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277
files/ansible-playbooks/deploy-scroll24.yml
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277
files/ansible-playbooks/deploy-scroll24.yml
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---
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- name: Deploy scroll24 script and cron configuration
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hosts: all
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gather_facts: no
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vars:
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ssh_user: "{{ ansible_user | default('root') }}"
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ssh_pass: "{{ ansible_password | default(ansible_ssh_pass) }}"
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# Version tag for scroll24 deployment (operator-controlled)
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scroll24_version: "v1.1"
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# Controller-side source paths (same place as wifidebug.sh)
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src_script: "files/scroll24.sh"
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src_cron_snippet: "files/crond-root-scroll24"
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# Remote destinations
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remote_script: "/root/scroll24.sh"
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remote_crontab: "/etc/crontabs/root"
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tmp_cron_snippet: "/tmp/crond-root-scroll24.snippet"
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tmp_cron_new: "/tmp/cron.root.new"
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crontab_backup_dir: "/etc/crontabs"
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# RabbitMQ (same contract/style as your other playbooks)
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rmq_host: "{{ lookup('env','RMQ_HOST') | default('10.210.12.2', true) }}"
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rmq_port: "{{ lookup('env','RMQ_PORT') | default('15672', true) }}"
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rmq_user: "{{ lookup('env','RMQ_USER') | default('admin', true) }}"
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rmq_pass: "{{ lookup('env','RMQ_PASS') | default('change_me', true) }}"
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rmq_vhost: "{{ lookup('env','RMQ_VHOST') | default('app', true) }}"
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rmq_exchange: "{{ lookup('env','RMQ_EXCHANGE') | default('controls', true) }}"
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control_queue: "{{ lookup('env','CONTROL_QUEUE') | default('queue_controls', true) }}"
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tasks:
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##########################################################################
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# 0. Controller sanity check for tools
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##########################################################################
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- name: Verify controller tools (sshpass, sha256sum/busybox)
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delegate_to: localhost
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shell: |
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command -v sshpass >/dev/null 2>&1 \
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&& (command -v sha256sum >/dev/null 2>&1 || command -v busybox >/dev/null 2>&1)
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args: { executable: /bin/bash }
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register: ctrl_tools
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changed_when: false
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failed_when: ctrl_tools.rc != 0
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##########################################################################
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# 1. Upload /root/scroll24.sh if changed (sha256 verified)
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##########################################################################
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- name: Compute local sha256 of scroll24.sh
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delegate_to: localhost
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command: sha256sum {{ src_script }}
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register: sha_local
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changed_when: false
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- name: Extract local sha256 digest (regex)
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delegate_to: localhost
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set_fact:
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local_hash: "{{ (sha_local.stdout | default('')) | regex_search('([A-Fa-f0-9]{64})') | default('') }}"
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- name: Compute remote sha256 of /root/scroll24.sh
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raw: "sha256sum {{ remote_script }} 2>/dev/null || busybox sha256sum {{ remote_script }} 2>/dev/null || true"
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register: sha_remote
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changed_when: false
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failed_when: false
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- name: Extract remote sha256 digest (regex)
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set_fact:
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remote_hash: "{{ (sha_remote.stdout | default('')) | regex_search('([A-Fa-f0-9]{64})') | default('') }}"
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- name: Decide if scroll24.sh needs upload
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set_fact:
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script_changed: "{{ (remote_hash | length == 0) or (local_hash != remote_hash) }}"
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- name: Upload scroll24.sh via scp (if needed)
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when: script_changed | bool
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delegate_to: localhost
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command: >
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sshpass -p {{ ssh_pass | quote }}
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scp -q -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null
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{{ src_script }}
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{{ ssh_user }}@{{ ansible_host }}:{{ remote_script }}
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register: scp_scroll24
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changed_when: true
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- name: Ensure /root/scroll24.sh permissions and ownership
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raw: "chown root:root {{ remote_script }} && chmod 0755 {{ remote_script }}"
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changed_when: script_changed | bool
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- name: Recompute remote sha256 after upload
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when: script_changed | bool
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raw: "sha256sum {{ remote_script }} || busybox sha256sum {{ remote_script }}"
