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[#484] Handle conditional headers

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Signed-off-by: Denis Kirillov <denis@nspcc.ru>
This commit is contained in:
Denis Kirillov 2022-06-01 17:09:28 +03:00 committed by Alex Vanin
parent ee0f3fb196
commit f282e877e2
3 changed files with 24 additions and 9 deletions
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9
api/handler/attributes.go
View file

@ -38,6 +38,7 @@ type (
PartNumberMarker int
Attributes []string
VersionID string
Conditional *conditionalArgs
}
)
@ -90,6 +91,11 @@ func (h *handler) GetObjectAttributesHandler(w http.ResponseWriter, r *http.Requ
return
}
if err = checkPreconditions(info, params.Conditional); err != nil {
h.logAndSendError(w, "precondition failed", reqInfo, err)
return
}
response, err := encodeToObjectAttributesResponse(info, params)
if err != nil {
h.logAndSendError(w, "couldn't encode object info to response", reqInfo, err)
@ -152,7 +158,8 @@ func parseGetObjectAttributeArgs(r *http.Request) (*GetObjectAttributesArgs, err
res.VersionID = queryValues.Get(api.QueryVersionID)
return res, nil
res.Conditional, err = parseConditionalHeaders(r.Header)
return res, err
}
func encodeToObjectAttributesResponse(info *data.ObjectInfo, p *GetObjectAttributesArgs) (*GetObjectAttributesResponse, error) {

12
api/handler/get.go
View file

@ -21,10 +21,6 @@ type conditionalArgs struct {
IfNoneMatch string
}
type getObjectArgs struct {
Conditional *conditionalArgs
}
func fetchRangeHeader(headers http.Header, fullSize uint64) (*layer.RangeParams, error) {
const prefix = "bytes="
rangeHeader := headers.Get("Range")
@ -109,7 +105,7 @@ func (h *handler) GetObjectHandler(w http.ResponseWriter, r *http.Request) {
reqInfo = api.GetReqInfo(r.Context())
)
args, err := parseGetObjectArgs(r.Header)
conditional, err := parseConditionalHeaders(r.Header)
if err != nil {
h.logAndSendError(w, "could not parse request params", reqInfo, err)
return
@ -132,7 +128,7 @@ func (h *handler) GetObjectHandler(w http.ResponseWriter, r *http.Request) {
return
}
if err = checkPreconditions(info, args.Conditional); err != nil {
if err = checkPreconditions(info, conditional); err != nil {
h.logAndSendError(w, "precondition failed", reqInfo, err)
return
}
@ -194,7 +190,7 @@ func checkPreconditions(info *data.ObjectInfo, args *conditionalArgs) error {
return nil
}
func parseGetObjectArgs(headers http.Header) (*getObjectArgs, error) {
func parseConditionalHeaders(headers http.Header) (*conditionalArgs, error) {
var err error
args := &conditionalArgs{
IfMatch: headers.Get(api.IfMatch),
@ -208,7 +204,7 @@ func parseGetObjectArgs(headers http.Header) (*getObjectArgs, error) {
return nil, err
}
return &getObjectArgs{Conditional: args}, nil
return args, nil
}
func parseHTTPTime(data string) (*time.Time, error) {

12
api/handler/head.go
View file

@ -40,6 +40,12 @@ func (h *handler) HeadObjectHandler(w http.ResponseWriter, r *http.Request) {
return
}
conditional, err := parseConditionalHeaders(r.Header)
if err != nil {
h.logAndSendError(w, "could not parse request params", reqInfo, err)
return
}
p := &layer.HeadObjectParams{
BktInfo: bktInfo,
Object: reqInfo.ObjectName,
@ -50,6 +56,12 @@ func (h *handler) HeadObjectHandler(w http.ResponseWriter, r *http.Request) {
h.logAndSendError(w, "could not fetch object info", reqInfo, err)
return
}
if err = checkPreconditions(info, conditional); err != nil {
h.logAndSendError(w, "precondition failed", reqInfo, err)
return
}
tagSet, err := h.obj.GetObjectTagging(r.Context(), info)
if err != nil && !errors.IsS3Error(err, errors.ErrNoSuchKey) {
h.logAndSendError(w, "could not get object tag set", reqInfo, err)