WIP

ansible/ansible.cfg

@@ -1,5 +1,7 @@
 [defaults]
 inventory = ./inventory/
+gathering = smart
+vault_password_file = ./.vault_pass
 
 [ssh_connection]
 pipelining = True

ansible/ansible_local.env_example

@@ -0,0 +1,5 @@
+ANSIBLE_STRATEGY_PLUGINS=/home/seb/.local/share/pipx/venvs/ansible/lib/python3.13/site-packages/ansible_mitogen/plugins/strategy
+export ANSIBLE_STRATEGY_PLUGINS
+
+ANSIBLE_STRATEGY=mitogen_linear
+export ANSIBLE_STRATEGY

ansible/play-config.yml

@@ -0,0 +1,24 @@
+- name: Web Application Firewalls (config)
+  hosts: waf
+  vars_files:
+    - "vars/common.yml"
+    - "vars/secrets.yml"
+  vars:
+    certs_ca_passphrase: "{{ secrets.ca.passphrase }}"
+    certs_default_country_name: "{{ common.certificates.country_name }}"
+    certs_default_locality_name: "{{ common.certificates.locality_name }}"
+    certs_default_organization_name: "{{ common.certificates.organization_name }}"
+    certs_default_email_address: "{{ common.certificates.email_address }}"
+    certs_list:
+      - cn: "test.lab"
+        domains:
+          - "DNS:test.lab"
+          - "DNS:{{ ansible_fqdn }}"
+          - "DNS:{{ ansible_hostname }}"
+          - "IP:{{ ansible_default_ipv4.address }}"
+    waf_config_sites: "{{ common.sites }}"
+  roles:
+    - "certs"
+    - "waf_config"
+  tags:
+    - "waf"

ansible/play-main.yml

@@ -10,14 +10,15 @@
   hosts: all
   gather_facts: false
   vars_files:
-    - "vars.yml"
+    - "vars/common.yml"
+    - "vars/secrets.yml"
   vars:
     local_ca_common_name: "Lab CA"
-    local_ca_passphrase: "{{ vault.ca.passphrase }}"
+    local_ca_passphrase: "{{ secrets.ca.passphrase }}"
-    local_ca_country_name: "FR"
+    local_ca_country_name: "{{ common.certificates.country_name }}"
-    local_ca_locality_name: "Vannes"
+    local_ca_locality_name: "{{ common.certificates.locality_name }}"
-    local_ca_organization_name: "iTik"
+    local_ca_organization_name: "{{ common.certificates.organization_name }}"
-    local_ca_email_address: "ca@itik.fr"
+    local_ca_email_address: "{{ common.certificates.email_address }}"
   roles:
     - "local_ca"
   tags:
@@ -26,6 +27,9 @@
 - name: Proxy server
   hosts: proxy
   gather_facts: false
+  vars_files:
+    - "vars/common.yml"
+    - "vars/secrets.yml"
   vars:
     squid_authorized_networks:
       - "{{ ansible_default_ipv4.network }}/24"
@@ -38,7 +42,8 @@
   hosts: all
   gather_facts: false
   vars_files:
-    - "vars.yml"
+    - "vars/common.yml"
+    - "vars/secrets.yml"
   vars:
     common_proxy_server: "{{ hostvars['proxy1'].ansible_default_ipv4.address }}:3128"
   roles:
@@ -49,39 +54,66 @@
 - name: HTTP Servers
   hosts: www
   gather_facts: false
+  vars_files:
+    - "vars/common.yml"
+    - "vars/secrets.yml"
   roles:
     - "www"
   tags:
     - "www"
 
-- name: Web Application Firewalls
+- name: Web Application Firewalls (install)
   hosts: waf
   gather_facts: false
   vars_files:
-    - "vars.yml"
+    - "vars/common.yml"
+    - "vars/secrets.yml"
   vars:
-    cert_domains:
+    certs_ca_passphrase: "{{ secrets.ca.passphrase }}"
+    certs_default_country_name: "{{ common.certificates.country_name }}"
+    certs_default_locality_name: "{{ common.certificates.locality_name }}"
+    certs_default_organization_name: "{{ common.certificates.organization_name }}"
+    certs_default_email_address: "{{ common.certificates.email_address }}"
+    certs_list:
+      # Consul
+      - cn: "server.{{ common.consul.datacenter }}.{{ common.consul.domain }}"
+        domains:
+          - "DNS:server.{{ common.consul.datacenter }}.{{ common.consul.domain }}"
+      # Sites
+      - cn: "test.lab"
+        domains:
           - "DNS:test.lab"
           - "DNS:{{ ansible_fqdn }}"
           - "DNS:{{ ansible_hostname }}"
           - "IP:{{ ansible_default_ipv4.address }}"
-      - "DNS:server.{{ consul_datacenter }}.{{ consul_domain }}"
+    consul_domain: "{{ common.consul.domain }}"
-    cert_country_name: "FR"
+    consul_datacenter: "{{ common.consul.datacenter }}"
-    cert_locality_name: "Vannes"
+    consul_secret_key: "{{ secrets.consul.secret_key }}"
-    cert_organization_name: "iTik"
-    cert_email_address: "ca@itik.fr"
-    consul_domain: "itik.fr"
-    consul_datacenter: "lab"
-    consul_secret_key: "{{ vault.consul.secret_key }}"
     consul_nodes:
       - "waf1"
       - "waf2"
       - "waf3"
-    bgwaf_cluster: false
+    # FIXME: -> Cady modules
-    bgwaf_sites: "{{ waf.sites }}"
+    waf_install_cluster: true
+    vip_script_user: "caddy"
+    vip_monitored_process: "caddy"
+    vip_vrrp_password: "{{ secrets.keepalived.secret }}"
+    vip_vrrp_ips:
+      - master: "waf1"
+        virtual_router_id: 11
+        addr: "{{ {{ ansible_default_ipv4.address }} | split('.')[0-3] | join('.') }}.250"
+      - master: "waf2"
+        virtual_router_id: 12
+        addr: "{{ {{ ansible_default_ipv4.address }} | split('.')[0-3] | join('.') }}.251"
+      - master: "waf3"
+        virtual_router_id: 13
+        addr: "{{ {{ ansible_default_ipv4.address }} | split('.')[0-3] | join('.') }}.252"
+    waf_config_sites: "{{ common.sites }}"
   roles:
-    - "cert"
+    - "certs"
     - "consul"
-    - "bgwaf"
+    - "waf_install"
+    - "vip"
+    - "waf_config"
   tags:
-    - "bgwaf"
+    - "waf"

