/*
* firewall3 - 3rd OpenWrt UCI firewall implementation
*
- * Copyright (C) 2013 Jo-Philipp Wich <jow@openwrt.org>
+ * Copyright (C) 2013 Jo-Philipp Wich <jo@mein.io>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
FW3_OPT("external", string, ipset, external),
+ FW3_LIST("entry", setentry, ipset, entries),
+ FW3_OPT("loadfile", string, ipset, loadfile),
+
{ }
};
{
if (i >= 3)
{
- warn_elem(e, "must not have more than 3 datatypes assigned");
+ warn_section("ipset", ipset, e, "must not have more than 3 datatypes assigned");
return false;
}
{
ipset->method = ipset_types[i].method;
- warn_elem(e, "defines no storage method, assuming '%s'",
- fw3_ipset_method_names[ipset->method]);
+ warn_section("ipset", ipset, e, "defines no storage method, assuming '%s'",
+ fw3_ipset_method_names[ipset->method]);
break;
}
if ((ipset_types[i].required & OPT_IPRANGE) &&
!ipset->iprange.set)
{
- warn_elem(e, "requires an ip range");
+ warn_section("ipset", ipset, e, "requires an ip range");
return false;
}
if ((ipset_types[i].required & OPT_PORTRANGE) &&
!ipset->portrange.set)
{
- warn_elem(e, "requires a port range");
+ warn_section("ipset", ipset, e, "requires a port range");
return false;
}
if (!(ipset_types[i].required & OPT_IPRANGE) &&
ipset->iprange.set)
{
- warn_elem(e, "iprange ignored");
+ warn_section("ipset", ipset, e, "iprange ignored");
ipset->iprange.set = false;
}
if (!(ipset_types[i].required & OPT_PORTRANGE) &&
ipset->portrange.set)
{
- warn_elem(e, "portrange ignored");
+ warn_section("ipset", ipset, e, "portrange ignored");
ipset->portrange.set = false;
}
if (!(ipset_types[i].optional & OPT_NETMASK) &&
ipset->netmask > 0)
{
- warn_elem(e, "netmask ignored");
+ warn_section("ipset", ipset, e, "netmask ignored");
ipset->netmask = 0;
}
if (!(ipset_types[i].optional & OPT_HASHSIZE) &&
ipset->hashsize > 0)
{
- warn_elem(e, "hashsize ignored");
+ warn_section("ipset", ipset, e, "hashsize ignored");
ipset->hashsize = 0;
}
if (!(ipset_types[i].optional & OPT_MAXELEM) &&
ipset->maxelem > 0)
{
- warn_elem(e, "maxelem ignored");
+ warn_section("ipset", ipset, e, "maxelem ignored");
ipset->maxelem = 0;
}
if (!(ipset_types[i].optional & OPT_FAMILY) &&
ipset->family != FW3_FAMILY_V4)
{
- warn_elem(e, "family ignored");
+ warn_section("ipset", ipset, e, "family ignored");
ipset->family = FW3_FAMILY_V4;
}
}
}
}
- warn_elem(e, "has an invalid combination of storage method and matches");
+ warn_section("ipset", ipset, e, "has an invalid combination of storage method and matches");
return false;
}
-struct fw3_ipset *
-fw3_alloc_ipset(void)
+static bool
+check_ipset(struct fw3_state *state, struct fw3_ipset *ipset, struct uci_element *e)
{
- struct fw3_ipset *ipset;
+ if (ipset->external)
+ {
+ if (!*ipset->external)
+ ipset->external = NULL;
+ else if (!ipset->name)
+ ipset->name = ipset->external;
+ }
- ipset = malloc(sizeof(*ipset));
+ if (!ipset->name || !*ipset->name)
+ {
+ warn_section("ipset", ipset, e, "ipset must have a name assigned");
+ }
+ //else if (fw3_lookup_ipset(state, ipset->name) != NULL)
+ //{
+ // warn_section("ipset", ipset, e, "has duplicated set name", ipset->name);
+ //}
+ else if (ipset->family == FW3_FAMILY_ANY)
+ {
+ warn_section("ipset", ipset, e, "must not have family 'any'");
+ }
+ else if (ipset->iprange.set && ipset->family != ipset->iprange.family)
+ {
+ warn_section("ipset", ipset, e, "has iprange of wrong address family");
+ }
+ else if (list_empty(&ipset->datatypes))
+ {
+ warn_section("ipset", ipset, e, "has no datatypes assigned");
+ }
+ else if (check_types(e, ipset))
+ {
+ return true;
+ }
+ return false;
