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Update nginx-compose-v2.tmpl #22

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312 changes: 180 additions & 132 deletions volumes/proxy/templates/nginx-compose-v2.tmpl
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Original file line number Diff line number Diff line change
@@ -1,18 +1,20 @@
{{ $CurrentContainer := where $ "ID" .Docker.CurrentContainerID | first }}

{{ define "upstream" }}
{{ if .Address }}
{{/* If we got the containers from swarm and this container's port is published to host, use host IP:PORT */}}
{{ if and .Container.Node.ID .Address.HostPort }}
# {{ .Container.Node.Name }}/{{ .Container.Name }}
server {{ .Container.Node.Address.IP }}:{{ .Address.HostPort }};
{{/* If there is no swarm node or the port is not published on host, use container's IP:PORT */}}
{{ else }}
# {{ .Container.Name }}
server {{ .Address.IP }}:{{ .Address.Port }};
{{ end }}
{{ else }}
# {{ .Container.Name }}
server {{ .Container.IP }} down;
{{ end }}
{{ if .Address }}
{{/* If we got the containers from swarm and this container's port is published to host, use host IP:PORT */}}
{{ if and .Container.Node.ID .Address.HostPort }}
# {{ .Container.Node.Name }}/{{ .Container.Name }}
server {{ .Container.Node.Address.IP }}:{{ .Address.HostPort }};
{{/* If there is no swarm node or the port is not published on host, use container's IP:PORT */}}
{{ else if .Network }}
# {{ .Container.Name }}
server {{ .Network.IP }}:{{ .Address.Port }};
{{ end }}
{{ else if .Network }}
# {{ .Container.Name }}
server {{ .Network.IP }} down;
{{ end }}
{{ end }}

# If we receive X-Forwarded-Proto, pass it through; otherwise, pass along the
Expand All @@ -22,13 +24,26 @@ map $http_x_forwarded_proto $proxy_x_forwarded_proto {
'' $scheme;
}

# If we receive X-Forwarded-Port, pass it through; otherwise, pass along the
# server port the client connected to
map $http_x_forwarded_port $proxy_x_forwarded_port {
default $http_x_forwarded_port;
'' $server_port;
}

# 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;
'' close;
}

# Set appropriate X-Forwarded-Ssl header
map $scheme $proxy_x_forwarded_ssl {
default off;
https on;
}

gzip_types text/plain text/css application/javascript application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript;

log_format vhost '$host $remote_addr - $remote_user [$time_local] '
Expand All @@ -49,68 +64,66 @@ 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;
proxy_set_header X-Forwarded-Ssl $proxy_x_forwarded_ssl;
proxy_set_header X-Forwarded-Port $proxy_x_forwarded_port;

# Mitigate httpoxy attack (see README for details)
proxy_set_header Proxy "";
{{ end }}

{{ $enable_ipv6 := eq (or ($.Env.ENABLE_IPV6) "") "true" }}
server {
server_name _; # This is just an invalid value which will never trigger on a real hostname.
listen 80;
access_log /var/log/nginx/access.log vhost;
return 503;
server_name _; # This is just an invalid value which will never trigger on a real hostname.
listen 80;
{{ if $enable_ipv6 }}
listen [::]:80;
{{ end }}
access_log /var/log/nginx/access.log vhost;
return 503;
}

{{ if (and (exists "/etc/nginx/certs/default.crt") (exists "/etc/nginx/certs/default.key")) }}
server {
server_name _; # This is just an invalid value which will never trigger on a real hostname.
listen 443 ssl http2;
access_log /var/log/nginx/access.log vhost;
return 503;

ssl_certificate /etc/nginx/certs/default.crt;
ssl_certificate_key /etc/nginx/certs/default.key;
server_name _; # This is just an invalid value which will never trigger on a real hostname.
listen 443 ssl http2;
{{ if $enable_ipv6 }}
listen [::]:443 ssl http2;
{{ end }}
access_log /var/log/nginx/access.log vhost;
return 503;

ssl_session_tickets off;
ssl_certificate /etc/nginx/certs/default.crt;
ssl_certificate_key /etc/nginx/certs/default.key;
}
{{ end }}

{{ range $host, $containers := groupByMulti $ "Env.VIRTUAL_HOST" "," }}

upstream {{ $host }} {

{{ range $index, $value := $containers }}

{{ $addrLen := len $value.Addresses }}
{{/* If only 1 port exposed, use that */}}
{{ if eq $addrLen 1 }}
{{ with $address := index $value.Addresses 0 }}
# {{$value.Name}}
server {{ $address.IP }}:{{ $address.Port }};
{{ end }}

{{/* If a VIRTUAL_NETWORK is specified use use its IP */}}
{{ else if $value.Env.VIRTUAL_NETWORK }}
{{ range $i, $network := $value.Networks }}
{{ if eq $network.Name $value.Env.VIRTUAL_NETWORK }}
# Container: {{$value.Name}}@{{$network.Name}}
server {{ $network.IP }}:{{ $value.Env.VIRTUAL_PORT }};
{{ end }}
{{ end }}

