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nginx-proxy/nginx.tmpl
Jason Wilder 592ed499d7 Improve port configuration
Should address #6.

The port selection now works as follows:

* If there is only 1 port exposed by the container, that port is used.
* If there is a VIRTUAL_PORT env variable defined, that port is used.
* Otherwise, default to port 80, if exposed.
2014-05-19 21:10:53 -06:00

46 lines
1.2 KiB
Cheetah

{{ range $host, $containers := groupBy $ "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 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 }}
{{ end }}
}
server {
gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript;
server_name {{ $host }};
proxy_buffering off;
location / {
proxy_pass http://{{ $host }};
include /etc/nginx/proxy_params;
}
}
{{ end }}