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Improve error message if an older CLI attempts to make a request (#291)

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Closes #290
This commit is contained in:
rapitable
2017-08-21 23:46:45 -07:00
committed by Soam Vasani
parent 3165fe7719
commit fe9f200606
1 changed files with 7 additions and 0 deletions
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controller/api.go
+7
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@@ -95,8 +95,15 @@ func (api *API) HomeHandler(w http.ResponseWriter, r *http.Request) {
fmt.Fprintf(w, "{\"message\": \"Fission API\", \"version\": \"0.1.0\"}\n")
}
func (api *API) ApiVersionMismatchHandler(w http.ResponseWriter, r *http.Request) {
err := fission.MakeError(fission.ErrorNotFound, "Fission server supports API v2 only - v1 is not supported. Please upgrade your Fission client / CLI")
api.respondWithError(w, err)
}
func (api *API) Serve(port int) {
r := mux.NewRouter()
// Give a useful error message if an older CLI attempts to make a request
r.HandleFunc(`/v1/{rest:[a-zA-Z0-9=\-\/]+}`, api.ApiVersionMismatchHandler)
r.HandleFunc("/", api.HomeHandler)
r.HandleFunc("/v2/functions", api.FunctionApiList).Methods("GET")