blakeblackshear.frigate/docker/main/rootfs/etc/s6-overlay/s6-rc.d/nginx/run
Blake Blackshear e431031112
improve tls implementation (#11690)
* improve tls implementation

* update docs
2024-06-02 06:48:28 -06:00

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#!/command/with-contenv bash
# shellcheck shell=bash
# Start the NGINX service
set -o errexit -o nounset -o pipefail
# Logs should be sent to stdout so that s6 can collect them
echo "[INFO] Starting NGINX..."
function set_worker_processes() {
# Capture number of assigned CPUs to calculate worker processes
local proc_count
if proc_count=$(nproc --all) && [[ $proc_count -gt 4 ]]; then
proc_count=4;
fi
# we need to catch any errors because sed will fail if user has bind mounted a custom nginx file
sed -i "s/worker_processes auto;/worker_processes ${proc_count};/" /usr/local/nginx/conf/nginx.conf || true
}
set_worker_processes
# ensure the directory for ACME challenges exists
mkdir -p /etc/letsencrypt/www
# Create self signed certs if needed
letsencrypt_path=/etc/letsencrypt/live/frigate
mkdir -p $letsencrypt_path
if [ ! \( -f "$letsencrypt_path/privkey.pem" -a -f "$letsencrypt_path/fullchain.pem" \) ]; then
echo "[INFO] No TLS certificate found. Generating a self signed certificate..."
openssl req -new -newkey rsa:4096 -days 365 -nodes -x509 \
-subj "/O=FRIGATE DEFAULT CERT/CN=*" \
-keyout "$letsencrypt_path/privkey.pem" -out "$letsencrypt_path/fullchain.pem" 2>/dev/null
fi
# build templates for optional TLS support
python3 /usr/local/nginx/get_tls_settings.py | \
tempio -template /usr/local/nginx/templates/listen.gotmpl \
-out /usr/local/nginx/conf/listen.conf
# Replace the bash process with the NGINX process, redirecting stderr to stdout
exec 2>&1
exec \
s6-notifyoncheck -t 30000 -n 1 \
nginx