dhcp/dhcp-4.2.2-gpxe-cid.patch

133 lines
4.1 KiB
Diff

diff -up dhcp-4.2.2/client/dhclient.c.gpxe-cid dhcp-4.2.2/client/dhclient.c
--- dhcp-4.2.2/client/dhclient.c.gpxe-cid 2011-09-16 18:23:20.190453902 +0200
+++ dhcp-4.2.2/client/dhclient.c 2011-09-16 18:27:15.568463599 +0200
@@ -58,6 +58,13 @@ const char *path_dhclient_pid = NULL;
static char path_dhclient_script_array[] = _PATH_DHCLIENT_SCRIPT;
char *path_dhclient_script = path_dhclient_script_array;
+/* Default Prefix */
+static unsigned char default_prefix[12] = {
+ 0xff, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x02, 0x00,
+ 0x00, 0x02, 0xc9, 0x00
+};
+
/* False (default) => we write and use a pid file */
isc_boolean_t no_pid_file = ISC_FALSE;
@@ -1250,6 +1257,12 @@ int find_subnet (struct subnet **sp,
static void setup_ib_interface(struct interface_info *ip)
{
struct group *g;
+ struct hardware *hw = &ip->hw_address;
+ char client_id[64];
+ char *arg_conf = NULL;
+ int arg_conf_len = 0;
+ isc_result_t status;
+ struct parse *cfile = (struct parse *)0;
/* Set the broadcast flag */
ip->client->config->bootp_broadcast_always = 1;
@@ -1266,8 +1279,39 @@ static void setup_ib_interface(struct in
}
}
- /* No client ID specified */
- log_fatal("dhcp-client-identifier must be specified for InfiniBand");
+ /*
+ * No client ID specified, make up one based on a default
+ * "prefix" and the port GUID.
+ *
+ * NOTE: This is compatible with what gpxe does.
+ */
+ sprintf(client_id, "%.2x:%.2x:%.2x:%.2x:%.2x:%.2x:%.2x:%.2x:%.2x:%.2x:%.2x:%.2x:%.2x:%.2x:%.2x:%.2x:%.2x:%.2x:%.2x:%.2x",
+ default_prefix[0], default_prefix[1], default_prefix[2],
+ default_prefix[3], default_prefix[4], default_prefix[5],
+ default_prefix[6], default_prefix[7], default_prefix[8],
+ default_prefix[9], default_prefix[10], default_prefix[11],
+ hw->hbuf[1], hw->hbuf[2], hw->hbuf[3], hw->hbuf[4],
+ hw->hbuf[5], hw->hbuf[6], hw->hbuf[7], hw->hbuf[8]);
+
+ arg_conf_len = asprintf(&arg_conf,
+ "send dhcp-client-identifier %s;",
+ client_id);
+
+ if ((arg_conf == 0) || (arg_conf_len <= 0))
+ log_fatal("Unable to send option dhcp-client-identifier");
+
+ status = new_parse(&cfile, -1, arg_conf, arg_conf_len,
+ "Automatic Infiniband client identifier", 0);
+
+ if ((status != ISC_R_SUCCESS) || (cfile->warnings_occurred))
+ log_fatal("Failed to parse Infiniband client identifier");
+
+ parse_client_statement(cfile, NULL, ip->client->config);
+
+ if (cfile->warnings_occurred)
+ log_fatal("Failed to parse Infiniband client identifier");
+
+ end_parse(&cfile);
}
/* Individual States:
diff -up dhcp-4.2.2/common/lpf.c.gpxe-cid dhcp-4.2.2/common/lpf.c
--- dhcp-4.2.2/common/lpf.c.gpxe-cid 2011-09-16 18:23:20.183453996 +0200
+++ dhcp-4.2.2/common/lpf.c 2011-09-16 18:25:28.235804421 +0200
@@ -591,6 +591,37 @@ void maybe_setup_fallback ()
return sll;
}
+static unsigned char * get_ib_hw_addr(char * name)
+{
+ struct ifaddrs *ifaddrs = NULL;
+ struct ifaddrs *ifa = NULL;
+ struct sockaddr_ll *sll = NULL;
+ static unsigned char hw_addr[8];
+
+ if (getifaddrs(&ifaddrs) == -1)
+ return NULL;
+
+ for (ifa = ifaddrs; ifa != NULL; ifa = ifa->ifa_next) {
+ if (ifa->ifa_addr == NULL)
+ continue;
+ if (ifa->ifa_addr->sa_family != AF_PACKET)
+ continue;
+ if (ifa->ifa_flags & IFF_LOOPBACK)
+ continue;
+ if (strcmp(ifa->ifa_name, name) == 0) {
+ sll = (struct sockaddr_ll *)(void *)ifa->ifa_addr;
+ break;
+ }
+ }
+ if (sll == NULL) {
+ freeifaddrs(ifaddrs);
+ return NULL;
+ }
+ memcpy(hw_addr, &sll->sll_addr[sll->sll_halen - 8], 8);
+ freeifaddrs(ifaddrs);
+ return (unsigned char *)&hw_addr;
+}
+
void
get_hw_addr(struct interface_info *info)
{
@@ -599,6 +630,7 @@ get_hw_addr(struct interface_info *info)
struct ifaddrs *ifaddrs = NULL;
struct ifaddrs *ifa = NULL;
struct sockaddr_ll *sll = NULL;
+ unsigned char *hw_addr;
if (getifaddrs(&ifaddrs) == -1)
log_fatal("Failed to get interfaces");
@@ -660,6 +692,10 @@ get_hw_addr(struct interface_info *info)
hw->hlen = 1;
hw->hbuf[0] = HTYPE_INFINIBAND;
+ hw_addr = get_ib_hw_addr(name);
+ if (!hw_addr)
+ log_fatal("Failed getting %s hw addr", name);
+ memcpy (&hw->hbuf [1], hw_addr, 8);
break;
#if defined(ARPHRD_PPP)
case ARPHRD_PPP: