dsk-dev kubespray 이동
This commit is contained in:
ByeonJungHun
6
ansible/kubespray/roles/network_plugin/macvlan/OWNERS
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6
ansible/kubespray/roles/network_plugin/macvlan/OWNERS
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# See the OWNERS docs at https://go.k8s.io/owners
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approvers:
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- simon
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reviewers:
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- simon
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---
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macvlan_interface: eth0
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enable_nat_default_gateway: true
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# sysctl_file_path to add sysctl conf to
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sysctl_file_path: "/etc/sysctl.d/99-sysctl.conf"
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@@ -0,0 +1,6 @@
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#!/bin/bash
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POSTDOWNNAME="/etc/sysconfig/network-scripts/post-down-$1"
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if [ -x $POSTDOWNNAME ]; then
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exec $POSTDOWNNAME
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fi
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41
ansible/kubespray/roles/network_plugin/macvlan/files/ifdown-macvlan
Executable file
41
ansible/kubespray/roles/network_plugin/macvlan/files/ifdown-macvlan
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#!/bin/bash
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#
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# initscripts-macvlan
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# Copyright (C) 2014 Lars Kellogg-Stedman
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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. /etc/init.d/functions
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cd /etc/sysconfig/network-scripts
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. ./network-functions
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[ -f ../network ] && . ../network
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CONFIG=${1}
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need_config ${CONFIG}
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source_config
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OTHERSCRIPT="/etc/sysconfig/network-scripts/ifdown-${REAL_DEVICETYPE}"
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if [ ! -x ${OTHERSCRIPT} ]; then
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OTHERSCRIPT="/etc/sysconfig/network-scripts/ifdown-eth"
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fi
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${OTHERSCRIPT} ${CONFIG}
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ip link del ${DEVICE} type ${TYPE:-macvlan}
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6
ansible/kubespray/roles/network_plugin/macvlan/files/ifup-local
Executable file
6
ansible/kubespray/roles/network_plugin/macvlan/files/ifup-local
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@@ -0,0 +1,6 @@
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#!/bin/bash
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POSTUPNAME="/etc/sysconfig/network-scripts/post-up-$1"
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if [ -x $POSTUPNAME ]; then
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exec $POSTUPNAME
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fi
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44
ansible/kubespray/roles/network_plugin/macvlan/files/ifup-macvlan
Executable file
44
ansible/kubespray/roles/network_plugin/macvlan/files/ifup-macvlan
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@@ -0,0 +1,44 @@
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#!/bin/bash
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#
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# initscripts-macvlan
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# Copyright (C) 2014 Lars Kellogg-Stedman
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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. /etc/init.d/functions
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cd /etc/sysconfig/network-scripts
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. ./network-functions
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[ -f ../network ] && . ../network
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CONFIG=${1}
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need_config ${CONFIG}
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source_config
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OTHERSCRIPT="/etc/sysconfig/network-scripts/ifup-${REAL_DEVICETYPE}"
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if [ ! -x ${OTHERSCRIPT} ]; then
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OTHERSCRIPT="/etc/sysconfig/network-scripts/ifup-eth"
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fi
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ip link add \
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link ${MACVLAN_PARENT} \
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name ${DEVICE} \
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type ${TYPE:-macvlan} mode ${MACVLAN_MODE:-private}
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${OTHERSCRIPT} ${CONFIG}
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@@ -0,0 +1,19 @@
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---
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- name: Macvlan | restart network
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command: /bin/true
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notify:
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- Macvlan | reload network
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when: not ansible_os_family in ["Flatcar", "Flatcar Container Linux by Kinvolk"]
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- name: Macvlan | reload network
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service:
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name: >-
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{% if ansible_os_family == "RedHat" -%}
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network
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{%- elif ansible_distribution == "Ubuntu" and ansible_distribution_release == "bionic" -%}
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systemd-networkd
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{%- elif ansible_os_family == "Debian" -%}
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networking
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{%- endif %}
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state: restarted
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when: not ansible_os_family in ["Flatcar", "Flatcar Container Linux by Kinvolk"] and kube_network_plugin not in ['canal', 'calico']
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@@ -0,0 +1,3 @@
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---
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dependencies:
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- role: network_plugin/cni
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110
ansible/kubespray/roles/network_plugin/macvlan/tasks/main.yml
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110
ansible/kubespray/roles/network_plugin/macvlan/tasks/main.yml
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@@ -0,0 +1,110 @@
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---
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- name: Macvlan | Retrieve Pod Cidr
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command: "{{ kubectl }} get nodes {{ kube_override_hostname | default(inventory_hostname) }} -o jsonpath='{.spec.podCIDR}'"
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changed_when: false
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register: node_pod_cidr_cmd
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delegate_to: "{{ groups['kube_control_plane'][0] }}"