{{/* If more than one port exposed, use the one matching VIRTUAL_PORT env var */}}
{{ else if $value.Env.VIRTUAL_PORT }}
{{ range $i, $address := $value.Addresses }}
{{ if eq $address.Port $value.Env.VIRTUAL_PORT }}
# {{$value.Name}}
server {{ $address.IP }}:{{ $address.Port }};
{{ end }}
{{ end }}

{{/* Else default to standard web port 80 */}}
{{ else }}
{{ range $i, $address := $value.Addresses }}
{{ if eq $address.Port "80" }}
# {{$value.Name}}
server {{ $address.IP }}:{{ $address.Port }};
{{ end }}
{{ end }}
{{ end }}
{{ $is_regexp := hasPrefix "~" $host }}
{{ $upstream_name := when $is_regexp (sha1 $host) $host }}
# {{ $host }}
upstream {{ $upstream_name }} {
{{ range $container := $containers }}
{{ $addrLen := len $container.Addresses }}

{{ range $knownNetwork := $CurrentContainer.Networks }}
{{ range $containerNetwork := $container.Networks }}
{{ if eq $knownNetwork.Name $containerNetwork.Name }}
## Can be connect with "{{ $containerNetwork.Name }}" network

{{/* If only 1 port exposed, use that */}}
{{ if eq $addrLen 1 }}
{{ $address := index $container.Addresses 0 }}
{{ template "upstream" (dict "Container" $container "Address" $address "Network" $containerNetwork) }}
{{/* If more than one port exposed, use the one matching VIRTUAL_PORT env var, falling back to standard web port 80 */}}
{{ else }}
{{ $port := coalesce $container.Env.VIRTUAL_PORT "80" }}
{{ $address := where $container.Addresses "Port" $port | first }}
{{ template "upstream" (dict "Container" $container "Address" $address "Network" $containerNetwork) }}
{{ end }}
{{ end }}
{{ end }}
{{ end }}
{{ end }}
}

Expand All @@ -120,104 +133,139 @@ upstream {{ $host }} {
{{/* Get the VIRTUAL_PROTO defined by containers w/ the same vhost, falling back to "http" */}}
{{ $proto := or (first (groupByKeys $containers "Env.VIRTUAL_PROTO")) "http" }}

{{/* Get the HTTPS_METHOD defined by containers w/ the same vhost, falling back to "redirect" */}}
{{ $https_method := or (first (groupByKeys $containers "Env.HTTPS_METHOD")) "redirect" }}

{{/* 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 }}
{{ $vhostCert := trimSuffix ".crt" $vhostCert }}
{{ $vhostCert := trimSuffix ".key" $vhostCert }}

{{/* Use the cert specifid on the container or fallback to the best vhost match */}}
{{/* Use the cert specified 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))) }}
{{ $is_https := (and (ne $https_method "nohttps") (ne $cert "") (exists (printf "/etc/nginx/certs/%s.crt" $cert)) (exists (printf "/etc/nginx/certs/%s.key" $cert))) }}

{{ if $is_https }}

{{ if eq $https_method "redirect" }}
server {
server_name {{ $host }};
listen 80 {{ $default_server }};
access_log /var/log/nginx/access.log vhost;
return 301 https://$host$request_uri;
server_name {{ $host }};
listen 80 {{ $default_server }};
{{ if $enable_ipv6 }}
listen [::]:80 {{ $default_server }};
{{ end }}
access_log /var/log/nginx/access.log vhost;
return 301 https://$host$request_uri;
}
{{ end }}

server {
server_name {{ $host }};
listen 443 ssl http2 {{ $default_server }};
access_log /var/log/nginx/access.log vhost;

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) }};

{{ if (exists (printf "/etc/nginx/certs/%s.dhparam.pem" $cert)) }}
ssl_dhparam {{ printf "/etc/nginx/certs/%s.dhparam.pem" $cert }};
{{ end }}

add_header Strict-Transport-Security "max-age=31536000";

{{ if (exists (printf "/etc/nginx/vhost.d/%s" $host)) }}
include {{ printf "/etc/nginx/vhost.d/%s" $host }};
{{ else if (exists "/etc/nginx/vhost.d/default") }}
include /etc/nginx/vhost.d/default;
{{ end }}

location / {
proxy_pass {{ trim $proto }}://{{ trim $host }};
{{ if (exists (printf "/etc/nginx/htpasswd/%s" $host)) }}
auth_basic "Restricted {{ $host }}";
auth_basic_user_file {{ (printf "/etc/nginx/htpasswd/%s" $host) }};
{{ end }}
server_name {{ $host }};
listen 443 ssl http2 {{ $default_server }};
{{ if $enable_ipv6 }}
listen [::]:443 ssl http2 {{ $default_server }};
{{ end }}
access_log /var/log/nginx/access.log vhost;

ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
ssl_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';

ssl_prefer_server_ciphers on;
ssl_session_timeout 5m;
ssl_session_cache shared:SSL:50m;
ssl_session_tickets off;

ssl_certificate /etc/nginx/certs/{{ (printf "%s.crt" $cert) }};
ssl_certificate_key /etc/nginx/certs/{{ (printf "%s.key" $cert) }};

{{ if (exists (printf "/etc/nginx/certs/%s.dhparam.pem" $cert)) }}
ssl_dhparam {{ printf "/etc/nginx/certs/%s.dhparam.pem" $cert }};
{{ end }}

{{ if (ne $https_method "noredirect") }}
add_header Strict-Transport-Security "max-age=31536000";
{{ end }}

{{ if (exists (printf "/etc/nginx/vhost.d/%s" $host)) }}
include {{ printf "/etc/nginx/vhost.d/%s" $host }};
{{ else if (exists "/etc/nginx/vhost.d/default") }}
include /etc/nginx/vhost.d/default;
{{ end }}

location / {
{{ if eq $proto "uwsgi" }}
include uwsgi_params;
uwsgi_pass {{ trim $proto }}://{{ trim $upstream_name }};
{{ else }}
proxy_pass {{ trim $proto }}://{{ trim $upstream_name }};
{{ end }}
{{ if (exists (printf "/etc/nginx/htpasswd/%s" $host)) }}
auth_basic "Restricted {{ $host }}";
auth_basic_user_file {{ (printf "/etc/nginx/htpasswd/%s" $host) }};
{{ end }}
{{ if (exists (printf "/etc/nginx/vhost.d/%s_location" $host)) }}
include {{ printf "/etc/nginx/vhost.d/%s_location" $host}};
{{ else if (exists "/etc/nginx/vhost.d/default_location") }}
include /etc/nginx/vhost.d/default_location;
{{ end }}
}
}
}
{{ else }}

{{ end }}

{{ if or (not $is_https) (eq $https_method "noredirect") }}

server {
server_name {{ $host }};
listen 80 {{ $default_server }};
access_log /var/log/nginx/access.log vhost;

{{ if (exists (printf "/etc/nginx/vhost.d/%s" $host)) }}
include {{ printf "/etc/nginx/vhost.d/%s" $host }};
{{ else if (exists "/etc/nginx/vhost.d/default") }}
include /etc/nginx/vhost.d/default;
{{ end }}

location / {
proxy_pass {{ trim $proto }}://{{ trim $host }};
{{ if (exists (printf "/etc/nginx/htpasswd/%s" $host)) }}
auth_basic "Restricted {{ $host }}";
auth_basic_user_file {{ (printf "/etc/nginx/htpasswd/%s" $host) }};
{{ end }}
server_name {{ $host }};
listen 80 {{ $default_server }};
{{ if $enable_ipv6 }}
listen [::]:80 {{ $default_server }};
{{ end }}
access_log /var/log/nginx/access.log vhost;

{{ if (exists (printf "/etc/nginx/vhost.d/%s" $host)) }}
include {{ printf "/etc/nginx/vhost.d/%s" $host }};
{{ else if (exists "/etc/nginx/vhost.d/default") }}
include /etc/nginx/vhost.d/default;
{{ end }}

location / {
{{ if eq $proto "uwsgi" }}
include uwsgi_params;
uwsgi_pass {{ trim $proto }}://{{ trim $upstream_name }};
{{ else }}
proxy_pass {{ trim $proto }}://{{ trim $upstream_name }};
{{ end }}
{{ if (exists (printf "/etc/nginx/htpasswd/%s" $host)) }}
auth_basic "Restricted {{ $host }}";
auth_basic_user_file {{ (printf "/etc/nginx/htpasswd/%s" $host) }};
{{ end }}
{{ if (exists (printf "/etc/nginx/vhost.d/%s_location" $host)) }}
include {{ printf "/etc/nginx/vhost.d/%s_location" $host}};
{{ else if (exists "/etc/nginx/vhost.d/default_location") }}
include /etc/nginx/vhost.d/default_location;
{{ end }}
}
}
}

{{ if (and (exists "/etc/nginx/certs/default.crt") (exists "/etc/nginx/certs/default.key")) }}
{{ if (and (not $is_https) (exists "/etc/nginx/certs/default.crt") (exists "/etc/nginx/certs/default.key")) }}
server {
server_name {{ $host }};
listen 443 ssl http2 {{ $default_server }};
access_log /var/log/nginx/access.log vhost;
return 503;

ssl_certificate /etc/nginx/certs/default.crt;
ssl_certificate_key /etc/nginx/certs/default.key;
server_name {{ $host }};
listen 443 ssl http2 {{ $default_server }};
{{ if $enable_ipv6 }}
listen [::]:443 ssl http2 {{ $default_server }};
{{ end }}
access_log /var/log/nginx/access.log vhost;
return 500;

ssl_certificate /etc/nginx/certs/default.crt;
ssl_certificate_key /etc/nginx/certs/default.key;
}
{{ end }}

Expand Down