = len;
|
|
|
|
packet.origlen = len;
|
|
|
|
fwrite(&packet, sizeof packet, 1, out);
|
|
|
|
fwrite(data, len, 1, out);
|
|
|
|
fflush(out);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-02-26 17:37:36 +00:00
|
|
|
static void logcontrol(int fd, FILE *out, int level) {
|
|
|
|
sendline(fd, "%d %d %d", CONTROL, REQ_LOG, level);
|
|
|
|
char data[1024];
|
|
|
|
char line[32];
|
|
|
|
|
|
|
|
while(recvline(fd, line, sizeof line)) {
|
|
|
|
int code, req, len;
|
|
|
|
int n = sscanf(line, "%d %d %d", &code, &req, &len);
|
|
|
|
if(n != 3 || code != CONTROL || req != REQ_LOG || len < 0 || len > sizeof data)
|
|
|
|
break;
|
|
|
|
if(!recvdata(fd, data, len))
|
|
|
|
break;
|
|
|
|
fwrite(data, len, 1, out);
|
|
|
|
fputc('\n', out);
|
|
|
|
fflush(out);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2011-07-17 17:23:52 +00:00
|
|
|
#ifdef HAVE_MINGW
|
|
|
|
static bool remove_service(void) {
|
|
|
|
SC_HANDLE manager = NULL;
|
|
|
|
SC_HANDLE service = NULL;
|
|
|
|
SERVICE_STATUS status = {0};
|
|
|
|
|
|
|
|
manager = OpenSCManager(NULL, NULL, SC_MANAGER_ALL_ACCESS);
|
|
|
|
if(!manager) {
|
|
|
|
fprintf(stderr, "Could not open service manager: %s\n", winerror(GetLastError()));
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
service = OpenService(manager, identname, SERVICE_ALL_ACCESS);
|
|
|
|
|
|
|
|
if(!service) {
|
|
|
|
fprintf(stderr, "Could not open %s service: %s\n", identname, winerror(GetLastError()));
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(!ControlService(service, SERVICE_CONTROL_STOP, &status))
|
|
|
|
fprintf(stderr, "Could not stop %s service: %s\n", identname, winerror(GetLastError()));
|
|
|
|
else
|
2011-07-17 18:06:06 +00:00
|
|
|
fprintf(stderr, "%s service stopped\n", identname);
|
2011-07-17 17:23:52 +00:00
|
|
|
|
|
|
|
if(!DeleteService(service)) {
|
|
|
|
fprintf(stderr, "Could not remove %s service: %s\n", identname, winerror(GetLastError()));
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
fprintf(stderr, "%s service removed\n", identname);
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
2012-08-02 15:24:42 +00:00
|
|
|
static bool connect_tincd(bool verbose) {
|
2012-09-28 15:36:25 +00:00
|
|
|
if(fd >= 0) {
|
|
|
|
fd_set r;
|
|
|
|
FD_ZERO(&r);
|
|
|
|
FD_SET(fd, &r);
|
|
|
|
struct timeval tv = {0, 0};
|
|
|
|
if(select(fd + 1, &r, NULL, NULL, &tv)) {
|
|
|
|
fprintf(stderr, "Previous connection to tincd lost, reconnecting.\n");
|
|
|
|
close(fd);
|
|
|
|
fd = -1;
|
|
|
|
} else {
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
}
|
2007-11-08 19:18:44 +00:00
|
|
|
|
2011-06-25 19:21:36 +00:00
|
|
|
FILE *f = fopen(pidfilename, "r");
|
2009-11-07 22:43:25 +00:00
|
|
|
if(!f) {
|
2012-08-02 15:24:42 +00:00
|
|
|
if(verbose)
|
|
|
|
fprintf(stderr, "Could not open pid file %s: %s\n", pidfilename, strerror(errno));
|
2012-07-15 13:46:16 +00:00
|
|
|
return false;
|
2009-11-07 22:43:25 +00:00
|
|
|
}
|
2012-07-15 13:46:16 +00:00
|
|
|
|
|
|
|
char host[128];
|
|
|
|
char port[128];
|
|
|
|
|
2011-06-25 19:35:27 +00:00
|
|
|
if(fscanf(f, "%20d %1024s %128s port %128s", &pid, controlcookie, host, port) != 4) {
|
2012-08-02 15:24:42 +00:00
|
|
|
if(verbose)
|
|
|
|
fprintf(stderr, "Could not parse pid file %s\n", pidfilename);
|
|
|
|
fclose(f);
|
2012-07-15 13:46:16 +00:00
|
|
|
return false;
|
2009-11-07 22:43:25 +00:00
|
|
|
}
|
|
|
|
|
2012-08-02 15:24:42 +00:00
|
|
|
fclose(f);
|
|
|
|
|
2009-11-05 22:29:28 +00:00
|
|
|
#ifdef HAVE_MINGW
|
|
|
|
if(WSAStartup(MAKEWORD(2, 2), &wsa_state)) {
|
2012-08-02 15:24:42 +00:00
|
|
|
if(verbose)
|
|
|
|
fprintf(stderr, "System call `%s' failed: %s", "WSAStartup", winerror(GetLastError()));
|
2012-07-15 13:46:16 +00:00
|
|
|
return false;
|
2009-11-05 22:29:28 +00:00
|
|
|
}
|
2009-11-07 22:43:25 +00:00
|
|
|
#endif
|
2009-11-05 22:29:28 +00:00
|
|
|
|
2011-05-29 12:41:05 +00:00
|
|
|
struct addrinfo hints = {
|
|
|
|
.ai_family = AF_UNSPEC,
|
|
|
|
.ai_socktype = SOCK_STREAM,
|
|
|
|
.ai_protocol = IPPROTO_TCP,
|
|
|
|
.ai_flags = 0,
|
|
|
|
};
|
|
|
|
|
|
|
|
struct addrinfo *res = NULL;
|
2009-11-05 22:29:28 +00:00
|
|
|
|
2011-05-29 12:41:05 +00:00
|
|
|
if(getaddrinfo(host, port, &hints, &res) || !res) {
|
2012-08-02 15:24:42 +00:00
|
|
|
if(verbose)
|
|
|
|
fprintf(stderr, "Cannot resolve %s port %s: %s", host, port, strerror(errno));
|
2012-07-15 13:46:16 +00:00
|
|
|
return false;
|
2011-05-29 12:41:05 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
fd = socket(res->ai_family, SOCK_STREAM, IPPROTO_TCP);
|
2009-11-05 22:29:28 +00:00
|
|
|
if(fd < 0) {
|
2012-08-02 15:24:42 +00:00
|
|
|
if(verbose)
|
|
|
|
fprintf(stderr, "Cannot create TCP socket: %s\n", sockstrerror(sockerrno));
|
2012-07-15 13:46:16 +00:00
|
|
|
return false;
|
2009-11-05 22:29:28 +00:00
|
|
|
}
|
|
|
|
|
2009-12-11 21:24:07 +00:00
|
|
|
#ifdef HAVE_MINGW
|
2009-11-05 22:29:28 +00:00
|
|
|
unsigned long arg = 0;
|
|
|
|
|
|
|
|
if(ioctlsocket(fd, FIONBIO, &arg) != 0) {
|
2012-08-02 15:24:42 +00:00
|
|
|
if(verbose)
|
|
|
|
fprintf(stderr, "ioctlsocket failed: %s", sockstrerror(sockerrno));
|
2009-11-05 22:29:28 +00:00
|
|
|
}
|
2009-12-11 21:24:07 +00:00
|
|
|
#endif
|
2007-05-18 16:52:34 +00:00
|
|
|
|
2011-05-29 12:41:05 +00:00
|
|
|
if(connect(fd, res->ai_addr, res->ai_addrlen) < 0) {
|
2012-08-02 15:24:42 +00:00
|
|
|
if(verbose)
|
|
|
|
fprintf(stderr, "Cannot connect to %s port %s: %s\n", host, port, sockstrerror(sockerrno));
|
2012-09-28 15:36:25 +00:00
|
|
|
close(fd);
|
|
|
|
fd = -1;
|
2012-07-15 13:46:16 +00:00
|
|
|
return false;
|
2007-05-18 16:52:34 +00:00
|
|
|
}
|
|
|
|
|
2011-05-29 12:41:05 +00:00
|
|
|
freeaddrinfo(res);
|
|
|
|
|
2009-11-07 22:43:25 +00:00
|
|
|
char data[4096];
|
2012-07-15 13:46:16 +00:00
|
|
|
int version;
|
2009-11-07 22:43:25 +00:00
|
|
|
|
|
|
|
if(!recvline(fd, line, sizeof line) || sscanf(line, "%d %s %d", &code, data, &version) != 3 || code != 0) {
|
2012-08-02 15:24:42 +00:00
|
|
|
if(verbose)
|
|
|
|
fprintf(stderr, "Cannot read greeting from control socket: %s\n", sockstrerror(sockerrno));
|
2012-09-28 15:36:25 +00:00
|
|
|
close(fd);
|
|
|
|
fd = -1;
|
2012-07-15 13:46:16 +00:00
|
|
|
return false;
|
2007-11-07 02:48:33 +00:00
|
|
|
}
|
|
|
|
|
2009-11-07 22:43:25 +00:00
|
|
|
sendline(fd, "%d ^%s %d", ID, controlcookie, TINC_CTL_VERSION_CURRENT);
|
2012-10-10 15:17:49 +00:00
|
|
|
|
2009-11-07 22:43:25 +00:00
|
|
|
if(!recvline(fd, line, sizeof line) || sscanf(line, "%d %d %d", &code, &version, &pid) != 3 || code != 4 || version != TINC_CTL_VERSION_CURRENT) {
|
2012-08-02 15:24:42 +00:00
|
|
|
if(verbose)
|
|
|
|
fprintf(stderr, "Could not fully establish control socket connection\n");
|
2012-09-28 15:36:25 +00:00
|
|
|
close(fd);
|
|
|
|
fd = -1;
|
2012-07-15 13:46:16 +00:00
|
|
|
return false;
|
2007-11-07 02:48:33 +00:00
|
|
|
}
|
