link->routing_policy_rules_configured = false;
LIST_FOREACH(rules, rule, link->network->rules) {
- r = routing_policy_rule_get(link->manager, rule->family, &rule->from, rule->from_prefixlen, &rule->to,
- rule->to_prefixlen, rule->tos, rule->fwmark, rule->table, rule->iif, rule->oif,
- rule->protocol, &rule->sport, &rule->dport, &rrule);
+ r = routing_policy_rule_get(link->manager, rule, &rrule);
if (r >= 0) {
if (r == 0)
(void) routing_policy_rule_make_local(link->manager, rrule);
}
int manager_rtnl_process_rule(sd_netlink *rtnl, sd_netlink_message *message, void *userdata) {
- uint8_t tos = 0, to_prefixlen = 0, from_prefixlen = 0, protocol = 0;
- struct fib_rule_port_range sport = {}, dport = {};
- union in_addr_union to = IN_ADDR_NULL, from = IN_ADDR_NULL;
+ _cleanup_(routing_policy_rule_freep) RoutingPolicyRule *tmp = NULL;
RoutingPolicyRule *rule = NULL;
- uint32_t fwmark = 0, table = 0;
const char *iif = NULL, *oif = NULL;
Manager *m = userdata;
+ unsigned flags;
uint16_t type;
- int family;
int r;
assert(rtnl);
return 0;
}
- r = sd_rtnl_message_get_family(message, &family);
+ r = routing_policy_rule_new(&tmp);
+ if (r < 0) {
+ log_oom();
+ return 0;
+ }
+
+ r = sd_rtnl_message_get_family(message, &tmp->family);
if (r < 0) {
log_warning_errno(r, "rtnl: could not get rule family, ignoring: %m");
return 0;
- } else if (!IN_SET(family, AF_INET, AF_INET6)) {
- log_debug("rtnl: received address with invalid family %u, ignoring", family);
+ } else if (!IN_SET(tmp->family, AF_INET, AF_INET6)) {
+ log_debug("rtnl: received address with invalid family %u, ignoring", tmp->family);
return 0;
}
- switch (family) {
+ switch (tmp->family) {
case AF_INET:
- r = sd_netlink_message_read_in_addr(message, FRA_SRC, &from.in);
+ r = sd_netlink_message_read_in_addr(message, FRA_SRC, &tmp->from.in);
if (r < 0 && r != -ENODATA) {
log_warning_errno(r, "rtnl: could not get FRA_SRC attribute, ignoring: %m");
return 0;
} else if (r >= 0) {
- r = sd_rtnl_message_routing_policy_rule_get_rtm_src_prefixlen(message, &from_prefixlen);
+ r = sd_rtnl_message_routing_policy_rule_get_rtm_src_prefixlen(message, &tmp->from_prefixlen);
if (r < 0) {
log_warning_errno(r, "rtnl: failed to retrieve rule from prefix length, ignoring: %m");
return 0;
}
}
- r = sd_netlink_message_read_in_addr(message, FRA_DST, &to.in);
+ r = sd_netlink_message_read_in_addr(message, FRA_DST, &tmp->to.in);
if (r < 0 && r != -ENODATA) {
log_warning_errno(r, "rtnl: could not get FRA_DST attribute, ignoring: %m");
return 0;
} else if (r >= 0) {
- r = sd_rtnl_message_routing_policy_rule_get_rtm_dst_prefixlen(message, &to_prefixlen);
+ r = sd_rtnl_message_routing_policy_rule_get_rtm_dst_prefixlen(message, &tmp->to_prefixlen);
if (r < 0) {
log_warning_errno(r, "rtnl: failed to retrieve rule to prefix length, ignoring: %m");
return 0;
break;
case AF_INET6:
- r = sd_netlink_message_read_in6_addr(message, FRA_SRC, &from.in6);
+ r = sd_netlink_message_read_in6_addr(message, FRA_SRC, &tmp->from.in6);
if (r < 0 && r != -ENODATA) {
