net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 1 | /* $USAGI: $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (C)2004 USAGI/WIDE Project |
Stephen Hemminger | ae665a5 | 2006-12-05 10:10:22 -0800 | [diff] [blame] | 5 | * |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
Stephen Hemminger | ae665a5 | 2006-12-05 10:10:22 -0800 | [diff] [blame] | 10 | * |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
Stephen Hemminger | ae665a5 | 2006-12-05 10:10:22 -0800 | [diff] [blame] | 15 | * |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 16 | * You should have received a copy of the GNU General Public License |
Stephen Hemminger | 4d98ab0 | 2013-12-06 15:05:07 -0800 | [diff] [blame] | 17 | * along with this program; if not, see <http://www.gnu.org/licenses>. |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 18 | */ |
| 19 | /* |
| 20 | * based on iproute.c |
| 21 | */ |
| 22 | /* |
| 23 | * Authors: |
| 24 | * Masahide NAKAMURA @USAGI |
| 25 | */ |
| 26 | |
| 27 | #include <stdio.h> |
| 28 | #include <stdlib.h> |
| 29 | #include <string.h> |
| 30 | #include <netdb.h> |
| 31 | #include <linux/netlink.h> |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 32 | #include "utils.h" |
| 33 | #include "xfrm.h" |
| 34 | #include "ip_common.h" |
| 35 | |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 36 | /* #define NLMSG_DELETEALL_BUF_SIZE (4096-512) */ |
shemminger | 9bec1a4 | 2005-06-07 21:58:25 +0000 | [diff] [blame] | 37 | #define NLMSG_DELETEALL_BUF_SIZE 8192 |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 38 | |
| 39 | /* |
| 40 | * Receiving buffer defines: |
| 41 | * nlmsg |
| 42 | * data = struct xfrm_userpolicy_info |
| 43 | * rtattr |
| 44 | * data = struct xfrm_user_tmpl[] |
| 45 | */ |
| 46 | #define NLMSG_BUF_SIZE 4096 |
| 47 | #define RTA_BUF_SIZE 2048 |
| 48 | #define XFRM_TMPLS_BUF_SIZE 1024 |
Joy Latten | e4f054f | 2011-02-02 17:32:18 -0600 | [diff] [blame] | 49 | #define CTX_BUF_SIZE 256 |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 50 | |
| 51 | static void usage(void) __attribute__((noreturn)); |
| 52 | |
| 53 | static void usage(void) |
| 54 | { |
David Ward | cbec021 | 2011-06-11 16:13:30 +0000 | [diff] [blame] | 55 | fprintf(stderr, "Usage: ip xfrm policy { add | update } SELECTOR dir DIR [ ctx CTX ]\n"); |
| 56 | fprintf(stderr, " [ mark MARK [ mask MASK ] ] [ index INDEX ] [ ptype PTYPE ]\n"); |
| 57 | fprintf(stderr, " [ action ACTION ] [ priority PRIORITY ] [ flag FLAG-LIST ]\n"); |
| 58 | fprintf(stderr, " [ LIMIT-LIST ] [ TMPL-LIST ]\n"); |
| 59 | fprintf(stderr, "Usage: ip xfrm policy { delete | get } { SELECTOR | index INDEX } dir DIR\n"); |
| 60 | fprintf(stderr, " [ ctx CTX ] [ mark MARK [ mask MASK ] ] [ ptype PTYPE ]\n"); |
| 61 | fprintf(stderr, "Usage: ip xfrm policy { deleteall | list } [ SELECTOR ] [ dir DIR ]\n"); |
| 62 | fprintf(stderr, " [ index INDEX ] [ ptype PTYPE ] [ action ACTION ] [ priority PRIORITY ]\n"); |
| 63 | fprintf(stderr, " [ flag FLAG-LIST ]\n"); |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 64 | fprintf(stderr, "Usage: ip xfrm policy flush [ ptype PTYPE ]\n"); |
Christophe Gouault | 025fa9d | 2015-04-09 17:39:32 +0200 | [diff] [blame] | 65 | fprintf(stderr, "Usage: ip xfrm policy count\n"); |
| 66 | fprintf(stderr, "Usage: ip xfrm policy set [ hthresh4 LBITS RBITS ] [ hthresh6 LBITS RBITS ]\n"); |
David Ward | cbec021 | 2011-06-11 16:13:30 +0000 | [diff] [blame] | 67 | fprintf(stderr, "SELECTOR := [ src ADDR[/PLEN] ] [ dst ADDR[/PLEN] ] [ dev DEV ] [ UPSPEC ]\n"); |
| 68 | fprintf(stderr, "UPSPEC := proto { { "); |
| 69 | fprintf(stderr, "%s | ", strxf_proto(IPPROTO_TCP)); |
| 70 | fprintf(stderr, "%s | ", strxf_proto(IPPROTO_UDP)); |
| 71 | fprintf(stderr, "%s | ", strxf_proto(IPPROTO_SCTP)); |
| 72 | fprintf(stderr, "%s", strxf_proto(IPPROTO_DCCP)); |
| 73 | fprintf(stderr, " } [ sport PORT ] [ dport PORT ] |\n"); |
| 74 | fprintf(stderr, " { "); |
| 75 | fprintf(stderr, "%s | ", strxf_proto(IPPROTO_ICMP)); |
| 76 | fprintf(stderr, "%s | ", strxf_proto(IPPROTO_ICMPV6)); |
| 77 | fprintf(stderr, "%s", strxf_proto(IPPROTO_MH)); |
| 78 | fprintf(stderr, " } [ type NUMBER ] [ code NUMBER ] |\n"); |
| 79 | fprintf(stderr, " %s", strxf_proto(IPPROTO_GRE)); |
| 80 | fprintf(stderr, " [ key { DOTTED-QUAD | NUMBER } ] | PROTO }\n"); |
| 81 | fprintf(stderr, "DIR := in | out | fwd\n"); |
| 82 | fprintf(stderr, "PTYPE := main | sub\n"); |
| 83 | fprintf(stderr, "ACTION := allow | block\n"); |
Masahide NAKAMURA | c1fa225 | 2007-08-24 11:05:18 +0900 | [diff] [blame] | 84 | fprintf(stderr, "FLAG-LIST := [ FLAG-LIST ] FLAG\n"); |
David Ward | cbec021 | 2011-06-11 16:13:30 +0000 | [diff] [blame] | 85 | fprintf(stderr, "FLAG := localok | icmp\n"); |
| 86 | fprintf(stderr, "LIMIT-LIST := [ LIMIT-LIST ] limit LIMIT\n"); |
| 87 | fprintf(stderr, "LIMIT := { time-soft | time-hard | time-use-soft | time-use-hard } SECONDS |\n"); |
| 88 | fprintf(stderr, " { byte-soft | byte-hard } SIZE | { packet-soft | packet-hard } COUNT\n"); |
| 89 | fprintf(stderr, "TMPL-LIST := [ TMPL-LIST ] tmpl TMPL\n"); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 90 | fprintf(stderr, "TMPL := ID [ mode MODE ] [ reqid REQID ] [ level LEVEL ]\n"); |
David Ward | cbec021 | 2011-06-11 16:13:30 +0000 | [diff] [blame] | 91 | fprintf(stderr, "ID := [ src ADDR ] [ dst ADDR ] [ proto XFRM-PROTO ] [ spi SPI ]\n"); |
| 92 | fprintf(stderr, "XFRM-PROTO := "); |
org[shemminger]!nakam | 29aa4dd | 2004-09-28 18:40:49 +0000 | [diff] [blame] | 93 | fprintf(stderr, "%s | ", strxf_xfrmproto(IPPROTO_ESP)); |
| 94 | fprintf(stderr, "%s | ", strxf_xfrmproto(IPPROTO_AH)); |
Masahide NAKAMURA | 7ea4f5d | 2006-12-05 19:15:47 +0900 | [diff] [blame] | 95 | fprintf(stderr, "%s | ", strxf_xfrmproto(IPPROTO_COMP)); |
| 96 | fprintf(stderr, "%s | ", strxf_xfrmproto(IPPROTO_ROUTING)); |
David Ward | cbec021 | 2011-06-11 16:13:30 +0000 | [diff] [blame] | 97 | fprintf(stderr, "%s\n", strxf_xfrmproto(IPPROTO_DSTOPTS)); |
David Ward | e8740e4 | 2013-03-25 04:23:19 +0000 | [diff] [blame] | 98 | fprintf(stderr, "MODE := transport | tunnel | beet | ro | in_trigger\n"); |
David Ward | cbec021 | 2011-06-11 16:13:30 +0000 | [diff] [blame] | 99 | fprintf(stderr, "LEVEL := required | use\n"); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 100 | |
| 101 | exit(-1); |
| 102 | } |
| 103 | |
| 104 | static int xfrm_policy_dir_parse(__u8 *dir, int *argcp, char ***argvp) |
| 105 | { |
| 106 | int argc = *argcp; |
| 107 | char **argv = *argvp; |
| 108 | |
| 109 | if (strcmp(*argv, "in") == 0) |
| 110 | *dir = XFRM_POLICY_IN; |
| 111 | else if (strcmp(*argv, "out") == 0) |
| 112 | *dir = XFRM_POLICY_OUT; |
| 113 | else if (strcmp(*argv, "fwd") == 0) |
| 114 | *dir = XFRM_POLICY_FWD; |
| 115 | else |
David Ward | e8740e4 | 2013-03-25 04:23:19 +0000 | [diff] [blame] | 116 | invarg("DIR value is invalid", *argv); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 117 | |
| 118 | *argcp = argc; |
| 119 | *argvp = argv; |
| 120 | |
| 121 | return 0; |
| 122 | } |
| 123 | |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 124 | static int xfrm_policy_ptype_parse(__u8 *ptype, int *argcp, char ***argvp) |
