forked from traefik/traefik
/
dashboard.go
58 lines (47 loc) · 1.19 KB
/
dashboard.go
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package api
import (
"net/http"
"net/url"
"github.com/containous/mux"
"github.com/containous/traefik/log"
assetfs "github.com/elazarl/go-bindata-assetfs"
)
// DashboardHandler expose dashboard routes
type DashboardHandler struct {
Assets *assetfs.AssetFS
}
// AddRoutes add dashboard routes on a router
func (g DashboardHandler) AddRoutes(router *mux.Router) {
if g.Assets == nil {
log.Error("No assets for dashboard")
return
}
// Expose dashboard
router.Methods(http.MethodGet).
Path("/").
HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
http.Redirect(resp, req, safePrefix(req)+"/dashboard/", 302)
})
router.Methods(http.MethodGet).
Path("/dashboard/status").
HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
http.Redirect(resp, req, "/dashboard/", 302)
})
router.Methods(http.MethodGet).
PathPrefix("/dashboard/").
Handler(http.StripPrefix("/dashboard/", http.FileServer(g.Assets)))
}
func safePrefix(req *http.Request) string {
prefix := req.Header.Get("X-Forwarded-Prefix")
if prefix == "" {
return ""
}
parse, err := url.Parse(prefix)
if err != nil {
return ""
}
if parse.Host != "" {
return ""
}
return parse.Path
}