ansible/roles/bgwaf/tasks/main.yml

@@ -1,201 +0,0 @@
-- name: Remove packaged Go
-  ansible.builtin.apt:
-    name:
-      - "golang"
-    state: "absent"
-    autoremove: true
-    purge: true
-
-- name: Install requirements
-  ansible.builtin.apt:
-    name:
-      - "git"
-      - "libnss3-tools"
-
-- name: Create Go directory
-  ansible.builtin.file:
-    path: "/usr/local/go-{{ bgwaf_go_version }}"
-    state: "directory"
-    mode: "0755"
-
-- name: Install Go
-  ansible.builtin.unarchive:
-    src: "https://go.dev/dl/go{{ bgwaf_go_version }}.linux-amd64.tar.gz"
-    dest: "/usr/local/go-{{ bgwaf_go_version }}"
-    remote_src: true
-
-- name: Link Go
-  ansible.builtin.file:
-    src: "/usr/local/go-{{ bgwaf_go_version }}/go/bin/go"
-    dest: "/usr/local/bin/go"
-    state: "link"
-
-- name: Install xcaddy
-  when: |
-    'xcaddy' not in ansible_facts.packages
-    or ansible_facts.packages['xcaddy'][0]['version'] != bgwaf_xcaddy_version
-  ansible.builtin.apt:
-    deb: "{{ bgwaf_xcaddy_download }}/v{{ bgwaf_xcaddy_version }}/xcaddy_{{ bgwaf_xcaddy_version }}_linux_amd64.deb"
-    force: true
-
-- name: Create Caddy build command
-  ansible.builtin.set_fact:
-    bgwaf_build_command: >
-      xcaddy build v{{ bgwaf_caddy_version }}
-      {% if bgwaf_cluster %}  --with github.com/pteich/caddy-tlsconsul{% endif %}
-      --with github.com/corazawaf/coraza-caddy/v2@v{{ bgwaf_coraza_caddy_version }}
-      --with github.com/mholt/caddy-ratelimit
-      --with github.com/steffenbusch/caddy-bot-barrier
-      --output /usr/local/bin/caddy
-
-- name: Test Caddy version
-  ansible.builtin.copy:
-    dest: "/usr/local/bin/.caddy.build"
-    content: "{{ bgwaf_build_command }}"
-    mode: "0644"
-  register: bgwaf_test_caddy_version
-
-- name: Build Caddy
-  # noqa: no-handler
-  when: "bgwaf_test_caddy_version.changed"
-  ansible.builtin.command:
-    cmd: "{{ bgwaf_build_command }}"
-    creates: "/usr/local/bin/caddy"
-  notify:
-    - "Restart Caddy"
-
-- name: Create caddy system group
-  ansible.builtin.group:
-    name: "caddy"
-    system: true
-
-- name: Create caddy system user
-  ansible.builtin.user:
-    name: "caddy"
-    group: "caddy"
-    groups: ["ssl-cert"]
-    password: "!"
-    system: true
-    home: "/opt/caddy"
-
-- name: Create caddy config directories
-  ansible.builtin.file:
-    path: "{{ item }}"
-    state: "directory"
-    group: "caddy"
-    mode: "0750"
-  loop:
-    - "/etc/caddy"
-    - "/etc/caddy/plugins"
-    - "/etc/caddy/sites"
-
-- name: Create caddy log dir
-  ansible.builtin.file:
-    path: "/var/log/caddy"
-    state: "directory"
-    group: "caddy"
-    mode: "0770"
-
-- name: Install OWASP CRS
-  ansible.builtin.unarchive:
-    src: "https://github.com/coreruleset/coreruleset/archive/refs/tags/v{{ bgwaf_owasp_crs_version }}.tar.gz"
-    dest: "/etc/caddy"
-    group: "caddy"
-    remote_src: true
-
-- name: Install plugins
-  loop: "{{ bgwaf_crs_plugins }}"
-  loop_control:
-    loop_var: "plugin"
-  ansible.builtin.include_tasks: "install_plugin.yml"
-
-- name: Create sites config directories
-  loop: "{{ bgwaf_sites }}"
-  loop_control:
-    loop_var: "site"
-  ansible.builtin.file:
-    path: "/etc/caddy/sites/{{ site.name }}"
-    state: "directory"
-    group: "caddy"
-    mode: "0750"
-
-- name: Generate sites coraza.conf config file
-  loop: "{{ bgwaf_sites }}"
-  loop_control:
-    loop_var: "site"
-  ansible.builtin.template:
-    src: "templates/coraza.conf"
-    dest: "/etc/caddy/sites/{{ site.name }}/coraza.conf"
-    group: "caddy"
-    mode: "0640"
-  notify:
-    - "Reload Caddy"
-
-- name: Generate sites crs-setup config file
-  loop: "{{ bgwaf_sites }}"
-  loop_control:
-    loop_var: "site"
-  ansible.builtin.template:
-    src: "templates/crs-setup.conf"
-    dest: "/etc/caddy/sites/{{ site.name }}/crs-setup.conf"
-    group: "caddy"
-    mode: "0640"
-  notify:
-    - "Reload Caddy"
-
-- name: Generate sites exclusions before request file
-  loop: "{{ bgwaf_sites }}"
-  loop_control:
-    loop_var: "site"
-  ansible.builtin.template:
-    src: "templates/exclusions-request-before.conf"
-    dest: "/etc/caddy/sites/{{ site.name }}/exclusions-request-before.conf"
-    group: "caddy"
-    mode: "0640"
-  notify:
-    - "Reload Caddy"
-
-- name: Generate sites exclusions after response file
-  loop: "{{ bgwaf_sites }}"
-  loop_control:
-    loop_var: "site"
-  ansible.builtin.template:
-    src: "templates/exclusions-response-after.conf"
-    dest: "/etc/caddy/sites/{{ site.name }}/exclusions-response-after.conf"
-    group: "caddy"
-    mode: "0640"
-  notify:
-    - "Reload Caddy"
-
-- name: Generate Caddyfile
-  ansible.builtin.template:
-    src: "templates/Caddyfile"
-    dest: "/etc/caddy/Caddyfile"
-    group: "caddy"
-    mode: "0640"
-  notify:
-    - "Reload Caddy"
-
-- name: Copy bot barrier template
-  ansible.builtin.copy:
-    src: "files/bot_barrier_template.html"
-    dest: "/etc/caddy/bot_barrier_template.html"
-    group: "caddy"
-    mode: "0640"
-  notify:
-    - "Reload Caddy"
-
-- name: Deploy caddy service file
-  ansible.builtin.template:
-    src: "templates/caddy.service"
-    dest: "/etc/systemd/system/caddy.service"
-    mode: "0644"
-  notify:
-    - "Restart Caddy"
-
-- name: Enable and start Caddy
-  ansible.builtin.service:
-    name: "caddy"
-    state: "started"
-    enabled: true
-    daemon_reload: true

ansible/roles/bgwaf/vars/main.yml

@@ -1 +0,0 @@
-bgwaf_xcaddy_download: "https://github.com/caddyserver/xcaddy/releases/download"

ansible/roles/cert/defaults/main.yml

@@ -1,10 +0,0 @@
-# Defaults
-cert_not_after: "+365d"  # valid for one year
-cert_not_before: "-1d"   # valid since yesterday
-
-# Required
-cert_domains: []
-cert_country_name: None
-cert_locality_name: None
-cert_organization_name: None
-cert_email_address: None

