int APP_CC
xrdp_audit(struct xrdp_process *process, const char*action, const char* message)
{
// This sends an http 0.9 request, i.e. no headers
char client_ip[256] = {0,};
char data[4096] = {0,};
char username[256] = {0,};
char device_name[256] = {0,};
char accesstoken[256] = {0,};
xrdp_mm_get_value(process->wm->mm, "osirium_account", username, 255);
xrdp_mm_get_value(process->wm->mm, "device_name", device_name, 255);
xrdp_mm_get_value(process->wm->mm, "accesstoken", accesstoken, 255);
xrdp_mm_get_value(process->wm->mm, "client_ip_addr", client_ip, 255);
if (username[0] == 0)
{
g_snprintf(username, 255, "%s", g_getenv("USER"));
}
if (device_name[0] == 0)
{
g_strcpy(device_name, "unknown");
}
if (accesstoken[0] == 0)
{
g_strcpy(accesstoken, "unknown");
}
g_snprintf(data, sizeof(data)-1, REQUEST_TEMPLATE,
username, //process->wm->session->client_info->username,// username
"rdp", // type
device_name, //process->session->client_info->hostname, // devicename
action, // action
accesstoken, // accesstoken
// process->server_trans->skt
client_ip //process->session->client_info->hostname // client_ip
);
g_writeln(data);
fflush(stdout);
// open socket
int sck = g_tcp_socket();
fflush(stdout);
if (g_tcp_connect(sck, AUDIT_ADDRESS, AUDIT_PORT) == 0)
{
// left as blocking socket !!
fflush(stdout);
// get url
int sent = g_tcp_send(sck, data, g_strlen(data), 0);
if ( g_tcp_can_recv(sck, 1000) > 0) // at most 1 second
{
// read response and ignore.
int rlen = g_tcp_recv(sck, data, sizeof(data)-1, 0);
}
else
{
}
fflush(stdout);
// close socket
g_tcp_close(sck);
}
}
int APP_CC
trans_connect(struct trans* self, const char* server, const char* port,
int timeout)
{
int error;
if (self->sck != 0)
{
g_tcp_close(self->sck);
}
self->sck = g_tcp_socket();
g_tcp_set_non_blocking(self->sck);
error = g_tcp_connect(self->sck, server, port);
if (error == -1)
{
if (g_tcp_last_error_would_block(self->sck))
{
if (g_tcp_can_send(self->sck, timeout))
{
self->status = 1; /* ok */
self->type1 = 3; /* client */
return 0;
}
}
return 1;
}
self->status = 1; /* ok */
self->type1 = 3; /* client */
return 0;
}
/* returns error */
int APP_CC
rdp_tcp_connect(struct rdp_tcp* self, char* ip, char* port)
{
DEBUG((" in rdp_tcp_connect ip %s port %s", ip, port));
self->sck = g_tcp_socket();
if (g_tcp_connect(self->sck, ip, port) == 0)
{
g_tcp_set_non_blocking(self->sck);
}
else
{
DEBUG((" out rdp_tcp_connect error g_tcp_connect failed"));
return 1;
}
DEBUG((" out rdp_tcp_connect"));
return 0;
}
int APP_CC
trans_connect(struct trans* self, const char* server, const char* port,
int timeout)
{
int error;
if (self->sck != 0)
{
g_tcp_close(self->sck);
}
if (self->mode == TRANS_MODE_TCP) /* tcp */
{
self->sck = g_tcp_socket();
g_tcp_set_non_blocking(self->sck);
error = g_tcp_connect(self->sck, server, port);
}
else if (self->mode == TRANS_MODE_UNIX) /* unix socket */
{
self->sck = g_tcp_local_socket();
g_tcp_set_non_blocking(self->sck);
error = g_tcp_local_connect(self->sck, port);
}
else
{
self->status = TRANS_STATUS_DOWN;
return 1;
}
if (error == -1)
{
if (g_tcp_last_error_would_block(self->sck))
{
if (g_tcp_can_send(self->sck, timeout))
{
self->status = TRANS_STATUS_UP; /* ok */