log_warning_errno(r, "rtnl: could not get FRA_SRC attribute, ignoring: %m");
return 0;
} else if (r >= 0) {
- r = sd_rtnl_message_routing_policy_rule_get_rtm_src_prefixlen(message, &from_prefixlen);
+ r = sd_rtnl_message_routing_policy_rule_get_rtm_src_prefixlen(message, &tmp->from_prefixlen);
if (r < 0) {
log_warning_errno(r, "rtnl: failed to retrieve rule from prefix length, ignoring: %m");
return 0;
}
}
- r = sd_netlink_message_read_in6_addr(message, FRA_DST, &to.in6);
+ r = sd_netlink_message_read_in6_addr(message, FRA_DST, &tmp->to.in6);
if (r < 0 && r != -ENODATA) {
log_warning_errno(r, "rtnl: could not get FRA_DST attribute, ignoring: %m");
return 0;
} else if (r >= 0) {
- r = sd_rtnl_message_routing_policy_rule_get_rtm_dst_prefixlen(message, &to_prefixlen);
+ r = sd_rtnl_message_routing_policy_rule_get_rtm_dst_prefixlen(message, &tmp->to_prefixlen);
if (r < 0) {
log_warning_errno(r, "rtnl: failed to retrieve rule to prefix length, ignoring: %m");
return 0;
assert_not_reached("Received unsupported address family");
}
- if (from_prefixlen == 0 && to_prefixlen == 0)
+ if (tmp->from_prefixlen == 0 && tmp->to_prefixlen == 0)
return 0;
- r = sd_netlink_message_read_u32(message, FRA_FWMARK, &fwmark);
+ r = sd_rtnl_message_routing_policy_rule_get_flags(message, &flags);
+ if (r < 0) {
+ log_warning_errno(r, "rtnl: could not get flag, ignoring: %m");
+ return 0;
+ }
+ tmp->invert_rule = flags & FIB_RULE_INVERT;
+
+ r = sd_netlink_message_read_u32(message, FRA_FWMARK, &tmp->fwmark);
if (r < 0 && r != -ENODATA) {
log_warning_errno(r, "rtnl: could not get FRA_FWMARK attribute, ignoring: %m");
return 0;
}
- r = sd_netlink_message_read_u32(message, FRA_TABLE, &table);
+ r = sd_netlink_message_read_u32(message, FRA_FWMASK, &tmp->fwmask);
+ if (r < 0 && r != -ENODATA) {
+ log_warning_errno(r, "rtnl: could not get FRA_FWMASK attribute, ignoring: %m");
+ return 0;
+ }
+
+ r = sd_netlink_message_read_u32(message, FRA_PRIORITY, &tmp->priority);
+ if (r < 0 && r != -ENODATA) {
+ log_warning_errno(r, "rtnl: could not get FRA_PRIORITY attribute, ignoring: %m");
+ return 0;
+ }
+
+ r = sd_netlink_message_read_u32(message, FRA_TABLE, &tmp->table);
if (r < 0 && r != -ENODATA) {
log_warning_errno(r, "rtnl: could not get FRA_TABLE attribute, ignoring: %m");
return 0;
}
- r = sd_rtnl_message_routing_policy_rule_get_tos(message, &tos);
+ r = sd_rtnl_message_routing_policy_rule_get_tos(message, &tmp->tos);
if (r < 0 && r != -ENODATA) {
log_warning_errno(r, "rtnl: could not get ip rule TOS, ignoring: %m");
return 0;
log_warning_errno(r, "rtnl: could not get FRA_IIFNAME attribute, ignoring: %m");
return 0;
}
+ r = free_and_strdup(&tmp->iif, iif);
+ if (r < 0)
+ return log_oom();
r = sd_netlink_message_read_string(message, FRA_OIFNAME, &oif);
if (r < 0 && r != -ENODATA) {
log_warning_errno(r, "rtnl: could not get FRA_OIFNAME attribute, ignoring: %m");
return 0;
}
+ r = free_and_strdup(&tmp->oif, oif);
+ if (r < 0)
+ return log_oom();
- r = sd_netlink_message_read_u8(message, FRA_IP_PROTO, &protocol);
+ r = sd_netlink_message_read_u8(message, FRA_IP_PROTO, &tmp->protocol);