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static int cmd_start(int argc, char *argv[]) {
|
2012-08-03 12:15:50 +00:00
|
|
|
if(connect_tincd(false)) {
|
|
|
|
if(netname)
|
|
|
|
fprintf(stderr, "A tincd is already running for net `%s' with pid %d.\n", netname, pid);
|
|
|
|
else
|
|
|
|
fprintf(stderr, "A tincd is already running with pid %d.\n", pid);
|
|
|
|
return 0;
|
|
|
|
}
|
2012-07-15 19:15:35 +00:00
|
|
|
|
2012-08-03 12:15:50 +00:00
|
|
|
char *c;
|
|
|
|
char *slash = strrchr(program_name, '/');
|
2012-07-15 13:46:16 +00:00
|
|
|
|
|
|
|
#ifdef HAVE_MINGW
|
2012-08-03 12:15:50 +00:00
|
|
|
if ((c = strrchr(program_name, '\\')) > slash)
|
2012-07-15 13:46:16 +00:00
|
|
|
slash = c;
|
|
|
|
#endif
|
|
|
|
|
2012-07-21 11:53:22 +00:00
|
|
|
if (slash++)
|
2012-08-03 12:15:50 +00:00
|
|
|
xasprintf(&c, "%.*stincd", (int)(slash - program_name), program_name);
|
2012-07-15 13:46:16 +00:00
|
|
|
else
|
|
|
|
c = "tincd";
|
|
|
|
|
2012-08-03 12:15:50 +00:00
|
|
|
int nargc = 0;
|
2012-10-06 15:45:03 +00:00
|
|
|
char **nargv = xmalloc_and_zero((optind + argc) * sizeof *nargv);
|
2012-07-15 13:46:16 +00:00
|
|
|
|
2012-10-06 15:45:03 +00:00
|
|
|
nargv[nargc++] = c;
|
|
|
|
for(int i = 1; i < optind; i++)
|
2012-08-03 12:15:50 +00:00
|
|
|
nargv[nargc++] = orig_argv[i];
|
|
|
|
for(int i = 1; i < argc; i++)
|
|
|
|
nargv[nargc++] = argv[i];
|
2007-05-18 16:52:34 +00:00
|
|
|
|
2012-08-03 12:15:50 +00:00
|
|
|
#ifdef HAVE_MINGW
|
|
|
|
execvp(c, nargv);
|
|
|
|
fprintf(stderr, "Error starting %s: %s\n", c, strerror(errno));
|
2012-07-15 13:46:16 +00:00
|
|
|
return 1;
|
2012-08-03 12:15:50 +00:00
|
|
|
#else
|
|
|
|
pid_t pid = fork();
|
|
|
|
if(pid == -1) {
|
|
|
|
fprintf(stderr, "Could not fork: %s\n", strerror(errno));
|
2012-10-07 15:53:23 +00:00
|
|
|
free(nargv);
|
2012-08-03 12:15:50 +00:00
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(!pid)
|
|
|
|
exit(execvp(c, nargv));
|
2012-10-10 15:17:49 +00:00
|
|
|
|
2012-10-07 15:53:23 +00:00
|
|
|
free(nargv);
|
|
|
|
|
2012-08-03 12:15:50 +00:00
|
|
|
int status = -1;
|
|
|
|
if(waitpid(pid, &status, 0) != pid || !WIFEXITED(status) || WEXITSTATUS(status)) {
|
|
|
|
fprintf(stderr, "Error starting %s\n", c);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
#endif
|
2012-07-15 13:46:16 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_stop(int argc, char *argv[]) {
|
2011-07-17 17:23:52 +00:00
|
|
|
#ifndef HAVE_MINGW
|
2012-08-02 15:24:42 +00:00
|
|
|
if(!connect_tincd(true)) {
|
2012-08-01 13:14:48 +00:00
|
|
|
if(pid) {
|
2012-10-06 15:45:03 +00:00
|
|
|
if(kill(pid, SIGTERM)) {
|
|
|
|
fprintf(stderr, "Could not send TERM signal to process with PID %u: %s\n", pid, strerror(errno));
|
2012-08-01 13:14:48 +00:00
|
|
|
return 1;
|
2012-10-06 15:45:03 +00:00
|
|
|
}
|
|
|
|
|
2012-08-01 13:14:48 +00:00
|
|
|
fprintf(stderr, "Sent TERM signal to process with PID %u.\n", pid);
|
2012-10-06 15:45:03 +00:00
|
|
|
waitpid(pid, NULL, 0);
|
2012-08-01 13:14:48 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
return 1;
|
2012-08-01 13:14:48 +00:00
|
|
|
}
|
2012-07-15 13:46:16 +00:00
|
|
|
|
|
|
|
sendline(fd, "%d %d", CONTROL, REQ_STOP);
|
|
|
|
if(!recvline(fd, line, sizeof line) || sscanf(line, "%d %d %d", &code, &req, &result) != 3 || code != CONTROL || req != REQ_STOP || result) {
|
|
|
|
fprintf(stderr, "Could not stop tinc daemon.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
2012-10-06 15:45:03 +00:00
|
|
|
|
|
|
|
// Wait for tincd to close the connection...
|
|
|
|
fd_set r;
|
|
|
|
FD_ZERO(&r);
|
|
|
|
FD_SET(fd, &r);
|
|
|
|
select(fd + 1, &r, NULL, NULL, NULL);
|
2011-07-17 17:23:52 +00:00
|
|
|
#else
|
2012-07-15 13:46:16 +00:00
|
|
|
if(!remove_service())
|
|
|
|
return 1;
|
2011-07-17 17:23:52 +00:00
|
|
|
#endif
|
2012-08-03 12:15:50 +00:00
|
|
|
close(fd);
|
|
|
|
pid = 0;
|
|
|
|
fd = -1;
|
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
return 0;
|
|
|
|
}
|
2007-05-19 15:21:26 +00:00
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
static int cmd_restart(int argc, char *argv[]) {
|
2012-08-01 13:15:37 +00:00
|
|
|
cmd_stop(argc, argv);
|
|
|
|
return cmd_start(argc, argv);
|
2012-07-15 13:46:16 +00:00
|
|
|
}
|
2009-11-07 22:43:25 +00:00
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
static int cmd_reload(int argc, char *argv[]) {
|
2012-08-02 15:24:42 +00:00
|
|
|
if(!connect_tincd(true))
|
2012-07-15 13:46:16 +00:00
|
|
|
return 1;
|
|
|
|
|
|
|
|
sendline(fd, "%d %d", CONTROL, REQ_RELOAD);
|
|
|
|
if(!recvline(fd, line, sizeof line) || sscanf(line, "%d %d %d", &code, &req, &result) != 3 || code != CONTROL || req != REQ_RELOAD || result) {
|
|
|
|
fprintf(stderr, "Could not reload configuration.\n");
|
|
|
|
return 1;
|
2009-11-07 22:43:25 +00:00
|
|
|
}
|
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
return 0;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_dump(int argc, char *argv[]) {
|
|
|
|
if(argc != 2) {
|
|
|
|
fprintf(stderr, "Invalid number of arguments.\n");
|
|
|
|
usage(true);
|
|
|
|
return 1;
|
2007-05-19 15:21:26 +00:00
|
|
|
}
|
|
|
|
|
2012-08-02 15:24:42 +00:00
|
|
|
if(!connect_tincd(true))
|
2012-07-15 20:53:03 +00:00
|
|
|
return 1;
|
|
|
|
|
2012-09-26 21:52:36 +00:00
|
|
|
int do_graph = 0;
|
2012-07-15 13:46:16 +00:00
|
|
|
|
|
|
|
if(!strcasecmp(argv[1], "nodes"))
|
|
|
|
sendline(fd, "%d %d", CONTROL, REQ_DUMP_NODES);
|
|
|
|
else if(!strcasecmp(argv[1], "edges"))
|
|
|
|
sendline(fd, "%d %d", CONTROL, REQ_DUMP_EDGES);
|
|
|
|
else if(!strcasecmp(argv[1], "subnets"))
|
|
|
|
sendline(fd, "%d %d", CONTROL, REQ_DUMP_SUBNETS);
|
|
|
|
else if(!strcasecmp(argv[1], "connections"))
|
|
|
|
sendline(fd, "%d %d", CONTROL, REQ_DUMP_CONNECTIONS);
|
|
|
|
else if(!strcasecmp(argv[1], "graph")) {
|
|
|
|
sendline(fd, "%d %d", CONTROL, REQ_DUMP_NODES);
|
|
|
|
sendline(fd, "%d %d", CONTROL, REQ_DUMP_EDGES);
|
2012-09-26 21:52:36 +00:00
|
|
|
do_graph = 1;
|
|
|
|
} else if(!strcasecmp(argv[1], "digraph")) {
|
|
|
|
sendline(fd, "%d %d", CONTROL, REQ_DUMP_NODES);
|
|
|
|
sendline(fd, "%d %d", CONTROL, REQ_DUMP_EDGES);
|
|
|
|
do_graph = 2;
|
2012-07-15 13:46:16 +00:00
|
|
|
} else {
|
|
|
|
fprintf(stderr, "Unknown dump type '%s'.\n", argv[1]);
|
|
|
|
usage(true);
|
|
|
|
return 1;
|
|
|
|
}
|
2007-11-07 02:49:25 +00:00
|
|
|
|
2012-09-26 21:52:36 +00:00
|
|
|
if(do_graph == 1)
|
|
|
|
printf("graph {\n");
|
|
|
|
else if(do_graph == 2)
|
2012-07-15 13:46:16 +00:00
|
|
|
printf("digraph {\n");
|
2007-11-07 02:49:25 +00:00
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
while(recvline(fd, line, sizeof line)) {
|
|
|
|
char node1[4096], node2[4096];
|
2012-09-26 21:18:32 +00:00
|
|
|
int n = sscanf(line, "%d %d %s %s", &code, &req, node1, node2);
|
2012-07-15 13:46:16 +00:00
|
|
|
if(n == 2) {
|
|
|
|
if(do_graph && req == REQ_DUMP_NODES)
|
|
|
|
