/*
* Copyright (C)2004 USAGI/WIDE Project
- *
+ *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
- *
+ *
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
+ *
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses>.
*/
/*
* based on iproute.c
#include "xfrm.h"
#include "ip_common.h"
-//#define NLMSG_FLUSH_BUF_SIZE (4096-512)
-#define NLMSG_FLUSH_BUF_SIZE 8192
+//#define NLMSG_DELETEALL_BUF_SIZE (4096-512)
+#define NLMSG_DELETEALL_BUF_SIZE 8192
/*
* Receiving buffer defines:
#define NLMSG_BUF_SIZE 4096
#define RTA_BUF_SIZE 2048
#define XFRM_TMPLS_BUF_SIZE 1024
+#define CTX_BUF_SIZE 256
static void usage(void) __attribute__((noreturn));
static void usage(void)
{
- fprintf(stderr, "Usage: ip xfrm policy { add | update } dir DIR SELECTOR [ index INDEX ] \n");
- fprintf(stderr, " [ action ACTION ] [ priority PRIORITY ] [ LIMIT-LIST ] [ TMPL-LIST ]\n");
- fprintf(stderr, "Usage: ip xfrm policy { delete | get } dir DIR [ SELECTOR | index INDEX ]\n");
- fprintf(stderr, "Usage: ip xfrm policy { flush | list } [ dir DIR ] [ SELECTOR ]\n");
- fprintf(stderr, " [ index INDEX ] [ action ACTION ] [ priority PRIORITY ]\n");
- fprintf(stderr, "DIR := [ in | out | fwd ]\n");
-
- fprintf(stderr, "SELECTOR := src ADDR[/PLEN] dst ADDR[/PLEN] [ UPSPEC ] [ dev DEV ]\n");
-
- fprintf(stderr, "UPSPEC := proto PROTO [ [ sport PORT ] [ dport PORT ] |\n");
- fprintf(stderr, " [ type NUMBER ] [ code NUMBER ] ]\n");
-
- //fprintf(stderr, "DEV - device name(default=none)\n");
-
- fprintf(stderr, "ACTION := [ allow | block ](default=allow)\n");
-
- //fprintf(stderr, "PRIORITY - priority value(default=0)\n");
-
- fprintf(stderr, "LIMIT-LIST := [ LIMIT-LIST ] | [ limit LIMIT ]\n");
- fprintf(stderr, "LIMIT := [ [time-soft|time-hard|time-use-soft|time-use-hard] SECONDS ] |\n");
- fprintf(stderr, " [ [byte-soft|byte-hard] SIZE ] | [ [packet-soft|packet-hard] NUMBER ]\n");
-
- fprintf(stderr, "TMPL-LIST := [ TMPL-LIST ] | [ tmpl TMPL ]\n");
+ fprintf(stderr, "Usage: ip xfrm policy { add | update } SELECTOR dir DIR [ ctx CTX ]\n");
+ fprintf(stderr, " [ mark MARK [ mask MASK ] ] [ index INDEX ] [ ptype PTYPE ]\n");
+ fprintf(stderr, " [ action ACTION ] [ priority PRIORITY ] [ flag FLAG-LIST ]\n");
+ fprintf(stderr, " [ LIMIT-LIST ] [ TMPL-LIST ]\n");
+ fprintf(stderr, "Usage: ip xfrm policy { delete | get } { SELECTOR | index INDEX } dir DIR\n");
+ fprintf(stderr, " [ ctx CTX ] [ mark MARK [ mask MASK ] ] [ ptype PTYPE ]\n");
+ fprintf(stderr, "Usage: ip xfrm policy { deleteall | list } [ SELECTOR ] [ dir DIR ]\n");
+ fprintf(stderr, " [ index INDEX ] [ ptype PTYPE ] [ action ACTION ] [ priority PRIORITY ]\n");
+ fprintf(stderr, " [ flag FLAG-LIST ]\n");
+ fprintf(stderr, "Usage: ip xfrm policy flush [ ptype PTYPE ]\n");
+ fprintf(stderr, "Usage: ip xfrm policy count\n");
+ fprintf(stderr, "Usage: ip xfrm policy set [ hthresh4 LBITS RBITS ] [ hthresh6 LBITS RBITS ]\n");
+ fprintf(stderr, "SELECTOR := [ src ADDR[/PLEN] ] [ dst ADDR[/PLEN] ] [ dev DEV ] [ UPSPEC ]\n");
+ fprintf(stderr, "UPSPEC := proto { { ");
+ fprintf(stderr, "%s | ", strxf_proto(IPPROTO_TCP));
+ fprintf(stderr, "%s | ", strxf_proto(IPPROTO_UDP));
+ fprintf(stderr, "%s | ", strxf_proto(IPPROTO_SCTP));
+ fprintf(stderr, "%s", strxf_proto(IPPROTO_DCCP));
+ fprintf(stderr, " } [ sport PORT ] [ dport PORT ] |\n");
+ fprintf(stderr, " { ");
+ fprintf(stderr, "%s | ", strxf_proto(IPPROTO_ICMP));
+ fprintf(stderr, "%s | ", strxf_proto(IPPROTO_ICMPV6));
+ fprintf(stderr, "%s", strxf_proto(IPPROTO_MH));
