From d9f97dd63a345514f5335e0cecea024e72bcfbf4 Mon Sep 17 00:00:00 2001
From: Remy Moll <me@moll.re>
Date: Mon, 26 Jun 2023 11:02:01 +0200
Subject: [PATCH] a few setups cleanly initialized
---
.gitignore | 3 +
ansible.cfg | 2 +
inventory/hosts | 34 +-
plays/fedora-k3s-server-setup.yml | 15 -
plays/fedora-k3s-setup.yml | 19 +
plays/fedora-server-install.yml | 23 +
plays/proxmox-setup.yml | 8 +
plays/remote-ubuntu-add-to-local-network.yml | 18 +
roles/fedora-vm-setup/tasks/main.yml | 25 -
roles/k3s-ha/tasks/main.yml | 25 +-
roles/k3s-ha/tasks/prerequisites.yml | 35 ++
roles/k3s-ha/templates/config.yml.j2 | 11 +-
roles/proxmox-basic-setup/tasks/main.yml | 33 ++
roles/proxmox-fedora-vm/tasks/main.yml | 32 ++
.../templates/vm.conf} | 0
roles/proxmox-win10-vm/tasks/main.yml | 10 +
.../proxmox-win10-vm/templates/blacklist.conf | 1 +
roles/proxmox-win10-vm/templates/vm.conf.j2 | 5 +
roles/remote-worker-node-k3s/tasks/main.yml | 47 ++
.../templates/config.yml.j2 | 10 +
.../templates/k3s_worker.ovpn | 436 ++++++++++++++++++
21 files changed, 729 insertions(+), 63 deletions(-)
delete mode 100644 plays/fedora-k3s-server-setup.yml
create mode 100644 plays/fedora-k3s-setup.yml
create mode 100644 plays/fedora-server-install.yml
create mode 100644 plays/proxmox-setup.yml
create mode 100644 plays/remote-ubuntu-add-to-local-network.yml
delete mode 100644 roles/fedora-vm-setup/tasks/main.yml
create mode 100644 roles/k3s-ha/tasks/prerequisites.yml
create mode 100644 roles/proxmox-basic-setup/tasks/main.yml
create mode 100644 roles/proxmox-fedora-vm/tasks/main.yml
rename roles/{k3s-ha/tasks/install.yml => proxmox-fedora-vm/templates/vm.conf} (100%)
create mode 100644 roles/proxmox-win10-vm/tasks/main.yml
create mode 100644 roles/proxmox-win10-vm/templates/blacklist.conf
create mode 100644 roles/proxmox-win10-vm/templates/vm.conf.j2
create mode 100644 roles/remote-worker-node-k3s/tasks/main.yml
create mode 100644 roles/remote-worker-node-k3s/templates/config.yml.j2
create mode 100644 roles/remote-worker-node-k3s/templates/k3s_worker.ovpn
diff --git a/.gitignore b/.gitignore
index 3040828..6afdef9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
+# Secrets
+ansible-vault-password
+
# ---> Ansible
*.retry
diff --git a/ansible.cfg b/ansible.cfg
index 2821f61..286bec7 100644
--- a/ansible.cfg
+++ b/ansible.cfg
@@ -3,3 +3,5 @@
inventory = ./inventory/hosts
roles_path = ./roles
+host_key_checking = False
+vault_password_file = ./ansible-vault-password
diff --git a/inventory/hosts b/inventory/hosts
index ef287a2..d24ff9a 100644
--- a/inventory/hosts
+++ b/inventory/hosts
@@ -1,20 +1,18 @@
-[proxy]
-klustermaster
+fedora_server:
+ hosts:
+ fedora-node-1:
+ ansible_host: 192.168.1.186
+ ansible_user: ansible
+ fedora-node-2:
+ ansible_host: 192.168.1.187
+ ansible_user: ansible
+remote_node:
+ hosts:
+ remote01:
+ ansible_host: 5.102.146.212
-[raspberry]
-localhost
-192.168.1.124
-
-[raspberry:vars]
-ansible_ssh_common_args='-o ProxyCommand="ssh -W %h:%p -q klustermaster"'
-
-[fedora-server]
-localhost
-192.168.1.124
-
-[fedora-server:vars]
-ansible_ssh_common_args='-o ProxyCommand="ssh -W %h:%p -q klustermaster"'
-
-[proxmox]
-
+proxmox:
+ hosts:
+ proxmox01:
+ ansible_host: 192.168.1.150
diff --git a/plays/fedora-k3s-server-setup.yml b/plays/fedora-k3s-server-setup.yml
deleted file mode 100644
index 9740a12..0000000
--- a/plays/fedora-k3s-server-setup.yml
+++ /dev/null
