#include "alloc-util.h"
#include "bridge.h"
#include "netlink-util.h"
-#include "networkd-fdb.h"
+#include "networkd-bridge-fdb.h"
#include "networkd-link.h"
#include "networkd-manager.h"
#include "networkd-network.h"
#include "vlan-util.h"
#include "vxlan.h"
-#define STATIC_FDB_ENTRIES_PER_NETWORK_MAX 1024U
+#define STATIC_BRIDGE_FDB_ENTRIES_PER_NETWORK_MAX 1024U
/* remove and FDB entry. */
-FdbEntry *fdb_entry_free(FdbEntry *fdb_entry) {
- if (!fdb_entry)
+BridgeFDB *bridge_fdb_free(BridgeFDB *fdb) {
+ if (!fdb)
return NULL;
- if (fdb_entry->network) {
- assert(fdb_entry->section);
- hashmap_remove(fdb_entry->network->fdb_entries_by_section, fdb_entry->section);
+ if (fdb->network) {
+ assert(fdb->section);
+ hashmap_remove(fdb->network->bridge_fdb_entries_by_section, fdb->section);
}
- network_config_section_free(fdb_entry->section);
- return mfree(fdb_entry);
+ network_config_section_free(fdb->section);
+ return mfree(fdb);
}
-DEFINE_NETWORK_SECTION_FUNCTIONS(FdbEntry, fdb_entry_free);
+DEFINE_NETWORK_SECTION_FUNCTIONS(BridgeFDB, bridge_fdb_free);
/* create a new FDB entry or get an existing one. */
-static int fdb_entry_new_static(
+static int bridge_fdb_new_static(
Network *network,
const char *filename,
unsigned section_line,
- FdbEntry **ret) {
+ BridgeFDB **ret) {
_cleanup_(network_config_section_freep) NetworkConfigSection *n = NULL;
- _cleanup_(fdb_entry_freep) FdbEntry *fdb_entry = NULL;
+ _cleanup_(bridge_fdb_freep) BridgeFDB *fdb = NULL;
int r;
assert(network);
return r;
/* search entry in hashmap first. */
- fdb_entry = hashmap_get(network->fdb_entries_by_section, n);
- if (fdb_entry) {
- *ret = TAKE_PTR(fdb_entry);
+ fdb = hashmap_get(network->bridge_fdb_entries_by_section, n);
+ if (fdb) {
+ *ret = TAKE_PTR(fdb);
return 0;
}
- if (hashmap_size(network->fdb_entries_by_section) >= STATIC_FDB_ENTRIES_PER_NETWORK_MAX)
+ if (hashmap_size(network->bridge_fdb_entries_by_section) >= STATIC_BRIDGE_FDB_ENTRIES_PER_NETWORK_MAX)
return -E2BIG;
/* allocate space for and FDB entry. */
- fdb_entry = new(FdbEntry, 1);
- if (!fdb_entry)
+ fdb = new(BridgeFDB, 1);
+ if (!fdb)
return -ENOMEM;
/* init FDB structure. */
- *fdb_entry = (FdbEntry) {
+ *fdb = (BridgeFDB) {
.network = network,
.section = TAKE_PTR(n),
.vni = VXLAN_VID_MAX + 1,
- .fdb_ntf_flags = NEIGHBOR_CACHE_ENTRY_FLAGS_SELF,
+ .ntf_flags = NEIGHBOR_CACHE_ENTRY_FLAGS_SELF,
};
- r = hashmap_ensure_put(&network->fdb_entries_by_section, &network_config_hash_ops, fdb_entry->section, fdb_entry);
+ r = hashmap_ensure_put(&network->bridge_fdb_entries_by_section, &network_config_hash_ops, fdb->section, fdb);
if (r < 0)
return r;
/* return allocated FDB structure. */
- *ret = TAKE_PTR(fdb_entry);
+ *ret = TAKE_PTR(fdb);
return 0;
}
}
/* send a request to the kernel to add a FDB entry in its static MAC table. */
-static int fdb_entry_configure(Link *link, FdbEntry *fdb_entry) {
+static int bridge_fdb_configure(Link *link, BridgeFDB *fdb) {
_cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL;
int r;
assert(link);
assert(link->network);
assert(link->manager);
- assert(fdb_entry);
+ assert(fdb);
/* create new RTM message */
r = sd_rtnl_message_new_neigh(link->manager->rtnl, &req, RTM_NEWNEIGH, link->ifindex, AF_BRIDGE);
if (r < 0)
return log_link_error_errno(link, r, "Could not create RTM_NEWNEIGH message: %m");