+ fprintf(stderr, " } [ type NUMBER ] [ code NUMBER ] |\n");
+ fprintf(stderr, " %s", strxf_proto(IPPROTO_GRE));
+ fprintf(stderr, " [ key { DOTTED-QUAD | NUMBER } ] | PROTO }\n");
+ fprintf(stderr, "DIR := in | out | fwd\n");
+ fprintf(stderr, "PTYPE := main | sub\n");
+ fprintf(stderr, "ACTION := allow | block\n");
+ fprintf(stderr, "FLAG-LIST := [ FLAG-LIST ] FLAG\n");
+ fprintf(stderr, "FLAG := localok | icmp\n");
+ fprintf(stderr, "LIMIT-LIST := [ LIMIT-LIST ] limit LIMIT\n");
+ fprintf(stderr, "LIMIT := { time-soft | time-hard | time-use-soft | time-use-hard } SECONDS |\n");
+ fprintf(stderr, " { byte-soft | byte-hard } SIZE | { packet-soft | packet-hard } COUNT\n");
+ fprintf(stderr, "TMPL-LIST := [ TMPL-LIST ] tmpl TMPL\n");
fprintf(stderr, "TMPL := ID [ mode MODE ] [ reqid REQID ] [ level LEVEL ]\n");
- fprintf(stderr, "ID := [ src ADDR ] [ dst ADDR ] [ proto XFRM_PROTO ] [ spi SPI ]\n");
-
- //fprintf(stderr, "XFRM_PROTO := [ esp | ah | comp ]\n");
- fprintf(stderr, "XFRM_PROTO := [ ");
+ fprintf(stderr, "ID := [ src ADDR ] [ dst ADDR ] [ proto XFRM-PROTO ] [ spi SPI ]\n");
+ fprintf(stderr, "XFRM-PROTO := ");
fprintf(stderr, "%s | ", strxf_xfrmproto(IPPROTO_ESP));
fprintf(stderr, "%s | ", strxf_xfrmproto(IPPROTO_AH));
- fprintf(stderr, "%s", strxf_xfrmproto(IPPROTO_COMP));
- fprintf(stderr, " ]\n");
-
- fprintf(stderr, "MODE := [ transport | tunnel ](default=transport)\n");
- //fprintf(stderr, "REQID - number(default=0)\n");
- fprintf(stderr, "LEVEL := [ required | use ](default=required)\n");
+ fprintf(stderr, "%s | ", strxf_xfrmproto(IPPROTO_COMP));
+ fprintf(stderr, "%s | ", strxf_xfrmproto(IPPROTO_ROUTING));
+ fprintf(stderr, "%s\n", strxf_xfrmproto(IPPROTO_DSTOPTS));
+ fprintf(stderr, "MODE := transport | tunnel | beet | ro | in_trigger\n");
+ fprintf(stderr, "LEVEL := required | use\n");
exit(-1);
}
else if (strcmp(*argv, "fwd") == 0)
*dir = XFRM_POLICY_FWD;
else
- invarg("\"DIR\" is invalid", *argv);
+ invarg("DIR value is invalid", *argv);
+
+ *argcp = argc;
+ *argvp = argv;
+
+ return 0;
+}
+
+static int xfrm_policy_ptype_parse(__u8 *ptype, int *argcp, char ***argvp)
+{
+ int argc = *argcp;
+ char **argv = *argvp;
+
+ if (strcmp(*argv, "main") == 0)
+ *ptype = XFRM_POLICY_TYPE_MAIN;
+ else if (strcmp(*argv, "sub") == 0)
+ *ptype = XFRM_POLICY_TYPE_SUB;
+ else
+ invarg("PTYPE value is invalid", *argv);
+
+ *argcp = argc;
+ *argvp = argv;
+
+ return 0;
+}
+
+static int xfrm_policy_flag_parse(__u8 *flags, int *argcp, char ***argvp)
+{
+ int argc = *argcp;
+ char **argv = *argvp;
+ int len = strlen(*argv);
+
+ if (len > 2 && strncmp(*argv, "0x", 2) == 0) {
+ __u8 val = 0;
+
+ if (get_u8(&val, *argv, 16))
+ invarg("FLAG value is invalid", *argv);
+ *flags = val;
+ } else {
+ while (1) {
+ if (strcmp(*argv, "localok") == 0)
+ *flags |= XFRM_POLICY_LOCALOK;
+ else if (strcmp(*argv, "icmp") == 0)
+ *flags |= XFRM_POLICY_ICMP;
+ else {
+ PREV_ARG(); /* back track */
+ break;
+ }
+
+ if (!NEXT_ARG_OK())
+ break;
+ NEXT_ARG();
+ }
+ }
*argcp = argc;
*argvp = argv;
else if (strcmp(*argv, "use") == 0)
tmpl->optional = 1;
else
- invarg("\"LEVEL\" is invalid\n", *argv);
+ invarg("LEVEL value is invalid\n", *argv);
} else {
if (idp) {
break;
}
idp = *argv;
+ preferred_family = AF_UNSPEC;
xfrm_id_parse(&tmpl->saddr, &tmpl->id, &tmpl->family,
0, &argc, &argv);
- if (preferred_family == AF_UNSPEC)
- preferred_family = tmpl->family;
+ preferred_family = tmpl->family;
}
if (!NEXT_ARG_OK())
return 0;
}
