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headershandler.go
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/
headershandler.go
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package mock
import (
"net/http"
"github.com/pkg/errors"
log "github.com/sirupsen/logrus"
"github.com/gorilla/mux"
)
type headersHandler struct {
logger *log.Entry
}
func NewHeadersHandler() *headersHandler {
return &headersHandler{
logger: log.WithField("Handler", "Headers"),
}
}
func (h *headersHandler) HeadersHandler(w http.ResponseWriter, r *http.Request) {
err := h.checkCustomHeaders(r)
if err != nil {
h.logger.Errorf(err.Error())
w.WriteHeader(http.StatusBadRequest)
return
}
w.WriteHeader(http.StatusOK)
}
func (h *headersHandler) HeadersHandlerSpec(w http.ResponseWriter, r *http.Request) {
err := h.checkCustomHeaders(r)
if err != nil {
h.logger.Errorf(err.Error())
w.WriteHeader(http.StatusBadRequest)
return
}
http.ServeFile(w, r, "spec.json")
}
func (h *headersHandler) checkCustomHeaders(r *http.Request) error {
vars := mux.Vars(r)
expectedHeader := vars["header"]
expectedHeaderValue := vars["value"]
h.logger.Infof("Handling request. Expected: header: %s, with value: %s", expectedHeader, expectedHeaderValue)
headerValue := r.Header.Get(expectedHeader)
if expectedHeaderValue != headerValue {
return errors.New("Invalid header value provided")
}
return nil
}