| 125 | { |
| 126 | int argc = *argcp; |
| 127 | char **argv = *argvp; |
| 128 | |
| 129 | if (strcmp(*argv, "main") == 0) |
| 130 | *ptype = XFRM_POLICY_TYPE_MAIN; |
| 131 | else if (strcmp(*argv, "sub") == 0) |
| 132 | *ptype = XFRM_POLICY_TYPE_SUB; |
| 133 | else |
David Ward | e8740e4 | 2013-03-25 04:23:19 +0000 | [diff] [blame] | 134 | invarg("PTYPE value is invalid", *argv); |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 135 | |
| 136 | *argcp = argc; |
| 137 | *argvp = argv; |
| 138 | |
| 139 | return 0; |
| 140 | } |
| 141 | |
Masahide NAKAMURA | c1fa225 | 2007-08-24 11:05:18 +0900 | [diff] [blame] | 142 | static int xfrm_policy_flag_parse(__u8 *flags, int *argcp, char ***argvp) |
| 143 | { |
| 144 | int argc = *argcp; |
| 145 | char **argv = *argvp; |
| 146 | int len = strlen(*argv); |
| 147 | |
| 148 | if (len > 2 && strncmp(*argv, "0x", 2) == 0) { |
| 149 | __u8 val = 0; |
| 150 | |
| 151 | if (get_u8(&val, *argv, 16)) |
David Ward | e8740e4 | 2013-03-25 04:23:19 +0000 | [diff] [blame] | 152 | invarg("FLAG value is invalid", *argv); |
Masahide NAKAMURA | c1fa225 | 2007-08-24 11:05:18 +0900 | [diff] [blame] | 153 | *flags = val; |
| 154 | } else { |
| 155 | while (1) { |
| 156 | if (strcmp(*argv, "localok") == 0) |
| 157 | *flags |= XFRM_POLICY_LOCALOK; |
Ulrich Weber | c063564 | 2011-04-07 09:37:05 +0200 | [diff] [blame] | 158 | else if (strcmp(*argv, "icmp") == 0) |
| 159 | *flags |= XFRM_POLICY_ICMP; |
Masahide NAKAMURA | c1fa225 | 2007-08-24 11:05:18 +0900 | [diff] [blame] | 160 | else { |
| 161 | PREV_ARG(); /* back track */ |
| 162 | break; |
| 163 | } |
| 164 | |
| 165 | if (!NEXT_ARG_OK()) |
| 166 | break; |
| 167 | NEXT_ARG(); |
| 168 | } |
| 169 | } |
| 170 | |
| 171 | *argcp = argc; |
| 172 | *argvp = argv; |
| 173 | |
| 174 | return 0; |
| 175 | } |
| 176 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 177 | static int xfrm_tmpl_parse(struct xfrm_user_tmpl *tmpl, |
| 178 | int *argcp, char ***argvp) |
| 179 | { |
| 180 | int argc = *argcp; |
| 181 | char **argv = *argvp; |
| 182 | char *idp = NULL; |
| 183 | |
| 184 | while (1) { |
| 185 | if (strcmp(*argv, "mode") == 0) { |
| 186 | NEXT_ARG(); |
| 187 | xfrm_mode_parse(&tmpl->mode, &argc, &argv); |
| 188 | } else if (strcmp(*argv, "reqid") == 0) { |
| 189 | NEXT_ARG(); |
| 190 | xfrm_reqid_parse(&tmpl->reqid, &argc, &argv); |
| 191 | } else if (strcmp(*argv, "level") == 0) { |
| 192 | NEXT_ARG(); |
| 193 | |
| 194 | if (strcmp(*argv, "required") == 0) |
| 195 | tmpl->optional = 0; |
| 196 | else if (strcmp(*argv, "use") == 0) |
| 197 | tmpl->optional = 1; |
| 198 | else |
David Ward | e8740e4 | 2013-03-25 04:23:19 +0000 | [diff] [blame] | 199 | invarg("LEVEL value is invalid\n", *argv); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 200 | |
| 201 | } else { |
| 202 | if (idp) { |
| 203 | PREV_ARG(); /* back track */ |
| 204 | break; |
| 205 | } |
| 206 | idp = *argv; |
Alex Badea | e6e0b60 | 2010-01-11 17:24:04 +0200 | [diff] [blame] | 207 | preferred_family = AF_UNSPEC; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 208 | xfrm_id_parse(&tmpl->saddr, &tmpl->id, &tmpl->family, |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 209 | 0, &argc, &argv); |
Alex Badea | e6e0b60 | 2010-01-11 17:24:04 +0200 | [diff] [blame] | 210 | preferred_family = tmpl->family; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 211 | } |
| 212 | |
| 213 | if (!NEXT_ARG_OK()) |
| 214 | break; |
| 215 | |
| 216 | NEXT_ARG(); |
| 217 | } |
| 218 | if (argc == *argcp) |
| 219 | missarg("TMPL"); |
| 220 | |
| 221 | *argcp = argc; |
| 222 | *argvp = argv; |
| 223 | |
| 224 | return 0; |
| 225 | } |
| 226 | |
Joy Latten | e4f054f | 2011-02-02 17:32:18 -0600 | [diff] [blame] | 227 | int xfrm_sctx_parse(char *ctxstr, char *s, |
| 228 | struct xfrm_user_sec_ctx *sctx) |
| 229 | { |
| 230 | int slen; |
| 231 | |
| 232 | slen = strlen(s) + 1; |
| 233 | |
| 234 | sctx->exttype = XFRMA_SEC_CTX; |
| 235 | sctx->ctx_doi = 1; |
| 236 | sctx->ctx_alg = 1; |
| 237 | sctx->ctx_len = slen; |
| 238 | sctx->len = sizeof(struct xfrm_user_sec_ctx) + slen; |
| 239 | memcpy(ctxstr, s, slen); |
| 240 | |
| 241 | return 0; |
| 242 | } |
| 243 | |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 244 | static int xfrm_policy_modify(int cmd, unsigned int flags, int argc, char **argv) |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 245 | { |
| 246 | struct rtnl_handle rth; |
| 247 | struct { |
| 248 | struct nlmsghdr n; |
| 249 | struct xfrm_userpolicy_info xpinfo; |
| 250 | char buf[RTA_BUF_SIZE]; |
| 251 | } req; |
| 252 | char *dirp = NULL; |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 253 | char *selp = NULL; |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 254 | char *ptypep = NULL; |
Joy Latten | e4f054f | 2011-02-02 17:32:18 -0600 | [diff] [blame] | 255 | char *sctxp = NULL; |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 256 | struct xfrm_userpolicy_type upt; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 257 | char tmpls_buf[XFRM_TMPLS_BUF_SIZE]; |
| 258 | int tmpls_len = 0; |
Jamal Hadi Salim | ee675e8 | 2010-02-23 03:15:11 +0000 | [diff] [blame] | 259 | struct xfrm_mark mark = {0, 0}; |
Joy Latten | e4f054f | 2011-02-02 17:32:18 -0600 | [diff] [blame] | 260 | struct { |
| 261 | struct xfrm_user_sec_ctx sctx; |
| 262 | char str[CTX_BUF_SIZE]; |
| 263 | } ctx; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 264 | |
| 265 | memset(&req, 0, sizeof(req)); |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 266 | memset(&upt, 0, sizeof(upt)); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 267 | memset(&tmpls_buf, 0, sizeof(tmpls_buf)); |
Joy Latten | e4f054f | 2011-02-02 17:32:18 -0600 | [diff] [blame] | 268 | memset(&ctx, 0, sizeof(ctx)); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 269 | |
| 270 | req.n.nlmsg_len = NLMSG_LENGTH(sizeof(req.xpinfo)); |
| 271 | req.n.nlmsg_flags = NLM_F_REQUEST|flags; |
| 272 | req.n.nlmsg_type = cmd; |
| 273 | req.xpinfo.sel.family = preferred_family; |
| 274 | |
| 275 | req.xpinfo.lft.soft_byte_limit = XFRM_INF; |
| 276 | req.xpinfo.lft.hard_byte_limit = XFRM_INF; |
| 277 | req.xpinfo.lft.soft_packet_limit = XFRM_INF; |
| 278 | req.xpinfo.lft.hard_packet_limit = XFRM_INF; |
| 279 | |
| 280 | while (argc > 0) { |
| 281 | if (strcmp(*argv, "dir") == 0) { |
| 282 | if (dirp) |
| 283 | duparg("dir", *argv); |
| 284 | dirp = *argv; |
| 285 | |
| 286 | NEXT_ARG(); |
| 287 | xfrm_policy_dir_parse(&req.xpinfo.dir, &argc, &argv); |
Joy Latten | e4f054f | 2011-02-02 17:32:18 -0600 | [diff] [blame] | 288 | } else if (strcmp(*argv, "ctx") == 0) { |
| 289 | char *context; |
| 290 | |
| 291 | if (sctxp) |
| 292 | duparg("ctx", *argv); |
| 293 | sctxp = *argv; |
| 294 | NEXT_ARG(); |
| 295 | context = *argv; |
| 296 | xfrm_sctx_parse((char *)&ctx.str, context, &ctx.sctx); |
Jamal Hadi Salim | ee675e8 | 2010-02-23 03:15:11 +0000 | [diff] [blame] | 297 | } else if (strcmp(*argv, "mark") == 0) { |
| 298 | xfrm_parse_mark(&mark, &argc, &argv); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 299 | } else if (strcmp(*argv, "index") == 0) { |
