diff options
Diffstat (limited to 'contrib/unbound/util/netevent.c')
| -rw-r--r-- | contrib/unbound/util/netevent.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/contrib/unbound/util/netevent.c b/contrib/unbound/util/netevent.c index c7ed30e..3bb8948 100644 --- a/contrib/unbound/util/netevent.c +++ b/contrib/unbound/util/netevent.c @@ -43,8 +43,8 @@ #include "util/log.h" #include "util/net_help.h" #include "util/fptr_wlist.h" -#include "ldns/pkthdr.h" -#include "ldns/sbuffer.h" +#include "sldns/pkthdr.h" +#include "sldns/sbuffer.h" #include "dnstap/dnstap.h" #ifdef HAVE_OPENSSL_SSL_H #include <openssl/ssl.h> @@ -498,12 +498,16 @@ comm_point_send_udp_msg_if(struct comm_point *c, sldns_buffer* packet, cmsg = CMSG_FIRSTHDR(&msg); if(r->srctype == 4) { #ifdef IP_PKTINFO + void* cmsg_data; msg.msg_controllen = CMSG_SPACE(sizeof(struct in_pktinfo)); log_assert(msg.msg_controllen <= sizeof(control)); cmsg->cmsg_level = IPPROTO_IP; cmsg->cmsg_type = IP_PKTINFO; memmove(CMSG_DATA(cmsg), &r->pktinfo.v4info, sizeof(struct in_pktinfo)); + /* unset the ifindex to not bypass the routing tables */ + cmsg_data = CMSG_DATA(cmsg); + ((struct in_pktinfo *) cmsg_data)->ipi_ifindex = 0; cmsg->cmsg_len = CMSG_LEN(sizeof(struct in_pktinfo)); #elif defined(IP_SENDSRCADDR) msg.msg_controllen = CMSG_SPACE(sizeof(struct in_addr)); @@ -518,12 +522,16 @@ comm_point_send_udp_msg_if(struct comm_point *c, sldns_buffer* packet, msg.msg_control = NULL; #endif /* IP_PKTINFO or IP_SENDSRCADDR */ } else if(r->srctype == 6) { + void* cmsg_data; msg.msg_controllen = CMSG_SPACE(sizeof(struct in6_pktinfo)); log_assert(msg.msg_controllen <= sizeof(control)); cmsg->cmsg_level = IPPROTO_IPV6; cmsg->cmsg_type = IPV6_PKTINFO; memmove(CMSG_DATA(cmsg), &r->pktinfo.v6info, sizeof(struct in6_pktinfo)); + /* unset the ifindex to not bypass the routing tables */ + cmsg_data = CMSG_DATA(cmsg); + ((struct in6_pktinfo *) cmsg_data)->ipi6_ifindex = 0; cmsg->cmsg_len = CMSG_LEN(sizeof(struct in6_pktinfo)); } else { /* try to pass all 0 to use default route */ @@ -879,12 +887,12 @@ comm_point_tcp_accept_callback(int fd, short event, void* arg) } /* grab the tcp handler buffers */ + c->cur_tcp_count++; c->tcp_free = c_hdl->tcp_free; if(!c->tcp_free) { /* stop accepting incoming queries for now. */ comm_point_stop_listening(c); } - /* addr is dropped. Not needed for tcp reply. */ setup_tcp_handler(c_hdl, new_fd); } @@ -902,6 +910,7 @@ reclaim_tcp_handler(struct comm_point* c) } comm_point_close(c); if(c->tcp_parent) { + c->tcp_parent->cur_tcp_count--; c->tcp_free = c->tcp_parent->tcp_free; c->tcp_parent->tcp_free = c; if(!c->tcp_free) { @@ -1528,6 +1537,7 @@ comm_point_create_udp(struct comm_base *base, int fd, sldns_buffer* buffer, c->tcp_byte_count = 0; c->tcp_parent = NULL; c->max_tcp_count = 0; + c->cur_tcp_count = 0; c->tcp_handlers = NULL; c->tcp_free = NULL; c->type = comm_udp; @@ -1578,6 +1588,7 @@ comm_point_create_udp_ancil(struct comm_base *base, int fd, c->tcp_byte_count = 0; c->tcp_parent = NULL; c->max_tcp_count = 0; + c->cur_tcp_count = 0; c->tcp_handlers = NULL; c->tcp_free = NULL; c->type = comm_udp; @@ -1639,6 +1650,7 @@ comm_point_create_tcp_handler(struct comm_base *base, c->tcp_byte_count = 0; c->tcp_parent = parent; c->max_tcp_count = 0; + c->cur_tcp_count = 0; c->tcp_handlers = NULL; c->tcp_free = NULL; c->type = comm_tcp; @@ -1691,6 +1703,7 @@ comm_point_create_tcp(struct comm_base *base, int fd, int num, size_t bufsize, c->tcp_byte_count = 0; c->tcp_parent = NULL; c->max_tcp_count = num; + c->cur_tcp_count = 0; c->tcp_handlers = (struct comm_point**)calloc((size_t)num, sizeof(struct comm_point*)); if(!c->tcp_handlers) { @@ -1758,6 +1771,7 @@ comm_point_create_tcp_out(struct comm_base *base, size_t bufsize, c->tcp_byte_count = 0; c->tcp_parent = NULL; c->max_tcp_count = 0; + c->cur_tcp_count = 0; c->tcp_handlers = NULL; c->tcp_free = NULL; c->type = comm_tcp; @@ -1810,6 +1824,7 @@ comm_point_create_local(struct comm_base *base, int fd, size_t bufsize, c->tcp_byte_count = 0; c->tcp_parent = NULL; c->max_tcp_count = 0; + c->cur_tcp_count = 0; c->tcp_handlers = NULL; c->tcp_free = NULL; c->type = comm_local; @@ -1857,6 +1872,7 @@ comm_point_create_raw(struct comm_base* base, int fd, int writing, c->tcp_byte_count = 0; c->tcp_parent = NULL; c->max_tcp_count = 0; + c->cur_tcp_count = 0; c->tcp_handlers = NULL; c->tcp_free = NULL; c->type = comm_raw; |
