Completed DynamoDB + DAX Benchmarker with a nice TUI to boot

2023-08-02 18:11:41 -06:00
parent 09862c1b43
commit e42070eefa
55 changed files with 3574 additions and 1 deletions
@@ -0,0 +1,110 @@
+package simulators
+
+import (
+	"time"
+
+	"github.com/Dark-Alex-17/dynamodb-benchmarker/pkg/models"
+	"github.com/aws/aws-dax-go/dax"
+	"github.com/aws/aws-sdk-go/service/dynamodb"
+	log "github.com/sirupsen/logrus"
+)
+
+func ReadItem(client *dax.Dax, tableName string, id dynamodb.AttributeValue, metrics *models.DynamoDbSimulationMetrics, recordMetrics bool) (dynamodb.GetItemOutput, error) {
+	partitionKey := *id.S
+	startTime := time.Now()
+	response, err := client.GetItem(&dynamodb.GetItemInput{
+		TableName: &tableName,
+		Key: map[string]*dynamodb.AttributeValue{
+			"id": {S: id.S},
+		},
+	})
+
+	if recordMetrics {
+		duration := time.Since(startTime).Microseconds()
+		millisecondDuration := float64(duration) / 1000
+		metrics.ReadTime = &millisecondDuration
+	}
+
+	if err != nil {
+		log.Errorf("Could not fetch item with partition key: %v. %v+", partitionKey, err)
+		metrics.Successful = false
+		return dynamodb.GetItemOutput{}, err
+	}
+
+	if len(response.Item) == 0 {
+		log.Infof("No items found with partition key: %v", partitionKey)
+		return dynamodb.GetItemOutput{}, nil
+	}
+
+	return *response, nil
+}
+
+func UpdateItem(client *dax.Dax, tableName string, id dynamodb.AttributeValue, attributes int, metrics *models.DynamoDbSimulationMetrics) {
+	updatedItem := models.NewBenchmarkingItem(attributes)
+	updatedItem["id"] = &id
+	partitionKey := *id.S
+	startTime := time.Now()
+
+	_, err := client.PutItem(&dynamodb.PutItemInput{
+		TableName: &tableName,
+		Item:      updatedItem,
+	})
+
+	duration := time.Since(startTime).Microseconds()
+	millisecondDuration := float64(duration) / 1000
+	metrics.UpdateTime = &millisecondDuration
+
+	if err != nil {
+		log.Errorf("Could not update item with partition key: %v. %v+", partitionKey, err)
+		metrics.Successful = false
+	} else {
+		log.Infof("Successfully updated item with partition key: %v", partitionKey)
+	}
+}
+
+func PutItem(client *dax.Dax, tableName string, attributes int, metrics *models.DynamoDbSimulationMetrics) (models.BenchmarkingItem, error) {
+	newItem := models.NewBenchmarkingItem(attributes)
+	partitionKey := *newItem["id"].S
+	startTime := time.Now()
+
+	_, err := client.PutItem(&dynamodb.PutItemInput{
+		TableName: &tableName,
+		Item:      newItem,
+	})
+
+	duration := time.Since(startTime).Microseconds()
+	millisecondDuration := float64(duration) / 1000
+	metrics.WriteTime = &millisecondDuration
+
+	if err != nil {
+		log.Errorf("Could not put new item with partition key: %v. %v+", partitionKey, err)
+		metrics.Successful = false
+		return models.BenchmarkingItem{}, err
+	}
+
+	log.Infof("Successfully put new item with partition key: %v", partitionKey)
+	return newItem, nil
+}
+
+func DeleteItem(client *dax.Dax, tableName string, id dynamodb.AttributeValue, metrics *models.DynamoDbSimulationMetrics) {
+	partitionKey := *id.S
+	startTime := time.Now()
+
+	_, err := client.DeleteItem(&dynamodb.DeleteItemInput{
+		TableName: &tableName,
+		Key: map[string]*dynamodb.AttributeValue{
+			"charger_id": &id,
+		},
+	})
+
+	duration := time.Since(startTime).Microseconds()
+	millisecondDuration := float64(duration) / 1000
+	metrics.DeleteTime = &millisecondDuration
+
+	if err != nil {
+		log.Errorf("Could not delete item with partition key: %v. %v+", partitionKey, err)
+		metrics.Successful = false
+	} else {
+		log.Infof("Successfully deleted item with partition key: %v", partitionKey)
+	}
+}