linux-2.6-520-vnet+.patch

   1 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/include/linux/netfilter/xt_MARK.h linux-2.6.22.10-vs2.3.0.29-pl04/include/linux/netfilter/xt_MARK.h
   2 --- linux-2.6.22.10-vs2.3.0.29-pl03/include/linux/netfilter/xt_MARK.h   2006-06-17 21:49:35.000000000 -0400
   3 +++ linux-2.6.22.10-vs2.3.0.29-pl04/include/linux/netfilter/xt_MARK.h   2007-11-14 16:04:04.000000000 -0500
   4 @@ -11,6 +11,7 @@ enum {
   5         XT_MARK_SET=0,
   6         XT_MARK_AND,
   7         XT_MARK_OR,
   8 +       XT_MARK_COPYXID,
   9  };
  10
  11  struct xt_mark_target_info_v1 {
  12 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/include/linux/netfilter/xt_SETXID.h linux-2.6.22.10-vs2.3.0.29-pl04/include/linux/netfilter/xt_SETXID.h
  13 --- linux-2.6.22.10-vs2.3.0.29-pl03/include/linux/netfilter/xt_SETXID.h 1969-12-31 19:00:00.000000000 -0500
  14 +++ linux-2.6.22.10-vs2.3.0.29-pl04/include/linux/netfilter/xt_SETXID.h 2007-11-14 16:05:44.000000000 -0500
  15 @@ -0,0 +1,14 @@
  16 +#ifndef _XT_SETXID_H_target
  17 +#define _XT_SETXID_H_target
  18 +
  19 +/* Version 1 */
  20 +enum {
  21 +       XT_SET_PACKET_XID=0
  22 +};
  23 +
  24 +struct xt_setxid_target_info_v1 {
  25 +       unsigned long mark;
  26 +       u_int8_t mode;
  27 +};
  28 +
  29 +#endif /*_XT_SETXID_H_target*/
  30 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/include/linux/netfilter_ipv4/ipt_MARK.h linux-2.6.22.10-vs2.3.0.29-pl04/include/linux/netfilter_ipv4/ipt_MARK.h
  31 --- linux-2.6.22.10-vs2.3.0.29-pl03/include/linux/netfilter_ipv4/ipt_MARK.h     2006-06-17 21:49:35.000000000 -0400
  32 +++ linux-2.6.22.10-vs2.3.0.29-pl04/include/linux/netfilter_ipv4/ipt_MARK.h     2007-11-14 16:03:44.000000000 -0500
  33 @@ -9,9 +9,10 @@
  34  #define ipt_mark_target_info xt_mark_target_info
  35
  36  /* Version 1 */
  37 -#define IPT_MARK_SET   XT_MARK_SET
  38 -#define IPT_MARK_AND   XT_MARK_AND
  39 -#define        IPT_MARK_OR     XT_MARK_OR
  40 +#define IPT_MARK_SET           XT_MARK_SET
  41 +#define IPT_MARK_AND           XT_MARK_AND
  42 +#define        IPT_MARK_OR             XT_MARK_OR
  43 +#define IPT_MARK_COPYXID       XT_MARK_COPYXID
  44
  45  #define ipt_mark_target_info_v1 xt_mark_target_info_v1
  46
  47 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/include/linux/netfilter_ipv4/ipt_SETXID.h linux-2.6.22.10-vs2.3.0.29-pl04/include/linux/netfilter_ipv4/ipt_SETXID.h
  48 --- linux-2.6.22.10-vs2.3.0.29-pl03/include/linux/netfilter_ipv4/ipt_SETXID.h   1969-12-31 19:00:00.000000000 -0500
  49 +++ linux-2.6.22.10-vs2.3.0.29-pl04/include/linux/netfilter_ipv4/ipt_SETXID.h   2007-11-14 16:05:44.000000000 -0500
  50 @@ -0,0 +1,13 @@
  51 +#ifndef _IPT_SETXID_H_target
  52 +#define _IPT_SETXID_H_target
  53 +
  54 +/* Backwards compatibility for old userspace */
  55 +
  56 +#include <linux/netfilter/xt_SETXID.h>
  57 +
  58 +/* Version 1 */
  59 +#define IPT_SET_PACKET_XID     XT_SET_PACKET_XID
  60 +
  61 +#define ipt_setxid_target_info_v1 xt_setxid_target_info_v1
  62 +
  63 +#endif /*_IPT_SETXID_H_target*/
  64 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/include/linux/skbuff.h linux-2.6.22.10-vs2.3.0.29-pl04/include/linux/skbuff.h
  65 --- linux-2.6.22.10-vs2.3.0.29-pl03/include/linux/skbuff.h      2007-07-21 18:00:24.000000000 -0400
  66 +++ linux-2.6.22.10-vs2.3.0.29-pl04/include/linux/skbuff.h      2007-11-15 13:57:04.000000000 -0500
