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nginx-proxy/nginx.tmpl
2014-12-06 17:45:59 -08:00

129 lines
4.4 KiB
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# If we receive X-Forwarded-Proto, pass it through; otherwise, pass along the
# scheme used to connect to this server
map $http_x_forwarded_proto $proxy_x_forwarded_proto {
default $http_x_forwarded_proto;
'' $scheme;
}
# If we receive Upgrade, set Connection to "upgrade"; otherwise, delete any
# Connection header that may have been passed to this server
map $http_upgrade $proxy_connection {
default upgrade;
'' '';
}
gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript;
access_log /proc/self/fd/1;
error_log /proc/self/fd/2;
# HTTP 1.1 support
proxy_http_version 1.1;
proxy_buffering off;
proxy_set_header Host $http_host;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection $proxy_connection;
proxy_set_header X-Real-IP $remote_addr;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_set_header X-Forwarded-Proto $proxy_x_forwarded_proto;
server {
listen 80 default_server;
server_name _; # This is just an invalid value which will never trigger on a real hostname.
return 503;
}
{{ range $host, $containers := groupByMulti $ "Env.VIRTUAL_HOST" "," }}
upstream {{ $host }} {
{{ range $container := $containers }}
{{ $addrLen := len $container.Addresses }}
{{/* If only 1 port exposed, use that */}}
{{ if eq $addrLen 1 }}
{{ with $address := index $container.Addresses 0 }}
# {{$container.Name}}
server {{ $address.IP }}:{{ $address.Port }};
{{ end }}
{{/* If more than one port exposed, use the one matching VIRTUAL_PORT env var */}}
{{ else if $container.Env.VIRTUAL_PORT }}
{{ range $address := .Addresses }}
{{ if eq $address.Port $container.Env.VIRTUAL_PORT }}
# {{$container.Name}}
server {{ $address.IP }}:{{ $address.Port }};
{{ end }}
{{ end }}
{{/* Else default to standard web port 80 */}}
{{ else }}
{{ range $address := $container.Addresses }}
{{ if eq $address.Port "80" }}
# {{$container.Name}}
server {{ $address.IP }}:{{ $address.Port }};
{{ end }}
{{ end }}
{{ end }}
{{ end }}
}
{{/* Get the first cert name defined by containers w/ the same vhost */}}
{{ $certName := (first (groupByKeys $containers "Env.CERT_NAME")) }}
{{/* Get the best matching cert by name for the vhost. */}}
{{ $vhostCert := (closest (dir "/etc/nginx/certs") (printf "%s.crt" $host))}}
{{/* vhostCert is actually a filename so remove any suffixes since they are added later */}}
{{ $vhostCert := replace $vhostCert ".crt" "" -1 }}
{{ $vhostCert := replace $vhostCert ".key" "" -1 }}
{{/* Use the cert specifid on the container or fallback to the best vhost match */}}
{{ $cert := (coalesce $certName $vhostCert) }}
{{ if (and (ne $cert "") (exists (printf "/etc/nginx/certs/%s.crt" $cert)) (exists (printf "/etc/nginx/certs/%s.key" $cert))) }}
server {
server_name {{ $host }};
rewrite ^(.*) https://{{ $host }}$1 permanent;
}
server {
server_name {{ $host }};
listen 443 ssl;
ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
ssl_ciphers ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:kEDH+AESGCM:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:ECDHE-ECDSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-DSS-AES128-SHA256:DHE-RSA-AES256-SHA256:DHE-DSS-AES256-SHA:DHE-RSA-AES256-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:AES:CAMELLIA:DES-CBC3-SHA:!aNULL:!eNULL:!EXPORT:!DES:!RC4:!MD5:!PSK:!aECDH:!EDH-DSS-DES-CBC3-SHA:!EDH-RSA-DES-CBC3-SHA:!KRB5-DES-CBC3-SHA;
ssl_prefer_server_ciphers on;
ssl_session_timeout 5m;
ssl_session_cache shared:SSL:50m;
ssl_certificate /etc/nginx/certs/{{ (printf "%s.crt" $cert) }};
ssl_certificate_key /etc/nginx/certs/{{ (printf "%s.key" $cert) }};
add_header Strict-Transport-Security "max-age=31536000; includeSubdomains";
location / {
proxy_pass http://{{ $host }};
}
}
{{ else }}
server {
server_name {{ $host }};
location / {
proxy_pass http://{{ $host }};
}
}
server {
server_name {{ $host }};
listen 443 ssl;
return 503;
{{ if (and (exists "/etc/nginx/certs/default.crt") (exists "/etc/nginx/certs/default.key")) }}
ssl_certificate /etc/nginx/certs/default.crt;
ssl_certificate_key /etc/nginx/certs/default.key;
{{ end }}
}
{{ end }}
{{ end }}