void tls_user_start_servers(GSList *servers)
{
char **user_servers;
int i;
nuauthdatas->tls_auth_servers = NULL;
tls_user_servers_init();
/* get raw string from configuration */
user_servers = g_strsplit(nuauthconf->client_srv, " ", 0);
for (i=0; user_servers[i]; i++) {
/** \todo free context at program exit */
struct tls_user_context_t *context =
g_new0(struct tls_user_context_t, 1);
struct nuauth_thread_t *srv_thread =
g_new0(struct nuauth_thread_t, 1);
if (!parse_addr_port(user_servers[i], nuauthconf->userpckt_port, &context->addr, &context->port)) {
log_message(FATAL, DEBUG_AREA_MAIN | DEBUG_AREA_USER,
"Address parsing error at %s:%d (\"%s\")", __FILE__,
__LINE__, user_servers[i]);
nuauth_ask_exit();
}
log_message(INFO, DEBUG_AREA_MAIN | DEBUG_AREA_USER,
"Creating user socket %s:%s", context->addr, context->port);
thread_new_wdata(srv_thread,
"tls auth server",
(gpointer) context,
tls_user_authsrv);
/* Append newly created server to list */
nuauthdatas->tls_auth_servers = g_slist_prepend(nuauthdatas->tls_auth_servers,
srv_thread);
}
g_strfreev(user_servers);
}
/** Entry point to tor-resolve */
int
main(int argc, char **argv)
{
uint32_t sockshost;
uint16_t socksport;
int isSocks4 = 0, isVerbose = 0, isReverse = 0, force = 0;
char **arg;
int n_args;
struct in_addr a;
uint32_t result = 0;
char *result_hostname = NULL;
char buf[INET_NTOA_BUF_LEN];
init_logging();
arg = &argv[1];
n_args = argc-1;
if (!n_args)
usage();
if (!strcmp(arg[0],"--version")) {
printf("Tor version %s.\n",VERSION);
return 0;
}
while (n_args && *arg[0] == '-') {
if (!strcmp("-v", arg[0]))
isVerbose = 1;
else if (!strcmp("-4", arg[0]))
isSocks4 = 1;
else if (!strcmp("-5", arg[0]))
isSocks4 = 0;
else if (!strcmp("-x", arg[0]))
isReverse = 1;
else if (!strcmp("-F", arg[0]))
force = 1;
else {
fprintf(stderr, "Unrecognized flag '%s'\n", arg[0]);
usage();
}
++arg;
--n_args;
}
if (isSocks4 && isReverse) {
fprintf(stderr, "Reverse lookups not supported with SOCKS4a\n");
usage();
}
if (isVerbose) {
add_stream_log(LOG_DEBUG, LOG_ERR, "<stderr>", stderr);
} else {
add_stream_log(LOG_WARN, LOG_ERR, "<stderr>", stderr);
}
if (n_args == 1) {
log_debug(LD_CONFIG, "defaulting to localhost:9050");
sockshost = 0x7f000001u; /* localhost */
socksport = 9050; /* 9050 */
} else if (n_args == 2) {
if (parse_addr_port(LOG_WARN, arg[1], NULL, &sockshost, &socksport)<0) {
fprintf(stderr, "Couldn't parse/resolve address %s", arg[1]);
return 1;
}
if (socksport == 0) {
log_debug(LD_CONFIG, "defaulting to port 9050");
socksport = 9050;
}
} else {
usage();
}
if (!strcasecmpend(arg[0], ".onion") && !force) {
fprintf(stderr,
"%s is a hidden service; those don't have IP addresses.\n\n"
"To connect to a hidden service, you need to send the hostname\n"
"to Tor; we suggest an application that uses SOCKS 4a.\n", arg[0]);
return 1;
}
if (network_init()<0) {
log_err(LD_BUG,"Error initializing network; exiting.");
return 1;
}
if (do_resolve(arg[0], sockshost, socksport, isReverse,
