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Diffstat (limited to 'ansible/roles/nginx/files')
-rw-r--r--ansible/roles/nginx/files/conf.d/http.custom.conf84
-rw-r--r--ansible/roles/nginx/files/tls/ssl_ciphers_intermediate10
-rw-r--r--ansible/roles/nginx/files/tls/ssl_ciphers_modern7
-rw-r--r--ansible/roles/nginx/files/tls/ssl_ciphers_tls137
-rw-r--r--ansible/roles/nginx/files/tls/ssl_params55
5 files changed, 163 insertions, 0 deletions
diff --git a/ansible/roles/nginx/files/conf.d/http.custom.conf b/ansible/roles/nginx/files/conf.d/http.custom.conf
new file mode 100644
index 0000000..5f70166
--- /dev/null
+++ b/ansible/roles/nginx/files/conf.d/http.custom.conf
@@ -0,0 +1,84 @@
1
2## Proxy options
3proxy_buffering on;
4# proxy_cache_min_uses 3;
5proxy_cache_path /var/nginx/proxy-cache/ levels=1:2 keys_zone=cache:10m inactive=10m max_size=1000M;
6proxy_cache_valid any 10m;
7proxy_ignore_client_abort off;
8proxy_intercept_errors on;
9proxy_next_upstream error timeout invalid_header;
10proxy_redirect off;
11proxy_set_header Host $host;
12proxy_set_header X-Forwarded-For $remote_addr;
13proxy_connect_timeout 60;
14proxy_send_timeout 60;
15proxy_read_timeout 60;
16
17# We used to use this header when we ran dual http/https stacks to verify
18# user login pages were being only requested over https, but now we forward
19# every site to https, so we can assume our schemes are aligned to our interests
20# (as long as all our backend code stopped checking for X-Forwarded-Proto too).
21#proxy_set_header X-Forwarded-Proto $scheme;
22
23## Size Limits
24# May need to override these (server or location blocks) if doing large uploads.
25# Setting to zero disables any size checking.
26client_body_buffer_size 16k;
27client_max_body_size 15m;
28
29# If clients send headers larger than 1k,
30# they get upgraded to large_client_header_buffers.
31client_header_buffer_size 1k;
32large_client_header_buffers 32 64k;
33
34## Timeouts
35client_body_timeout 5s;
36client_header_timeout 5s;
37keepalive_timeout 5s 5s;
38#keepalive_timeout 0;
39send_timeout 5s;
40
41## General Options
42ignore_invalid_headers on;
43recursive_error_pages on;
44#sendfile on; # enabled by top level config
45server_name_in_redirect off;
46server_tokens off;
47
48# For per-client rate limiting, see config options at:
49# https://nginx.org/en/docs/http/ngx_http_limit_conn_module.html
50
51## Compression
52#gzip on; # enabled by top level config
53gzip_static on;
54gzip_buffers 16 32k;
55gzip_comp_level 6;
56gzip_http_version 1.0;
57gzip_min_length 500;
58gzip_types text/plain application/x-javascript text/xml text/css image/x-icon application/xml application/xml+rss text/javascript application/javascript application/json image/svg+xml font/truetype font/opentype application/vnd.ms-fontobject;
59gzip_vary on;
60gzip_proxied any; # required for cloudfront to receive a gzip'd response
61
62## Filesystem Operation Cache (caches fds, sizes, times, errors, etc)
63open_file_cache max=6000 inactive=5m;
64open_file_cache_valid 2m;
65open_file_cache_min_uses 1;
66open_file_cache_errors on;
67
68# For reading a response from disk
69output_buffers 32 32k;
70
71## Optimize Large File Transfers (can be overriden in hosts and locations)
72aio threads; # use default thread pool, create thread pools: threads=NAME;
73aio_write on; # use threaded writes for temporary files and proxied data
74
75# For files larger than 8 MB, use O_DIRECT instead of sendfile()
76directio 8m;
77directio_alignment 512; # if using XFS, set as 4096
78
79## Access Log Caches
80open_log_file_cache max=64 inactive=20s min_uses=1 valid=1m;
81
82log_format main '$remote_addr - $remote_user [$time_local] "$request" '
83 '$status $body_bytes_sent "$http_referer" '
84 '"$http_user_agent" "$http_x_forwarded_for"';
diff --git a/ansible/roles/nginx/files/tls/ssl_ciphers_intermediate b/ansible/roles/nginx/files/tls/ssl_ciphers_intermediate
new file mode 100644
index 0000000..bc79954
--- /dev/null
+++ b/ansible/roles/nginx/files/tls/ssl_ciphers_intermediate
@@ -0,0 +1,10 @@
1# From https://mozilla.github.io/server-side-tls/ssl-config-generator/
2# as of 2018-07-12
3
4# No TLSv1.3 support yet!
