Add more autotests

- firewall keepstate and fwsync
- firewall with 'via' in ruleset
- fib with ignore some rib tables
- routing with mpls-over-udp tunnel
- ecmp with weight
- decap + nat64 + mpls-over-udp tunnel
- large communities with explicit best
- balancer. reload, tcp, udp
- balancer real ipv4
- balancer with scheduler 'wrr'
- metabalancer
- logical port without vlan

autotest/units/001_one_port/040_firewall_keepstate_with_sync_mixed/autotest.yaml

@@ -0,0 +1,35 @@
+steps:
+- ipv4Update: "0.0.0.0/0 -> 200.0.0.1"
+- ipv6Update: "::/0 -> fe80::1"
+- sendPackets:
+  - port: kni0
+    send: 001-send.pcap
+    expect: 001-expect.pcap
+- sendPackets:
+  - port: kni0
+    send: 002-send.pcap
+    expect: 002-expect.pcap
+- sendPackets:
+  - port: kni0
+    send: 003-send.pcap
+    expect: 003-expect.pcap
+- sleep: 1
+- sendPackets:
+  - port: kni0
+    send: 004-send.pcap
+    expect: 004-expect.pcap
+- clearFWState: 1
+- sendPackets:
+  - port: kni0
+    send: 005-send.pcap
+    expect: 005-expect.pcap
+- sleep: 1
+- sendPackets:
+  - port: kni0
+    send: 006-send.pcap
+    expect: 006-expect.pcap
+- sendPackets:
+    - port: kni0
+      send: 007-send.pcap
+      expect: 007-expect.pcap
+- clearFWState: 1

autotest/units/001_one_port/040_firewall_keepstate_with_sync_mixed/controlplane.conf

@@ -0,0 +1,64 @@
+{
+  "modules": {
+    "lp0.100": {
+      "type": "logicalPort",
+      "physicalPort": "kni0",
+      "vlanId": "100",
+      "macAddress": "00:11:22:33:44:55",
+      "nextModule": "acl0"
+    },
+    "lp0.200": {
+      "type": "logicalPort",
+      "physicalPort": "kni0",
+      "vlanId": "200",
+      "macAddress": "00:11:22:33:44:55",
+      "nextModule": "acl0"
+    },
+    "lp0.2000": {
+      "type": "logicalPort",
+      "physicalPort": "kni0",
+      "vlanId": "2000",
+      "macAddress": "00:11:22:33:44:55",
+      "nextModule": "acl0"
+    },
+    "acl0": {
+      "type": "acl",
+      "firewall": "firewall.txt",
+      "synchronization": {
+        "ipv6SourceAddress": "fe80::f1",
+        "multicastIpv6Address": "ff02::1",
+        "multicastDestinationPort": 11995,
+        "logicalPorts": [
+            "lp0.2000"
+        ],
+        "ingressNextModule": "vrf0"
+      },
+      "nextModules": [
+        "vrf0"
+      ]
+    },
+    "vrf0": {
+      "type": "route",
+      "interfaces": {
+        "kni0.100": {
+          "ipv6Prefix": "fe80::2/64",
+          "neighborIPv6Address": "fe80::1",
+          "neighborMacAddress": "00:00:00:11:11:11",
+          "nextModule": "lp0.100"
+        },
+        "kni0.200": {
+          "ipv4Prefix": "200.0.0.2/24",
+          "neighborIPv4Address": "200.0.0.1",
+          "neighborMacAddress": "00:00:00:22:22:22",
+          "nextModule": "lp0.200"
+        },
+        "kni0.2000": {
+          "ipAddresses": ["ff02::2000"],
+          "neighborIPv6Address": "fe80::2000",
+          "neighborMacAddress": "00:00:00:33:33:33",
+          "nextModule": "lp0.2000"
+        }
+      }
+    }
+  }
+}

autotest/units/001_one_port/040_firewall_keepstate_with_sync_mixed/firewall.txt

@@ -0,0 +1,8 @@
+:BEGIN
+add skipto :IN ip from any to any in
+
+:IN
+add allow ip from 13.0.0.0/24 to any keep-state
+add allow ip from any to 2332:898:ff1c:2030::/64 keep-state
+add allow tcp from 2332:898:ffee:0:0:5678::/ffff:ffff:ffff:0000:ffff:ffff:: to 2332:898:ffee:0:0:5678::/ffff:ffff:ffff:0000:ffff:ffff:: 10053 keep-state
+add deny ip from any to any