| 300 | NEXT_ARG(); |
| 301 | if (get_u32(&req.xpinfo.index, *argv, 0)) |
David Ward | e8740e4 | 2013-03-25 04:23:19 +0000 | [diff] [blame] | 302 | invarg("INDEX value is invalid", *argv); |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 303 | } else if (strcmp(*argv, "ptype") == 0) { |
| 304 | if (ptypep) |
| 305 | duparg("ptype", *argv); |
| 306 | ptypep = *argv; |
| 307 | |
| 308 | NEXT_ARG(); |
| 309 | xfrm_policy_ptype_parse(&upt.type, &argc, &argv); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 310 | } else if (strcmp(*argv, "action") == 0) { |
| 311 | NEXT_ARG(); |
| 312 | if (strcmp(*argv, "allow") == 0) |
| 313 | req.xpinfo.action = XFRM_POLICY_ALLOW; |
| 314 | else if (strcmp(*argv, "block") == 0) |
| 315 | req.xpinfo.action = XFRM_POLICY_BLOCK; |
| 316 | else |
David Ward | e8740e4 | 2013-03-25 04:23:19 +0000 | [diff] [blame] | 317 | invarg("ACTION value is invalid\n", *argv); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 318 | } else if (strcmp(*argv, "priority") == 0) { |
| 319 | NEXT_ARG(); |
| 320 | if (get_u32(&req.xpinfo.priority, *argv, 0)) |
David Ward | e8740e4 | 2013-03-25 04:23:19 +0000 | [diff] [blame] | 321 | invarg("PRIORITY value is invalid", *argv); |
Masahide NAKAMURA | c1fa225 | 2007-08-24 11:05:18 +0900 | [diff] [blame] | 322 | } else if (strcmp(*argv, "flag") == 0) { |
| 323 | NEXT_ARG(); |
| 324 | xfrm_policy_flag_parse(&req.xpinfo.flags, &argc, |
| 325 | &argv); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 326 | } else if (strcmp(*argv, "limit") == 0) { |
| 327 | NEXT_ARG(); |
| 328 | xfrm_lifetime_cfg_parse(&req.xpinfo.lft, &argc, &argv); |
| 329 | } else if (strcmp(*argv, "tmpl") == 0) { |
| 330 | struct xfrm_user_tmpl *tmpl; |
| 331 | |
| 332 | if (tmpls_len + sizeof(*tmpl) > sizeof(tmpls_buf)) { |
| 333 | fprintf(stderr, "Too many tmpls: buffer overflow\n"); |
| 334 | exit(1); |
| 335 | } |
| 336 | tmpl = (struct xfrm_user_tmpl *)((char *)tmpls_buf + tmpls_len); |
| 337 | |
| 338 | tmpl->family = preferred_family; |
| 339 | tmpl->aalgos = (~(__u32)0); |
| 340 | tmpl->ealgos = (~(__u32)0); |
| 341 | tmpl->calgos = (~(__u32)0); |
| 342 | |
| 343 | NEXT_ARG(); |
| 344 | xfrm_tmpl_parse(tmpl, &argc, &argv); |
| 345 | |
| 346 | tmpls_len += sizeof(*tmpl); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 347 | } else { |
| 348 | if (selp) |
| 349 | duparg("unknown", *argv); |
| 350 | selp = *argv; |
| 351 | |
| 352 | xfrm_selector_parse(&req.xpinfo.sel, &argc, &argv); |
| 353 | if (preferred_family == AF_UNSPEC) |
| 354 | preferred_family = req.xpinfo.sel.family; |
| 355 | } |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 356 | |
| 357 | argc--; argv++; |
| 358 | } |
| 359 | |
| 360 | if (!dirp) { |
David Ward | e8740e4 | 2013-03-25 04:23:19 +0000 | [diff] [blame] | 361 | fprintf(stderr, "Not enough information: DIR is required.\n"); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 362 | exit(1); |
| 363 | } |
| 364 | |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 365 | if (ptypep) { |
| 366 | addattr_l(&req.n, sizeof(req), XFRMA_POLICY_TYPE, |
| 367 | (void *)&upt, sizeof(upt)); |
| 368 | } |
| 369 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 370 | if (tmpls_len > 0) { |
| 371 | addattr_l(&req.n, sizeof(req), XFRMA_TMPL, |
| 372 | (void *)tmpls_buf, tmpls_len); |
| 373 | } |
| 374 | |
Christophe Gouault | b557416 | 2013-10-08 05:56:54 -0700 | [diff] [blame] | 375 | if (mark.m) { |
Jamal Hadi Salim | ee675e8 | 2010-02-23 03:15:11 +0000 | [diff] [blame] | 376 | int r = addattr_l(&req.n, sizeof(req.buf), XFRMA_MARK, |
| 377 | (void *)&mark, sizeof(mark)); |
| 378 | if (r < 0) { |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 379 | fprintf(stderr, "%s: XFRMA_MARK failed\n", __func__); |
Jamal Hadi Salim | ee675e8 | 2010-02-23 03:15:11 +0000 | [diff] [blame] | 380 | exit(1); |
| 381 | } |
| 382 | } |
| 383 | |
Joy Latten | e4f054f | 2011-02-02 17:32:18 -0600 | [diff] [blame] | 384 | if (sctxp) { |
| 385 | addattr_l(&req.n, sizeof(req), XFRMA_SEC_CTX, |
| 386 | (void *)&ctx, ctx.sctx.len); |
| 387 | } |
Jamal Hadi Salim | ee675e8 | 2010-02-23 03:15:11 +0000 | [diff] [blame] | 388 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 389 | if (rtnl_open_byproto(&rth, 0, NETLINK_XFRM) < 0) |
| 390 | exit(1); |
| 391 | |
| 392 | if (req.xpinfo.sel.family == AF_UNSPEC) |
| 393 | req.xpinfo.sel.family = AF_INET; |
| 394 | |
Stephen Hemminger | c079e12 | 2015-05-27 12:26:14 -0700 | [diff] [blame] | 395 | if (rtnl_talk(&rth, &req.n, NULL, 0) < 0) |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 396 | exit(2); |
| 397 | |
| 398 | rtnl_close(&rth); |
| 399 | |
| 400 | return 0; |
| 401 | } |
| 402 | |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 403 | static int xfrm_policy_filter_match(struct xfrm_userpolicy_info *xpinfo, |
| 404 | __u8 ptype) |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 405 | { |
| 406 | if (!filter.use) |
| 407 | return 1; |
| 408 | |
| 409 | if ((xpinfo->dir^filter.xpinfo.dir)&filter.dir_mask) |
| 410 | return 0; |
| 411 | |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 412 | if ((ptype^filter.ptype)&filter.ptype_mask) |
| 413 | return 0; |
| 414 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 415 | if (filter.sel_src_mask) { |
net[shemminger]!shemminger | eaa34ee | 2005-01-17 23:29:39 +0000 | [diff] [blame] | 416 | if (xfrm_addr_match(&xpinfo->sel.saddr, &filter.xpinfo.sel.saddr, |
| 417 | filter.sel_src_mask)) |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 418 | return 0; |
| 419 | } |
| 420 | |
| 421 | if (filter.sel_dst_mask) { |
net[shemminger]!shemminger | eaa34ee | 2005-01-17 23:29:39 +0000 | [diff] [blame] | 422 | if (xfrm_addr_match(&xpinfo->sel.daddr, &filter.xpinfo.sel.daddr, |
| 423 | filter.sel_dst_mask)) |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 424 | return 0; |
| 425 | } |
| 426 | |
| 427 | if ((xpinfo->sel.ifindex^filter.xpinfo.sel.ifindex)&filter.sel_dev_mask) |
| 428 | return 0; |
| 429 | |
| 430 | if ((xpinfo->sel.proto^filter.xpinfo.sel.proto)&filter.upspec_proto_mask) |
| 431 | return 0; |
| 432 | |
| 433 | if (filter.upspec_sport_mask) { |
| 434 | if ((xpinfo->sel.sport^filter.xpinfo.sel.sport)&filter.upspec_sport_mask) |
| 435 | return 0; |
| 436 | } |
| 437 | |
| 438 | if (filter.upspec_dport_mask) { |
| 439 | if ((xpinfo->sel.dport^filter.xpinfo.sel.dport)&filter.upspec_dport_mask) |
| 440 | return 0; |
| 441 | } |
| 442 | |
| 443 | if ((xpinfo->index^filter.xpinfo.index)&filter.index_mask) |
| 444 | return 0; |
| 445 | |
| 446 | if ((xpinfo->action^filter.xpinfo.action)&filter.action_mask) |
| 447 | return 0; |
| 448 | |
| 449 | if ((xpinfo->priority^filter.xpinfo.priority)&filter.priority_mask) |
| 450 | return 0; |
| 451 | |
Masahide NAKAMURA | c1fa225 | 2007-08-24 11:05:18 +0900 | [diff] [blame] | 452 | if (filter.policy_flags_mask) |
| 453 | if ((xpinfo->flags & filter.xpinfo.flags) == 0) |
| 454 | return 0; |
| 455 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 456 | return 1; |
| 457 | } |
| 458 | |
linux-ipv6.org!nakam | 56e8ad3 | 2005-03-22 16:13:21 +0000 | [diff] [blame] | 459 | int xfrm_policy_print(const struct sockaddr_nl *who, struct nlmsghdr *n, |