self->type1 = TRANS_TYPE_CLIENT; /* client */
return 0;
}
}
return 1;
}
self->status = TRANS_STATUS_UP; /* ok */
self->type1 = TRANS_TYPE_CLIENT; /* client */
return 0;
}
int APP_CC
trans_connect(struct trans *self, const char *server, const char *port,
int timeout)
{
int error;
int now;
int start_time;
start_time = g_time3();
if (self->sck != 0)
{
g_tcp_close(self->sck);
self->sck = 0;
}
if (self->mode == TRANS_MODE_TCP) /* tcp */
{
self->sck = g_tcp_socket();
if (self->sck < 0)
{
self->status = TRANS_STATUS_DOWN;
return 1;
}
g_tcp_set_non_blocking(self->sck);
while (1)
{
error = g_tcp_connect(self->sck, server, port);
if (error == 0)
{
break;
}
else
{
if (timeout < 1)
{
self->status = TRANS_STATUS_DOWN;
return 1;
}
now = g_time3();
if (now - start_time < timeout)
{
g_sleep(timeout / 5);
}
else
{
self->status = TRANS_STATUS_DOWN;
return 1;
}
}
}
}
else if (self->mode == TRANS_MODE_UNIX) /* unix socket */
{
self->sck = g_tcp_local_socket();
if (self->sck < 0)
{
self->status = TRANS_STATUS_DOWN;
return 1;
}
g_tcp_set_non_blocking(self->sck);
while (1)
{
error = g_tcp_local_connect(self->sck, port);
if (error == 0)
{
break;
}
else
{
if (timeout < 1)
{
self->status = TRANS_STATUS_DOWN;
return 1;
}
now = g_time3();
if (now - start_time < timeout)
{
g_sleep(timeout / 5);
}
else
{
self->status = TRANS_STATUS_DOWN;
return 1;
}
}
}
}
else
{
self->status = TRANS_STATUS_DOWN;
return 1;
}
if (error == -1)
{
if (g_tcp_last_error_would_block(self->sck))
{
now = g_time3();
if (now - start_time < timeout)
{
timeout = timeout - (now - start_time);
}
else
{
timeout = 0;
}
if (g_tcp_can_send(self->sck, timeout))
{
self->status = TRANS_STATUS_UP; /* ok */
self->type1 = TRANS_TYPE_CLIENT; /* client */
return 0;
}
}
return 1;
}
self->status = TRANS_STATUS_UP; /* ok */
self->type1 = TRANS_TYPE_CLIENT; /* client */
return 0;
}
/* return error */
int DEFAULT_CC
lib_mod_connect(struct mod *mod)
{
int error;
int len;
int i;
int index;
int use_uds;
struct stream *s;
char con_port[256];
int retry = 0;
int send_error = 0;
int rc = 0;
unsigned int nbytes;
char pidfile[128];
char ip[16];
char cookie[33];
char sessionid[128];
char sessiontoken[128];
struct passwd pwd;
struct passwd *pwdresult;
char pwdbuffer[16384];
char message[256];
char reply[256];
int sock;
struct sockaddr_in server;
json_t *request;
json_t *response;
json_t *display;
json_error_t js_error;
mod->server_msg(mod, "GoPCNX started connection", 0);
sock = socket(AF_INET , SOCK_STREAM , 0);
if (sock == -1) {
mod->server_msg(mod, "Socket creation failed", 0);
return 1;
}
server.sin_addr.s_addr = inet_addr("127.0.0.1");
server.sin_family = AF_INET;
server.sin_port = htons(9999);
if (connect(sock , (struct sockaddr *)&server , sizeof(server)) < 0) {
mod->server_msg(mod, "Server connection failed", 0);
return 1;
}
request = json_object();
json_object_set(request, "username", json_string(mod->username));
json_object_set(request, "password", json_string(mod->password));
json_object_set(request, "ip", json_string("127.0.0.1"));
json_object_set(request, "link", json_string("lan"));
display = json_object();
json_object_set(display, "width", json_integer(mod->width));
json_object_set(display, "height", json_integer(mod->height));