continue;
|
2009-11-07 22:43:25 +00:00
|
|
|
else {
|
2012-07-15 13:46:16 +00:00
|
|
|
if(do_graph)
|
|
|
|
printf("}\n");
|
|
|
|
return 0;
|
2009-11-07 22:43:25 +00:00
|
|
|
}
|
2007-11-07 02:49:25 +00:00
|
|
|
}
|
2012-07-15 13:46:16 +00:00
|
|
|
if(n < 2)
|
|
|
|
break;
|
|
|
|
|
2012-09-26 21:18:32 +00:00
|
|
|
if(!do_graph) {
|
|
|
|
char node[4096];
|
|
|
|
char from[4096];
|
|
|
|
char to[4096];
|
|
|
|
char subnet[4096];
|
|
|
|
char host[4096];
|
|
|
|
char port[4096];
|
|
|
|
char via[4096];
|
|
|
|
char nexthop[4096];
|
|
|
|
int cipher, digest, maclength, compression, distance, socket, weight;
|
|
|
|
short int pmtu, minmtu, maxmtu;
|
|
|
|
unsigned int options, status;
|
|
|
|
long int last_state_change;
|
|
|
|
|
|
|
|
switch(req) {
|
|
|
|
case REQ_DUMP_NODES: {
|
|
|
|
int n = sscanf(line, "%*d %*d %s %s port %s %d %d %d %d %x %x %s %s %d %hd %hd %hd %ld", node, host, port, &cipher, &digest, &maclength, &compression, &options, &status, nexthop, via, &distance, &pmtu, &minmtu, &maxmtu, &last_state_change);
|
|
|
|
if(n != 16) {
|
|
|
|
fprintf(stderr, "Unable to parse node dump from tincd: %s\n", line);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
printf("%s at %s port %s cipher %d digest %d maclength %d compression %d options %x status %04x nexthop %s via %s distance %d pmtu %hd (min %hd max %hd)\n",
|
|
|
|
node, host, port, cipher, digest, maclength, compression, options, status, nexthop, via, distance, pmtu, minmtu, maxmtu);
|
|
|
|
} break;
|
|
|
|
|
|
|
|
case REQ_DUMP_EDGES: {
|
|
|
|
int n = sscanf(line, "%*d %*d %s %s %s port %s %x %d", from, to, host, port, &options, &weight);
|
|
|
|
if(n != 6) {
|
|
|
|
fprintf(stderr, "Unable to parse edge dump from tincd.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
printf("%s to %s at %s port %s options %x weight %d\n", from, to, host, port, options, weight);
|
|
|
|
} break;
|
|
|
|
|
|
|
|
case REQ_DUMP_SUBNETS: {
|
|
|
|
int n = sscanf(line, "%*d %*d %s %s", subnet, node);
|
|
|
|
if(n != 2) {
|
|
|
|
fprintf(stderr, "Unable to parse subnet dump from tincd.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
printf("%s owner %s\n", strip_weight(subnet), node);
|
|
|
|
} break;
|
|
|
|
|
|
|
|
case REQ_DUMP_CONNECTIONS: {
|
|
|
|
int n = sscanf(line, "%*d %*d %s %s port %s %x %d %x", node, host, port, &options, &socket, &status);
|
|
|
|
if(n != 6) {
|
|
|
|
fprintf(stderr, "Unable to parse connection dump from tincd.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
printf("%s at %s port %s options %x socket %d status %x\n", node, host, port, options, socket, status);
|
|
|
|
} break;
|
|
|
|
|
|
|
|
default:
|
|
|
|
fprintf(stderr, "Unable to parse dump from tincd.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
} else {
|
2012-07-15 13:46:16 +00:00
|
|
|
if(req == REQ_DUMP_NODES)
|
|
|
|
printf(" %s [label = \"%s\"];\n", node1, node1);
|
2012-09-26 21:52:36 +00:00
|
|
|
else {
|
|
|
|
if(do_graph == 1 && strcmp(node1, node2) > 0)
|
|
|
|
printf(" %s -- %s;\n", node1, node2);
|
|
|
|
else if(do_graph == 2)
|
|
|
|
printf(" %s -> %s;\n", node1, node2);
|
|
|
|
}
|
2012-07-15 13:46:16 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
fprintf(stderr, "Error receiving dump.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_purge(int argc, char *argv[]) {
|
2012-08-02 15:24:42 +00:00
|
|
|
if(!connect_tincd(true))
|
2012-07-15 13:46:16 +00:00
|
|
|
return 1;
|
2007-11-07 02:49:25 +00:00
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
sendline(fd, "%d %d", CONTROL, REQ_PURGE);
|
|
|
|
if(!recvline(fd, line, sizeof line) || sscanf(line, "%d %d %d", &code, &req, &result) != 3 || code != CONTROL || req != REQ_PURGE || result) {
|
|
|
|
fprintf(stderr, "Could not purge old information.\n");
|
2007-11-07 02:49:25 +00:00
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_debug(int argc, char *argv[]) {
|
|
|
|
if(argc != 2) {
|
|
|
|
fprintf(stderr, "Invalid number of arguments.\n");
|
|
|
|
return 1;
|
2007-11-07 02:49:57 +00:00
|
|
|
}
|
|
|
|
|
2012-08-02 15:24:42 +00:00
|
|
|
if(!connect_tincd(true))
|
2012-07-15 13:46:16 +00:00
|
|
|
return 1;
|
2007-11-07 02:50:27 +00:00
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
int debuglevel = atoi(argv[1]);
|
|
|
|
int origlevel;
|
2007-11-07 02:50:27 +00:00
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
sendline(fd, "%d %d %d", CONTROL, REQ_SET_DEBUG, debuglevel);
|
|
|
|
if(!recvline(fd, line, sizeof line) || sscanf(line, "%d %d %d", &code, &req, &origlevel) != 3 || code != CONTROL || req != REQ_SET_DEBUG) {
|
|
|
|
fprintf(stderr, "Could not set debug level.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
2007-11-07 02:50:58 +00:00
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
fprintf(stderr, "Old level %d, new level %d.\n", origlevel, debuglevel);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_retry(int argc, char *argv[]) {
|
2012-08-02 15:24:42 +00:00
|
|
|
if(!connect_tincd(true))
|
2012-07-15 13:46:16 +00:00
|
|
|
return 1;
|
|
|
|
|
|
|
|
sendline(fd, "%d %d", CONTROL, REQ_RETRY);
|
|
|
|
if(!recvline(fd, line, sizeof line) || sscanf(line, "%d %d %d", &code, &req, &result) != 3 || code != CONTROL || req != REQ_RETRY || result) {
|
|
|
|
fprintf(stderr, "Could not retry outgoing connections.\n");
|
|
|
|
return 1;
|
2007-11-07 02:51:24 +00:00
|
|
|
}
|
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_connect(int argc, char *argv[]) {
|
|
|
|
if(argc != 2) {
|
|
|
|
fprintf(stderr, "Invalid number of arguments.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2012-08-30 12:00:34 +00:00
|
|
|
if(!check_id(argv[1])) {
|
2012-07-15 18:22:21 +00:00
|
|
|
fprintf(stderr, "Invalid name for node.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2012-08-02 15:24:42 +00:00
|
|
|
if(!connect_tincd(true))
|
2012-07-15 13:46:16 +00:00
|
|
|
return 1;
|
|
|
|
|
|
|
|
sendline(fd, "%d %d %s", CONTROL, REQ_CONNECT, argv[1]);
|
|
|
|
if(!recvline(fd, line, sizeof line) || sscanf(line, "%d %d %d", &code, &req, &result) != 3 || code != CONTROL || req != REQ_CONNECT || result) {
|
|
|
|
fprintf(stderr, "Could not connect to %s.\n", argv[1]);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_disconnect(int argc, char *argv[]) {
|
|
|
|
if(argc != 2) {
|
|
|
|
fprintf(stderr, "Invalid number of arguments.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2012-08-30 12:00:34 +00:00
|
|
|
if(!check_id(argv[1])) {
|
2012-07-15 18:22:21 +00:00
|
|
|
fprintf(stderr, "Invalid name for node.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2012-08-02 15:24:42 +00:00
|
|
|
if(!connect_tincd(true))
|
2012-07-15 13:46:16 +00:00
|
|
|
return 1;
|
|
|
|
|
|
|
|
sendline(fd, "%d %d %s", CONTROL, REQ_DISCONNECT, argv[1]);
|
|
|
|
if(!recvline(fd, line, sizeof line) || sscanf(line, "%d %d %d", &code, &req, &result) != 3 || code != CONTROL || req != REQ_DISCONNECT || result) {
