Valentin Barbolin

UserParameter=pgsql.replication.count[*], psql -qtAX postgresql://"$3":"$4"@"$1":"$2"/"$5" -c "SELECT count(*) FROM pg_stat_replication"

UserParameter=pgsql.user.count[*], psql -qtAX postgresql://"$3":"$4"@"$1":"$2"/"$5" -c "SELECT COUNT(DISTINCT chat_id) FROM active_list2;"

- hosts: APP                                                                                                                                                                                                      gather_facts: yes
  tasks:
    - name: Gather package facts
      package_facts:
        manager: auto

    - name: Get installed package version (example package)
      command: "dpkg -s nginx"
      register: dpkg_data
      changed_when: false
      ignore_errors: true

    - name: Set fact for nginx version
      set_fact:
        nginx_version: "{{ dpkg_data.stdout_lines | select('search', 'Version') | first | default('Version not found') | regex_replace('Version: ', '') }}"

    - name: Collect information
      set_fact:
        host_info: "{{ ansible_hostname }},{{ ansible_default_ipv4.address }},{{ nginx_version | regex_replace('\n', '; ') }}"

    - name: Collect information from all hosts
      lineinfile:
        path: "collected_info.csv"
        line: "{{ hostvars[item].host_info }}"
        create: yes
      with_items: "{{ ansible_play_batch }}"
      delegate_to: localhost
      run_once: true

[local]
exten => _0[1-9]XXX,1,Noop
 same => n,Set(CALLEID(num)=08${CALLRID(num)})
 same => n,Dial(SIP/SecretLine/${EXTEN},15,Tt)
 same => n,HangUp()

exten => _0[1-9]XXXX,1,Noop
 same => n,Set(CALLEID(num)=08${CALLRID(num)})
 same => n,Dial(SIP/SecretLine/${EXTEN},15,Tt) same => n,HangUp()

version: '3.8'

services:
  pgadmin:
    image: dpage/pgadmin4
    restart: unless-stopped
    environment:
      PGADMIN_DEFAULT_EMAIL: "admin@example.com"  # замініть на свою email-адресу
      PGADMIN_DEFAULT_PASSWORD: "qwerty12345"  # замініть на свій пароль
    ports:
      - "5050:80"
    networks:
      - net-private

networks:
  net-private:
    external: true

version: '3.8'

services:
  web:
    image: my/app
    restart: unless-stopped
    ports:
      - "80:80"
    volumes:
        - ./data:/mnt/data
  database:
    image: db/psql
    restart: unless-stopped
    networks:
      - net-private


networks:
   net-private:
    external: true

И как по одному лучу света можно связываться с сотнями роутерами?

Как из нескольких оптоволокон от разных домов делается снова один, который потом идёт в такую же коробочку и заходит в неё вместе с другими оптоволокнами от следующих домов?

nginx:
  container_name: nginx_container
  image: nginx
  ports:
    - 80:80
    - 443:443
  networks:
    - private
    - public
  restart: always
  volumes:
    - ./nginx/nginx.conf:/etc/nginx/nginx.conf:ro
    - ./nginx/conf.d/:/etc/nginx/conf.d/:ro
    - ./certbot/www:/var/www/certbot/:ro
    - ./certbot/conf/:/etc/nginx/ssl/:ro
  command: "/bin/sh -c 'while :; do sleep 6h & wait $${!}; nginx -s reload; done & nginx -g \"daemon off;\"'"

certbot:
  image: certbot/certbot
  volumes:
    - ./certbot/www/:/var/www/certbot/:rw
    - ./certbot/conf/:/etc/letsencrypt/:rw
  entrypoint: "/bin/sh -c 'trap exit TERM; while :; do certbot renew; sleep 12h & wait $${!}; done;'"

- "27019:27017"

sudo apt install conntrack
sudo conntrack -L --dst-nat
sudo conntrack -E --dst-nat

sudo iptables -I FORWARD -m limit --limit 2/min --limit-burst 10 -j LOG --log-prefix "FORWARD: "