80 lines
1.6 KiB
Go
80 lines
1.6 KiB
Go
package queue
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import (
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"gitlab.com/etke.cc/go/logger"
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"gitlab.com/etke.cc/linkpearl"
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"gitlab.com/etke.cc/postmoogle/bot/config"
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"gitlab.com/etke.cc/postmoogle/utils"
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)
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const (
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acQueueKey = "cc.etke.postmoogle.mailqueue"
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defaultQueueBatch = 1
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defaultQueueRetries = 3
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)
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// Queue manager
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type Queue struct {
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mu utils.Mutex
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lp *linkpearl.Linkpearl
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cfg *config.Manager
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log *logger.Logger
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sendmail func(string, string, string) error
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}
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// New queue
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func New(lp *linkpearl.Linkpearl, cfg *config.Manager, log *logger.Logger) *Queue {
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return &Queue{
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mu: utils.Mutex{},
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lp: lp,
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cfg: cfg,
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log: log,
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}
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}
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// SetSendmail func
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func (q *Queue) SetSendmail(function func(string, string, string) error) {
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q.sendmail = function
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}
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// Process queue
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func (q *Queue) Process() {
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q.log.Debug("staring queue processing...")
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cfg := q.cfg.GetBot()
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batchSize := cfg.QueueBatch()
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if batchSize == 0 {
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batchSize = defaultQueueBatch
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}
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maxRetries := cfg.QueueRetries()
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if maxRetries == 0 {
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maxRetries = defaultQueueRetries
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}
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q.mu.Lock(acQueueKey)
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defer q.mu.Unlock(acQueueKey)
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index, err := q.lp.GetAccountData(acQueueKey)
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if err != nil {
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q.log.Error("cannot get queue index: %v", err)
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}
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i := 0
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for id, itemkey := range index {
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if i > batchSize {
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q.log.Debug("finished re-deliveries from queue")
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return
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}
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if dequeue := q.try(itemkey, maxRetries); dequeue {
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q.log.Info("email %q has been delivered", id)
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err = q.Remove(id)
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if err != nil {
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q.log.Error("cannot dequeue email %q: %v", id, err)
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}
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}
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i++
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}
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q.log.Debug("ended queue processing")
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}
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