| 460 | void *arg) |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 461 | { |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 462 | struct rtattr *tb[XFRMA_MAX+1]; |
| 463 | struct rtattr *rta; |
shemminger | c595c79 | 2005-11-01 23:03:03 +0000 | [diff] [blame] | 464 | struct xfrm_userpolicy_info *xpinfo = NULL; |
| 465 | struct xfrm_user_polexpire *xpexp = NULL; |
| 466 | struct xfrm_userpolicy_id *xpid = NULL; |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 467 | __u8 ptype = XFRM_POLICY_TYPE_MAIN; |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 468 | FILE *fp = (FILE *)arg; |
shemminger | c595c79 | 2005-11-01 23:03:03 +0000 | [diff] [blame] | 469 | int len = n->nlmsg_len; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 470 | |
| 471 | if (n->nlmsg_type != XFRM_MSG_NEWPOLICY && |
shemminger | 90f9302 | 2005-06-07 21:55:55 +0000 | [diff] [blame] | 472 | n->nlmsg_type != XFRM_MSG_DELPOLICY && |
shemminger | 669ae74 | 2005-11-07 18:39:30 +0000 | [diff] [blame] | 473 | n->nlmsg_type != XFRM_MSG_UPDPOLICY && |
shemminger | 90f9302 | 2005-06-07 21:55:55 +0000 | [diff] [blame] | 474 | n->nlmsg_type != XFRM_MSG_POLEXPIRE) { |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 475 | fprintf(stderr, "Not a policy: %08x %08x %08x\n", |
| 476 | n->nlmsg_len, n->nlmsg_type, n->nlmsg_flags); |
| 477 | return 0; |
| 478 | } |
| 479 | |
shemminger | 669ae74 | 2005-11-07 18:39:30 +0000 | [diff] [blame] | 480 | if (n->nlmsg_type == XFRM_MSG_DELPOLICY) { |
shemminger | c595c79 | 2005-11-01 23:03:03 +0000 | [diff] [blame] | 481 | xpid = NLMSG_DATA(n); |
Andy Gay | af1b6a4 | 2006-08-10 20:25:40 -0400 | [diff] [blame] | 482 | len -= NLMSG_SPACE(sizeof(*xpid)); |
shemminger | 669ae74 | 2005-11-07 18:39:30 +0000 | [diff] [blame] | 483 | } else if (n->nlmsg_type == XFRM_MSG_POLEXPIRE) { |
| 484 | xpexp = NLMSG_DATA(n); |
| 485 | xpinfo = &xpexp->pol; |
Andy Gay | af1b6a4 | 2006-08-10 20:25:40 -0400 | [diff] [blame] | 486 | len -= NLMSG_SPACE(sizeof(*xpexp)); |
shemminger | 90f9302 | 2005-06-07 21:55:55 +0000 | [diff] [blame] | 487 | } else { |
| 488 | xpexp = NULL; |
| 489 | xpinfo = NLMSG_DATA(n); |
Andy Gay | af1b6a4 | 2006-08-10 20:25:40 -0400 | [diff] [blame] | 490 | len -= NLMSG_SPACE(sizeof(*xpinfo)); |
shemminger | 90f9302 | 2005-06-07 21:55:55 +0000 | [diff] [blame] | 491 | } |
| 492 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 493 | if (len < 0) { |
| 494 | fprintf(stderr, "BUG: wrong nlmsg len %d\n", len); |
| 495 | return -1; |
| 496 | } |
| 497 | |
shemminger | 669ae74 | 2005-11-07 18:39:30 +0000 | [diff] [blame] | 498 | if (n->nlmsg_type == XFRM_MSG_DELPOLICY) |
| 499 | rta = XFRMPID_RTA(xpid); |
| 500 | else if (n->nlmsg_type == XFRM_MSG_POLEXPIRE) |
shemminger | 90f9302 | 2005-06-07 21:55:55 +0000 | [diff] [blame] | 501 | rta = XFRMPEXP_RTA(xpexp); |
| 502 | else |
| 503 | rta = XFRMP_RTA(xpinfo); |
| 504 | |
| 505 | parse_rtattr(tb, XFRMA_MAX, rta, len); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 506 | |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 507 | if (tb[XFRMA_POLICY_TYPE]) { |
| 508 | struct xfrm_userpolicy_type *upt; |
| 509 | |
| 510 | if (RTA_PAYLOAD(tb[XFRMA_POLICY_TYPE]) < sizeof(*upt)) { |
| 511 | fprintf(stderr, "too short XFRMA_POLICY_TYPE len\n"); |
| 512 | return -1; |
| 513 | } |
| 514 | upt = (struct xfrm_userpolicy_type *)RTA_DATA(tb[XFRMA_POLICY_TYPE]); |
| 515 | ptype = upt->type; |
| 516 | } |
| 517 | |
| 518 | if (xpinfo && !xfrm_policy_filter_match(xpinfo, ptype)) |
| 519 | return 0; |
| 520 | |
| 521 | if (n->nlmsg_type == XFRM_MSG_DELPOLICY) |
| 522 | fprintf(fp, "Deleted "); |
| 523 | else if (n->nlmsg_type == XFRM_MSG_UPDPOLICY) |
| 524 | fprintf(fp, "Updated "); |
| 525 | else if (n->nlmsg_type == XFRM_MSG_POLEXPIRE) |
| 526 | fprintf(fp, "Expired "); |
| 527 | |
shemminger | c595c79 | 2005-11-01 23:03:03 +0000 | [diff] [blame] | 528 | if (n->nlmsg_type == XFRM_MSG_DELPOLICY) { |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 529 | /* xfrm_policy_id_print(); */ |
shemminger | 669ae74 | 2005-11-07 18:39:30 +0000 | [diff] [blame] | 530 | if (!tb[XFRMA_POLICY]) { |
| 531 | fprintf(stderr, "Buggy XFRM_MSG_DELPOLICY: no XFRMA_POLICY\n"); |
| 532 | return -1; |
shemminger | c595c79 | 2005-11-01 23:03:03 +0000 | [diff] [blame] | 533 | } |
shemminger | 669ae74 | 2005-11-07 18:39:30 +0000 | [diff] [blame] | 534 | if (RTA_PAYLOAD(tb[XFRMA_POLICY]) < sizeof(*xpinfo)) { |
| 535 | fprintf(stderr, "Buggy XFRM_MSG_DELPOLICY: too short XFRMA_POLICY len\n"); |
| 536 | return -1; |
| 537 | } |
| 538 | xpinfo = (struct xfrm_userpolicy_info *)RTA_DATA(tb[XFRMA_POLICY]); |
| 539 | } |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 540 | |
linux-ipv6.org!nakam | 56e8ad3 | 2005-03-22 16:13:21 +0000 | [diff] [blame] | 541 | xfrm_policy_info_print(xpinfo, tb, fp, NULL, NULL); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 542 | |
shemminger | 90f9302 | 2005-06-07 21:55:55 +0000 | [diff] [blame] | 543 | if (n->nlmsg_type == XFRM_MSG_POLEXPIRE) { |
| 544 | fprintf(fp, "\t"); |
| 545 | fprintf(fp, "hard %u", xpexp->hard); |
| 546 | fprintf(fp, "%s", _SL_); |
| 547 | } |
| 548 | |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 549 | if (oneline) |
| 550 | fprintf(fp, "\n"); |
shemminger | 669ae74 | 2005-11-07 18:39:30 +0000 | [diff] [blame] | 551 | fflush(fp); |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 552 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 553 | return 0; |
| 554 | } |
| 555 | |
| 556 | static int xfrm_policy_get_or_delete(int argc, char **argv, int delete, |
Stephen Hemminger | c079e12 | 2015-05-27 12:26:14 -0700 | [diff] [blame] | 557 | void *res_nlbuf, size_t res_size) |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 558 | { |
| 559 | struct rtnl_handle rth; |
| 560 | struct { |
| 561 | struct nlmsghdr n; |
| 562 | struct xfrm_userpolicy_id xpid; |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 563 | char buf[RTA_BUF_SIZE]; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 564 | } req; |
| 565 | char *dirp = NULL; |
| 566 | char *selp = NULL; |
| 567 | char *indexp = NULL; |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 568 | char *ptypep = NULL; |
Joy Latten | e4f054f | 2011-02-02 17:32:18 -0600 | [diff] [blame] | 569 | char *sctxp = NULL; |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 570 | struct xfrm_userpolicy_type upt; |
Jamal Hadi Salim | ee675e8 | 2010-02-23 03:15:11 +0000 | [diff] [blame] | 571 | struct xfrm_mark mark = {0, 0}; |
Joy Latten | e4f054f | 2011-02-02 17:32:18 -0600 | [diff] [blame] | 572 | struct { |
| 573 | struct xfrm_user_sec_ctx sctx; |
| 574 | char str[CTX_BUF_SIZE]; |
| 575 | } ctx; |
| 576 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 577 | |
| 578 | memset(&req, 0, sizeof(req)); |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 579 | memset(&upt, 0, sizeof(upt)); |
Joy Latten | e4f054f | 2011-02-02 17:32:18 -0600 | [diff] [blame] | 580 | memset(&ctx, 0, sizeof(ctx)); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 581 | |
| 582 | req.n.nlmsg_len = NLMSG_LENGTH(sizeof(req.xpid)); |
