add crowdsec role, move config logs site -> global, remove caddy_ca_root, modularized Caddy build and config

example/ansible/play-debug.yml

@@ -4,8 +4,10 @@
     - "vars/common.yml"
     - "vars/secrets.yml"
   vars:
-    caddy_debug: true
     caddy_config_only: true
+    caddy_log_debug: true
+    caddy_crowdsec: true
+    caddy_crowdsec_api_key: "{{ secrets.crowdsec.lapi_key }}"
     caddy_consul: true
     caddy_consul_delegate_to: "waf1"
     caddy_consul_admin_token: "{{ secrets.consul.bootstrap_secret }}"

example/ansible/play-main.yml

@@ -24,19 +24,19 @@
   tags:
     - "local_ca"
 
-- name: Proxy server
+# - name: Proxy server
-  hosts: proxy
+#   hosts: proxy
-  gather_facts: false
+#   gather_facts: false
-  vars_files:
+#   vars_files:
-    - "vars/common.yml"
+#     - "vars/common.yml"
-    - "vars/secrets.yml"
+#     - "vars/secrets.yml"
-  vars:
+#   vars:
-    squid_authorized_networks:
+#     squid_authorized_networks:
-      - "{{ ansible_default_ipv4.network }}/24"
+#       - "{{ ansible_default_ipv4.network }}/24"
-  roles:
+#   roles:
-    - "squid"
+#     - "squid"
-  tags:
+#   tags:
-    - "proxy"
+#     - "proxy"
 
 - name: Common
   hosts: all
@@ -45,7 +45,7 @@
     - "vars/common.yml"
     - "vars/secrets.yml"
   vars:
-    common_proxy_server: "{{ hostvars['proxy1'].ansible_default_ipv4.address }}:3128"
+#   common_proxy_server: "{{ hostvars['proxy1'].ansible_default_ipv4.address }}:3128"
     common_default_packages:
       - "net-tools"
       - "htop"
@@ -130,6 +130,8 @@
     unbound_stub_zones:
       - name: "{{ common.consul.datacenter }}.{{ common.consul.domain }}"
         stub_to: "127.0.0.1@8600"
+    caddy_crowdsec: true
+    caddy_crowdsec_api_key: "{{ secrets.crowdsec.lapi_key }}"
     caddy_consul: true
     caddy_consul_delegate_to: "waf1"
     caddy_consul_admin_token: "{{ secrets.consul.bootstrap_secret }}"
@@ -142,6 +144,7 @@
   roles:
     - "local_ca_certs"
     - "consul"
+    - "crowdsec"
     - "caddy"
 #   - "keepalived"
     - "unbound"