@@ -1,15 +0,0 @@
-- name: Customization and hardening of fresh fedora install running on a VM
- hosts: fedora-server
- become: yes
- user: pi
-
- vars_prompt:
- - name: "k3s_token"
- prompt: "Enter k3s token"
- private: yes
-
- roles:
- # - role: ssh-key-copy
- # - role: fail2ban
- - role: k3s-ha
- # k3s_token: "{{ k3s_token }}"
\ No newline at end of file
diff --git a/plays/fedora-k3s-setup.yml b/plays/fedora-k3s-setup.yml
new file mode 100644
index 0000000..3d5e921
--- /dev/null
+++ b/plays/fedora-k3s-setup.yml
@@ -0,0 +1,19 @@
+- name: Customization and hardening of fresh fedora install running on a VM
+ hosts: fedora_server
+ become: yes
+ # reuse password for sudo
+ become_method: sudo
+
+ user: ansible
+
+ vars_prompt:
+ - name: k3s_token
+ prompt: "Enter a (single use) k3s token"
+ private: yes
+
+ vars:
+ - master_ip: "{{ hostvars['fedora-node-1']['ansible_default_ipv4']['address'] }}"
+ roles:
+ - role: ssh-key-copy
+ - role: fail2ban
+ - role: k3s-ha
diff --git a/plays/fedora-server-install.yml b/plays/fedora-server-install.yml
new file mode 100644
index 0000000..6d46890
--- /dev/null
+++ b/plays/fedora-server-install.yml
@@ -0,0 +1,23 @@
+- name: Setup of VMs
+ hosts: proxmox
+ become: yes
+ user: root
+
+ vars:
+ - proxmox_user: root@pam
+ proxmox_token: !vault |
+ $ANSIBLE_VAULT;1.1;AES256
+ 31376165343635623536393936353032333638636564646665646464386635383761623632373036
+ 3433306233633465313737303039346635353363326562320a336532666632613663303730643136
+ 36353430353638616239313766666233396339643431636161373965383664663230616664336162
+ 3730353264643434390a386132383238613165653037623466383732323835356365326439656565
+ 38666466343932356137393333623964333463303564623666656533626331646535306531343836
+ 3136313232333265303336613235336334323963316439383230
+ proxmox_node: proxmox
+ proxmox_token_id: ansible
+
+ roles:
+ - role: proxmox-fedora-vm
+ vms:
+ - name: fedora-node-1
+ - name: fedora-node-2
diff --git a/plays/proxmox-setup.yml b/plays/proxmox-setup.yml
new file mode 100644
index 0000000..f222277
--- /dev/null
+++ b/plays/proxmox-setup.yml
@@ -0,0 +1,8 @@
+- name: Proxmox configuration
+ hosts: proxmox
+ user: root
+
+
+ roles:
+ - role: proxmox-basic-setup
+
diff --git a/plays/remote-ubuntu-add-to-local-network.yml b/plays/remote-ubuntu-add-to-local-network.yml
new file mode 100644
index 0000000..a2a5855
--- /dev/null
+++ b/plays/remote-ubuntu-add-to-local-network.yml
@@ -0,0 +1,18 @@
+- name: Add a remote ubuntu node to the local network and to the cluster
+ hosts: remote_node
+ become: yes
+ # reuse password for sudo
+ become_method: sudo
+
+
+ user: ubuntu
+
+ vars_prompt:
+ - name: k3s_token
+ prompt: "Enter the (single use) k3s token"
+ private: yes
+
+ roles:
+ # - role: ssh-key-copy
+ - role: fail2ban
+ - role: remote-worker-node-k3s
diff --git a/roles/fedora-vm-setup/tasks/main.yml b/roles/fedora-vm-setup/tasks/main.yml
deleted file mode 100644
index 09162f5..0000000
--- a/roles/fedora-vm-setup/tasks/main.yml
+++ /dev/null
@@ -1,25 +0,0 @@
-- mame: Proxmox VM provisioning
- community.general.proxmox_kvm:
- api_host: "{{ proxmox_host }}"
- api_user: "{{ proxmox_user }}"
- api_token: "{{ proxmox_token }}"
- node: "{{ proxmox_node }}"
- name: "{{ item }}"
- cores: 6
- # 2 * 6 = 12 -> leaving 4 cores for OMV + hypervisor itself
- net:
- net0: 'virtio,bridge=vmbr1,rate=200'
- net1: 'e1000,bridge=vmbr2'
- # TODO check me!
