package main
import (
"context"
"log"
"time"
"github.com/aws/aws-sdk-go-v2/aws"
"github.com/aws/aws-sdk-go-v2/config"
"github.com/aws/aws-sdk-go-v2/service/ec2"
"github.com/aws/aws-sdk-go-v2/service/s3"
)
func main() {
// Load AWS configuration
cfg, err := config.LoadDefaultConfig(context.TODO())
if err != nil {
log.Fatal(err)
}
// Create EC2 client
ec2Client := ec2.NewFromConfig(cfg)
// Example 1: EC2 instance operations (simulating waiter pattern)
_, err = ec2Client.DescribeInstances(context.TODO(), &ec2.DescribeInstancesInput{
InstanceIds: []string{"i-1234567890abcdef0"},
})
if err != nil {
log.Printf("EC2 DescribeInstances error: %v", err)
}
// Example 2: Another EC2 operation
_, err = ec2Client.DescribeInstances(context.TODO(), &ec2.DescribeInstancesInput{
InstanceIds: []string{"i-0987654321fedcba0"},
})
if err != nil {
log.Printf("EC2 DescribeInstances error: %v", err)
}
// Example 3: S3 bucket operations (simulating waiter pattern)
s3Client := s3.NewFromConfig(cfg)
_, err = s3Client.HeadBucket(context.TODO(), &s3.HeadBucketInput{
Bucket: aws.String("my-test-bucket"),
})
if err != nil {
log.Printf("S3 HeadBucket error: %v", err)
}
// Simulate polling behavior
time.Sleep(1 * time.Second)
}
