ayitharevanth / aws_cli_utility

AWS CLI Command Reference

This repository contains a collection of AWS CLI commands for managing various AWS services including EC2, EBS, S3, VPC, IAM, Lambda, RDS, and SNS. Each section is organized by service type for easy reference.

🎥 Video link: 70 AWS CLI Commands

EC2

Manage Amazon EC2 instances efficiently with these commands.

1. Retrieve an EC2 Instance ID

aws ec2 describe-instances --query "Reservations[].Instances[].InstanceId" --output text

2. Stop an EC2 Instance

aws ec2 start-instances --instance-ids <instance_id>

3. Start an EC2 Instance

aws ec2 start-instances --instance-ids <instance_id>

4. Terminate an EC2 Instance

aws ec2 terminate-instances --instance-ids <instance_id>

5. Launch an EC2 Instance

aws ec2 run-instances --image-id <ami-id> --count 1 --instance-type <instance-type> --key-name <key-pair-name> --security-group-ids <security-group-name> --subnet-id <subnet-id>

6. Modify an Instance Type

aws ec2 modify-instance-attribute --instance-id <instance_id> --instance-type "{"Value": "t2.large"}"

7. Describe EC2 Instances with Tags

aws ec2 describe-instances --filters "Name=tag:Name,Values=dev-instance"

8. List All EC2 Instances in Running State

aws ec2 describe-instances --filters "Name=instance-state-name,Values=running" --query "Reservations[].Instances[].[InstanceId,InstanceType,State.Name,PublicIpAddress]" --output table

9. Get Console Output for an Instance

aws ec2 get-console-output --instance-id <instance_id>

EBS

Manage Amazon EBS volumes effectively with these commands

10. Create an EBS Volume

aws ec2 create-volume --size 10 --volume-type gp3 --availability-zone us-east-1a

11. Attach an EBS Volume to an Instance

aws ec2 attach-volume --volume-id <volume_id> --instance-id <instance_id> --device /dev/sdf

12. Detach an EBS Volume

aws ec2 detach-volume --volume-id <volume_id>

13. Delete an EBS Volume

aws ec2 delete-volume --volume-id <volume_id>

14. Describe an EBS Volume

aws ec2 describe-volumes --volume-ids <volume_id>

15. List EBS Volumes in Available State

aws ec2 describe-volumes --query "Volumes[?State!='in-use'].{ID:VolumeId, Size:Size, State:State}" --output table

16. Modify an EBS Volume

aws ec2 modify-volume --volume-id <volume_id> --size 20

17. Describe EBS Volume by Tags

aws ec2 describe-volumes --filters "Name=tag:Name,Values=MyVolume"

Snapshots

Handle AWS EBS snapshots efficiently with these commands.

18. Create a Snapshot

aws ec2 create-snapshot --volume-id <volume_id> --description "My snapshot"

19. List All Snapshots

aws ec2 describe-snapshots --owner-ids 123456789012

20. Delete a Specific Snapshot

aws ec2 delete-snapshot --snapshot-id <snapshot_id>

21. Copy a Snapshot from One Region to Another

aws ec2 copy-snapshot --source-region us-east-1 --source-snapshot-id <snapshot_id> --destination-region us-west-2 --description "Snapshot copy to us-west-2"

22. Modify Snapshot Permission

aws ec2 modify-snapshot-attribute --snapshot-id <snapshot_id> --attribute createVolumePermission --operation-type add --user-ids 123456789012

23. List Snapshot Based on Specific Tags

aws ec2 describe-snapshots --filters "Name=tag:Name,Values=MyProject"

S3 Commands

Manage Amazon S3 buckets and objects efficiently with these commands:

24. Create an S3 Bucket

    aws s3 mb s3://mybucket

25. List all S3 Buckets

    aws s3 ls

26. Upload a File to an S3 Bucket

    aws s3 cp localfile.txt s3://mybucket/

27. Delete a Bucket and All Its Contents

    aws s3 rb s3://mybucket --force

28. List Objects in an S3 Bucket

    aws s3 ls s3://mybucket --recursive

29. Copy an Object Between S3 Buckets

    aws s3 cp s3://mybucket1/myobject.txt s3://mybucket2/myobject.txt

30. Delete an Object in an S3 Bucket

    aws s3 rm s3://mybucket/myobject.txt

31. Enable Versioning in an S3 Bucket

    aws s3api put-bucket-versioning --bucket mybucket --versioning-configuration Status=Enabled

VPC Commands

Efficiently manage your AWS Virtual Private Cloud (VPC) environments with these commands:

32. Create a VPC

    aws ec2 create-vpc --cidr-block 10.0.0.0/16

33. Get the List of VPC IDs

    aws ec2 describe-vpcs --query 'Vpcs[*].VpcId' --output text

34. Delete a Specific VPC

    aws ec2 describe-vpcs --query 'Vpcs[*].VpcId' --output text

35. Create a Subnet

    aws ec2 create-subnet --vpc-id vpc-1234abcd --cidr-block 10.0.1.0/24

36. Create an Internet Gateway and Attach to VPC

    aws ec2 create-internet-gateway
    aws ec2 attach-internet-gateway --vpc-id vpc-1234abcd --internet-gateway-id igw-1234abcd

37. Create a Route Table and Associate It with Subnet

    aws ec2 create-route-table --vpc-id vpc-1234abcd
    aws ec2 associate-route-table --route-table-id rtb-1234abcd --subnet-id subnet-5678efgh