5
6ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
7ssl_ciphers 'ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA:ECDHE-RSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-RSA-AES256-SHA256:DHE-RSA-AES256-SHA:ECDHE-ECDSA-DES-CBC3-SHA:ECDHE-RSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:DES-CBC3-SHA:!DSS';
8
9# Diffie-Hellman parameter for DHE ciphersuites, recommended 2048 bits
10ssl_dhparam /etc/ssl/ffdhe2048.pem;
diff --git a/ansible/roles/nginx/files/tls/ssl_ciphers_modern b/ansible/roles/nginx/files/tls/ssl_ciphers_modern
new file mode 100644
index 0000000..ab93ffc
--- /dev/null
+++ b/ansible/roles/nginx/files/tls/ssl_ciphers_modern
@@ -0,0 +1,7 @@
1# From https://mozilla.github.io/server-side-tls/ssl-config-generator/
2# as of 2018-07-12
3
4# No TLSv1.3 support yet!
5
6ssl_protocols TLSv1.2;
7ssl_ciphers 'ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256';
diff --git a/ansible/roles/nginx/files/tls/ssl_ciphers_tls13 b/ansible/roles/nginx/files/tls/ssl_ciphers_tls13
new file mode 100644
index 0000000..db04c36
--- /dev/null
+++ b/ansible/roles/nginx/files/tls/ssl_ciphers_tls13
@@ -0,0 +1,7 @@
1# From https://github.com/cloudflare/sslconfig/blob/796bc5ac7224f1e540394d792323ccafa86aaeea/conf
2
3# nginx >= 1.11.0 (2016-05-24) created the 'ssl_ecdh_curve' parameter
4
5ssl_protocols TLSv1 TLSv1.1 TLSv1.2 TLSv1.3;
6ssl_ecdh_curve X25519:P-256:P-384:P-224:P-521;
7ssl_ciphers '[ECDHE-ECDSA-AES128-GCM-SHA256|ECDHE-ECDSA-CHACHA20-POLY1305|ECDHE-RSA-AES128-GCM-SHA256|ECDHE-RSA-CHACHA20-POLY1305]:ECDHE+AES128:RSA+AES128:ECDHE+AES256:RSA+AES256:ECDHE+3DES:RSA+3DES';
diff --git a/ansible/roles/nginx/files/tls/ssl_params b/ansible/roles/nginx/files/tls/ssl_params
new file mode 100644
index 0000000..37798fc
--- /dev/null
+++ b/ansible/roles/nginx/files/tls/ssl_params
@@ -0,0 +1,55 @@
1# Test OCSP with:
2# openssl s_client -connect $site:443 -tls1 -tlsextdebug -status
3#
4# also test with:
5# openssl s_client -connect $site:443 -CAfile /etc/ssl/certs/ca-certificates.crt -showcerts -status -tlsextdebug -cipher RSA </dev/null
6#
7# openssl s_client -connect $site:443 -CAfile /etc/ssl/certs/ca-certificates.crt -showcerts -status -tlsextdebug -cipher ECDSA </dev/null
8
9
10# Duration client SSL session tickets are valid for:
11ssl_session_timeout 1d;
12# NOTE NOTE NOTE NOTE NOTE
13# nginx only regenerates its ssl_session_ticket_key on reload or restart.
14# the ticket key is basically a symmetric key that effectively breaks
15# forward secrecy if leaked.
16# With ssl_session_tickets enabled, you should reload nginx daily to reset
17# the internal cached ticket key.
18# If you are using external ticket keys, those should also be rotated daily.
19# END NOTE END NOTE END NOTE
20
21# Internal cache of SSL sessions
22ssl_session_cache shared:SSL:500m; # 500MB = 2M cached sessions (4k sessions/MB)
23
24# session tickets are reused for the life of the server.
25# For multiple servers serving the same host,
26# have them all share the same key and rotate as necessary:
27# ssl_session_ticket_key [keyfile];
28# Without a ticket key file defined, a reload of nginx resets the key.
29ssl_session_tickets on;
30
31# Individual cipher files are included externally
32# (one of ssl_ciphers_{intermediate,modern})
33ssl_prefer_server_ciphers on;
34
35# HSTS (ngx_http_headers_module is required) (15768000 seconds = 6 months)
36add_header Strict-Transport-Security "max-age=15768000; includeSubdomains";
37
38# OCSP Stapling ---
39# fetch OCSP records from URL in ssl_certificate and cache them
40ssl_stapling on;
41ssl_stapling_verify on;
42
43# See: https://nginx.org/en/docs/http/ngx_http_ssl_module.html#ssl_trusted_certificate
44ssl_trusted_certificate /etc/ssl/lets-encrypt-x3-cross-signed.pem;
45
46# Instead of using resolver, take response from file:
47# ssl_stapling_file <-- must be set PER domain, but nginx so far has refused
48# to add the ability to have one stapling file per certificate now that nginx
49# supports both RSA and EC per domain. So, this is useless if you have multiple
50# certificates per domain.
51
52# 'valid' ignores DNS TTL and caches lookups for specified duration
53# This should be replaced with a local dnsmasq resolver at 127.0.0.1
54resolver 127.0.0.53 4.2.2.2 8.8.8.8 1.1.1.1 valid=600s ipv6=off;
55resolver_timeout 4s;
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