|
|
|
|
fprintf(stderr, "Could not disconnect %s.\n", argv[1]);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_top(int argc, char *argv[]) {
|
|
|
|
#ifdef HAVE_CURSES
|
2012-08-02 15:24:42 +00:00
|
|
|
if(!connect_tincd(true))
|
2012-07-15 13:46:16 +00:00
|
|
|
return 1;
|
|
|
|
|
|
|
|
top(fd);
|
|
|
|
return 0;
|
|
|
|
#else
|
|
|
|
fprintf(stderr, "This version of tincctl was compiled without support for the curses library.\n");
|
|
|
|
return 1;
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_pcap(int argc, char *argv[]) {
|
2012-08-02 15:24:42 +00:00
|
|
|
if(!connect_tincd(true))
|
2012-07-15 13:46:16 +00:00
|
|
|
return 1;
|
|
|
|
|
|
|
|
pcap(fd, stdout, argc > 1 ? atoi(argv[1]) : 0);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_log(int argc, char *argv[]) {
|
2012-08-02 15:24:42 +00:00
|
|
|
if(!connect_tincd(true))
|
2012-07-15 13:46:16 +00:00
|
|
|
return 1;
|
|
|
|
|
|
|
|
logcontrol(fd, stdout, argc > 1 ? atoi(argv[1]) : -1);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_pid(int argc, char *argv[]) {
|
2012-08-02 15:24:42 +00:00
|
|
|
if(!connect_tincd(true) && !pid)
|
2012-07-15 13:46:16 +00:00
|
|
|
return 1;
|
|
|
|
|
|
|
|
printf("%d\n", pid);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-07-15 16:16:35 +00:00
|
|
|
static int rstrip(char *value) {
|
|
|
|
int len = strlen(value);
|
|
|
|
while(len && strchr("\t\r\n ", value[len - 1]))
|
|
|
|
value[--len] = 0;
|
|
|
|
return len;
|
|
|
|
}
|
|
|
|
|
|
|
|
static char *get_my_name() {
|
|
|
|
FILE *f = fopen(tinc_conf, "r");
|
|
|
|
if(!f) {
|
|
|
|
fprintf(stderr, "Could not open %s: %s\n", tinc_conf, strerror(errno));
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
char buf[4096];
|
|
|
|
char *value;
|
|
|
|
while(fgets(buf, sizeof buf, f)) {
|
|
|
|
int len = strcspn(buf, "\t =");
|
|
|
|
value = buf + len;
|
|
|
|
value += strspn(value, "\t ");
|
|
|
|
if(*value == '=') {
|
|
|
|
value++;
|
|
|
|
value += strspn(value, "\t ");
|
|
|
|
}
|
|
|
|
if(!rstrip(value))
|
|
|
|
continue;
|
|
|
|
buf[len] = 0;
|
|
|
|
if(strcasecmp(buf, "Name"))
|
|
|
|
continue;
|
|
|
|
if(*value) {
|
|
|
|
fclose(f);
|
|
|
|
return strdup(value);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
fclose(f);
|
|
|
|
fprintf(stderr, "Could not find Name in %s.\n", tinc_conf);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2012-07-21 13:02:17 +00:00
|
|
|
#define VAR_SERVER 1 /* Should be in tinc.conf */
|
|
|
|
#define VAR_HOST 2 /* Can be in host config file */
|
|
|
|
#define VAR_MULTIPLE 4 /* Multiple statements allowed */
|
|
|
|
#define VAR_OBSOLETE 8 /* Should not be used anymore */
|
|
|
|
|
|
|
|
static struct {
|
|
|
|
const char *name;
|
|
|
|
int type;
|
|
|
|
} const variables[] = {
|
|
|
|
/* Server configuration */
|
|
|
|
{"AddressFamily", VAR_SERVER},
|
|
|
|
{"BindToAddress", VAR_SERVER | VAR_MULTIPLE},
|
|
|
|
{"BindToInterface", VAR_SERVER},
|
|
|
|
{"Broadcast", VAR_SERVER},
|
|
|
|
{"ConnectTo", VAR_SERVER | VAR_MULTIPLE},
|
|
|
|
{"DecrementTTL", VAR_SERVER},
|
|
|
|
{"Device", VAR_SERVER},
|
|
|
|
{"DeviceType", VAR_SERVER},
|
|
|
|
{"DirectOnly", VAR_SERVER},
|
|
|
|
{"ECDSAPrivateKeyFile", VAR_SERVER},
|
|
|
|
{"ExperimentalProtocol", VAR_SERVER},
|
|
|
|
{"Forwarding", VAR_SERVER},
|
2012-10-07 15:53:23 +00:00
|
|
|
{"GraphDumpFile", VAR_SERVER | VAR_OBSOLETE},
|
2012-07-21 13:02:17 +00:00
|
|
|
{"Hostnames", VAR_SERVER},
|
|
|
|
{"IffOneQueue", VAR_SERVER},
|
|
|
|
{"Interface", VAR_SERVER},
|
|
|
|
{"KeyExpire", VAR_SERVER},
|
|
|
|
{"LocalDiscovery", VAR_SERVER},
|
|
|
|
{"MACExpire", VAR_SERVER},
|
2012-08-01 14:13:23 +00:00
|
|
|
{"MaxOutputBufferSize", VAR_SERVER},
|
2012-07-21 13:02:17 +00:00
|
|
|
{"MaxTimeout", VAR_SERVER},
|
|
|
|
{"Mode", VAR_SERVER},
|
|
|
|
{"Name", VAR_SERVER},
|
|
|
|
{"PingInterval", VAR_SERVER},
|
|
|
|
{"PingTimeout", VAR_SERVER},
|
|
|
|
{"PriorityInheritance", VAR_SERVER},
|
|
|
|
{"PrivateKey", VAR_SERVER | VAR_OBSOLETE},
|
|
|
|
{"PrivateKeyFile", VAR_SERVER},
|
|
|
|
{"ProcessPriority", VAR_SERVER},
|
2012-08-01 14:13:23 +00:00
|
|
|
{"Proxy", VAR_SERVER},
|
2012-07-21 13:02:17 +00:00
|
|
|
{"ReplayWindow", VAR_SERVER},
|
2012-10-07 15:53:23 +00:00
|
|
|
{"ScriptsExtension", VAR_SERVER},
|
|
|
|
{"ScriptsInterpreter", VAR_SERVER},
|
2012-07-21 13:02:17 +00:00
|
|
|
{"StrictSubnets", VAR_SERVER},
|
|
|
|
{"TunnelServer", VAR_SERVER},
|
|
|
|
{"UDPRcvBuf", VAR_SERVER},
|
|
|
|
{"UDPSndBuf", VAR_SERVER},
|
2012-08-01 14:13:23 +00:00
|
|
|
{"VDEGroup", VAR_SERVER},
|
|
|
|
{"VDEPort", VAR_SERVER},
|
2012-07-21 13:02:17 +00:00
|
|
|
/* Host configuration */
|
|
|
|
{"Address", VAR_HOST | VAR_MULTIPLE},
|
|
|
|
{"Cipher", VAR_SERVER | VAR_HOST},
|
|
|
|
{"ClampMSS", VAR_SERVER | VAR_HOST},
|
|
|
|
{"Compression", VAR_SERVER | VAR_HOST},
|
|
|
|
{"Digest", VAR_SERVER | VAR_HOST},
|
2012-08-01 14:13:23 +00:00
|
|
|
{"ECDSAPublicKey", VAR_HOST},
|
|
|
|
{"ECDSAPublicKeyFile", VAR_SERVER | VAR_HOST},
|
2012-07-21 13:02:17 +00:00
|
|
|
{"IndirectData", VAR_SERVER | VAR_HOST},
|
|
|
|
{"MACLength", VAR_SERVER | VAR_HOST},
|
|
|
|
{"PMTU", VAR_SERVER | VAR_HOST},
|
|
|
|
{"PMTUDiscovery", VAR_SERVER | VAR_HOST},
|
|
|
|
{"Port", VAR_HOST},
|
2012-08-01 14:13:23 +00:00
|
|
|
{"PublicKey", VAR_HOST | VAR_OBSOLETE},
|
2012-07-21 13:02:17 +00:00
|
|
|
{"PublicKeyFile", VAR_SERVER | VAR_HOST | VAR_OBSOLETE},
|
|
|
|
{"Subnet", VAR_HOST | VAR_MULTIPLE},
|
|
|
|
{"TCPOnly", VAR_SERVER | VAR_HOST},
|
2012-08-01 14:13:23 +00:00
|
|
|
{"Weight", VAR_HOST},
|
2012-07-21 13:02:17 +00:00
|
|
|
{NULL, 0}
|
2012-07-15 16:16:35 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
static int cmd_config(int argc, char *argv[]) {
|
|
|
|
if(argc < 2) {
|
|
|
|
fprintf(stderr, "Invalid number of arguments.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2012-08-01 13:50:45 +00:00
|
|
|
int action = -2;
|
|
|
|
if(!strcasecmp(argv[1], "get")) {
|
|
|
|
argv++, argc--;
|
|
|
|
} else if(!strcasecmp(argv[1], "add")) {
|
2012-07-15 16:16:35 +00:00
|
|
|
argv++, argc--, action = 1;
|
|
|
|
} else if(!strcasecmp(argv[1], "del")) {
|
|
|
|
argv++, argc--, action = -1;
|
|
|
|
} else if(!strcasecmp(argv[1], "replace") || !strcasecmp(argv[1], "set") || !strcasecmp(argv[1], "change")) {
|
|
|
|
argv++, argc--, action = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(argc < 2) {
|
|
|
|
fprintf(stderr, "Invalid number of arguments.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
// Concatenate the rest of the command line
|
|
|
|
strncpy(line, argv[1], sizeof line - 1);
|
|
|
|
for(int i = 2; i < argc; i++) {
|
|
|
|
strncat(line, " ", sizeof line - 1 - strlen(line));
|
|
|
|
strncat(line, argv[i], sizeof line - 1 - strlen(line));
|
|
|
|
}
|
|
|
|
|
|
|
|
// Liberal parsing into node name, variable name and value.
