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gateway: use switch for error handling

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License: MIT
Signed-off-by: Jakub Sztandera <kubuxu@protonmail.ch>
This commit is contained in:
Jakub Sztandera 2016-09-08 11:28:40 +02:00 committed by Lars Gierth
parent 82d46a5b5b
commit 43320e1b7f
1 changed files with 16 additions and 9 deletions
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25
core/corehttp/gateway_handler.go
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@ -160,22 +160,29 @@ func (i *gatewayHandler) getOrHeadHandler(ctx context.Context, w http.ResponseWr
dr, err := i.api.Cat(ctx, urlPath)
dir := false
if err == coreiface.ErrIsDir {
switch err {
case nil:
// core.Resolve worked
defer dr.Close()
case coreiface.ErrIsDir:
dir = true
} else if err == coreiface.ErrOffline {
w.WriteHeader(http.StatusServiceUnavailable)
fmt.Fprint(w, "Could not resolve path. Node is in offline mode.")
return
} else if err == namesys.ErrResolveFailed {
case namesys.ErrResolveFailed:
// Don't log that error as it is just noise
w.WriteHeader(http.StatusBadRequest)
fmt.Fprintf(w, "Path Resolve error: %s", err.Error())
log.Info("Path Resolve error: %s", err.Error())
return
} else if err != nil {
case coreiface.ErrOffline:
if !i.node.OnlineMode() {
w.WriteHeader(http.StatusServiceUnavailable)
fmt.Fprint(w, "Could not resolve path. Node is in offline mode.")
return
}
fallthrough
default:
// all other erros
webError(w, "Path Resolve error", err, http.StatusBadRequest)
return
} else {
defer dr.Close()
}
etag := gopath.Base(urlPath)