ansible/roles/cert/tasks/main.yml

@@ -1,53 +0,0 @@
-- name: Install requirements
-  ansible.builtin.apt:
-    name:
-      - "ssl-cert"
-
-- name: Copy CA certificate file on server
-  ansible.builtin.copy:
-    src: "ca/ca-certificate.crt"
-    dest: "/etc/ssl/certs/local-ca.crt"
-    mode: "0644"
-
-- name: Create private key for new certificate
-  community.crypto.openssl_privatekey:
-    path: "/etc/ssl/private/local.key"
-    mode: "0640"
-    group: "ssl-cert"
-
-- name: Create CSR for new certificate
-  community.crypto.openssl_csr:
-    path: "/etc/ssl/certs/local.csr"
-    privatekey_path: "/etc/ssl/private/local.key"
-    common_name: "{{ cert_domains[0] }}"
-    subject_alt_name: "{{ cert_domains }}"
-    country_name: "{{ cert_country_name }}"
-    locality_name: "{{ cert_locality_name }}"
-    organization_name: "{{ cert_organization_name }}"
-    email_address: "{{ cert_email_address }}"
-    return_content: true
-  register: cert_csr
-
-- name: Sign certificate with our CA
-  delegate_to: "localhost"
-  # noqa: no-handler
-  when: "cert_csr.changed"
-  community.crypto.x509_certificate_pipe:
-    csr_content: "{{ cert_csr.csr }}"
-    provider: "ownca"
-    ownca_path: "ca/ca-certificate.crt"
-    ownca_privatekey_path: "ca/ca-certificate.key"
-    ownca_privatekey_passphrase: "{{ vault.ca.passphrase }}"
-    ownca_not_after: "{{ cert_not_after }}"
-    ownca_not_before: "{{ cert_not_before }}"
-  register: cert_certificate
-
-- name: Write certificate file on server
-  # noqa: no-handler
-  when: "cert_csr.changed"
-  ansible.builtin.copy:
-    dest: "/etc/ssl/certs/local.crt"
-    content: "{{ cert_certificate.certificate }}"
-    mode: "0644"
-  notify:
-    - "Reboot host"

ansible/roles/certs/defaults/main.yml

@@ -0,0 +1,19 @@
+# Defaults
+certs_default_country_name: null
+certs_default_locality_name: null
+certs_default_organization_name: null
+certs_default_email_address: null
+certs_default_not_after: "+365d"  # valid for one year
+certs_default_not_before: "-1d"   # valid since yesterday
+
+# Required
+certs_ca_passphrase: null
+certs_list: {}
+# - cn: <string>
+#   domains: <array of strings>
+#   country_name: <string>
+#   locality_name: <string>
+#   organization_name: <string>
+#   email_address: <string>
+#   not_after: <string>
+#   not_before: <string>

ansible/roles/certs/tasks/create_cert.yml

@@ -0,0 +1,42 @@
+- name: Create private key for new certificate
+  community.crypto.openssl_privatekey:
+    path: "/etc/ssl/private/{{ cert.cn }}.key"
+    mode: "0640"
+    group: "ssl-cert"
+
+- name: Create CSR for new certificate
+  community.crypto.openssl_csr:
+    path: "/etc/ssl/certs/{{ cert.cn }}.csr"
+    privatekey_path: "/etc/ssl/private/{{ cert.cn }}.key"
+    common_name: "{{ cert.cn }}"
+    subject_alt_name: "{{ cert.domains }}"
+    country_name: "{{ cert.country_name | default(certs_default_country_name) | mandatory }}"
+    locality_name: "{{ cert.locality_name | default(certs_default_locality_name) | mandatory }}"
+    organization_name: "{{ cert.organization_name | default(certs_default_organization_name) | mandatory }}"
+    email_address: "{{ cert.email_address | default(certs_default_email_address) | mandatory }}"
+    return_content: true
+  register: certs_csr
+
+- name: Sign certificate with our CA
+  delegate_to: "localhost"
+  # noqa: no-handler
+  when: "certs_csr.changed"
+  community.crypto.x509_certificate_pipe:
+    csr_content: "{{ certs_csr.csr }}"
+    provider: "ownca"
+    ownca_path: "ca/ca-certificate.crt"
+    ownca_privatekey_path: "ca/ca-certificate.key"
+    ownca_privatekey_passphrase: "{{ certs_ca_passphrase }}"
+    ownca_not_after: "{{ cert.not_after | default(certs_default_not_after) }}"
+    ownca_not_before: "{{ cert.not_before | default(certs_default_not_before) }}"
+  register: certs_certificate
+
+- name: Write certificate file on server
+  # noqa: no-handler
+  when: "certs_csr.changed"
+  ansible.builtin.copy:
+    dest: "/etc/ssl/certs/{{ cert.cn }}.crt"
+    content: "{{ certs_certificate.certificate }}"
+    mode: "0644"
+  notify:
+    - "Reboot host"

ansible/roles/certs/tasks/main.yml

@@ -0,0 +1,16 @@
+- name: Install requirements
+  ansible.builtin.apt:
+    name:
+      - "ssl-cert"
+
+- name: Copy CA certificate file on server
+  ansible.builtin.copy:
+    src: "ca/ca-certificate.crt"
+    dest: "/etc/ssl/certs/local-ca.crt"
+    mode: "0644"
+
+- name: Create certs
+  loop: "{{ certs_list }}"
+  loop_control:
+    loop_var: "cert"
+  ansible.builtin.include_tasks: "create_cert.yml"

ansible/roles/consul/defaults/main.yml

@@ -1,13 +1,13 @@
 # Required
 consul_datacenter: null
+consul_domain: null
 consul_secret_key: null
 consul_nodes: []
-consul_domain: None
 
 # Defaults
 consul_version: "1.22.2"
-consul_key_file: "/etc/ssl/private/local.key"
+consul_key_file: "/etc/ssl/private/server.{{ consul_datacenter }}.{{ consul_domain }}.key"
-consul_cert_file: "/etc/ssl/certs/local.crt"
+consul_cert_file: "/etc/ssl/certs/server.{{ consul_datacenter }}.{{ consul_domain }}.crt"
 consul_ca_file: "/etc/ssl/certs/local-ca.crt"
 consul_client_addr: "0.0.0.0"
 consul_bind_addr: "{{ ansible_default_ipv4.address }}"

ansible/roles/local_ca/defaults/main.yml

@@ -3,9 +3,9 @@ local_ca_key_size: 4096
 local_ca_key_type: "RSA"
 
 # Required
-local_ca_common_name: None
+local_ca_common_name: null
-local_ca_passphrase: None
+local_ca_passphrase: null
-local_ca_country_name: None
+local_ca_country_name: null
-local_ca_locality_name: None
+local_ca_locality_name: null
-local_ca_organization_name: None
+local_ca_organization_name: null
-local_ca_email_address: None
+local_ca_email_address: null

ansible/roles/local_ca/tasks/main.yml

@@ -22,7 +22,7 @@
   community.crypto.openssl_csr:
     path: "ca/ca-certificate.csr"
     privatekey_path: "ca/ca-certificate.key"
-    privatekey_passphrase: "{{ vault.ca.passphrase }}"
+    privatekey_passphrase: "{{ local_ca_passphrase }}"
     common_name: "{{ local_ca_common_name }}"
     use_common_name_for_san: false  # since we do not specify SANs, don't use CN as a SAN
     country_name: "{{ local_ca_country_name }}"
@@ -47,5 +47,5 @@
     path: "ca/ca-certificate.crt"
     csr_content: "{{ local_ca_csr.csr }}"
     privatekey_path: "ca/ca-certificate.key"
-    privatekey_passphrase: "{{ vault.ca.passphrase }}"
+    privatekey_passphrase: "{{ local_ca_passphrase }}"
     provider: "selfsigned"