- r = sd_rtnl_message_neigh_set_flags(req, fdb_entry->fdb_ntf_flags);
+ r = sd_rtnl_message_neigh_set_flags(req, fdb->ntf_flags);
if (r < 0)
return log_link_error_errno(link, r, "Could not set neighbor flags: %m");
if (r < 0)
return log_link_error_errno(link, r, "Could not set neighbor state: %m");
- r = sd_netlink_message_append_data(req, NDA_LLADDR, &fdb_entry->mac_addr, sizeof(fdb_entry->mac_addr));
+ r = sd_netlink_message_append_data(req, NDA_LLADDR, &fdb->mac_addr, sizeof(fdb->mac_addr));
if (r < 0)
return log_link_error_errno(link, r, "Could not append NDA_LLADDR attribute: %m");
/* VLAN Id is optional. We'll add VLAN Id only if it's specified. */
- if (fdb_entry->vlan_id > 0) {
- r = sd_netlink_message_append_u16(req, NDA_VLAN, fdb_entry->vlan_id);
+ if (fdb->vlan_id > 0) {
+ r = sd_netlink_message_append_u16(req, NDA_VLAN, fdb->vlan_id);
if (r < 0)
return log_link_error_errno(link, r, "Could not append NDA_VLAN attribute: %m");
}
- if (in_addr_is_set(fdb_entry->family, &fdb_entry->destination_addr)) {
- r = netlink_message_append_in_addr_union(req, NDA_DST, fdb_entry->family, &fdb_entry->destination_addr);
+ if (in_addr_is_set(fdb->family, &fdb->destination_addr)) {
+ r = netlink_message_append_in_addr_union(req, NDA_DST, fdb->family, &fdb->destination_addr);
if (r < 0)
return log_link_error_errno(link, r, "Could not append NDA_DST attribute: %m");
}
- if (fdb_entry->vni <= VXLAN_VID_MAX) {
- r = sd_netlink_message_append_u32(req, NDA_VNI, fdb_entry->vni);
+ if (fdb->vni <= VXLAN_VID_MAX) {
+ r = sd_netlink_message_append_u32(req, NDA_VNI, fdb->vni);
if (r < 0)
return log_link_error_errno(link, r, "Could not append NDA_VNI attribute: %m");
}
}
int link_set_bridge_fdb(Link *link) {
- FdbEntry *fdb_entry;
+ BridgeFDB *fdb;
int r;
assert(link);
assert(link->network);
- HASHMAP_FOREACH(fdb_entry, link->network->fdb_entries_by_section) {
- r = fdb_entry_configure(link, fdb_entry);
+ HASHMAP_FOREACH(fdb, link->network->bridge_fdb_entries_by_section) {
+ r = bridge_fdb_configure(link, fdb);
if (r < 0)
return log_link_error_errno(link, r, "Failed to add MAC entry to static MAC table: %m");
}
return 0;
}
-void network_drop_invalid_fdb_entries(Network *network) {
- FdbEntry *fdb_entry;
+void network_drop_invalid_bridge_fdb_entries(Network *network) {
+ BridgeFDB *fdb;
assert(network);
- HASHMAP_FOREACH(fdb_entry, network->fdb_entries_by_section)
- if (section_is_invalid(fdb_entry->section))
- fdb_entry_free(fdb_entry);
+ HASHMAP_FOREACH(fdb, network->bridge_fdb_entries_by_section)
+ if (section_is_invalid(fdb->section))
+ bridge_fdb_free(fdb);
}
/* parse the HW address from config files. */
void *data,
void *userdata) {
+ _cleanup_(bridge_fdb_free_or_set_invalidp) BridgeFDB *fdb = NULL;
Network *network = userdata;
- _cleanup_(fdb_entry_free_or_set_invalidp) FdbEntry *fdb_entry = NULL;
int r;
assert(filename);
assert(rvalue);
assert(data);
- r = fdb_entry_new_static(network, filename, section_line, &fdb_entry);
+ r = bridge_fdb_new_static(network, filename, section_line, &fdb);
if (r < 0)
return log_oom();
- r = ether_addr_from_string(rvalue, &fdb_entry->mac_addr);
+ r = ether_addr_from_string(rvalue, &fdb->mac_addr);
if (r < 0) {
log_syntax(unit, LOG_WARNING, filename, line, r, "Not a valid MAC address, ignoring assignment: %s", rvalue);
return 0;
}
- fdb_entry = NULL;
-
+ TAKE_PTR(fdb);