|
|
|
|
char *node = NULL;
|
|
|
|
char *variable;
|
|
|
|
char *value;
|
|
|
|
int len;
|
|
|
|
|
2012-10-10 15:17:49 +00:00
|
|
|
len = strcspn(line, "\t =");
|
|
|
|
value = line + len;
|
|
|
|
value += strspn(value, "\t ");
|
|
|
|
if(*value == '=') {
|
|
|
|
value++;
|
|
|
|
value += strspn(value, "\t ");
|
|
|
|
}
|
|
|
|
line[len] = '\0';
|
2012-07-15 16:16:35 +00:00
|
|
|
variable = strchr(line, '.');
|
|
|
|
if(variable) {
|
|
|
|
node = line;
|
|
|
|
*variable++ = 0;
|
|
|
|
} else {
|
|
|
|
variable = line;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(!*variable) {
|
|
|
|
fprintf(stderr, "No variable given.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(action >= 0 && !*value) {
|
|
|
|
fprintf(stderr, "No value for variable given.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2012-08-01 13:50:45 +00:00
|
|
|
if(action < -1 && *value)
|
|
|
|
action = 0;
|
|
|
|
|
2012-07-21 13:02:17 +00:00
|
|
|
/* Some simple checks. */
|
|
|
|
bool found = false;
|
|
|
|
|
|
|
|
for(int i = 0; variables[i].name; i++) {
|
|
|
|
if(strcasecmp(variables[i].name, variable))
|
|
|
|
continue;
|
|
|
|
|
|
|
|
found = true;
|
|
|
|
variable = (char *)variables[i].name;
|
|
|
|
|
|
|
|
/* Discourage use of obsolete variables. */
|
|
|
|
|
|
|
|
if(variables[i].type & VAR_OBSOLETE && action >= 0) {
|
|
|
|
if(force) {
|
|
|
|
fprintf(stderr, "Warning: %s is an obsolete variable!\n", variable);
|
|
|
|
} else {
|
|
|
|
fprintf(stderr, "%s is an obsolete variable! Use --force to use it anyway.\n", variable);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Don't put server variables in host config files */
|
|
|
|
|
|
|
|
if(node && !(variables[i].type & VAR_HOST) && action >= 0) {
|
|
|
|
if(force) {
|
|
|
|
fprintf(stderr, "Warning: %s is not a host configuration variable!\n", variable);
|
|
|
|
} else {
|
|
|
|
fprintf(stderr, "%s is not a host configuration variable! Use --force to use it anyway.\n", variable);
|
|
|
|
return 1;
|
2012-07-15 16:16:35 +00:00
|
|
|
}
|
|
|
|
}
|
2012-07-21 13:02:17 +00:00
|
|
|
|
|
|
|
/* Should this go into our own host config file? */
|
|
|
|
|
|
|
|
if(!node && !(variables[i].type & VAR_SERVER)) {
|
|
|
|
node = get_my_name();
|
|
|
|
if(!node)
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
break;
|
2012-07-15 16:16:35 +00:00
|
|
|
}
|
|
|
|
|
2012-07-15 18:22:21 +00:00
|
|
|
if(node && !check_id(node)) {
|
|
|
|
fprintf(stderr, "Invalid name for node.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2012-08-01 13:50:45 +00:00
|
|
|
if(!found) {
|
|
|
|
if(force || action < 0) {
|
2012-07-21 13:02:17 +00:00
|
|
|
fprintf(stderr, "Warning: %s is not a known configuration variable!\n", variable);
|
|
|
|
} else {
|
|
|
|
fprintf(stderr, "%s: is not a known configuration variable! Use --force to use it anyway.\n", variable);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-07-15 16:16:35 +00:00
|
|
|
// Open the right configuration file.
|
|
|
|
char *filename;
|
|
|
|
if(node)
|
2012-07-21 14:26:55 +00:00
|
|
|
xasprintf(&filename, "%s" SLASH "%s", hosts_dir, node);
|
2012-07-15 16:16:35 +00:00
|
|
|
else
|
|
|
|
filename = tinc_conf;
|
|
|
|
|
|
|
|
FILE *f = fopen(filename, "r");
|
|
|
|
if(!f) {
|
|
|
|
if(action < 0 || errno != ENOENT) {
|
|
|
|
fprintf(stderr, "Could not open configuration file %s: %s\n", filename, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
// If it doesn't exist, create it.
|
|
|
|
f = fopen(filename, "a+");
|
|
|
|
if(!f) {
|
|
|
|
fprintf(stderr, "Could not create configuration file %s: %s\n", filename, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
} else {
|
|
|
|
fprintf(stderr, "Created configuration file %s.\n", filename);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-08-01 13:50:45 +00:00
|
|
|
char *tmpfile = NULL;
|
|
|
|
FILE *tf = NULL;
|
|
|
|
|
|
|
|
if(action >= -1) {
|
|
|
|
xasprintf(&tmpfile, "%s.config.tmp", filename);
|
|
|
|
tf = fopen(tmpfile, "w");
|
|
|
|
if(!tf) {
|
|
|
|
fprintf(stderr, "Could not open temporary file %s: %s\n", tmpfile, strerror(errno));
|
2012-08-02 15:24:42 +00:00
|
|
|
fclose(f);
|
2012-08-01 13:50:45 +00:00
|
|
|
return 1;
|
|
|
|
}
|
2012-07-15 16:16:35 +00:00
|
|
|
}
|
|
|
|
|
2012-08-01 13:50:45 +00:00
|
|
|
// Copy the file, making modifications on the fly, unless we are just getting a value.
|
2012-07-15 16:16:35 +00:00
|
|
|
char buf1[4096];
|
|
|
|
char buf2[4096];
|
|
|
|
bool set = false;
|
|
|
|
bool removed = false;
|
2012-08-01 13:50:45 +00:00
|
|
|
found = false;
|
2012-07-15 16:16:35 +00:00
|
|
|
|
|
|
|
while(fgets(buf1, sizeof buf1, f)) {
|
|
|
|
buf1[sizeof buf1 - 1] = 0;
|
2012-07-21 13:50:50 +00:00
|
|
|
strncpy(buf2, buf1, sizeof buf2);
|
2012-07-15 16:16:35 +00:00
|
|
|
|
|
|
|
// Parse line in a simple way
|
|
|
|
char *bvalue;
|
|
|
|
int len;
|
|
|
|
|
|
|
|
len = strcspn(buf2, "\t =");
|
|
|
|
bvalue = buf2 + len;
|
|
|
|
bvalue += strspn(bvalue, "\t ");
|
|
|
|
if(*bvalue == '=') {
|
|
|
|
bvalue++;
|
|
|
|
bvalue += strspn(bvalue, "\t ");
|
|
|
|
}
|
|
|
|
rstrip(bvalue);
|
|
|
|
buf2[len] = '\0';
|
|
|
|
|
|
|
|
// Did it match?
|
|
|
|
if(!strcasecmp(buf2, variable)) {
|
2012-08-01 13:50:45 +00:00
|
|
|
// Get
|
|
|
|
if(action < -1) {
|
|
|
|
found = true;
|
|
|
|
printf("%s\n", bvalue);
|
2012-07-15 16:16:35 +00:00
|
|
|
// Del
|
2012-08-01 13:50:45 +00:00
|
|
|
} else if(action == -1) {
|
2012-07-15 16:16:35 +00:00
|
|
|
if(!*value || !strcasecmp(bvalue, value)) {
|
|
|
|
removed = true;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
// Set
|
|
|
|
} else if(action == 0) {
|
|
|
|
// Already set? Delete the rest...
|
|
|
|
if(set)
|
|
|
|
continue;
|
|
|
|
// Otherwise, replace.
|
|
|
|
if(fprintf(tf, "%s = %s\n", variable, value) < 0) {
|
|
|
|
fprintf(stderr, "Error writing to temporary file %s: %s\n", tmpfile, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
set = true;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-08-01 13:50:45 +00:00
|
|
|
if(action >= -1) {
|
|
|
|
// Copy original line...
|
|
|
|
if(fputs(buf1, tf) < 0) {
|
2012-07-21 13:02:44 +00:00
|
|
|
fprintf(stderr, "Error writing to temporary file %s: %s\n", tmpfile, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
2012-08-01 13:50:45 +00:00
|
|
|
|
|
|
|
// Add newline if it is missing...
|
|
|
|
if(*buf1 && buf1[strlen(buf1) - 1] != '\n') {
|
|
|
|
if(fputc('\n', tf) < 0) {
|
|
|
|
fprintf(stderr, "Error writing to temporary file %s: %s\n", tmpfile, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
}
|
2012-07-21 13:02:44 +00:00
|
|
|
}
|
2012-07-15 16:16:35 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
// Make sure we read everything...
