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Multiple paths For One Server #2

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Multiple paths For One Server #2

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b386206
Update nginx.tmpl
lizhengqiang Jan 11, 2016
f988123
Update nginx.tmpl
lizhengqiang Jan 11, 2016
d224dc6
Update nginx.tmpl
lizhengqiang Jan 11, 2016
4ca7b5d
Update nginx.tmpl
lizhengqiang Jan 12, 2016
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258 changes: 118 additions & 140 deletions nginx.tmpl
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Original file line number Diff line number Diff line change
@@ -1,53 +1,3 @@
{{ define "upstream-block" }}
upstream {{ .Host }}{{ .Suffix }} {
{{ range $container := .Containers }}
{{ $addrLen := len $container.Addresses }}
{{/* If only 1 port exposed, use that */}}
{{ if eq $addrLen 1 }}
{{ $address := index $container.Addresses 0 }}
{{ template "upstream" (dict "Container" $container "Address" $address) }}
{{/* 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) }}
{{ end }}
{{ end }}
}
{{ end }}

{{ 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 }}
{{ end }}

{{ define "location" }}
location {{ .Path }} {
proxy_pass {{ .Proto }}://{{ .Host }}{{ .Suffix }};
{{ 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 }}
}
{{ end }}

# 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 {
Expand All @@ -59,7 +9,7 @@ map $http_x_forwarded_proto $proxy_x_forwarded_proto {
# Connection header that may have been passed to this server
map $http_upgrade $proxy_connection {
default upgrade;
'' close;
'' '';
}

gzip_types text/plain text/css application/javascript application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript;
Expand All @@ -68,11 +18,9 @@ log_format vhost '$host $remote_addr - $remote_user [$time_local] '
'"$request" $status $body_bytes_sent '
'"$http_referer" "$http_user_agent"';

access_log off;
access_log /proc/self/fd/1 vhost;
error_log /proc/self/fd/2;

{{ if (exists "/etc/nginx/proxy.conf") }}
include /etc/nginx/proxy.conf;
{{ else }}
# HTTP 1.1 support
proxy_http_version 1.1;
proxy_buffering off;
Expand All @@ -82,45 +30,59 @@ 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;
{{ end }}

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;
listen 80 default_server;
server_name _; # This is just an invalid value which will never trigger on a real hostname.
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;
{{ define "upstream" }}
upstream {{ .Host }}{{ .Suffix }} {
{{ 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 }}
}
{{ end }}

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

{{ $hostParts := splitN (trim $host) "/" 2 }}
{{ $host := index $hostParts 0 }}
{{ $hasDefaultPath := eq (len $hostParts) 1 }}

{{ if $hasDefaultPath }}
{{ template "upstream-block" dict "Host" $host "Suffix" "" "Containers" $containers }}
{{ $paths := groupBy $containers "Env.VIRTUAL_PATH" }}
{{ $pathCount := len $paths }}
{{ if eq $pathCount 0 }}
{{ template "upstream" dict "Host" $host "Suffix" "" "Containers" $containers }}
{{ else }}
{{ $path := printf "/%s" (index $hostParts 1) }}
{{ template "upstream-block" dict "Host" $host "Suffix" (printf "-%s" (sha1 $path)) "Containers" $containers }}
{{ range $path, $containers := $paths }}
{{ $sum := sha1 $path }}
{{ $suffix := printf "-%s" $sum }}
{{ template "upstream" dict "Host" $host "Suffix" $suffix "Containers" $containers }}
{{ end }}
{{ end }}

{{ $default_host := or ($.Env.DEFAULT_HOST) "" }}
{{ $default_server := index (dict $host "" $default_host "default_server") $host }}

{{/* Get the VIRTUAL_PROTO defined by containers w/ the same vhost, falling back to "http" */}}
{{ $proto := trim (or (first (groupByKeys $containers "Env.VIRTUAL_PROTO")) "http") }}
{{ $proto := or (first (groupByKeys $containers "Env.VIRTUAL_PROTO")) "http" }}

{{/* Get the first cert name defined by containers w/ the same vhost */}}
{{ $certName := (first (groupByKeys $containers "Env.CERT_NAME")) }}
Expand All @@ -138,76 +100,92 @@ server {
{{ if (and (ne $cert "") (exists (printf "/etc/nginx/certs/%s.crt" $cert)) (exists (printf "/etc/nginx/certs/%s.key" $cert))) }}

server {
server_name {{ $host }};
listen 80 {{ $default_server }};
access_log /var/log/nginx/access.log vhost;
return 301 https://$host$request_uri;
server_name {{ $host }};
return 301 https://$host$request_uri;
}

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 }}

{{ if $hasDefaultPath }}
{{ template "location" (dict "Path" "/" "Proto" $proto "Host" $host "Suffix" "" ) }}
{{ else }}
{{ $path := printf "/%s" (index $hostParts 1) }}
{{ template "location" (dict "Path" $path "Proto" $proto "Host" $host "Suffix" (printf "-%s" (sha1 $path)) ) }}
{{ end }}
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";

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

{{ if eq $pathCount 0 }}
location / {
proxy_pass {{ $proto }}://{{ $host }};
{{ if (exists (printf "/etc/nginx/htpasswd/%s" $host)) }}
auth_basic "Restricted {{ $host }}";
auth_basic_user_file {{ (printf "/etc/nginx/htpasswd/%s" $host) }};
{{ end }}
}
{{ else }}
{{ range $path, $containers := $paths }}
{{ $sum := sha1 $path }}
{{ $suffix := printf "-%s" $sum }}
location {{ $path }} {
proxy_pass http://{{ $host }}{{ $suffix }};
{{ if (exists (printf "/etc/nginx/htpasswd/%s" $host)) }}
auth_basic "Restricted {{ $host }}";
auth_basic_user_file {{ (printf "/etc/nginx/htpasswd/%s" $host) }};
{{ end }}
}
{{ end }}
{{ end }}
}
{{ else }}

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 }}

{{ if $hasDefaultPath }}
{{ template "location" (dict "Path" "/" "Proto" $proto "Host" $host "Suffix" "" ) }}
{{ else }}
{{ $path := printf "/%s" (index $hostParts 1) }}
{{ template "location" (dict "Path" $path "Proto" $proto "Host" $host "Suffix" (printf "-%s" (sha1 $path)) ) }}
{{ end }}
server_name {{ $host }};

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

{{ if eq $pathCount 0 }}
location / {
proxy_pass {{ $proto }}://{{ $host }};
{{ if (exists (printf "/etc/nginx/htpasswd/%s" $host)) }}
auth_basic "Restricted {{ $host }}";
auth_basic_user_file {{ (printf "/etc/nginx/htpasswd/%s" $host) }};
{{ end }}
}
{{ else }}
{{ range $path, $containers := $paths }}
{{ $sum := sha1 $path }}
{{ $suffix := printf "-%s" $sum }}
location {{ $path }} {
proxy_pass http://{{ $host }}{{ $suffix }};
{{ if (exists (printf "/etc/nginx/htpasswd/%s" $host)) }}
auth_basic "Restricted {{ $host }}";
auth_basic_user_file {{ (printf "/etc/nginx/htpasswd/%s" $host) }};
{{ end }}
}
{{ end }}
{{ end }}
}

{{ if (and (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;
server_name {{ $host }};
listen 443 ssl;
return 503;

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

Expand Down