#include <ctype.h>
#include <net/if.h>
-#include "networkd.h"
-#include "networkd-netdev.h"
-#include "networkd-link.h"
-#include "network-internal.h"
#include "path-util.h"
#include "conf-files.h"
#include "conf-parser.h"
#include "util.h"
+#include "networkd.h"
+#include "networkd-netdev.h"
+#include "networkd-link.h"
+#include "network-internal.h"
static int network_load_one(Manager *manager, const char *filename) {
_cleanup_network_free_ Network *network = NULL;
_cleanup_fclose_ FILE *file = NULL;
+ char *d;
Route *route;
Address *address;
int r;
LIST_HEAD_INIT(network->static_addresses);
LIST_HEAD_INIT(network->static_routes);
+ LIST_HEAD_INIT(network->static_fdb_entries);
network->stacked_netdevs = hashmap_new(&string_hash_ops);
if (!network->stacked_netdevs)
if (!network->routes_by_section)
return log_oom();
+ network->fdb_entries_by_section = hashmap_new(NULL);
+ if (!network->fdb_entries_by_section)
+ return log_oom();
+
network->filename = strdup(filename);
if (!network->filename)
return log_oom();
- network->dhcp = DHCP_SUPPORT_NONE;
+ network->name = strdup(basename(filename));
+ if (!network->name)
+ return log_oom();
+
+ d = strrchr(network->name, '.');
+ if (!d)
+ return -EINVAL;
+
+ assert(streq(d, ".network"));
+
+ *d = '\0';
+
+ network->dhcp = ADDRESS_FAMILY_NO;
network->dhcp_ntp = true;
network->dhcp_dns = true;
network->dhcp_hostname = true;
network->llmnr = LLMNR_SUPPORT_YES;
+ network->link_local = ADDRESS_FAMILY_IPV6;
+
r = config_parse(NULL, filename, file,
"Match\0"
"Link\0"
"Route\0"
"DHCP\0"
"DHCPv4\0"
- "BridgePort\0",
+ "Bridge\0"
+ "BridgeFDB\0",
config_item_perf_lookup, network_network_gperf_lookup,
false, false, true, network);
if (r < 0)
return r;
+ /* IPMasquerade=yes implies IPForward=yes */
+ if (network->ip_masquerade)
+ network->ip_forward |= ADDRESS_FAMILY_IPV4;
+
LIST_PREPEND(networks, manager->networks, network);
+ r = hashmap_ensure_allocated(&manager->networks_by_name, &string_hash_ops);
+ if (r < 0)
+ return r;
+
+ r = hashmap_put(manager->networks_by_name, network->name, network);
+ if (r < 0)
+ return r;
+
LIST_FOREACH(routes, route, network->static_routes) {
if (!route->family) {
log_warning("Route section without Gateway field configured in %s. "
NetDev *netdev;
Route *route;
Address *address;
+ FdbEntry *fdb_entry;
Iterator i;
if (!network)
free(network->filename);
free(network->match_mac);
- free(network->match_path);
- free(network->match_driver);
- free(network->match_type);
- free(network->match_name);
+ strv_free(network->match_path);
+ strv_free(network->match_driver);
+ strv_free(network->match_type);
+ strv_free(network->match_name);
free(network->description);
free(network->dhcp_vendor_class_identifier);
while ((address = network->static_addresses))
address_free(address);
+ while ((fdb_entry = network->static_fdb_entries))
+ fdb_entry_free(fdb_entry);
+
hashmap_free(network->addresses_by_section);
hashmap_free(network->routes_by_section);
+ hashmap_free(network->fdb_entries_by_section);
+
+ if (network->manager) {
+ if (network->manager->networks)
+ LIST_REMOVE(networks, network->manager->networks, network);
+
+ if (network->manager->networks_by_name)
+ hashmap_remove(network->manager->networks_by_name, network->name);
+ }
- if (network->manager && network->manager->networks)
- LIST_REMOVE(networks, network->manager->networks, network);
+ free(network->name);
condition_free_list(network->match_host);
condition_free_list(network->match_virt);
free(network);
}
+int network_get_by_name(Manager *manager, const char *name, Network **ret) {
+ Network *network;
+
+ assert(manager);
+ assert(name);
+ assert(ret);
+
+ network = hashmap_get(manager->networks_by_name, name);
+ if (!network)
+ return -ENOENT;
+
+ *ret = network;
+
+ return 0;
+}
+
int network_get(Manager *manager, struct udev_device *device,
const char *ifname, const struct ether_addr *address,
Network **ret) {
udev_device_get_property_value(device, "ID_NET_DRIVER"),
udev_device_get_devtype(device),
ifname)) {
- const char *attr;
- uint8_t name_assign_type = NET_NAME_UNKNOWN;
-
if (network->match_name) {
+ const char *attr;
+ uint8_t name_assign_type = NET_NAME_UNKNOWN;
+
attr = udev_device_get_sysattr_value(device, "name_assign_type");
- (void)safe_atou8(attr, &name_assign_type);
+ if (attr)
