--- - name: Macvlan | Retrieve Pod Cidr command: "{{ bin_dir }}/kubectl get nodes {{ kube_override_hostname | default(inventory_hostname) }} -o jsonpath='{.spec.podCIDR}'" changed_when: false register: node_pod_cidr_cmd delegate_to: "{{ groups['kube_control_plane'][0] }}" - name: Macvlan | set node_pod_cidr set_fact: node_pod_cidr={{ node_pod_cidr_cmd.stdout }} - name: Macvlan | Retrieve default gateway network interface become: false raw: ip -4 route list 0/0 | sed 's/.*dev \([[:alnum:]]*\).*/\1/' changed_when: false register: node_default_gateway_interface_cmd - name: Macvlan | set node_default_gateway_interface set_fact: node_default_gateway_interface={{ node_default_gateway_interface_cmd.stdout | trim }} - name: Macvlan | Install network gateway interface on debian template: src: debian-network-macvlan.cfg.j2 dest: /etc/network/interfaces.d/60-mac0.cfg notify: Macvlan | restart network when: ansible_os_family in ["Debian"] - name: Macvlan | Install macvlan script on centos copy: src: "{{ item }}" dest: /etc/sysconfig/network-scripts/ owner: root group: root mode: "0755" with_fileglob: - files/* when: ansible_os_family == "RedHat" - name: Macvlan | Install post-up script on centos copy: src: "files/ifup-local" dest: /sbin/ owner: root group: root mode: "0755" when: ansible_os_family == "RedHat" and enable_nat_default_gateway - name: Macvlan | Install network gateway interface on centos template: src: "{{ item.src }}.j2" dest: "/etc/sysconfig/network-scripts/{{ item.dst }}" with_items: - {src: centos-network-macvlan.cfg, dst: ifcfg-mac0 } - {src: centos-routes-macvlan.cfg, dst: route-mac0 } - {src: centos-postup-macvlan.cfg, dst: post-up-mac0 } notify: Macvlan | restart network when: ansible_os_family == "RedHat" - name: Macvlan | Install service nat via gateway on Flatcar Container Linux template: src: coreos-service-nat_ouside.j2 dest: /etc/systemd/system/enable_nat_ouside.service when: ansible_os_family in ["Flatcar", "Flatcar Container Linux by Kinvolk"] and enable_nat_default_gateway - name: Macvlan | Enable service nat via gateway on Flatcar Container Linux command: "{{ item }}" with_items: - systemctl daemon-reload - systemctl enable enable_nat_ouside.service when: ansible_os_family in ["Flatcar", "Flatcar Container Linux by Kinvolk"] and enable_nat_default_gateway - name: Macvlan | Install network gateway interface on Flatcar Container Linux template: src: "{{ item.src }}.j2" dest: "/etc/systemd/network/{{ item.dst }}" with_items: - {src: coreos-device-macvlan.cfg, dst: macvlan.netdev } - {src: coreos-interface-macvlan.cfg, dst: output.network } - {src: coreos-network-macvlan.cfg, dst: macvlan.network } notify: Macvlan | restart network when: ansible_os_family in ["Flatcar", "Flatcar Container Linux by Kinvolk"] - name: Macvlan | Install cni definition for Macvlan template: src: 10-macvlan.conf.j2 dest: /etc/cni/net.d/10-macvlan.conf - name: Macvlan | Install loopback definition for Macvlan template: src: 99-loopback.conf.j2 dest: /etc/cni/net.d/99-loopback.conf - name: Enable net.ipv4.conf.all.arp_notify in sysctl sysctl: name: net.ipv4.conf.all.arp_notify value: 1 sysctl_set: yes sysctl_file: "{{ sysctl_file_path }}" state: present reload: yes