… | |
… | |
223 | |
223 | |
224 | tcpv4_ev_watcher.start (tcpv4_fd, EVENT_READ); |
224 | tcpv4_ev_watcher.start (tcpv4_fd, EVENT_READ); |
225 | } |
225 | } |
226 | #endif |
226 | #endif |
227 | |
227 | |
|
|
228 | #if ENABLE_DNS |
|
|
229 | if (THISNODE->protocols & PROT_DNSv4) |
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|
230 | { |
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231 | dnsv4_fd = socket (PF_INET, SOCK_DGRAM, IPPROTO_UDP); |
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232 | |
|
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233 | if (dnsv4_fd < 0) |
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234 | return -1; |
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235 | |
|
|
236 | // standard daemon practise... |
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|
237 | { |
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238 | int oval = 1; |
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239 | setsockopt (tcpv4_fd, SOL_SOCKET, SO_REUSEADDR, &oval, sizeof oval); |
|
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240 | } |
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241 | |
|
|
242 | sockinfo si (THISNODE, PROT_DNSv4); |
|
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243 | |
|
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244 | if (bind (dnsv4_fd, si.sav4 (), si.salenv4 ())) |
|
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245 | { |
|
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246 | slog (L_ERR, _("can't bind dnsv4 on %s: %s"), (const char *)si, strerror (errno)); |
|
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247 | exit (EXIT_FAILURE); |
|
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248 | } |
|
|
249 | |
|
|
250 | dnsv4_ev_watcher.start (dnsv4_fd, EVENT_READ); |
|
|
251 | } |
|
|
252 | #endif |
|
|
253 | |
228 | tap = new tap_device (); |
254 | tap = new tap_device (); |
229 | if (!tap) //D this, of course, never catches |
255 | if (!tap) //D this, of course, never catches |
230 | { |
256 | { |
231 | slog (L_ERR, _("cannot create network interface '%s'"), conf.ifname); |
257 | slog (L_ERR, _("cannot create network interface '%s'"), conf.ifname); |
232 | exit (EXIT_FAILURE); |
258 | exit (EXIT_FAILURE); |
… | |
… | |
259 | #endif |
285 | #endif |
260 | |
286 | |
261 | #if ENABLE_ICMP |
287 | #if ENABLE_ICMP |
262 | case PROT_ICMPv4: |
288 | case PROT_ICMPv4: |
263 | return send_icmpv4_packet (pkt, si, tos); |
289 | return send_icmpv4_packet (pkt, si, tos); |
|
|
290 | #endif |
|
|
291 | |
|
|
292 | #if ENABLE_DNS |
|
|
293 | case PROT_DNSv4: |
|
|
294 | return send_dnsv4_packet (pkt, si, tos); |
264 | #endif |
295 | #endif |
265 | |
296 | |
266 | default: |
297 | default: |
267 | slog (L_CRIT, _("%s: FATAL: trying to send packet with unsupported protocol"), (const char *)si); |
298 | slog (L_CRIT, _("%s: FATAL: trying to send packet with unsupported protocol"), (const char *)si); |
268 | return false; |
299 | return false; |
… | |
… | |
572 | if (events & EVENT_SHUTDOWN) |
603 | if (events & EVENT_SHUTDOWN) |
573 | { |
604 | { |
574 | slog (L_INFO, _("preparing shutdown...")); |
605 | slog (L_INFO, _("preparing shutdown...")); |
575 | |
606 | |
576 | shutdown_all (); |
607 | shutdown_all (); |
577 | remove_pid (pidfilename); |
608 | remove_pid (conf.pidfilename); |
578 | slog (L_INFO, _("terminating")); |
609 | slog (L_INFO, _("terminating")); |
579 | exit (EXIT_SUCCESS); |
610 | exit (EXIT_SUCCESS); |
580 | } |
611 | } |
581 | |
612 | |
582 | if (events & EVENT_RECONNECT) |
613 | if (events & EVENT_RECONNECT) |
… | |
… | |
685 | , tcpv4_ev_watcher (this, &vpn::tcpv4_ev) |
716 | , tcpv4_ev_watcher (this, &vpn::tcpv4_ev) |
686 | #endif |
717 | #endif |
687 | #if ENABLE_ICMP |
718 | #if ENABLE_ICMP |
688 | , icmpv4_ev_watcher(this, &vpn::icmpv4_ev) |
719 | , icmpv4_ev_watcher(this, &vpn::icmpv4_ev) |
689 | #endif |
720 | #endif |
|
|
721 | #if ENABLE_DNS |
|
|
722 | , dnsv4_ev_watcher (this, &vpn::dnsv4_ev) |
|
|
723 | #endif |
690 | , tap_ev_watcher (this, &vpn::tap_ev) |
724 | , tap_ev_watcher (this, &vpn::tap_ev) |
691 | { |
725 | { |
692 | } |
726 | } |
693 | |
727 | |
694 | vpn::~vpn () |
728 | vpn::~vpn () |