example/ansible/vars/secrets.yml

@@ -1,29 +1,33 @@
 $ANSIBLE_VAULT;1.1;AES256
-64353736626438653965303633376231356361353433626432333862363638353937386635396430
+66313136343333353333666339316366663134303039333133376461333765383138663238376162
-6339336333323062333732626539333761396234316535360a376361326263393431626638373165
+3739613236313832623963346565393630636562356239640a613634643365653264373338393737
-34663632643038643630386331663035383738333364393636376137643037623939313136373665
+64626435636131666132646566393735653364353764366139616533393135366662353564636666
-3238356630313039310a636661613764373133323033356339373334613331366337343935313334
+3139636566613065340a383931353561376339373730376633656537663435653764663139316665
-30326631386562666336363735316234616339396633356633343339313562386530303863613331
+30666261313338656230323861633033323733346463326166323262613866323264663736633235
-30646638313535316433393361613461613932393933613932656362653666383638333739383831
+66313334343963316261613137363439633938383134656164323963636665376534653963346534
-64363266336438373635376663616432346464303365316564326536623133356264326462393537
+36383435323239666366653362373635306465316338303332656438333332623030333433643165
-38646261303962373465663266643139393366616133346662666331326539353635616662326138
+39333432616666353539653766656363373365373335643238373336653433646536313666393163
-64393163396339336231303765366130323530336433666361353161376536326465333438326337
+61653664626131343131376363316337373666396564646465333764353465393666636136646162
-64633731626636666430656335303431623663333464383138393231633435323338303862666634
+34336364303139343864303766393963313135343531366131633731633234623133353631636234
-33373664383663393637623735656338346566626431333964366637636431653461656363396463
+32626230393539343561393135386163363536376637376533356536356266613266613434396338
-65343033326433343863393865663236623133306663636237383532306137316534313436323137
+34343364356364356262346161653962313336656433346132623437626332366336643034326532
-66346630383133383430383263656137653462656665313664626366613135323463613737346261
+38346339333332303265353334386661353935623837633865373361313830613138613138323835
-32643833616135363066633632313863373563366362366534353762616162626239306135356164
+34656535383664373039333734396564623662363330643332646535386533376265343863626632
-31323631323939343763643964656330363133383437306236646466326266333964613162623666
+36636537393162373064323361376361306664363065633961363033313031313763613134353436
-61623139616466653438663065373635653162653461613131383531373632633235336332333935
+63366434363137346263653966323239613164363634613235656364663037386537386335666431
-30666430396634373563646439353563646536353966653635323932306261383863653137333766
+65363162623031633166613735393735333133626466313061396333306236393039383062326264
-39616564373330366230333562626435343934333331623761373336393937376562343433386334
+38343464636330326162653036326663383631613836656461303462333035636335326135303766
-31386663613031613835353662373138663835373235613462316232373533626439343631353632
+37323463666338323766393063633662343835393330326332616331373633663366393563303438
-36366133313862336336663134353935306661613935363331663136323930616361396431653439
+37666162633461313333623934633138663930623135663638386634626430346264633735333532
-37356666363331303637326663623561346236356266323731383632323835336362633362646237
+64623461613538343436306436626133383733393737393463306539383763663866346164306339
-31376230633165306135306537656434666630343865343333663762646361323462303031303935
+64303335303539306632306164613761343035306632303063393233633262333264333431333363
-36356132313934323235343436303032623461343630623464353663303138653566313938653635
+30373861636565363438346338376531346162303564653435373237636237366632323564646539
-36613037376430313966356237323362353862626139663339323834326637313636326534343031
+37383361356362653132653961376134663930363763326437306338623064623862336435373664
-37373664653361373064666362343165613063303336663330643064643331383432653333353330
+63393262323039616539626137396432613932633730316235396435396531366466616264393161
-38646535363835653039636531616632313130313963656435303739326530633434316237303562
+62323339393039323235383663663265643065626137636562656335343233313734366166336264
-66646631393563356136303537303563346537366633316437373231313265633133653431323031
+35633765316262633636323866633266653037326165646230326564323033613963316331346331
-33393937356430363739
+32346265386164376361303532343730343139393837343162666238633366643361353332376137
+33633764323133316334323234353932363165636438656563353630373238376465643463656535
+30383337303861326433303137383539313536333465663063306137646264316438636665323263
+34383933666565333962363863313536653232363930306665336432373738353238666362353639
+37316136373639373233

example/tofu/infra.auto.tfvars

@@ -1,7 +1,7 @@
 vms = {
-  proxy1 = {
+# proxy1 = {
-    disk = "20g"
+#   disk = "20g"
-  },
+# },
   waf1 = {
     cpus = 4
   },

seb4itik/byow/roles/caddy/defaults/main.yml

@@ -6,19 +6,37 @@ caddy_http_port: 80
 caddy_https_port: 443
 caddy_default_bind: null
 
+# Sotware versions
+caddy_go_version: "1.26.1"
+caddy_xcaddy_version: "0.4.5"
+caddy_version: "2.11.2"
+
 # If true, will not install software, just deploy Caddyfile and OWASP CRS
 # configuration files.
 caddy_config_only: false
 