| 583 | req.n.nlmsg_flags = NLM_F_REQUEST; |
| 584 | req.n.nlmsg_type = delete ? XFRM_MSG_DELPOLICY : XFRM_MSG_GETPOLICY; |
| 585 | |
| 586 | while (argc > 0) { |
| 587 | if (strcmp(*argv, "dir") == 0) { |
| 588 | if (dirp) |
| 589 | duparg("dir", *argv); |
| 590 | dirp = *argv; |
| 591 | |
| 592 | NEXT_ARG(); |
| 593 | xfrm_policy_dir_parse(&req.xpid.dir, &argc, &argv); |
| 594 | |
Joy Latten | e4f054f | 2011-02-02 17:32:18 -0600 | [diff] [blame] | 595 | } else if (strcmp(*argv, "ctx") == 0) { |
| 596 | char *context; |
| 597 | |
| 598 | if (sctxp) |
| 599 | duparg("ctx", *argv); |
| 600 | sctxp = *argv; |
| 601 | NEXT_ARG(); |
| 602 | context = *argv; |
| 603 | xfrm_sctx_parse((char *)&ctx.str, context, &ctx.sctx); |
Jamal Hadi Salim | ee675e8 | 2010-02-23 03:15:11 +0000 | [diff] [blame] | 604 | } else if (strcmp(*argv, "mark") == 0) { |
| 605 | xfrm_parse_mark(&mark, &argc, &argv); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 606 | } else if (strcmp(*argv, "index") == 0) { |
| 607 | if (indexp) |
| 608 | duparg("index", *argv); |
| 609 | indexp = *argv; |
| 610 | |
| 611 | NEXT_ARG(); |
| 612 | if (get_u32(&req.xpid.index, *argv, 0)) |
David Ward | e8740e4 | 2013-03-25 04:23:19 +0000 | [diff] [blame] | 613 | invarg("INDEX value is invalid", *argv); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 614 | |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 615 | } else if (strcmp(*argv, "ptype") == 0) { |
| 616 | if (ptypep) |
| 617 | duparg("ptype", *argv); |
| 618 | ptypep = *argv; |
| 619 | |
| 620 | NEXT_ARG(); |
| 621 | xfrm_policy_ptype_parse(&upt.type, &argc, &argv); |
| 622 | |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 623 | } else { |
| 624 | if (selp) |
| 625 | invarg("unknown", *argv); |
| 626 | selp = *argv; |
| 627 | |
| 628 | xfrm_selector_parse(&req.xpid.sel, &argc, &argv); |
| 629 | if (preferred_family == AF_UNSPEC) |
| 630 | preferred_family = req.xpid.sel.family; |
| 631 | |
| 632 | } |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 633 | |
| 634 | argc--; argv++; |
| 635 | } |
| 636 | |
| 637 | if (!dirp) { |
David Ward | e8740e4 | 2013-03-25 04:23:19 +0000 | [diff] [blame] | 638 | fprintf(stderr, "Not enough information: DIR is required.\n"); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 639 | exit(1); |
| 640 | } |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 641 | if (ptypep) { |
| 642 | addattr_l(&req.n, sizeof(req), XFRMA_POLICY_TYPE, |
| 643 | (void *)&upt, sizeof(upt)); |
| 644 | } |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 645 | if (!selp && !indexp) { |
David Ward | e8740e4 | 2013-03-25 04:23:19 +0000 | [diff] [blame] | 646 | fprintf(stderr, "Not enough information: either SELECTOR or INDEX is required.\n"); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 647 | exit(1); |
| 648 | } |
| 649 | if (selp && indexp) |
| 650 | duparg2("SELECTOR", "INDEX"); |
| 651 | |
| 652 | if (rtnl_open_byproto(&rth, 0, NETLINK_XFRM) < 0) |
| 653 | exit(1); |
| 654 | |
| 655 | if (req.xpid.sel.family == AF_UNSPEC) |
| 656 | req.xpid.sel.family = AF_INET; |
| 657 | |
Jamal Hadi Salim | ee675e8 | 2010-02-23 03:15:11 +0000 | [diff] [blame] | 658 | if (mark.m & mark.v) { |
| 659 | int r = addattr_l(&req.n, sizeof(req.buf), XFRMA_MARK, |
| 660 | (void *)&mark, sizeof(mark)); |
| 661 | if (r < 0) { |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 662 | fprintf(stderr, "%s: XFRMA_MARK failed\n", __func__); |
Jamal Hadi Salim | ee675e8 | 2010-02-23 03:15:11 +0000 | [diff] [blame] | 663 | exit(1); |
| 664 | } |
| 665 | } |
| 666 | |
Joy Latten | e4f054f | 2011-02-02 17:32:18 -0600 | [diff] [blame] | 667 | if (sctxp) { |
| 668 | addattr_l(&req.n, sizeof(req), XFRMA_SEC_CTX, |
| 669 | (void *)&ctx, ctx.sctx.len); |
| 670 | } |
| 671 | |
Stephen Hemminger | c079e12 | 2015-05-27 12:26:14 -0700 | [diff] [blame] | 672 | if (rtnl_talk(&rth, &req.n, res_nlbuf, res_size) < 0) |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 673 | exit(2); |
| 674 | |
| 675 | rtnl_close(&rth); |
| 676 | |
| 677 | return 0; |
| 678 | } |
| 679 | |
| 680 | static int xfrm_policy_delete(int argc, char **argv) |
| 681 | { |
Stephen Hemminger | c079e12 | 2015-05-27 12:26:14 -0700 | [diff] [blame] | 682 | return xfrm_policy_get_or_delete(argc, argv, 1, NULL, 0); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 683 | } |
| 684 | |
| 685 | static int xfrm_policy_get(int argc, char **argv) |
| 686 | { |
| 687 | char buf[NLMSG_BUF_SIZE]; |
| 688 | struct nlmsghdr *n = (struct nlmsghdr *)buf; |
| 689 | |
| 690 | memset(buf, 0, sizeof(buf)); |
| 691 | |
Stephen Hemminger | c079e12 | 2015-05-27 12:26:14 -0700 | [diff] [blame] | 692 | xfrm_policy_get_or_delete(argc, argv, 0, n, sizeof(buf)); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 693 | |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 694 | if (xfrm_policy_print(NULL, n, (void *)stdout) < 0) { |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 695 | fprintf(stderr, "An error :-)\n"); |
| 696 | exit(1); |
| 697 | } |
| 698 | |
| 699 | return 0; |
| 700 | } |
| 701 | |
| 702 | /* |
| 703 | * With an existing policy of nlmsg, make new nlmsg for deleting the policy |
| 704 | * and store it to buffer. |
| 705 | */ |
osdl.net!shemminger | 6dc9f01 | 2004-08-31 17:45:21 +0000 | [diff] [blame] | 706 | static int xfrm_policy_keep(const struct sockaddr_nl *who, |
osdl.net!shemminger | 50772dc | 2004-12-07 21:48:29 +0000 | [diff] [blame] | 707 | struct nlmsghdr *n, |
osdl.net!shemminger | 6dc9f01 | 2004-08-31 17:45:21 +0000 | [diff] [blame] | 708 | void *arg) |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 709 | { |
| 710 | struct xfrm_buffer *xb = (struct xfrm_buffer *)arg; |
| 711 | struct rtnl_handle *rth = xb->rth; |
| 712 | struct xfrm_userpolicy_info *xpinfo = NLMSG_DATA(n); |
| 713 | int len = n->nlmsg_len; |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 714 | struct rtattr *tb[XFRMA_MAX+1]; |
| 715 | __u8 ptype = XFRM_POLICY_TYPE_MAIN; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 716 | struct nlmsghdr *new_n; |
| 717 | struct xfrm_userpolicy_id *xpid; |
| 718 | |
| 719 | if (n->nlmsg_type != XFRM_MSG_NEWPOLICY) { |
| 720 | fprintf(stderr, "Not a policy: %08x %08x %08x\n", |
| 721 | n->nlmsg_len, n->nlmsg_type, n->nlmsg_flags); |
| 722 | return 0; |
| 723 | } |
| 724 | |
| 725 | len -= NLMSG_LENGTH(sizeof(*xpinfo)); |
| 726 | if (len < 0) { |
| 727 | fprintf(stderr, "BUG: wrong nlmsg len %d\n", len); |
| 728 | return -1; |
| 729 | } |
| 730 | |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 731 | parse_rtattr(tb, XFRMA_MAX, XFRMP_RTA(xpinfo), len); |
| 732 | |
| 733 | if (tb[XFRMA_POLICY_TYPE]) { |
| 734 | struct xfrm_userpolicy_type *upt; |
| 735 | |
| 736 | if (RTA_PAYLOAD(tb[XFRMA_POLICY_TYPE]) < sizeof(*upt)) { |
| 737 | fprintf(stderr, "too short XFRMA_POLICY_TYPE len\n"); |
| 738 | return -1; |
| 739 | } |
| 740 | upt = (struct xfrm_userpolicy_type *)RTA_DATA(tb[XFRMA_POLICY_TYPE]); |
| 741 | ptype = upt->type; |
| 742 | } |
| 743 | |
| 744 | if (!xfrm_policy_filter_match(xpinfo, ptype)) |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 745 | return 0; |