+int xfrm_sctx_parse(char *ctxstr, char *s,
+ struct xfrm_user_sec_ctx *sctx)
+{
+ int slen;
+
+ slen = strlen(s) + 1;
+
+ sctx->exttype = XFRMA_SEC_CTX;
+ sctx->ctx_doi = 1;
+ sctx->ctx_alg = 1;
+ sctx->ctx_len = slen;
+ sctx->len = sizeof(struct xfrm_user_sec_ctx) + slen;
+ memcpy(ctxstr, s, slen);
+
+ return 0;
+}
+
static int xfrm_policy_modify(int cmd, unsigned flags, int argc, char **argv)
{
struct rtnl_handle rth;
} req;
char *dirp = NULL;
char *selp = NULL;
+ char *ptypep = NULL;
+ char *sctxp = NULL;
+ struct xfrm_userpolicy_type upt;
char tmpls_buf[XFRM_TMPLS_BUF_SIZE];
int tmpls_len = 0;
+ struct xfrm_mark mark = {0, 0};
+ struct {
+ struct xfrm_user_sec_ctx sctx;
+ char str[CTX_BUF_SIZE];
+ } ctx;
memset(&req, 0, sizeof(req));
+ memset(&upt, 0, sizeof(upt));
memset(&tmpls_buf, 0, sizeof(tmpls_buf));
+ memset(&ctx, 0, sizeof(ctx));
req.n.nlmsg_len = NLMSG_LENGTH(sizeof(req.xpinfo));
req.n.nlmsg_flags = NLM_F_REQUEST|flags;
NEXT_ARG();
xfrm_policy_dir_parse(&req.xpinfo.dir, &argc, &argv);
+ } else if (strcmp(*argv, "ctx") == 0) {
+ char *context;
- filter.dir_mask = XFRM_FILTER_MASK_FULL;
-
+ if (sctxp)
+ duparg("ctx", *argv);
+ sctxp = *argv;
+ NEXT_ARG();
+ context = *argv;
+ xfrm_sctx_parse((char *)&ctx.str, context, &ctx.sctx);
+ } else if (strcmp(*argv, "mark") == 0) {
+ xfrm_parse_mark(&mark, &argc, &argv);
} else if (strcmp(*argv, "index") == 0) {
NEXT_ARG();
if (get_u32(&req.xpinfo.index, *argv, 0))
- invarg("\"INDEX\" is invalid", *argv);
-
- filter.index_mask = XFRM_FILTER_MASK_FULL;
+ invarg("INDEX value is invalid", *argv);
+ } else if (strcmp(*argv, "ptype") == 0) {
+ if (ptypep)
+ duparg("ptype", *argv);
+ ptypep = *argv;
+ NEXT_ARG();
+ xfrm_policy_ptype_parse(&upt.type, &argc, &argv);
} else if (strcmp(*argv, "action") == 0) {
NEXT_ARG();
if (strcmp(*argv, "allow") == 0)
else if (strcmp(*argv, "block") == 0)
req.xpinfo.action = XFRM_POLICY_BLOCK;
else
- invarg("\"action\" value is invalid\n", *argv);
-
- filter.action_mask = XFRM_FILTER_MASK_FULL;
-
+ invarg("ACTION value is invalid\n", *argv);
} else if (strcmp(*argv, "priority") == 0) {
NEXT_ARG();
if (get_u32(&req.xpinfo.priority, *argv, 0))
- invarg("\"PRIORITY\" is invalid", *argv);
-
- filter.priority_mask = XFRM_FILTER_MASK_FULL;
-
+ invarg("PRIORITY value is invalid", *argv);
+ } else if (strcmp(*argv, "flag") == 0) {
+ NEXT_ARG();
+ xfrm_policy_flag_parse(&req.xpinfo.flags, &argc,
+ &argv);
} else if (strcmp(*argv, "limit") == 0) {
NEXT_ARG();
xfrm_lifetime_cfg_parse(&req.xpinfo.lft, &argc, &argv);
}
if (!dirp) {
- fprintf(stderr, "Not enough information: \"DIR\" is required.\n");
+ fprintf(stderr, "Not enough information: DIR is required.\n");
exit(1);
}
+ if (ptypep) {
+ addattr_l(&req.n, sizeof(req), XFRMA_POLICY_TYPE,
+ (void *)&upt, sizeof(upt));
+ }
+
if (tmpls_len > 0) {
addattr_l(&req.n, sizeof(req), XFRMA_TMPL,
(void *)tmpls_buf, tmpls_len);
}
+ if (mark.m) {
+ int r = addattr_l(&req.n, sizeof(req.buf), XFRMA_MARK,
+ (void *)&mark, sizeof(mark));
+ if (r < 0) {
+ fprintf(stderr, "%s: XFRMA_MARK failed\n",__func__);
+ exit(1);
+ }
+ }
+
+ if (sctxp) {
+ addattr_l(&req.n, sizeof(req), XFRMA_SEC_CTX,
+ (void *)&ctx, ctx.sctx.len);
+ }
+
if (rtnl_open_byproto(&rth, 0, NETLINK_XFRM) < 0)
exit(1);
if (req.xpinfo.sel.family == AF_UNSPEC)
req.xpinfo.sel.family = AF_INET;
- if (rtnl_talk(&rth, &req.n, 0, 0, NULL, NULL, NULL) < 0)
+ if (rtnl_talk(&rth, &req.n, NULL, 0) < 0)
exit(2);
rtnl_close(&rth);
return 0;
}
-static int xfrm_policy_filter_match(struct xfrm_userpolicy_info *xpinfo)