-# Debug will go to /var/log/<caddy_my_name>/debug.log.
+# Log settings
-caddy_debug: false
+# If log_to_file is false, will log to journald.
+# If log_to_file is true, logs will go:
+# - for each site, in: /var/log/<caddy_my_name>/site_<sit.id>.log
+# - for WAF logs (Coraza), in /var/log/<caddy_my_name>/waf.log
+caddy_log_to_file: true
+caddy_log_format: "console"                # "console" or "json"
+caddy_log_debug: false                         # Debug will go to /var/log/<caddy_my_name>/debug.log
+
+# Paths
+caddy_binary: "/usr/local/bin/caddy_{{ caddy_my_name }}"  # Should begin by "caddy" for CrowdSec
+caddy_system_user: "{{ caddy_my_name }}"
+caddy_system_group: "{{ caddy_my_name }}"
+caddy_home_dir: "/opt/{{ caddy_my_name }}"
+caddy_config_dir: "/etc/{{ caddy_my_name }}"
+caddy_crs_plugins_dir: "{{ caddy_config_dir }}/crs-plugins"
+caddy_sites_dir: "{{ caddy_config_dir }}/sites"
+caddy_log_dir: "/var/log/{{ caddy_my_name }}"
 
 # Required for Let's Encrypt auto certificates.
 caddy_email: null
 
-# If a custom CA root have to be used.
-caddy_ca_root: null
-
 # For using a Consul cluster.
 caddy_consul: false
 caddy_consul_server: "{{ ansible_fqdn }}:8501"
@@ -33,32 +51,35 @@ caddy_consul_client_key: null          # Required
 
 # Accound id and license key are required if a site use Geoip filtering.
 # See: https://dev.maxmind.com/geoip/updating-databases/
-caddy_geoip_account_id: null    
+caddy_geoip: false    
-caddy_geoip_license_key: null
+caddy_geoip_account_id: null           # Required
+caddy_geoip_license_key: null          # Required
 caddy_geoip_edition_ids: "GeoLite2-ASN,GeoLite2-Country,GeoLite2-City"
 caddy_geoip_update_frequency: 86400    # In seconds
 
-# Sotware versions
+# CrowdSec
-caddy_version: "2.11.2"
+caddy_crowdsec: false
-caddy_go_version: "1.26.1"
+caddy_crowdsec_api_key: null           # Required
-caddy_xcaddy_version: "0.4.5"
+caddy_crowdsec_api_url: "http://127.0.0.1:8080"
+caddy_crowdsec_ticker_interval: 15     # In seconds
+caddy_crowdsec_appsec_url: null        # "http://localhost:7422"
+caddy_crowdsec_streaming: true
+caddy_crowdsec_hard_fails: true
+
+# Rate Limit
+caddy_ratelimit: true
+
+# Bot barrier
+caddy_bot_barrier: false
+
+# Coraza
+caddy_coraza: true
 caddy_coraza_caddy_version: "v2@v2.2.0"  # Coraza v3.3.3
 # Different sites can use different versions of OWASP CRS
-caddy_owasp_crs_versions: ["4.24.1"]
+caddy_coraza_crs_versions: ["4.24.1"]
-
-# Paths
-caddy_binary: "/usr/local/bin/{{ caddy_my_name }}"
-caddy_system_user: "{{ caddy_my_name }}"
-caddy_system_group: "{{ caddy_my_name }}"
-caddy_home_dir: "/opt/{{ caddy_my_name }}"
-caddy_config_dir: "/etc/{{ caddy_my_name }}"
-caddy_crs_plugins_dir: "{{ caddy_config_dir }}/crs-plugins"
-caddy_sites_dir: "{{ caddy_config_dir }}/sites"
-caddy_log_dir: "/var/log/{{ caddy_my_name }}"
-
 # OWASP CRS plugins that can be actived per site.
 # Cf.: https://github.com/coreruleset/plugin-registry
-caddy_crs_plugins:
+caddy_coraza_crs_plugins:
   - name: "drupal-rule-exclusions"
     version: "1.0.0"
   - name: "wordpress-rule-exclusions"
@@ -87,6 +108,7 @@ caddy_sites: []
 #       strip_prefix: false  # Optionnal: default "false"
 #       addrs:               # Mandatory: upstreams
 #         - ""               # Mandatory: URL of the upstream, minimum 1 required
+#   ...                      # Site configuration directives (see caddy_global_sites_defaults in vars/main.yml)
 
