129 lines
4.3 KiB
YAML
129 lines
4.3 KiB
YAML
---
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- name: Подготовка всех узлов (Master и Workers)
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hosts: k8s_nodes
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become: true
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gather_facts: true
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tasks:
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- name: 0. Ожидание разблокировки APT (усиленное)
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shell: "while fuser /var/lib/dpkg/lock-frontend /var/lib/apt/lists/lock /var/lib/dpkg/lock >/dev/null 2>&1; do sleep 5; done;"
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changed_when: false
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- name: 1. Очистка старых конфигов K8s
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shell: "rm -f /etc/apt/sources.list.d/kubernetes.list /etc/apt/sources.list.d/*k8s*"
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changed_when: true
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- name: 2. Настройка APT (Force IPv4 и MTU)
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shell: |
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echo 'Acquire::ForceIPv4 "true";' > /etc/apt/apt.conf.d/99force-ipv4
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ip link set dev eth0 mtu 1442 || true
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changed_when: false
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- name: 3. Установка системных зависимостей (с повторами)
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apt:
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update_cache: yes
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name: [apt-transport-https, ca-certificates, curl, gnupg, qemu-guest-agent, socat, conntrack]
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state: present
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register: apt_res
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until: apt_res is success
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retries: 20
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delay: 10
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- name: 4. Отключение SWAP
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shell: |
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swapoff -a
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sed -i '/ swap / s/^\(.*\)$/#\1/g' /etc/fstab
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when: ansible_swaptotal_mb > 0
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- name: 5. Модули ядра и Sysctl
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shell: |
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modprobe overlay
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modprobe br_netfilter
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cat <<EOF > /etc/sysctl.d/k8s.conf
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net.bridge.bridge-nf-call-iptables = 1
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net.bridge.bridge-nf-call-ip6tables = 1
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net.ipv4.ip_forward = 1
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EOF
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sysctl --system
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changed_when: false
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- name: 6. Установка Containerd
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apt:
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name: containerd
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state: present
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register: cont_res
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until: cont_res is success
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retries: 10
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delay: 5
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- name: 7. Конфигурация Containerd (SystemdCgroup)
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shell: |
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mkdir -p /etc/containerd
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containerd config default > /etc/containerd/config.toml
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sed -i 's/SystemdCgroup = false/SystemdCgroup = true/' /etc/containerd/config.toml
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systemctl restart containerd
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changed_when: true
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- name: 8. Добавление ключа Kubernetes
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shell: |
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mkdir -p /etc/apt/keyrings
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curl -fsSL https://pkgs.k8s.io/core:/stable:/v1.32/deb/Release.key | gpg --dearmor -o /etc/apt/keyrings/kubernetes-apt-keyring.gpg --yes
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register: key_res
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until: key_res is success
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retries: 5
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- name: 9. Настройка репозитория (Tsinghua)
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copy:
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dest: /etc/apt/sources.list.d/kubernetes.list
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content: "deb [signed-by=/etc/apt/keyrings/kubernetes-apt-keyring.gpg arch=amd64] https://mirrors.tuna.tsinghua.edu.cn/kubernetes/core:/stable:/v1.32/deb/ /"
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- name: 10. Установка компонентов K8s
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apt:
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name: [kubelet, kubeadm, kubectl]
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state: present
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update_cache: yes
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allow_change_held_packages: yes
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register: k8s_res
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until: k8s_res is success
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retries: 10
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delay: 10
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- name: 11. Фиксация версий
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shell: apt-mark hold kubelet kubeadm kubectl
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changed_when: false
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- name: Инициализация Master-ноды
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hosts: masters_group
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become: true
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tasks:
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- name: Kubeadm Init
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shell: "kubeadm init --pod-network-cidr=10.244.0.0/16 --skip-phases=addon/kube-proxy"
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args:
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creates: /etc/kubernetes/admin.conf
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- name: Настройка конфига для ubuntu
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shell: |
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mkdir -p /home/ubuntu/.kube
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cp -f /etc/kubernetes/admin.conf /home/ubuntu/.kube/config
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chown ubuntu:ubuntu /home/ubuntu/.kube/config
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args:
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creates: /home/ubuntu/.kube/config
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- name: Генерация команды Join
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shell: "kubeadm token create --print-join-command"
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register: join_command_raw
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- name: Сохранение факта Join
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set_fact:
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join_command: "{{ join_command_raw.stdout }}"
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- name: Подключение Worker-нод
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hosts: workers_group
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become: true
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tasks:
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- name: Join к кластеру
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shell: "{{ hostvars[groups['masters_group'][0]]['join_command'] }}"
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args:
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creates: /etc/kubernetes/kubelet.conf
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- name: Stage 4 - Post-install (CNI & MetalLB)
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import_playbook: k8s_post_install.yml |