aws cli
sdk
shell script apt install aws-shell
online trainings
online trainings, current education
youtube videos
Architecture
certification preparation
hand on
serverless
workshops
podcasts
labs
samples

console command completion, console completion

pip3 install awscli
#complete -C `locate aws_completer` aws
complete -C /usr/local/bin/aws_completer aws

init variables

inline initialization

AWS_SNS_TOPIC_ARN=arn:aws:sns:eu-central-1:85153298123:gmail-your-name
AWS_KEY_PAIR=/path/to/file/key-pair.pem
AWS_PROFILE=aws-user
AWS_REGION=eu-central-1

initialization from external script

. /home/projects/current-project/aws.sh

AWS cli

installation of AWS cli

# installation
apt install aws
# set up user
aws configuration

be aware about precedence: Credentials from environment variables have precedence over credentials from the shared credentials and AWS CLI config file.
Credentials specified in the shared credentials file have precedence over credentials in the AWS CLI config file.

vim ~/.aws/credentials

[cherkavi-user]
aws_access_key_id = AKI...
aws_secret_access_key = ur1DxNvEn...

using profiling

--region, --output, --profile

aws s3 ls --profile $AWS_PROFILE

set AWS credentials via command line

aws configure set aws_access_key_id <yourAccessKey>
aws configure set aws_secret_access_key <yourSecretKey>

debugging

aws --debug s3 ls --profile $AWS_PROFILE

check configuration

vim ~/.aws/credentials

aws configure list
aws configure get region --profile $AWS_PROFILE
aws configure get aws_access_key_id
aws configure get default.aws_access_key_id
aws configure get $AWS_PROFILE.aws_access_key_id
aws configure get $AWS_PROFILE.aws_secret_access_key

url to cli documentation, faq, collection of questions, UI

current_browser="google-chrome"
current_doc_topic="sns"
alias cli-doc='$current_browser "https://docs.aws.amazon.com/cli/latest/reference/${current_doc_topic}/index.html" &'
alias faq='$current_browser "https://aws.amazon.com/${current_doc_topic}/faqs/" &'
alias console='$current_browser "https://console.aws.amazon.com/${current_doc_topic}/home?region=$AWS_REGION" &'

create policy from error output of aws-cli command:

User is not authorized to perform AccessDeniedException

aws iam list-groups 2>&1 | /home/projects/bash-example/awk-policy-json.sh
# or just copy it
echo "when calling the ListFunctions operation: Use..." | /home/projects/bash-example/awk-policy-json.sh

policy generator

IAM - Identity Access Manager

IAM best practices

current_doc_topic="iam"
cli-doc
faq
console

aws iam list-users 
# example of adding user to group 
aws iam add-user-to-group --group-name s3-full-access --user-name user-s3-bucket

VPC

current_doc_topic="vpc"
cli-doc
faq
console

example of creating subnetwork:

VPC: 172.31.0.0    
Subnetwork: 172.31.0.0/16, 172.31.0.0/26, 172.31.0.64/26

IGW

public access internet outside access

create gateway 2 .vpc -> route tables -> add route Security Group
inbound rules -> source 0.0.0.0/0

S3

current_doc_topic='s3'
cli-doc
faq
console

# make bucket - create bucket with globally unique name
AWS_BUCKET_NAME="my-bucket-name" 
aws s3 mb s3://$AWS_BUCKET_NAME
aws s3 mb s3://$AWS_BUCKET_NAME --region us-east-1 
# list of all s3
aws s3 ls
aws s3api list-buckets
aws s3api list-buckets --query "Buckets[].Name"
# get bucket location
aws s3api get-bucket-location --bucket $AWS_BUCKET_NAME
# copy to s3, upload file less than 5 Tb
aws s3 cp /path/to/file-name.with_extension s3://$AWS_BUCKET_NAME
aws s3 cp /path/to/file-name.with_extension s3://$AWS_BUCKET_NAME/path/on/s3/filename.ext
# update metadata
aws s3 cp test.txt s3://a-bucket/test.txt --metadata '{"x-amz-meta-cms-id":"34533452"}'
# read metadata
aws s3api head-object --bucket a-bucketbucket --key img/dir/legal-global/zach-walsh.jpeg