isSocks4 ? 4 : 5, &result,
&result_hostname))
return 1;
if (result_hostname) {
printf("%s\n", result_hostname);
} else {
a.s_addr = htonl(result);
tor_inet_ntoa(&a, buf, sizeof(buf));
printf("%s\n", buf);
}
return 0;
}
/** Entry point to tor-resolve */
int
main(int argc, char **argv)
{
uint32_t sockshost;
uint16_t socksport = 0, port_option = 0;
int isSocks4 = 0, isVerbose = 0, isReverse = 0, force = 0;
char **arg;
int n_args;
struct in_addr a;
uint32_t result = 0;
char *result_hostname = NULL;
char buf[INET_NTOA_BUF_LEN];
log_severity_list_t *s = tor_malloc_zero(sizeof(log_severity_list_t));
init_logging();
arg = &argv[1];
n_args = argc-1;
if (!n_args)
usage();
if (!strcmp(arg[0],"--version")) {
printf("Tor version %s.\n",VERSION);
return 0;
}
while (n_args && *arg[0] == '-') {
if (!strcmp("-v", arg[0]))
isVerbose = 1;
else if (!strcmp("-4", arg[0]))
isSocks4 = 1;
else if (!strcmp("-5", arg[0]))
isSocks4 = 0;
else if (!strcmp("-x", arg[0]))
isReverse = 1;
else if (!strcmp("-F", arg[0]))
force = 1;
else if (!strcmp("-p", arg[0])) {
int p;
if (n_args < 2) {
fprintf(stderr, "No arguments given to -p\n");
usage();
}
p = atoi(arg[1]);
if (p<1 || p > 65535) {
fprintf(stderr, "-p requires a number between 1 and 65535\n");
usage();
}
port_option = (uint16_t) p;
++arg; /* skip the port */
--n_args;
} else {
fprintf(stderr, "Unrecognized flag '%s'\n", arg[0]);
usage();
}
++arg;
--n_args;
}
if (isSocks4 && isReverse) {
fprintf(stderr, "Reverse lookups not supported with SOCKS4a\n");
usage();
}
if (isVerbose)
set_log_severity_config(LOG_DEBUG, LOG_ERR, s);
else
set_log_severity_config(LOG_WARN, LOG_ERR, s);
add_stream_log(s, "<stderr>", fileno(stderr));
if (n_args == 1) {
log_debug(LD_CONFIG, "defaulting to localhost");
sockshost = 0x7f000001u; /* localhost */
if (port_option) {
log_debug(LD_CONFIG, "Using port %d", (int)port_option);
socksport = port_option;
} else {
log_debug(LD_CONFIG, "defaulting to port 9050");
socksport = 9050; /* 9050 */
}
} else if (n_args == 2) {
if (parse_addr_port(LOG_WARN, arg[1], NULL, &sockshost, &socksport)<0) {
fprintf(stderr, "Couldn't parse/resolve address %s", arg[1]);
return 1;
}
if (socksport && port_option && socksport != port_option) {
log_warn(LD_CONFIG, "Conflicting ports; using %d, not %d",
(int)socksport, (int)port_option);
} else if (port_option) {
socksport = port_option;
} else if (!socksport) {
log_debug(LD_CONFIG, "defaulting to port 9050");
socksport = 9050;
}
} else {
usage();
}
if (network_init()<0) {
log_err(LD_BUG,"Error initializing network; exiting.");
return 1;
}
if (do_resolve(arg[0], sockshost, socksport, isReverse,
isSocks4 ? 4 : 5, &result,
&result_hostname))
return 1;
if (result_hostname) {
printf("%s\n", result_hostname);
} else {
a.s_addr = htonl(result);
tor_inet_ntoa(&a, buf, sizeof(buf));
printf("%s\n", buf);
}
return 0;
}
/** Read the command line options from <b>argc</b> and <b>argv</b>,
* setting global option vars as needed.