+ (void)safe_atou8(attr, &name_assign_type);
if (name_assign_type == NET_NAME_ENUM)
- log_warning("%-*s: found matching network '%s', based on potentially unstable ifname",
+ log_warning("%-*s: found matching network '%s', based on potentially unpredictable ifname",
IFNAMSIZ, ifname, network->filename);
else
log_debug("%-*s: found matching network '%s'", IFNAMSIZ, ifname, network->filename);
break;
case NETDEV_KIND_VLAN:
case NETDEV_KIND_MACVLAN:
+ case NETDEV_KIND_IPVLAN:
case NETDEV_KIND_VXLAN:
r = hashmap_put(network->stacked_netdevs, netdev->ifname, netdev);
if (r < 0) {
if (netdev->kind != NETDEV_KIND_IPIP &&
netdev->kind != NETDEV_KIND_SIT &&
netdev->kind != NETDEV_KIND_GRE &&
- netdev->kind != NETDEV_KIND_VTI) {
+ netdev->kind != NETDEV_KIND_GRETAP &&
+ netdev->kind != NETDEV_KIND_IP6GRE &&
+ netdev->kind != NETDEV_KIND_IP6GRETAP &&
+ netdev->kind != NETDEV_KIND_VTI &&
+ netdev->kind != NETDEV_KIND_IP6TNL
+ ) {
log_syntax(unit, LOG_ERR, filename, line, EINVAL,
"NetDev is not a tunnel, ignoring assignment: %s", rvalue);
return 0;
return 0;
}
-static const char* const dhcp_support_table[_DHCP_SUPPORT_MAX] = {
- [DHCP_SUPPORT_NONE] = "none",
- [DHCP_SUPPORT_BOTH] = "both",
- [DHCP_SUPPORT_V4] = "v4",
- [DHCP_SUPPORT_V6] = "v6",
-};
+int config_parse_ipv4ll(
+ const char* unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
-DEFINE_STRING_TABLE_LOOKUP(dhcp_support, DHCPSupport);
+ AddressFamilyBoolean *link_local = data;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(data);
+
+ /* Note that this is mostly like
+ * config_parse_address_family_boolean(), except that it
+ * applies only to IPv4 */
+
+ if (parse_boolean(rvalue))
+ *link_local |= ADDRESS_FAMILY_IPV4;
+ else
+ *link_local &= ~ADDRESS_FAMILY_IPV4;
+
+ return 0;
+}
int config_parse_dhcp(
const char* unit,
void *data,
void *userdata) {
- DHCPSupport *dhcp = data;
- int k;
+ AddressFamilyBoolean *dhcp = data, s;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
- /* Our enum shall be a superset of booleans, hence first try
- * to parse as boolean, and then as enum */
-
- k = parse_boolean(rvalue);
- if (k > 0)
- *dhcp = DHCP_SUPPORT_BOTH;
- else if (k == 0)
- *dhcp = DHCP_SUPPORT_NONE;
- else {
- DHCPSupport s;
-
- s = dhcp_support_from_string(rvalue);
- if (s < 0){
- log_syntax(unit, LOG_ERR, filename, line, -s, "Failed to parse DHCP option, ignoring: %s", rvalue);
+ /* Note that this is mostly like
+ * config_parse_address_family_boolean(), except that it
+ * understands some old names for the enum values */
+
+ s = address_family_boolean_from_string(rvalue);
+ if (s < 0) {
+
+ /* Previously, we had a slightly different enum here,
+ * support its values for compatbility. */
+
+ if (streq(rvalue, "none"))
+ s = ADDRESS_FAMILY_NO;
+ else if (streq(rvalue, "v4"))
+ s = ADDRESS_FAMILY_IPV4;
+ else if (streq(rvalue, "v6"))
+ s = ADDRESS_FAMILY_IPV6;
+ else if (streq(rvalue, "both"))
+ s = ADDRESS_FAMILY_YES;
+ else {
+ log_syntax(unit, LOG_ERR, filename, line, s, "Failed to parse DHCP option, ignoring: %s", rvalue);
return 0;
}
-
- *dhcp = s;
}
+ *dhcp = s;
return 0;
}
assert(filename);
assert(lvalue);
assert(rvalue);
- assert(data);
+ assert(llmnr);
/* Our enum shall be a superset of booleans, hence first try
* to parse as boolean, and then as enum */
return 0;
}
+
+int config_parse_ipv6token(
+ const char* unit,
+ const char *filename,
+ unsigned line,
+ const char *section,
+ unsigned section_line,
+ const char *lvalue,
+ int ltype,
+ const char *rvalue,
+ void *data,
+ void *userdata) {
+
+ union in_addr_union buffer;
+ struct in6_addr *token = data;
+ int r;
+
+ assert(filename);
+ assert(lvalue);
+ assert(rvalue);
+ assert(token);
+
+ r = in_addr_from_string(AF_INET6, rvalue, &buffer);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, -r, "Failed to parse IPv6 token, ignoring: %s", rvalue);
+ return 0;
+ }
+
+ r = in_addr_is_null(AF_INET6, &buffer);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, -r, "IPv6 token can not be the ANY address, ignoring: %s", rvalue);
+ return 0;
+ }
+
+ if ((buffer.in6.s6_addr32[0] | buffer.in6.s6_addr32[1]) != 0) {
+ log_syntax(unit, LOG_ERR, filename, line, EINVAL, "IPv6 token can not be longer than 64 bits, ignoring: %s", rvalue);
+ return 0;
+ }
+
+ *token = buffer.in6;
+
+ return 0;
+}
~ianmdlvl / elogind.git / blobdiff