| 746 | |
| 747 | if (xb->offset > xb->size) { |
shemminger | 9bec1a4 | 2005-06-07 21:58:25 +0000 | [diff] [blame] | 748 | fprintf(stderr, "Policy buffer overflow\n"); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 749 | return -1; |
| 750 | } |
| 751 | |
| 752 | new_n = (struct nlmsghdr *)(xb->buf + xb->offset); |
| 753 | new_n->nlmsg_len = NLMSG_LENGTH(sizeof(*xpid)); |
| 754 | new_n->nlmsg_flags = NLM_F_REQUEST; |
| 755 | new_n->nlmsg_type = XFRM_MSG_DELPOLICY; |
| 756 | new_n->nlmsg_seq = ++rth->seq; |
| 757 | |
| 758 | xpid = NLMSG_DATA(new_n); |
| 759 | memcpy(&xpid->sel, &xpinfo->sel, sizeof(xpid->sel)); |
| 760 | xpid->dir = xpinfo->dir; |
| 761 | xpid->index = xpinfo->index; |
| 762 | |
| 763 | xb->offset += new_n->nlmsg_len; |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 764 | xb->nlmsg_count++; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 765 | |
| 766 | return 0; |
| 767 | } |
| 768 | |
shemminger | 9bec1a4 | 2005-06-07 21:58:25 +0000 | [diff] [blame] | 769 | static int xfrm_policy_list_or_deleteall(int argc, char **argv, int deleteall) |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 770 | { |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 771 | char *selp = NULL; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 772 | struct rtnl_handle rth; |
| 773 | |
| 774 | if (argc > 0) |
| 775 | filter.use = 1; |
| 776 | filter.xpinfo.sel.family = preferred_family; |
| 777 | |
| 778 | while (argc > 0) { |
| 779 | if (strcmp(*argv, "dir") == 0) { |
| 780 | NEXT_ARG(); |
| 781 | xfrm_policy_dir_parse(&filter.xpinfo.dir, &argc, &argv); |
| 782 | |
| 783 | filter.dir_mask = XFRM_FILTER_MASK_FULL; |
| 784 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 785 | } else if (strcmp(*argv, "index") == 0) { |
| 786 | NEXT_ARG(); |
| 787 | if (get_u32(&filter.xpinfo.index, *argv, 0)) |
David Ward | e8740e4 | 2013-03-25 04:23:19 +0000 | [diff] [blame] | 788 | invarg("INDEX value is invalid", *argv); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 789 | |
| 790 | filter.index_mask = XFRM_FILTER_MASK_FULL; |
| 791 | |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 792 | } else if (strcmp(*argv, "ptype") == 0) { |
| 793 | NEXT_ARG(); |
| 794 | xfrm_policy_ptype_parse(&filter.ptype, &argc, &argv); |
| 795 | |
| 796 | filter.ptype_mask = XFRM_FILTER_MASK_FULL; |
| 797 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 798 | } else if (strcmp(*argv, "action") == 0) { |
| 799 | NEXT_ARG(); |
| 800 | if (strcmp(*argv, "allow") == 0) |
| 801 | filter.xpinfo.action = XFRM_POLICY_ALLOW; |
| 802 | else if (strcmp(*argv, "block") == 0) |
| 803 | filter.xpinfo.action = XFRM_POLICY_BLOCK; |
| 804 | else |
David Ward | e8740e4 | 2013-03-25 04:23:19 +0000 | [diff] [blame] | 805 | invarg("ACTION value is invalid\n", *argv); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 806 | |
| 807 | filter.action_mask = XFRM_FILTER_MASK_FULL; |
| 808 | |
| 809 | } else if (strcmp(*argv, "priority") == 0) { |
| 810 | NEXT_ARG(); |
| 811 | if (get_u32(&filter.xpinfo.priority, *argv, 0)) |
David Ward | e8740e4 | 2013-03-25 04:23:19 +0000 | [diff] [blame] | 812 | invarg("PRIORITY value is invalid", *argv); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 813 | |
| 814 | filter.priority_mask = XFRM_FILTER_MASK_FULL; |
| 815 | |
Masahide NAKAMURA | c1fa225 | 2007-08-24 11:05:18 +0900 | [diff] [blame] | 816 | } else if (strcmp(*argv, "flag") == 0) { |
| 817 | NEXT_ARG(); |
| 818 | xfrm_policy_flag_parse(&filter.xpinfo.flags, &argc, |
| 819 | &argv); |
| 820 | |
| 821 | filter.policy_flags_mask = XFRM_FILTER_MASK_FULL; |
| 822 | |
net[shemminger]!shemminger | 7809c61 | 2004-08-11 23:41:38 +0000 | [diff] [blame] | 823 | } else { |
| 824 | if (selp) |
| 825 | invarg("unknown", *argv); |
| 826 | selp = *argv; |
| 827 | |
| 828 | xfrm_selector_parse(&filter.xpinfo.sel, &argc, &argv); |
| 829 | if (preferred_family == AF_UNSPEC) |
| 830 | preferred_family = filter.xpinfo.sel.family; |
| 831 | |
| 832 | } |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 833 | |
| 834 | argc--; argv++; |
| 835 | } |
| 836 | |
| 837 | if (rtnl_open_byproto(&rth, 0, NETLINK_XFRM) < 0) |
| 838 | exit(1); |
| 839 | |
shemminger | 9bec1a4 | 2005-06-07 21:58:25 +0000 | [diff] [blame] | 840 | if (deleteall) { |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 841 | struct xfrm_buffer xb; |
shemminger | 9bec1a4 | 2005-06-07 21:58:25 +0000 | [diff] [blame] | 842 | char buf[NLMSG_DELETEALL_BUF_SIZE]; |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 843 | int i; |
| 844 | |
| 845 | xb.buf = buf; |
| 846 | xb.size = sizeof(buf); |
| 847 | xb.rth = &rth; |
| 848 | |
| 849 | for (i = 0; ; i++) { |
Nicolas Dichtel | 782cf01 | 2015-04-15 14:00:53 +0200 | [diff] [blame] | 850 | struct { |
| 851 | struct nlmsghdr n; |
| 852 | char buf[NLMSG_BUF_SIZE]; |
| 853 | } req = { |
| 854 | .n.nlmsg_len = NLMSG_HDRLEN, |
| 855 | .n.nlmsg_flags = NLM_F_DUMP | NLM_F_REQUEST, |
| 856 | .n.nlmsg_type = XFRM_MSG_GETPOLICY, |
| 857 | .n.nlmsg_seq = rth.dump = ++rth.seq, |
| 858 | }; |
| 859 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 860 | xb.offset = 0; |
| 861 | xb.nlmsg_count = 0; |
| 862 | |
| 863 | if (show_stats > 1) |
shemminger | 9bec1a4 | 2005-06-07 21:58:25 +0000 | [diff] [blame] | 864 | fprintf(stderr, "Delete-all round = %d\n", i); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 865 | |
Nicolas Dichtel | 782cf01 | 2015-04-15 14:00:53 +0200 | [diff] [blame] | 866 | if (rtnl_send(&rth, (void *)&req, req.n.nlmsg_len) < 0) { |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 867 | perror("Cannot send dump request"); |
| 868 | exit(1); |
| 869 | } |
| 870 | |
Stephen Hemminger | cd70f3f | 2011-12-28 10:37:12 -0800 | [diff] [blame] | 871 | if (rtnl_dump_filter(&rth, xfrm_policy_keep, &xb) < 0) { |
shemminger | 9bec1a4 | 2005-06-07 21:58:25 +0000 | [diff] [blame] | 872 | fprintf(stderr, "Delete-all terminated\n"); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 873 | exit(1); |
| 874 | } |
| 875 | if (xb.nlmsg_count == 0) { |
| 876 | if (show_stats > 1) |
shemminger | 9bec1a4 | 2005-06-07 21:58:25 +0000 | [diff] [blame] | 877 | fprintf(stderr, "Delete-all completed\n"); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 878 | break; |
| 879 | } |
| 880 | |
Stephen Hemminger | f31a37f | 2008-01-31 21:38:58 -0800 | [diff] [blame] | 881 | if (rtnl_send_check(&rth, xb.buf, xb.offset) < 0) { |
Stephen Hemminger | 1fb0a99 | 2008-01-26 11:08:31 -0800 | [diff] [blame] | 882 | perror("Failed to send delete-all request"); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 883 | exit(1); |
| 884 | } |
| 885 | if (show_stats > 1) |
shemminger | 9bec1a4 | 2005-06-07 21:58:25 +0000 | [diff] [blame] | 886 | fprintf(stderr, "Delete-all nlmsg count = %d\n", xb.nlmsg_count); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 887 | |
| 888 | xb.offset = 0; |
| 889 | xb.nlmsg_count = 0; |
| 890 | } |
| 891 | } else { |
Nicolas Dichtel | 782cf01 | 2015-04-15 14:00:53 +0200 | [diff] [blame] | 892 | struct { |
| 893 | struct nlmsghdr n; |
| 894 | char buf[NLMSG_BUF_SIZE]; |
| 895 | } req = { |