ansible/roles/vip/defaults/main.yml

@@ -0,0 +1,16 @@
+# Required
+vip_script_user: null
+vip_monitored_process: null
+vip_vrrp_password: null     # Max 8 characters
+vip_vrrp_ips: null
+# - master: <string>
+#   virtual_router_id: <int>
+#   addr: <string>
+
+# Optionnal
+vip_alerts_to: null
+# - <string>
+
+# Required if length vip_alerts_to > 0
+vip_smtp_from: null
+vip_smtp_relay: null

ansible/roles/vip/handlers/main.yml

@@ -0,0 +1,4 @@
+- name: Restart keepalived
+  ansible.builtin.service:
+    name: "keepalived"
+    state: "restarted"

ansible/roles/vip/tasks/main.yml

@@ -0,0 +1,28 @@
+- name: Installation des paquetages
+  ansible.builtin.apt:
+    name:
+      - "keepalived"
+  notify:
+    - "Restart keepalived"
+
+- name: Tell kernel to allow binding non-local IP
+  ansible.posix.sysctl:
+    name: "net.ipv4.ip_nonlocal_bind"
+    value: "1"
+    sysctl_set: true
+  notify:
+    - "Restart keepalived"
+
+- name: Generate keepalived.conf file
+  ansible.builtin.template:
+    src: "templates/keepalived.conf"
+    dest: "/etc/keepalived/keepalived.conf"
+    mode: "0640"
+  notify:
+    - "Restart keepalived"
+
+- name: Activate and start keepalived
+  ansible.builtin.service:
+    name: "keepalived"
+    state: "started"
+    enabled: true

ansible/roles/vip/templates/keepalived.conf

@@ -0,0 +1,45 @@
+global_defs {
+  enable_script_security
+  script_user "{{ vip_script_user }}"
+{% if vip_alerts_to | default([]) | length > 0 %}
+
+  notification_email {
+{% for dest in vip_alerts_to %}
+    {{ dest }}
+{% endfor %}
+  }
+  notification_email_from {{ vip_smtp_from }}
+  smtp_server {{ vip_smtp_relay }}
+  smtp_connect_timeout 30
+  router_id {{ ansible_hostname }}
+{% endif %}
+}
+
+vrrp_script chk_{{ vip_monitored_process }} {
+  script "/usr/bin/killall -0 {{ vip_monitored_process }}"   # Check if process is running
+  interval 2                             # Check every 2 seconds
+  weight 2                               # Weight to influence master election
+}
+{% for ip in vip_vrrp_ips %}
+
+# master: {{ ip.master }}
+vrrp_instance VI_{{ ip.virtual_router_id }} {
+  state {{ (ansible_hostname==ip.master) | ternary('MASTER', 'BACKUP') }}
+  interface eth0
+  virtual_router_id {{ ip.virtual_router_id }}
+  priority {{ (ansible_hostname==ip.master) | ternary('101', '100') }}
+  advert_int 1
+  promote_secondaries
+  smtp_alert true
+  authentication {
+    auth_type PASS
+    auth_pass {{ vip_vrrp_password }}
+  }
+  virtual_ipaddress {
+    {{ ip.addr }}
+  }
+  track_script {
+    chk_{{ vip_monitored_process }}
+  }
+}
+{% endfor %}

ansible/roles/waf_config/defaults/main.yml

@@ -1,42 +1,17 @@
-bgwaf_go_version: "1.25.5"
+# Defaults
-bgwaf_xcaddy_version: "0.4.5"
+waf_config_owasp_crs_version: "4.21.0"
-bgwaf_caddy_version: "2.10.2"
-bgwaf_coraza_caddy_version: "2.1.0"  # Coraza v3.3.3
-bgwaf_owasp_crs_version: "4.21.0"
-
-# Cluster mode (e.g. with consul)
-bgwaf_cluster: false
 
 # Required unless not site.custom_cert
-bgwaf_email: null
+waf_config_email: null
 
 # Required if site.bot_barrier
-bgwaf_bot_barrier_secret: null
+waf_config_bot_barrier_secret: null
 
 # Optionnal
-bgwaf_local_ca_name: null
+waf_config_local_ca_name: null
-bgwaf_ca_root: null
+waf_config_ca_root: null
 
-# Cf.: https://github.com/coreruleset/plugin-registry
+waf_config_sites: []
-bgwaf_crs_plugins:
-  - name: "drupal-rule-exclusions"
-    version: "1.0.0"
-  - name: "wordpress-rule-exclusions"
-    version: "1.2.0"
-  - name: "nextcloud-rule-exclusions"
-    version: "1.5.0"
-  - name: "dokuwiki-rule-exclusions"
-    version: "1.0.0"
-  - name: "phpmyadmin-rule-exclusions"
-    version: "1.0.0"
-  - name: "roundcube-rule-exclusions"
-    version: "1.0.4"
-    provider: "EsadCetiner"
-  - name: "sogo-rule-exclusions"
-    version: "1.0.4"
-    provider: "EsadCetiner"
-
-bgwaf_sites: []
 # - name: ""
 #   site: ""
 #   paths:
@@ -55,15 +30,19 @@ bgwaf_sites: []
 #     after_response:
 #       - ""
 
-bgwaf_defaults:
+waf_config_defaults:
   redirect_from_aliases: true
   custom_cert: true
   custom_cert_file: ""
   custom_key_file: ""
+
   rate_events: 1000
   rate_window: "1m"
+
   bot_barrier: false
-  log_only: true
+
+  # CRS defaults
+  log_only: false
   paranoia_level: 1
   detection_paranoia_level: null
   enforce_bodyproc_urlencoded: 1
@@ -100,8 +79,12 @@ bgwaf_defaults:
     - ".asa/"
     - ".asax/"
     - ".ascx/"
+    - ".back/"
     - ".backup/"
     - ".bak/"
+    - ".bck/"
+    - ".bk/"
+    - ".bkp/"
     - ".bat/"
     - ".cdx/"
     - ".cer/"
@@ -158,9 +141,11 @@ bgwaf_defaults:
     - ".reg/"
     - ".resources/"
     - ".resx/"
+    - ".sav/"
     - ".save/"
     - ".scr/"
     - ".sct/"
+    - ".sh/"
     - ".shs/"
     - ".sql/"
     - ".sqlite/"

ansible/roles/waf_config/handlers/main.yml

@@ -0,0 +1,4 @@
+- name: Reload Caddy
+  ansible.builtin.service:
+    name: "caddy"
+    state: "reloaded"

