| 52 |
|
"Error during DNS lookup", "connect timeout", "Error during connect()", |
| 53 |
|
"Comm Error" }; |
| 54 |
|
|
| 55 |
– |
struct Callback *setup_socket_cb = NULL; |
| 56 |
– |
|
| 55 |
|
static void comm_connect_callback(fde_t *, int); |
| 56 |
|
static PF comm_connect_timeout; |
| 57 |
|
static void comm_connect_dns_callback(void *, const struct irc_ssaddr *, const char *); |
| 137 |
|
* |
| 138 |
|
* Set the socket non-blocking, and other wonderful bits. |
| 139 |
|
*/ |
| 140 |
< |
static void * |
| 141 |
< |
setup_socket(va_list args) |
| 140 |
> |
static void |
| 141 |
> |
setup_socket(int fd) |
| 142 |
|
{ |
| 145 |
– |
int fd = va_arg(args, int); |
| 143 |
|
int opt = 1; |
| 144 |
|
|
| 145 |
|
setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, &opt, sizeof(opt)); |
| 150 |
|
#endif |
| 151 |
|
|
| 152 |
|
fcntl(fd, F_SETFL, fcntl(fd, F_GETFL, 0) | O_NONBLOCK); |
| 156 |
– |
|
| 157 |
– |
return NULL; |
| 158 |
– |
} |
| 159 |
– |
|
| 160 |
– |
/* |
| 161 |
– |
* init_comm() |
| 162 |
– |
* |
| 163 |
– |
* Initializes comm subsystem. |
| 164 |
– |
*/ |
| 165 |
– |
void |
| 166 |
– |
init_comm(void) |
| 167 |
– |
{ |
| 168 |
– |
setup_socket_cb = register_callback("setup_socket", setup_socket); |
| 169 |
– |
init_netio(); |
| 153 |
|
} |
| 154 |
|
|
| 155 |
|
/* |
| 171 |
|
* even if it is marked as blocked (COMM_SELECT_READ handler is called |
| 172 |
|
* before COMM_SELECT_WRITE). Let's try, nothing to lose.. -adx |
| 173 |
|
*/ |
| 191 |
– |
ClearSendqBlocked(client_p); |
| 174 |
|
send_queued_write(client_p); |
| 175 |
|
} |
| 176 |
|
|
| 234 |
|
ssl_handshake(int fd, struct Client *client_p) |
| 235 |
|
{ |
| 236 |
|
X509 *cert = NULL; |
| 237 |
< |
int ret = SSL_accept(client_p->localClient->fd.ssl); |
| 238 |
< |
int err = SSL_get_error(client_p->localClient->fd.ssl, ret); |
| 237 |
> |
int ret = 0; |
| 238 |
> |
|
| 239 |
> |
if ((ret = SSL_accept(client_p->localClient->fd.ssl)) <= 0) |
| 240 |
> |
{ |
| 241 |
> |
if ((CurrentTime - client_p->localClient->firsttime) > 30) |
| 242 |
> |
{ |
| 243 |
> |
exit_client(client_p, client_p, "Timeout during SSL handshake"); |
| 244 |
> |
return; |
| 245 |
> |
} |
| 246 |
> |
|
| 247 |
> |
switch (SSL_get_error(client_p->localClient->fd.ssl, ret)) |
| 248 |
> |
{ |
| 249 |
> |
case SSL_ERROR_WANT_WRITE: |
| 250 |
> |
comm_setselect(&client_p->localClient->fd, COMM_SELECT_WRITE, |
| 251 |
> |
(PF *) ssl_handshake, client_p, 30); |
| 252 |
> |
return; |
| 253 |
> |
|
| 254 |
> |
case SSL_ERROR_WANT_READ: |
| 255 |
> |
comm_setselect(&client_p->localClient->fd, COMM_SELECT_READ, |
| 256 |
> |
(PF *) ssl_handshake, client_p, 30); |
| 257 |
> |
return; |
| 258 |
> |
|
| 259 |
> |
default: |
| 260 |
> |
exit_client(client_p, client_p, "Error during SSL handshake"); |
| 261 |
> |
return; |
| 262 |
> |
} |
| 263 |
> |
} |
| 264 |
|
|
| 265 |
< |
ilog(LOG_TYPE_IRCD, "SSL Error %d %s", err, ERR_error_string(err, NULL)); |
| 265 |
> |
comm_settimeout(&client_p->localClient->fd, 0, NULL, NULL); |
| 266 |
|
|
| 267 |
|
if ((cert = SSL_get_peer_certificate(client_p->localClient->fd.ssl))) |
| 268 |
|
{ |
| 269 |
|
int res = SSL_get_verify_result(client_p->localClient->fd.ssl); |
| 270 |
|
char buf[EVP_MAX_MD_SIZE * 2 + 1] = { '\0' }; |
| 271 |
< |
unsigned char md[EVP_MAX_MD_SIZE * 2 + 1] = { '\0' }; |
| 271 |
> |
unsigned char md[EVP_MAX_MD_SIZE] = { '\0' }; |
| 272 |
|
|
| 273 |
|
if (res == X509_V_OK || res == X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN || |
| 274 |
|
res == X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE || |
| 289 |
|
X509_free(cert); |
| 290 |
|
} |
| 291 |
|
|
| 285 |
– |
if (ret <= 0) |
| 286 |
– |
{ |
| 287 |
– |
switch (SSL_get_error(client_p->localClient->fd.ssl, ret)) |
| 288 |
– |
{ |
| 289 |
– |
case SSL_ERROR_WANT_WRITE: |
| 290 |
– |
comm_setselect(&client_p->localClient->fd, COMM_SELECT_WRITE, |
| 291 |
– |
(PF *) ssl_handshake, client_p, 0); |
| 292 |
– |
return; |
| 293 |
– |
|
| 294 |
– |
case SSL_ERROR_WANT_READ: |
| 295 |
– |
comm_setselect(&client_p->localClient->fd, COMM_SELECT_READ, |
| 296 |
– |
(PF *) ssl_handshake, client_p, 0); |
| 297 |
– |
return; |
| 298 |
– |
|
| 299 |
– |
default: |
| 300 |
– |
exit_client(client_p, client_p, "Error during SSL handshake"); |
| 301 |
– |
return; |
| 302 |
– |
} |
| 303 |
– |
} |
| 304 |
– |
|
| 292 |
|
start_auth(client_p); |
| 293 |
|
} |
| 294 |
|
#endif |
| 355 |
|
return; |
| 356 |
|
} |
| 357 |
|
|
| 358 |
+ |
AddFlag(new_client, FLAGS_SSL); |
| 359 |
|
SSL_set_fd(new_client->localClient->fd.ssl, fd); |
| 360 |
|
ssl_handshake(0, new_client); |
| 361 |
|
} |
| 702 |
|
if (fd < 0) |
| 703 |
|
return -1; /* errno will be passed through, yay.. */ |
| 704 |
|
|
| 705 |
< |
execute_callback(setup_socket_cb, fd); |
| 705 |
> |
setup_socket(fd); |
| 706 |
|
|
| 707 |
|
/* update things in our fd tracking */ |
| 708 |
|
fd_open(F, fd, 1, note); |
| 743 |
|
pn->ss_len = addrlen; |
| 744 |
|
#endif |
| 745 |
|
|
| 746 |
< |
execute_callback(setup_socket_cb, newfd); |
| 746 |
> |
setup_socket(newfd); |
| 747 |
|
|
| 748 |
|
/* .. and return */ |
| 749 |
|
return newfd; |