 
 # For overriding default global parameters. Will be merged with

seb4itik/byow/roles/caddy/handlers/main.yml

@@ -6,3 +6,8 @@
   ansible.builtin.service:
     name: "{{ caddy_my_name }}"
     state: "restarted"
+
+- name: Restart Crowdsec Securiy Engine
+  ansible.builtin.systemd_service:
+    name: "crowdsec"
+    state: "restarted"

seb4itik/byow/roles/caddy/tasks/caddy_config.yml

@@ -2,6 +2,9 @@
   ansible.builtin.set_fact:
     caddy_sites_defaults: "{{ caddy_global_sites_defaults | combine(caddy_my_sites_defaults) }}"
 
+- name: Configure Caddy Coraza CRS
+  when: "caddy_coraza"
+  block:
     - name: Create sites config directories
       loop: "{{ caddy_sites }}"
       ansible.builtin.file:
@@ -9,7 +12,6 @@
         state: "directory"
         group: "{{ caddy_system_group }}"
         mode: "0750"
-
     - name: Generate sites coraza.conf config file
       loop: "{{ caddy_sites }}"
       loop_control:
@@ -21,7 +23,6 @@
         mode: "0640"
       notify:
         - "Restart Caddy"
-
     - name: Generate sites crs-setup config file
       loop: "{{ caddy_sites }}"
       loop_control:
@@ -33,7 +34,6 @@
         mode: "0640"
       notify:
         - "Restart Caddy"
-
     - name: Generate sites exclusions before request file
       loop: "{{ caddy_sites }}"
       loop_control:
@@ -45,7 +45,6 @@
         mode: "0640"
       notify:
         - "Restart Caddy"
-
     - name: Generate sites exclusions after response file
       loop: "{{ caddy_sites }}"
       loop_control:
@@ -59,6 +58,7 @@
         - "Restart Caddy"
 
 - name: Copy bot barrier template
+  when: "caddy_bot_barrier"
   ansible.builtin.copy:
     src: "files/bot_barrier_template.html"
     dest: "{{ caddy_config_dir }}/bot_barrier_template.html"

seb4itik/byow/roles/caddy/tasks/caddy_crowdsec.yml

@@ -0,0 +1,19 @@
+- name: Get collections list
+  ansible.builtin.shell:
+    executable: "/usr/bin/bash"
+    cmd: |
+      set -o pipefail
+      cscli collection list --output=json |jq -r '.collections[] |.name'
+  register: "crowdsec_out_list_collections"
+  changed_when: false
+
+- name: Install collections
+  loop:
+    - "crowdsecurity/caddy"
+    - "barnoux/caddy-coraza"
+  when: "item not in crowdsec_out_list_collections.stdout_lines"
+  ansible.builtin.command:
+    cmd: "cscli collections install {{ item }}"
+  changed_when: true
+  notify:
+    - "Restart Crowdsec Securiy Engine"

seb4itik/byow/roles/caddy/tasks/caddy_install.yml

@@ -37,11 +37,26 @@
   ansible.builtin.set_fact:
     caddy_build_command: >
       /usr/local/xcaddy-{{ caddy_xcaddy_version }}/xcaddy build v{{ caddy_version }}
-      --with github.com/pteich/caddy-tlsconsul
+      {% if caddy_coraza %}
       --with github.com/corazawaf/coraza-caddy/{{ caddy_coraza_caddy_version }}
+      {% endif %}
+      {% if caddy_ratelimit %}
       --with github.com/mholt/caddy-ratelimit
+      {% endif %}
+      {% if caddy_consul %}
+      --with github.com/pteich/caddy-tlsconsul
+      {% endif %}
+      {% if caddy_bot_barrier %}
       --with github.com/steffenbusch/caddy-bot-barrier
+      {% endif %}
+      {% if caddy_geoip %}
       --with github.com/zhangjiayin/caddy-geoip2
+      {% endif %}
+      {% if caddy_crowdsec %}
+      --with github.com/hslatman/caddy-crowdsec-bouncer/http
+      --with github.com/hslatman/caddy-crowdsec-bouncer/layer4
+      --with github.com/hslatman/caddy-crowdsec-bouncer/appsec
+      {% endif %}
       --output {{ caddy_binary }}
 
 - name: Remember and test Caddy version
@@ -95,7 +110,8 @@
       owner: "{{ caddy_system_user }}"
 
