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Merge pull request #18 from thorhs/marathon_get_prefixes

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Add getPrefixes to get string array of PathPrefixes
This commit is contained in:
Emile Vauge 2015-09-24 22:30:14 +02:00
commit ce1d14d779
3 changed files with 36 additions and 0 deletions
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1
docs/index.md
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@ -413,6 +413,7 @@ Labels can be used on containers to override default behaviour:
* ```traefik.weight=10```: assign this weight to the application * ```traefik.weight=10```: assign this weight to the application
* ```traefik.enable=false```: disable this application in Træfɪk * ```traefik.enable=false```: disable this application in Træfɪk
* ```traefik.host=bar```: override the default routing from {appName}.{domain} to bar.{domain} * ```traefik.host=bar```: override the default routing from {appName}.{domain} to bar.{domain}
* ```traefik.prefixes=pf1,pf2```: use PathPrefix(es) instead of hostname for routing, use filename="providerTemplates/marathon-prefix.tmpl" with this option
## <a id="consul"></a> Consul backend ## <a id="consul"></a> Consul backend

8
marathon.go
View file

@ -54,6 +54,14 @@ var MarathonFuncMap = template.FuncMap{
} }
return "0" return "0"
}, },
"getPrefixes": func(application marathon.Application) ([]string, error) {
for key, value := range application.Labels {
if key == "traefik.prefixes" {
return strings.Split(value, ","), nil
}
}
return []string{}, nil
},
"replace": func(s1 string, s2 string, s3 string) string { "replace": func(s1 string, s2 string, s3 string) string {
return strings.Replace(s3, s1, s2, -1) return strings.Replace(s3, s1, s2, -1)
}, },

27
providerTemplates/marathon-prefix.tmpl Normal file
View file

@ -0,0 +1,27 @@
{{$apps := .Applications}}
[backends]{{range .Tasks}}
[backends.backend{{.AppID | replace "/" "-"}}.servers.server-{{.ID | replace "." "-"}}]
url = "http://{{.Host}}:{{getPort .}}"
{{$appID := .AppID}}
{{range $apps}}
{{if eq $appID .ID}}
weight = {{getWeight .}}
{{end}}
{{end}}
{{end}}
[frontends]{{ range $app := .Applications}}
{{range $prefix := getPrefixes .}}
[frontends.frontend{{$app.ID | replace "/" "-"}}{{$prefix | replace "/" "-"}}]
backend = "backend{{$app.ID | replace "/" "-"}}"
[frontends.frontend-{{getHost $app | replace "/" "-"}}{{$prefix | replace "/" "-"}}.routes.route-prefix{{$prefix | replace "/" "-"}}]
rule = "PathPrefix"
value = "{{.}}"
{{else}}
[frontends.frontend{{.ID | replace "/" "-"}}]
backend = "backend{{.ID | replace "/" "-"}}"
[frontends.frontend-{{getHost $app | replace "/" "-"}}.routes.route-host-{{getHost $app | replace "/" "-"}}]
rule = "Host"
value = "{{getHost $app | replace "/" "-"}}.{{$.Domain}}"
{{end}}
{{end}}