+static int xfrm_policy_filter_match(struct xfrm_userpolicy_info *xpinfo,
+ __u8 ptype)
{
if (!filter.use)
return 1;
if ((xpinfo->dir^filter.xpinfo.dir)&filter.dir_mask)
return 0;
+ if ((ptype^filter.ptype)&filter.ptype_mask)
+ return 0;
+
if (filter.sel_src_mask) {
if (xfrm_addr_match(&xpinfo->sel.saddr, &filter.xpinfo.sel.saddr,
filter.sel_src_mask))
if ((xpinfo->priority^filter.xpinfo.priority)&filter.priority_mask)
return 0;
+ if (filter.policy_flags_mask)
+ if ((xpinfo->flags & filter.xpinfo.flags) == 0)
+ return 0;
+
return 1;
}
int xfrm_policy_print(const struct sockaddr_nl *who, struct nlmsghdr *n,
void *arg)
{
- FILE *fp = (FILE*)arg;
- struct xfrm_userpolicy_info *xpinfo;
- struct xfrm_user_polexpire *xpexp;
- int len = n->nlmsg_len;
struct rtattr * tb[XFRMA_MAX+1];
struct rtattr * rta;
+ struct xfrm_userpolicy_info *xpinfo = NULL;
+ struct xfrm_user_polexpire *xpexp = NULL;
+ struct xfrm_userpolicy_id *xpid = NULL;
+ __u8 ptype = XFRM_POLICY_TYPE_MAIN;
+ FILE *fp = (FILE*)arg;
+ int len = n->nlmsg_len;
if (n->nlmsg_type != XFRM_MSG_NEWPOLICY &&
n->nlmsg_type != XFRM_MSG_DELPOLICY &&
+ n->nlmsg_type != XFRM_MSG_UPDPOLICY &&
n->nlmsg_type != XFRM_MSG_POLEXPIRE) {
fprintf(stderr, "Not a policy: %08x %08x %08x\n",
n->nlmsg_len, n->nlmsg_type, n->nlmsg_flags);
return 0;
}
- if (n->nlmsg_type == XFRM_MSG_POLEXPIRE) {
+ if (n->nlmsg_type == XFRM_MSG_DELPOLICY) {
+ xpid = NLMSG_DATA(n);
+ len -= NLMSG_SPACE(sizeof(*xpid));
+ } else if (n->nlmsg_type == XFRM_MSG_POLEXPIRE) {
xpexp = NLMSG_DATA(n);
xpinfo = &xpexp->pol;
-
- len -= NLMSG_LENGTH(sizeof(*xpexp));
+ len -= NLMSG_SPACE(sizeof(*xpexp));
} else {
xpexp = NULL;
xpinfo = NLMSG_DATA(n);
-
- len -= NLMSG_LENGTH(sizeof(*xpinfo));
+ len -= NLMSG_SPACE(sizeof(*xpinfo));
}
if (len < 0) {
return -1;
}
- if (!xfrm_policy_filter_match(xpinfo))
- return 0;
-
- if (n->nlmsg_type == XFRM_MSG_POLEXPIRE)
+ if (n->nlmsg_type == XFRM_MSG_DELPOLICY)
+ rta = XFRMPID_RTA(xpid);
+ else if (n->nlmsg_type == XFRM_MSG_POLEXPIRE)
rta = XFRMPEXP_RTA(xpexp);
else
rta = XFRMP_RTA(xpinfo);
parse_rtattr(tb, XFRMA_MAX, rta, len);
+ if (tb[XFRMA_POLICY_TYPE]) {
+ struct xfrm_userpolicy_type *upt;
+
+ if (RTA_PAYLOAD(tb[XFRMA_POLICY_TYPE]) < sizeof(*upt)) {
+ fprintf(stderr, "too short XFRMA_POLICY_TYPE len\n");
+ return -1;
+ }
+ upt = (struct xfrm_userpolicy_type *)RTA_DATA(tb[XFRMA_POLICY_TYPE]);
+ ptype = upt->type;
+ }
+
+ if (xpinfo && !xfrm_policy_filter_match(xpinfo, ptype))
+ return 0;
+
if (n->nlmsg_type == XFRM_MSG_DELPOLICY)
fprintf(fp, "Deleted ");
+ else if (n->nlmsg_type == XFRM_MSG_UPDPOLICY)
+ fprintf(fp, "Updated ");
else if (n->nlmsg_type == XFRM_MSG_POLEXPIRE)
fprintf(fp, "Expired ");
+ if (n->nlmsg_type == XFRM_MSG_DELPOLICY) {
+ //xfrm_policy_id_print();
+ if (!tb[XFRMA_POLICY]) {
+ fprintf(stderr, "Buggy XFRM_MSG_DELPOLICY: no XFRMA_POLICY\n");
+ return -1;
+ }
+ if (RTA_PAYLOAD(tb[XFRMA_POLICY]) < sizeof(*xpinfo)) {
+ fprintf(stderr, "Buggy XFRM_MSG_DELPOLICY: too short XFRMA_POLICY len\n");
+ return -1;
+ }
+ xpinfo = (struct xfrm_userpolicy_info *)RTA_DATA(tb[XFRMA_POLICY]);
+ }
+
xfrm_policy_info_print(xpinfo, tb, fp, NULL, NULL);
if (n->nlmsg_type == XFRM_MSG_POLEXPIRE) {
if (oneline)
fprintf(fp, "\n");
+ fflush(fp);
return 0;
}
static int xfrm_policy_get_or_delete(int argc, char **argv, int delete,
- void *res_nlbuf)
+ void *res_nlbuf, size_t res_size)
{
struct rtnl_handle rth;
struct {
struct nlmsghdr n;
struct xfrm_userpolicy_id xpid;
