Amazon Web Services
Timothy Lim
Brunei Geek Meet
6th December 2013
Lightning Talk
What is AWS?
Cloud computing platform
with many different products
Build scalable architectures
Great time saving features
'Cheap'
REFERENCE ARCHITECTURES
Web Application Hosting (source)
VPC - Virtual Private Cloud
Isolated segments of AWS services
Webservers:
public
subnet with Internet access
Databases:
private
subnet with
no
Internet access
VPC - SUBNETS
EC2 - Elastic Compute Cloud
Your (virtual) machine in the cloud
Do/Install what you want
Spin up or spin down EC2 instance based on load
EC2 - Launching an INSTANCE
AMI - image of drive with OS & a root volume
AWS Market has free and paid AMIs for turn key solutions
AWS Market has free and paid AMIs for turn key solutions
EC2 - Instance Types
Not all types available in all regions
(contact Amazon to possibly get other types)
EC2 - Storage
BEWARE: Root volume are
ephemeral (gone when instance shuts down/reboots) if not EBS based
EC2 - SecurITY GRoup
EC2
Different IPs on restart unless you use an
Elastic IP
No internet?
/etc/init.d/networking restart
(or restart instance. not too sure why)
(or restart instance. not too sure why)
EBS - Elastic Block STORE
Basically a hard disk
You will need to format it
C:
/dev/disk0s0
/dev/sda1
Filesystem access
Snapshots
EBS
Mountable on instances in the same availability zone
Create new volume (in new AZ) from snapshot then mount
Amazon S3
Storing data a
ccessible by multiple instances
Objects stored in buckets with
99.999999999% durability
REST/SOAP interface
(no direct filesystem access without 3rd party tools)
(no direct filesystem access without 3rd party tools)
File Versioning
File Encryption
S3 - Bucket Configurations
S3 - Permissions & Versioning
S3 - File Encryption
Folder setting not bucket setting
RDS - Relational DB SErvice
A managed service - auto updated with security patches
MySQL / PostgreSQL / Oracle / MS SQL
RDS - Backup & Restore
Point in Time Restores!
SES - Simple Email Service
Amazon SES helps give emails a lower spam rating
Statistics of : (1) Successful delivery attempts
(2) Rejected messages (
3) Bounces (
4) Complaints
Initial 10,000 daily quota limit (rolling quota)
Limited maximum sending rate per second
(ask Amazon for more quota)
(ask Amazon for more quota)
CLOUDWATCH
Monitoring -
used for alerting / auto scaling
OTHER CONSIDERATIONS
Regions &
Availability Zones
SDK can help automate things
Practically every little thing is chargeable
AWS Free Tier Usage for 1 year on signing up
AWSome day