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- name: Macvlan | set node_pod_cidr
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set_fact:
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node_pod_cidr={{ node_pod_cidr_cmd.stdout }}
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- name: Macvlan | Retrieve default gateway network interface
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become: false
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raw: ip -4 route list 0/0 | sed 's/.*dev \([[:alnum:]]*\).*/\1/'
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changed_when: false
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register: node_default_gateway_interface_cmd
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- name: Macvlan | set node_default_gateway_interface
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set_fact:
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node_default_gateway_interface={{ node_default_gateway_interface_cmd.stdout | trim }}
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- name: Macvlan | Install network gateway interface on debian
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template:
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src: debian-network-macvlan.cfg.j2
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dest: /etc/network/interfaces.d/60-mac0.cfg
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mode: 0644
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notify: Macvlan | restart network
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when: ansible_os_family in ["Debian"]
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- block:
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- name: Macvlan | Install macvlan script on centos
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copy:
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src: "{{ item }}"
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dest: /etc/sysconfig/network-scripts/
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owner: root
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group: root
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mode: "0755"
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with_fileglob:
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- files/*
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- name: Macvlan | Install post-up script on centos
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copy:
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src: "files/ifup-local"
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dest: /sbin/
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owner: root
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group: root
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mode: "0755"
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when: enable_nat_default_gateway
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- name: Macvlan | Install network gateway interface on centos
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template:
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src: "{{ item.src }}.j2"
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dest: "/etc/sysconfig/network-scripts/{{ item.dst }}"
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mode: 0644
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with_items:
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- {src: centos-network-macvlan.cfg, dst: ifcfg-mac0 }
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- {src: centos-routes-macvlan.cfg, dst: route-mac0 }
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- {src: centos-postup-macvlan.cfg, dst: post-up-mac0 }
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notify: Macvlan | restart network
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when: ansible_os_family == "RedHat"
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- block:
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- name: Macvlan | Install service nat via gateway on Flatcar Container Linux
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template:
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src: coreos-service-nat_ouside.j2
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dest: /etc/systemd/system/enable_nat_ouside.service
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mode: 0644
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when: enable_nat_default_gateway
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- name: Macvlan | Enable service nat via gateway on Flatcar Container Linux
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command: "{{ item }}"
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with_items:
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- systemctl daemon-reload
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- systemctl enable enable_nat_ouside.service
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when: enable_nat_default_gateway
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- name: Macvlan | Install network gateway interface on Flatcar Container Linux
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template:
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src: "{{ item.src }}.j2"
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dest: "/etc/systemd/network/{{ item.dst }}"
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mode: 0644
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with_items:
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- {src: coreos-device-macvlan.cfg, dst: macvlan.netdev }
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- {src: coreos-interface-macvlan.cfg, dst: output.network }
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- {src: coreos-network-macvlan.cfg, dst: macvlan.network }
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notify: Macvlan | restart network
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when: ansible_os_family in ["Flatcar", "Flatcar Container Linux by Kinvolk"]
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- name: Macvlan | Install cni definition for Macvlan
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template:
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src: 10-macvlan.conf.j2
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dest: /etc/cni/net.d/10-macvlan.conf
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mode: 0644
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- name: Macvlan | Install loopback definition for Macvlan
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template:
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src: 99-loopback.conf.j2
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dest: /etc/cni/net.d/99-loopback.conf
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mode: 0644
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- name: Enable net.ipv4.conf.all.arp_notify in sysctl
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sysctl:
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name: net.ipv4.conf.all.arp_notify
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value: 1
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sysctl_set: yes
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sysctl_file: "{{ sysctl_file_path }}"
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state: present
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reload: yes
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@@ -0,0 +1,15 @@
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{
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"cniVersion": "0.4.0",
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"name": "mynet",
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"type": "macvlan",
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"master": "{{ macvlan_interface }}",
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"hairpinMode": true,
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"ipam": {
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"type": "host-local",
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"subnet": "{{ node_pod_cidr }}",
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"routes": [
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{ "dst": "0.0.0.0/0" }
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],