json_object_set(request, "display", display);
json_decref(display);
g_snprintf(message, sizeof(message)-1, "%s\n", json_dumps(request, 0));
json_decref(request);
if (send(sock, message, strlen(message), 0) < 0) {
mod->server_msg(mod, "Server request failed", 0);
return 1;
}
if (recv(sock, reply, sizeof(reply), 0) < 0) {
mod->server_msg(mod, "Server reply failed", 0);
return 1;
}
response = json_loads(reply, 0, &js_error);
if (response == NULL) {
mod->server_msg(mod, "Decoding response failed", 0);
return 1;
} else {
json_t *nxsession = json_object_get(response, "session");
json_t *err = json_object_get(response, "err");
int resume = json_is_true(json_object_get(response, "resume"));
if (err) {
mod->server_msg(mod, json_string_value(err), 0);
return 1;
} else if (resume) {
resize_nxproxy(mod);
} else {
char sessionstash[512];
const char *cookie = json_string_value(json_object_get(nxsession, "cookie"));
const char *host = json_string_value(json_object_get(nxsession, "host"));
json_int_t port = json_integer_value(json_object_get(nxsession, "port"));
getpwnam_r(mod->username, &pwd, pwdbuffer, sizeof(pwdbuffer), &pwdresult);
if (pwdresult == NULL) {
mod->server_msg(mod, "Uid lookup failed", 0);
return 1;
}
if (!start_nxproxy(mod, cookie, (int)port)) {
mod->server_msg(mod, "nxproxy failed to start", 0);
return 1;
}
json_decref(nxsession);
}
}
json_decref(response);
LIB_DEBUG(mod, "in lib_mod_connect");
/* clear screen */
mod->server_begin_update(mod);
mod->server_set_fgcolor(mod, 0);
mod->server_fill_rect(mod, 0, 0, mod->width, mod->height);
mod->server_end_update(mod);
mod->server_msg(mod, "started connecting", 0);
/* only support 8, 15, 16, and 24 bpp connections from rdp client */
if (mod->bpp != 8 && mod->bpp != 15 && mod->bpp != 16 && mod->bpp != 24)
{
mod->server_msg(mod,
"error - only supporting 8, 15, 16, and 24 bpp rdp connections", 0);
LIB_DEBUG(mod, "out lib_mod_connect error");
return 1;
}
if (g_strcmp(mod->ip, "") == 0)
{
mod->server_msg(mod, "error - no ip set", 0);
LIB_DEBUG(mod, "out lib_mod_connect error");
return 1;
}
make_stream(s);
g_snprintf(con_port, 255, "%s", mod->port);
use_uds = 0;
if (con_port[0] == '/')
{
use_uds = 1;
}
mod->sck_closed = 0;
i = 0;
RECONNECT:
while (1)
{
if (use_uds)
{
mod->sck = g_tcp_local_socket();
}
else
{
mod->sck = g_tcp_socket();
g_tcp_set_non_blocking(mod->sck);
g_tcp_set_no_delay(mod->sck);
}
/* mod->server_msg(mod, "connecting...", 0); */
if (use_uds)
{
error = g_tcp_local_connect(mod->sck, con_port);
}
else
{
error = g_tcp_connect(mod->sck, mod->ip, con_port);
}
if (error == -1)
{
if (g_tcp_last_error_would_block(mod->sck))
{
error = 0;
index = 0;
while (!g_tcp_can_send(mod->sck, 100))
{
index++;
if ((index >= 30) || mod->server_is_term(mod))
{
mod->server_msg(mod, "connect timeout", 0);
error = 1;
break;
}
}
}
else
{
/* mod->server_msg(mod, "connect error", 0); */
}
}
if (error == 0)
{
break;
}
g_tcp_close(mod->sck);
mod->sck = 0;
i++;
if (i >= 20)
{
mod->server_msg(mod, "connection problem, giving up", 0);
break;
}
g_sleep(500);
}
if (error == 0)
{
if (use_uds)
{
lib_mod_log_peer(mod);
}
}
if (error == 0)
{
/* send version message */
init_stream(s, 8192);
s_push_layer(s, iso_hdr, 4);
out_uint16_le(s, 103);