*/
static int
parse_commandline(int argc, char **argv)
{
int i;
log_severity_list_t s;
for (i = 1; i < argc; ++i) {
if (!strcmp(argv[i], "--help") || !strcmp(argv[i], "-h")) {
show_help();
return 1;
} else if (!strcmp(argv[i], "-i")) {
if (i+1>=argc) {
fprintf(stderr, "No argument to -i\n");
return 1;
}
identity_key_file = tor_strdup(argv[++i]);
} else if (!strcmp(argv[i], "-s")) {
if (i+1>=argc) {
fprintf(stderr, "No argument to -s\n");
return 1;
}
signing_key_file = tor_strdup(argv[++i]);
} else if (!strcmp(argv[i], "-c")) {
if (i+1>=argc) {
fprintf(stderr, "No argument to -c\n");
return 1;
}
certificate_file = tor_strdup(argv[++i]);
} else if (!strcmp(argv[i], "-m")) {
if (i+1>=argc) {
fprintf(stderr, "No argument to -m\n");
return 1;
}
months_lifetime = atoi(argv[++i]);
if (months_lifetime > 24 || months_lifetime < 0) {
fprintf(stderr, "Lifetime (in months) was out of range.");
return 1;
}
} else if (!strcmp(argv[i], "-r") || !strcmp(argv[i], "--reuse")) {
reuse_signing_key = 1;
} else if (!strcmp(argv[i], "-v")) {
verbose = 1;
} else if (!strcmp(argv[i], "-a")) {
uint32_t addr;
uint16_t port;
char b[INET_NTOA_BUF_LEN];
struct in_addr in;
if (i+1>=argc) {
fprintf(stderr, "No argument to -a\n");
return 1;
}
if (parse_addr_port(LOG_ERR, argv[++i], NULL, &addr, &port)<0)
return 1;
in.s_addr = htonl(addr);
tor_inet_ntoa(&in, b, sizeof(b));
address = tor_malloc(INET_NTOA_BUF_LEN+32);
tor_snprintf(address, INET_NTOA_BUF_LEN+32, "%s:%d", b, (int)port);
} else if (!strcmp(argv[i], "--create-identity-key")) {
make_new_id = 1;
} else if (!strcmp(argv[i], "--passphrase-fd")) {
if (i+1>=argc) {
fprintf(stderr, "No argument to --passphrase-fd\n");
return 1;
}
passphrase_fd = atoi(argv[++i]);
} else {
fprintf(stderr, "Unrecognized option %s\n", argv[i]);
return 1;
}
}
memset(&s, 0, sizeof(s));
if (verbose)
set_log_severity_config(LOG_DEBUG, LOG_ERR, &s);
else
set_log_severity_config(LOG_WARN, LOG_ERR, &s);
add_stream_log(&s, "<stderr>", fileno(stderr));
if (!identity_key_file) {
identity_key_file = tor_strdup("./authority_identity_key");
log_info(LD_GENERAL, "No identity key file given; defaulting to %s",
identity_key_file);
}
if (!signing_key_file) {
signing_key_file = tor_strdup("./authority_signing_key");
log_info(LD_GENERAL, "No signing key file given; defaulting to %s",
signing_key_file);
}
if (!certificate_file) {
certificate_file = tor_strdup("./authority_certificate");
log_info(LD_GENERAL, "No signing key file given; defaulting to %s",
certificate_file);
}
if (passphrase_fd >= 0) {
if (load_passphrase()<0)
return 1;
}
return 0;
}
int main(int argc, char *argv[]) {
int server_port = 2121;
if (argc < 2) {
printf("usage: %s <addr> [2121]\n", argv[0]);
exit(0);
}
if (argc == 3) {
server_port = atoi(argv[2]);
}
int client = new_client(ntohl(inet_addr(argv[1])), server_port);
if (client < 0) {
err(1, "can not connect to %s %d", argv[1], server_port);
err(1, "exit ...");
exit(1);
}
int i, n;
char buf[BUF_SIZE+1];
char tmpbuf[BUF_SIZE+1];
char cmdbuf[BUF_SIZE+1];
int data_client = -1;
struct sockaddr_in data_client_addr;
uint32_t addr;
uint16_t port;
char path[BUF_SIZE];
int code = -1;
enum CLIENT_STATE state = ST_NONE;
char filename[BUF_SIZE], line[BUF_SIZE];
while ((n=recv(client, buf, sizeof(buf), MSG_PEEK)) > 0) {
