2 # Copyright (C) The Arvados Authors. All rights reserved.
4 # SPDX-License-Identifier: AGPL-3.0
6 {%- set passenger_pkg = 'nginx-mod-http-passenger'
7 if grains.osfinger in ('CentOS Linux-7') else
8 'libnginx-mod-http-passenger' %}
9 {%- set passenger_mod = '/usr/lib64/nginx/modules/ngx_http_passenger_module.so'
10 if grains.osfinger in ('CentOS Linux-7',) else
11 '/usr/lib/nginx/modules/ngx_http_passenger_module.so' %}
12 {%- set passenger_ruby = '/usr/local/rvm/wrappers/default/ruby'
13 if grains.osfinger in ('CentOS Linux-7', 'Ubuntu-18.04', 'Debian-10') else
15 {%- set max_workers = ("__CONTROLLER_MAX_WORKERS__" or grains['num_cpus'])|int %}
16 {%- set max_reqs = ("__CONTROLLER_MAX_QUEUED_REQUESTS__" or 128)|int %}
20 __NGINX_INSTALL_SOURCE__: true
22 passenger_package: {{ passenger_pkg }}
25 passenger_ruby: {{ passenger_ruby }}
26 passenger_max_pool_size: {{ max_workers }}
28 # Make the passenger queue small (twice the concurrency, so
29 # there's at most one pending request for each busy worker)
30 # because controller reorders requests based on priority, and
31 # won't send more than API.MaxConcurrentRequests to passenger
32 # (which is max_workers * 2), so things that are moved to the head
33 # of the line get processed quickly.
34 passenger_max_request_queue_size: {{ max_workers * 2 + 1 }}
39 # Needed for RVM, harmless otherwise. Cf. https://dev.arvados.org/issues/19015
41 # As we now differentiate where passenger is required or not, we need to
42 # load this module conditionally, so we add this conditional just to use
43 # the same pillar file
44 {% if "install_from_phusionpassenger" == "__NGINX_INSTALL_SOURCE__" %}
45 # This is required to get the passenger module loaded
46 # In Debian it can be done with this
47 # include: 'modules-enabled/*.conf'
48 load_module: {{ passenger_mod }}
50 worker_processes: {{ max_workers }}
52 # each request is up to 3 connections (1 with client, 1 proxy to
53 # controller, then potentially 1 from controller back to
54 # passenger). Each connection consumes a file descriptor.
55 # That's how we get these calculations
56 worker_rlimit_nofile: {{ max_reqs * 3 + 1 }}
58 worker_connections: {{ max_reqs * 3 + 1 }}
62 # Based on https://ssl-config.mozilla.org/#server=nginx&version=1.14.2&config=intermediate&openssl=1.1.1d&guideline=5.4
63 ssl_hardening_default.conf:
64 - ssl_session_timeout: 1d
65 - ssl_session_cache: 'shared:arvadosSSL:10m'
66 - ssl_session_tickets: 'off'
68 # intermediate configuration
69 - ssl_protocols: TLSv1.2 TLSv1.3
70 - ssl_ciphers: ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384
71 - ssl_prefer_server_ciphers: 'off'
73 # HSTS (ngx_http_headers_module is required) (63072000 seconds)
74 - add_header: 'Strict-Transport-Security "max-age=63072000" always'
78 - ssl_stapling_verify: 'on'
80 # verify chain of trust of OCSP response using Root CA and Intermediate certs
81 # - ssl_trusted_certificate /path/to/root_CA_cert_plus_intermediates
83 # curl https://ssl-config.mozilla.org/ffdhe2048.txt > /path/to/dhparam
84 # - ssl_dhparam: /path/to/dhparam
86 # replace with the IP address of your resolver
87 # - resolver: 127.0.0.1
92 # Remove default webserver