# copy from s3 to s3
aws s3 cp s3://$AWS_BUCKET_NAME/index.html s3://$AWS_BUCKET_NAME/index2.html

# download file
aws s3api get-object --bucket $AWS_BUCKET_NAME --key path/on/s3 /local/path

# create folder, s3 mkdir
aws s3api put-object --bucket my-bucket-name --key foldername/
# sync folder local to remote s3
aws s3 sync /path/to/some/folder s3://my-bucket-name/some/folder
# sync folder remote s3 to locacl
aws s3 sync s3://my-bucket-name/some/folder /path/to/some/folder 
# sync folder with remote s3 folder with public access
aws s3 sync /path/to/some/folder s3://my-bucket-name/some/folder --acl public-read
# list of all objects
aws s3 ls --recursive s3://my-bucket-name 
# list of all object by specified path ( / at the end must be )
aws s3 ls --recursive s3://my-bucket-name/my-sub-path/
# download file
aws s3api head-object --bucket my-bucket-name --key file-name.with_extension
# move file 
aws s3 mv s3://$AWS_BUCKET_NAME/index.html s3://$AWS_BUCKET_NAME/index2.html
# remove file 
aws s3 rm  s3://my-bucket-name/file-name.with_extension --profile marketing-staging  --region us-east-1
# remove all 
aws s3 rm s3://$AWS_S3_BUCKET_NAME --recursive --exclude "account.json" --include "*"
# upload file and make it public
aws s3api put-object-acl --bucket <bucket name> --key <path to file> --acl public-read
# read file 
aws s3api get-object --bucket <bucket-name> --key=<path on s3> <local output file>

# read version of object on S3
aws s3api list-object-versions --bucket $AWS_BUCKET_NAME --prefix $FILE_KEY
# read file by version 
aws s3api get-object --bucket $AWS_S3_BUCKET_NAME --version-id $VERSION_ID --key d3a274bb1aba08ce403a6a451c0298b9 /home/projects/temp/$VERSION_ID

policy

Bucket Policy, public read ( Block all public access - Off )

{
    "Version": "2012-10-17",
    "Id": "policy-bucket-001",
    "Statement": [
        {
            "Sid": "statement-bucket-001",
            "Effect": "Allow",
            "Principal": "*", 
            "Action": "s3:GetObject",
            "Resource": "arn:aws:s3:::YOUR_BUCKET_NAME/*"
        }
    ]
}

Access Control List - individual objects level

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "VisualEditor0",
            "Effect": "Allow",
            "Action": [
                "s3:GetObjectAcl",
                "s3:PutObjectAcl"
            ],
            "Resource": "arn:aws:s3:::*/*"
        }
    ]
}

RDS

PostgreSQL

!!! important during creation need to set up next parameter: Additional configuration->Database options->Initial Database ->