ansible/roles/waf_config/tasks/main.yml

@@ -0,0 +1,75 @@
+- name: Create sites config directories
+  loop: "{{ waf_config_sites }}"
+  loop_control:
+    loop_var: "site"
+  ansible.builtin.file:
+    path: "/etc/caddy/sites/{{ site.name }}"
+    state: "directory"
+    group: "caddy"
+    mode: "0750"
+
+- name: Generate sites coraza.conf config file
+  loop: "{{ waf_config_sites }}"
+  loop_control:
+    loop_var: "site"
+  ansible.builtin.template:
+    src: "templates/coraza.conf"
+    dest: "/etc/caddy/sites/{{ site.name }}/coraza.conf"
+    group: "caddy"
+    mode: "0640"
+  notify:
+    - "Reload Caddy"
+
+- name: Generate sites crs-setup config file
+  loop: "{{ waf_config_sites }}"
+  loop_control:
+    loop_var: "site"
+  ansible.builtin.template:
+    src: "templates/crs-setup.conf"
+    dest: "/etc/caddy/sites/{{ site.name }}/crs-setup.conf"
+    group: "caddy"
+    mode: "0640"
+  notify:
+    - "Reload Caddy"
+
+- name: Generate sites exclusions before request file
+  loop: "{{ waf_config_sites }}"
+  loop_control:
+    loop_var: "site"
+  ansible.builtin.template:
+    src: "templates/exclusions-request-before.conf"
+    dest: "/etc/caddy/sites/{{ site.name }}/exclusions-request-before.conf"
+    group: "caddy"
+    mode: "0640"
+  notify:
+    - "Reload Caddy"
+
+- name: Generate sites exclusions after response file
+  loop: "{{ waf_config_sites }}"
+  loop_control:
+    loop_var: "site"
+  ansible.builtin.template:
+    src: "templates/exclusions-response-after.conf"
+    dest: "/etc/caddy/sites/{{ site.name }}/exclusions-response-after.conf"
+    group: "caddy"
+    mode: "0640"
+  notify:
+    - "Reload Caddy"
+
+- name: Generate Caddyfile
+  ansible.builtin.template:
+    src: "templates/Caddyfile"
+    dest: "/etc/caddy/Caddyfile"
+    group: "caddy"
+    mode: "0640"
+  notify:
+    - "Reload Caddy"
+
+- name: Copy bot barrier template
+  ansible.builtin.copy:
+    src: "files/bot_barrier_template.html"
+    dest: "/etc/caddy/bot_barrier_template.html"
+    group: "caddy"
+    mode: "0640"
+  notify:
+    - "Reload Caddy"

ansible/roles/waf_config/templates/Caddyfile

@@ -2,13 +2,13 @@
 # storage redis
   grace_period 10s
   order coraza_waf first
-{% if bgwaf_email | default(None) != None %}
+{% if waf_config_email | default(None) != None %}
-  email "{{ bgwaf_email }}"
+  email "{{ waf_config_email }}"
 {% endif %}
 
-{% if bgwaf_ca_root | default(None) != None %}
+{% if waf_config_ca_root | default(None) != None %}
   tls {
-    ca_root "{{ bgwaf_ca_root }}"
+    ca_root "{{ waf_config_ca_root }}"
   }
 
 {% endif %}
@@ -17,17 +17,17 @@
     include "http.handlers.waf"
     output file /var/log/caddy/waf.log
   }
-{% if bgwaf_local_ca_name | default(None) != None %}
+{% if waf_config_local_ca_name | default(None) != None %}
 
   pki {
     ca local {
-      name "{{ bgwaf_local_ca_name }}"
+      name "{{ waf_config_local_ca_name }}"
     }
   }
 {% endif %}
 }
 
-{% for site in bgwaf_sites %}
+{% for site in waf_config_sites %}
 {% if (site.redirect_from_aliases | default(true)) and (site.aliases | default([]) | length) > 0 %}
 {{ site.aliases | join(', ') }} {
   redir https://{{ site.site }}{uri}
@@ -79,7 +79,7 @@
 {% endif %}
 {% if site.bot_barrier | default (false) %}
   bot_barrier {
-     secret {{ bgwaf_bot_barrier_secret }}
+     secret {{ waf_config_bot_barrier_secret }}
      complexity 18
      valid_for 30m
      seed_cookie_name __chall_{{ site.name }}_seed
@@ -106,7 +106,7 @@
       Include "/etc/caddy/plugins/*-config.conf"
       Include "/etc/caddy/plugins/*-before.conf"
       Include "/etc/caddy/sites/{{ site.name }}/exclusions-request-before.conf"
-      Include "/etc/caddy/coreruleset-{{ bgwaf_owasp_crs_version }}/rules/*.conf"
+      Include "/etc/caddy/coreruleset-{{ waf_config_owasp_crs_version }}/rules/*.conf"
       Include "/etc/caddy/sites/{{ site.name }}/exclusions-response-after.conf"
       Include "/etc/caddy/plugins/*-after.conf"
       SecRuleEngine On

ansible/roles/waf_config/templates/crs-setup.conf

@@ -10,9 +10,9 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:tx.blocking_paranoia_level={{ site.paranoia_level | default(bgwaf_defaults.paranoia_level) }}"
+    setvar:tx.blocking_paranoia_level={{ site.paranoia_level | default(waf_config_defaults.paranoia_level) }}"
-{% if site.detection_paranoia_level | default(bgwaf_defaults.detection_paranoia_level) != None %}
+{% if site.detection_paranoia_level | default(waf_config_defaults.detection_paranoia_level) != None %}
 
 ## Detection paranoia level
 SecAction \
@@ -22,8 +22,8 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:tx.detection_paranoia_level={{ site.detection_paranoia_level | default(bgwaf_defaults.detection_paranoia_level) }}"
+    setvar:tx.detection_paranoia_level={{ site.detection_paranoia_level | default(waf_config_defaults.detection_paranoia_level) }}"
 {% endif %}
 
 ## Enforce Body Processor URLENCODED
@@ -34,8 +34,8 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:tx.enforce_bodyproc_urlencoded={{ site.enforce_bodyproc_urlencoded | default(bgwaf_defaults.enforce_bodyproc_urlencoded) }}"
+    setvar:tx.enforce_bodyproc_urlencoded={{ site.enforce_bodyproc_urlencoded | default(waf_config_defaults.enforce_bodyproc_urlencoded) }}"
 
 ## Anomaly Scoring Mode Severity Levels
 SecAction \
@@ -45,11 +45,11 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:tx.critical_anomaly_score={{ site.critical_anomaly_score | default(bgwaf_defaults.critical_anomaly_score) }},\
+    setvar:tx.critical_anomaly_score={{ site.critical_anomaly_score | default(waf_config_defaults.critical_anomaly_score) }},\
-    setvar:tx.error_anomaly_score={{ site.error_anomaly_score | default(bgwaf_defaults.error_anomaly_score) }},\
+    setvar:tx.error_anomaly_score={{ site.error_anomaly_score | default(waf_config_defaults.error_anomaly_score) }},\
-    setvar:tx.warning_anomaly_score={{ site.warning_anomaly_score | default(bgwaf_defaults.warning_anomaly_score) }},\
+    setvar:tx.warning_anomaly_score={{ site.warning_anomaly_score | default(waf_config_defaults.warning_anomaly_score) }},\
-    setvar:tx.notice_anomaly_score={{ site.notice_anomaly_score | default(bgwaf_defaults.notice_anomaly_score) }}"
+    setvar:tx.notice_anomaly_score={{ site.notice_anomaly_score | default(waf_config_defaults.notice_anomaly_score) }}"
 
 ## Anomaly Scoring Mode Blocking Threshold Levels
 SecAction \
@@ -59,9 +59,9 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:tx.inbound_anomaly_score_threshold={% if site.log_only | default(bgwaf_defaults.log_only) %}1000{% else %}{{ site.inbound_anomaly_score_threshold | default(bgwaf_defaults.inbound_anomaly_score_threshold) }}{% endif %},\
+    setvar:tx.inbound_anomaly_score_threshold={% if site.log_only | default(waf_config_defaults.log_only) %}1000{% else %}{{ site.inbound_anomaly_score_threshold | default(waf_config_defaults.inbound_anomaly_score_threshold) }}{% endif %},\
-    setvar:tx.outbound_anomaly_score_threshold={% if site.log_only | default(bgwaf_defaults.log_only) %}1000{% else %}{{ site.outbound_anomaly_score_threshold | default(bgwaf_defaults.outbound_anomaly_score_threshold) }}{% endif %}"
+    setvar:tx.outbound_anomaly_score_threshold={% if site.log_only | default(waf_config_defaults.log_only) %}1000{% else %}{{ site.outbound_anomaly_score_threshold | default(waf_config_defaults.outbound_anomaly_score_threshold) }}{% endif %}"
 
