static bool IgnoreJailInterface(int ifaceidx, struct sockaddr_in *inaddr)
{
/* FreeBSD jails */
# ifdef HAVE_JAIL_GET
struct iovec fbsd_jparams[4];
struct in_addr fbsd_jia;
int fbsd_lastjid = 0;
*(const void **) &fbsd_jparams[0].iov_base = "lastjid";
fbsd_jparams[0].iov_len = sizeof("lastjid");
fbsd_jparams[1].iov_base = &fbsd_lastjid;
fbsd_jparams[1].iov_len = sizeof(fbsd_lastjid);
*(const void **) &fbsd_jparams[2].iov_base = "ip4.addr";
fbsd_jparams[2].iov_len = sizeof("ip4.addr");
fbsd_jparams[3].iov_len = sizeof(struct in_addr);
fbsd_jparams[3].iov_base = &fbsd_jia;
while ((fbsd_lastjid = jail_get(fbsd_jparams, 4, 0)) > 0)
{
if (fbsd_jia.s_addr == inaddr->sin_addr.s_addr)
{
CfOut(OUTPUT_LEVEL_VERBOSE, "", "Interface %d belongs to a FreeBSD jail %s\n", ifaceidx, inet_ntoa(fbsd_jia));
return true;
}
}
# endif
return false;
}
/*
* Return the JID corresponding to a jail name.
*/
int
jail_getid(const char *name)
{
char *ep;
int jid;
struct iovec jiov[4];
jid = strtoul(name, &ep, 10);
if (*name && !*ep)
return jid;
*(const void **)&jiov[0].iov_base = "name";
jiov[0].iov_len = sizeof("name");
jiov[1].iov_len = strlen(name) + 1;
jiov[1].iov_base = alloca(jiov[1].iov_len);
strcpy(jiov[1].iov_base, name);
*(const void **)&jiov[2].iov_base = "errmsg";
jiov[2].iov_len = sizeof("errmsg");
jiov[3].iov_base = jail_errmsg;
jiov[3].iov_len = JAIL_ERRMSGLEN;
jail_errmsg[0] = 0;
jid = jail_get(jiov, 4, 0);
if (jid < 0 && !jail_errmsg[0])
snprintf(jail_errmsg, JAIL_ERRMSGLEN, "jail_get: %s",
strerror(errno));
return jid;
}
/*
* Return the name corresponding to a JID.
*/
char *
jail_getname(int jid)
{
struct iovec jiov[6];
char *name;
char namebuf[MAXHOSTNAMELEN];
*(const void **)&jiov[0].iov_base = "jid";
jiov[0].iov_len = sizeof("jid");
jiov[1].iov_base = &jid;
jiov[1].iov_len = sizeof(jid);
*(const void **)&jiov[2].iov_base = "name";
jiov[2].iov_len = sizeof("name");
jiov[3].iov_base = namebuf;
jiov[3].iov_len = sizeof(namebuf);
*(const void **)&jiov[4].iov_base = "errmsg";
jiov[4].iov_len = sizeof("errmsg");
jiov[5].iov_base = jail_errmsg;
jiov[5].iov_len = JAIL_ERRMSGLEN;
jail_errmsg[0] = 0;
jid = jail_get(jiov, 6, 0);
if (jid < 0) {
if (!jail_errmsg[0])
snprintf(jail_errmsg, JAIL_ERRMSGLEN, "jail_get: %s",
strerror(errno));
return NULL;
} else {
name = strdup(namebuf);
if (name == NULL)
strerror_r(errno, jail_errmsg, JAIL_ERRMSGLEN);
}
return name;
}
VALUE list_func(VALUE self){
puts ("Prison#list()");
u_int niov = 0;
int flags = 0;
int jg_res = jail_get(iov, niov, flags);
printf("%d\n", jg_res);
return self;
}