Athena

current_doc_topic="athena"
cli-doc
faq
console

### simple data  
s3://my-bucket-001/temp/
```csv
column-1,column-2,column3
1,one,first
2,two,second
3,three,third
4,four,fourth
5,five,fifth

create database

CREATE DATABASE IF NOT EXISTS cherkavi_database_001 COMMENT 'csv example' LOCATION 's3://my-bucket-001/temp/';

create table

CREATE EXTERNAL TABLE IF NOT EXISTS num_sequence (id int,column_name string,column_value string)
ROW FORMAT DELIMITED
      FIELDS TERMINATED BY ','
      ESCAPED BY '\\'
      LINES TERMINATED BY '\n'
    LOCATION 's3://my-bucket-001/temp/';

--- another way to create table 
CREATE EXTERNAL TABLE num_sequence2 (id int,column_name string,column_value string)
ROW FORMAT SERDE 'org.apache.hadoop.hive.serde2.OpenCSVSerde' 
WITH SERDEPROPERTIES ("separatorChar" = ",", "escapeChar" = "\\") 
LOCATION 's3://my-bucket-001/temp/'

execute query

select * from num_sequence;

CloudFront

current_doc_topic="cloudfront"
cli-doc
faq
console

Region <>---------- AvailabilityZone <>--------- EdgeLocation

Secrets manager

current_doc_topic="secretsmanager"
cli-doc
faq
console

boto3 python lib

# CLI example
aws secretsmanager get-secret-value --secret-id LinkedIn_project_Web_LLC --region $AWS_REGION --profile cherkavi-user

readonly policy

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "VisualEditor0",
            "Effect": "Allow",
            "Action": "secretsmanager:GetSecretValue",
            "Resource": "arn:aws:secretsmanager:*:*:secret:*"
        }
    ]
}

EC2

current_doc_topic="ec2"
cli-doc
faq
console

purchases options

# list ec2, ec2 list, instances list
aws ec2 describe-instances --profile $AWS_PROFILE --region $AWS_REGION --filters Name=tag-key,Values=test
# example
aws ec2 describe-instances --region us-east-1 --filters "Name=tag:Name,Values=ApplicationInstance"
# !!! without --filters will give you not a full list of EC2 !!!

connect to launched instance

INSTANCE_PUBLIC_DNS="ec2-52-29-176.eu-central-1.compute.amazonaws.com"
ssh -i $AWS_KEY_PAIR ubuntu@$INSTANCE_PUBLIC_DNS

reading information about current instance, local ip address, my ip address, connection to current instance, instance reflection, instance metadata, instance description

curl -X GET http://169.254.169.254/latest/meta-data/
curl -X GET http://169.254.169.254/latest/meta-data/iam/security-credentials/
curl -X GET http://169.254.169.254/latest/api/token
# public ip 
curl -X GET http://169.254.169.254/latest/meta-data/public-ipv4

connect to launched instance without ssh

# ssm role should be provided for account
aws ssm start-session --target i-00ac7eee --profile awsstudent --region us-east-1

EBS

current_doc_topic="ebs"
cli-doc
faq

snapshot can be created from one ESB snapshot can be copied to another region volume can be created from snapshot and attached to EC2 ESB --> Snapshot --> copy to region --> Snapshot --> ESB --> attach to EC2

attach new volume

# list volumes
sudo lsblk
sudo fdisk -l
# describe volume from previous command - /dev/xvdf
sudo file -s /dev/xvdf
# !!! new partitions !!! format volume
# sudo mkfs -t xfs /dev/xvdf
# or # sudo mke2fs /dev/xvdf
# attach volume
sudo mkdir /external-drive
sudo mount /dev/xvdf /external-drive

ELB

current_doc_topic="elb"
cli-doc
faq

ELB troubleshooting

# documentation 
current_doc_topic="elb"; cli-doc

Lambda

current_doc_topic="lambda"
cli-doc
faq
console

examples

https://d1.awsstatic.com/whitepapers/architecture/AWS-Serverless-Applications-Lens.pdf

API Gateway, Lambda url, remote invocation url

google-chrome https://"$AWS_REGION".console.aws.amazon.com/apigateway/main/apis?region="$AWS_REGION"
# API -> Stages

Lambda function editor, list of all functions

enter point for created Lambdas

google-chrome "https://"$AWS_REGION".console.aws.amazon.com/lambda/home?region="$AWS_REGION"#/functions"

invoke function from CLI, lambda execution

LAMBDA_NAME="function_name"
# example of lambda execution
aws lambda invoke  \
--profile $AWS_PROFILE --region $AWS_REGION \
--function-name $LAMBDA_NAME \
output.log

# example of lambda execution with payload
aws lambda invoke  \
--profile $AWS_PROFILE --region $AWS_REGION \
--function-name $LAMBDA_NAME \
--payload '{"key1": "value-1"}' \
output.log


# example of asynchronic lambda execution with payload
# !!! with SNS downstream execution !!! 
aws lambda invoke  \
--profile $AWS_PROFILE --region $AWS_REGION \
--function-name $LAMBDA_NAME \
--invocation-type Event \
--payload '{"key1": "value-1"}' \
output.log

IAM->Policies->Create policy

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Sid": "VisualEditor0",
            "Effect": "Allow",
            "Action": "lambda:InvokeFunction",
            "Resource": "arn:aws:lambda:*:*:function:*"
        },
        {
            "Sid": "VisualEditor1",
            "Effect": "Allow",
            "Action": [
                "logs:CreateLogStream",
                "dynamodb:PutItem",
                "dynamodb:GetItem",
                "logs:PutLogEvents"
            ],
            "Resource": [
                "arn:aws:dynamodb:*:*:table/*",
                "arn:aws:logs:eu-central-1:8557202:log-group:/aws/lambda/function-name-1:*"
