xCAT/confluent
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Add IPv4 search to copernicus search

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This commit is contained in:
Jarrod Johnson 2019-03-07 10:24:26 -05:00
parent 5ae6717709
commit e8119d330d
1 changed files with 44 additions and 16 deletions
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60
misc/copernicus.c
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@ -8,6 +8,10 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/time.h>
#include <net/if.h>
int add_uuid(char* destination, int maxsize) {
int uuidf;
@ -32,7 +36,7 @@ int add_macs(char* destination, int maxsize) {
offset = 0;
getifaddrs(&ifa);
for (ifc = ifa; ifc != NULL; ifc = ifc->ifa_next) {
if (ifc->ifa_addr->sa_family != PF_PACKET)
if (ifc->ifa_addr->sa_family != AF_PACKET)
continue;
lla = (struct sockaddr_ll *)ifc->ifa_addr;
if (lla->sll_hatype == ARPHRD_INFINIBAND) {
@ -59,23 +63,32 @@ int add_macs(char* destination, int maxsize) {
int main(int argc, char* argv[]) {
struct ifaddrs *ifc, *ifa;
struct sockaddr_in6 *in6;
int ns;
struct sockaddr_in *in, *bin;
int ns, n4;
struct sockaddr_in6 addr, dst;
struct sockaddr_in addr4, dst4;
char msg[1024];
int ifidx, offset;
socklen_t dstsize;
socklen_t dstsize, dst4size;
dstsize = sizeof(dst);
dst4size = sizeof(dst4);
memset(msg, 0, 1024);
memset(&addr, 0, sizeof(addr));
memset(&dst, 0, sizeof(dst));
addr.sin6_family = PF_INET6;
memset(&dst4, 0, sizeof(dst4));
addr.sin6_family = AF_INET6;
addr.sin6_addr = in6addr_any;
addr.sin6_port = htons(190);
dst.sin6_family = PF_INET6;
addr4.sin_family = AF_INET;
addr4.sin_addr.s_addr = htonl(INADDR_ANY);
addr4.sin_port = htons(190);
dst.sin6_family = AF_INET6;
dst.sin6_port = htons(1900);
inet_pton(PF_INET6, "ff02::c", &dst.sin6_addr);
inet_pton(AF_INET6, "ff02::c", &dst.sin6_addr);
dst4.sin_family = AF_INET;
dst4.sin_port = htons(1900);
inet_pton(AF_INET, "239.255.255.250", &dst4.sin_addr);
strncpy(msg, "M-SEARCH * HTTP/1.1\r\nST: urn:xcat.org:service:confluent:", 1024);
offset = strnlen(msg, 1024);
if (argc > 1) {
@ -86,19 +99,34 @@ int main(int argc, char* argv[]) {
offset = strnlen(msg, 1024);
add_macs(msg + offset, 1024 - offset);
offset = strnlen(msg, 1024);
ns = socket(PF_INET6, SOCK_DGRAM, 0);
ns = socket(AF_INET6, SOCK_DGRAM, 0);
n4 = socket(AF_INET, SOCK_DGRAM, 0);
ifidx = 1;
setsockopt(n4, SOL_SOCKET, SO_BROADCAST, &ifidx, sizeof(ifidx));
setsockopt(ns, IPPROTO_IPV6, IPV6_V6ONLY, &ifidx, sizeof(ifidx));
bind(n4, (const struct sockaddr *)&addr4, sizeof(addr4));
bind(ns, (const struct sockaddr *)&addr, sizeof(addr));
getifaddrs(&ifa);
for (ifc = ifa; ifc != NULL; ifc = ifc->ifa_next) {
if (ifc->ifa_addr->sa_family != PF_INET6) {
continue;
if (!ifc->ifa_addr) continue;
if (ifc->ifa_flags & IFF_LOOPBACK) continue;
if (ifc->ifa_flags & IFF_MULTICAST != IFF_MULTICAST) continue;
if (ifc->ifa_addr->sa_family == AF_INET6) {
in6 = (struct sockaddr_in6 *)ifc->ifa_addr;
if (in6->sin6_scope_id == 0)
continue;
ifidx = in6->sin6_scope_id;
setsockopt(ns, IPPROTO_IPV6, IPV6_MULTICAST_IF, &ifidx, sizeof(ifidx));
sendto(ns, msg, strnlen(msg, 1024), 0, (const struct sockaddr *)&dst, sizeof(dst));
} else if (ifc->ifa_addr->sa_family == AF_INET) {
in = (struct sockaddr_in *)ifc->ifa_addr;
bin = (struct sockaddr_in *)ifc->ifa_ifu.ifu_broadaddr;
bin->sin_port = htons(1900);
setsockopt(n4, IPPROTO_IP, IP_MULTICAST_IF, &in->sin_addr, sizeof(in->sin_addr));
sendto(n4, msg, strnlen(msg, 1024), 0, (const struct sockaddr *)&dst4, sizeof(dst4));
sendto(n4, msg, strnlen(msg, 1024), 0, (const struct sockaddr *)bin, sizeof(*bin));
}
in6 = (struct sockaddr_in6 *)ifc->ifa_addr;
if (in6->sin6_scope_id == 0)
continue;
ifidx = in6->sin6_scope_id;
setsockopt(ns, IPPROTO_IPV6, IPV6_MULTICAST_IF, &ifidx, sizeof(ifidx));
sendto(ns, msg, strlen(msg), 0, (const struct sockaddr *)&dst, sizeof(dst));
}
recvfrom(ns, msg, 1024, 0, (struct sockaddr *)&dst, &dstsize);
inet_ntop(dst.sin6_family, &dst.sin6_addr, msg, dstsize);