out_uint32_le(s, 301);
out_uint32_le(s, 0);
out_uint32_le(s, 0);
out_uint32_le(s, 0);
out_uint32_le(s, 1);
s_mark_end(s);
len = (int)(s->end - s->data);
s_pop_layer(s, iso_hdr);
out_uint32_le(s, len);
lib_send(mod, s->data, len);
}
if (error == 0)
{
/* send screen size message */
init_stream(s, 8192);
s_push_layer(s, iso_hdr, 4);
out_uint16_le(s, 103);
out_uint32_le(s, 300);
out_uint32_le(s, mod->width);
out_uint32_le(s, mod->height);
out_uint32_le(s, mod->bpp);
out_uint32_le(s, 0);
s_mark_end(s);
len = (int)(s->end - s->data);
s_pop_layer(s, iso_hdr);
out_uint32_le(s, len);
lib_send(mod, s->data, len);
}
if (error == 0)
{
/* send invalidate message */
init_stream(s, 8192);
s_push_layer(s, iso_hdr, 4);
out_uint16_le(s, 103);
out_uint32_le(s, 200);
/* x and y */
i = 0;
out_uint32_le(s, i);
/* width and height */
i = ((mod->width & 0xffff) << 16) | mod->height;
out_uint32_le(s, i);
out_uint32_le(s, 0);
out_uint32_le(s, 0);
s_mark_end(s);
len = (int)(s->end - s->data);
s_pop_layer(s, iso_hdr);
out_uint32_le(s, len);
send_error = lib_send(mod, s->data, len);
}
if (send_error) {
if (retry < 50) {
g_tcp_close(mod->sck);
mod->server_msg(mod, "Doing a retry", 0);
retry++;
g_sleep(1000);
goto RECONNECT;
}
error = send_error;
}
free_stream(s);
if (error != 0)
{
mod->server_msg(mod, "some problem", 0);
LIB_DEBUG(mod, "out lib_mod_connect error");
return 1;
}
else
{
mod->server_msg(mod, "connected ok", 0);
mod->sck_obj = g_create_wait_obj_from_socket(mod->sck, 0);
}
LIB_DEBUG(mod, "out lib_mod_connect");
return 0;
}
/* return error */
int DEFAULT_CC
lib_mod_connect(struct mod* mod)
{
int error;
int len;
int i;
int index;
int use_uds;
struct stream* s;
char con_port[256];
LIB_DEBUG(mod, "in lib_mod_connect");
/* clear screen */
mod->server_begin_update(mod);
mod->server_set_fgcolor(mod, 0);
mod->server_fill_rect(mod, 0, 0, mod->width, mod->height);
mod->server_end_update(mod);
mod->server_msg(mod, "started connecting", 0);
/* only support 8, 15, 16, and 24 bpp connections from rdp client */
if (mod->bpp != 8 && mod->bpp != 15 && mod->bpp != 16 && mod->bpp != 24)
{
mod->server_msg(mod,
"error - only supporting 8, 15, 16, and 24 bpp rdp connections", 0);
LIB_DEBUG(mod, "out lib_mod_connect error");
return 1;
}
if (g_strcmp(mod->ip, "") == 0)
{
mod->server_msg(mod, "error - no ip set", 0);
LIB_DEBUG(mod, "out lib_mod_connect error");
return 1;
}
make_stream(s);
g_sprintf(con_port, "%s", mod->port);
use_uds = 0;
if (con_port[0] == '/')
{
use_uds = 1;
}
mod->sck_closed = 0;
i = 0;
while (1)
{
if (use_uds)
{
mod->sck = g_tcp_local_socket();
}
else
{
mod->sck = g_tcp_socket();
}
g_tcp_set_non_blocking(mod->sck);
g_tcp_set_no_delay(mod->sck);
mod->server_msg(mod, "connecting...", 0);
if (use_uds)
{
error = g_tcp_local_connect(mod->sck, con_port);
}
else
{
error = g_tcp_connect(mod->sck, mod->ip, con_port);
}
if (error == -1)
{
if (g_tcp_last_error_would_block(mod->sck))
{
error = 0;
index = 0;
while (!g_tcp_can_send(mod->sck, 100))
{
index++;
if ((index >= 30) || mod->server_is_term(mod))
{
mod->server_msg(mod, "connect timeout", 0);
error = 1;
break;
}
}
}
else
{
mod->server_msg(mod, "connect error", 0);
}
}
if (error == 0)
{
break;
}
g_tcp_close(mod->sck);
