/
dynamodb.go
58 lines (50 loc) 路 1.73 KB
/
dynamodb.go
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//nolint:deadcode,unused
package aws
import (
"context"
"github.com/aws/aws-sdk-go-v2/service/dynamodb"
"github.com/infracost/infracost/internal/logging"
)
func dynamodbNewClient(ctx context.Context, region string) (*dynamodb.Client, error) {
cfg, err := getConfig(ctx, region)
if err != nil {
return nil, err
}
return dynamodb.NewFromConfig(cfg), nil
}
func dynamodbGetRequests(ctx context.Context, region string, table string, metric string) (float64, error) {
logging.Logger.Debug().Msgf("Querying AWS CloudWatch: AWS/DynamoDB %s (region: %s, TableName: %s)", metric, region, table)
stats, err := cloudwatchGetMonthlyStats(ctx, statsRequest{
region: region,
namespace: "AWS/DynamoDB",
metric: metric,
dimensions: map[string]string{"TableName": table},
statistic: statSum,
unit: unitCount,
})
if err != nil {
return 0, err
}
if len(stats.Datapoints) == 0 {
return 0, nil
}
return *stats.Datapoints[0].Sum, nil
}
func DynamoDBGetStorageBytes(ctx context.Context, region string, table string) (int64, error) {
client, err := dynamodbNewClient(ctx, region)
if err != nil {
return 0, err
}
logging.Logger.Debug().Msgf("Querying AWS DynamoDB API: DescribeTable(region: %s, table: %s)", region, table)
result, err := client.DescribeTable(ctx, &dynamodb.DescribeTableInput{TableName: strPtr(table)})
if err != nil {
return 0, err
}
return result.Table.TableSizeBytes, nil
}
func DynamoDBGetRRU(ctx context.Context, region string, table string) (float64, error) {
return dynamodbGetRequests(ctx, region, table, "ConsumedReadCapacityUnits")
}
func DynamoDBGetWRU(ctx context.Context, region string, table string) (float64, error) {
return dynamodbGetRequests(ctx, region, table, "ConsumedWriteCapacityUnits")
}