if (!running) break;
for (i=0; i<n; i++) {
if (buf[i] == '\n') break;
}
if (buf[i] != '\n') {
err(1, "no line break found");
break;
}
n = recv(client, buf, i+1, 0);
buf[n] = 0;
printf("%s", buf);
fflush(stdout);
parse_number(buf, &code);
if (code < RPL_ERR_UNKWNCMD && state != ST_NONE) {
switch(state) {
case ST_PASVLIST:
case ST_PASVGET:
case ST_PASVPUT:
if (code == RPL_PASVOK) {
strcpy(tmpbuf, buf);
tmpbuf[0] = tmpbuf[1] = tmpbuf[2] = tmpbuf[3] = ' ';
parse_addr_port(tmpbuf, &addr, &port);
switch(state) {
case ST_PASVLIST:
send_str(client, "LIST\r\n");
break;
case ST_PASVGET:
send_str(client, "RETR %s\r\n", filename);
break;
case ST_PASVPUT:
send_str(client, "STOR %s\r\n", filename);
break;
}
data_client = new_client(addr, port);
state++;
} else {
state = ST_NONE;
}
break;
case ST_PASVLIST2:
case ST_PASVGET2:
case ST_PASVPUT2:
if (data_client < 0) {
err(1, "data client not created");
} else {
if (state == ST_PASVLIST2) {
recv_file(data_client, stdout);
} else if (state == ST_PASVGET2) {
recv_path(data_client, filename, 0);
} else if (state == ST_PASVPUT2) {
FILE *f = fopen(filename, "rb");
if (f) {
send_file(data_client, f);
fclose(f);
} else {
err(1, "err open file %s", filename);
}
}
info(1, "closing data socket ... %d", close(data_client));
data_client = -1;
state = ST_NONE;
}
break;
default:
state = ST_NONE;
break;
}
if (code < RPL_ERR_UNKWNCMD)
continue;
}
if (code >= RPL_ERR_UNKWNCMD) state = ST_NONE;
int valid = 0;
while (!valid) {
valid = 1;
printf("ftp >>> ");
if (!fgets(line, BUF_SIZE, stdin)){
running = 0;
break;
}
int len = strlen(line);
len --;
while (line[len] == '\n' || line[len] == '\r') len--;
len ++;
line[len] = 0;
enum USER_CMD cmd = parse_input_cmd(line, len);
switch(cmd) {
case USER_USER:
case USER_PASS:
case USER_TYPE:
case USER_MKD:
case USER_DELE:
case USER_RNFR:
case USER_RNTO:
case USER_RMD:
send_str(client, "%s\r\n", line);
break;
case USER_LS:
send_str(client, "PASV\r\n");
state = ST_PASVLIST;
break;
case USER_CD:
send_str(client, "CWD %s\r\n", &line[3]);
break;
case USER_PWD:
send_str(client, "PWD\r\n");
break;
case USER_CDUP:
send_str(client, "CDUP\r\n");
break;
case USER_HELP:
for (i=0; i<sizeof(USER_CMD_LIST)/sizeof(USER_CMD_LIST[0]); i++) {
printf("%s\n", USER_CMD_LIST[i].name);
}
valid = 0;
break;
case USER_BYE:
send_str(client, "QUIT\r\n");
running = 0;
break;
case USER_LCD:
chdir(&line[4]);
valid = 0;
break;
case USER_LLS:
getcwd(path, sizeof(path));
printf("%s\n", path);
sprintf(cmdbuf, "ls -l %s", path);
FILE *p2 = popen(cmdbuf, "r");
int n;
while ((n=fread(tmpbuf, 1, BUF_SIZE, p2)) > 0 ) {
fwrite(tmpbuf, 1, n, stdout);
}
pclose(p2);
valid = 0;
break;
case USER_LPWD:
getcwd(path, sizeof(path));
printf("%s\n", path);
valid = 0;
break;
case USER_GET:
send_str(client, "PASV\r\n");
strcpy(filename, &line[4]);
state = ST_PASVGET;
break;
case USER_PUT:
send_str(client, "PASV\r\n");
strcpy(filename, &line[4]);
state = ST_PASVPUT;
break;
default:
warn(1, "unknown user cmd");
valid = 0;
break;
}
}
if (!running) break;
}
int st = close(client);
info(1, "FTP client close socket ... %d", st);
info(1, "FTP client shutdown");
if (data_client > 0) {
st = close(data_client);
info(1, "FTP client close data socket ... %d", st);
info(1, "FTP client data socket shutdown");