if (r < 0 && r != -ENODATA) {
log_warning_errno(r, "rtnl: could not get FRA_IP_PROTO attribute, ignoring: %m");
return 0;
}
- r = sd_netlink_message_read(message, FRA_SPORT_RANGE, sizeof(sport), (void *) &sport);
+ r = sd_netlink_message_read(message, FRA_SPORT_RANGE, sizeof(tmp->sport), &tmp->sport);
if (r < 0 && r != -ENODATA) {
log_warning_errno(r, "rtnl: could not get FRA_SPORT_RANGE attribute, ignoring: %m");
return 0;
}
- r = sd_netlink_message_read(message, FRA_DPORT_RANGE, sizeof(dport), (void *) &dport);
+ r = sd_netlink_message_read(message, FRA_DPORT_RANGE, sizeof(tmp->dport), &tmp->dport);
if (r < 0 && r != -ENODATA) {
log_warning_errno(r, "rtnl: could not get FRA_DPORT_RANGE attribute, ignoring: %m");
return 0;
}
- (void) routing_policy_rule_get(m, family, &from, from_prefixlen, &to, to_prefixlen, tos, fwmark, table, iif, oif, protocol, &sport, &dport, &rule);
+ (void) routing_policy_rule_get(m, tmp, &rule);
switch (type) {
case RTM_NEWRULE:
if (!rule) {
- r = routing_policy_rule_add_foreign(m, family, &from, from_prefixlen, &to, to_prefixlen, tos, fwmark, table, iif, oif, protocol, &sport, &dport, &rule);
+ r = routing_policy_rule_add_foreign(m, tmp, &rule);
if (r < 0) {
log_warning_errno(r, "Could not add rule, ignoring: %m");
return 0;
siphash24_compress(&rule->to, FAMILY_ADDRESS_SIZE(rule->family), state);
siphash24_compress(&rule->to_prefixlen, sizeof(rule->to_prefixlen), state);
+ siphash24_compress_boolean(rule->invert_rule, state);
+
siphash24_compress(&rule->tos, sizeof(rule->tos), state);
siphash24_compress(&rule->fwmark, sizeof(rule->fwmark), state);
+ siphash24_compress(&rule->fwmask, sizeof(rule->fwmask), state);
+ siphash24_compress(&rule->priority, sizeof(rule->priority), state);
siphash24_compress(&rule->table, sizeof(rule->table), state);
siphash24_compress(&rule->protocol, sizeof(rule->protocol), state);
if (r != 0)
return r;
+ r = CMP(a->invert_rule, b->invert_rule);
+ if (r != 0)
+ return r;
+
r = CMP(a->tos, b->tos);
if (r != 0)
return r;
+ r = CMP(a->fwmark, b->fwmark);
+ if (r != 0)
+ return r;
+
r = CMP(a->fwmask, b->fwmask);
if (r != 0)
return r;
+ r = CMP(a->priority, b->priority);
+ if (r != 0)
+ return r;
+
r = CMP(a->table, b->table);
if (r != 0)
return r;
DEFINE_PRIVATE_HASH_OPS(routing_policy_rule_hash_ops, RoutingPolicyRule, routing_policy_rule_hash_func, routing_policy_rule_compare_func);
-int routing_policy_rule_get(Manager *m,
- int family,
- const union in_addr_union *from,
- uint8_t from_prefixlen,
- const union in_addr_union *to,
- uint8_t to_prefixlen,
- uint8_t tos,
- uint32_t fwmark,
- uint32_t table,
- const char *iif,
- const char *oif,
- uint8_t protocol,
- struct fib_rule_port_range *sport,
- struct fib_rule_port_range *dport,
- RoutingPolicyRule **ret) {
-
- RoutingPolicyRule rule, *existing;
+int routing_policy_rule_get(Manager *m, RoutingPolicyRule *rule, RoutingPolicyRule **ret) {
- assert(m);
+ RoutingPolicyRule *existing;
- rule = (RoutingPolicyRule) {
- .family = family,
- .from = *from,