  67 @@ -299,6 +299,9 @@ struct sk_buff {
  68  #endif
  69  #ifdef CONFIG_NETWORK_SECMARK
  70         __u32                   secmark;
  71 +#  define skb_tag              secmark
  72 +#else
  73 +#  define skb_tag              mark
  74  #endif
  75
  76         __u32                   mark;
  77 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/include/linux/socket.h linux-2.6.22.10-vs2.3.0.29-pl04/include/linux/socket.h
  78 --- linux-2.6.22.10-vs2.3.0.29-pl03/include/linux/socket.h      2007-07-21 18:00:24.000000000 -0400
  79 +++ linux-2.6.22.10-vs2.3.0.29-pl04/include/linux/socket.h      2007-11-14 14:24:36.000000000 -0500
  80 @@ -288,6 +288,8 @@ struct ucred {
  81  #define SOL_TIPC       271
  82  #define SOL_RXRPC      272
  83
  84 +#define SO_SETXID      SO_PEERCRED
  85 +
  86  /* IPX options */
  87  #define IPX_TYPE       1
  88
  89 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/include/linux/vserver/network.h linux-2.6.22.10-vs2.3.0.29-pl04/include/linux/vserver/network.h
  90 --- linux-2.6.22.10-vs2.3.0.29-pl03/include/linux/vserver/network.h     2007-10-29 21:23:59.000000000 -0400
  91 +++ linux-2.6.22.10-vs2.3.0.29-pl04/include/linux/vserver/network.h     2007-11-14 14:23:54.000000000 -0500
  92 @@ -44,6 +44,8 @@ static inline uint64_t __nxf_init_set(vo
  93  /* network caps */
  94
  95  #define NXC_RAW_ICMP           0x00000100
  96 +#define NXC_RAW_SOCKET         0x00000200
  97 +#define NXC_RAW_SEND           0x00000400
  98
  99
 100  /* address types */
 101 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/include/net/netfilter/nf_conntrack.h linux-2.6.22.10-vs2.3.0.29-pl04/include/net/netfilter/nf_conntrack.h
 102 --- linux-2.6.22.10-vs2.3.0.29-pl03/include/net/netfilter/nf_conntrack.h        2007-07-21 18:00:24.000000000 -0400
 103 +++ linux-2.6.22.10-vs2.3.0.29-pl04/include/net/netfilter/nf_conntrack.h        2007-11-14 16:35:42.000000000 -0500
 104 @@ -131,6 +131,9 @@ struct nf_conn
 105         /* Storage reserved for other modules: */
 106         union nf_conntrack_proto proto;
 107
 108 +       /* PLANETLAB. VNET-specific */
 109 +       xid_t xid[IP_CT_DIR_MAX];
 110 +
 111         /* features dynamically at the end: helper, nat (both optional) */
 112         char data[0];
 113  };
 114 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/include/net/raw.h linux-2.6.22.10-vs2.3.0.29-pl04/include/net/raw.h
 115 --- linux-2.6.22.10-vs2.3.0.29-pl03/include/net/raw.h   2007-05-04 09:55:46.000000000 -0400
 116 +++ linux-2.6.22.10-vs2.3.0.29-pl04/include/net/raw.h   2007-11-14 14:22:49.000000000 -0500
 117 @@ -36,7 +36,7 @@ extern rwlock_t raw_v4_lock;
 118
 119  extern struct sock *__raw_v4_lookup(struct sock *sk, unsigned short num,
 120                                     __be32 raddr, __be32 laddr,
 121 -                                   int dif);
 122 +                                   int dif, int tag);
 123
 124  extern int raw_v4_input(struct sk_buff *skb, struct iphdr *iph, int hash);
 125
 126 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/net/core/skbuff.c linux-2.6.22.10-vs2.3.0.29-pl04/net/core/skbuff.c
 127 --- linux-2.6.22.10-vs2.3.0.29-pl03/net/core/skbuff.c   2007-07-21 18:00:25.000000000 -0400
 128 +++ linux-2.6.22.10-vs2.3.0.29-pl04/net/core/skbuff.c   2007-11-14 15:12:52.000000000 -0500
 129 @@ -56,6 +56,7 @@