38. Modify VPC Attribute and Enable DNS Hostname

    aws ec2 modify-vpc-attribute --vpc-id vpc-1234abcd --enable-dns-hostnames "{\"Value\":true}"

39. Create a Security Group in a VPC

    aws ec2 create-security-group --group-name mySecurityGroup --description "My security group" --vpc-id vpc-1234abcd

40. Add a Rule in Security Group

    aws ec2 authorize-security-group-ingress --group-id sg-1234abcd --protocol tcp --port 22 --cidr 0.0.0.0/0

41. Create a NAT Gateway

    aws ec2 create-nat-gateway --subnet-id subnet-1234abcd --allocation-id eip-abcd1234

42. Change the Security Group of an EC2 Instance

    aws ec2 modify-instance-attribute --instance-id <instance_id> --groups sg-98765432 sg-87654321

IAM Commands

Simplify identity and access management in AWS with these IAM operations:

43. Create an IAM User

    aws iam create-user --user-name myUser

44. List IAM Users

    aws iam list-users --query 'Users[*].UserName' --output text

45. Attach a Policy to an IAM User

    aws iam attach-user-policy --policy-arn arn:aws:iam::aws:policy/AmazonS3FullAccess --user-name myUser

46. Delete an IAM User

    aws iam delete-user --user-name myUser

47. Create an Access Key and Secret Key for an IAM User

    aws iam create-access-key --user-name myUser

48. Deactivate User Key

    aws iam update-access-key --access-key-id AKIAIOSFODNN7EXAMPLE --user-name myUser --status Inactive

Lambda Commands

Efficiently manage your AWS Lambda functions with these straightforward commands:

49. Create a Lambda Function

    aws lambda create-function --function-name myFunction --runtime nodejs12.x --role arn:aws:iam::123456789012:role/lambda-role --handler index.handler --zip-file fileb://function.zip

50. List Lambda Functions

    aws lambda list-functions

51. Invoke a Lambda Function

    aws lambda invoke --function-name myFunction --payload '{"key": "value"}' response.json

52. Delete a Lambda Function

    aws lambda delete-function --function-name myFunction

53. Update Lambda Function

    aws lambda update-function-code --function-name myFunction --zip-file fileb://function.zip

RDS Commands

Efficiently manage your Amazon RDS instances with these commands:

54. Create a Database Instance

    aws rds create-db-instance --db-instance-identifier mydbinstance --allocated-storage 20 --db-instance-class db.m1.small --engine mysql --master-username masteraws --master-user-password masterpassword

55. List All RDS Instances

    aws rds describe-db-instances

56. Delete a Database Instance (Skip Final Snapshot)

    aws rds delete-db-instance --db-instance-identifier mydbinstance --skip-final-snapshot

57. Modify DB Instance

    aws rds modify-db-instance --db-instance-identifier mydbinstance --db-instance-class db.m4.large --apply-immediately

58. Take a DB Snapshot

    aws rds create-db-snapshot --db-instance-identifier mydbinstance --db-snapshot-identifier mydbsnapshot

59. Restore DB Snapshot

    aws rds restore-db-instance-from-db-snapshot --db-instance-identifier newdbinstance --db-snapshot-identifier mydbsnapshot

60. Modify DB Instance Retention Policy

    aws rds modify-db-instance --db-instance-identifier mydbinstance --backup-retention-period 7 --apply-immediately

61. Promote a Read Replica to Standalone Instance

    aws rds promote-read-replica --db-instance-identifier myreadreplica

SNS Commands

Manage Amazon Simple Notification Service (SNS) effectively with these commands:

62. Create a New SNS Topic

    aws sns create-topic --name myTopic

63. Subscribe an Email Address to SNS Topic

    aws sns subscribe --topic-arn arn:aws:sns:us-west-2:123456789012:myTopic --protocol email --notification-endpoint [email protected]

64. Publish a Message to Specific Topic

    aws sns publish --topic-arn arn:aws:sns:us-west-2:123456789012:myTopic --message "Hello world"

65. Delete a SNS Topic

    aws sns delete-topic --topic-arn arn:aws:sns:us-west-2:123456789012:myTopic

CloudWatch Commands

Effectively monitor and manage your AWS resources with these CloudWatch commands:

66. Create a CloudWatch Alarm

    aws cloudwatch put-metric-alarm --alarm-name HighCPUUtilization --metric-name CPUUtilization --namespace AWS/EC2 --statistic Average --period 300 --threshold 80 --comparison-operator GreaterThanOrEqualToThreshold --dimensions Name=InstanceId,Value=i-1234567890abcdef0 --evaluation-periods 2 --alarm-actions arn:aws:sns:us-west-2:123456789012:myTopic

67. Delete a CloudWatch Alarm

    aws cloudwatch delete-alarms --alarm-names HighCPUUtilization

68. Get Data About Specific Metric in a Given Time Frame

    aws cloudwatch get-metric-statistics --namespace AWS/EC2 --metric-name CPUUtilization --start-time 2021-01-01T00:00:00Z --end-time 2021-01-02T00:00:00Z --period 3600 --statistics Average --dimensions Name=InstanceId,Value=i-0123456789abcdef0

69. Describe Alarm History of a Specific Alarm

    aws cloudwatch describe-alarm-history --alarm-name HighCPUUtilization

70. Manually Change the State of an Alarm for Testing Purposes

    aws cloudwatch set-alarm-state --alarm-name "MyAlarm" --state-reason "Manual trigger for testing" --state-value ALARM