Naeel
fbecde72eb
- ChangeMessageVisibilityBatch: batch visibility timeout (up to 10 msgs) - TagQueue: add/update queue tags - UntagQueue: remove queue tags by keys - ListQueueTags: list all queue tags - Added Tags field to Queue struct - Request/Response models for all 4 commands - Registered in router (17 total API commands now) - Yandex Message Queue API reference doc
118 lines
3.2 KiB
Go
118 lines
3.2 KiB
Go
package models
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import (
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"strconv"
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"time"
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log "github.com/sirupsen/logrus"
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)
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type MessageStructure string
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type Protocol string
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type MessageAttribute struct {
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BinaryListValues []string `json:"BinaryListValues,omitempty" xml:"BinaryListValues,omitempty"` // currently unsupported by AWS
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BinaryValue string `json:"BinaryValue,omitempty" xml:"BinaryValue,omitempty"`
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DataType string `json:"DataType,omitempty" xml:"DataType,omitempty"`
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StringListValues []string `json:"StringListValues,omitempty" xml:"StringListValues,omitempty"` // currently unsupported by AWS
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StringValue string `json:"StringValue,omitempty" xml:"StringValue,omitempty"`
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}
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type SqsMessage struct {
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MessageBody string
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Uuid string
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MD5OfMessageAttributes string
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MD5OfMessageBody string
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ReceiptHandle string
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ReceiptTime time.Time
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VisibilityTimeout time.Time
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NumberOfReceives int
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Retry int
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MessageAttributes map[string]MessageAttribute
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GroupID string
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DeduplicationID string
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SentTime time.Time
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DelaySecs int
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}
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func (m *SqsMessage) IsReadyForReceipt() bool {
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randomLatency, err := generateRandomLatency()
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if err != nil {
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log.Error(err)
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return true
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}
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showAt := m.SentTime.Add(randomLatency).Add(time.Duration(m.DelaySecs) * time.Second)
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return showAt.Before(time.Now())
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}
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type Queue struct {
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Name string
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URL string
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Arn string
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VisibilityTimeout int // seconds
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ReceiveMessageWaitTimeSeconds int
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DelaySeconds int
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MaximumMessageSize int
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MessageRetentionPeriod int // seconds // TODO - not used in the code yet
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Messages []SqsMessage
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DeadLetterQueue *Queue
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MaxReceiveCount int
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IsFIFO bool
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FIFOMessages map[string]int
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FIFOSequenceNumbers map[string]int
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EnableDuplicates bool
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Duplicates map[string]time.Time
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Tags map[string]string
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}
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func (q *Queue) NextSequenceNumber(groupId string) string {
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if _, ok := q.FIFOSequenceNumbers[groupId]; !ok {
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q.FIFOSequenceNumbers = map[string]int{
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groupId: 0,
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}
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}
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q.FIFOSequenceNumbers[groupId]++
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return strconv.Itoa(q.FIFOSequenceNumbers[groupId])
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}
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func (q *Queue) IsLocked(groupId string) bool {
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_, ok := q.FIFOMessages[groupId]
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return ok
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}
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func (q *Queue) LockGroup(groupId string) {
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if _, ok := q.FIFOMessages[groupId]; !ok {
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q.FIFOMessages = map[string]int{
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groupId: 0,
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}
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}
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}
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func (q *Queue) UnlockGroup(groupId string) {
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if _, ok := q.FIFOMessages[groupId]; ok {
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delete(q.FIFOMessages, groupId)
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}
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}
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func (q *Queue) IsDuplicate(deduplicationId string) bool {
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if !q.EnableDuplicates || !q.IsFIFO || deduplicationId == "" {
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return false
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}
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_, ok := q.Duplicates[deduplicationId]
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return ok
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}
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func (q *Queue) InitDuplicatation(deduplicationId string) {
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if !q.EnableDuplicates || !q.IsFIFO || deduplicationId == "" {
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return
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}
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if _, ok := q.Duplicates[deduplicationId]; !ok {
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q.Duplicates[deduplicationId] = time.Now()
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}
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}
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