| 896 | .n.nlmsg_len = NLMSG_HDRLEN, |
| 897 | .n.nlmsg_flags = NLM_F_DUMP | NLM_F_REQUEST, |
| 898 | .n.nlmsg_type = XFRM_MSG_GETPOLICY, |
| 899 | .n.nlmsg_seq = rth.dump = ++rth.seq, |
| 900 | }; |
| 901 | |
| 902 | if (rtnl_send(&rth, (void *)&req, req.n.nlmsg_len) < 0) { |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 903 | perror("Cannot send dump request"); |
| 904 | exit(1); |
| 905 | } |
| 906 | |
Stephen Hemminger | cd70f3f | 2011-12-28 10:37:12 -0800 | [diff] [blame] | 907 | if (rtnl_dump_filter(&rth, xfrm_policy_print, stdout) < 0) { |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 908 | fprintf(stderr, "Dump terminated\n"); |
| 909 | exit(1); |
| 910 | } |
| 911 | } |
| 912 | |
| 913 | rtnl_close(&rth); |
| 914 | |
| 915 | exit(0); |
| 916 | } |
| 917 | |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 918 | static int print_spdinfo(struct nlmsghdr *n, void *arg) |
jamal | f90c4f4 | 2007-05-03 19:20:29 -0400 | [diff] [blame] | 919 | { |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 920 | FILE *fp = (FILE *)arg; |
jamal | f90c4f4 | 2007-05-03 19:20:29 -0400 | [diff] [blame] | 921 | __u32 *f = NLMSG_DATA(n); |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 922 | struct rtattr *tb[XFRMA_SPD_MAX+1]; |
| 923 | struct rtattr *rta; |
jamal | f90c4f4 | 2007-05-03 19:20:29 -0400 | [diff] [blame] | 924 | |
| 925 | int len = n->nlmsg_len; |
| 926 | |
| 927 | len -= NLMSG_LENGTH(sizeof(__u32)); |
| 928 | if (len < 0) { |
| 929 | fprintf(stderr, "SPDinfo: Wrong len %d\n", len); |
| 930 | return -1; |
| 931 | } |
| 932 | |
| 933 | rta = XFRMSAPD_RTA(f); |
| 934 | parse_rtattr(tb, XFRMA_SPD_MAX, rta, len); |
| 935 | |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 936 | fprintf(fp, "\t SPD"); |
Stephen Hemminger | bdf9e86 | 2007-06-19 16:24:08 -0700 | [diff] [blame] | 937 | if (tb[XFRMA_SPD_INFO]) { |
| 938 | struct xfrmu_spdinfo *si; |
| 939 | |
| 940 | if (RTA_PAYLOAD(tb[XFRMA_SPD_INFO]) < sizeof(*si)) { |
jamal | f90c4f4 | 2007-05-03 19:20:29 -0400 | [diff] [blame] | 941 | fprintf(stderr, "SPDinfo: Wrong len %d\n", len); |
| 942 | return -1; |
| 943 | } |
Stephen Hemminger | bdf9e86 | 2007-06-19 16:24:08 -0700 | [diff] [blame] | 944 | si = RTA_DATA(tb[XFRMA_SPD_INFO]); |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 945 | fprintf(fp, " IN %d", si->incnt); |
| 946 | fprintf(fp, " OUT %d", si->outcnt); |
| 947 | fprintf(fp, " FWD %d", si->fwdcnt); |
jamal | f90c4f4 | 2007-05-03 19:20:29 -0400 | [diff] [blame] | 948 | |
| 949 | if (show_stats) { |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 950 | fprintf(fp, " (Sock:"); |
| 951 | fprintf(fp, " IN %d", si->inscnt); |
| 952 | fprintf(fp, " OUT %d", si->outscnt); |
| 953 | fprintf(fp, " FWD %d", si->fwdscnt); |
| 954 | fprintf(fp, ")"); |
jamal | f90c4f4 | 2007-05-03 19:20:29 -0400 | [diff] [blame] | 955 | } |
| 956 | |
Christophe Gouault | 025fa9d | 2015-04-09 17:39:32 +0200 | [diff] [blame] | 957 | fprintf(fp, "%s", _SL_); |
jamal | f90c4f4 | 2007-05-03 19:20:29 -0400 | [diff] [blame] | 958 | } |
| 959 | if (show_stats > 1) { |
Stephen Hemminger | bdf9e86 | 2007-06-19 16:24:08 -0700 | [diff] [blame] | 960 | struct xfrmu_spdhinfo *sh; |
| 961 | |
| 962 | if (tb[XFRMA_SPD_HINFO]) { |
| 963 | if (RTA_PAYLOAD(tb[XFRMA_SPD_HINFO]) < sizeof(*sh)) { |
jamal | f90c4f4 | 2007-05-03 19:20:29 -0400 | [diff] [blame] | 964 | fprintf(stderr, "SPDinfo: Wrong len %d\n", len); |
| 965 | return -1; |
| 966 | } |
Stephen Hemminger | bdf9e86 | 2007-06-19 16:24:08 -0700 | [diff] [blame] | 967 | sh = RTA_DATA(tb[XFRMA_SPD_HINFO]); |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 968 | fprintf(fp, "\t SPD buckets:"); |
| 969 | fprintf(fp, " count %d", sh->spdhcnt); |
| 970 | fprintf(fp, " Max %d", sh->spdhmcnt); |
Christophe Gouault | 025fa9d | 2015-04-09 17:39:32 +0200 | [diff] [blame] | 971 | fprintf(fp, "%s", _SL_); |
| 972 | } |
| 973 | if (tb[XFRMA_SPD_IPV4_HTHRESH]) { |
| 974 | struct xfrmu_spdhthresh *th; |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 975 | |
Christophe Gouault | 025fa9d | 2015-04-09 17:39:32 +0200 | [diff] [blame] | 976 | if (RTA_PAYLOAD(tb[XFRMA_SPD_IPV4_HTHRESH]) < sizeof(*th)) { |
| 977 | fprintf(stderr, "SPDinfo: Wrong len %d\n", len); |
| 978 | return -1; |
| 979 | } |
| 980 | th = RTA_DATA(tb[XFRMA_SPD_IPV4_HTHRESH]); |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 981 | fprintf(fp, "\t SPD IPv4 thresholds:"); |
| 982 | fprintf(fp, " local %d", th->lbits); |
| 983 | fprintf(fp, " remote %d", th->rbits); |
Christophe Gouault | 025fa9d | 2015-04-09 17:39:32 +0200 | [diff] [blame] | 984 | fprintf(fp, "%s", _SL_); |
| 985 | |
| 986 | } |
| 987 | if (tb[XFRMA_SPD_IPV6_HTHRESH]) { |
| 988 | struct xfrmu_spdhthresh *th; |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 989 | |
Christophe Gouault | 025fa9d | 2015-04-09 17:39:32 +0200 | [diff] [blame] | 990 | if (RTA_PAYLOAD(tb[XFRMA_SPD_IPV6_HTHRESH]) < sizeof(*th)) { |
| 991 | fprintf(stderr, "SPDinfo: Wrong len %d\n", len); |
| 992 | return -1; |
| 993 | } |
| 994 | th = RTA_DATA(tb[XFRMA_SPD_IPV6_HTHRESH]); |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 995 | fprintf(fp, "\t SPD IPv6 thresholds:"); |
| 996 | fprintf(fp, " local %d", th->lbits); |
| 997 | fprintf(fp, " remote %d", th->rbits); |
Christophe Gouault | 025fa9d | 2015-04-09 17:39:32 +0200 | [diff] [blame] | 998 | fprintf(fp, "%s", _SL_); |
jamal | f90c4f4 | 2007-05-03 19:20:29 -0400 | [diff] [blame] | 999 | } |
| 1000 | } |
Christophe Gouault | 025fa9d | 2015-04-09 17:39:32 +0200 | [diff] [blame] | 1001 | |
| 1002 | if (oneline) |
| 1003 | fprintf(fp, "\n"); |
jamal | f90c4f4 | 2007-05-03 19:20:29 -0400 | [diff] [blame] | 1004 | |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 1005 | return 0; |
jamal | f90c4f4 | 2007-05-03 19:20:29 -0400 | [diff] [blame] | 1006 | } |
| 1007 | |
Christophe Gouault | 025fa9d | 2015-04-09 17:39:32 +0200 | [diff] [blame] | 1008 | static int xfrm_spd_setinfo(int argc, char **argv) |
| 1009 | { |
| 1010 | struct rtnl_handle rth; |
| 1011 | struct { |
| 1012 | struct nlmsghdr n; |
| 1013 | __u32 flags; |
| 1014 | char buf[RTA_BUF_SIZE]; |
| 1015 | } req; |
| 1016 | |
| 1017 | char *thr4 = NULL; |
| 1018 | char *thr6 = NULL; |
| 1019 | |
| 1020 | memset(&req, 0, sizeof(req)); |
| 1021 | |
| 1022 | req.n.nlmsg_len = NLMSG_LENGTH(sizeof(__u32)); |
| 1023 | req.n.nlmsg_flags = NLM_F_REQUEST; |
| 1024 | req.n.nlmsg_type = XFRM_MSG_NEWSPDINFO; |
| 1025 | req.flags = 0XFFFFFFFF; |
| 1026 | |
| 1027 | while (argc > 0) { |
| 1028 | if (strcmp(*argv, "hthresh4") == 0) { |
| 1029 | struct xfrmu_spdhthresh thr; |
| 1030 | |
| 1031 | if (thr4) |
| 1032 | duparg("hthresh4", *argv); |
| 1033 | thr4 = *argv; |
| 1034 | NEXT_ARG(); |
| 1035 | if (get_u8(&thr.lbits, *argv, 0) || thr.lbits > 32) |
| 1036 | invarg("hthresh4 LBITS value is invalid", *argv); |
| 1037 | NEXT_ARG(); |
| 1038 | if (get_u8(&thr.rbits, *argv, 0) || thr.rbits > 32) |
| 1039 | invarg("hthresh4 RBITS value is invalid", *argv); |
| 1040 | |
| 1041 | addattr_l(&req.n, sizeof(req), XFRMA_SPD_IPV4_HTHRESH, |
| 1042 | (void *)&thr, sizeof(thr)); |
| 1043 | } else if (strcmp(*argv, "hthresh6") == 0) { |