 130  #include <linux/rtnetlink.h>
 131  #include <linux/init.h>
 132  #include <linux/scatterlist.h>
 133 +#include <linux/vs_network.h>
 134
 135  #include <net/protocol.h>
 136  #include <net/dst.h>
 137 @@ -174,6 +175,7 @@ struct sk_buff *__alloc_skb(unsigned int
 138         skb->data = data;
 139         skb_reset_tail_pointer(skb);
 140         skb->end = skb->tail + size;
 141 +       skb->skb_tag = nx_current_nid();
 142         /* make sure we initialize shinfo sequentially */
 143         shinfo = skb_shinfo(skb);
 144         atomic_set(&shinfo->dataref, 1);
 145 @@ -443,6 +445,8 @@ struct sk_buff *skb_clone(struct sk_buff
 146         C(tail);
 147         C(end);
 148
 149 +       /* Sapan: Cloned skbs aren't owned by anyone. Let the cloner decide who it belongs to. */
 150 +
 151         atomic_inc(&(skb_shinfo(skb)->dataref));
 152         skb->cloned = 1;
 153
 154 @@ -492,6 +496,7 @@ static void copy_skb_header(struct sk_bu
 155         new->tc_index   = old->tc_index;
 156  #endif
 157         skb_copy_secmark(new, old);
 158 +       new->skb_tag = old->skb_tag;
 159         atomic_set(&new->users, 1);
 160         skb_shinfo(new)->gso_size = skb_shinfo(old)->gso_size;
 161         skb_shinfo(new)->gso_segs = skb_shinfo(old)->gso_segs;
 162 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/net/core/sock.c linux-2.6.22.10-vs2.3.0.29-pl04/net/core/sock.c
 163 --- linux-2.6.22.10-vs2.3.0.29-pl03/net/core/sock.c     2007-10-29 21:23:59.000000000 -0400
 164 +++ linux-2.6.22.10-vs2.3.0.29-pl04/net/core/sock.c     2007-11-14 14:36:36.000000000 -0500
 165 @@ -444,6 +444,19 @@ set_sndbuf:
 166                 }
 167                 goto set_sndbuf;
 168
 169 +       case SO_SETXID:
 170 +               if (current_vx_info()) {
 171 +                       ret = -EPERM;
 172 +                       break;
 173 +               }
 174 +               if (val < 0 || val > MAX_S_CONTEXT) {
 175 +                       ret = -EINVAL;
 176 +                       break;
 177 +               }
 178 +               sk->sk_xid = val;
 179 +               sk->sk_nid = val;
 180 +               break;
 181 +
 182         case SO_RCVBUF:
 183                 /* Don't error on this BSD doesn't and if you think
 184                    about it this is right. Otherwise apps have to
 185 @@ -573,7 +586,7 @@ set_rcvbuf:
 186                 char devname[IFNAMSIZ];
 187
 188                 /* Sorry... */
 189 -               if (!capable(CAP_NET_RAW)) {
 190 +               if (!nx_capable(CAP_NET_RAW, NXC_RAW_SOCKET)) {
 191                         ret = -EPERM;
 192                         break;
 193                 }
 194 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/net/ipv4/af_inet.c linux-2.6.22.10-vs2.3.0.29-pl04/net/ipv4/af_inet.c
 195 --- linux-2.6.22.10-vs2.3.0.29-pl03/net/ipv4/af_inet.c  2007-10-29 21:23:59.000000000 -0400
 196 +++ linux-2.6.22.10-vs2.3.0.29-pl04/net/ipv4/af_inet.c  2007-11-14 16:40:54.000000000 -0500
 197 @@ -178,6 +178,8 @@ static int inet_autobind(struct sock *sk
 198                         return -EAGAIN;
 199                 }
 200                 inet->sport = htons(inet->num);
 201 +               sk->sk_xid = vx_current_xid();
 202 +               sk->sk_nid = nx_current_nid();
 203         }
 204         release_sock(sk);
 205         return 0;