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register: sha_remote_after
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changed_when: false
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failed_when: false
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- name: Extract remote-after sha256 digest (regex)
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when: script_changed | bool
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set_fact:
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remote_hash_after: "{{ (sha_remote_after.stdout | default('')) | regex_search('([A-Fa-f0-9]{64})') | default('') }}"
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- name: Fail if scroll24.sh sha256 mismatch after upload
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when: script_changed | bool and (remote_hash_after | default('')) != (local_hash | default(''))
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fail:
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msg: "sha256 mismatch between controller and remote scroll24.sh"
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##########################################################################
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# 1b. Extract the period (minutes) from the first line of the snippet
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##########################################################################
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- name: Extract period minutes from first snippet line (*/N …)
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delegate_to: localhost
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shell: |
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awk 'NR==1{
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f=$1;
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if (f ~ /^\*\/[0-9]+$/) { gsub("^\\*/","",f); print f; exit }
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else if (f ~ /^[0-9]+$/) { print f; exit }
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else { print ""; exit }
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}' {{ src_cron_snippet }}
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args: { executable: /bin/bash }
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register: cron_period_cmd
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changed_when: false
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failed_when: false
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- name: Set cron_period fact
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delegate_to: localhost
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set_fact:
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cron_period: "{{ (cron_period_cmd.stdout | trim) }}"
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##########################################################################
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# 2. Upload cron snippet to device /tmp (operator-provided content)
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##########################################################################
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- name: Push cron snippet to device tmp
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delegate_to: localhost
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command: >
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sshpass -p {{ ssh_pass | quote }}
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scp -q -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null
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{{ src_cron_snippet }}
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{{ ssh_user }}@{{ ansible_host }}:{{ tmp_cron_snippet }}
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register: scp_snippet
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changed_when: true
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##########################################################################
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# 3. Crontab subset logic (only scroll24.sh lines)
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##########################################################################
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- name: Ensure /etc/crontabs/root exists (with perms)
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raw: |
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if [ ! -f {{ remote_crontab }} ]; then
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touch {{ remote_crontab }};
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fi
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chown root:root {{ remote_crontab }};
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chmod 0644 {{ remote_crontab }};
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changed_when: false
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- name: Extract current scroll24 lines from crontab
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raw: "grep -F 'scroll24.sh' {{ remote_crontab }} || true"
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register: cron_subset
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changed_when: false
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failed_when: false
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- name: Normalize controller snippet (for compare only)
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delegate_to: localhost
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shell: |
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grep -v '^[[:space:]]*$' {{ src_cron_snippet }} \
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| sed 's/[[:space:]]\+/ /g' | sed 's/[[:space:]]*$//' | sort -u
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register: norm_snippet
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changed_when: false
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- name: Normalize device scroll24 subset (for compare only)
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delegate_to: localhost
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shell: |
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printf "%s\n" "{{ cron_subset.stdout | default('') }}" \
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| grep -v '^[[:space:]]*$' \
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| sed 's/[[:space:]]\+/ /g' | sed 's/[[:space:]]*$//' | sort -u
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register: norm_remote_subset
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changed_when: false
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- name: Decide if crontab needs update (subset compare)
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delegate_to: localhost
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set_fact:
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crontab_changed: "{{ (norm_snippet.stdout | trim) != (norm_remote_subset.stdout | trim) }}"
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- name: Backup current crontab (timestamped)
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when: crontab_changed | bool
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raw: "cp -a {{ remote_crontab }} {{ crontab_backup_dir }}/root.bak.$(date +%Y%m%d%H%M%S)"
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changed_when: true
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- name: Replace scroll24 lines in crontab (preserve all others; tidy splice)
