networkd: add basic support for MACVLANs

1 files changed, 49 insertions, 1 deletions

diff --git a/src/network/networkd-network.c b/src/network/networkd-network.c
index 14fa92aeaf..ca79d4ff6d 100644
--- a/src/network/networkd-network.c
+++ b/src/network/networkd-network.c
@@ -53,10 +53,14 @@ static int network_load_one(Manager *manager, const char *filename) {
         LIST_HEAD_INIT(network->static_addresses);
         LIST_HEAD_INIT(network->static_routes);
 
-        network->vlans = hashmap_new(uint64_hash_func, uint64_compare_func);
+        network->vlans = hashmap_new(string_hash_func, string_compare_func);
         if (!network->vlans)
                 return log_oom();
 
+        network->macvlans = hashmap_new(uint64_hash_func, uint64_compare_func);
+        if (!network->macvlans)
+                return log_oom();
+
         network->addresses_by_section = hashmap_new(uint64_hash_func, uint64_compare_func);
         if (!network->addresses_by_section)
                 return log_oom();
@@ -150,6 +154,8 @@ void network_free(Network *network) {
 
         hashmap_free(network->vlans);
 
+        hashmap_free(network->macvlans);
+
         while ((route = network->static_routes))
                 route_free(route);
 
@@ -330,3 +336,45 @@ int config_parse_vlan(const char *unit,
 
         return 0;
 }
+
+int config_parse_macvlan(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) {
+        Network *network = userdata;
+        NetDev *netdev;
+        int r;
+
+        assert(filename);
+        assert(lvalue);
+        assert(rvalue);
+        assert(data);
+
+        r = netdev_get(network->manager, rvalue, &netdev);
+        if (r < 0) {
+                log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+                           "MACVLAN is invalid, ignoring assignment: %s", rvalue);
+                return 0;
+        }
+
+        if (netdev->kind != NETDEV_KIND_MACVLAN) {
+                log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+                           "NetDev is not a MACVLAN, ignoring assignment: %s", rvalue);
+                return 0;
+        }
+
+        r = hashmap_put(network->macvlans, netdev->name, netdev);
+        if (r < 0) {
+                log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+                           "Can not add MACVLAN to network: %s", rvalue);
+                return 0;
+        }
+
+        return 0;
+}