 206 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/net/ipv4/icmp.c linux-2.6.22.10-vs2.3.0.29-pl04/net/ipv4/icmp.c
 207 --- linux-2.6.22.10-vs2.3.0.29-pl03/net/ipv4/icmp.c     2007-11-14 14:00:56.000000000 -0500
 208 +++ linux-2.6.22.10-vs2.3.0.29-pl04/net/ipv4/icmp.c     2007-11-15 13:57:04.000000000 -0500
 209 @@ -709,7 +709,7 @@ static void icmp_unreach(struct sk_buff
 210         if ((raw_sk = sk_head(&raw_v4_htable[hash])) != NULL) {
 211                 while ((raw_sk = __raw_v4_lookup(raw_sk, protocol, iph->daddr,
 212                                                  iph->saddr,
 213 -                                                skb->dev->ifindex)) != NULL) {
 214 +                                                skb->dev->ifindex, skb->skb_tag)) != NULL) {
 215                         raw_err(raw_sk, skb, info);
 216                         raw_sk = sk_next(raw_sk);
 217                         iph = (struct iphdr *)skb->data;
 218 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/net/ipv4/ip_options.c linux-2.6.22.10-vs2.3.0.29-pl04/net/ipv4/ip_options.c
 219 --- linux-2.6.22.10-vs2.3.0.29-pl03/net/ipv4/ip_options.c       2007-07-21 18:00:25.000000000 -0400
 220 +++ linux-2.6.22.10-vs2.3.0.29-pl04/net/ipv4/ip_options.c       2007-11-14 17:03:19.000000000 -0500
 221 @@ -409,7 +409,7 @@ int ip_options_compile(struct ip_options
 222                                         optptr[2] += 8;
 223                                         break;
 224                                       default:
 225 -                                       if (!skb && !capable(CAP_NET_RAW)) {
 226 +                                       if (!skb && !nx_capable(CAP_NET_RAW, NXC_RAW_SOCKET)) {
 227                                                 pp_ptr = optptr + 3;
 228                                                 goto error;
 229                                         }
 230 @@ -445,7 +445,7 @@ int ip_options_compile(struct ip_options
 231                                 opt->router_alert = optptr - iph;
 232                         break;
 233                       case IPOPT_CIPSO:
 234 -                       if ((!skb && !capable(CAP_NET_RAW)) || opt->cipso) {
 235 +                       if ((!skb && !nx_capable(CAP_NET_RAW, NXC_RAW_SOCKET)) || opt->cipso) {
 236                                 pp_ptr = optptr;
 237                                 goto error;
 238                         }
 239 @@ -458,7 +458,7 @@ int ip_options_compile(struct ip_options
 240                       case IPOPT_SEC:
 241                       case IPOPT_SID:
 242                       default:
 243 -                       if (!skb && !capable(CAP_NET_RAW)) {
 244 +                       if (!skb && !nx_capable(CAP_NET_RAW, NXC_RAW_SOCKET)) {
 245                                 pp_ptr = optptr;
 246                                 goto error;
 247                         }
 248 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/net/ipv4/netfilter/ipt_LOG.c linux-2.6.22.10-vs2.3.0.29-pl04/net/ipv4/netfilter/ipt_LOG.c
 249 --- linux-2.6.22.10-vs2.3.0.29-pl03/net/ipv4/netfilter/ipt_LOG.c        2007-08-11 21:54:37.000000000 -0400
 250 +++ linux-2.6.22.10-vs2.3.0.29-pl04/net/ipv4/netfilter/ipt_LOG.c        2007-11-14 16:00:55.000000000 -0500
 251 @@ -49,6 +49,8 @@ static void dump_packet(const struct nf_
 252         else
 253                 logflags = NF_LOG_MASK;
 254
