158 lines
3.1 KiB
Go
158 lines
3.1 KiB
Go
package sarama
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import "time"
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type ProduceResponseBlock struct {
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Err KError
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Offset int64
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// only provided if Version >= 2 and the broker is configured with `LogAppendTime`
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Timestamp time.Time
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}
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func (b *ProduceResponseBlock) decode(pd packetDecoder, version int16) (err error) {
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tmp, err := pd.getInt16()
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if err != nil {
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return err
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}
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b.Err = KError(tmp)
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b.Offset, err = pd.getInt64()
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if err != nil {
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return err
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}
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if version >= 2 {
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if millis, err := pd.getInt64(); err != nil {
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return err
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} else if millis != -1 {
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b.Timestamp = time.Unix(millis/1000, (millis%1000)*int64(time.Millisecond))
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}
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}
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return nil
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}
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type ProduceResponse struct {
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Blocks map[string]map[int32]*ProduceResponseBlock
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Version int16
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ThrottleTime time.Duration // only provided if Version >= 1
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}
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func (r *ProduceResponse) decode(pd packetDecoder, version int16) (err error) {
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r.Version = version
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numTopics, err := pd.getArrayLength()
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if err != nil {
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return err
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}
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r.Blocks = make(map[string]map[int32]*ProduceResponseBlock, numTopics)
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for i := 0; i < numTopics; i++ {
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name, err := pd.getString()
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if err != nil {
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return err
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}
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numBlocks, err := pd.getArrayLength()
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if err != nil {
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return err
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}
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r.Blocks[name] = make(map[int32]*ProduceResponseBlock, numBlocks)
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for j := 0; j < numBlocks; j++ {
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id, err := pd.getInt32()
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if err != nil {
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return err
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}
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block := new(ProduceResponseBlock)
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err = block.decode(pd, version)
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if err != nil {
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return err
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}
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r.Blocks[name][id] = block
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}
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}
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if r.Version >= 1 {
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if millis, err := pd.getInt32(); err != nil {
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return err
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} else {
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r.ThrottleTime = time.Duration(millis) * time.Millisecond
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}
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}
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return nil
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}
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func (r *ProduceResponse) encode(pe packetEncoder) error {
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err := pe.putArrayLength(len(r.Blocks))
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if err != nil {
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return err
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}
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for topic, partitions := range r.Blocks {
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err = pe.putString(topic)
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if err != nil {
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return err
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}
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err = pe.putArrayLength(len(partitions))
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if err != nil {
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return err
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}
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for id, prb := range partitions {
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pe.putInt32(id)
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pe.putInt16(int16(prb.Err))
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pe.putInt64(prb.Offset)
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}
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}
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if r.Version >= 1 {
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pe.putInt32(int32(r.ThrottleTime / time.Millisecond))
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}
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return nil
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}
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func (r *ProduceResponse) key() int16 {
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return 0
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}
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func (r *ProduceResponse) version() int16 {
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return r.Version
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}
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func (r *ProduceResponse) requiredVersion() KafkaVersion {
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switch r.Version {
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case 1:
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return V0_9_0_0
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case 2:
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return V0_10_0_0
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default:
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return minVersion
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}
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}
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func (r *ProduceResponse) GetBlock(topic string, partition int32) *ProduceResponseBlock {
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if r.Blocks == nil {
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return nil
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}
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if r.Blocks[topic] == nil {
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return nil
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}
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return r.Blocks[topic][partition]
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}
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// Testing API
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func (r *ProduceResponse) AddTopicPartition(topic string, partition int32, err KError) {
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if r.Blocks == nil {
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r.Blocks = make(map[string]map[int32]*ProduceResponseBlock)
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}
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byTopic, ok := r.Blocks[topic]
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if !ok {
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byTopic = make(map[int32]*ProduceResponseBlock)
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r.Blocks[topic] = byTopic
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}
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byTopic[partition] = &ProduceResponseBlock{Err: err}
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}
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