- .from_prefixlen = from_prefixlen,
- .to = *to,
- .to_prefixlen = to_prefixlen,
- .tos = tos,
- .fwmark = fwmark,
- .table = table,
- .iif = (char*) iif,
- .oif = (char*) oif,
- .protocol = protocol,
- .sport = *sport,
- .dport = *dport,
- };
+ assert(m);
- existing = set_get(m->rules, &rule);
+ existing = set_get(m->rules, rule);
if (existing) {
if (ret)
*ret = existing;
return 1;
}
- existing = set_get(m->rules_foreign, &rule);
+ existing = set_get(m->rules_foreign, rule);
if (existing) {
if (ret)
*ret = existing;
return -ENOENT;
}
-static int routing_policy_rule_add_internal(Manager *m,
- Set **rules,
- int family,
- const union in_addr_union *from,
- uint8_t from_prefixlen,
- const union in_addr_union *to,
- uint8_t to_prefixlen,
- uint8_t tos,
- uint32_t fwmark,
- uint32_t table,
- const char *_iif,
- const char *_oif,
- uint8_t protocol,
- const struct fib_rule_port_range *sport,
- const struct fib_rule_port_range *dport,
- RoutingPolicyRule **ret) {
-
+static int routing_policy_rule_add_internal(Manager *m, Set **rules, RoutingPolicyRule *in, RoutingPolicyRule **ret) {
_cleanup_(routing_policy_rule_freep) RoutingPolicyRule *rule = NULL;
_cleanup_free_ char *iif = NULL, *oif = NULL;
int r;
- assert_return(rules, -EINVAL);
+ assert(m);
+ assert(rules);
+ assert(in);
- if (_iif) {
- iif = strdup(_iif);
+ if (in->iif) {
+ iif = strdup(in->iif);
if (!iif)
return -ENOMEM;
}
- if (_oif) {
- oif = strdup(_oif);
+ if (in->oif) {
+ oif = strdup(in->oif);
if (!oif)
return -ENOMEM;
}
return r;
rule->manager = m;
- rule->family = family;
- rule->from = *from;
- rule->from_prefixlen = from_prefixlen;
- rule->to = *to;
- rule->to_prefixlen = to_prefixlen;
- rule->tos = tos;
- rule->fwmark = fwmark;
- rule->table = table;
+ rule->family = in->family;
+ rule->from = in->from;
+ rule->from_prefixlen = in->from_prefixlen;
+ rule->to = in->to;
+ rule->to_prefixlen = in->to_prefixlen;
+ rule->invert_rule = in->invert_rule;
+ rule->tos = in->tos;
+ rule->fwmark = in->fwmark;
+ rule->fwmask = in->fwmask;
+ rule->priority = in->priority;
+ rule->table = in->table;
rule->iif = TAKE_PTR(iif);
rule->oif = TAKE_PTR(oif);
- rule->protocol = protocol;
- rule->sport = *sport;
- rule->dport = *dport;
+ rule->protocol = in->protocol;
+ rule->sport = in->sport;
+ rule->dport = in->dport;
r = set_ensure_allocated(rules, &routing_policy_rule_hash_ops);
if (r < 0)
return 0;
}
-int routing_policy_rule_add(Manager *m,
- int family,
- const union in_addr_union *from,
- uint8_t from_prefixlen,
- const union in_addr_union *to,
- uint8_t to_prefixlen,
- uint8_t tos,
- uint32_t fwmark,
- uint32_t table,
- const char *iif,
- const char *oif,
- uint8_t protocol,
- const struct fib_rule_port_range *sport,
- const struct fib_rule_port_range *dport,
- RoutingPolicyRule **ret) {
-
- return routing_policy_rule_add_internal(m, &m->rules, family, from, from_prefixlen, to, to_prefixlen, tos, fwmark, table, iif, oif, protocol, sport, dport, ret);
+static int routing_policy_rule_add(Manager *m, RoutingPolicyRule *rule, RoutingPolicyRule **ret) {