 - name: Install OWASP CRS
-  loop: "{{ caddy_owasp_crs_versions }}"
+  when: "caddy_coraza"
+  loop: "{{ caddy_coraza_crs_versions }}"
   ansible.builtin.unarchive:
     src: "https://github.com/coreruleset/coreruleset/archive/refs/tags/v{{ item }}.tar.gz"
     dest: "{{ caddy_config_dir }}"
@@ -103,8 +119,9 @@
     group: "{{ caddy_system_group }}"
     remote_src: true
 
-- name: Install plugins
+- name: Install CRS plugins
-  loop: "{{ caddy_crs_plugins }}"
+  when: "caddy_coraza"
+  loop: "{{ caddy_coraza_crs_plugins }}"
   ansible.builtin.unarchive:
     src: "https://github.com/{{ item.provider | default('coreruleset') }}/{{ item.name }}-plugin/archive/refs/tags/v{{ item.version }}.tar.gz"
     dest: "{{ caddy_crs_plugins_dir }}"
@@ -118,9 +135,9 @@
     group: "{{ caddy_system_group }}"
     remote_src: true
 
-- name: Create plugins after config
+- name: Create CRS plugins after config
-  loop: "{{ caddy_crs_plugins }}"
+  loop: "{{ caddy_coraza_crs_plugins }}"
-  when: "not(item.has_after_config | default(false))"
+  when: "caddy_coraza and not(item.has_after_config | default(false))"
   ansible.builtin.copy:
     content: ""
     dest: "{{ caddy_crs_plugins_dir }}/{{ item.name }}-after.conf"

seb4itik/byow/roles/caddy/tasks/main.yml

@@ -6,5 +6,9 @@
   when: "caddy_consul"
   ansible.builtin.include_tasks: "caddy_consul.yml"
 
+- name: Configure CrowdSec for Caddy
+  when: "caddy_crowdsec"
+  ansible.builtin.include_tasks: "caddy_crowdsec.yml"
+
 - name: Configure Caddy
   ansible.builtin.include_tasks: "caddy_config.yml"

seb4itik/byow/roles/caddy/templates/Caddyfile

@@ -1,31 +1,38 @@
 {
   http_port {{ caddy_http_port }}
   https_port {{ caddy_https_port }}
+  admin off
+  persist_config off
 {% if caddy_default_bind != None %}
   default_bind {{ caddy_default_bind }}
 {% endif %}
+{% if caddy_crowdsec %}
+  order crowdsec first
+{% endif %}
+{% if caddy_geoip %}
   order geoip2_vars first
+{% endif %}
+{% if caddy_coraza %}
   order coraza_waf first
-  admin off
+{% endif %}
-  persist_config off
 
 {% if caddy_consul %}
   storage consul {
     address      "{{ caddy_consul_server }}"
-    token        "{{ caddy_out_consul_token.token.SecretID }}"
+    token        "{{ caddy_out_consul_token.token.SecretID | mandatory }}"
     timeout      10
     prefix       "caddy-{{ caddy_my_name }}-tls"
     value_prefix "{{ caddy_my_name }}"
-    aes_key      "{{ caddy_consul_aes_key }}"
+    aes_key      "{{ caddy_consul_aes_key | mandatory }}"
     tls_enabled  "true"
     tls_insecure "false"
   }
 {% endif %}
 
-{% if caddy_geoip_account_id != None and caddy_geoip_license_key != None %}
+{% if caddy_geoip %}
   geoip2 {
-    accountId         "{{ caddy_geoip_account_id }}"
+    accountId         "{{ caddy_geoip_account_id | mandatory }}"
-    licenseKey        "{{ caddy_geoip_license_key }}"
+    licenseKey        "{{ caddy_geoip_license_key | mandatory }}"
     databaseDirectory "{{ caddy_home_dir }}/geoip2"
     lockFile          "{{ caddy_home_dir }}/geoip2/.geoip2.lock"
     editionID         "{{ caddy_geoip_edition_ids }}"
@@ -38,32 +45,48 @@
   email "{{ caddy_email }}"
 {% endif %}
 