+ char buf[RTA_BUF_SIZE];
} req;
char *dirp = NULL;
char *selp = NULL;
char *indexp = NULL;
+ char *ptypep = NULL;
+ char *sctxp = NULL;
+ struct xfrm_userpolicy_type upt;
+ struct xfrm_mark mark = {0, 0};
+ struct {
+ struct xfrm_user_sec_ctx sctx;
+ char str[CTX_BUF_SIZE];
+ } ctx;
+
memset(&req, 0, sizeof(req));
+ memset(&upt, 0, sizeof(upt));
+ memset(&ctx, 0, sizeof(ctx));
req.n.nlmsg_len = NLMSG_LENGTH(sizeof(req.xpid));
req.n.nlmsg_flags = NLM_F_REQUEST;
NEXT_ARG();
xfrm_policy_dir_parse(&req.xpid.dir, &argc, &argv);
+ } else if (strcmp(*argv, "ctx") == 0) {
+ char *context;
+
+ if (sctxp)
+ duparg("ctx", *argv);
+ sctxp = *argv;
+ NEXT_ARG();
+ context = *argv;
+ xfrm_sctx_parse((char *)&ctx.str, context, &ctx.sctx);
+ } else if (strcmp(*argv, "mark") == 0) {
+ xfrm_parse_mark(&mark, &argc, &argv);
} else if (strcmp(*argv, "index") == 0) {
if (indexp)
duparg("index", *argv);
NEXT_ARG();
if (get_u32(&req.xpid.index, *argv, 0))
- invarg("\"INDEX\" is invalid", *argv);
+ invarg("INDEX value is invalid", *argv);
+
+ } else if (strcmp(*argv, "ptype") == 0) {
+ if (ptypep)
+ duparg("ptype", *argv);
+ ptypep = *argv;
+
+ NEXT_ARG();
+ xfrm_policy_ptype_parse(&upt.type, &argc, &argv);
} else {
if (selp)
}
if (!dirp) {
- fprintf(stderr, "Not enough information: \"DIR\" is required.\n");
+ fprintf(stderr, "Not enough information: DIR is required.\n");
exit(1);
}
+ if (ptypep) {
+ addattr_l(&req.n, sizeof(req), XFRMA_POLICY_TYPE,
+ (void *)&upt, sizeof(upt));
+ }
if (!selp && !indexp) {
- fprintf(stderr, "Not enough information: either \"SELECTOR\" or \"INDEX\" is required.\n");
+ fprintf(stderr, "Not enough information: either SELECTOR or INDEX is required.\n");
exit(1);
}
if (selp && indexp)
if (req.xpid.sel.family == AF_UNSPEC)
req.xpid.sel.family = AF_INET;
- if (rtnl_talk(&rth, &req.n, 0, 0, res_nlbuf, NULL, NULL) < 0)
+ if (mark.m & mark.v) {
+ int r = addattr_l(&req.n, sizeof(req.buf), XFRMA_MARK,
+ (void *)&mark, sizeof(mark));
+ if (r < 0) {
+ fprintf(stderr, "%s: XFRMA_MARK failed\n",__func__);
+ exit(1);
+ }
+ }
+
+ if (sctxp) {
+ addattr_l(&req.n, sizeof(req), XFRMA_SEC_CTX,
+ (void *)&ctx, ctx.sctx.len);
+ }
+
+ if (rtnl_talk(&rth, &req.n, res_nlbuf, res_size) < 0)
exit(2);
rtnl_close(&rth);
static int xfrm_policy_delete(int argc, char **argv)
{
- return xfrm_policy_get_or_delete(argc, argv, 1, NULL);
+ return xfrm_policy_get_or_delete(argc, argv, 1, NULL, 0);
}
static int xfrm_policy_get(int argc, char **argv)
memset(buf, 0, sizeof(buf));
- xfrm_policy_get_or_delete(argc, argv, 0, n);
+ xfrm_policy_get_or_delete(argc, argv, 0, n, sizeof(buf));
if (xfrm_policy_print(NULL, n, (void*)stdout) < 0) {
fprintf(stderr, "An error :-)\n");
struct rtnl_handle *rth = xb->rth;
struct xfrm_userpolicy_info *xpinfo = NLMSG_DATA(n);
int len = n->nlmsg_len;
+ struct rtattr *tb[XFRMA_MAX+1];
+ __u8 ptype = XFRM_POLICY_TYPE_MAIN;
struct nlmsghdr *new_n;
struct xfrm_userpolicy_id *xpid;
return -1;
}
- if (!xfrm_policy_filter_match(xpinfo))
+ parse_rtattr(tb, XFRMA_MAX, XFRMP_RTA(xpinfo), len);
+
+ if (tb[XFRMA_POLICY_TYPE]) {
+ struct xfrm_userpolicy_type *upt;
+
+ if (RTA_PAYLOAD(tb[XFRMA_POLICY_TYPE]) < sizeof(*upt)) {
+ fprintf(stderr, "too short XFRMA_POLICY_TYPE len\n");
+ return -1;
+ }
+ upt = (struct xfrm_userpolicy_type *)RTA_DATA(tb[XFRMA_POLICY_TYPE]);
+ ptype = upt->type;
+ }
+
+ if (!xfrm_policy_filter_match(xpinfo, ptype))
return 0;
if (xb->offset > xb->size) {
- fprintf(stderr, "Flush buffer overflow\n");
+ fprintf(stderr, "Policy buffer overflow\n");
