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martin.fencl
155
update_broker_kafka-ui.yml
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155
update_broker_kafka-ui.yml
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# update_broker_kafka-ui.yml
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- name: Update Kafka broker3 and 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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# --- Kafka / Redpanda Console specifics ---
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kafka_project: "kafka"
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# Adjusted to match your actual compose file location
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kafka_compose_file: "/data/compose/docker-compose.yml"
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kafka_services:
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- broker3
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- kafka-ui
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redpanda_console_port: 8084
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# Controller-side URL (default to direct VM IP/port or external URL)
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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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# 1) Pull latest images for broker3 + kafka-ui
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# 2) Stop any running containers with these names (legacy or compose-managed)
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# 3) Remove any containers with these names to avoid name conflicts
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# 4) Recreate services via docker compose
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kafka_commands:
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- "{{ docker_prefix }} compose -p {{ kafka_project }} -f {{ kafka_compose_file }} pull {{ kafka_services | join(' ') }} >/dev/null"
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- "{{ docker_prefix }} stop {{ kafka_services | join(' ') }} >/dev/null 2>&1 || true"
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- "{{ docker_prefix }} rm -f {{ kafka_services | join(' ') }} >/dev/null 2>&1 || true"
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- "{{ docker_prefix }} compose -p {{ kafka_project }} -f {{ kafka_compose_file }} up -d --no-deps --force-recreate {{ kafka_services | join(' ') }} >/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 Kafka 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: "{{ kafka_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: kafka_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 Kafka 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: "{{ kafka_cmds.results }}"
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when: DEBUG == 1
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- name: Fail play if any Kafka 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: "Kafka/Redpanda Console update failed on VM: {{ item.item }} (rc={{ item.rc }})"
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success_msg: "All Kafka/Redpanda Console update commands succeeded."
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loop: "{{ kafka_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 check – Redpanda Console UI
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# -------------------------
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- name: Redpanda Console | Wait for overview page (controller, 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 (or as configured)
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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 | 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_controller is defined and (redpanda_controller.status|default(0))==200) else 'NOT reachable' }}.
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status={{ redpanda_controller.status | default('n/a') }};
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length={{ (redpanda_controller.content | default('')) | length }};
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when: DEBUG == 1 and (redpanda_controller is defined)
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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_controller.content | default(''))[:500] }}"
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when: DEBUG == 1 and (redpanda_controller is defined) and (redpanda_controller.content is defined)
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# -------------------------
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# Final assertion: Console URL must be reachable
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# -------------------------
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- name: Redpanda Console | Assert overview reachable (if URL configured)
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ansible.builtin.assert:
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that:
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- >
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not (redpanda_console_url is defined and (redpanda_console_url | length) > 0)
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or
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(
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redpanda_controller is defined
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and (redpanda_controller.status | default(0)) == 200
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)
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fail_msg: "Redpanda Console URL {{ redpanda_console_url }} is NOT reachable with HTTP 200 after retries."
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success_msg: "Redpanda Console URL {{ redpanda_console_url }} is reachable with HTTP 200."
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