|
|
|
|
if(ferror(f) || !feof(f)) {
|
|
|
|
fprintf(stderr, "Error while reading from configuration file %s: %s\n", filename, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(fclose(f)) {
|
|
|
|
fprintf(stderr, "Error closing configuration file %s: %s\n", filename, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
// Add new variable if necessary.
|
|
|
|
if(action > 0 || (action == 0 && !set)) {
|
|
|
|
if(fprintf(tf, "%s = %s\n", variable, value) < 0) {
|
|
|
|
fprintf(stderr, "Error writing to temporary file %s: %s\n", tmpfile, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-08-01 13:50:45 +00:00
|
|
|
if(action < -1) {
|
|
|
|
if(!found)
|
|
|
|
fprintf(stderr, "No matching configuration variables found.\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-07-15 16:16:35 +00:00
|
|
|
// Make sure we wrote everything...
|
|
|
|
if(fclose(tf)) {
|
|
|
|
fprintf(stderr, "Error closing temporary file %s: %s\n", tmpfile, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
// Could we find what we had to remove?
|
|
|
|
if(action < 0 && !removed) {
|
|
|
|
remove(tmpfile);
|
|
|
|
fprintf(stderr, "No configuration variables deleted.\n");
|
|
|
|
return *value;
|
|
|
|
}
|
|
|
|
|
|
|
|
// Replace the configuration file with the new one
|
|
|
|
#ifdef HAVE_MINGW
|
|
|
|
if(remove(filename)) {
|
|
|
|
fprintf(stderr, "Error replacing file %s: %s\n", filename, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
if(rename(tmpfile, filename)) {
|
|
|
|
fprintf(stderr, "Error renaming temporary file %s to configuration file %s: %s\n", tmpfile, filename, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2012-07-15 18:59:17 +00:00
|
|
|
// Silently try notifying a running tincd of changes.
|
2012-08-02 15:24:42 +00:00
|
|
|
if(connect_tincd(false))
|
2012-07-15 18:59:17 +00:00
|
|
|
sendline(fd, "%d %d", CONTROL, REQ_RELOAD);
|
|
|
|
|
2012-07-15 16:16:35 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-07-15 18:22:21 +00:00
|
|
|
bool check_id(const char *name) {
|
2012-08-01 14:51:59 +00:00
|
|
|
if(!name || !*name)
|
|
|
|
return false;
|
|
|
|
|
2012-07-15 18:22:21 +00:00
|
|
|
for(int i = 0; i < strlen(name); i++) {
|
|
|
|
if(!isalnum(name[i]) && name[i] != '_')
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
static int cmd_init(int argc, char *argv[]) {
|
2012-07-15 16:16:35 +00:00
|
|
|
if(!access(tinc_conf, F_OK)) {
|
2012-07-15 13:46:16 +00:00
|
|
|
fprintf(stderr, "Configuration file %s already exists!\n", tinc_conf);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2012-07-15 16:16:35 +00:00
|
|
|
if(argc < 2) {
|
2012-08-02 15:24:42 +00:00
|
|
|
if(tty) {
|
2012-07-15 13:46:16 +00:00
|
|
|
char buf[1024];
|
|
|
|
fprintf(stdout, "Enter the Name you want your tinc node to have: ");
|
|
|
|
fflush(stdout);
|
|
|
|
if(!fgets(buf, sizeof buf, stdin)) {
|
|
|
|
fprintf(stderr, "Error while reading stdin: %s\n", strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
2012-07-15 16:16:35 +00:00
|
|
|
int len = rstrip(buf);
|
2012-07-15 13:46:16 +00:00
|
|
|
if(!len) {
|
|
|
|
fprintf(stderr, "No name given!\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
name = strdup(buf);
|
|
|
|
} else {
|
|
|
|
fprintf(stderr, "No Name given!\n");
|
2009-12-16 20:16:56 +00:00
|
|
|
return 1;
|
|
|
|
}
|
2012-07-15 13:46:16 +00:00
|
|
|
} else {
|
2012-07-15 16:16:35 +00:00
|
|
|
name = strdup(argv[1]);
|
2012-07-15 13:46:16 +00:00
|
|
|
if(!*name) {
|
|
|
|
fprintf(stderr, "No Name given!\n");
|
2009-12-16 20:16:56 +00:00
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-07-15 18:22:21 +00:00
|
|
|
if(!check_id(name)) {
|
|
|
|
fprintf(stderr, "Invalid Name! Only a-z, A-Z, 0-9 and _ are allowed characters.\n");
|
|
|
|
return 1;
|
2012-07-15 13:46:16 +00:00
|
|
|
}
|
2009-12-16 20:16:56 +00:00
|
|
|
|
2012-07-21 13:58:16 +00:00
|
|
|
if(mkdir(confdir, 0755) && errno != EEXIST) {
|
2012-07-15 13:46:16 +00:00
|
|
|
fprintf(stderr, "Could not create directory %s: %s\n", CONFDIR, strerror(errno));
|
|
|
|
return 1;
|
2009-12-16 20:16:56 +00:00
|
|
|
}
|
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
if(mkdir(confbase, 0755) && errno != EEXIST) {
|
|
|
|
fprintf(stderr, "Could not create directory %s: %s\n", confbase, strerror(errno));
|
|
|
|
return 1;
|
2011-05-15 11:16:48 +00:00
|
|
|
}
|
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
if(mkdir(hosts_dir, 0755) && errno != EEXIST) {
|
|
|
|
fprintf(stderr, "Could not create directory %s: %s\n", hosts_dir, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
FILE *f = fopen(tinc_conf, "w");
|
|
|
|
if(!f) {
|
|
|
|
fprintf(stderr, "Could not create file %s: %s\n", tinc_conf, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
fprintf(f, "Name = %s\n", name);
|
|
|
|
fclose(f);
|
|
|
|
|
2012-08-02 15:24:42 +00:00
|
|
|
if(!rsa_keygen(2048, false) || !ecdsa_keygen(false))
|
2012-07-22 10:52:31 +00:00
|
|
|
return 1;
|
2012-07-15 13:46:16 +00:00
|
|
|
|
2012-07-22 10:52:31 +00:00
|
|
|
#ifndef HAVE_MINGW
|
|
|
|
char *filename;
|
|
|
|
xasprintf(&filename, "%s" SLASH "tinc-up", confbase);
|
|
|
|
if(access(filename, F_OK)) {
|
|
|
|
FILE *f = fopen(filename, "w");
|
|
|
|
if(!f) {
|
|
|
|
fprintf(stderr, "Could not create file %s: %s\n", filename, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
fchmod(fileno(f), 0755);
|
|
|
|
fprintf(f, "#!/bin/sh\n\necho 'Unconfigured tinc-up script, please edit!'\n\n#ifconfig $INTERFACE <your vpn IP address> netmask <netmask of whole VPN>\n");
|
|
|
|
fclose(f);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
return 0;
|
2012-07-15 13:46:16 +00:00
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_generate_keys(int argc, char *argv[]) {
|
2012-08-02 15:24:42 +00:00
|
|
|
return !(rsa_keygen(argc > 1 ? atoi(argv[1]) : 2048, true) && ecdsa_keygen(true));
|
2012-07-15 13:46:16 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_generate_rsa_keys(int argc, char *argv[]) {
|
2012-08-02 15:24:42 +00:00
|
|
|
return !rsa_keygen(argc > 1 ? atoi(argv[1]) : 2048, true);
|
2012-07-15 13:46:16 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_generate_ecdsa_keys(int argc, char *argv[]) {
|
2012-08-02 15:24:42 +00:00
|
|
|
return !ecdsa_keygen(true);
|
2012-07-15 13:46:16 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_help(int argc, char *argv[]) {
|
|
|
|
usage(false);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_version(int argc, char *argv[]) {
|
|
|
|
version();
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-07-15 23:05:25 +00:00
|
|
|
static int cmd_info(int argc, char *argv[]) {
|
|
|
|
if(argc != 2) {
|
|
|
|
fprintf(stderr, "Invalid number of arguments.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
2012-08-02 15:24:42 +00:00
|
|
|
if(!connect_tincd(true))
|
2012-07-15 23:05:25 +00:00
|
|
|
return 1;
|
|
|
|
|
|
|
|
return info(fd, argv[1]);
|
|
|
|
}
|
|
|
|
|
2012-07-15 18:37:38 +00:00
|
|
|
static const char *conffiles[] = {
|
|
|
|
"tinc.conf",
|
|
|
|
"tinc-up",
|
|
|
|
"tinc-down",
|
|
|
|
"subnet-up",
|
|
|
|
"subnet-down",
|
|
|
|
"host-up",
|
|
|
|
"host-down",
|
|
|
|
NULL,
|
|
|
|
};
|
|
|
|
|
|
|
|
static int cmd_edit(int argc, char *argv[]) {
|
|
|
|
if(argc != 2) {
|
|
|
|
fprintf(stderr, "Invalid number of arguments.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
char *filename = NULL;
|
|
|
|
|
2012-07-21 14:26:55 +00:00
|
|
|
if(strncmp(argv[1], "hosts" SLASH, 6)) {
|
2012-07-15 18:37:38 +00:00
|
|
|
for(int i = 0; conffiles[i]; i++) {
|
|
|
|
if(!strcmp(argv[1], conffiles[i])) {
|
2012-07-21 14:26:55 +00:00
|
|
|
xasprintf(&filename, "%s" SLASH "%s", confbase, argv[1]);
|
2012-07-15 18:37:38 +00:00
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
argv[1] += 6;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(!filename) {
|
2012-07-21 14:26:55 +00:00
|
|
|
xasprintf(&filename, "%s" SLASH "%s", hosts_dir, argv[1]);
|
2012-07-15 18:37:38 +00:00
|
|
|
char *dash = strchr(argv[1], '-');
|
|
|
|
if(dash) {
|
|
|
|
*dash++ = 0;
|
|
|
|
if((strcmp(dash, "up") && strcmp(dash, "down")) || !check_id(argv[1])) {
|
|
|
|
fprintf(stderr, "Invalid configuration filename.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-07-21 14:33:09 +00:00
|
|
|
char *command;
|
2012-07-15 18:37:38 +00:00
|
|
|
#ifndef HAVE_MINGW
|
2012-07-21 14:33:09 +00:00
|
|
|
xasprintf(&command, "\"%s\" \"%s\"", getenv("VISUAL") ?: getenv("EDITOR") ?: "vi", filename);
|
2012-07-15 18:37:38 +00:00
|
|
|
#else
|
2012-07-21 14:33:09 +00:00
|
|
|
xasprintf(&command, "edit \"%s\"", filename);
|
2012-07-15 18:37:38 +00:00
|
|
|
#endif
|
2012-07-15 18:59:17 +00:00
|
|
|
int result = system(command);
|
|
|
|
if(result)
|
|
|
|
return result;
|
|
|
|
|
|
|
|
// Silently try notifying a running tincd of changes.
