i-1 Introduces an Ansible playbook for linux-container with SSH access #2

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emil merged 24 commits from i-1-test-linux-container into main 2024-01-07 00:48:19 +00:00
7 changed files with 116 additions and 3 deletions
Showing only changes of commit 01a5837980 - Show all commits

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@ -7,3 +7,4 @@
vars:
lte_debian_version: bookworm
lte_container_name: '{{ molecule_yml.platforms[0].name }}'
lte_container_root_pwd: '{{ lookup("ansible.builtin.env", "LTE_CONTAINER_ROOT_PWD") }}'

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@ -9,7 +9,7 @@
register: state
changed_when: false
with_items: '{{ molecule_yml.platforms }}'
- name: stop running containers
- name: stop and remove running containers
ansible.builtin.shell:
cmd: |
lxc stop {{ item.name }} && \

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@ -8,5 +8,26 @@
register: state
with_items: '{{ molecule_yml.platforms }}'
- name: verify launched container is running
assert:
ansible.builtin.assert:
that: state.results[0].rc == 0 and "RUNNING" in state.results[0].stdout
- name: find container ip address
ansible.builtin.command: lxc ls -c=4 -f=compact {{ item.name }}
register: ipv4_raw
with_items: '{{ molecule_yml.platforms }}'
- name: set ipv4 address string as a fact
ansible.builtin.set_fact:
ipv4: '{{ ipv4_raw.results[0].stdout_lines[1] }}'
- name: extract ipv4 address of the linux container
ansible.builtin.set_fact:
ipv4: "{{ ipv4 | regex_search('([0-9]+.[0-9]+.[0-9]+.[0-9]+)') }}"
- name: load root password from environment variable
ansible.builtin.set_fact:
root_pwd: "{{ lookup('ansible.builtin.env', 'LTE_CONTAINER_ROOT_PWD') }}"
- name: connect via ssh to linux container
ansible.builtin.shell:
cmd: |
sshpass -p{{ root_pwd }} ssh -o ConnectTimeout=1 root@{{ ipv4 }} exit;
register: ssh
- name: verify ssh connection to linux container
ansible.builtin.assert:
that: ssh.rc == 0

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@ -10,3 +10,10 @@
images:debian/{{ lte_debian_version }}/cloud \
{{ lte_container_name }}
when: (container_state.rc == 1) or ("RUNNING" not in container_state.stdout)
- name: update apt cache and upgrade system packages
ansible.builtin.shell:
cmd: |-
lxc exec {{ lte_container_name }} -- \
bash -c \
'/usr/bin/apt update && /usr/bin/apt upgrade -y'
changed_when: false

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@ -1,2 +1,4 @@
---
- include_tasks: container.yml
- ansible.builtin.include_tasks: container.yml
- ansible.builtin.include_tasks: ume.yml
- ansible.builtin.include_tasks: openssh-server.yml

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@ -0,0 +1,74 @@
---
- name: find systemctl service for openssh-server
ansible.builtin.shell:
cmd: |-
lxc exec {{ lte_container_name }} -- \
systemctl status ssh.service
register: ssh_service
changed_when: false
failed_when: false
- name: set fact ssh_service_exists
ansible.builtin.set_fact:
ssh_service_exists: '{{ ssh_service.rc == 0 }}'
- name: install system package openssh-server
ansible.builtin.shell:
cmd: |-
lxc exec {{ lte_container_name }} -- \
apt install -y openssh-server
register: ssh_pkg
when: not ssh_service_exists
- name: check openssh server configuration for root access
ansible.builtin.shell:
cmd: |-
lxc exec {{ lte_container_name }} -- \
grep -e "^PermitRootLogin yes$" /etc/ssh/sshd_config
register: root_access
changed_when: false
failed_when: false
- name: set fact ssh_root_login_allowed
ansible.builtin.set_fact:
ssh_root_login_allowed: '{{ root_access.rc == 0 }}'
- name: configure openssh server to allow root access via ssh
ansible.builtin.shell:
cmd: |-
lxc exec {{ lte_container_name }} -- \
sed -i "$ a PermitRootLogin yes" /etc/ssh/sshd_config
register: sshd_config
when: not ssh_root_login_allowed
- name: set fact ssh_server_installed
ansible.builtin.set_fact:
ssh_pkg_installed: '{{ ssh_pkg.changed and ssh_pkg.rc == 0 }}'
- name: enable openssh server systemd service
ansible.builtin.shell:
cmd: |-
lxc exec {{ lte_container_name }} -- \
systemctl enable --now ssh.service
when: ssh_pkg_installed
- name: set fact sshd_config_touched
ansible.builtin.set_fact:
sshd_config_touched: '{{ sshd_config.changed and sshd_config.rc == 0 }}'
- name: restart openssh server systemd service
ansible.builtin.shell:
cmd: |-
lxc exec {{ lte_container_name }} -- \
systemctl restart ssh.service
when: sshd_config_touched
- name: find container ip address
ansible.builtin.command: lxc ls -c=4 -f=compact {{ lte_container_name }}
register: ipv4
changed_when: false
when: sshd_config_touched
- name: set fact ipv4
ansible.builtin.set_fact:
ipv4: '{{ ipv4.stdout_lines[1] }}'
when: sshd_config_touched
- name: extract ipv4 address of the linux container
ansible.builtin.set_fact:
ipv4: "{{ ipv4 | regex_search('([0-9]+.[0-9]+.[0-9]+.[0-9]+)') }}"
when: sshd_config_touched
- name: ssh-copy-id from server on the Edge to linux container
ansible.builtin.shell:
cmd: |-
sshpass -p {{ lte_container_root_pwd }} \
ssh-copy-id -o StrictHostKeyChecking=no root@{{ ipv4 }}
when: sshd_config_touched

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@ -0,0 +1,8 @@
---
- name: change root user password in container
ansible.builtin.shell:
cmd: |-
lxc exec {{ lte_container_name }} -- \
bash -c \
'echo "root:{{ lte_container_root_pwd }}" | chpasswd'
changed_when: false