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Direktori : /proc/self/root/etc/ansible/roles/web/tasks/
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Current File : //proc/self/root/etc/ansible/roles/web/tasks/configure_lsync.yml

---
# initial synchronize for site configs and site data
- name: balancer vars
  set_fact:
    lb_distribution_version: "{{ hostvars[cluster_web_server]['ansible_distribution_major_version'] }}"
    backend_distribution_version: "{{ hostvars[new_web_server]['ansible_distribution_major_version'] }}"

- name: install lsync
  yum: name=lsyncd state=latest
  when: "'bitrix-web' in group_names or inventory_hostname == new_web_server"
  tags: lsyncd

# ssh keys
- name: create ssh-key for bitrix user
  user: name=bitrix generate_ssh_key=yes ssh_key_bits=2048 ssh_key_file=/home/bitrix/.ssh/id_rsa
  when: "'bitrix-web' in group_names or inventory_hostname == new_web_server"

- name: install balancer key on backend
  authorized_key:
    user: bitrix
    key: "{{ lookup('file', '/home/bitrix/.ssh/id_rsa.pub') }}"
  when: "inventory_hostname == new_web_server"

- name: pull backend key on balancer
  synchronize:
    mode: pull
    src: /home/bitrix/.ssh/id_rsa.pub
    dest: "/home/bitrix/.ssh/id_rsa-{{ new_web_server }}.pub"
  when: "inventory_hostname == new_web_server"

- name: install backend key on balancer
  authorized_key:
    user: bitrix
    key: "{{ lookup('file', '/home/bitrix/.ssh/id_rsa-'+new_web_server+'.pub' ) }}"
  when: "inventory_hostname == cluster_web_server"

- name: check host in ssh known_hosts on backend
  shell: ssh-keygen -f /etc/ssh/ssh_known_hosts -F {{ cluster_web_server }}
  when: "inventory_hostname == new_web_server"
  register: ssh_known_host_backend
  ignore_errors: yes

- name: check host in ssh known_hosts on balancer
  shell: ssh-keygen -f /etc/ssh/ssh_known_hosts -F {{ new_web_server }}
  when: "inventory_hostname == cluster_web_server"
  register: ssh_known_host_balancer
  ignore_errors: yes

- name: manage ssh known_hosts on balancer
  shell: ssh-keyscan -H -T 10 {{ cluster_web_server }} >> /etc/ssh/ssh_known_hosts
  when: "inventory_hostname == new_web_server and ssh_known_host_backend.stdout == ''"

- name: manage ssh known_hosts on backend
  shell: ssh-keyscan -H -T 10 {{ new_web_server }} >> /etc/ssh/ssh_known_hosts
  when: "inventory_hostname == cluster_web_server and ssh_known_host_balancer.stdout == ''"

# configure inotify watches options
- name: update sysctl.conf for max_user_watches
  sysctl: 
    name: fs.inotify.max_user_watches
    value: 1500000
    reload: yes
  when: "inventory_hostname == cluster_web_server or inventory_hostname == new_web_server"

- name: update sysctl.conf for max_queued_events
  sysctl: 
    name: fs.inotify.max_queued_events
    value: 65536
    reload: yes
  when: "inventory_hostname == cluster_web_server or inventory_hostname == new_web_server"

# BALANCER
- include: configs_lsyncd.yml
  vars:
    lsync_server: "{{ cluster_web_server }}"
    lsync_config: "balancer"
    lsync_started: true
    lsync_server_version: "{{ lb_distribution_version }}"
  when: "inventory_hostname == new_web_server"

# BACKEND
- include: configs_lsyncd.yml
  vars:
    lsync_server: "{{ new_web_server }}"
    lsync_config: "backend"
    lsync_started: false
    lsync_server_version: "{{ backend_distribution_version }}"
  when: "inventory_hostname == cluster_web_server"

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