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pgq

package module

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Versions in this module

v0

v0.0.1

Oct 13, 2024

Changes in this version

type ConsumerOption

+ func WithPollingInterval(d time.Duration) ConsumerOption

v0.0.0

Oct 10, 2024

Changes in this version

+ const MessageNotProcessed

+ const MessageProcessed

+ func StaticMetaInjector(m Metadata) func(context.Context, Metadata)

+ func ValidateFields(ctx context.Context, db *pgxpool.Pool, queueName string) error

+ func ValidateIndexes(ctx context.Context, db *pgxpool.Pool, queueName string) error

+ type Consumer struct

+ func NewConsumer(db *pgxpool.Pool, queueName string, handler MessageHandler, ...) (*Consumer, error)

+ func (c *Consumer) Run(ctx context.Context) error

+ type ConsumerOption func(c *consumerConfig)

+ func WithAckTimeout(d time.Duration) ConsumerOption

+ func WithHistoryLimit(d time.Duration) ConsumerOption

+ func WithInvalidMessageCallback(fn InvalidMessageCallback) ConsumerOption

+ func WithLockDuration(d time.Duration) ConsumerOption

+ func WithLogger(logger *slog.Logger) ConsumerOption

+ func WithMaxConsumeCount(max uint) ConsumerOption

+ func WithMaxParallelMessages(n int) ConsumerOption

+ func WithMessageProcessingReserveDuration(d time.Duration) ConsumerOption

+ func WithMetadataFilter(filter *MetadataFilter) ConsumerOption

+ func WithMetrics(m metric.Meter) ConsumerOption

+ type InvalidMessage struct

+ ID string

+ Metadata json.RawMessage

+ Payload json.RawMessage

+ type InvalidMessageCallback func(ctx context.Context, msg InvalidMessage, err error)

+ type MessageHandler interface

+ HandleMessage func(context.Context, *MessageIncoming) (processed bool, err error)

+ type MessageHandlerFunc func(context.Context, *MessageIncoming) (processed bool, err error)

+ func (fn MessageHandlerFunc) HandleMessage(ctx context.Context, msg *MessageIncoming) (processed bool, err error)

+ type MessageIncoming struct

+ Attempt int

+ Deadline time.Time

+ Metadata Metadata

+ Payload json.RawMessage

+ func NewMessage(meta Metadata, payload json.RawMessage, attempt int, maxConsumedCount uint) *MessageIncoming

+ func (m *MessageIncoming) LastAttempt() bool

+ type MessageOutgoing struct

+ Metadata Metadata

+ Payload json.RawMessage

+ ScheduledFor *time.Time

+ type Metadata map[string]string

+ type MetadataFilter struct

+ Key string

+ Operation MetadataOperation

+ Value string

+ type MetadataOperation string

+ const OpEqual

+ const OpNotEqual

+ type Publisher interface

+ Publish func(ctx context.Context, queue string, msg ...*MessageOutgoing) ([]uuid.UUID, error)

+ func NewPublisher(db *pgxpool.Pool, opts ...PublisherOption) Publisher

+ type PublisherOption func(*publisherConfig)

+ func WithMetaInjectors(injectors ...func(context.Context, Metadata)) PublisherOption