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when: crontab_changed | bool
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raw: "grep -v 'scroll24\\.sh' {{ remote_crontab }} > {{ tmp_cron_new }} && awk 'BEGIN{for(i=1;i<=NR;i++)a[i]=$0} {a[NR]=$0} END{e=NR; while(e>0 && a[e] ~ /^[[:space:]]*$/){e--}; for(i=1;i<=e;i++) print a[i]}' {{ tmp_cron_new }} > {{ tmp_cron_new }}.trim && mv {{ tmp_cron_new }}.trim {{ tmp_cron_new }} && cat {{ tmp_cron_snippet }} >> {{ tmp_cron_new }} && printf '\\n' >> {{ tmp_cron_new }} && mv {{ tmp_cron_new }} {{ remote_crontab }} && chown root:root {{ remote_crontab }} && chmod 0644 {{ remote_crontab }}"
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changed_when: true
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##########################################################################
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# 4. Restart crond if script or cron changed (with :51–:59 guard)
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##########################################################################
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- name: Check if restart required
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set_fact:
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need_restart: "{{ (script_changed | bool) or (crontab_changed | bool) }}"
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- name: Get current seconds
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when: need_restart | bool
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raw: "date +%S"
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register: nowsec
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changed_when: false
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- name: Sleep 10s if seconds 51-59
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when: need_restart | bool and (nowsec.stdout | int >= 51)
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pause:
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seconds: 10
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- name: Restart crond via move/move
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when: need_restart | bool
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raw: "mv /tmp/launchd/services/crond /root/crond && sleep 1 && mv /root/crond /tmp/launchd/services/crond"
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register: crond_restart
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changed_when: true
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failed_when: false
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- name: Verify crond is running
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when: need_restart | bool
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raw: "pgrep -f '/usr/sbin/crond' || busybox pgrep crond || echo missing"
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register: crond_pid
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changed_when: false
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failed_when: false
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##########################################################################
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# 5. Final journals to RabbitMQ (controller)
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##########################################################################
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- name: Publish final scroll24 deployment journal
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delegate_to: localhost
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uri:
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url: "http://{{ rmq_host }}:{{ rmq_port }}/api/exchanges/{{ rmq_vhost | urlencode }}/{{ rmq_exchange | urlencode }}/publish"
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method: POST
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user: "{{ rmq_user }}"
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password: "{{ rmq_pass }}"
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force_basic_auth: true
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status_code: 200
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headers: { content-type: "application/json" }
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body_format: json
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body:
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properties: { content_type: "application/json" }
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routing_key: "{{ control_queue }}"
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payload: "{{ {
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'inscope_device': (ansible_hostname | default(inventory_hostname)),
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'task_name': 'journal_add',
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'task_result': (
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'scroll24: '
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~ (script_changed | ternary('script installed/updated; ', 'script up-to-date; '))
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~ (crontab_changed | ternary('cron updated; ', 'cron already matches; '))
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~ (need_restart | ternary('crond restarted; ', 'crond unchanged; '))
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)
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} | to_json }}"
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payload_encoding: "string"
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changed_when: false
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- name: Set NetBox custom field scroll24 -> "<version>_<period>"
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delegate_to: localhost
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uri:
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url: "http://{{ rmq_host }}:{{ rmq_port }}/api/exchanges/{{ rmq_vhost | urlencode }}/{{ rmq_exchange | urlencode }}/publish"
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method: POST
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user: "{{ rmq_user }}"
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password: "{{ rmq_pass }}"
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force_basic_auth: true
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status_code: 200
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headers: { content-type: "application/json" }
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body_format: json
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body:
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properties: { content_type: "application/json" }
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routing_key: "{{ control_queue }}"
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payload: "{{ {
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'inscope_device': (ansible_hostname | default(inventory_hostname)),
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'task_name': 'custom_field_set',
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'task_add1': 'scroll24',
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'task_result': scroll24_version ~ '_' ~ (cron_period | default(''))
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} | to_json }}"
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payload_encoding: "string"
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changed_when: false
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