-{% if caddy_ca_root | default(None) != None %}
+{% if caddy_crowdsec %}
-  tls {
+  crowdsec {
-    ca_root "{{ caddy_ca_root }}"
+    api_key {{ caddy_crowdsec_api_key | mandatory }}
-  }
+    api_url {{ caddy_crowdsec_api_url }}
-{% endif %}
+    ticker_interval {{ caddy_crowdsec_ticker_interval }}s
-
+{% if caddy_crowdsec_appsec_url != None %}
-{% if caddy_debug %}
+    appsec_url {{ caddy_crowdsec_appsec_url }}
-  log {
+{% endif %}
-    format json
+{% if not caddy_crowdsec_streaming %}
-    level DEBUG
+    disable_streaming
-    output file {{ caddy_log_dir }}/debug.log
+{% endif %}
+{% if caddy_crowdsec_hard_fails %}
+    enable_hard_fails
+{% endif %}
   }
 {% endif %}
 
+{% if caddy_coraza %}
   log waf {
-    format {{ caddy_sites_defaults.log_format }}
     include "http.handlers.waf"
+    format {{ caddy_log_format }}
     format append {
       waf_id {{ caddy_my_name }}
     }
-{% if caddy_sites_defaults.log_to_file %}
+{% if caddy_log_to_file %}
     output file {{ caddy_log_dir }}/waf.log
 {% else %}
     output stdout
 {% endif %}
   }
+{% endif %}
+
+{% if caddy_log_debug %}
+  log {
+    level DEBUG
+    format {{ caddy_log_format }}
+    format append {
+      waf_id {{ caddy_my_name }}
+    }
+    output file {{ caddy_log_dir }}/debug.log
+  }
+{% endif %}
 }
 
 # 0=origin, 1=methods, 2=headers, 3=allow credentials, 4=max age, 5=vary, 6=expose headers
@@ -105,7 +128,7 @@
 
 {% for site in caddy_sites %}
 
-{% if (site.site_redirect_from_aliases | default(caddy_sites_defaults.site_redirect_from_aliases)) and (site.site_aliases | default([]) | length) > 0 %}
+{% if (site.site_aliases_redirect | default(caddy_sites_defaults.site_aliases_redirect)) and (site.site_aliases | default([]) | length) > 0 %}
 {{ site.site_aliases | join(', ') }} {
   redir https://{{ site.name }}{uri}
 }
@@ -117,6 +140,10 @@
 {{ site.name }} {
   encode gzip zstd
 
+{% if caddy_crowdsec and site.crowdsec | default(caddy_sites_defaults.crowdsec) %}
+  crowdsec
+{% endif %}
+
 {% for path in site.paths %}
   handle{% if path.strip_prefix | default(false) %}_path{% endif %} {{ path.path | default('*') }} {
     reverse_proxy {
@@ -161,7 +188,7 @@
   respond @blocked "Access Denied" 403
 {% endif %}
 
-{% if site.geoip | default(caddy_sites_defaults.geoip) %}
+{% if caddy_geoip and site.geoip | default(caddy_sites_defaults.geoip) %}
   geoip2_vars strict
   @geofilter expression {{ site.geoip_filter_expression | default(caddy_sites_defaults.geoip_filter_expression) }}
   respond @geofilter "Access Denied" 403
@@ -203,7 +230,7 @@
 {% endfor %}
   }
 
-{% if site.rate_limit | default(caddy_sites_defaults.rate_limit) %}
+{% if caddy_ratelimit and site.rate_limit | default(caddy_sites_defaults.rate_limit) %}
   rate_limit @not_whitelisted {
 {% if caddy_consul %}
     distributed
@@ -227,7 +254,7 @@
   }
 {% endif %}
 
-{% if site.crs | default(caddy_sites_defaults.crs) %}
+{% if caddy_coraza and site.crs | default(caddy_sites_defaults.crs) %}
   coraza_waf @not_whitelisted {
     load_owasp_crs
     directives `
@@ -261,7 +288,7 @@
   import cors-deny
 {% endif %}
 