 ## Application Specific Rule Exclusions
 # FIXME
@@ -87,8 +87,8 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:tx.reporting_level={{ site.reporting_level | default(bgwaf_defaults.reporting_level) }}"
+    setvar:tx.reporting_level={{ site.reporting_level | default(waf_config_defaults.reporting_level) }}"
 
 ## Early Anomaly Scoring Mode Blocking
 SecAction \
@@ -98,7 +98,7 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
     setvar:tx.early_blocking=0"
 
 ## Initialize Default Collections
@@ -109,7 +109,7 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
     setvar:tx.enable_default_collections=1"
 
 ## HTTP Policy Settings
@@ -120,8 +120,8 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:'tx.allowed_methods={{ site.allowed_methods | default(bgwaf_defaults.allowed_methods) | join(" ") }}'"
+    setvar:'tx.allowed_methods={{ site.allowed_methods | default(waf_config_defaults.allowed_methods) | join(" ") }}'"
 
 # Content-Types that a client is allowed to send in a request
 SecAction \
@@ -131,8 +131,8 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:'tx.allowed_request_content_type={{ site.allowed_request_content_type | default(bgwaf_defaults.allowed_request_content_type) | join(" ") }}'"
+    setvar:'tx.allowed_request_content_type={{ site.allowed_request_content_type | default(waf_config_defaults.allowed_request_content_type) | join(" ") }}'"
 
 ## Allowed HTTP versions
 SecAction \
@@ -142,8 +142,8 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:'tx.allowed_http_versions={{ site.allowed_http_versions | default(bgwaf_defaults.allowed_http_versions) | join(" ") }}'"
+    setvar:'tx.allowed_http_versions={{ site.allowed_http_versions | default(waf_config_defaults.allowed_http_versions) | join(" ") }}'"
 
 ## Forbidden file extensions
 SecAction \
@@ -153,8 +153,8 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:'tx.restricted_extensions={{ site.restricted_extensions | default(bgwaf_defaults.restricted_extensions) | join(" ") }}'"
+    setvar:'tx.restricted_extensions={{ site.restricted_extensions | default(waf_config_defaults.restricted_extensions) | join(" ") }}'"
 
 ## Restricted request headers
 SecAction \
@@ -164,8 +164,8 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:'tx.restricted_headers_basic={{ site.restricted_headers_basic | default(bgwaf_defaults.restricted_headers_basic) | join(" ") }}'"
+    setvar:'tx.restricted_headers_basic={{ site.restricted_headers_basic | default(waf_config_defaults.restricted_headers_basic) | join(" ") }}'"
 
 ## Extended restricted request headers (forbidden at a higher paranoia level)
 SecAction \
@@ -175,8 +175,8 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:'tx.restricted_headers_extended={{ site.restricted_headers_extended | default(bgwaf.restricted_headers_extended) | join(" ") }}'"
+    setvar:'tx.restricted_headers_extended={{ site.restricted_headers_extended | default(waf_config_defaults.restricted_headers_extended) | join(" ") }}'"
 
 # Content-Types charsets that a client is allowed to send in a request
 SecAction \
@@ -186,8 +186,8 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:'tx.allowed_request_content_type_charset={{ bgwaf_defaults.allowed_request_content_type_charset | default(bgwaf_defaults.allowed_request_content_type_charset) | join(" ") }}'"
+    setvar:'tx.allowed_request_content_type_charset={{ waf_config_defaults.allowed_request_content_type_charset | default(waf_config_defaults.allowed_request_content_type_charset) | join(" ") }}'"
 
 # Block request if number of arguments is too high
 SecAction \
@@ -197,8 +197,8 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:tx.max_num_args={{ site.max_num_args | default(bgwaf_defaults.max_num_args) }}"
+    setvar:tx.max_num_args={{ site.max_num_args | default(waf_config_defaults.max_num_args) }}"
 
 # Block request if the length of any argument name is too high
 SecAction \
@@ -208,8 +208,8 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:tx.arg_name_length={{ site.arg_name_length | default(bgwaf_defaults.arg_name_length) }}"
+    setvar:tx.arg_name_length={{ site.arg_name_length | default(waf_config_defaults.arg_name_length) }}"
 
 # Block request if the length of any argument value is too high
 SecAction \
@@ -219,8 +219,8 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:tx.arg_length={{ site.arg_length | default(bgwaf_defaults.arg_length) }}"
+    setvar:tx.arg_length={{ site.arg_length | default(waf_config_defaults.arg_length) }}"
 
 # Block request if the total length of all combined arguments is too high
 SecAction \
@@ -230,8 +230,8 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:tx.total_arg_length={{ site.total_arg_length | default(bgwaf_defaults.total_arg_length) }}"
+    setvar:tx.total_arg_length={{ site.total_arg_length | default(waf_config_defaults.total_arg_length) }}"
 
 # Block request if the file size of any individual uploaded file is too high
 SecAction \
@@ -241,8 +241,8 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:tx.max_file_size={{ site.max_file_size | default(bgwaf_defaults.max_file_size) }}"
+    setvar:tx.max_file_size={{ site.max_file_size | default(waf_config_defaults.max_file_size) }}"
 
 # Block request if the total size of all combined uploaded files is too high
 SecAction \
@@ -252,8 +252,8 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:tx.combined_file_sizes={{ site.combined_file_sizes | default(bgwaf_defaults.combined_file_sizes) }}"
+    setvar:tx.combined_file_sizes={{ site.combined_file_sizes | default(waf_config_defaults.combined_file_sizes) }}"
 
 ## Easing In / Sampling Percentage
 SecAction \
@@ -262,8 +262,8 @@ SecAction \
     pass,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:tx.sampling_percentage={{ site.sampling_percentage | default(bgwaf_defaults.sampling_percentage) }}"
+    setvar:tx.sampling_percentage={{ site.sampling_percentage | default(waf_config_defaults.sampling_percentage) }}"
 
 ## Check UTF-8 encoding
 SecAction \
@@ -273,7 +273,7 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
     setvar:tx.crs_validate_utf8_encoding=1"
 
 ## Skip Checking Responses
@@ -290,7 +290,7 @@ SecAction \
 #    t:none,\
 #    nolog,\
 #    tag:'OWASP_CRS',\
-#    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+#    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
 #    setvar:tx.crs_skip_response_analysis=1"
 
