✎ CrowdSec

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====== CrowdSec ======

Это решение для обеспечения безопасности с открытым исходным кодом и участием пользователей, предлагающее защиту от вредоносных IP-адресов с помощью краудсорсинга и доступ к самым передовым методам анализа угроз и защиты в реальных условиях.

===== Команды =====

<code bash>
$ docker exec crowdsec cscli bouncers add MyDashboard
$ docker exec crowdsec cscli bouncers add MyFirewall
$ docker exec crowdsec cscli bouncers list
$ docker exec crowdsec cscli metrics
</code>

===== Контейнеры =====

<code yaml>
version: '3.8'

services:

#
  # docker exec crowdsec cscli bouncers add MyDashboard
  # docker exec crowdsec cscli bouncers add MyFirewall
  # docker exec crowdsec cscli bouncers list
  # docker exec crowdsec cscli metrics
  #
  crowdsec:
    image: crowdsecurity/crowdsec:latest
    container_name: crowdsec
    restart: unless-stopped
    privileged: true
    group_add:
      - "4"   # adm
      - "33"  # www-data
      - "998" # docker socket (ваш GID из ls -l)
    ports:
      - "192.168.1.132:8484:8080"
    environment:
      - COLLECTIONS=crowdsecurity/linux crowdsecurity/nginx crowdsecurity/nextcloud
      - LAPI_LISTEN_ADDR=0.0.0.0
    volumes:
      - crowdsec-db:/var/lib/crowdsec
      - crowdsec-config:/etc/crowdsec
      - /var/run/docker.sock:/var/run/docker.sock:ro
      - /var/log/auth.log:/var/log/auth.log:ro
      - proxy:/var/log/nginx:ro
      - nextcloud:/var/www/nextcloud/data:ro
    networks:
      - crowdsec_network

crowdsec-ui:
    image: hhftechnology/crowdsec_manager:latest
    container_name: crowdsec-ui
    restart: unless-stopped
    ports:
      - "192.168.1.132:8481:8080"
    environment:
      - CROWDSEC_LAPI_URL=http://192.168.1.132:8484
      - CROWDSEC_LAPI_KEY=eD3zpYmbyjCYQaS7JzGLpnbY1jOCnfmlWIeLim0W5vI
    depends_on:
      - crowdsec
    networks:
      - crowdsec_network

crowdsec-firewall-bouncer:
    image: digitaldriveio/cs-firewall-bouncer:snapshot
    container_name: crowdsec-firewall-bouncer
    restart: unless-stopped
    network_mode: host
    privileged: true
    cap_add:
      - NET_ADMIN
      - NET_RAW
    environment:
      - CROWDSEC_LAPI_URL=http://192.168.1.132:8484
      - CROWDSEC_LAPI_KEY=JHFZuQIst+1emdfu6I0+zi9h9+ID07hAhqm/J6Sv6yE
      - BACKEND=nftables
      - UPDATE_FREQUENCY=10s
    volumes:
      - bouncer-config:/config
      - /etc/localtime:/etc/localtime:ro
    depends_on:
      - crowdsec

volumes:
  crowdsec-db:
  crowdsec-config:
  bouncer-config:
  proxy:
    external: true
    name: "nextcloud_proxy"
  nextcloud:
    external: true
    name: "nextcloud_nextcloud"

networks:
  crowdsec_network:
    driver: bridge

</code>

===== Настройки парсеров =====

<code bash>
$ docker exec crowdsec sh -c "cat <<EOF > /etc/crowdsec/acquis.yaml
source: docker
container_name:
  - nextcloud-proxy
labels:
  type: nginx
---
filenames:
  - /var/log/auth.log
labels:
  type: syslog
---
filenames:
  - /var/www/nextcloud/data/data/nextcloud.log
labels:
  type: nextcloud
EOF"
</code>

===== Статистика =====

<code bash>
$ # docker exec crowdsec cscli metrics
+-------------------------------------------------------------------------------------------------------------------------------------------+
| Acquisition Metrics                                                                                                                       |
+-------------------------------------------------+------------+--------------+----------------+------------------------+-------------------+
| Source                                          | Lines read | Lines parsed | Lines unparsed | Lines poured to bucket | Lines whitelisted |
+-------------------------------------------------+------------+--------------+----------------+------------------------+-------------------+
| file:/var/log/auth.log                          | 10         | 6            | 4              | -                      | 6                 |
| file:/var/www/nextcloud/data/data/nextcloud.log | 1          | -            | 1              | -                      | -                 |
+-------------------------------------------------+------------+--------------+----------------+------------------------+-------------------+
+------------------------------------+
| Local API Metrics                  |
+--------------------+--------+------+
| Route              | Method | Hits |
+--------------------+--------+------+
| /v1/heartbeat      | GET    | 5    |
| /v1/usage-metrics  | POST   | 1    |
| /v1/watchers/login | POST   | 1    |
+--------------------+--------+------+
+-------------------------------------------+
| Local API Machines Metrics                |
+-----------+---------------+--------+------+
| Machine   | Route         | Method | Hits |
+-----------+---------------+--------+------+
| localhost | /v1/heartbeat | GET    | 5    |
+-----------+---------------+--------+------+
+------------------------------------------------------------------+
| Parser Metrics                                                   |
+---------------------------------------+------+--------+----------+
| Parsers                               | Hits | Parsed | Unparsed |
+---------------------------------------+------+--------+----------+
| child-crowdsecurity/nextcloud-logs    | 3    | -      | 3        |
| child-crowdsecurity/sshd-logs         | 114  | 6      | 108      |
| child-crowdsecurity/sshd-success-logs | 4    | -      | 4        |
| child-crowdsecurity/syslog-logs       | 10   | 10     | -        |
| crowdsecurity/dateparse-enrich        | 6    | 6      | -        |
| crowdsecurity/nextcloud-logs          | 1    | -      | 1        |
| crowdsecurity/non-syslog              | 1    | 1      | -        |
| crowdsecurity/public-dns-allowlist    | 6    | 6      | -        |
| crowdsecurity/sshd-logs               | 10   | 6      | 4        |
| crowdsecurity/sshd-success-logs       | 4    | -      | 4        |
| crowdsecurity/syslog-logs             | 10   | 10     | -        |
| crowdsecurity/whitelists              | 6    | 6      | -        |
+---------------------------------------+------+--------+----------+
+---------------------------------------------------------------------------------------+
| Whitelist Metrics                                                                     |
+------------------------------------+-----------------------------+------+-------------+
| Whitelist                          | Reason                      | Hits | Whitelisted |
+------------------------------------+-----------------------------+------+-------------+
| crowdsecurity/public-dns-allowlist | public DNS server           | 6    | -           |
| crowdsecurity/whitelists           | private ipv4/ipv6 ip/ranges | 6    | 6           |
+------------------------------------+-----------------------------+------+-------------+
</code>

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