add host-ubuntu initial version

.github/workflows/container_build_host_ubuntu.yml

@@ -0,0 +1,27 @@
+---
+name: Create Ubuntu host container image
+
+on:
+  push:
+    branches: ['**']  # branches will be filtered in the jobs
+    paths:
+      - .github/workflows/container_build_host_ubuntu.yml
+      - .github/workflows/container_build_child.yml
+      - containers/host-ubuntu/**
+  workflow_dispatch:
+    branches: ['**']  # branches will be filtered in the jobs
+
+jobs:
+  build-demo-container:
+    # fork - build container from any branch for testing
+    # parent repo - build on main branch only
+    if: github.repository != 'aristanetworks/acLabs' || github.ref == 'refs/heads/main'
+    uses: ./.github/workflows/container_build_child.yml
+    with:
+      container_name: "host-ubuntu"
+      image_tags: "latest"
+      from_image: "ubuntu"
+      from_variant: "24.04"
+      username: "admin"
+      user_id: "1001"
+      group_id: "1001"

containers/host-ubuntu/.devcontainer/Dockerfile

@@ -0,0 +1,54 @@
+ARG FROM_IMAGE
+ARG FROM_VARIANT
+
+FROM ${FROM_IMAGE}:${FROM_VARIANT}
+
+ARG USERNAME
+
+# Install essential tools.
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends \
+    make \
+    curl \
+    git-all \
+    python3 \
+    python3-pip \
+    sudo \
+    wget \
+    # TODO: have to review the bottom part later
+    ca-certificates \
+    cdpr \
+    dnsutils \
+    dsniff \
+    ipcalc \
+    iperf \
+    iperf3 \
+    fping \
+    gnupg \
+    gsutil \
+    ifenslave \
+    inetutils-traceroute \
+    iputils-* \
+    libkrb5-dev \
+    lldpd \
+    locales \
+    mtr \
+    nano \
+    net-tools \
+    netplan.io \
+    openssh-server \
+    snapd \
+    tzdata \
+    # ufw \
+    vim
+    # no need to reduce the image size for now
+    # && rm -rf /var/lib/apt/lists/* \
+    # && rm -Rf /usr/share/doc && rm -Rf /usr/share/man \
+    # && apt-get clean
+
+COPY ./entrypoint.sh /bin/entrypoint.sh
+RUN chmod +x /bin/entrypoint.sh
+
+USER ${USERNAME}
+
+ENTRYPOINT [ "/bin/entrypoint.sh" ]

containers/host-ubuntu/.devcontainer/devcontainer.json

@@ -0,0 +1,32 @@
+{
+    "build": {
+        "dockerfile": "./Dockerfile",
+        "context": ".",
+        "args": {
+            "FROM_IMAGE": "${localEnv:FROM_IMAGE}",
+            "FROM_VARIANT": "${localEnv:FROM_VARIANT}",
+            "USERNAME": "${localEnv:USERNAME}",
+            "UID": "${localEnv:UID}",
+            "GID": "${localEnv:GID}"
+        }
+    },
+    "features": {
+        "ghcr.io/devcontainers/features/common-utils:2":{
+            "installZsh": true,
+            "installOhMyZsh": true,
+            "configureZshAsDefaultShell": true,
+            "username": "${localEnv:USERNAME}",
+            "userUid": "${localEnv:UID}",
+            "userGid": "${localEnv:GID}",
+            // do not update packages to reduce build time
+            "upgradePackages": "false"
+        }
+        // Add sshd
+        // "ghcr.io/devcontainers/features/sshd:1": {
+        //     "version": "latest"
+        // }
+    },
+
+	// Set `remoteUser` to `root` to connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
+	"remoteUser": "${localEnv:USERNAME}"
+  }

