peer_t
neighborType(const peer * p, const request_t * request)
{
const struct _domain_type *d = NULL;
for (d = p->typelist; d; d = d->next) {
if (0 == matchDomainName(request->host, d->domain))
if (d->type != PEER_NONE)
return d->type;
}
#if PEER_MULTICAST_SIBLINGS
if (p->type == PEER_MULTICAST)
if (p->options.mcast_siblings)
return PEER_SIBLING;
#endif
return p->type;
}
/*
* peerAllowedToUse
*
* this function figures out if it is appropriate to fetch REQUEST
* from PEER.
*/
int
peerAllowedToUse(const peer * p, request_t * request)
{
const struct _domain_ping *d = NULL;
int do_ping = 1;
assert(request != NULL);
if (neighborType(p, request) == PEER_SIBLING) {
#if PEER_MULTICAST_SIBLINGS
if (p->type == PEER_MULTICAST && p->options.mcast_siblings &&
(request->flags.nocache || request->flags.refresh || request->flags.loopdetect || request->flags.need_validation))
debug(15, 2) ("peerAllowedToUse(%s, %s) : multicast-siblings optimization match\n",
p->name, request->host);
#endif
if (request->flags.nocache)
return 0;
if (request->flags.refresh)
return 0;
if (request->flags.loopdetect)
return 0;
if (request->flags.need_validation)
return 0;
}
if (p->peer_domain == NULL && p->access == NULL)
return do_ping;
do_ping = 0;
for (d = p->peer_domain; d; d = d->next) {
if (0 == matchDomainName(request->host, d->domain)) {
do_ping = d->do_ping;
break;
}
do_ping = !d->do_ping;
}
if (p->peer_domain && 0 == do_ping)
return do_ping;
if (p->access == NULL)
return do_ping;
return aclCheckFastRequest(p->access, request);
}
void
urlInitialize(void)
{
debug(23, 5) ("urlInitialize: Initializing...\n");
assert(sizeof(ProtocolStr) == (PROTO_MAX + 1) * sizeof(char *));
memset(&null_request_flags, '\0', sizeof(null_request_flags));
/*
* These test that our matchDomainName() function works the
* way we expect it to.
*/
assert(0 == matchDomainName("foo.com", "foo.com"));
assert(0 == matchDomainName(".foo.com", "foo.com"));
assert(0 == matchDomainName("foo.com", ".foo.com"));
assert(0 == matchDomainName(".foo.com", ".foo.com"));
assert(0 == matchDomainName("x.foo.com", ".foo.com"));
assert(0 != matchDomainName("x.foo.com", "foo.com"));
assert(0 != matchDomainName("foo.com", "x.foo.com"));
assert(0 != matchDomainName("bar.com", "foo.com"));
assert(0 != matchDomainName(".bar.com", "foo.com"));
assert(0 != matchDomainName(".bar.com", ".foo.com"));
assert(0 != matchDomainName("bar.com", ".foo.com"));
assert(0 < matchDomainName("zzz.com", "foo.com"));
assert(0 > matchDomainName("aaa.com", "foo.com"));
assert(0 == matchDomainName("FOO.com", "foo.COM"));
assert(0 < matchDomainName("bfoo.com", "afoo.com"));
assert(0 > matchDomainName("afoo.com", "bfoo.com"));
assert(0 < matchDomainName("x-foo.com", ".foo.com"));
/* more cases? */
}