 255 +       printk("TAG=%d ", skb->skb_tag);
 256 +
 257         ih = skb_header_pointer(skb, iphoff, sizeof(_iph), &_iph);
 258         if (ih == NULL) {
 259                 printk("TRUNCATED");
 260 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/net/ipv4/raw.c linux-2.6.22.10-vs2.3.0.29-pl04/net/ipv4/raw.c
 261 --- linux-2.6.22.10-vs2.3.0.29-pl03/net/ipv4/raw.c      2007-10-29 21:23:59.000000000 -0400
 262 +++ linux-2.6.22.10-vs2.3.0.29-pl04/net/ipv4/raw.c      2007-11-14 17:02:08.000000000 -0500
 263 @@ -103,7 +103,7 @@ static void raw_v4_unhash(struct sock *s
 264
 265  struct sock *__raw_v4_lookup(struct sock *sk, unsigned short num,
 266                              __be32 raddr, __be32 laddr,
 267 -                            int dif)
 268 +                            int dif, int tag)
 269  {
 270         struct hlist_node *node;
 271
 272 @@ -112,6 +112,7 @@ struct sock *__raw_v4_lookup(struct sock
 273
 274                 if (inet->num == num                                    &&
 275                     !(inet->daddr && inet->daddr != raddr)              &&
 276 +                   (!sk->sk_nx_info || tag == 1 || sk->sk_nid == tag)  &&
 277                     v4_sock_addr_match(sk->sk_nx_info, inet, laddr)     &&
 278                     !(sk->sk_bound_dev_if && sk->sk_bound_dev_if != dif))
 279                         goto found; /* gotcha */
 280 @@ -161,7 +162,7 @@ int raw_v4_input(struct sk_buff *skb, st
 281                 goto out;
 282         sk = __raw_v4_lookup(__sk_head(head), iph->protocol,
 283                              iph->saddr, iph->daddr,
 284 -                            skb->dev->ifindex);
 285 +                            skb->dev->ifindex, skb->skb_tag);
 286
 287         while (sk) {
 288                 delivered = 1;
 289 @@ -174,7 +175,7 @@ int raw_v4_input(struct sk_buff *skb, st
 290                 }
 291                 sk = __raw_v4_lookup(sk_next(sk), iph->protocol,
 292                                      iph->saddr, iph->daddr,
 293 -                                    skb->dev->ifindex);
 294 +                                    skb->dev->ifindex, skb->skb_tag);
 295         }
 296  out:
 297         read_unlock(&raw_v4_lock);
 298 @@ -315,7 +316,7 @@ static int raw_send_hdrinc(struct sock *
 299         }
 300
 301         err = -EPERM;
 302 -       if (!nx_check(0, VS_ADMIN) && !capable(CAP_NET_RAW) &&
 303 +       if (!nx_check(0, VS_ADMIN) && !nx_capable(CAP_NET_RAW, NXC_RAW_SOCKET) &&
 304                 sk->sk_nx_info &&
 305                 !v4_addr_in_nx_info(sk->sk_nx_info, iph->saddr, NXA_MASK_BIND))
 306                 goto error_free;
 307 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/net/netfilter/Kconfig linux-2.6.22.10-vs2.3.0.29-pl04/net/netfilter/Kconfig
 308 --- linux-2.6.22.10-vs2.3.0.29-pl03/net/netfilter/Kconfig       2007-07-21 18:00:27.000000000 -0400
 309 +++ linux-2.6.22.10-vs2.3.0.29-pl04/net/netfilter/Kconfig       2007-11-14 15:27:12.000000000 -0500
 310 @@ -389,6 +389,13 @@ config NETFILTER_XT_TARGET_TCPMSS
 311
 312           To compile it as a module, choose M here.  If unsure, say N.
 313
 314 +config NETFILTER_XT_TARGET_SETXID
 315 +       tristate '"SETXID" target support'
 316 +       depends on NETFILTER_XTABLES
 317 +       help
 318 +         This option adds a `SETXID' target, which allows you to alter the
 319 +         xid of a socket.