containers/host-ubuntu/.devcontainer/entrypoint.sh

@@ -0,0 +1,110 @@
+#!/bin/bash
+
+# preserve environment variables
+if [ "$(id -u)" != "0" ]; then
+  exec sudo --preserve-env=TMODE,TACTIVE,TBACKUP,SSH_PASSWORD,IPV4,IPV6,GW,STATIC_ROUTE "$0" "$@"
+fi
+
+# set admin password for SSH access
+if [ -z "${SSH_PASSWORD}" ]; then
+  SSH_PASSWORD='admin'
+fi
+
+echo "admin:${SSH_PASSWORD}" | sudo chpasswd
+
+# start SSH server
+sudo service ssh start
+
+UPLINK='eth1'
+
+# TMODE is expected to be set via the containerlab topology file prior to deployment
+# Expected values are "lacp" or "static" or "active-backup" which will bond eth1 and eth2
+if [ -z "$TMODE" ]; then
+  TMODE='none'
+fi
+
+# TACTIVE and TBACKUP to be set via the containerlab topology file for active-backup runner
+# expected values are "eth1" or "eth2" default is "eth1" active and "eth2" backup
+if [ -z "$TACTIVE" ]; then
+  TACTIVE='eth1'
+  TBACKUP='eth2'
+elif [ "$TACTIVE" == 'eth1' ]; then
+  TBACKUP='eth2'
+elif [ "$TACTIVE" == 'eth2' ]; then
+  TBACKUP='eth1'
+fi
+
+if [ "$TMODE" == 'lacp' ]; then
+
+    UPLINK='bond0'
+
+    sudo ip link set eth1 down
+    sudo ip link set eth2 down
+
+    sudo ip link add ${UPLINK} type bond mode 802.3ad
+
+    sudo ip link set eth1 master ${UPLINK}
+    sudo ip link set eth2 master ${UPLINK}
+
+    if [ -z "$UPLINK_MAC" ]; then
+      UPLINK_MAC="c0:d6:82:00:$(openssl rand -hex 1):$(openssl rand -hex 1)"
+    fi
+    sudo ip link set dev ${UPLINK} address "${UPLINK_MAC}"
+    sudo ip link set ${UPLINK} up
+
+elif ! [ -z "${PHONE}" ] ; then
+
+    UPLINK='br0'
+
+    # Create br0
+    sudo ip link add name br0 type bridge
+
+    if [ -z "$UPLINK_MAC" ]; then
+      UPLINK_MAC="30:86:2d:00:$(openssl rand -hex 1):$(openssl rand -hex 1)"
+    fi
+    sudo ip link set dev ${UPLINK} address "${UPLINK_MAC}"
+
+    # Disable STP, provide add'l visibility
+    sudo ip link set ${UPLINK} type bridge stp_state 0
+    sudo ip link set ${UPLINK} type bridge vlan_stats_per_port 1
+
+    # Bring up Bridge Interface and add eth1 & eth2 (Note: eths must be UP to add)
+    sudo ip link set dev ${UPLINK} up
+    sudo ip link set eth1 master ${UPLINK}
+    sudo ip link set eth2 master ${UPLINK}
+
+    # Add Simple Multicast Support
+    #sysctl net.ipv4.conf.br0.mc_forwarding=1
+    #sysctl net.ipv6.conf.br0.mc_forwarding=1
+    sudo ip link set ${UPLINK} type bridge mcast_stats_enabled 1
+
+    # Customize LLDP
+    # lldpcli configure ports eth1,eth2,br0 lldp status rx-only
+fi
+
+# configure IP addresses and routes
+if ! [ -z "${IPV4}" ]; then
+    sudo ip addr add ${IPV4} dev ${UPLINK}
+fi
+
+if ! [ -z "${IPV6}" ]; then
+    sudo ip -6 addr add ${IPV6} dev ${UPLINK}
+fi
+
+if ! [ -z "${GW}" ]; then
+    # add static routes
+    sudo ip route add ${STATIC_ROUTE} via ${GW} dev ${UPLINK}
+    sudo ip route add 224.0.0.0/4 via ${GW} dev ${UPLINK}
+fi
+
+# Execute command from docker cli if any.
+if [ ${@+True} ]; then
+  exec "$@"
+# Otherwise just enter sh or zsh.
+else
+  if [ -f "/bin/zsh" ]; then
+    exec zsh
+  else
+    exec sh
+  fi
+fi

