docker-entrypoint.ps1

Write-Host "Starting openresty..."

nginx -g "daemon off;"

# #!/bin/bash
# set -e

# # inspired by https://medium.com/@gchudnov/trapping-signals-in-docker-containers-7a57fdda7d86#.k9cjxrx6o

# # SIGTERM-handler
# sigterm_handler() {
#   # kubernetes sends a sigterm, where openresty needs SIGQUIT for graceful shutdown
#   echo "Received SIGTERM, allowing connections to drain for ${GRACEFUL_SHUTDOWN_DELAY_SECONDS}s..."
#   sleep $GRACEFUL_SHUTDOWN_DELAY_SECONDS
#   echo "Gracefully shutting down openresty..."
#   /usr/local/openresty/bin/openresty -s quit
#   wait $openresty_pid
#   echo "Openresty has gracefully terminated, exiting entrypoint script..."
#   exit
# }

# # enforce https
# if [ "${ENFORCE_HTTPS}" != "true" ]
# then
#   proxy_pass_default_server='location / { \
#       proxy_pass http://${OFFLOAD_TO_HOST}:${OFFLOAD_TO_PORT}; \
#     }'
#   sed -i "s#return 301 https://\$host\$request_uri;#${proxy_pass_default_server}#g" ${NGINX_CONF_TMPL_PATH}
# fi

# # substitute envvars in nginx.conf
# echo "Generating nginx.conf..."
# cat ${NGINX_CONF_TMPL_PATH} | envsubst \$OFFLOAD_TO_HOST,\$OFFLOAD_TO_PORT,\$OFFLOAD_TO_PROTO,\$PROXY_HOST,\$HEALT_CHECK_PATH,\$ALLOW_CIDRS,\$SERVICE_NAME,\$NAMESPACE,\$DNS_ZONE,\$WORKER_PROCESSES,\$WORKER_CONNECTIONS,\$WORKER_RLIMIT_NOFILE,\$WORKER_SHUTDOWN_TIMEOUT,\$MULTI_ACCEPT,\$CLIENT_BODY_TIMEOUT,\$CLIENT_HEADER_TIMEOUT,\$CLIENT_BODY_BUFFER_SIZE,\$CLIENT_MAX_BODY_SIZE,\$KEEPALIVE_TIMEOUT,\$KEEPALIVE_TIMEOUT_HEADER,\$SEND_TIMEOUT,\$PROXY_REQUEST_BUFFERING,\$PROXY_BUFFERING,\$PROXY_BUFFERS_NUMBER,\$PROXY_BUFFERS_SIZE,\$PROXY_BUFFER_SIZE,\$PROXY_CONNECT_TIMEOUT,\$PROXY_SEND_TIMEOUT,\$PROXY_READ_TIMEOUT,\$PROMETHEUS_METRICS_PORT,\$SSL_PROTOCOLS,\$UPSTREAM_KEEPALIVE_CONNECTIONS,\$UPSTREAM_KEEPALIVE_TIMEOUT,\$UPSTREAM_KEEPALIVE_REQUESTS > /usr/local/openresty/nginx/conf/nginx.conf

# if [ "${SETUP_CORS}" == "true" ]; then
#   echo "Generating cors.conf..."
#   cat ${NGINX_CORS_CONF_TMPL_PATH} | envsubst \$CORS_ALLOWED_ORIGINS,\$CORS_MAX_AGE,\$CORS_ALLOWED_CUSTOM_HEADERS > /tmpl/cors.conf
#   cat /usr/local/openresty/nginx/conf/nginx.conf | awk -v file="$(cat /tmpl/cors.conf | tr '\n' ' ')" 'gsub(/\#cors/, file)1' > /tmpl/nginx.conf
#   cp -f /tmpl/nginx.conf /usr/local/openresty/nginx/conf
#   rm /tmpl/nginx.conf /tmpl/cors.conf
# fi

# # substitute envvars in prometheus.lua
# echo "Generating prometheus.lua..."
# mkdir -p /lua-modules
# cat ${PROMETHEUS_LUA_TMPL_PATH} | envsubst \$DEFAULT_BUCKETS > /lua-modules/prometheus.lua

# echo "Generating jaeger-nginx-config.yaml..."
# cat /tmpl/jaeger-nginx-config.yaml.tmpl | envsubst \$JAEGER_AGENT_HOST,\$JAEGER_AGENT_PORT,\$JAEGER_SAMPLER_TYPE,\$JAEGER_SAMPLER_PARAM,\$JAEGER_REPORTER_LOG_SPANS,\$SERVICE_NAME > /etc/jaeger-nginx-config.yaml

# # watch for ssl certificate changes
# init_inotifywait() {
#   echo "Starting inotifywait to detect changes in certificates..."
#   while inotifywait -e modify,move,create,delete /etc/ssl/private/; do
#     echo "Files in /etc/ssl/private changed, reloading nginx..."
#     nginx -s reload
#   done
# }
# init_inotifywait &

# # run openresty
# echo "Starting openresty..."
# /usr/local/openresty/bin/openresty &
# openresty_pid=${!}

# # setup handlers
# echo "Setting up signal handlers..."
# trap 'sigterm_handler' 15 # SIGTERM

# wait $openresty_pid