 320 +
 321  config NETFILTER_XT_MATCH_COMMENT
 322         tristate  '"comment" match support'
 323         depends on NETFILTER_XTABLES
 324 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/net/netfilter/Makefile linux-2.6.22.10-vs2.3.0.29-pl04/net/netfilter/Makefile
 325 --- linux-2.6.22.10-vs2.3.0.29-pl03/net/netfilter/Makefile      2007-07-21 17:58:59.000000000 -0400
 326 +++ linux-2.6.22.10-vs2.3.0.29-pl04/net/netfilter/Makefile      2007-11-14 15:25:53.000000000 -0500
 327 @@ -37,6 +37,7 @@ obj-$(CONFIG_NF_CONNTRACK_TFTP) += nf_co
 328  obj-$(CONFIG_NETFILTER_XTABLES) += x_tables.o xt_tcpudp.o
 329
 330  # targets
 331 +obj-$(CONFIG_NETFILTER_XT_TARGET_SETXID) += xt_SETXID.o
 332  obj-$(CONFIG_NETFILTER_XT_TARGET_CLASSIFY) += xt_CLASSIFY.o
 333  obj-$(CONFIG_NETFILTER_XT_TARGET_CONNMARK) += xt_CONNMARK.o
 334  obj-$(CONFIG_NETFILTER_XT_TARGET_DSCP) += xt_DSCP.o
 335 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/net/netfilter/nf_conntrack_core.c linux-2.6.22.10-vs2.3.0.29-pl04/net/netfilter/nf_conntrack_core.c
 336 --- linux-2.6.22.10-vs2.3.0.29-pl03/net/netfilter/nf_conntrack_core.c   2007-07-21 18:00:27.000000000 -0400
 337 +++ linux-2.6.22.10-vs2.3.0.29-pl04/net/netfilter/nf_conntrack_core.c   2007-11-14 16:39:09.000000000 -0500
 338 @@ -726,6 +726,8 @@ init_conntrack(const struct nf_conntrack
 339
 340         /* Overload tuple linked list to put us in unconfirmed list. */
 341         list_add(&conntrack->tuplehash[IP_CT_DIR_ORIGINAL].list, &unconfirmed);
 342 +       conntrack->xid[IP_CT_DIR_ORIGINAL] = -1;
 343 +       conntrack->xid[IP_CT_DIR_REPLY] = -1;
 344
 345         write_unlock_bh(&nf_conntrack_lock);
 346
 347 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/net/netfilter/xt_MARK.c linux-2.6.22.10-vs2.3.0.29-pl04/net/netfilter/xt_MARK.c
 348 --- linux-2.6.22.10-vs2.3.0.29-pl03/net/netfilter/xt_MARK.c     2007-07-21 17:59:00.000000000 -0400
 349 +++ linux-2.6.22.10-vs2.3.0.29-pl04/net/netfilter/xt_MARK.c     2007-11-15 13:57:04.000000000 -0500
 350 @@ -5,13 +5,18 @@
 351   * This program is free software; you can redistribute it and/or modify
 352   * it under the terms of the GNU General Public License version 2 as
 353   * published by the Free Software Foundation.
 354 + *
 355   */
 356
 357  #include <linux/module.h>
 358 +#include <linux/version.h>
 359  #include <linux/skbuff.h>
 360  #include <linux/ip.h>
 361  #include <net/checksum.h>
 362 +#include <net/route.h>
 363 +#include <net/inet_hashtables.h>
 364
 365 +#include <net/netfilter/nf_conntrack.h>
 366  #include <linux/netfilter/x_tables.h>
 367  #include <linux/netfilter/xt_MARK.h>
 368
 369 @@ -21,6 +26,48 @@ MODULE_DESCRIPTION("ip[6]tables MARK mod
 370  MODULE_ALIAS("ipt_MARK");
 371  MODULE_ALIAS("ip6t_MARK");
 372
 373 +static inline u_int16_t
 374 +get_dst_port(struct nf_conntrack_tuple *tuple)
 375 +{
 376 +       switch (tuple->dst.protonum) {
 377 +       case IPPROTO_GRE:
 378 +               /* XXX Truncate 32-bit GRE key to 16 bits */
 379 +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,11)
 380 +               return tuple->dst.u.gre.key;
 381 +#else
 382 +               return htons(ntohl(tuple->dst.u.gre.key));
 383 +#endif
 384 +       case IPPROTO_ICMP:
 385 +               /* Bind on ICMP echo ID */
 386 +               return tuple->src.u.icmp.id;
 387 +       case IPPROTO_TCP:
 388 +               return tuple->dst.u.tcp.port;
 389 +       case IPPROTO_UDP:
 390 +               return tuple->dst.u.udp.port;
 391 +       default:
 392 +               return tuple->dst.u.all;
 393 +       }
 394 +}
 395 +
 396 +static inline u_int16_t
 397 +get_src_port(struct nf_conntrack_tuple *tuple)
 398 +{
 399 +       switch (tuple->dst.protonum) {
 400 +       case IPPROTO_GRE:
 401 +               /* XXX Truncate 32-bit GRE key to 16 bits */
 402 +               return htons(ntohl(tuple->src.u.gre.key));
