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docker-mods-uptime-kuma-tim…/root/etc/s6-overlay/s6-rc.d/init-mod-swag-crowdsec/run
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2024-09-11 19:59:09 +01:00

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#!/usr/bin/with-contenv bash
# shellcheck shell=bash
CONFIG_PATH="/config/crowdsec/"
LIB_PATH="/usr/local/lua/crowdsec/"
DATA_PATH="/var/lib/crowdsec/lua/"
if [[ ! -e "/crowdsec-nginx-bouncer.tgz" ]]; then
# Crowdsec bouncer already configured
exit 0
fi
echo "**** Configuring CrowdSec nginx Bouncer ****"
# If API keys are missing, disable mod and exit
if [[ -z $CROWDSEC_API_KEY ]] || [[ -z $CROWDSEC_LAPI_URL ]]; then
echo "**** Missing API key or CrowdSec LAPI URL, cannot configure bouncer ****"
exit 1
fi
echo "\
gettext \
lua5.1 \
lua5.1-cjson \
lua-resty-http \
lua-resty-string \
lua-sec \
nginx-mod-http-lua" >> /mod-repo-packages-to-install.list
# Extract nginx bouncer
mkdir -p /tmp/crowdsec
tar xf \
/crowdsec-nginx-bouncer.tgz -C \
/tmp/crowdsec --strip-components=1
mkdir -p "${CONFIG_PATH}"
if [[ ! -f "${CONFIG_PATH}crowdsec-nginx-bouncer.conf" ]]; then \
cp /tmp/crowdsec/lua-mod/config_example.conf "${CONFIG_PATH}crowdsec-nginx-bouncer.conf"
fi
# Inject API keys into config file
sed -i -r "s|API_KEY=.*$|API_KEY=${CROWDSEC_API_KEY}|" "${CONFIG_PATH}crowdsec-nginx-bouncer.conf"
sed -i -r "s|API_URL=.*$|API_URL=${CROWDSEC_LAPI_URL}|" "${CONFIG_PATH}crowdsec-nginx-bouncer.conf"
# Sed in ReCaptcha settings
sed -i -r "s|SECRET_KEY=.*$|SECRET_KEY=${CROWDSEC_SECRET_KEY}|" "${CONFIG_PATH}crowdsec-nginx-bouncer.conf"
sed -i -r "s|SITE_KEY=.*$|SITE_KEY=${CROWDSEC_SITE_KEY}|" "${CONFIG_PATH}crowdsec-nginx-bouncer.conf"
sed -i -r "s|CAPTCHA_PROVIDER=.*$|CAPTCHA_PROVIDER=${CROWDSEC_CAPTCHA_PROVIDER}|" "${CONFIG_PATH}crowdsec-nginx-bouncer.conf"
# Sed in CROWDSEC_MODE and UPDATE_FREQUENCY, if defined in the env, defaults to live and 10s
sed -i -r "s|MODE=.*$|MODE=${CROWDSEC_MODE:-live}|" "${CONFIG_PATH}crowdsec-nginx-bouncer.conf"
sed -i -r "s|UPDATE_FREQUENCY=.*$|UPDATE_FREQUENCY=${CROWDSEC_UPDATE_FREQUENCY:-10}|" "${CONFIG_PATH}crowdsec-nginx-bouncer.conf"
if grep -q "^APPSEC_URL=" "${CONFIG_PATH}crowdsec-nginx-bouncer.conf"; then
sed -i -r "s|APPSEC_URL=.*$|APPSEC_URL=${CROWDSEC_APPSEC_URL}|" "${CONFIG_PATH}crowdsec-nginx-bouncer.conf"
else
echo "APPSEC_URL=${CROWDSEC_APPSEC_URL}" >> "${CONFIG_PATH}crowdsec-nginx-bouncer.conf"
fi
# Change config path
sed -i "s|/etc/crowdsec/bouncers/|${CONFIG_PATH}|" /tmp/crowdsec/nginx/crowdsec_nginx.conf
# Copy files
mkdir -p ${DATA_PATH}/templates/
cp -r /tmp/crowdsec/lua-mod/templates/* ${DATA_PATH}/templates/
mkdir -p ${LIB_PATH}plugins/crowdsec
cp -r /tmp/crowdsec/lua-mod/lib/* ${LIB_PATH}
cp /tmp/crowdsec/nginx/crowdsec_nginx.conf /etc/nginx/http.d
# Sed in crowdsec include
if ! grep -q '[^#]include /etc/nginx/http.d/\*.conf;' '/config/nginx/nginx.conf' && ! grep -q '[^#]include /etc/nginx/conf.d/\*.conf;' '/config/nginx/nginx.conf'; then
if grep -q '#include /etc/nginx/http.d/\*.conf;' '/config/nginx/nginx.conf'; then
# Enable http.d include
sed -i 's|#include /etc/nginx/http.d/\*.conf;|include /etc/nginx/http.d/\*.conf;|' /config/nginx/nginx.conf
else
# Warn about missing http.d include
echo "
┌──────────────────────────────────────────────────────────────────┐
│ Warning: Your nginx.conf is missing required settings │
│ Please add: │
│ include /etc/nginx/http.d/*.conf; │
│ to the http{} block and restart the container. │
│ │
│ The CrowdSec bouncer will not function until this is done. │
└──────────────────────────────────────────────────────────────────┘
"
fi
fi
# Clean up
rm -rf \
/tmp/crowdsec \
/crowdsec-nginx-bouncer.tgz
if [[ -n ${CROWDSEC_VERSION} ]]; then
echo "
┌─────────────────────────────────────────────────────────────────────────┐
│ !! ATTENTION !! │
│ │
│ This mod will ignore the │
│ CROWDSEC_VERSION environment variable │
│ │
│ Versioning is now handled by mod tags │
│ See https://hub.docker.com/r/linuxserver/mods/tags?name=swag-crowdsec-v │
│ For a list of all available tags │
└─────────────────────────────────────────────────────────────────────────┘"
fi
echo "**** Successfully configured CrowdSec nginx Bouncer ${CROWDSEC_VERSION} ****"