- sshkeys: "{{ lookup('file', '~/.ssh/default.pub') }}"
- ipconfig:
- ipconfig0: 'ip=10.0.0.1/24'
- sata:
- sata0: 'VMs_LVM:10,format=raw'
- # automatically boot from fedora iso:
- boot: cdn
- # first try dist, then cdrom
- cdrom: fedora_37_server_x86-64.iso
- loop:
- - fedora-node-1
- - fedora-node-2
\ No newline at end of file
diff --git a/roles/k3s-ha/tasks/main.yml b/roles/k3s-ha/tasks/main.yml
index b33a621..ebf3a9d 100644
--- a/roles/k3s-ha/tasks/main.yml
+++ b/roles/k3s-ha/tasks/main.yml
@@ -1,13 +1,34 @@
+- name: Prerequisites
+ include_tasks: prerequisites.yml
+
+
- name: Download k3s install script
get_url:
url: https://get.k3s.io
dest: /tmp/install-k3s.sh
mode: 0755
+
- name: Create k3s config file
template:
src: ../templates/config.yml.j2
- dest: /tmp/config.yml
+ dest: "/home/{{ ansible_user }}/k3s_config.yml"
+
+
+- name: Only run uninstall script if it exists
+ become: true
+ shell: /usr/local/bin/k3s-uninstall.sh
+ args:
+ removes: /usr/local/bin/k3s-uninstall.sh
+
- name: Execute k3s install script providing a config.yml
- shell: /tmp/install-k3s.sh --config /tmp/config.yml server
+ shell: "/tmp/install-k3s.sh --config /home/{{ ansible_user }}/k3s_config.yml server"
+
+
+- name: Copy kube config file back to local machine
+ fetch:
+ src: /etc/rancher/k3s/k3s.yaml
+ dest: /home/remy/.kube/config-home
+ flat: yes
+ run_once: true
diff --git a/roles/k3s-ha/tasks/prerequisites.yml b/roles/k3s-ha/tasks/prerequisites.yml
new file mode 100644
index 0000000..ca9fa17
--- /dev/null
+++ b/roles/k3s-ha/tasks/prerequisites.yml
@@ -0,0 +1,35 @@
+- name: Set firewalld rule for required ports
+ firewalld:
+ port: "{{ item }}"
+ permanent: yes
+ state: enabled
+ immediate: yes
+ loop:
+ - 2379-2380/tcp
+ - 6443/tcp
+ - 8472/udp
+ - 10250/tcp
+ # tcp and udb for metallb
+ - 7946/udp
+ - 7946/tcp
+
+- name: Set firewalld rule for rquired zones
+ firewalld:
+ zone: trusted
+ source: "{{ item }}"
+ permanent: yes
+ state: enabled
+ immediate: yes
+ loop:
+ - 10.42.0.0/16 # pods
+ - 10.43.0.0/16 # services
+
+- name: Update hostname to be unique
+ ansible.builtin.replace:
+ path: /etc/hosts
+ regexp: '(\s+)localhost(\s+.*)?$'
+ replace: '\{{ inventory_hostname }}\2'
+
+- name: Set hostname
+ ansible.builtin.hostname:
+ name: "{{ inventory_hostname }}"
diff --git a/roles/k3s-ha/templates/config.yml.j2 b/roles/k3s-ha/templates/config.yml.j2
index 47c0c43..7b672bc 100644
--- a/roles/k3s-ha/templates/config.yml.j2
+++ b/roles/k3s-ha/templates/config.yml.j2
@@ -1,7 +1,12 @@
+token: "{{ k3s_token }}"
+
disable:
- traefik
- servicelb
-cluster-init: "{{ inventory_hostname == groups['fedora-server'][0] }}"
-server: "{{ groups['fedora-server'][0] }}"
-token: {{ k3s_token }}
+{% if ansible_host == master_ip %}