return -1;
}
return 0;
}
-static int xfrm_policy_list_or_flush(int argc, char **argv, int flush)
+static int xfrm_policy_list_or_deleteall(int argc, char **argv, int deleteall)
{
char *selp = NULL;
struct rtnl_handle rth;
} else if (strcmp(*argv, "index") == 0) {
NEXT_ARG();
if (get_u32(&filter.xpinfo.index, *argv, 0))
- invarg("\"INDEX\" is invalid", *argv);
+ invarg("INDEX value is invalid", *argv);
filter.index_mask = XFRM_FILTER_MASK_FULL;
+ } else if (strcmp(*argv, "ptype") == 0) {
+ NEXT_ARG();
+ xfrm_policy_ptype_parse(&filter.ptype, &argc, &argv);
+
+ filter.ptype_mask = XFRM_FILTER_MASK_FULL;
+
} else if (strcmp(*argv, "action") == 0) {
NEXT_ARG();
if (strcmp(*argv, "allow") == 0)
else if (strcmp(*argv, "block") == 0)
filter.xpinfo.action = XFRM_POLICY_BLOCK;
else
- invarg("\"ACTION\" is invalid\n", *argv);
+ invarg("ACTION value is invalid\n", *argv);
filter.action_mask = XFRM_FILTER_MASK_FULL;
} else if (strcmp(*argv, "priority") == 0) {
NEXT_ARG();
if (get_u32(&filter.xpinfo.priority, *argv, 0))
- invarg("\"PRIORITY\" is invalid", *argv);
+ invarg("PRIORITY value is invalid", *argv);
filter.priority_mask = XFRM_FILTER_MASK_FULL;
+ } else if (strcmp(*argv, "flag") == 0) {
+ NEXT_ARG();
+ xfrm_policy_flag_parse(&filter.xpinfo.flags, &argc,
+ &argv);
+
+ filter.policy_flags_mask = XFRM_FILTER_MASK_FULL;
+
} else {
if (selp)
invarg("unknown", *argv);
if (rtnl_open_byproto(&rth, 0, NETLINK_XFRM) < 0)
exit(1);
- if (flush) {
+ if (deleteall) {
struct xfrm_buffer xb;
- char buf[NLMSG_FLUSH_BUF_SIZE];
+ char buf[NLMSG_DELETEALL_BUF_SIZE];
int i;
xb.buf = buf;
xb.rth = &rth;
for (i = 0; ; i++) {
+ struct {
+ struct nlmsghdr n;
+ char buf[NLMSG_BUF_SIZE];
+ } req = {
+ .n.nlmsg_len = NLMSG_HDRLEN,
+ .n.nlmsg_flags = NLM_F_DUMP | NLM_F_REQUEST,
+ .n.nlmsg_type = XFRM_MSG_GETPOLICY,
+ .n.nlmsg_seq = rth.dump = ++rth.seq,
+ };
+
xb.offset = 0;
xb.nlmsg_count = 0;
if (show_stats > 1)
- fprintf(stderr, "Flush round = %d\n", i);
+ fprintf(stderr, "Delete-all round = %d\n", i);
- if (rtnl_wilddump_request(&rth, preferred_family, XFRM_MSG_GETPOLICY) < 0) {
+ if (rtnl_send(&rth, (void *)&req, req.n.nlmsg_len) < 0) {
perror("Cannot send dump request");
exit(1);
}
- if (rtnl_dump_filter(&rth, xfrm_policy_keep, &xb, NULL, NULL) < 0) {
- fprintf(stderr, "Flush terminated\n");
+ if (rtnl_dump_filter(&rth, xfrm_policy_keep, &xb) < 0) {
+ fprintf(stderr, "Delete-all terminated\n");
exit(1);
}
if (xb.nlmsg_count == 0) {
if (show_stats > 1)
- fprintf(stderr, "Flush completed\n");
+ fprintf(stderr, "Delete-all completed\n");
break;
}
- if (rtnl_send(&rth, xb.buf, xb.offset) < 0) {
- perror("Failed to send flush request\n");
+ if (rtnl_send_check(&rth, xb.buf, xb.offset) < 0) {
+ perror("Failed to send delete-all request");
exit(1);
}
if (show_stats > 1)
- fprintf(stderr, "Flushed nlmsg count = %d\n", xb.nlmsg_count);
+ fprintf(stderr, "Delete-all nlmsg count = %d\n", xb.nlmsg_count);
xb.offset = 0;
xb.nlmsg_count = 0;
}
} else {
- if (rtnl_wilddump_request(&rth, preferred_family, XFRM_MSG_GETPOLICY) < 0) {
+ struct {
+ struct nlmsghdr n;
+ char buf[NLMSG_BUF_SIZE];
+ } req = {
+ .n.nlmsg_len = NLMSG_HDRLEN,
+ .n.nlmsg_flags = NLM_F_DUMP | NLM_F_REQUEST,
+ .n.nlmsg_type = XFRM_MSG_GETPOLICY,
+ .n.nlmsg_seq = rth.dump = ++rth.seq,
+ };
+
+ if (rtnl_send(&rth, (void *)&req, req.n.nlmsg_len) < 0) {
perror("Cannot send dump request");
exit(1);
}
- if (rtnl_dump_filter(&rth, xfrm_policy_print, stdout, NULL, NULL) < 0) {