mod->sck = 0;
i++;
if (i >= 4)
{
mod->server_msg(mod, "connection problem, giving up", 0);
break;
}
g_sleep(250);
}
if (error == 0)
{
init_stream(s, 8192);
s_push_layer(s, iso_hdr, 4);
out_uint16_le(s, 103);
out_uint32_le(s, 300);
out_uint32_le(s, mod->width);
out_uint32_le(s, mod->height);
out_uint32_le(s, mod->bpp);
out_uint32_le(s, mod->rfx); /* send rfx flag */
s_mark_end(s);
len = (int)(s->end - s->data);
s_pop_layer(s, iso_hdr);
out_uint32_le(s, len);
lib_send(mod, s->data, len);
}
if (error == 0)
{
init_stream(s, 8192);
s_push_layer(s, iso_hdr, 4);
out_uint16_le(s, 103);
out_uint32_le(s, 200);
/* x and y */
i = 0;
out_uint32_le(s, i);
/* width and height */
i = ((mod->width & 0xffff) << 16) | mod->height;
out_uint32_le(s, i);
out_uint32_le(s, 0);
out_uint32_le(s, 0);
s_mark_end(s);
len = (int)(s->end - s->data);
s_pop_layer(s, iso_hdr);
out_uint32_le(s, len);
lib_send(mod, s->data, len);
}
free_stream(s);
if (error != 0)
{
mod->server_msg(mod, "some problem", 0);
LIB_DEBUG(mod, "out lib_mod_connect error");
return 1;
}
else
{
mod->server_msg(mod, "connected ok", 0);
mod->sck_obj = g_create_wait_obj_from_socket(mod->sck, 0);
}
LIB_DEBUG(mod, "out lib_mod_connect");
return 0;
}
int DEFAULT_CC
main(int argc, char** argv)
{
int sck;
int code;
int i;
int size;
int version;
int width;
int height;
int bpp;
int keylayout;
int display;
struct stream* in_s;
struct stream* out_s;
char* username;
char* password;
char* exec;
long data;
if (0 != config_read(&g_cfg))
{
g_printf("sesrun: error reading config. quitting.\n");
return 1;
}
g_pid = g_getpid();
if (argc == 1)
{
g_printf("xrdp session starter v0.2\n");
g_printf("\nusage:\n");
g_printf("sesrun <server> <username> <password> <exec> <width> <height> <bpp> <keylayout>\n");
}
else if (argc == 9)
{
username = argv[2];
password = argv[3];
exec = argv[4];
width = g_atoi(argv[5]);
height = g_atoi(argv[6]);
bpp = g_atoi(argv[7]);
keylayout = g_atoi(argv[8]);
make_stream(in_s);
init_stream(in_s, 8192);
make_stream(out_s);
init_stream(out_s, 8192);
sck = g_tcp_socket();
if (g_tcp_connect(sck, argv[1], "3350") == 0)
{
s_push_layer(out_s, channel_hdr, 8);
out_uint16_be(out_s, 20); /* code */
i = g_strlen(username);
out_uint16_be(out_s, i);
out_uint8a(out_s, username, i);
i = g_strlen(password);
out_uint16_be(out_s, i);
out_uint8a(out_s, password, i);
i = g_strlen(exec);
out_uint16_be(out_s, i);
out_uint8a(out_s, exec, i);
out_uint16_be(out_s, width);
out_uint16_be(out_s, height);
out_uint16_be(out_s, bpp);
out_uint16_be(out_s, keylayout);
s_mark_end(out_s);
s_pop_layer(out_s, channel_hdr);
out_uint32_be(out_s, 0); /* version */
out_uint32_be(out_s, out_s->end - out_s->data); /* size */
tcp_force_send(sck, out_s->data, out_s->end - out_s->data);
if (tcp_force_recv(sck, in_s->data, 8) == 0)
{
in_uint32_be(in_s, version);
in_uint32_be(in_s, size);
init_stream(in_s, 8192);
if (tcp_force_recv(sck, in_s->data, size - 8) == 0)
{
if (version == 0)
{
in_uint16_be(in_s, code);
if (code == 3)
{
in_uint16_be(in_s, data);
in_uint16_be(in_s, display);
g_printf("ok %d display %d\n", data, display);
}
}
}
}
}
else
{
g_printf("connect error\n");
}
g_tcp_close(sck);
free_stream(in_s);
free_stream(out_s);
}
return 0;
}