labs/techlib-vxlan-domain-a/clab/topology.clab.yml

@@ -21,7 +21,7 @@ topology:
     ceos:
       image: arista/ceos:4.32.1F
     linux:
-      image: ghcr.io/aristanetworks/aclabs/host-alpine:latest
+      image: ghcr.io/aristanetworks/aclabs/host-ubuntu:latest
 
   nodes:
 ###############################################################
@@ -112,36 +112,72 @@ topology:
     HostA1:
       kind: linux
       mgmt-ipv4: 172.100.100.201
+      env:
+        TMODE: lacp
+        IPV4: 10.10.10.101/24
+        STATIC_ROUTE: 10.0.0.0/8
+        GW: 10.10.10.1
+        IPV6: 2001:db8:10:10::101/64
       # exec:
       #   - bash /usr/local/bin/hostnetconfig.sh -b -i4 10.10.10.101/24 -i6 2001:db8:10:10::101/64 -g 10.10.10.1
 
     HostA2:
       kind: linux
       mgmt-ipv4: 172.100.100.202
+      env:
+        TMODE: lacp
+        IPV4: 10.30.30.101/24
+        STATIC_ROUTE: 10.0.0.0/8
+        GW: 10.30.30.1
+        IPV6: 2001:db8:30:30::101/64
       # exec:
       #   - bash /usr/local/bin/hostnetconfig.sh -b -i4 10.30.30.101/24 -i6 2001:db8:30:30::101/64 -g 10.30.30.1
 
     HostA3:
       kind: linux
       mgmt-ipv4: 172.100.100.203
+      env:
+        TMODE: lacp
+        IPV4: 10.50.50.101/24
+        STATIC_ROUTE: 10.0.0.0/8
+        GW: 10.50.50.1
+        IPV6: 2001:db8:50:50::101/64
       # exec:
       #   - bash /usr/local/bin/hostnetconfig.sh -i4 10.50.50.101/24 -i6 2001:db8:50:50::101/64 -g 10.50.50.1
 
     HostA4:
       kind: linux
       mgmt-ipv4: 172.100.100.204
+      env:
+        TMODE: lacp
+        IPV4: 10.10.10.102/24
+        STATIC_ROUTE: 10.0.0.0/8
+        GW: 10.10.10.1
+        IPV6: 2001:db8:10:10::102/64
       # exec:
       #   - bash /usr/local/bin/hostnetconfig.sh -b -i4 10.10.10.102/24 -i6 2001:db8:10:10::102/64 -g 10.10.10.1
 
     HostA5:
       kind: linux
       mgmt-ipv4: 172.100.100.205
+      env:
+        TMODE: lacp
+        IPV4: 10.30.30.102/24
+        STATIC_ROUTE: 10.0.0.0/8
+        GW: 10.30.30.1
+        IPV6: 2001:db8:30:30::102/64
       # exec:
       #   - bash /usr/local/bin/hostnetconfig.sh -i4 10.30.30.102/24 -i6 2001:db8:30:30::102/64 -g 10.30.30.1
 
     HostA6:
       kind: linux
       mgmt-ipv4: 172.100.100.206
+      env:
+        TMODE: lacp
+        IPV4: 10.70.70.101/24
+        STATIC_ROUTE: 10.0.0.0/8
+        GW: 10.70.70.1
+        IPV6: 2001:db8:70:70::101/64
       # exec:
       #   - bash /usr/local/bin/hostnetconfig.sh -b -i4 10.70.70.101/24 -i6 2001:db8:70:70::101/64 -g 10.70.70.1