Support disabling f2b

Author: thespad

README.md

@@ -189,6 +189,7 @@ services:
       - ONLY_SUBDOMAINS=false #optional
       - EXTRA_DOMAINS= #optional
       - STAGING=false #optional
+      - DISABLE_F2B= #optional
     volumes:
       - /path/to/swag/config:/config
     ports:
@@ -216,6 +217,7 @@ docker run -d \
   -e ONLY_SUBDOMAINS=false `#optional` \
   -e EXTRA_DOMAINS= `#optional` \
   -e STAGING=false `#optional` \
+  -e DISABLE_F2B= `#optional` \
   -p 443:443 \
   -p 80:80 `#optional` \
   -v /path/to/swag/config:/config \
@@ -244,6 +246,7 @@ Containers are configured using parameters passed at runtime (such as those abov
 | `-e ONLY_SUBDOMAINS=false` | If you wish to get certs only for certain subdomains, but not the main domain (main domain may be hosted on another machine and cannot be validated), set this to `true` |
 | `-e EXTRA_DOMAINS=` | Additional fully qualified domain names (comma separated, no spaces) ie. `example.net,subdomain.example.net,*.example.org` |
 | `-e STAGING=false` | Set to `true` to retrieve certs in staging mode. Rate limits will be much higher, but the resulting cert will not pass the browser's security test. Only to be used for testing purposes. |
+| `-e DISABLE_F2B=` | Set to `true` to disable the Fail2ban service in the container, if you're already running it elsewhere or using a different IPS. |
 | `-v /config` | Persistent config files |
 | `--read-only=true` | Run container with a read-only filesystem. Please [read the docs](https://docs.linuxserver.io/misc/read-only/). |
 | `--cap-add=NET_ADMIN` | Required for fail2Ban to be able to modify iptables rules. |

readme-vars.yml

@@ -37,6 +37,7 @@ opt_param_env_vars:
   - {env_var: "ONLY_SUBDOMAINS", env_value: "false", desc: "If you wish to get certs only for certain subdomains, but not the main domain (main domain may be hosted on another machine and cannot be validated), set this to `true`"}
   - {env_var: "EXTRA_DOMAINS", env_value: "", desc: "Additional fully qualified domain names (comma separated, no spaces) ie. `example.net,subdomain.example.net,*.example.org`"}
   - {env_var: "STAGING", env_value: "false", desc: "Set to `true` to retrieve certs in staging mode. Rate limits will be much higher, but the resulting cert will not pass the browser's security test. Only to be used for testing purposes."}
+  - {env_var: "DISABLE_F2B", env_value: "", desc: "Set to `true` to disable the Fail2ban service in the container, if you're already running it elsewhere or using a different IPS."}
 opt_param_usage_include_ports: true
 opt_param_ports:
   - {external_port: "80", internal_port: "80", port_desc: "HTTP port (required for HTTP validation and HTTP -> HTTPS redirect)"}

root/etc/s6-overlay/s6-rc.d/init-fail2ban-config/run

@@ -1,7 +1,7 @@
 #!/usr/bin/with-contenv bash
 # shellcheck shell=bash
 
-if [[ -z ${LSIO_READ_ONLY_FS} ]] && [[ -z ${LSIO_NON_ROOT_USER} ]]; then
+if [[ -z ${LSIO_READ_ONLY_FS} ]] && [[ -z ${LSIO_NON_ROOT_USER} ]] && [[ "${DISABLE_F2B,,}" != "true" ]]; then
     if ! iptables -L &> /dev/null; then
         ln -sf /usr/sbin/xtables-legacy-multi /usr/sbin/iptables
         ln -sf /usr/sbin/xtables-legacy-multi /usr/sbin/iptables-save

root/etc/s6-overlay/s6-rc.d/svc-fail2ban/run

@@ -1,7 +1,7 @@
 #!/usr/bin/with-contenv bash
 # shellcheck shell=bash
 
-if [[ -z ${LSIO_READ_ONLY_FS} ]] && [[ -z ${LSIO_NON_ROOT_USER} ]]; then
+if [[ -z ${LSIO_READ_ONLY_FS} ]] && [[ -z ${LSIO_NON_ROOT_USER} ]] && [[ "${DISABLE_F2B,,}" != "true" ]]; then
     exec \
         fail2ban-client -x -f start
 else