 403 +       case IPPROTO_ICMP:
 404 +               /* Bind on ICMP echo ID */
 405 +               return tuple->src.u.icmp.id;
 406 +       case IPPROTO_TCP:
 407 +               return tuple->src.u.tcp.port;
 408 +       case IPPROTO_UDP:
 409 +               return tuple->src.u.udp.port;
 410 +       default:
 411 +               return tuple->src.u.all;
 412 +       }
 413 +}
 414 +
 415  static unsigned int
 416  target_v0(struct sk_buff **pskb,
 417           const struct net_device *in,
 418 @@ -44,7 +91,7 @@ target_v1(struct sk_buff **pskb,
 419           const void *targinfo)
 420  {
 421         const struct xt_mark_target_info_v1 *markinfo = targinfo;
 422 -       int mark = 0;
 423 +       int mark = -1;
 424
 425         switch (markinfo->mode) {
 426         case XT_MARK_SET:
 427 @@ -58,9 +105,52 @@ target_v1(struct sk_buff **pskb,
 428         case XT_MARK_OR:
 429                 mark = (*pskb)->mark | markinfo->mark;
 430                 break;
 431 +
 432 +       case XT_MARK_COPYXID: {
 433 +               enum ip_conntrack_info ctinfo;
 434 +               struct sock *connection_sk;
 435 +               int dif;
 436 +
 437 +               struct nf_conn *ct = nf_ct_get((*pskb), &ctinfo);
 438 +               extern struct inet_hashinfo tcp_hashinfo;
 439 +               enum ip_conntrack_dir dir;
 440 +
 441 +               if (!ct)
 442 +                       break;
 443 +               dir = CTINFO2DIR(ctinfo);
 444 +               u_int32_t src_ip = ct->tuplehash[dir].tuple.src.u3.ip;
 445 +               u_int16_t src_port = get_src_port(&ct->tuplehash[dir].tuple);
 446 +
 447 +               u_int32_t ip;
 448 +               u_int16_t port;
 449 +
 450 +               dif = ((struct rtable *)(*pskb)->dst)->rt_iif;
 451 +               ip = ct->tuplehash[dir].tuple.dst.u3.ip;
 452 +               port = get_dst_port(&ct->tuplehash[dir].tuple);
 453 +
 454 +               if ((*pskb)->sk)
 455 +                       connection_sk = (*pskb)->sk;
 456 +               else {
 457 +                       connection_sk = inet_lookup(&tcp_hashinfo, src_ip, src_port, ip, port, dif);
 458 +               }
 459 +
 460 +               if (connection_sk) {
 461 +#ifdef REQUIRESFIXFROMSAPAN
 462 +                       connection_sk->sk_peercred.gid = connection_sk->sk_peercred.uid = ct->xid[dir];
 463 +                       ct->xid[!dir]=connection_sk->sk_xid;
 464 +                       /*connection_sk->sk_peercred.gid = connection_sk->sk_peercred.uid = connection_sk->sk_xid;*/
 465 +                       if (connection_sk->sk_xid != 0)
 466 +                               mark = connection_sk->sk_xid;
 467 +#endif
 468 +                       if (connection_sk != (*pskb)->sk)
 469 +                               sock_put(connection_sk);
 470 +               }
 471 +               break;
 472 +               }
 473         }
 474
 475 -       (*pskb)->mark = mark;
 476 +       if (mark != -1)
 477 +               (*pskb)->mark = mark;
 478         return XT_CONTINUE;
 479  }
 480
 481 @@ -92,7 +182,8 @@ checkentry_v1(const char *tablename,
 482
 483         if (markinfo->mode != XT_MARK_SET
 484             && markinfo->mode != XT_MARK_AND
 485 -           && markinfo->mode != XT_MARK_OR) {
 486 +           && markinfo->mode != XT_MARK_OR
 487 +           && markinfo->mode != XT_MARK_COPYXID) {
 488                 printk(KERN_WARNING "MARK: unknown mode %u\n",
 489                        markinfo->mode);
 490                 return 0;
 491 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/net/netfilter/xt_SETXID.c linux-2.6.22.10-vs2.3.0.29-pl04/net/netfilter/xt_SETXID.c
 492 --- linux-2.6.22.10-vs2.3.0.29-pl03/net/netfilter/xt_SETXID.c   1969-12-31 19:00:00.000000000 -0500
 493 +++ linux-2.6.22.10-vs2.3.0.29-pl04/net/netfilter/xt_SETXID.c   2007-11-14 16:20:02.000000000 -0500
