forked from jakub/ansible
Add playbook to update Redpanda Console on VM via Proxmox
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martin.fencl
183
update_redpanda_console.yml
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183
update_redpanda_console.yml
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# update_redpanda_console.yml
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- name: Update Redpanda Console on VM via Proxmox
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hosts: proxmox
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gather_facts: false
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become: true
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become_user: root
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become_method: sudo
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vars:
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# --- Connection to VM (provided by Semaphore env vars) ---
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vm_ip: "{{ lookup('env', 'VM_IP') }}"
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vm_user: "{{ lookup('env', 'VM_USER') }}"
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vm_pass: "{{ lookup('env', 'VM_PASS') }}"
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use_sudo: false
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# --- Debug mode (controlled via Semaphore variable) ---
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DEBUG: "{{ lookup('env', 'DEBUG') | default(0) | int }}"
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RETRIES: "{{ lookup('env', 'RETRIES') | default(25) | int }}"
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# --- Redpanda Console specifics ---
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redpanda_console_image: "docker.redpanda.com/redpandadata/console:latest"
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redpanda_console_container: "kafka-ui"
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redpanda_console_port: 8084
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# Controller-side URL (default to direct VM IP/port)
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redpanda_console_url: "{{ lookup('env', 'REDPANDA_CONSOLE_URL') | default('http://192.168.69.254:8084/overview', true) }}"
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redpanda_retries: "{{ RETRIES }}"
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redpanda_delay: 2
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# Docker command prefix (consistent behavior and quiet hints)
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docker_prefix: "unalias docker 2>/dev/null || true; DOCKER_CLI_HINTS=0; command docker"
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# Commands to run on the target VM (quiet outputs)
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# NOTE: This only pulls the latest image; it does NOT recreate the container.
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redpanda_console_commands:
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- "{{ docker_prefix }} pull -q {{ redpanda_console_image }} >/dev/null"
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tasks:
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- name: Ensure sshpass is installed (for password-based SSH) # English comments
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ansible.builtin.apt:
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name: sshpass
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state: present
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update_cache: yes
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- name: Run Redpanda Console update commands on VM (via SSH) # use SSHPASS env, hide item value
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ansible.builtin.command:
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argv:
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- sshpass
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- -e # read password from SSHPASS environment
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- ssh
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- -o
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- StrictHostKeyChecking=no
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- -o
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- ConnectTimeout=15
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- "{{ vm_user }}@{{ vm_ip }}"
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- bash
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- -lc
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- "{{ ('sudo ' if use_sudo else '') + item }}"
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environment:
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SSHPASS: "{{ vm_pass }}" # supply password via environment
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loop: "{{ redpanda_console_commands }}"
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loop_control:
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index_var: idx # capture loop index
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label: "cmd-{{ idx }}" # avoid printing full command in (item=...) line
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register: redpanda_cmds
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changed_when: false
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no_log: "{{ DEBUG == 0 }}" # hide outputs and env when not debugging
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- name: Show outputs for each Redpanda Console command
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ansible.builtin.debug:
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msg: |
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CMD: {{ item.item }}
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RC: {{ item.rc }}
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STDOUT:
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{{ (item.stdout | default('')).strip() }}
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STDERR:
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{{ (item.stderr | default('')).strip() }}
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loop: "{{ redpanda_cmds.results }}"
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when: DEBUG == 1
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- name: Fail play if any Redpanda Console command failed # also hide item label
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ansible.builtin.assert:
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that: "item.rc == 0"
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fail_msg: "Redpanda Console update failed on VM: {{ item.item }} (rc={{ item.rc }})"
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success_msg: "All Redpanda Console update commands succeeded."
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loop: "{{ redpanda_cmds.results }}"
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loop_control:
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index_var: idx
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label: "cmd-{{ idx }}"
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# -------------------------
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# Readiness checks (controller first, then VM fallback)
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# -------------------------
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- name: Redpanda Console | Wait for overview page (controller first, with retries)
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ansible.builtin.uri:
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url: "{{ redpanda_console_url }}"
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method: GET
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return_content: true
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validate_certs: false # plain HTTP on 192.168.69.254
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status_code: 200
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register: redpanda_controller
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delegate_to: localhost
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run_once: true
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when: redpanda_console_url is defined and (redpanda_console_url | length) > 0
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retries: "{{ redpanda_retries }}"
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delay: "{{ redpanda_delay }}"
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until: redpanda_controller.status == 200
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failed_when: false
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changed_when: false
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- name: Redpanda Console | VM-side fetch (HTML via Python, with retries)
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ansible.builtin.command:
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argv:
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- sshpass
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- -e
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- ssh
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- -o
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- StrictHostKeyChecking=no
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- -o
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- ConnectTimeout=15
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- "{{ vm_user }}@{{ vm_ip }}"
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- bash
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- -lc
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- |
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python3 - <<'PY'
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# Fetch Redpanda Console overview page from localhost and print HTML to stdout
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import urllib.request, sys
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try:
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with urllib.request.urlopen("http://127.0.0.1:{{ redpanda_console_port }}/overview", timeout=15) as r:
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sys.stdout.write(r.read().decode(errors='ignore'))
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except Exception:
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pass
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PY
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environment:
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SSHPASS: "{{ vm_pass }}"
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register: redpanda_vm
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changed_when: false
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failed_when: false
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when: redpanda_controller.status | default(0) != 200 or redpanda_controller.content is not defined
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retries: "{{ redpanda_retries }}"
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delay: "{{ redpanda_delay }}"
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until: (redpanda_vm.stdout | default('') | trim | length) > 0
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no_log: "{{ DEBUG == 0 }}"
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- name: Redpanda Console | Choose overview HTML (controller wins, else VM)
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ansible.builtin.set_fact:
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redpanda_overview_html: >-
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{{
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(
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redpanda_controller.content
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if (redpanda_controller is defined)
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and ((redpanda_controller.status|default(0))==200)
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and (redpanda_controller.content is defined)
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else
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(redpanda_vm.stdout | default('') | trim)
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)
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}}
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when:
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- (redpanda_controller is defined and (redpanda_controller.status|default(0))==200 and (redpanda_controller.content is defined))
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or ((redpanda_vm.stdout | default('') | trim | length) > 0)
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- name: Redpanda Console | Print concise summary
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ansible.builtin.debug:
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msg: >-
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Redpanda Console overview {{ 'reachable' if (redpanda_overview_html is defined) else 'NOT reachable' }}.
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Source={{ 'controller' if ((redpanda_controller is defined) and (redpanda_controller.status|default(0))==200 and (redpanda_controller.content is defined)) else 'vm' if (redpanda_vm.stdout|default('')|trim|length>0) else 'n/a' }};
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length={{ (redpanda_overview_html | default('')) | length }};
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contains('Redpanda')={{ (redpanda_overview_html is defined) and ('Redpanda' in redpanda_overview_html) }}
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when: DEBUG == 1
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- name: Redpanda Console | Web UI unavailable (after retries)
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ansible.builtin.debug:
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msg: "Redpanda Console web UI není dostupná ani po pokusech."
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when: redpanda_overview_html is not defined and DEBUG == 1
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# Optional detailed dump (short excerpt only)
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- name: Redpanda Console | HTML excerpt (debug)
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ansible.builtin.debug:
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msg: "{{ (redpanda_overview_html | default(''))[:500] }}"
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when: redpanda_overview_html is defined and DEBUG == 1
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