+}
+
+static struct fw3_ipset *
+fw3_alloc_ipset(struct fw3_state *state)
+{
+ struct fw3_ipset *ipset;
+
+ ipset = calloc(1, sizeof(*ipset));
if (!ipset)
return NULL;
- memset(ipset, 0, sizeof(*ipset));
-
INIT_LIST_HEAD(&ipset->datatypes);
+ INIT_LIST_HEAD(&ipset->entries);
ipset->enabled = true;
ipset->family = FW3_FAMILY_V4;
+ list_add_tail(&ipset->list, &state->ipsets);
+
return ipset;
}
void
-fw3_load_ipsets(struct fw3_state *state, struct uci_package *p)
+fw3_load_ipsets(struct fw3_state *state, struct uci_package *p,
+ struct blob_attr *a)
{
struct uci_section *s;
struct uci_element *e;
struct fw3_ipset *ipset;
+ struct blob_attr *entry;
+ unsigned rem;
INIT_LIST_HEAD(&state->ipsets);
if (state->disable_ipsets)
return;
- uci_foreach_element(&p->sections, e)
+ blob_for_each_attr(entry, a, rem)
{
- s = uci_to_section(e);
+ const char *type;
+ const char *name = "ubus ipset";
- if (strcmp(s->type, "ipset"))
+ if (!fw3_attr_parse_name_type(entry, &name, &type))
continue;
- ipset = fw3_alloc_ipset();
+ if (strcmp(type, "ipset"))
+ continue;
+ ipset = fw3_alloc_ipset(state);
if (!ipset)
continue;
- fw3_parse_options(ipset, fw3_ipset_opts, s);
-
- if (ipset->external)
+ if (!fw3_parse_blob_options(ipset, fw3_ipset_opts, entry, name))
{
- if (!*ipset->external)
- ipset->external = NULL;
- else if (!ipset->name)
- ipset->name = ipset->external;
+ warn_section("ipset", ipset, NULL, "skipped due to invalid options");
+ fw3_free_ipset(ipset);
+ continue;
}
- if (!ipset->name || !*ipset->name)
- {
- warn_elem(e, "must have a name assigned");
- }
- //else if (fw3_lookup_ipset(state, ipset->name) != NULL)
- //{
- // warn_elem(e, "has duplicated set name '%s'", ipset->name);
- //}
- else if (ipset->family == FW3_FAMILY_ANY)
- {
- warn_elem(e, "must not have family 'any'");
- }
- else if (ipset->iprange.set && ipset->family != ipset->iprange.family)
- {
- warn_elem(e, "has iprange of wrong address family");
- }
- else if (list_empty(&ipset->datatypes))
- {
- warn_elem(e, "has no datatypes assigned");
- }
- else if (check_types(e, ipset))
- {
- list_add_tail(&ipset->list, &state->ipsets);
+ if (!check_ipset(state, ipset, NULL))
+ fw3_free_ipset(ipset);
+ }
+
+ uci_foreach_element(&p->sections, e)
+ {
+ s = uci_to_section(e);
+
+ if (strcmp(s->type, "ipset"))
+ continue;
+
+ ipset = fw3_alloc_ipset(state);
+
+ if (!ipset)
continue;
- }
- fw3_free_ipset(ipset);
+ if (!fw3_parse_options(ipset, fw3_ipset_opts, s))
+ warn_elem(e, "has invalid options");
+
+ if (!check_ipset(state, ipset, e))
+ fw3_free_ipset(ipset);
}
}
static void
+load_file(struct fw3_ipset *ipset)
+{
+ FILE *f;
+ char line[128];
+
+ if (!ipset->loadfile)
+ return;
+
+ info(" * Loading file %s", ipset->loadfile);
+
+ f = fopen(ipset->loadfile, "r");
+
+ if (!f) {
+ info(" ! Skipping due to open error: %s", strerror(errno));
+ return;
+ }
+
+ while (fgets(line, sizeof(line), f))
+ fw3_pr("add %s %s", ipset->name, line);
+
+ fclose(f);
+}
+
+static void
create_ipset(struct fw3_ipset *ipset, struct fw3_state *state)
{
bool first = true;
-
+ struct fw3_setentry *entry;
struct fw3_ipset_datatype *type;
info(" * Creating ipset %s", ipset->name);
if (ipset->iprange.set)
{
- fw3_pr(" range %s", fw3_address_to_string(&ipset->iprange, false));
+ fw3_pr(" range %s", fw3_address_to_string(&ipset->iprange, false, true));
}
else if (ipset->portrange.set)
{
fw3_pr(" hashsize %u", ipset->hashsize);
fw3_pr("\n");
+
+ list_for_each_entry(entry, &ipset->entries, list)
+ fw3_pr("add %s %s\n", ipset->name, entry->value);
+
+ load_file(ipset);
}
void
projects / project / firewall3.git / blobdiff