|
2012-08-02 15:24:42 +00:00
|
|
|
if(connect_tincd(false))
|
2012-07-15 18:59:17 +00:00
|
|
|
sendline(fd, "%d %d", CONTROL, REQ_RELOAD);
|
|
|
|
|
|
|
|
return 0;
|
2012-07-15 18:37:38 +00:00
|
|
|
}
|
|
|
|
|
2012-07-16 14:48:24 +00:00
|
|
|
static int export(const char *name, FILE *out) {
|
|
|
|
char *filename;
|
2012-07-21 14:26:55 +00:00
|
|
|
xasprintf(&filename, "%s" SLASH "%s", hosts_dir, name);
|
2012-07-16 14:48:24 +00:00
|
|
|
FILE *in = fopen(filename, "r");
|
|
|
|
if(!in) {
|
|
|
|
fprintf(stderr, "Could not open configuration file %s: %s\n", filename, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
fprintf(out, "Name = %s\n", name);
|
|
|
|
char buf[4096];
|
2012-07-16 16:49:39 +00:00
|
|
|
while(fgets(buf, sizeof buf, in)) {
|
|
|
|
if(strcspn(buf, "\t =") != 4 || strncasecmp(buf, "Name", 4))
|
|
|
|
fputs(buf, out);
|
|
|
|
}
|
2012-07-16 14:48:24 +00:00
|
|
|
|
|
|
|
if(ferror(in)) {
|
|
|
|
fprintf(stderr, "Error while reading configuration file %s: %s\n", filename, strerror(errno));
|
2012-08-02 15:24:42 +00:00
|
|
|
fclose(in);
|
2012-07-16 14:48:24 +00:00
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
fclose(in);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_export(int argc, char *argv[]) {
|
|
|
|
char *name = get_my_name();
|
|
|
|
if(!name)
|
|
|
|
return 1;
|
|
|
|
|
|
|
|
return export(name, stdout);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_export_all(int argc, char *argv[]) {
|
|
|
|
DIR *dir = opendir(hosts_dir);
|
|
|
|
if(!dir) {
|
|
|
|
fprintf(stderr, "Could not open host configuration directory %s: %s\n", hosts_dir, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
bool first = true;
|
|
|
|
int result = 0;
|
|
|
|
struct dirent *ent;
|
|
|
|
|
|
|
|
while((ent = readdir(dir))) {
|
|
|
|
if(!check_id(ent->d_name))
|
|
|
|
continue;
|
|
|
|
|
|
|
|
if(first)
|
|
|
|
first = false;
|
|
|
|
else
|
|
|
|
printf("#---------------------------------------------------------------#\n");
|
|
|
|
|
|
|
|
result |= export(ent->d_name, stdout);
|
|
|
|
}
|
|
|
|
|
|
|
|
closedir(dir);
|
|
|
|
return result;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int cmd_import(int argc, char *argv[]) {
|
|
|
|
FILE *in = stdin;
|
|
|
|
FILE *out = NULL;
|
|
|
|
|
|
|
|
char buf[4096];
|
|
|
|
char name[4096];
|
|
|
|
char *filename;
|
|
|
|
int count = 0;
|
|
|
|
bool firstline = true;
|
|
|
|
|
|
|
|
while(fgets(buf, sizeof buf, in)) {
|
|
|
|
if(sscanf(buf, "Name = %s", name) == 1) {
|
|
|
|
if(!check_id(name)) {
|
|
|
|
fprintf(stderr, "Invalid Name in input!\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(out)
|
|
|
|
fclose(out);
|
|
|
|
|
|
|
|
free(filename);
|
2012-07-21 14:26:55 +00:00
|
|
|
xasprintf(&filename, "%s" SLASH "%s", hosts_dir, name);
|
2012-07-16 14:48:24 +00:00
|
|
|
|
|
|
|
if(!force && !access(filename, F_OK)) {
|
|
|
|
fprintf(stderr, "Host configuration file %s already exists, skipping.\n", filename);
|
|
|
|
out = NULL;
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
out = fopen(filename, "w");
|
|
|
|
if(!out) {
|
|
|
|
fprintf(stderr, "Error creating configuration file %s: %s\n", filename, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
count++;
|
|
|
|
firstline = false;
|
|
|
|
continue;
|
|
|
|
} else if(firstline) {
|
|
|
|
fprintf(stderr, "Junk at the beginning of the input, ignoring.\n");
|
|
|
|
firstline = false;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
if(!strcmp(buf, "#---------------------------------------------------------------#\n"))
|
|
|
|
continue;
|
|
|
|
|
|
|
|
if(out) {
|
|
|
|
if(fputs(buf, out) < 0) {
|
|
|
|
fprintf(stderr, "Error writing to host configuration file %s: %s\n", filename, strerror(errno));
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if(out)
|
|
|
|
fclose(out);
|
|
|
|
|
|
|
|
if(count) {
|
|
|
|
fprintf(stderr, "Imported %d host configuration files.\n", count);
|
|
|
|
return 0;
|
|
|
|
} else {
|
|
|
|
fprintf(stderr, "No host configuration files imported.\n");
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
static const struct {
|
|
|
|
const char *command;
|
|
|
|
int (*function)(int argc, char *argv[]);
|
|
|
|
} commands[] = {
|
|
|
|
{"start", cmd_start},
|
|
|
|
{"stop", cmd_stop},
|
|
|
|
{"restart", cmd_restart},
|
|
|
|
{"reload", cmd_reload},
|
|
|
|
{"dump", cmd_dump},
|
|
|
|
{"purge", cmd_purge},
|
|
|
|
{"debug", cmd_debug},
|
|
|
|
{"retry", cmd_retry},
|
|
|
|
{"connect", cmd_connect},
|
|
|
|
{"disconnect", cmd_disconnect},
|
|
|
|
{"top", cmd_top},
|
|
|
|
{"pcap", cmd_pcap},
|
|
|
|
{"log", cmd_log},
|
|
|
|
{"pid", cmd_pid},
|
2012-07-15 16:16:35 +00:00
|
|
|
{"config", cmd_config},
|
2012-07-15 13:46:16 +00:00
|
|
|
{"init", cmd_init},
|
|
|
|
{"generate-keys", cmd_generate_keys},
|
|
|
|
{"generate-rsa-keys", cmd_generate_rsa_keys},
|
|
|
|
{"generate-ecdsa-keys", cmd_generate_ecdsa_keys},
|
|
|
|
{"help", cmd_help},
|
|
|
|
{"version", cmd_version},
|
2012-07-15 23:05:25 +00:00
|
|
|
{"info", cmd_info},
|
2012-07-15 18:37:38 +00:00
|
|
|
{"edit", cmd_edit},
|
2012-07-16 14:48:24 +00:00
|
|
|
{"export", cmd_export},
|
|
|
|
{"export-all", cmd_export_all},
|
|
|
|
{"import", cmd_import},
|
2012-07-15 13:46:16 +00:00
|
|
|
{NULL, NULL},
|
|
|
|
};
|
|
|
|
|
2012-08-02 15:24:42 +00:00
|
|
|
#ifdef HAVE_READLINE
|
|
|
|
static char *complete_command(const char *text, int state) {
|
|
|
|
static int i;
|
|
|
|
|
|
|
|
if(!state)
|
|
|
|
i = 0;
|
|
|
|
else
|
|
|
|
i++;
|
|
|
|
|
|
|
|
while(commands[i].command) {
|
|
|
|
if(!strncasecmp(commands[i].command, text, strlen(text)))
|
|
|
|
return xstrdup(commands[i].command);
|
|
|
|
i++;
|
|
|
|
}
|
|
|
|
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
static char *complete_dump(const char *text, int state) {
|
|
|
|
const char *matches[] = {"nodes", "edges", "subnets", "connections", "graph", NULL};
|
|
|
|
static int i;
|
|
|
|
|
|
|
|
if(!state)
|
|
|
|
i = 0;
|
|
|
|
else
|
|
|
|
i++;
|
|
|
|
|
|
|
|
while(matches[i]) {
|
|
|
|
if(!strncasecmp(matches[i], text, strlen(text)))
|
|
|
|
return xstrdup(matches[i]);
|
|
|
|
i++;
|
|
|
|
}
|
|
|
|
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2012-08-03 11:23:07 +00:00
|
|
|
static char *complete_config(const char *text, int state) {
|
|
|
|
const char *sub[] = {"get", "set", "add", "del"};
|
|
|
|
static int i;
|
|
|
|
if(!state) {
|
|
|
|
i = 0;
|
|
|
|
if(!strchr(rl_line_buffer + 7, ' '))
|
|
|
|
i = -4;
|
|
|
|
else {
|
|
|
|
bool found = false;
|
|
|
|
for(int i = 0; i < 4; i++) {
|
|
|
|
if(!strncasecmp(rl_line_buffer + 7, sub[i], strlen(sub[i])) && rl_line_buffer[7 + strlen(sub[i])] == ' ') {
|
|
|
|
found = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if(!found)