-{% if site.bot_barrier | default(caddy_sites_defaults.bot_barrier) %}
+{% if caddy_bot_barrier and site.bot_barrier | default(caddy_sites_defaults.bot_barrier) %}
   bot_barrier @not_whitelisted {
      secret {{ site.bot_barrier_secret | default(caddy_sites_defaults.bot_barrier_secret) | mandatory }}
      complexity {{ site.bot_barrier_complexity | default(caddy_sites_defaults.bot_barrier_complexity) }}
@@ -303,12 +330,12 @@
   }
 
   log {
-    format {{ site.log_format | default(caddy_sites_defaults.log_format) }}
     level INFO
+    format {{ caddy_log_format }}
     format append {
       waf_id {{ caddy_my_name }}
     }
-{% if site.log_to_file | default(caddy_sites_defaults.log_to_file) %}
+{% if caddy_log_to_file %}
     output file {{ caddy_log_dir }}/site_{{ site.id }}.log
 {% else %}
     output stdout

seb4itik/byow/roles/caddy/vars/main.yml

@@ -1,16 +1,9 @@
 # Sites default parameter values
 caddy_global_sites_defaults:
 
-  # Site settings
+  # Site aliases
+  site_aliases_redirect: true
   site_aliases: []
-  site_redirect_from_aliases: true
-
-  # Log settings
-  # If log_to_file is true, logs will go:
-  # - for each site, in: /var/log/<caddy_my_name>/site_<site id>.log
-  # - for WAF logs (Coraza), in /var/log/<caddy_my_name>/waf.log
-  log_to_file: false
-  log_format: "json"
 
   # Proxy settings
   # See: https://caddyserver.com/docs/caddyfile/directives/reverse_proxy#lb_policy
@@ -90,6 +83,7 @@ caddy_global_sites_defaults:
     - "Content-Length"
     - "Content-Range"
 
+  # Security headers
   header: true
 
   # Security headers
@@ -274,12 +268,12 @@ caddy_global_sites_defaults:
       value: "🍷"
 
   # caddy-ratelimit
-  rate_limit: true
+  rate_limit: "{{ caddy_ratelimit }}"
   rate_limit_events: 1000
   rate_limit_window: "1m"
 
   # steffenbusch/caddy-bot-barrier
-  bot_barrier: false
+  bot_barrier: "{{ caddy_bot_barrier }}"
   bot_barrier_secret: null    # Required
   bot_barrier_complexity: 18
   bot_barrier_valid_for: "60m"
@@ -471,3 +465,5 @@ caddy_global_sites_defaults:
   geoip: false
   geoip_debug: false
   geoip_filter_expression: '{geoip2.country_code} == "UNK"'
+
+  crowdsec: "{{ caddy_crowdsec }}"

seb4itik/byow/roles/crowdsec/README.md

@@ -0,0 +1,5 @@
+# BYOW - Build Your Own WAF
+
+A WAF _à la carte_.
+
+## CrowdSec

seb4itik/byow/roles/crowdsec/defaults/main.yml

@@ -0,0 +1,4 @@
+crowdsec_collections: []
+crowdsec_bouncers: []
+# - name: <name>
+#   key: <LAPI key>

seb4itik/byow/roles/crowdsec/handlers/main.yml

@@ -0,0 +1,4 @@
+- name: Restart Crowdsec Securiy Engine
+  ansible.builtin.systemd_service:
+    name: "crowdsec"
+    state: "restarted"