+ if (rtnl_dump_filter(&rth, xfrm_policy_print, stdout) < 0) {
fprintf(stderr, "Dump terminated\n");
exit(1);
}
exit(0);
}
-static int xfrm_policy_flush_all(void)
+static int print_spdinfo( struct nlmsghdr *n, void *arg)
+{
+ FILE *fp = (FILE*)arg;
+ __u32 *f = NLMSG_DATA(n);
+ struct rtattr * tb[XFRMA_SPD_MAX+1];
+ struct rtattr * rta;
+
+ int len = n->nlmsg_len;
+
+ len -= NLMSG_LENGTH(sizeof(__u32));
+ if (len < 0) {
+ fprintf(stderr, "SPDinfo: Wrong len %d\n", len);
+ return -1;
+ }
+
+ rta = XFRMSAPD_RTA(f);
+ parse_rtattr(tb, XFRMA_SPD_MAX, rta, len);
+
+ fprintf(fp,"\t SPD");
+ if (tb[XFRMA_SPD_INFO]) {
+ struct xfrmu_spdinfo *si;
+
+ if (RTA_PAYLOAD(tb[XFRMA_SPD_INFO]) < sizeof(*si)) {
+ fprintf(stderr, "SPDinfo: Wrong len %d\n", len);
+ return -1;
+ }
+ si = RTA_DATA(tb[XFRMA_SPD_INFO]);
+ fprintf(fp," IN %d", si->incnt);
+ fprintf(fp," OUT %d", si->outcnt);
+ fprintf(fp," FWD %d", si->fwdcnt);
+
+ if (show_stats) {
+ fprintf(fp," (Sock:");
+ fprintf(fp," IN %d", si->inscnt);
+ fprintf(fp," OUT %d", si->outscnt);
+ fprintf(fp," FWD %d", si->fwdscnt);
+ fprintf(fp,")");
+ }
+
+ fprintf(fp, "%s", _SL_);
+ }
+ if (show_stats > 1) {
+ struct xfrmu_spdhinfo *sh;
+
+ if (tb[XFRMA_SPD_HINFO]) {
+ if (RTA_PAYLOAD(tb[XFRMA_SPD_HINFO]) < sizeof(*sh)) {
+ fprintf(stderr, "SPDinfo: Wrong len %d\n", len);
+ return -1;
+ }
+ sh = RTA_DATA(tb[XFRMA_SPD_HINFO]);
+ fprintf(fp,"\t SPD buckets:");
+ fprintf(fp," count %d", sh->spdhcnt);
+ fprintf(fp," Max %d", sh->spdhmcnt);
+ fprintf(fp, "%s", _SL_);
+ }
+ if (tb[XFRMA_SPD_IPV4_HTHRESH]) {
+ struct xfrmu_spdhthresh *th;
+ if (RTA_PAYLOAD(tb[XFRMA_SPD_IPV4_HTHRESH]) < sizeof(*th)) {
+ fprintf(stderr, "SPDinfo: Wrong len %d\n", len);
+ return -1;
+ }
+ th = RTA_DATA(tb[XFRMA_SPD_IPV4_HTHRESH]);
+ fprintf(fp,"\t SPD IPv4 thresholds:");
+ fprintf(fp," local %d", th->lbits);
+ fprintf(fp," remote %d", th->rbits);
+ fprintf(fp, "%s", _SL_);
+
+ }
+ if (tb[XFRMA_SPD_IPV6_HTHRESH]) {
+ struct xfrmu_spdhthresh *th;
+ if (RTA_PAYLOAD(tb[XFRMA_SPD_IPV6_HTHRESH]) < sizeof(*th)) {
+ fprintf(stderr, "SPDinfo: Wrong len %d\n", len);
+ return -1;
+ }
+ th = RTA_DATA(tb[XFRMA_SPD_IPV6_HTHRESH]);
+ fprintf(fp,"\t SPD IPv6 thresholds:");
+ fprintf(fp," local %d", th->lbits);
+ fprintf(fp," remote %d", th->rbits);
+ fprintf(fp, "%s", _SL_);
+ }
+ }
+
+ if (oneline)
+ fprintf(fp, "\n");
+
+ return 0;
+}
+
+static int xfrm_spd_setinfo(int argc, char **argv)
+{
+ struct rtnl_handle rth;
+ struct {
+ struct nlmsghdr n;
+ __u32 flags;
+ char buf[RTA_BUF_SIZE];
+ } req;
+
+ char *thr4 = NULL;
+ char *thr6 = NULL;
+
+ memset(&req, 0, sizeof(req));
+
+ req.n.nlmsg_len = NLMSG_LENGTH(sizeof(__u32));
+ req.n.nlmsg_flags = NLM_F_REQUEST;
+ req.n.nlmsg_type = XFRM_MSG_NEWSPDINFO;
+ req.flags = 0XFFFFFFFF;
+
+ while (argc > 0) {
+ if (strcmp(*argv, "hthresh4") == 0) {
+ struct xfrmu_spdhthresh thr;
+
+ if (thr4)
+ duparg("hthresh4", *argv);
+ thr4 = *argv;
+ NEXT_ARG();
+ if (get_u8(&thr.lbits, *argv, 0) || thr.lbits > 32)
+ invarg("hthresh4 LBITS value is invalid", *argv);
+ NEXT_ARG();
+ if (get_u8(&thr.rbits, *argv, 0) || thr.rbits > 32)
+ invarg("hthresh4 RBITS value is invalid", *argv);
+
+ addattr_l(&req.n, sizeof(req), XFRMA_SPD_IPV4_HTHRESH,
+ (void *)&thr, sizeof(thr));
+ } else if (strcmp(*argv, "hthresh6") == 0) {
+ struct xfrmu_spdhthresh thr;
+
+ if (thr6)
+ duparg("hthresh6", *argv);
+ thr6 = *argv;
+ NEXT_ARG();
+ if (get_u8(&thr.lbits, *argv, 0) || thr.lbits > 128)
+ invarg("hthresh6 LBITS value is invalid", *argv);