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
i++;
|
|
|
|
}
|
|
|
|
|
|
|
|
while(i < 0 || variables[i].name) {
|
|
|
|
if(i < 0 && !strncasecmp(sub[i + 4], text, strlen(text)))
|
|
|
|
return xstrdup(sub[i + 4]);
|
|
|
|
if(i >= 0) {
|
|
|
|
char *dot = strchr(text, '.');
|
|
|
|
if(dot) {
|
|
|
|
if((variables[i].type & VAR_HOST) && !strncasecmp(variables[i].name, dot + 1, strlen(dot + 1))) {
|
|
|
|
char *match;
|
|
|
|
xasprintf(&match, "%.*s.%s", dot - text, text, variables[i].name);
|
|
|
|
return match;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
if(!strncasecmp(variables[i].name, text, strlen(text)))
|
|
|
|
return xstrdup(variables[i].name);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
i++;
|
|
|
|
}
|
|
|
|
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
static char *complete_info(const char *text, int state) {
|
|
|
|
static int i;
|
|
|
|
if(!state) {
|
|
|
|
i = 0;
|
|
|
|
if(!connect_tincd(false))
|
|
|
|
return NULL;
|
|
|
|
// Check the list of nodes
|
|
|
|
sendline(fd, "%d %d", CONTROL, REQ_DUMP_NODES);
|
|
|
|
sendline(fd, "%d %d", CONTROL, REQ_DUMP_SUBNETS);
|
|
|
|
}
|
|
|
|
|
|
|
|
while(recvline(fd, line, sizeof line)) {
|
|
|
|
char item[4096];
|
|
|
|
int n = sscanf(line, "%d %d %s", &code, &req, item);
|
|
|
|
if(n == 2) {
|
|
|
|
i++;
|
|
|
|
if(i >= 2)
|
|
|
|
break;
|
|
|
|
else
|
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(n != 3) {
|
|
|
|
fprintf(stderr, "Unable to parse dump from tincd, n = %d, i = %d.\n", n, i);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
if(!strncmp(item, text, strlen(text)))
|
|
|
|
return xstrdup(strip_weight(item));
|
|
|
|
}
|
|
|
|
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
static char *complete_nothing(const char *text, int state) {
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2012-08-02 15:24:42 +00:00
|
|
|
static char **completion (const char *text, int start, int end) {
|
|
|
|
char **matches = NULL;
|
|
|
|
|
|
|
|
if(!start)
|
|
|
|
matches = rl_completion_matches(text, complete_command);
|
|
|
|
else if(!strncasecmp(rl_line_buffer, "dump ", 5))
|
|
|
|
matches = rl_completion_matches(text, complete_dump);
|
2012-08-03 11:23:07 +00:00
|
|
|
else if(!strncasecmp(rl_line_buffer, "config ", 7))
|
|
|
|
matches = rl_completion_matches(text, complete_config);
|
|
|
|
else if(!strncasecmp(rl_line_buffer, "info ", 5))
|
|
|
|
matches = rl_completion_matches(text, complete_info);
|
2012-08-02 15:24:42 +00:00
|
|
|
|
|
|
|
return matches;
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
static int cmd_shell(int argc, char *argv[]) {
|
|
|
|
char *prompt;
|
|
|
|
xasprintf(&prompt, "%s> ", identname);
|
|
|
|
int result = 0;
|
|
|
|
char buf[4096];
|
|
|
|
char *line = NULL;
|
|
|
|
int maxargs = argc + 16;
|
|
|
|
char **nargv = xmalloc(maxargs * sizeof *nargv);
|
|
|
|
|
|
|
|
for(int i = 0; i < argc; i++)
|
|
|
|
nargv[i] = argv[i];
|
|
|
|
|
|
|
|
#ifdef HAVE_READLINE
|
|
|
|
rl_readline_name = "tinc";
|
2012-08-03 11:23:07 +00:00
|
|
|
rl_completion_entry_function = complete_nothing;
|
2012-08-02 15:24:42 +00:00
|
|
|
rl_attempted_completion_function = completion;
|
|
|
|
rl_filename_completion_desired = 0;
|
|
|
|
char *copy = NULL;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
while(true) {
|
|
|
|
#ifdef HAVE_READLINE
|
|
|
|
if(tty) {
|
|
|
|
free(copy);
|
|
|
|
free(line);
|
2012-08-03 11:23:07 +00:00
|
|
|
rl_basic_word_break_characters = "\t\n ";
|
2012-08-02 15:24:42 +00:00
|
|
|
line = readline(prompt);
|
|
|
|
if(line)
|
|
|
|
copy = xstrdup(line);
|
|
|
|
} else {
|
|
|
|
line = fgets(buf, sizeof buf, stdin);
|
|
|
|
}
|
|
|
|
#else
|
|
|
|
if(tty)
|
2012-08-05 15:03:57 +00:00
|
|
|
fputs(prompt, stdout);
|
2012-08-02 15:24:42 +00:00
|
|
|
|
|
|
|
line = fgets(buf, sizeof buf, stdin);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
if(!line)
|
|
|
|
break;
|
|
|
|
|
|
|
|
/* Ignore comments */
|
|
|
|
|
|
|
|
if(*line == '#')
|
|
|
|
continue;
|
|
|
|
|
|
|
|
/* Split */
|
|
|
|
|
|
|
|
int nargc = argc;
|
|
|
|
char *p = line + strspn(line, " \t\n");
|
|
|
|
char *next = strtok(p, " \t\n");
|
|
|
|
|
|
|
|
while(p && *p) {
|
|
|
|
if(nargc >= maxargs) {
|
|
|
|
fprintf(stderr, "next %p '%s', p %p '%s'\n", next, next, p, p);
|
|
|
|
abort();
|
|
|
|
maxargs *= 2;
|
|
|
|
nargv = xrealloc(nargv, maxargs * sizeof *nargv);
|
|
|
|
}
|
|
|
|
|
|
|
|
nargv[nargc++] = p;
|
|
|
|
p = next;
|
|
|
|
next = strtok(NULL, " \t\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
if(nargc == argc)
|
|
|
|
continue;
|
|
|
|
|
2012-08-05 15:25:31 +00:00
|
|
|
if(!strcasecmp(nargv[argc], "exit") || !strcasecmp(nargv[argc], "quit"))
|
|
|
|
return result;
|
|
|
|
|
2012-08-02 15:24:42 +00:00
|
|
|
bool found = false;
|
|
|
|
|
|
|
|
for(int i = 0; commands[i].command; i++) {
|
|
|
|
if(!strcasecmp(nargv[argc], commands[i].command)) {
|
|
|
|
result |= commands[i].function(nargc - argc - 1, nargv + argc + 1);
|
|
|
|
found = true;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
#ifdef HAVE_READLINE
|
2012-08-05 15:25:31 +00:00
|
|
|
if(tty && found)
|
2012-08-02 15:24:42 +00:00
|
|
|
add_history(copy);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
if(!found) {
|
|
|
|
fprintf(stderr, "Unknown command `%s'.\n", nargv[argc]);
|
|
|
|
result |= 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-10-07 15:53:23 +00:00
|
|
|
free(nargv);
|
|
|
|
|
2012-08-02 15:24:42 +00:00
|
|
|
if(tty)
|
|
|
|
printf("\n");
|
|
|
|
return result;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
int main(int argc, char *argv[]) {
|
|
|
|
program_name = argv[0];
|
2012-08-03 12:15:50 +00:00
|
|
|
orig_argv = argv;
|
|
|
|
orig_argc = argc;
|
2012-07-15 13:46:16 +00:00
|
|
|
|
|
|
|
if(!parse_options(argc, argv))
|
|
|
|
return 1;
|
2012-10-10 15:17:49 +00:00
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
make_names();
|
|
|
|
|
|
|
|
if(show_version) {
|
|
|
|
version();
|
2012-02-26 17:37:36 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-07-15 13:46:16 +00:00
|
|
|
if(show_help) {
|
|
|
|
usage(false);
|
2011-05-22 12:17:30 +00:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-08-02 15:24:42 +00:00
|
|
|
tty = isatty(0) && isatty(1);
|
|
|
|
|
|
|
|
if(optind >= argc)
|
|
|
|
return cmd_shell(argc, argv);
|
2012-07-15 13:46:16 +00:00
|
|
|
|
|
|
|
for(int i = 0; commands[i].command; i++) {
|
|
|
|
if(!strcasecmp(argv[optind], commands[i].command))
|
|
|
|
return commands[i].function(argc - optind, argv + optind);
|
|
|
|
}
|
|
|
|
|
2009-09-29 13:19:55 +00:00
|
|
|
fprintf(stderr, "Unknown command `%s'.\n", argv[optind]);
|
2007-05-19 15:21:26 +00:00
|
|
|
usage(true);
|
2012-07-15 13:46:16 +00:00
|
|
|
return 1;
|
2007-05-18 16:52:34 +00:00
|
|
|
}
|