            ]
        }
    ]
}

lambda logs, check logs

### lambda all logs
google-chrome "https://"$AWS_REGION".console.aws.amazon.com/cloudwatch/home?region="$AWS_REGION"#logs:
### lambda part of logs
google-chrome "https://"$AWS_REGION".console.aws.amazon.com/cloudwatch/home?region="$AWS_REGION"#logStream:group=/aws/lambda/"$LAMBDA_NAME";streamFilter=typeLogStreamPrefix"

development tools

IntellijIDEA
Apex
Python Zappa
AWS SAM
Go SPARTA
aws-serverless-java-container
Chalice ...

IntellijIDEA

install plugin: AWS Toolkit,
right bottom corner - select Region, select Profile

profile must have:

{ "Version": "2012-10-17", "Statement": [ { "Sid": "VisualEditor0", "Effect": "Allow", "Action": [ "iam:ListRoleTags", "iam:GetPolicy", "iam:ListRolePolicies" ], "Resource": [ "arn:aws:iam:::policy/", "arn:aws:iam:::role/" ] }, { "Sid": "VisualEditor1", "Effect": "Allow", "Action": "iam:ListRoles", "Resource": "" }, { "Sid": "VisualEditor2", "Effect": "Allow", "Action": "iam:PassRole", "Resource": "arn:aws:iam:::role/" }, { "Effect": "Allow", "Action": "s3:", "Resource": "*" } ] } ```

New->Project->AWS
create new Python file from template ( my_aws_func.py )

import json
def lambda_handler(event, context):
    return {
        'statusCode': 200,
        'body': json.dumps('Hello from Lambda!')
    }

Create Lambda Function, specify handler: my_aws_func.lambda_handler

aws sam

pip3 install aws-sam-cli

Python Zappa

virtualenv env
source env/bin/activate
# update your settings https://github.com/Miserlou/Zappa#advanced-settings
zappa init
zappa deploy dev
zappa update dev

DynamoDB

current_doc_topic="dynamodb"
cli-doc
faq
console

documentation documentation developer guide

$current_browser https://$AWS_REGION.console.aws.amazon.com/dynamodb/home?region=$AWS_REGION#tables:

# create table from CLI
aws dynamodb create-table \
--table-name my_table \
--attribute-definitions \
  AttributeName=column_id,AttributeType=N \
  AttributeName=column_name,AttributeType=S \
--key-schema \
  AttributeName=column_id,KeyType=HASH \
  AttributeName=column_anme,KeyType=RANGE \
--billing-mode=PAY_PER_REQUEST \
--region=$AWS_REGION

# write item, write into DynamoDB
aws dynamodb put-item \
--table-name my_table \
--item '{"column_1":{"N":1}, "column_2":{"S":"first record"} }'
--region=$AWS_REGION
--return-consumed-capacity TOTAL

# update item 
aws dynamodb put-item \
--table-name my_table \
--key '{"column_1":{"N":1}, "column_2":{"S":"first record"} }'
--update-expression "SET country_name=:new_name"
--expression-attribute-values '{":new_name":{"S":"first"} }'
--region=$AWS_REGION
--return-value ALL_NEW

# select records
aws dynamodb query \
  --table-name my_table \
  --key-condition-expression "column_1 = :id" \
  --expression-attribute-values '{":id":{"N":"1"}}' \
  --region=$AWS_REGION
  --output=table

put_item issue

Type mismatch for key id expected: N actual: S"

key id must be Numeric

{"id": 10003, "id_value":  "cherkavi_value3"}

Route53

current_doc_topic="route53"
cli-doc
faq
console

resource record types

SNS

current_doc_topic="sns"
cli-doc
faq
console


### list of topics
aws sns list-topics --profile $AWS_PROFILE --region $AWS_REGION
#### open browser with sns dashboard
google-chrome "https://"$AWS_REGION".console.aws.amazon.com/sns/v3/home?region="$AWS_REGION"#/topics"

### list of subscriptions
aws sns list-subscriptions-by-topic --profile $AWS_PROFILE --region $AWS_REGION --topic-arn {topic arn from previous command}

### send example via cli
    #--message file://message.txt
aws sns publish  --profile $AWS_PROFILE --region $AWS_REGION \
    --topic-arn "arn:aws:sns:us-west-2:123456789012:my-topic" \
    --message "hello from aws cli"

### send message via web 
google-chrome "https://"$AWS_REGION".console.aws.amazon.com/sns/v3/home?region="$AWS_REGION"#/publish/topic/topics/"$AWS_SNS_TOPIC_ARN

CloudWatch

current_doc_topic="cloudwatch"
cli-doc
faq
console

 Metrics-----\
             +--->Events------>Alarm
  Logs-------/
+----------------------------------+
        dashboards

Kinesis

current_doc_topic="kinesis"
cli-doc
faq
console

kinesis cli

# write record
aws kinesis put-record --stream-name my_kinesis_stream --partition_key "my_partition_key_1" --data "{'first':'1'}"
# describe stream
aws kinesis describe-stream --stream-name my_kinesis_stream 
# get records
aws kinesis get-shard-iterator --stream-name my_kinesis_stream --shard-id "shardId-000000000" --shard-iterator-type TRIM_HORIZON
aws kinesis get-records --shard-iterator

Kinesis Data Generetor

CloudFormation

current_doc_topic="cloudformation"
cli-doc
faq
console

# cloudformation designer web
google-chrome "https://"$AWS_REGION".console.aws.amazon.com/cloudformation/designer/home?region="$AWS_REGION

aws cloudformation describe-stacks --region us-east-1

CloudFormation macros

Security

Security best practices

Visual tools

CloudFormation
CloudCraft
VisualOps
draw.io

DOCUMENTATION

official documentation
whitepapers
interactive documentation example
cli ec2
cli s3
cli sns

Files

aws.md

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