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);
}
}
/* returns error */
int APP_CC
xrdp_tcp_recv(struct xrdp_tcp* self, struct stream* s, int len)
{
int rcvd;
struct xrdp_session* session;
if (self->sck_closed)
{
DEBUG((" in xrdp_tcp_recv, sck closed"));
return 1;
}
DEBUG((" in xrdp_tcp_recv, gota get %d bytes", len));
session = self->iso_layer->mcs_layer->sec_layer->rdp_layer->session;
init_stream(s, len);
while (len > 0)
{
rcvd = g_tcp_recv(self->sck, s->end, len, 0);
if (rcvd == -1)
{
if (g_tcp_last_error_would_block(self->sck))
{
if (!g_tcp_can_recv(self->sck, 10))
{
if (session->is_term != 0)
{
if (session->is_term())
{
DEBUG((" out xrdp_tcp_recv, terminated"));
return 1;
}
}
}
}
else
{
self->sck_closed = 1;
DEBUG((" error = -1 in xrdp_tcp_recv socket %d", self->sck));
return 1;
}
}
else if (rcvd == 0)
{
self->sck_closed = 1;
DEBUG((" error = 0 in xrdp_tcp_recv socket %d", self->sck));
return 1;
}
else
{
s->end += rcvd;
len -= rcvd;
}
}
DEBUG((" out xrdp_tcp_recv"));
return 0;
}
/* returns error */
int APP_CC
rdp_tcp_recv(struct rdp_tcp *self, struct stream *s, int len)
{
int rcvd;
DEBUG((" in rdp_tcp_recv gota get %d bytes on sck %d",
len, self->sck));
if (self->sck_closed)
{
DEBUG((" out rdp_tcp_recv error sck closed"));
return 1;
}
init_stream(s, len);
while (len > 0)
{
rcvd = g_tcp_recv(self->sck, s->end, len, 0);
if (rcvd == -1)
{
if (g_tcp_last_error_would_block(self->sck))
{
g_tcp_can_recv(self->sck, 10);
}
else
{
self->sck_closed = 1;
DEBUG((" out rdp_tcp_recv error unknown"));
return 1;
}
}
else if (rcvd == 0)
{
self->sck_closed = 1;
DEBUG((" out rdp_tcp_recv error connection dropped"));
return 1;
}
else
{
s->end += rcvd;
len -= rcvd;
}
}
return 0;
}
/* returns error */
int DEFAULT_CC
lib_recv(struct mod *mod, char *data, int len)
{
int rcvd;
if (mod->sck_closed)
{
return 1;
}
while (len > 0)
{
rcvd = g_tcp_recv(mod->sck, data, len, 0);
if (rcvd == -1)
{
if (g_tcp_last_error_would_block(mod->sck))
{
if (mod->server_is_term(mod))
{
return 1;
}
g_tcp_can_recv(mod->sck, 10);
}
else
{
return 1;
}
}
else if (rcvd == 0)
{
mod->sck_closed = 1;
return 1;
}
else
{
data += rcvd;
len -= rcvd;
}
}
return 0;
}
int APP_CC
trans_force_read(struct trans* self, int size)
{
int rv;
int rcvd;
if (self->status != 1)
{
return 1;
}
rv = 0;
while (size > 0)
{
rcvd = g_tcp_recv(self->sck, self->in_s->end, size, 0);
if (rcvd == -1)
{
if (g_tcp_last_error_would_block(self->sck))
{
if (!g_tcp_can_recv(self->sck, 10))
{
/* check for term here */
}
}
else
{
/* error */
self->status = 0;
rv = 1;
}
}
else if (rcvd == 0)
{
/* error */
self->status = 0;
rv = 1;
}
else
{
self->in_s->end += rcvd;
size -= rcvd;
}
}
return rv;
}
int APP_CC
trans_force_read_s(struct trans* self, struct stream* in_s, int size)
{
int rcvd;
if (self->status != TRANS_STATUS_UP)
{
return 1;
}
while (size > 0)
{
rcvd = g_tcp_recv(self->sck, in_s->end, size, 0);
if (rcvd == -1)
{
if (g_tcp_last_error_would_block(self->sck))
{
if (!g_tcp_can_recv(self->sck, 10))
{
/* check for term here */
}
}
else
{
/* error */
self->status = TRANS_STATUS_DOWN;
return 1;
}
}
else if (rcvd == 0)
{
/* error */
self->status = TRANS_STATUS_DOWN;
return 1;
}
else
{
in_s->end += rcvd;
size -= rcvd;
}
}
return 0;
}
int APP_CC
trans_check_wait_objs(struct trans* self)
{
tbus in_sck;
struct trans* in_trans;
int read_bytes;
int to_read;
int read_so_far;
int rv;
if (self == 0)
{
return 1;
}
if (self->status != 1)
{
return 1;
}
rv = 0;
if (self->type1 == 1) /* listening */
{
if (g_tcp_can_recv(self->sck, 0))
{
in_sck = g_tcp_accept(self->sck);
if (in_sck == -1)
{
if (g_tcp_last_error_would_block(self->sck))
{
/* ok, but shouldn't happen */
}
else
{
/* error */
self->status = 0;