+ NEXT_ARG();
+ if (get_u8(&thr.rbits, *argv, 0) || thr.rbits > 128)
+ invarg("hthresh6 RBITS value is invalid", *argv);
+
+ addattr_l(&req.n, sizeof(req), XFRMA_SPD_IPV6_HTHRESH,
+ (void *)&thr, sizeof(thr));
+ } else {
+ invarg("unknown", *argv);
+ }
+
+ argc--; argv++;
+ }
+
+ if (rtnl_open_byproto(&rth, 0, NETLINK_XFRM) < 0)
+ exit(1);
+
+ if (rtnl_talk(&rth, &req.n, NULL, 0) < 0)
+ exit(2);
+
+ rtnl_close(&rth);
+
+ return 0;
+}
+
+static int xfrm_spd_getinfo(int argc, char **argv)
+{
+ struct rtnl_handle rth;
+ struct {
+ struct nlmsghdr n;
+ __u32 flags;
+ char ans[128];
+ } req;
+
+ memset(&req, 0, sizeof(req));
+
+ req.n.nlmsg_len = NLMSG_LENGTH(sizeof(__u32));
+ req.n.nlmsg_flags = NLM_F_REQUEST;
+ req.n.nlmsg_type = XFRM_MSG_GETSPDINFO;
+ req.flags = 0XFFFFFFFF;
+
+ if (rtnl_open_byproto(&rth, 0, NETLINK_XFRM) < 0)
+ exit(1);
+
+ if (rtnl_talk(&rth, &req.n, &req.n, sizeof(req)) < 0)
+ exit(2);
+
+ print_spdinfo(&req.n, (void*)stdout);
+
+ rtnl_close(&rth);
+
+ return 0;
+}
+
+static int xfrm_policy_flush(int argc, char **argv)
{
struct rtnl_handle rth;
struct {
struct nlmsghdr n;
+ char buf[RTA_BUF_SIZE];
} req;
+ char *ptypep = NULL;
+ struct xfrm_userpolicy_type upt;
memset(&req, 0, sizeof(req));
+ memset(&upt, 0, sizeof(upt));
req.n.nlmsg_len = NLMSG_LENGTH(0); /* nlmsg data is nothing */
req.n.nlmsg_flags = NLM_F_REQUEST;
req.n.nlmsg_type = XFRM_MSG_FLUSHPOLICY;
+ while (argc > 0) {
+ if (strcmp(*argv, "ptype") == 0) {
+ if (ptypep)
+ duparg("ptype", *argv);
+ ptypep = *argv;
+
+ NEXT_ARG();
+ xfrm_policy_ptype_parse(&upt.type, &argc, &argv);
+ } else
+ invarg("unknown", *argv);
+
+ argc--; argv++;
+ }
+
+ if (ptypep) {
+ addattr_l(&req.n, sizeof(req), XFRMA_POLICY_TYPE,
+ (void *)&upt, sizeof(upt));
+ }
+
if (rtnl_open_byproto(&rth, 0, NETLINK_XFRM) < 0)
exit(1);
if (show_stats > 1)
- fprintf(stderr, "Flush all\n");
+ fprintf(stderr, "Flush policy\n");
- if (rtnl_talk(&rth, &req.n, 0, 0, NULL, NULL, NULL) < 0)
+ if (rtnl_talk(&rth, &req.n, NULL, 0) < 0)
exit(2);
rtnl_close(&rth);
int do_xfrm_policy(int argc, char **argv)
{
if (argc < 1)
- return xfrm_policy_list_or_flush(0, NULL, 0);
+ return xfrm_policy_list_or_deleteall(0, NULL, 0);
if (matches(*argv, "add") == 0)
return xfrm_policy_modify(XFRM_MSG_NEWPOLICY, 0,
if (matches(*argv, "update") == 0)
return xfrm_policy_modify(XFRM_MSG_UPDPOLICY, 0,
argc-1, argv+1);
- if (matches(*argv, "delete") == 0 || matches(*argv, "del") == 0)
+ if (matches(*argv, "delete") == 0)
return xfrm_policy_delete(argc-1, argv+1);
+ if (matches(*argv, "deleteall") == 0 || matches(*argv, "delall") == 0)
+ return xfrm_policy_list_or_deleteall(argc-1, argv+1, 1);
if (matches(*argv, "list") == 0 || matches(*argv, "show") == 0
|| matches(*argv, "lst") == 0)
- return xfrm_policy_list_or_flush(argc-1, argv+1, 0);
+ return xfrm_policy_list_or_deleteall(argc-1, argv+1, 0);
if (matches(*argv, "get") == 0)
return xfrm_policy_get(argc-1, argv+1);
- if (matches(*argv, "flush") == 0) {
- if (argc-1 < 1)
- return xfrm_policy_flush_all();
- else
- return xfrm_policy_list_or_flush(argc-1, argv+1, 1);
- }
+ if (matches(*argv, "flush") == 0)
+ return xfrm_policy_flush(argc-1, argv+1);
+ if (matches(*argv, "count") == 0)
+ return xfrm_spd_getinfo(argc, argv);
+ if (matches(*argv, "set") == 0)
+ return xfrm_spd_setinfo(argc-1, argv+1);
if (matches(*argv, "help") == 0)
usage();
fprintf(stderr, "Command \"%s\" is unknown, try \"ip xfrm policy help\".\n", *argv);
projects / mirror_iproute2.git / blobdiff