static void
dyn_dir_init(VRT_CTX, struct xyzzy_debug_dyn *dyn,
VCL_STRING addr, VCL_STRING port, VCL_PROBE probe)
{
struct addrinfo hints, *res = NULL;
struct suckaddr *sa;
VCL_BACKEND dir, dir2;
struct vrt_backend vrt;
CHECK_OBJ_NOTNULL(dyn, VMOD_DEBUG_DYN_MAGIC);
XXXAN(addr);
XXXAN(port);
INIT_OBJ(&vrt, VRT_BACKEND_MAGIC);
vrt.port = port;
vrt.vcl_name = dyn->vcl_name;
vrt.hosthdr = addr;
vrt.probe = probe;
memset(&hints, 0, sizeof(hints));
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
AZ(getaddrinfo(addr, port, &hints, &res));
XXXAZ(res->ai_next);
sa = VSA_Malloc(res->ai_addr, res->ai_addrlen);
AN(sa);
if (VSA_Get_Proto(sa) == AF_INET) {
vrt.ipv4_addr = addr;
vrt.ipv4_suckaddr = sa;
} else if (VSA_Get_Proto(sa) == AF_INET6) {
vrt.ipv6_addr = addr;
vrt.ipv6_suckaddr = sa;
} else
WRONG("Wrong proto family");
freeaddrinfo(res);
dir = VRT_new_backend(ctx, &vrt);
AN(dir);
/*
* NB: A real dynamic backend should not replace the previous
* instance if the new one is identical. We do it here because
* the d* tests requires a replacement.
*/
AZ(pthread_mutex_lock(&dyn->mtx));
dir2 = dyn->dir;
dyn->dir = dir;
AZ(pthread_mutex_unlock(&dyn->mtx));
if (dir2 != NULL)
VRT_delete_backend(ctx, &dir2);
free(sa);
}
struct suckaddr *
VTCP_my_suckaddr(int sock)
{
struct sockaddr_storage addr_s;
socklen_t l;
l = sizeof addr_s;
AZ(getsockname(sock, (void *)&addr_s, &l));
return (VSA_Malloc(&addr_s, l));
}
int
VSS_resolver(const char *addr, const char *def_port, vss_resolved_f *func,
void *priv, const char **err)
{
struct addrinfo hints, *res0, *res;
struct suckaddr *vsa;
char *h;
char *adp, *hop;
int ret;
*err = NULL;
h = strdup(addr);
AN(h);
*err = vss_parse(h, &hop, &adp);
if (*err != NULL) {
free(h);
return (-1);
}
if (adp != NULL)
def_port = adp;
memset(&hints, 0, sizeof hints);
hints.ai_socktype = SOCK_STREAM;
hints.ai_flags = AI_PASSIVE;
ret = getaddrinfo(hop, def_port, &hints, &res0);
free(h);
if (ret != 0) {
*err = gai_strerror(ret);
return (-1);
}
for (res = res0; res != NULL; res = res->ai_next) {
vsa = VSA_Malloc(res->ai_addr, res->ai_addrlen);
if (vsa != NULL) {
ret = func(priv, vsa);
free(vsa);
if (ret)
break;
}
}
freeaddrinfo(res0);
return (ret);
}
