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Fix XFRM bugs introduced by batching code.

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Re-introduces the SA and policy add/del events
This commit is contained in:
shemminger 2005-11-01 23:03:03 +00:00
parent 2034ee9750
commit c595c790a0
4 changed files with 81 additions and 15 deletions
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4
ChangeLog
View File

@ -1,3 +1,7 @@
2005-11-01 Jamal Hadi Salim <hadi@znyx.com>
* Fix handling of XFRM monitor and state
2005-11-01 Stephen Hemminger <shemminger@osdl.org
* Update to 2.6.14 sanitized headers

30
ip/xfrm_monitor.c
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@ -115,6 +115,19 @@ static int xfrm_accept_msg(const struct sockaddr_nl *who,
if (timestamp)
print_timestamp(fp);
if (n->nlmsg_type == XFRM_MSG_NEWSA ||
n->nlmsg_type == XFRM_MSG_DELSA ||
n->nlmsg_type == XFRM_MSG_UPDSA) {
xfrm_state_print(who, n, arg);
return 0;
}
if (n->nlmsg_type == XFRM_MSG_NEWPOLICY ||
n->nlmsg_type == XFRM_MSG_DELPOLICY ||
n->nlmsg_type == XFRM_MSG_UPDPOLICY) {
xfrm_policy_print(who, n, arg);
return 0;
}
if (n->nlmsg_type == XFRM_MSG_ACQUIRE) {
xfrm_acquire_print(who, n, arg);
return 0;
@ -138,7 +151,7 @@ static int xfrm_accept_msg(const struct sockaddr_nl *who,
}
if (n->nlmsg_type != NLMSG_ERROR && n->nlmsg_type != NLMSG_NOOP &&
n->nlmsg_type != NLMSG_DONE) {
fprintf(fp, "Unknown message: %08x %08x %08x\n",
fprintf(fp, "Unknown message: %08d 0x%08x 0x%08x\n",
n->nlmsg_len, n->nlmsg_type, n->nlmsg_flags);
}
return 0;
@ -151,6 +164,8 @@ int do_xfrm_monitor(int argc, char **argv)
unsigned groups = ~((unsigned)0); /* XXX */
int lacquire=0;
int lexpire=0;
int lpolicy=0;
int lsa=0;
while (argc > 0) {
if (matches(*argv, "file") == 0) {
@ -162,6 +177,12 @@ int do_xfrm_monitor(int argc, char **argv)
} else if (matches(*argv, "expire") == 0) {
lexpire=1;
groups = 0;
} else if (matches(*argv, "SA") == 0) {
lsa=1;
groups = 0;
} else if (matches(*argv, "policy") == 0) {
lpolicy=1;
groups = 0;
} else if (matches(*argv, "help") == 0) {
usage();
} else {
@ -175,6 +196,10 @@ int do_xfrm_monitor(int argc, char **argv)
groups |= XFRMGRP_ACQUIRE;
if (lexpire)
groups |= XFRMGRP_EXPIRE;
if (lsa)
groups |= XFRMGRP_SA;
if (lpolicy)
groups |= XFRMGRP_POLICY;
if (file) {
FILE *fp;
@ -188,6 +213,9 @@ int do_xfrm_monitor(int argc, char **argv)
//ll_init_map(&rth);
if (rtnl_open_byproto(&rth, groups, NETLINK_XFRM) < 0)
exit(1);
if (rtnl_listen(&rth, xfrm_accept_msg, (void*)stdout) < 0)
exit(2);