| 1044 | struct xfrmu_spdhthresh thr; |
| 1045 | |
| 1046 | if (thr6) |
| 1047 | duparg("hthresh6", *argv); |
| 1048 | thr6 = *argv; |
| 1049 | NEXT_ARG(); |
| 1050 | if (get_u8(&thr.lbits, *argv, 0) || thr.lbits > 128) |
| 1051 | invarg("hthresh6 LBITS value is invalid", *argv); |
| 1052 | NEXT_ARG(); |
| 1053 | if (get_u8(&thr.rbits, *argv, 0) || thr.rbits > 128) |
| 1054 | invarg("hthresh6 RBITS value is invalid", *argv); |
| 1055 | |
| 1056 | addattr_l(&req.n, sizeof(req), XFRMA_SPD_IPV6_HTHRESH, |
| 1057 | (void *)&thr, sizeof(thr)); |
| 1058 | } else { |
| 1059 | invarg("unknown", *argv); |
| 1060 | } |
| 1061 | |
| 1062 | argc--; argv++; |
| 1063 | } |
| 1064 | |
| 1065 | if (rtnl_open_byproto(&rth, 0, NETLINK_XFRM) < 0) |
| 1066 | exit(1); |
| 1067 | |
Stephen Hemminger | c079e12 | 2015-05-27 12:26:14 -0700 | [diff] [blame] | 1068 | if (rtnl_talk(&rth, &req.n, NULL, 0) < 0) |
Christophe Gouault | 025fa9d | 2015-04-09 17:39:32 +0200 | [diff] [blame] | 1069 | exit(2); |
| 1070 | |
| 1071 | rtnl_close(&rth); |
| 1072 | |
| 1073 | return 0; |
| 1074 | } |
| 1075 | |
jamal | f90c4f4 | 2007-05-03 19:20:29 -0400 | [diff] [blame] | 1076 | static int xfrm_spd_getinfo(int argc, char **argv) |
| 1077 | { |
| 1078 | struct rtnl_handle rth; |
| 1079 | struct { |
| 1080 | struct nlmsghdr n; |
| 1081 | __u32 flags; |
Stephen Hemminger | 4806867 | 2014-02-17 10:56:31 -0800 | [diff] [blame] | 1082 | char ans[128]; |
jamal | f90c4f4 | 2007-05-03 19:20:29 -0400 | [diff] [blame] | 1083 | } req; |
| 1084 | |
| 1085 | memset(&req, 0, sizeof(req)); |
| 1086 | |
| 1087 | req.n.nlmsg_len = NLMSG_LENGTH(sizeof(__u32)); |
| 1088 | req.n.nlmsg_flags = NLM_F_REQUEST; |
| 1089 | req.n.nlmsg_type = XFRM_MSG_GETSPDINFO; |
| 1090 | req.flags = 0XFFFFFFFF; |
| 1091 | |
| 1092 | if (rtnl_open_byproto(&rth, 0, NETLINK_XFRM) < 0) |
| 1093 | exit(1); |
| 1094 | |
Stephen Hemminger | c079e12 | 2015-05-27 12:26:14 -0700 | [diff] [blame] | 1095 | if (rtnl_talk(&rth, &req.n, &req.n, sizeof(req)) < 0) |
jamal | f90c4f4 | 2007-05-03 19:20:29 -0400 | [diff] [blame] | 1096 | exit(2); |
| 1097 | |
Stephen Hemminger | 56f5daa | 2016-03-21 11:52:19 -0700 | [diff] [blame] | 1098 | print_spdinfo(&req.n, (void *)stdout); |
jamal | f90c4f4 | 2007-05-03 19:20:29 -0400 | [diff] [blame] | 1099 | |
| 1100 | rtnl_close(&rth); |
| 1101 | |
| 1102 | return 0; |
| 1103 | } |
| 1104 | |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 1105 | static int xfrm_policy_flush(int argc, char **argv) |
org[shemminger]!nakam | bd641cd | 2004-09-28 18:38:35 +0000 | [diff] [blame] | 1106 | { |
| 1107 | struct rtnl_handle rth; |
| 1108 | struct { |
| 1109 | struct nlmsghdr n; |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 1110 | char buf[RTA_BUF_SIZE]; |
org[shemminger]!nakam | bd641cd | 2004-09-28 18:38:35 +0000 | [diff] [blame] | 1111 | } req; |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 1112 | char *ptypep = NULL; |
| 1113 | struct xfrm_userpolicy_type upt; |
org[shemminger]!nakam | bd641cd | 2004-09-28 18:38:35 +0000 | [diff] [blame] | 1114 | |
| 1115 | memset(&req, 0, sizeof(req)); |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 1116 | memset(&upt, 0, sizeof(upt)); |
org[shemminger]!nakam | bd641cd | 2004-09-28 18:38:35 +0000 | [diff] [blame] | 1117 | |
| 1118 | req.n.nlmsg_len = NLMSG_LENGTH(0); /* nlmsg data is nothing */ |
| 1119 | req.n.nlmsg_flags = NLM_F_REQUEST; |
| 1120 | req.n.nlmsg_type = XFRM_MSG_FLUSHPOLICY; |
| 1121 | |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 1122 | while (argc > 0) { |
| 1123 | if (strcmp(*argv, "ptype") == 0) { |
| 1124 | if (ptypep) |
| 1125 | duparg("ptype", *argv); |
| 1126 | ptypep = *argv; |
| 1127 | |
| 1128 | NEXT_ARG(); |
| 1129 | xfrm_policy_ptype_parse(&upt.type, &argc, &argv); |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 1130 | } else |
| 1131 | invarg("unknown", *argv); |
| 1132 | |
| 1133 | argc--; argv++; |
| 1134 | } |
| 1135 | |
| 1136 | if (ptypep) { |
| 1137 | addattr_l(&req.n, sizeof(req), XFRMA_POLICY_TYPE, |
| 1138 | (void *)&upt, sizeof(upt)); |
| 1139 | } |
| 1140 | |
org[shemminger]!nakam | bd641cd | 2004-09-28 18:38:35 +0000 | [diff] [blame] | 1141 | if (rtnl_open_byproto(&rth, 0, NETLINK_XFRM) < 0) |
| 1142 | exit(1); |
| 1143 | |
| 1144 | if (show_stats > 1) |
shemminger | 9bec1a4 | 2005-06-07 21:58:25 +0000 | [diff] [blame] | 1145 | fprintf(stderr, "Flush policy\n"); |
org[shemminger]!nakam | bd641cd | 2004-09-28 18:38:35 +0000 | [diff] [blame] | 1146 | |
Stephen Hemminger | c079e12 | 2015-05-27 12:26:14 -0700 | [diff] [blame] | 1147 | if (rtnl_talk(&rth, &req.n, NULL, 0) < 0) |
org[shemminger]!nakam | bd641cd | 2004-09-28 18:38:35 +0000 | [diff] [blame] | 1148 | exit(2); |
| 1149 | |
| 1150 | rtnl_close(&rth); |
| 1151 | |
| 1152 | return 0; |
| 1153 | } |
| 1154 | |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 1155 | int do_xfrm_policy(int argc, char **argv) |
| 1156 | { |
| 1157 | if (argc < 1) |
shemminger | 9bec1a4 | 2005-06-07 21:58:25 +0000 | [diff] [blame] | 1158 | return xfrm_policy_list_or_deleteall(0, NULL, 0); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 1159 | |
| 1160 | if (matches(*argv, "add") == 0) |
| 1161 | return xfrm_policy_modify(XFRM_MSG_NEWPOLICY, 0, |
| 1162 | argc-1, argv+1); |
| 1163 | if (matches(*argv, "update") == 0) |
| 1164 | return xfrm_policy_modify(XFRM_MSG_UPDPOLICY, 0, |
| 1165 | argc-1, argv+1); |
shemminger | 9bec1a4 | 2005-06-07 21:58:25 +0000 | [diff] [blame] | 1166 | if (matches(*argv, "delete") == 0) |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 1167 | return xfrm_policy_delete(argc-1, argv+1); |
shemminger | 9bec1a4 | 2005-06-07 21:58:25 +0000 | [diff] [blame] | 1168 | if (matches(*argv, "deleteall") == 0 || matches(*argv, "delall") == 0) |
| 1169 | return xfrm_policy_list_or_deleteall(argc-1, argv+1, 1); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 1170 | if (matches(*argv, "list") == 0 || matches(*argv, "show") == 0 |
| 1171 | || matches(*argv, "lst") == 0) |
shemminger | 9bec1a4 | 2005-06-07 21:58:25 +0000 | [diff] [blame] | 1172 | return xfrm_policy_list_or_deleteall(argc-1, argv+1, 0); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 1173 | if (matches(*argv, "get") == 0) |
| 1174 | return xfrm_policy_get(argc-1, argv+1); |
shemminger | 9bec1a4 | 2005-06-07 21:58:25 +0000 | [diff] [blame] | 1175 | if (matches(*argv, "flush") == 0) |
Masahide NAKAMURA | 972938e | 2006-12-05 19:15:38 +0900 | [diff] [blame] | 1176 | return xfrm_policy_flush(argc-1, argv+1); |
jamal | f90c4f4 | 2007-05-03 19:20:29 -0400 | [diff] [blame] | 1177 | if (matches(*argv, "count") == 0) |
| 1178 | return xfrm_spd_getinfo(argc, argv); |
Christophe Gouault | 025fa9d | 2015-04-09 17:39:32 +0200 | [diff] [blame] | 1179 | if (matches(*argv, "set") == 0) |
| 1180 | return xfrm_spd_setinfo(argc-1, argv+1); |
net[shemminger]!shemminger | c769987 | 2004-07-07 17:05:56 +0000 | [diff] [blame] | 1181 | if (matches(*argv, "help") == 0) |
| 1182 | usage(); |
| 1183 | fprintf(stderr, "Command \"%s\" is unknown, try \"ip xfrm policy help\".\n", *argv); |
| 1184 | exit(-1); |
| 1185 | } |