+ return routing_policy_rule_add_internal(m, &m->rules, rule, ret);
}
-int routing_policy_rule_add_foreign(Manager *m,
- int family,
- const union in_addr_union *from,
- uint8_t from_prefixlen,
- const union in_addr_union *to,
- uint8_t to_prefixlen,
- uint8_t tos,
- uint32_t fwmark,
- uint32_t table,
- const char *iif,
- const char *oif,
- uint8_t protocol,
- const struct fib_rule_port_range *sport,
- const struct fib_rule_port_range *dport,
- RoutingPolicyRule **ret) {
- return routing_policy_rule_add_internal(m, &m->rules_foreign, family, from, from_prefixlen, to, to_prefixlen, tos, fwmark, table, iif, oif, protocol, sport, dport, ret);
+int routing_policy_rule_add_foreign(Manager *m, RoutingPolicyRule *rule, RoutingPolicyRule **ret) {
+ return routing_policy_rule_add_internal(m, &m->rules_foreign, rule, ret);
}
static int routing_policy_rule_remove_handler(sd_netlink *rtnl, sd_netlink_message *m, Link *link) {
link_ref(link);
- r = routing_policy_rule_add(link->manager, rule->family, &rule->from, rule->from_prefixlen, &rule->to,
- rule->to_prefixlen, rule->tos, rule->fwmark, rule->table, rule->iif, rule->oif, rule->protocol, &rule->sport, &rule->dport, NULL);
+ r = routing_policy_rule_add(link->manager, rule, NULL);
if (r < 0)
return log_error_errno(r, "Could not add rule: %m");
int routing_policy_rule_configure(RoutingPolicyRule *address, Link *link, link_netlink_message_handler_t callback);
int routing_policy_rule_remove(RoutingPolicyRule *routing_policy_rule, Link *link, link_netlink_message_handler_t callback);
-int routing_policy_rule_add(Manager *m, int family, const union in_addr_union *from, uint8_t from_prefixlen, const union in_addr_union *to, uint8_t to_prefixlen,
- uint8_t tos, uint32_t fwmark, uint32_t table, const char *iif, const char *oif, uint8_t protocol, const struct fib_rule_port_range *sport,
- const struct fib_rule_port_range *dport, RoutingPolicyRule **ret);
-int routing_policy_rule_add_foreign(Manager *m, int family, const union in_addr_union *from, uint8_t from_prefixlen, const union in_addr_union *to, uint8_t to_prefixlen,
- uint8_t tos, uint32_t fwmark, uint32_t table, const char *iif, const char *oif, uint8_t protocol, const struct fib_rule_port_range *sport,
- const struct fib_rule_port_range *dport, RoutingPolicyRule **ret);
-int routing_policy_rule_get(Manager *m, int family, const union in_addr_union *from, uint8_t from_prefixlen, const union in_addr_union *to, uint8_t to_prefixlen, uint8_t tos,
- uint32_t fwmark, uint32_t table, const char *iif, const char *oif, uint8_t protocol, struct fib_rule_port_range *sport,
- struct fib_rule_port_range *dport, RoutingPolicyRule **ret);
+int routing_policy_rule_add_foreign(Manager *m, RoutingPolicyRule *rule, RoutingPolicyRule **ret);
+int routing_policy_rule_get(Manager *m, RoutingPolicyRule *rule, RoutingPolicyRule **ret);
int routing_policy_rule_make_local(Manager *m, RoutingPolicyRule *rule);
int routing_policy_serialize_rules(Set *rules, FILE *f);
int routing_policy_load_rules(const char *state_file, Set **rules);