nmstate: support VLAN interface name without partition number

- E.g. vlan.456
- Test added for this use case

ncm-network/src/main/perl/nmstate.pm

@@ -67,7 +67,7 @@ sub is_valid_interface
             (?: \A | / )
             # $1 will capture for example:
             # eth0  bond1  eth0.101  bond0.102 or dummy_$key
-            ( \w+ \d+ (?: \. \d+ )? | dummy_.* )
+            ( \w+ \d* (?: \. \d+ )? | dummy_.* )
             # Suffix (not captured)
             \. yml \z
         }x

ncm-network/src/test/perl/nmstate_advance.t

@@ -150,6 +150,35 @@ routes:
 EOF
 
 
+Readonly my $VLAN_456_YML => <<EOF;
+# File generated by NCM::Component::nmstate. Do not edit
+---
+interfaces:
+- ipv4:
+    address:
+    - ip: 4.3.2.1
+      prefix-length: 24
+    dhcp: false
+    enabled: true
+  name: vlan.456
+  profile-name: vlan.456
+  state: up
+  type: vlan
+  vlan:
+    base-iface: eth0
+    id: '456'
+routes:
+  config:
+  - next-hop-interface: vlan.456
+    state: absent
+  - destination: 0.0.0.0/0
+    next-hop-address: 4.3.2.254
+    next-hop-interface: vlan.456
+  - destination: 1.2.3.4/32
+    next-hop-interface: vlan.456
+EOF
+
+
 Readonly my $DHCP_YML => <<EOF;
 # File generated by NCM::Component::nmstate. Do not edit
 ---
@@ -338,6 +367,9 @@ is($vlanyml2, $VLAN0_YML, "Exact vlan0 yml config");
 my $vlanyml3 = get_file_contents("/etc/nmstate/vlan1.123.yml");
 is($vlanyml3, $VLAN1_123_YML, "Exact vlan1.123 yml config");
 
+my $vlanyml4 = get_file_contents("/etc/nmstate/vlan.456.yml");
+is($vlanyml4, $VLAN_456_YML, "Exact vlan.456 yml config");
+
 my $ibyml = get_file_contents("/etc/nmstate/ib0.yml");
 is($ibyml, $IB_YML, "Exact ib0 yml config");
 
@@ -365,6 +397,7 @@ ok(command_history_ok([
   '/usr/bin/nmstatectl apply /etc/nmstate/ib1.12345.yml',
   '/usr/bin/nmstatectl apply /etc/nmstate/vlan0.yml',
   '/usr/bin/nmstatectl apply /etc/nmstate/vlan1.123.yml',
+  '/usr/bin/nmstatectl apply /etc/nmstate/vlan.456.yml',
   '/usr/bin/nmstatectl apply /etc/nmstate/bond0.yml',
 ], []));
 

ncm-network/src/test/resources/nmstate_advance.pan

@@ -49,6 +49,12 @@ prefix "/system/network/interfaces/vlan1.123";
 "physdev" = "eth0";
 "route/0" = dict("address", "1.2.3.4");
 
+# test vlan interface vlan.456 (no partition number, VLAN ID in interface name)
+"/system/network/interfaces/vlan.456" = create("vlaninterface");
+prefix "/system/network/interfaces/vlan.456";
+"physdev" = "eth0";
+"route/0" = dict("address", "1.2.3.4");
+
 # test ib interface (default and with pkey)
 prefix "/system/network/interfaces/ib0";
 "ip" = "10.11.12.13";