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"gateway": "{{ node_pod_cidr|ipaddr('net')|ipaddr(1)|ipaddr('address') }}"
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}
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}
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@@ -0,0 +1,5 @@
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{
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"cniVersion": "0.2.0",
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"name": "lo",
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"type": "loopback"
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}
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@@ -0,0 +1,14 @@
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DEVICE=mac0
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DEVICETYPE=macvlan
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TYPE=macvlan
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BOOTPROTO=none
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ONBOOT=yes
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NM_CONTROLLED=no
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MACVLAN_PARENT={{ macvlan_interface }}
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MACVLAN_MODE=bridge
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IPADDR={{ node_pod_cidr|ipaddr('net')|ipaddr(1)|ipaddr('address') }}
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NETMASK={{ node_pod_cidr|ipaddr('netmask') }}
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NETWORK={{ node_pod_cidr|ipaddr('network') }}
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@@ -0,0 +1,4 @@
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{% if enable_nat_default_gateway %}
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iptables -t nat -D POSTROUTING -s {{ node_pod_cidr|ipaddr('net') }} -o {{ node_default_gateway_interface }} -j MASQUERADE
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{% endif %}
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@@ -0,0 +1,4 @@
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{% if enable_nat_default_gateway %}
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iptables -t nat -I POSTROUTING -s {{ node_pod_cidr|ipaddr('net') }} -o {{ node_default_gateway_interface }} -j MASQUERADE
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{% endif %}
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@@ -0,0 +1,7 @@
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{% for host in groups['kube_node'] %}
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{% if hostvars[host]['access_ip'] is defined %}
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{% if hostvars[host]['node_pod_cidr'] != node_pod_cidr %}
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{{ hostvars[host]['node_pod_cidr'] }} via {{ hostvars[host]['access_ip'] }}
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{% endif %}
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{% endif %}
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{% endfor %}
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@@ -0,0 +1,6 @@
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[NetDev]
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Name=mac0
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Kind=macvlan
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[MACVLAN]
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Mode=bridge
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@@ -0,0 +1,6 @@
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[Match]
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Name={{ macvlan_interface }}
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[Network]
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MACVLAN=mac0
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DHCP=yes
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@@ -0,0 +1,18 @@
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[Match]
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Name=mac0
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[Network]
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Address={{ node_pod_cidr|ipaddr('net')|ipaddr(1)|ipaddr('address') }}/{{ node_pod_cidr|ipaddr('prefix') }}
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{% for host in groups['kube_node'] %}
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{% if hostvars[host]['access_ip'] is defined %}
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{% if hostvars[host]['node_pod_cidr'] != node_pod_cidr %}
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[Route]
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Gateway={{ hostvars[host]['access_ip'] }}
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Destination={{ hostvars[host]['node_pod_cidr'] }}
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GatewayOnlink=yes
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{% endif %}
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{% endif %}
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{% endfor %}
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@@ -0,0 +1,6 @@
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[Service]
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Type=oneshot
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ExecStart=/bin/bash -c "iptables -t nat -I POSTROUTING -s {{ node_pod_cidr|ipaddr('net') }} -o {{ node_default_gateway_interface }} -j MASQUERADE"
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[Install]
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WantedBy=sys-subsystem-net-devices-mac0.device
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@@ -0,0 +1,27 @@
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auto mac0
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iface mac0 inet static
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address {{ node_pod_cidr|ipaddr('net')|ipaddr(1)|ipaddr('address') }}
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network {{ node_pod_cidr|ipaddr('network') }}
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netmask {{ node_pod_cidr|ipaddr('netmask') }}
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broadcast {{ node_pod_cidr|ipaddr('broadcast') }}
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pre-up ip link add link {{ macvlan_interface }} mac0 type macvlan mode bridge
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{% for host in groups['kube_node'] %}
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{% if hostvars[host]['access_ip'] is defined %}
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{% if hostvars[host]['node_pod_cidr'] != node_pod_cidr %}
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post-up ip route add {{ hostvars[host]['node_pod_cidr'] }} via {{ hostvars[host]['access_ip'] }}
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{% endif %}
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{% endif %}
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{% endfor %}
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{% if enable_nat_default_gateway %}
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post-up iptables -t nat -I POSTROUTING -s {{ node_pod_cidr|ipaddr('net') }} -o {{ node_default_gateway_interface }} -j MASQUERADE
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{% endif %}
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{% for host in groups['kube_node'] %}
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{% if hostvars[host]['access_ip'] is defined %}
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{% if hostvars[host]['node_pod_cidr'] != node_pod_cidr %}
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post-down ip route del {{ hostvars[host]['node_pod_cidr'] }} via {{ hostvars[host]['access_ip'] }}
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{% endif %}
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{% endif %}
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{% endfor %}
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post-down iptables -t nat -D POSTROUTING -s {{ node_pod_cidr|ipaddr('net') }} -o {{ node_default_gateway_interface }} -j MASQUERADE
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post-down ip link delete mac0
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Reference in New Issue
Block a user