58 lines
1.2 KiB
Go
58 lines
1.2 KiB
Go
package main
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import (
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"bufio"
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"flag"
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"fmt"
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"log"
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"os"
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"time"
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"github.com/aws/aws-sdk-go/aws"
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"github.com/aws/aws-sdk-go/aws/session"
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"github.com/aws/aws-sdk-go/service/kinesis"
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)
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func main() {
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var streamName = flag.String("stream", "", "Stream name")
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flag.Parse()
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// open dummy user data
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f, err := os.Open("users.txt")
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if err != nil {
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log.Fatal("Cannot open users.txt file")
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}
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defer f.Close()
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var records []*kinesis.PutRecordsRequestEntry
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var client = kinesis.New(session.New())
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// loop over file data
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b := bufio.NewScanner(f)
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for b.Scan() {
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records = append(records, &kinesis.PutRecordsRequestEntry{
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Data: b.Bytes(),
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PartitionKey: aws.String(time.Now().Format(time.RFC3339Nano)),
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})
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if len(records) > 250 {
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putRecords(client, streamName, records)
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records = nil
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}
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}
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if len(records) > 0 {
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putRecords(client, streamName, records)
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}
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}
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func putRecords(client *kinesis.Kinesis, streamName *string, records []*kinesis.PutRecordsRequestEntry) {
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_, err := client.PutRecords(&kinesis.PutRecordsInput{
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StreamName: streamName,
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Records: records,
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})
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if err != nil {
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log.Fatalf("error putting records: %v", err)
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}
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fmt.Print(".")
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}
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