seb4itik/byow/roles/crowdsec/tasks/main.yml

@@ -0,0 +1,70 @@
+# FIXME: cluster
+# FIXME: BdD PostgreSQL
+# FIXME: sudo cscli console enroll cmmszy92r000402l1kugvmw76
+# FIXME: AppSec
+
+- name: Add Crowdsec repository
+  ansible.builtin.deb822_repository:
+    name: "crowdsec"
+    uris: "https://packagecloud.io/crowdsec/crowdsec/any/"
+    suites: "any"
+    components: "main"
+    signed_by: "https://packagecloud.io/crowdsec/crowdsec/gpgkey"
+
+- name: Install Crowdsec Security Engine
+  ansible.builtin.apt:
+    name:
+      - "crowdsec"
+    update_cache: true
+  notify:
+    - "Restart Crowdsec Securiy Engine"
+
+- name: Configure Crowdsec
+  ansible.builtin.template:
+    src: "templates/config.yaml"
+    dest: "/etc/crowdsec/config.yaml"
+    mode: "0600"
+  notify:
+    - "Restart Crowdsec Securiy Engine"
+
+- name: Enable and start Crowdsec Securiy Engine
+  ansible.builtin.systemd_service:
+    name: "crowdsec"
+    state: "started"
+    enabled: true
+
+- name: Get collections list
+  ansible.builtin.shell:
+    executable: "/usr/bin/bash"
+    cmd: |
+      set -o pipefail
+      cscli collection list --output=json |jq -r '.collections[] |.name'
+  register: "crowdsec_out_list_collections"
+  changed_when: false
+
+- name: Install collections
+  loop: "{{ crowdsec_collections }}"
+  when: "item not in crowdsec_out_list_collections.stdout_lines"
+  ansible.builtin.command:
+    cmd: "cscli collections install {{ item }}"
+  changed_when: true
+  notify:
+    - "Restart Crowdsec Securiy Engine"
+
+- name: Get bouncers list
+  ansible.builtin.shell:
+    executable: "/usr/bin/bash"
+    cmd: |
+      set -o pipefail
+      cscli bouncers list --output=json |jq -r '.[] |.name'
+  register: "crowdsec_out_list_bouncers"
+  changed_when: false
+
+- name: Create bouncers API keys
+  loop: "{{ crowdsec_bouncers }}"
+  when: "item.name not in crowdsec_out_list_bouncers.stdout_lines"
+  ansible.builtin.command:
+    cmd: "cscli bouncers add {{ item.name }} --key '{{ item.key }}'"
+  changed_when: true
+  notify:
+    - "Restart Crowdsec Securiy Engine"

seb4itik/byow/roles/crowdsec/templates/config.yaml

@@ -0,0 +1,66 @@
+common:
+  daemonize: true
+  log_media: "file"
+  log_level: "info"
+  log_dir: "/var/log/"
+  log_max_size: 20
+  compress_logs: true
+  log_max_files: 10
+
+config_paths:
+  config_dir: "/etc/crowdsec/"
+  data_dir: "/var/lib/crowdsec/data/"
+  simulation_path: "/etc/crowdsec/simulation.yaml"
+  hub_dir: "/etc/crowdsec/hub/"
+  index_path: "/etc/crowdsec/hub/.index.json"
+  notification_dir: "/etc/crowdsec/notifications/"
+  plugin_dir: "/usr/lib/crowdsec/plugins/"
+
+crowdsec_service:
+  #console_context_path: "/etc/crowdsec/console/context.yaml"
+  #acquisition_path: "/etc/crowdsec/acquis.yaml"
+  acquisition_dir: "/etc/crowdsec/acquis.d"
+  parser_routines: 1
+
+cscli:
+  output: "human"
+  color: "auto"
+
+db_config:
+  log_level: "info"
+  type: "sqlite"
+  db_path: "/var/lib/crowdsec/data/crowdsec.db"
+  #max_open_conns: 100
+  #user: 
+  #password:
+  #db_name:
+  #host:
+  #port:
+  flush:
+    max_items: 5000
+    max_age: "7d"
+
+plugin_config:
+  user: "nobody"
+  group: "nogroup"
+
+api:
+  client:
+    insecure_skip_verify: false
+    credentials_path: "/etc/crowdsec/local_api_credentials.yaml"
+  server:
+    log_level: "info"
+    listen_uri: "127.0.0.1:8080"
+    profiles_path: "/etc/crowdsec/profiles.yaml"
+    console_path: "/etc/crowdsec/console.yaml"
+    online_client: # Central API credentials (to push signals and receive bad IPs)
+      credentials_path: "/etc/crowdsec/online_api_credentials.yaml"
+    trusted_ips: # IP ranges, or IPs which can have admin API access
+      - "127.0.0.1"
+      - "::1"
+#    tls:
+#      cert_file: "/etc/crowdsec/ssl/cert.pem"
+#      key_file: "/etc/crowdsec/ssl/key.pem"
+
+prometheus:
+  enabled: false