27
ip/xfrm_policy.c
View File

@ -335,12 +335,13 @@ static int xfrm_policy_filter_match(struct xfrm_userpolicy_info *xpinfo)
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;
FILE *fp = (FILE*)arg;
int len = n->nlmsg_len;
if (n->nlmsg_type != XFRM_MSG_NEWPOLICY &&
n->nlmsg_type != XFRM_MSG_DELPOLICY &&
@ -355,6 +356,9 @@ int xfrm_policy_print(const struct sockaddr_nl *who, struct nlmsghdr *n,
xpinfo = &xpexp->pol;
len -= NLMSG_LENGTH(sizeof(*xpexp));
} else if (n->nlmsg_type == XFRM_MSG_DELPOLICY) {
xpid = NLMSG_DATA(n);
len -= NLMSG_LENGTH(sizeof(*xpid));
} else {
xpexp = NULL;
xpinfo = NLMSG_DATA(n);
@ -372,14 +376,25 @@ int xfrm_policy_print(const struct sockaddr_nl *who, struct nlmsghdr *n,
if (n->nlmsg_type == XFRM_MSG_POLEXPIRE)
rta = XFRMPEXP_RTA(xpexp);
else if (n->nlmsg_type == XFRM_MSG_DELPOLICY)
rta = (struct rtattr*)(((char*)(xpid)) + NLMSG_ALIGN(sizeof(*xpid)));
else
rta = XFRMP_RTA(xpinfo);
parse_rtattr(tb, XFRMA_MAX, rta, len);
if (n->nlmsg_type == XFRM_MSG_DELPOLICY)
if (n->nlmsg_type == XFRM_MSG_DELPOLICY) {
fprintf(fp, "Deleted ");
else if (n->nlmsg_type == XFRM_MSG_POLEXPIRE)
//xfrm_policy_id_print();
if (tb[XFRMA_POLICY])
xpinfo = (struct xfrm_userpolicy_info *)RTA_DATA(tb[XFRMA_POLICY]);
else {
fprintf(stderr, "Buggy XFRM_MSG_DELPOLICY ");
return 0;
}
} else if (n->nlmsg_type == XFRM_MSG_POLEXPIRE)
fprintf(fp, "Expired ");
xfrm_policy_info_print(xpinfo, tb, fp, NULL, NULL);

35
ip/xfrm_state.c
View File

@ -556,11 +556,12 @@ int xfrm_state_print(const struct sockaddr_nl *who, struct nlmsghdr *n,
void *arg)
{
FILE *fp = (FILE*)arg;
struct xfrm_usersa_info *xsinfo;
struct xfrm_user_expire *xexp;
int len = n->nlmsg_len;
struct rtattr * tb[XFRMA_MAX+1];
struct rtattr * rta;
struct xfrm_usersa_info *xsinfo = NULL;
struct xfrm_user_expire *xexp = NULL;
struct xfrm_usersa_id *xsid = NULL;
int len = n->nlmsg_len;
if (n->nlmsg_type != XFRM_MSG_NEWSA &&
n->nlmsg_type != XFRM_MSG_DELSA &&
@ -575,6 +576,10 @@ int xfrm_state_print(const struct sockaddr_nl *who, struct nlmsghdr *n,
xsinfo = &xexp->state;
len -= NLMSG_LENGTH(sizeof(*xexp));
} else if (n->nlmsg_type == XFRM_MSG_DELSA) {
/* Dont blame me for this .. Herbert made me do it */
xsid = NLMSG_DATA(n);
len -= NLMSG_LENGTH(sizeof(struct xfrm_usersa_id));
} else {
xexp = NULL;
xsinfo = NLMSG_DATA(n);
@ -590,17 +595,31 @@ int xfrm_state_print(const struct sockaddr_nl *who, struct nlmsghdr *n,
if (!xfrm_state_filter_match(xsinfo))
return 0;
if (n->nlmsg_type == XFRM_MSG_DELSA) {
fprintf(fp, "Deleted ");
//xfrm_state_print_id();
}
else if (n->nlmsg_type == XFRM_MSG_EXPIRE)
fprintf(fp, "Expired ");
if (n->nlmsg_type == XFRM_MSG_EXPIRE)
rta = XFRMEXP_RTA(xexp);
else
else if (n->nlmsg_type == XFRM_MSG_DELSA)
rta = (struct rtattr*)(((char*)(xsid)) + NLMSG_ALIGN(sizeof(*xsid)));
else
rta = XFRMS_RTA(xsinfo);
parse_rtattr(tb, XFRMA_MAX, rta, len);
if (n->nlmsg_type == XFRM_MSG_DELSA)
fprintf(fp, "Deleted ");
else if (n->nlmsg_type == XFRM_MSG_EXPIRE)
fprintf(fp, "Expired ");
if (n->nlmsg_type == XFRM_MSG_DELSA) {
if (tb[XFRMA_SA])
xsinfo = (struct xfrm_usersa_info *)RTA_DATA(tb[XFRMA_SA]);
else {
fprintf(stderr, "Buggy XFRM_MSG_DELSA ");
return 0;
}
}
xfrm_state_info_print(xsinfo, tb, fp, NULL, NULL);