// This is the approximate behavior of AWS SQS API. It seems a little weird in many cases, however, it works.
func ParseCreateQueueAttributes(sqsQuery *urlutils.SQSQuery) (*QueueAttributes, *sqserr.SQSError) {
var err *sqserr.SQSError
out := NewQueueAttributes()
attrs, err := urlutils.ParseNNotationAttr("Attribute.", sqsQuery.ParamsList, nil, NewReqQueueAttr)
if err != nil {
return nil, err
}
attrsSize := len(attrs)
for i := 1; i <= attrsSize; i++ {
v, ok := attrs[i]
if !ok {
return nil, sqserr.MalformedInputError("End of list found where not expected")
}
reqAttr, _ := v.(*ReqQueueAttr)
if reqAttr.Name == "" {
return nil, sqserr.MalformedInputError("End of list found where not expected")
}
if reqAttr.Value == "" {
return nil, sqserr.EmptyValueError("No Value Found for " + reqAttr.Name)
}
err = out.HandleAttribute(reqAttr.Name, reqAttr.Value)
if err != nil {
return nil, err
}
}
return out, nil
}
func ChangeMessageVisibility(pq *pqueue.PQueue, sqsQuery *urlutils.SQSQuery) sqs_response.SQSResponse {
var receipt string
var visibilityTimeout int64 = -1
paramsLen := len(sqsQuery.ParamsList) - 1
for i := 0; i < paramsLen; i += 2 {
switch sqsQuery.ParamsList[i] {
case "ReceiptHandle":
receipt = sqsQuery.ParamsList[i+1]
case "VisibilityTimeout":
v, err := strconv.ParseInt(sqsQuery.ParamsList[i+1], 10, 0)
if err != nil || v < 0 {
return sqserr.MalformedInputError("VisibilityTimeout must be a positive integer value")
}
visibilityTimeout = v * 1000
}
}
if receipt == "" {
return sqserr.MissingParameterError("The request must contain the parameter ReceiptHandle.")
}
if visibilityTimeout < 0 {
return sqserr.MissingParameterError("The request must contain the parameter VisibilityTimeout.")
}
resp := pq.UpdateLockByRcpt(receipt, visibilityTimeout)
if resp == mpqerr.ERR_INVALID_RECEIPT {
return sqserr.InvalidReceiptHandleError("The input receipt handle is not a valid receipt handle.")
}
return &ChangeMessageVisibilityResponse{
RequestId: "cvtreq",
}
}
func (r *QueueAttributes) HandleAttribute(paramName, value string) *sqserr.SQSError {
var err error
switch paramName {
case AttrVisibilityTimeout:
r.VisibilityTimeout, err = strconv.ParseInt(value, 10, 0)
r.VisibilityTimeout *= 1000
case AttrDelaySeconds:
r.DelaySeconds, err = strconv.ParseInt(value, 10, 0)
r.DelaySeconds *= 1000
case AttrMaximumMessageSize:
r.MaximumMessageSize, err = strconv.ParseInt(value, 10, 0)
case AttrMessageRetentionPeriod:
r.MessageRetentionPeriod, err = strconv.ParseInt(value, 10, 0)
r.MessageRetentionPeriod *= 1000
case AttrReceiveMessageWaitTimeSeconds:
r.ReceiveMessageWaitTimeSeconds, err = strconv.ParseInt(value, 10, 0)
r.ReceiveMessageWaitTimeSeconds *= 1000
default:
return sqserr.InvalidAttributeNameError("Unknown Attribute " + paramName + ".")
}
if err != nil {
return sqserr.MalformedInputError("Invalid value for the parameter " + paramName)
}
return nil
}
func ParseNNotationAttr(prefix string, paramList []string, mainHandler ParamFunc, sc NewSubContainer) (map[int]ISubContainer, *sqserr.SQSError) {
res := make(map[int]ISubContainer, len(paramList))
pos := 0
paramLen := len(paramList) - 1
for ; pos < paramLen; pos += 2 {
attrName := paramList[pos]
if strings.HasPrefix(attrName, prefix) {
blocks := strings.SplitN(attrName, ".", 3)
if len(blocks) != 3 {
return nil, sqserr.MalformedInputError("key: " + attrName + " is malformed")
}
v, err := strconv.Atoi(blocks[1])
if err == nil {
c, ok := res[v]
if !ok {
c = sc()
res[v] = c
}
if err := c.Parse(blocks[2], paramList[pos+1]); err != nil {
return nil, err
}
}
} else if mainHandler != nil {
mainHandler(attrName, paramList[pos+1])
}
}
return res, nil
}
func (self *ReceiveMessageOptions) Parse(paramName, value string) *sqserr.SQSError {
var err error
switch paramName {
case "VisibilityTimeout":
self.VisibilityTimeout, err = strconv.ParseInt(value, 10, 0)
if err != nil {
return sqserr.MalformedInputError("VisibilityTimeout must be a positive integer value")
}
self.VisibilityTimeout *= 1000
return nil
case "WaitTimeSeconds":
self.WaitTimeSeconds, err = strconv.ParseInt(value, 10, 0)
if err != nil {
return sqserr.MalformedInputError("WaitTimeSeconds must be a positive integer value")
}
self.WaitTimeSeconds *= 1000
return nil
case "MaxNumberOfMessages":
self.MaxNumberOfMessages, err = strconv.ParseInt(value, 10, 0)
if err != nil {
return sqserr.MalformedInputError("MaxNumberOfMessages must be a positive integer value")
}
return nil
}
if strings.HasPrefix(paramName, "AttributeName") {
if value == AttrAll {
self.AllSysAttributes = true
} else {
self.Attributes = append(self.Attributes, value)
}
} else if strings.HasPrefix(paramName, "MessageAttributeName") {
if value == AttrAll {
self.AllMessageAttributes = true
} else {
self.MessageAttributes = append(self.MessageAttributes, value)
}
}
return nil
}
func (self *VisibilityBatchParams) Parse(paramName, value string) *sqserr.SQSError {
switch paramName {
case "Id":
self.Id = value
case "ReceiptHandle":
self.ReceiptHandle = value
case "VisibilityTimeout":
v, err := strconv.ParseInt(value, 10, 0)
if err != nil || v < 0 {
return sqserr.MalformedInputError("VisibilityTimeout must be a positive integer value")
}
self.VisibilityTimeout = v * 1000
}
return nil
}
func (mp *MessageParams) Parse(paramName, value string) *sqserr.SQSError {
var err error
switch paramName {
case "DelaySeconds":
mp.DelaySeconds, err = strconv.ParseInt(value, 10, 0)
mp.DelaySeconds *= 1000
case "MessageBody":
mp.MessageBody = value
}
if err != nil {
return sqserr.MalformedInputError("Invalid value for the parameter " + paramName)
}
return nil
}