 494 @@ -0,0 +1,79 @@
 495 +#include <linux/module.h>
 496 +#include <linux/skbuff.h>
 497 +#include <linux/ip.h>
 498 +#include <net/checksum.h>
 499 +#include <linux/vs_network.h>
 500 +
 501 +#include <linux/netfilter/x_tables.h>
 502 +#include <linux/netfilter/xt_SETXID.h>
 503 +
 504 +MODULE_LICENSE("GPL");
 505 +MODULE_AUTHOR("");
 506 +MODULE_DESCRIPTION("");
 507 +MODULE_ALIAS("ipt_SETXID");
 508 +
 509 +static unsigned int
 510 +target_v1(struct sk_buff **pskb,
 511 +         const struct net_device *in,
 512 +         const struct net_device *out,
 513 +         unsigned int hooknum,
 514 +         const struct xt_target *target,
 515 +         const void *targinfo)
 516 +{
 517 +       const struct xt_setxid_target_info_v1 *setxidinfo = targinfo;
 518 +
 519 +       switch (setxidinfo->mode) {
 520 +       case XT_SET_PACKET_XID:
 521 +                (*pskb)->skb_tag = setxidinfo->mark;
 522 +               break;
 523 +       }
 524 +       return XT_CONTINUE;
 525 +}
 526 +
 527 +
 528 +static int
 529 +checkentry_v1(const char *tablename,
 530 +             const void *entry,
 531 +             const struct xt_target *target,
 532 +             void *targinfo,
 533 +             unsigned int hook_mask)
 534 +{
 535 +       struct xt_setxid_target_info_v1 *setxidinfo = targinfo;
 536 +
 537 +       if (setxidinfo->mode != XT_SET_PACKET_XID) {
 538 +               printk(KERN_WARNING "SETXID: unknown mode %u\n",
 539 +                      setxidinfo->mode);
 540 +               return 0;
 541 +       }
 542 +
 543 +       return 1;
 544 +}
 545 +
 546 +static struct xt_target xt_setxid_target[] = {
 547 +       {
 548 +               .name           = "SETXID",
 549 +               .family         = AF_INET,
 550 +               .revision       = 1,
 551 +               .checkentry     = checkentry_v1,
 552 +               .target         = target_v1,
 553 +               .targetsize     = sizeof(struct xt_setxid_target_info_v1),
 554 +               .table          = "mangle",
 555 +               .me             = THIS_MODULE,
 556 +       }
 557 +};
 558 +
 559 +static int __init init(void)
 560 +{
 561 +       int err;
 562 +
 563 +       err = xt_register_targets(xt_setxid_target, ARRAY_SIZE(xt_setxid_target));
 564 +       return err;
 565 +}
 566 +
 567 +static void __exit fini(void)
 568 +{
 569 +       xt_unregister_targets(xt_setxid_target, ARRAY_SIZE(xt_setxid_target));
 570 +}
 571 +
 572 +module_init(init);
 573 +module_exit(fini);
 574 diff -Nurp linux-2.6.22.10-vs2.3.0.29-pl03/net/packet/af_packet.c linux-2.6.22.10-vs2.3.0.29-pl04/net/packet/af_packet.c
 575 --- linux-2.6.22.10-vs2.3.0.29-pl03/net/packet/af_packet.c      2007-07-21 18:00:27.000000000 -0400
 576 +++ linux-2.6.22.10-vs2.3.0.29-pl04/net/packet/af_packet.c      2007-11-15 13:57:04.000000000 -0500
 577 @@ -78,6 +78,7 @@
 578  #include <linux/poll.h>
 579  #include <linux/module.h>
 580  #include <linux/init.h>
 581 +#include <linux/vs_network.h>
 582
 583  #ifdef CONFIG_INET
 584  #include <net/inet_common.h>
 585 @@ -420,6 +421,10 @@ static inline unsigned int run_filter(st
 586                                       unsigned int res)
 587  {
 588         struct sk_filter *filter;
 589 +       int tag = skb->skb_tag;
 590 +
 591 +       if (sk->sk_nx_info && !(tag == 1 || sk->sk_nid == tag))
 592 +               return 0;
 593
 594         rcu_read_lock_bh();
 595         filter = rcu_dereference(sk->sk_filter);
 596 @@ -984,7 +989,7 @@ static int packet_create(struct socket *
 597         __be16 proto = (__force __be16)protocol; /* weird, but documented */
 598         int err;
 599
 600 -       if (!capable(CAP_NET_RAW))
 601 +       if (!nx_capable(CAP_NET_RAW, NXC_RAW_SEND))
 602                 return -EPERM;
 603         if (sock->type != SOCK_DGRAM && sock->type != SOCK_RAW &&
 604             sock->type != SOCK_PACKET)