conf.d/api_gateway_init.conf

#/*
# * Copyright (c) 2012 Adobe Systems Incorporated. All rights reserved.
# *
# * Permission is hereby granted, free of charge, to any person obtaining a
# * copy of this software and associated documentation files (the "Software"),
# * to deal in the Software without restriction, including without limitation
# * the rights to use, copy, modify, merge, publish, distribute, sublicense,
# * and/or sell copies of the Software, and to permit persons to whom the
# * Software is furnished to do so, subject to the following conditions:
# *
# * The above copyright notice and this permission notice shall be included in
# * all copies or substantial portions of the Software.
# *
# * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# * DEALINGS IN THE SOFTWARE.
# *
# */
include /etc/api-gateway/naxsi_core.rules;


server_names_hash_bucket_size  128;

# Sendfile copies data between one FD and other from within the kernel.
# More efficient than read() + write(), since the requires transferring data to and from the user space.
sendfile        on;

# Tcp_nopush causes nginx to attempt to send its HTTP response head in one packet,
# instead of using partial frames. This is useful for prepending headers before calling sendfile,
# or for throughput optimization.
tcp_nopush     on;

# Caches information about open FDs, freqently accessed files.
open_file_cache max=200000 inactive=20s;
open_file_cache_valid 30s;
open_file_cache_min_uses 2;
open_file_cache_errors on;

# allow the server to close the connection after a client stops responding. Frees up socket-associated memory.
reset_timedout_connection on;

#gzip  on;


# be prepared to load any custom lua scripts from /etc/api-gateway/scripts
lua_package_path '/etc/api-gateway/scripts/lua/?.lua;;';
init_worker_by_lua_file /etc/api-gateway/scripts/lua/api_gateway_init.lua;

lua_shared_dict cachedkeys 50m; # caches api-keys
lua_shared_dict cachedOauthTokens 50m; # caches OAuth tokens
lua_shared_dict cachedUserProfiles 50m; # caches user profiles
lua_shared_dict healthcheck_redis 1m; # used by lua health_check for redis cache