return 0;
}
void *data,
void *userdata) {
+ _cleanup_(bridge_fdb_free_or_set_invalidp) BridgeFDB *fdb = NULL;
Network *network = userdata;
- _cleanup_(fdb_entry_free_or_set_invalidp) FdbEntry *fdb_entry = NULL;
int r;
assert(filename);
assert(rvalue);
assert(data);
- r = fdb_entry_new_static(network, filename, section_line, &fdb_entry);
+ r = bridge_fdb_new_static(network, filename, section_line, &fdb);
if (r < 0)
return log_oom();
r = config_parse_vlanid(unit, filename, line, section,
section_line, lvalue, ltype,
- rvalue, &fdb_entry->vlan_id, userdata);
+ rvalue, &fdb->vlan_id, userdata);
if (r < 0)
return r;
- fdb_entry = NULL;
-
+ TAKE_PTR(fdb);
return 0;
}
void *data,
void *userdata) {
- _cleanup_(fdb_entry_free_or_set_invalidp) FdbEntry *fdb_entry = NULL;
+ _cleanup_(bridge_fdb_free_or_set_invalidp) BridgeFDB *fdb = NULL;
Network *network = userdata;
int r;
assert(rvalue);
assert(data);
- r = fdb_entry_new_static(network, filename, section_line, &fdb_entry);
+ r = bridge_fdb_new_static(network, filename, section_line, &fdb);
if (r < 0)
return log_oom();
- r = in_addr_from_string_auto(rvalue, &fdb_entry->family, &fdb_entry->destination_addr);
+ r = in_addr_from_string_auto(rvalue, &fdb->family, &fdb->destination_addr);
if (r < 0) {
log_syntax(unit, LOG_WARNING, filename, line, r,
"FDB destination IP address is invalid, ignoring assignment: %s",
return 0;
}
- fdb_entry = NULL;
-
+ TAKE_PTR(fdb);
return 0;
}
void *data,
void *userdata) {
- _cleanup_(fdb_entry_free_or_set_invalidp) FdbEntry *fdb_entry = NULL;
+ _cleanup_(bridge_fdb_free_or_set_invalidp) BridgeFDB *fdb = NULL;
Network *network = userdata;
uint32_t vni;
int r;
assert(rvalue);
assert(data);
- r = fdb_entry_new_static(network, filename, section_line, &fdb_entry);
+ r = bridge_fdb_new_static(network, filename, section_line, &fdb);
if (r < 0)
return log_oom();
return 0;
}
- fdb_entry->vni = vni;
- fdb_entry = NULL;
+ fdb->vni = vni;
+ TAKE_PTR(fdb);
return 0;
}
-static const char* const fdb_ntf_flags_table[_NEIGHBOR_CACHE_ENTRY_FLAGS_MAX] = {
+static const char* const ntf_flags_table[_NEIGHBOR_CACHE_ENTRY_FLAGS_MAX] = {
[NEIGHBOR_CACHE_ENTRY_FLAGS_USE] = "use",
[NEIGHBOR_CACHE_ENTRY_FLAGS_SELF] = "self",
[NEIGHBOR_CACHE_ENTRY_FLAGS_MASTER] = "master",
[NEIGHBOR_CACHE_ENTRY_FLAGS_ROUTER] = "router",
};
-DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(fdb_ntf_flags, NeighborCacheEntryFlags);
+DEFINE_PRIVATE_STRING_TABLE_LOOKUP_FROM_STRING(ntf_flags, NeighborCacheEntryFlags);
int config_parse_fdb_ntf_flags(
const char *unit,
void *data,
void *userdata) {
- _cleanup_(fdb_entry_free_or_set_invalidp) FdbEntry *fdb_entry = NULL;
+ _cleanup_(bridge_fdb_free_or_set_invalidp) BridgeFDB *fdb = NULL;
Network *network = userdata;
+ NeighborCacheEntryFlags f;
int r;
assert(filename);
assert(rvalue);
assert(data);
- r = fdb_entry_new_static(network, filename, section_line, &fdb_entry);
+ r = bridge_fdb_new_static(network, filename, section_line, &fdb);
if (r < 0)
return log_oom();
- NeighborCacheEntryFlags f = fdb_ntf_flags_from_string(rvalue);
+ f = ntf_flags_from_string(rvalue);
if (f < 0) {
log_syntax(unit, LOG_WARNING, filename, line, f,
"FDB failed to parse AssociatedWith=, ignoring assignment: %s",
return 0;
}
- fdb_entry->fdb_ntf_flags = f;
- fdb_entry = NULL;
+ fdb->ntf_flags = f;
+ TAKE_PTR(fdb);
return 0;
}