+cluster-init: true
+{% else %}
+server: https://{{ master_ip }}:6443
+{% endif %}
+
diff --git a/roles/proxmox-basic-setup/tasks/main.yml b/roles/proxmox-basic-setup/tasks/main.yml
new file mode 100644
index 0000000..7b048b6
--- /dev/null
+++ b/roles/proxmox-basic-setup/tasks/main.yml
@@ -0,0 +1,33 @@
+- name: Set package lists for update
+ ansible.builtin.lineinfile:
+ path: /etc/apt/sources.list
+ line: "deb http://download.proxmox.com/debian/pve {{ ansible_distribution_release }} pve-no-subscription"
+ state: present
+
+- name: Remove enterprise subscription
+ ansible.builtin.lineinfile:
+ path: /etc/apt/sources.list.d/pve-enterprise.list
+ line: "deb https://enterprise.proxmox.com/debian/pve {{ ansible_distribution_release }} pve-enterprise"
+ state: absent
+
+- name: Set kernel watchdog to reboot on kernel panic
+ ansible.builtin.lineinfile:
+ path: /etc/sysctl.conf
+ line: kernel.panic = 10
+ state: present
+ create: yes
+ backup: yes
+ mode: 0644
+
+- name: Apply sysctl.conf
+ ansible.builtin.shell: sysctl -p
+ when: ansible_os_family == 'Debian'
+
+- name: Reboot host
+ reboot:
+ msg: "Reboot initiated by Ansible"
+ connect_timeout: 5
+ reboot_timeout: 600
+ pre_reboot_delay: 0
+ post_reboot_delay: 30
+ test_command: whoami
diff --git a/roles/proxmox-fedora-vm/tasks/main.yml b/roles/proxmox-fedora-vm/tasks/main.yml
new file mode 100644
index 0000000..f3f5987
--- /dev/null
+++ b/roles/proxmox-fedora-vm/tasks/main.yml
@@ -0,0 +1,32 @@
+- name: Proxmox VM provisioning
+ community.general.proxmox_kvm:
+ api_host: "{{ ansible_host }}"
+ api_user: "{{ proxmox_user }}"
+ api_token_id: "{{ proxmox_token_id }}"
+ api_token_secret: "{{ proxmox_token }}"
+ node: "{{ proxmox_node }}"
+
+ # source:
+ clone: fedora-server-template
+ # created manually already installed
+ vmid: 100
+ # newid: "{{ 110 + loop_index }}"
+ name: "{{ item.name }}"
+ storage: VM_storage
+ agent: true
+ timeout: 60
+
+ loop: "{{ vms }}"
+
+
+- name: Ensure VMs are booted
+ community.general.proxmox_kvm:
+ api_host: "{{ ansible_host }}"
+ api_user: "{{ proxmox_user }}"
+ api_token_id: "{{ proxmox_token_id }}"
+ api_token_secret: "{{ proxmox_token }}"
+ node: "{{ proxmox_node }}"
+ # set manually:
+ name: "{{ item.name }}"
+ state: started
+ loop: "{{ vms }}"
diff --git a/roles/k3s-ha/tasks/install.yml b/roles/proxmox-fedora-vm/templates/vm.conf
similarity index 100%
rename from roles/k3s-ha/tasks/install.yml
rename to roles/proxmox-fedora-vm/templates/vm.conf
diff --git a/roles/proxmox-win10-vm/tasks/main.yml b/roles/proxmox-win10-vm/tasks/main.yml
new file mode 100644
index 0000000..a9c3112
--- /dev/null
+++ b/roles/proxmox-win10-vm/tasks/main.yml
@@ -0,0 +1,10 @@
+- name: Blacklist GPU drivers
+ ansible.builtin.lineinfile:
+ path: /etc/modprobe.d/blacklist.conf
+ line: blacklist amdgpu
+
+- name: Add Windows 10 VM
+ template:
+ src: ../templates/vm.conf.j2
+ dest: /etc/pve/qm/106.conf
+
diff --git a/roles/proxmox-win10-vm/templates/blacklist.conf b/roles/proxmox-win10-vm/templates/blacklist.conf
new file mode 100644
index 0000000..fda53f2
--- /dev/null
+++ b/roles/proxmox-win10-vm/templates/blacklist.conf
@@ -0,0 +1 @@
+blacklist amdgpu
diff --git a/roles/proxmox-win10-vm/templates/vm.conf.j2 b/roles/proxmox-win10-vm/templates/vm.conf.j2
new file mode 100644
index 0000000..c3c145f
--- /dev/null
+++ b/roles/proxmox-win10-vm/templates/vm.conf.j2
@@ -0,0 +1,5 @@
+bios: ovmf
+scsihw: virtio-scsi-pci
+bootdisk: scsi0
+scsi0: .....
+hostpci0: 34:00:00,x-vga=on
diff --git a/roles/remote-worker-node-k3s/tasks/main.yml b/roles/remote-worker-node-k3s/tasks/main.yml
new file mode 100644
index 0000000..b91f58a
--- /dev/null
+++ b/roles/remote-worker-node-k3s/tasks/main.yml
@@ -0,0 +1,47 @@
+- name: Set up openvpn on remote node
+ package:
+ name: openvpn
+ state: present
+ become: true
+
+- name: Copy openvpn config to remote node
+ copy:
+ src: ../templates/k3s_worker.ovpn
+ dest: /etc/openvpn/openvpn.conf
+ owner: root
+ group: root
+ mode: 0644
+ become: true
+
+- name: Setup autoconnect
+ lineinfile:
+ path: /etc/default/openvpn
+ line: AUTOSTART="all"
+ become: true
+
+- name: Restart openvpn service
+ service:
+ name: openvpn
+ state: restarted
+ become: true
+
+- name: Download k3s install script
+ get_url:
+ url: https://get.k3s.io
+ dest: /tmp/install-k3s.sh
+ mode: 0755
+
+- name: Create k3s config file
+ template:
+ src: ../templates/config.yml.j2
+ dest: "/home/{{ ansible_user }}/k3s_config.yml"
+
+- name: Only run uninstall script if it exists
+ become: true
+ shell: /usr/local/bin/k3s-uninstall.sh
+ args:
+ removes: /usr/local/bin/k3s-uninstall.sh
+
+- name: Execute k3s install script providing a config.yml
+ shell: "/tmp/install-k3s.sh --config /home/{{ ansible_user }}/k3s_config.yml agent"
+
diff --git a/roles/remote-worker-node-k3s/templates/config.yml.j2 b/roles/remote-worker-node-k3s/templates/config.yml.j2
new file mode 100644
index 0000000..d067f20
--- /dev/null
+++ b/roles/remote-worker-node-k3s/templates/config.yml.j2
@@ -0,0 +1,10 @@
+token: "{{ k3s_token }}"
+
+disable:
+ - traefik
+ - servicelb
+
+
+server: https://{{ groups['fedora_server'][0] }}:6443
+
+flannel-iface: tun0
diff --git a/roles/remote-worker-node-k3s/templates/k3s_worker.ovpn b/roles/remote-worker-node-k3s/templates/k3s_worker.ovpn
new file mode 100644
index 0000000..f9d7f06
--- /dev/null
+++ b/roles/remote-worker-node-k3s/templates/k3s_worker.ovpn
@@ -0,0 +1,436 @@
+$ANSIBLE_VAULT;1.1;AES256
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