 ## End of setup
@@ -301,5 +301,5 @@ SecAction \
     t:none,\
     nolog,\
     tag:'OWASP_CRS',\
-    ver:'OWASP_CRS/{{ bgwaf_owasp_crs_version }}',\
+    ver:'OWASP_CRS/{{ waf_config_owasp_crs_version }}',\
-    setvar:tx.crs_setup_version={{ bgwaf_owasp_crs_version | regex_replace('\.', '') }}"
+    setvar:tx.crs_setup_version={{ waf_config_owasp_crs_version | regex_replace('\.', '') }}"

ansible/roles/waf_install/defaults/main.yml

@@ -0,0 +1,27 @@
+waf_install_go_version: "1.25.5"
+waf_install_xcaddy_version: "0.4.5"
+waf_install_caddy_version: "2.10.2"
+waf_install_coraza_caddy_version: "2.1.0"  # Coraza v3.3.3
+waf_install_owasp_crs_version: "4.21.0"
+
+# Cluster mode (e.g. with consul)
+waf_install_cluster: false
+
+# Cf.: https://github.com/coreruleset/plugin-registry
+waf_install_crs_plugins:
+  - name: "drupal-rule-exclusions"
+    version: "1.0.0"
+  - name: "wordpress-rule-exclusions"
+    version: "1.2.0"
+  - name: "nextcloud-rule-exclusions"
+    version: "1.5.0"
+  - name: "dokuwiki-rule-exclusions"
+    version: "1.0.0"
+  - name: "phpmyadmin-rule-exclusions"
+    version: "1.0.0"
+  - name: "roundcube-rule-exclusions"
+    version: "1.0.4"
+    provider: "EsadCetiner"
+  - name: "sogo-rule-exclusions"
+    version: "1.0.4"
+    provider: "EsadCetiner"

ansible/roles/waf_install/handlers/main.yml

@@ -3,8 +3,3 @@
     name: "caddy"
     state: "restarted"
     daemon_reload: true
-
-- name: Reload Caddy
-  ansible.builtin.service:
-    name: "caddy"
-    state: "reloaded"

ansible/roles/waf_install/tasks/install_plugin.yml

@@ -3,27 +3,27 @@
     url: "https://github.com/{{ plugin.provider | default('coreruleset') }}/{{ plugin.name }}-plugin/archive/refs/tags/v{{ plugin.version }}.tar.gz"
     dest: "/usr/local/src/"
     mode: "0644"
-  register: "bgwaf_plugin_downloaded"
+  register: "waf_install_plugin_downloaded"
 
 - name: Deploy plugin {{ plugin.name }}
   # noqa: no-handler
-  when: "bgwaf_plugin_downloaded.changed"
+  when: "waf_install_plugin_downloaded.changed"
   block:
 
     - name: Get temp dir {{ plugin.name }}
       ansible.builtin.tempfile:
         state: "directory"
-      register: "bgwaf_temp_plugin_dir"
+      register: "waf_install_temp_plugin_dir"
 
     - name: Unarchive plugin {{ plugin.name }}
       ansible.builtin.unarchive:
         src: "/usr/local/src/{{ plugin.name }}-plugin-{{ plugin.version }}.tar.gz"
-        dest: "{{ bgwaf_temp_plugin_dir.path }}"
+        dest: "{{ waf_install_temp_plugin_dir.path }}"
         remote_src: true
 
     - name: Copy plugin files {{ plugin.name }}
       ansible.builtin.copy:
-        src: "{{ bgwaf_temp_plugin_dir.path }}/{{ plugin.name }}-plugin-{{ plugin.version }}/plugins/"
+        src: "{{ waf_install_temp_plugin_dir.path }}/{{ plugin.name }}-plugin-{{ plugin.version }}/plugins/"
         dest: "/etc/caddy/plugins/"
         mode: "0644"
 #       directory_mode: "0750"
@@ -41,7 +41,7 @@
         mode: "0750"
 
     - name: Delete temp dir {{ plugin.name }}
-      when: "bgwaf_temp_plugin_dir.path is defined"
+      when: "waf_install_temp_plugin_dir.path is defined"
       ansible.builtin.file:
-        path: "{{ bgwaf_temp_plugin_dir.path }}"
+        path: "{{ waf_install_temp_plugin_dir.path }}"
         state: "absent"

ansible/roles/waf_install/tasks/main.yml

@@ -0,0 +1,125 @@
+- name: Remove packaged Go
+  ansible.builtin.apt:
+    name:
+      - "golang"
+    state: "absent"
+    autoremove: true
+    purge: true
+
+- name: Install requirements
+  ansible.builtin.apt:
+    name:
+      - "git"
+      - "libnss3-tools"
+
+- name: Create Go directory
+  ansible.builtin.file:
+    path: "/usr/local/go-{{ waf_install_go_version }}"
+    state: "directory"
+    mode: "0755"
+
+- name: Install Go
+  ansible.builtin.unarchive:
+    src: "https://go.dev/dl/go{{ waf_install_go_version }}.linux-amd64.tar.gz"
+    dest: "/usr/local/go-{{ waf_install_go_version }}"
+    remote_src: true
+
+- name: Link Go
+  ansible.builtin.file:
+    src: "/usr/local/go-{{ waf_install_go_version }}/go/bin/go"
+    dest: "/usr/local/bin/go"
+    state: "link"
+
+# FIXME: no .deb
+- name: Install xcaddy
+  when: |
+    'xcaddy' not in ansible_facts.packages
+    or ansible_facts.packages['xcaddy'][0]['version'] != waf_install_xcaddy_version
+  ansible.builtin.apt:
+    deb: "{{ waf_install_xcaddy_download }}/v{{ waf_install_xcaddy_version }}/xcaddy_{{ waf_install_xcaddy_version }}_linux_amd64.deb"
+    force: true
+
+- name: Create Caddy build command
+  ansible.builtin.set_fact:
+    waf_install_build_command: >
+      xcaddy build v{{ waf_install_caddy_version }}
+      {% if waf_install_cluster %}  --with github.com/pteich/caddy-tlsconsul{% endif %}
+      --with github.com/corazawaf/coraza-caddy/v2@v{{ waf_install_coraza_caddy_version }}
+      --with github.com/mholt/caddy-ratelimit
+      --with github.com/steffenbusch/caddy-bot-barrier
+      --output /usr/local/bin/caddy
+
+- name: Test Caddy version
+  ansible.builtin.copy:
+    dest: "/usr/local/bin/.caddy.build"
+    content: "{{ waf_install_build_command }}"
+    mode: "0644"
+  register: waf_install_test_caddy_version
+
+- name: Build Caddy
+  # noqa: no-handler
+  when: "waf_install_test_caddy_version.changed"
+  ansible.builtin.command:
+    cmd: "{{ waf_install_build_command }}"
+    creates: "/usr/local/bin/caddy"
+  notify:
+    - "Restart Caddy"
+
+- name: Create caddy system group
+  ansible.builtin.group:
+    name: "caddy"
+    system: true
+
+- name: Create caddy system user
+  ansible.builtin.user:
+    name: "caddy"
+    group: "caddy"
+    groups: ["ssl-cert"]
+    password: "!"
+    system: true
+    home: "/opt/caddy"
+
+- name: Create caddy config directories
+  ansible.builtin.file:
+    path: "{{ item }}"
+    state: "directory"
+    group: "caddy"
+    mode: "0750"
+  loop:
+    - "/etc/caddy"
+    - "/etc/caddy/plugins"
+    - "/etc/caddy/sites"
+
+- name: Create caddy log dir
+  ansible.builtin.file:
+    path: "/var/log/caddy"
+    state: "directory"
+    group: "caddy"
+    mode: "0770"
+
+- name: Install OWASP CRS
+  ansible.builtin.unarchive:
+    src: "https://github.com/coreruleset/coreruleset/archive/refs/tags/v{{ waf_install_owasp_crs_version }}.tar.gz"
+    dest: "/etc/caddy"
+    group: "caddy"
+    remote_src: true
+
+- name: Install plugins
+  loop: "{{ waf_install_crs_plugins }}"
+  loop_control:
+    loop_var: "plugin"
+  ansible.builtin.include_tasks: "install_plugin.yml"
+
+- name: Deploy caddy service file
+  ansible.builtin.template:
+    src: "templates/caddy.service"
+    dest: "/etc/systemd/system/caddy.service"
+    mode: "0644"
+  notify:
+    - "Restart Caddy"
+
+- name: Enable Caddy
+  ansible.builtin.service:
+    name: "caddy"
+    enabled: true
+    daemon_reload: true