rv = 1;
}
}
if (in_sck != -1)
{
if (self->trans_conn_in != 0) /* is function assigned */
{
in_trans = trans_create(self->mode, self->in_s->size,
self->out_s->size);
in_trans->sck = in_sck;
in_trans->type1 = 2;
in_trans->status = 1;
if (self->trans_conn_in(self, in_trans) != 0)
{
trans_delete(in_trans);
}
}
else
{
g_tcp_close(in_sck);
}
}
}
}
else /* connected server or client (2 or 3) */
{
if (g_tcp_can_recv(self->sck, 0))
{
read_so_far = (int)(self->in_s->end - self->in_s->data);
to_read = self->header_size - read_so_far;
read_bytes = g_tcp_recv(self->sck, self->in_s->end, to_read, 0);
if (read_bytes == -1)
{
if (g_tcp_last_error_would_block(self->sck))
{
/* ok, but shouldn't happen */
}
else
{
/* error */
self->status = 0;
rv = 1;
}
}
else if (read_bytes == 0)
{
/* error */
self->status = 0;
rv = 1;
}
else
{
self->in_s->end += read_bytes;
}
read_so_far = (int)(self->in_s->end - self->in_s->data);
if (read_so_far == self->header_size)
{
if (self->trans_data_in != 0)
{
rv = self->trans_data_in(self);
init_stream(self->in_s, 0);
}
}
}
}
return rv;
}
THREAD_RV THREAD_CC
channel_thread_loop(void *in_val)
{
tbus objs[32];
int num_objs;
int timeout;
int error;
THREAD_RV rv;
LOGM((LOG_LEVEL_INFO, "channel_thread_loop: thread start"));
rv = 0;
setup_api_listen();
error = setup_listen();
if (error == 0)
{
timeout = -1;
num_objs = 0;
objs[num_objs] = g_term_event;
num_objs++;
trans_get_wait_objs(g_lis_trans, objs, &num_objs);
trans_get_wait_objs(g_api_lis_trans, objs, &num_objs);
while (g_obj_wait(objs, num_objs, 0, 0, timeout) == 0)
{
if (g_is_wait_obj_set(g_term_event))
{
LOGM((LOG_LEVEL_INFO, "channel_thread_loop: g_term_event set"));
clipboard_deinit();
sound_deinit();
dev_redir_deinit();
rail_deinit();
break;
}
if (g_lis_trans != 0)
{
if (trans_check_wait_objs(g_lis_trans) != 0)
{
LOGM((LOG_LEVEL_INFO, "channel_thread_loop: "
"trans_check_wait_objs error"));
}
}
if (g_con_trans != 0)
{
if (trans_check_wait_objs(g_con_trans) != 0)
{
LOGM((LOG_LEVEL_INFO, "channel_thread_loop: "
"trans_check_wait_objs error resetting"));
clipboard_deinit();
sound_deinit();
dev_redir_deinit();
rail_deinit();
/* delete g_con_trans */
trans_delete(g_con_trans);
g_con_trans = 0;
/* create new listener */
error = setup_listen();
if (error != 0)
{
break;
}
}
}
if (g_api_lis_trans != 0)
{
if (trans_check_wait_objs(g_api_lis_trans) != 0)
{
LOG(0, ("channel_thread_loop: trans_check_wait_objs failed"));
}
}
LOG(10, ("0 %p", g_api_con_trans));
if (g_api_con_trans != 0)
{
LOG(10, ("1 %p %d", g_api_con_trans, g_tcp_can_recv(g_api_con_trans->sck, 0)));
if (trans_check_wait_objs(g_api_con_trans) != 0)
{
LOG(10, ("channel_thread_loop: trans_check_wait_objs failed, "
"or disconnected"));
g_free(g_api_con_trans->callback_data);
trans_delete(g_api_con_trans);
g_api_con_trans = 0;
}
}
xcommon_check_wait_objs();
sound_check_wait_objs();
dev_redir_check_wait_objs();
fuse_check_wait_objs();
timeout = -1;
num_objs = 0;
objs[num_objs] = g_term_event;
num_objs++;
trans_get_wait_objs(g_lis_trans, objs, &num_objs);
trans_get_wait_objs(g_con_trans, objs, &num_objs);
trans_get_wait_objs(g_api_lis_trans, objs, &num_objs);
trans_get_wait_objs(g_api_con_trans, objs, &num_objs);
xcommon_get_wait_objs(objs, &num_objs, &timeout);
sound_get_wait_objs(objs, &num_objs, &timeout);
dev_redir_get_wait_objs(objs, &num_objs, &timeout);
fuse_get_wait_objs(objs, &num_objs, &timeout);
}
}
trans_delete(g_lis_trans);
g_lis_trans = 0;
trans_delete(g_con_trans);
g_con_trans = 0;
trans_delete(g_api_lis_trans);
g_api_lis_trans = 0;
trans_delete(g_api_con_trans);
g_api_con_trans = 0;
LOGM((LOG_LEVEL_INFO, "channel_thread_loop: thread stop"));
g_set_wait_obj(g_thread_done_event);
return rv;
}
