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2004-12-30 Andrew J. Schorr <ajschorr@alumni.princeton.edu>

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* ospf_network.c: Improve all setsockopt error messages to give detailed
	  information on the arguments.
This commit is contained in:
ajs 2004-12-30 15:11:19 +00:00
parent cc49eb5a5f
commit 3dc56b5bd3
2 changed files with 28 additions and 13 deletions
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5
ospfd/ChangeLog
View file

@ -1,3 +1,8 @@
2004-12-30 Andrew J. Schorr <ajschorr@alumni.princeton.edu>
* ospf_network.c: Improve all setsockopt error messages to give detailed
information on the arguments.
2004-12-29 Andrew J. Schorr <ajschorr@alumni.princeton.edu>
* ospf_packet.c: (ospf_db_desc) Reduce severity of "Negotiation done"

36
ospfd/ospf_network.c
View file

@ -55,8 +55,10 @@ ospf_if_add_allspfrouters (struct ospf *top, struct prefix *p,
p->u.prefix4, htonl (OSPF_ALLSPFROUTERS),
ifindex);
if (ret < 0)
zlog_warn ("can't setsockopt IP_ADD_MEMBERSHIP (AllSPFRouters): %s",
safe_strerror (errno));
zlog_warn ("can't setsockopt IP_ADD_MEMBERSHIP (fd %d, addr %s, "
"ifindex %u, AllSPFRouters): %s; perhaps a kernel limit "
"on # of multicast group memberships has been exceeded?",
top->fd, inet_ntoa(p->u.prefix4), ifindex, safe_strerror(errno));
else
zlog_info ("interface %s join AllSPFRouters Multicast group.",
inet_ntoa (p->u.prefix4));
@ -74,8 +76,9 @@ ospf_if_drop_allspfrouters (struct ospf *top, struct prefix *p,
p->u.prefix4, htonl (OSPF_ALLSPFROUTERS),
ifindex);
if (ret < 0)
zlog_warn("can't setsockopt IP_DROP_MEMBERSHIP (AllSPFRouters): %s",
safe_strerror (errno));
zlog_warn ("can't setsockopt IP_DROP_MEMBERSHIP (fd %d, addr %s, "
"ifindex %u, AllSPFRouters): %s",
top->fd, inet_ntoa(p->u.prefix4), ifindex, safe_strerror(errno));
else
zlog_info ("interface %s leave AllSPFRouters Multicast group.",
inet_ntoa (p->u.prefix4));
@ -94,8 +97,10 @@ ospf_if_add_alldrouters (struct ospf *top, struct prefix *p, unsigned int
p->u.prefix4, htonl (OSPF_ALLDROUTERS),
ifindex);
if (ret < 0)
zlog_warn ("can't setsockopt IP_ADD_MEMBERSHIP (AllDRouters): %s",
safe_strerror (errno));
zlog_warn ("can't setsockopt IP_ADD_MEMBERSHIP (fd %d, addr %s, "
"ifindex %u, AllDRouters): %s; perhaps a kernel limit "
"on # of multicast group memberships has been exceeded?",
top->fd, inet_ntoa(p->u.prefix4), ifindex, safe_strerror(errno));
else
zlog_info ("interface %s join AllDRouters Multicast group.",
inet_ntoa (p->u.prefix4));
@ -113,8 +118,9 @@ ospf_if_drop_alldrouters (struct ospf *top, struct prefix *p, unsigned int
p->u.prefix4, htonl (OSPF_ALLDROUTERS),
ifindex);
if (ret < 0)
zlog_warn ("can't setsockopt IP_DROP_MEMBERSHIP (AllDRouters): %s",
safe_strerror (errno));
zlog_warn ("can't setsockopt IP_DROP_MEMBERSHIP (fd %d, addr %s, "
"ifindex %u, AllDRouters): %s",
top->fd, inet_ntoa(p->u.prefix4), ifindex, safe_strerror(errno));
else
zlog_info ("interface %s leave AllDRouters Multicast group.",
inet_ntoa (p->u.prefix4));
@ -134,18 +140,22 @@ ospf_if_ipmulticast (struct ospf *top, struct prefix *p, unsigned int ifindex)
/* Prevent receiving self-origined multicast packets. */
ret = setsockopt (top->fd, IPPROTO_IP, IP_MULTICAST_LOOP, (void *)&val, len);
if (ret < 0)
zlog_warn ("can't setsockopt IP_MULTICAST_LOOP(0): %s", safe_strerror (errno));
zlog_warn ("can't setsockopt IP_MULTICAST_LOOP(0) for fd %d: %s",
top->fd, safe_strerror(errno));
/* Explicitly set multicast ttl to 1 -- endo. */
val = 1;
ret = setsockopt (top->fd, IPPROTO_IP, IP_MULTICAST_TTL, (void *)&val, len);
if (ret < 0)
zlog_warn ("can't setsockopt IP_MULTICAST_TTL(1): %s", safe_strerror (errno));
zlog_warn ("can't setsockopt IP_MULTICAST_TTL(1) for fd %d: %s",
top->fd, safe_strerror (errno));
ret = setsockopt_multicast_ipv4 (top->fd, IP_MULTICAST_IF,
p->u.prefix4, 0, ifindex);
if (ret < 0)
zlog_warn ("can't setsockopt IP_MULTICAST_IF: %s", safe_strerror (errno));
zlog_warn("can't setsockopt IP_MULTICAST_IF(fd %d, addr %s, "
"ifindex %u): %s",
top->fd, inet_ntoa(p->u.prefix4), ifindex, safe_strerror(errno));
return ret;
}
@ -182,7 +192,7 @@ ospf_sock_init (void)
if ( ospfd_privs.change (ZPRIVS_LOWER) )
zlog_err ("ospf_sock_init: could not lower privs, %s",
safe_strerror (errno) );
zlog_warn ("Can't set IP_HDRINCL option");
zlog_warn ("Can't set IP_HDRINCL option for fd %d",ospf_sock);
}
#elif defined (IPTOS_PREC_INTERNETCONTROL)
#warning "IP_HDRINCL not available on this system"
@ -208,7 +218,7 @@ ospf_sock_init (void)
ret = setsockopt_ifindex (AF_INET, ospf_sock, 1);
if (ret < 0)
zlog_warn ("Can't set pktinfo option");
zlog_warn ("Can't set pktinfo option for fd %d", ospf_sock);
if (ospfd_privs.change (ZPRIVS_LOWER))
{