ansible/roles/waf_install/vars/main.yml

@@ -0,0 +1 @@
+waf_install_xcaddy_download: "https://github.com/caddyserver/xcaddy/releases/download"

ansible/vars/common.yml

@@ -1,10 +1,15 @@
-vault:
+common:
-  ca:
+
-    passphrase: "plopplop"
+  certificates:
-  consul:
+    country_name: "FR"
-    secret_key: "MZu7pu72IxVkGzSjkB0ZGd+RTp5n34ByxOoxB+BKaSc="
+    locality_name: "Vannes"
+    organization_name: "iTik"
+    email_address: "ca@itik.fr"
+
+  consul:
+    domain: "itik.fr"
+    datacenter: "lab"
 
-waf:
   sites:
     - name: "test"
       site: "test.lab"
@@ -13,12 +18,9 @@ waf:
             - "http://www1"
             - "http://www2"
             - "http://www3"
-      log_only: true
-#     paranoia_level: 1
-#     detection_paranoia_level: null
       custom_cert: true
-      custom_cert_file: "/etc/ssl/certs/local.crt"
+      custom_cert_file: "/etc/ssl/certs/test.lab.crt"
-      custom_key_file: "/etc/ssl/private/local.key"
+      custom_key_file: "/etc/ssl/private/test.lab.key"
 #     exceptions:
 #       before_request:
 #         - 'SecRule REQUEST_URI "@beginsWith /?bin/sh" "id:1,nolog,ctl:ruleRemoveById=932160"'

ansible/vars/secrets.yml

@@ -0,0 +1,13 @@
+$ANSIBLE_VAULT;1.1;AES256
+61643639653530613066383464333939383034643565386434616361653331656237303835653837
+3431646133336265393237383366653364373039376365340a396438643530383965343865383837
+62636338366437356661356561356138383032353133396461643362323536303965353564666232
+3735363038323139620a386364633933303139623436626337346535663737386264303036323866
+31303762336638313961383034386137376566383662323961336536303230303063396661333135
+66646133333565656233303461356166303862303037663133383534613263383130316261643738
+65656165346432636363393436646532643531393066346332326561656230316232383866643665
+36626333656335626534333737633231396561633831653464383036323431616431306433623139
+61346630663636313463376237353036343264613936366539393165623265656233303864386563
+63386661343061373930383139376666353035373531386230306432663132653130633039616665
+38383735326339353738383166623932316564636634343830326432613563306436666532313562
+65326431346639636338

tofu/.gitignore

@@ -1,2 +1,4 @@
 /.terraform/
 /.terraform.lock.hcl
+/terraform.tfstate
+/terraform.tfstate.backup

tofu/_t/terraform.tfstate

@@ -1 +1 @@
-{"version":4,"terraform_version":"1.11.2","serial":31,"lineage":"5ba1e29d-946a-a982-e845-5fae39bcee6e","outputs":{},"resources":[{"mode":"managed","type":"multipass_instance","name":"this","provider":"provider[\"registry.opentofu.org/larstobi/multipass\"]","instances":[{"index_key":"proxy1","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"20g","image":"24.04","memory":"8g","name":"proxy1"},"sensitive_attributes":[]},{"index_key":"waf1","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"waf1"},"sensitive_attributes":[]},{"index_key":"waf2","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"waf2"},"sensitive_attributes":[]},{"index_key":"waf3","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"waf3"},"sensitive_attributes":[]},{"index_key":"www1","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"www1"},"sensitive_attributes":[]},{"index_key":"www2","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"www2"},"sensitive_attributes":[]},{"index_key":"www3","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"www3"},"sensitive_attributes":[]}]}],"check_results":null}
+{"version":4,"terraform_version":"1.11.2","serial":37,"lineage":"5ba1e29d-946a-a982-e845-5fae39bcee6e","outputs":{},"resources":[{"mode":"managed","type":"multipass_instance","name":"this","provider":"provider[\"registry.opentofu.org/larstobi/multipass\"]","instances":[{"index_key":"proxy1","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"20g","image":"24.04","memory":"8g","name":"proxy1"},"sensitive_attributes":[]},{"index_key":"waf1","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"waf1"},"sensitive_attributes":[]},{"index_key":"waf2","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"waf2"},"sensitive_attributes":[]},{"index_key":"waf3","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"waf3"},"sensitive_attributes":[]},{"index_key":"www1","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"www1"},"sensitive_attributes":[]},{"index_key":"www2","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"www2"},"sensitive_attributes":[]},{"index_key":"www3","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"www3"},"sensitive_attributes":[]}]}],"check_results":null}

tofu/_t/terraform.tfstate.backup

@@ -0,0 +1 @@
+{"version":4,"terraform_version":"1.11.2","serial":36,"lineage":"5ba1e29d-946a-a982-e845-5fae39bcee6e","outputs":{},"resources":[{"mode":"managed","type":"multipass_instance","name":"this","provider":"provider[\"registry.opentofu.org/larstobi/multipass\"]","instances":[{"index_key":"proxy1","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"20g","image":"24.04","memory":"8g","name":"proxy1"},"sensitive_attributes":[]},{"index_key":"waf3","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"waf3"},"sensitive_attributes":[]},{"index_key":"www1","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"www1"},"sensitive_attributes":[]},{"index_key":"www2","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"www2"},"sensitive_attributes":[]},{"index_key":"www3","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"www3"},"sensitive_attributes":[]}]}],"check_results":null}

tofu/terraform.tfstate.backup

@@ -1 +0,0 @@
-{"version":4,"terraform_version":"1.11.2","serial":30,"lineage":"5ba1e29d-946a-a982-e845-5fae39bcee6e","outputs":{},"resources":[{"mode":"managed","type":"multipass_instance","name":"this","provider":"provider[\"registry.opentofu.org/larstobi/multipass\"]","instances":[{"index_key":"proxy1","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"20g","image":"24.04","memory":"8g","name":"proxy1"},"sensitive_attributes":[]},{"index_key":"waf2","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"waf2"},"sensitive_attributes":[]},{"index_key":"waf3","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"waf3"},"sensitive_attributes":[]},{"index_key":"www1","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"www1"},"sensitive_attributes":[]},{"index_key":"www2","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"www2"},"sensitive_attributes":[]},{"index_key":"www3","schema_version":0,"attributes":{"cloudinit_file":"cloud-init.yml","cpus":2,"disk":"12g","image":"24.04","memory":"2g","name":"www3"},"sensitive_attributes":[]}]}],"check_results":null}