}
return 0;
}
/** Entry point to tor-resolve */
int
main(int argc, char **argv)
{
uint32_t sockshost;
uint16_t socksport;
int isSocks4 = 0, isReverse = 0;
char **arg;
int n_args;
uint32_t result = 0;
char *result_hostname = NULL;
char *hostname = NULL, *filename = NULL;
size_t expbytes = 0;
signal(SIGINT, termination_handler);
arg = &argv[1];
n_args = argc-1;
if (!n_args)
usage();
if (!strcmp(arg[0],"--version")) {
printf("Tor version 0.1\n");
return 0;
}
while (n_args && *arg[0] == '-') {
if (!strcmp("-4", arg[0]))
isSocks4 = 1;
else if (!strcmp("-5", arg[0]))
isSocks4 = 0;
else if (!strcmp("-x", arg[0]))
isReverse = 1;
else {
fprintf(stderr, "Unrecognized flag '%s'\n", arg[0]);
usage();
}
++arg;
--n_args;
}
if (isSocks4 && isReverse) {
fprintf(stderr, "Reverse lookups not supported with SOCKS4a\n");
usage();
}
if (n_args == 3) {
fprintf(stderr,"defaulting to localhost:9050\n");
sockshost = 0x7f000001u; /* localhost */
socksport = 9050; /* 9050 */
hostname = arg[0];
filename = arg[1];
expbytes = (size_t) parse_long(arg[2], 10, 0, 1024*1024*1024, NULL, NULL);
} else if (n_args == 4) {
if (parse_addr_port(0, arg[1], NULL, &sockshost, &socksport)<0) {
fprintf(stderr, "Couldn't parse/resolve address %s\n", arg[1]);
return 1;
}
if (socksport == 0) {
fprintf(stderr,"defaulting to port 9050\n");
socksport = 9050;
}
hostname = arg[0];
filename = arg[2];
expbytes = (size_t) parse_long(arg[3], 10, 0, 1024*1024*1024, NULL, NULL);
} else {
usage();
}
if (do_connect(hostname, filename, sockshost, socksport,
isReverse, isSocks4 ? 4 : 5, expbytes, &result,
&result_hostname))
return 1;
return 0;
}
static int emc_setup_servers(struct ev_loop *loop, struct emc_server_context *ctx)
{
ev_io *server_watcher;
char * bind_address_list;
int server_sock;
int result;
char **addresses;
int i;
char *context_addr;
char *context_port;
struct emc_tls_server_context *tls_server_ctx;
bind_address_list = emc_config_table_get("emc_bind_address");
if (!bind_address_list) {
log_printf(DEBUG_LEVEL_FATAL,
"FATAL config value emc_bind_address is required");
return -1;
}
addresses = g_strsplit(bind_address_list, " ", 0);
for (i=0; addresses[i]; i++) {
if (!parse_addr_port(addresses[i], EMC_DEFAULT_PORT, &context_addr, &context_port)) {
log_printf(DEBUG_LEVEL_FATAL,
"Address parsing error at %s:%d (\"%s\")", __FILE__,
__LINE__, addresses[i]);
return -1;
}
log_printf(DEBUG_LEVEL_INFO, "INFO adding server %s:%s",
context_addr, context_port);
server_sock = _emc_create_socket(context_addr, context_port);
result = listen(server_sock, 20);
if (result == -1) {
close(server_sock);
log_printf(DEBUG_LEVEL_FATAL, "Unable to listen() on socket, aborting");
return -1;
}
tls_server_ctx = g_malloc0(sizeof(struct emc_tls_server_context));
tls_server_ctx->server_sock = server_sock;
result = emc_init_tls(tls_server_ctx);
if (result != 0) {
close(server_sock);
g_free(tls_server_ctx);
log_printf(DEBUG_LEVEL_FATAL, "Unable to initialize TLS, aborting");
return -1;
}
ctx->tls_server_list = g_list_append(ctx->tls_server_list, tls_server_ctx);
server_watcher = malloc(sizeof(ev_io));
ev_io_init(server_watcher, emc_server_accept_cb, tls_server_ctx->server_sock, EV_READ);
ev_io_start(loop, server_watcher);
server_watcher->data = tls_server_ctx;
}
return 0;
}