Hybrid Cloud for Developers : Develop and Deploy Cost-Effective Applications on the AWS and OpenStack Platforms with Ease.
- 1st ed.
- 1 online resource (273 pages)
Cover -- Title Page -- Copyright and Credits -- Dedication -- Packt Upsell -- Contributors -- Table of Contents -- Preface -- Chapter 1: Introducing Hybrid Clouds -- Understanding hybrid clouds -- What is cloud computing? -- Software as a Service -- Platform as a Service -- Infrastructure as a Service -- Characteristics of a cloud -- Types of cloud -- Private cloud -- Public cloud -- Technologies used by cloud providers -- Introducing hybrid cloud -- Hybrid cloud architecture -- Hybrid cloud using OpenStack and AWS/Azure/GCP -- What qualifies as a hybrid cloud? -- Cloud bursting in a hybrid cloud -- Advantages of using hybrid cloud -- Cost savings -- Flexibility -- Speed -- Portability -- Security -- Factors to consider before moving to a hybrid cloud -- Understanding DevOps methodology -- Collaboration -- Automation -- Continuous integration -- Continuous testing -- Summary -- Chapter 2: Exploring AWS Cloud -- Introducing AWS Cloud -- Amazon Web Service features -- Creating an AWS account -- Amazon EC2 -- AMI -- EC2 instance types -- EC2 instance IP addressing -- EC2 instance security groups -- Launching an EC2 instance from the web console -- Amazon EBS -- Creating an AWS EBS volume -- Snapshot of EBS volumes -- Amazon S3 -- S3 bucket properties -- Creating an S3 bucket using the AWS console -- Uploading/downloading files to and from an S3 bucket -- Using the AWS command-line interface -- Using HTTP GET method or wget -- Using AWS S3 API -- Using the AWS console -- Amazon VPC -- Creating an AWS VPC -- VPC configurations -- Scenario 1 - VPC with public subnet only -- Scenario 2 - VPC with public and private subnet -- Scenario 3 - VPC with public and private subnet and VPN connectivity -- Scenario 4 - VPC with private subnet only and VPN connectivity -- VPC peering -- Summary -- Chapter 3: Exploring OpenStack Private Cloud. Introducing OpenStack -- OpenStack architecture -- Installing OpenStack -- NOVA - OpenStack Compute Service -- Neutron - OpenStack Networking Service -- Tenant networks -- Provider networks -- Glance - OpenStack Imaging Service -- Cinder - OpenStack Block Storage Service -- Keystone - OpenStack Identity Service -- Horizon - OpenStack Dashboard Service -- Heat - OpenStack Orchestration Service -- Ironic - OpenStack bare metal provisioning -- OpenStack workflow - launching a new virtual machine -- Summary -- Chapter 4: Developing AWS Cloud Applications -- Technical requirements -- AWS - Software Development Kit (SDK) -- Setting up an AWS development environment on Visual Studio -- Setting up a Unix development environment for Python -- Developing Amazon S3 applications - Windows -- Creating an S3 bucket -- Listing S3 buckets -- Uploading files to the S3 bucket -- Downloading files from the S3 bucket -- Listing files in an S3 bucket -- Deleting a file in an S3 bucket -- Developing AWS S3 applications - Unix -- Creating a bucket -- Uploading files to S3 -- Listing S3 buckets -- Downloading files from the S3 bucket -- Deleting objects/files from a bucket -- Deleting a bucket -- Developing Amazon EC2 applications - Windows -- Launching an EC2 instance -- Checking the state of your EC2 instance -- Connecting to the instance -- Terminating the EC2 instance -- Developing Amazon EC2 applications - Unix -- Launching an EC2 instance in Python -- Listing EC2 instances in Python -- Terminating an EC2 instance in Python -- Developing Amazon RDS applications - Windows -- DB Instance and instance classes -- Creating an RDS instance -- Listing the RDS database instances -- Connecting to the database instance -- Deleting the RDS database instance -- Developing Amazon RDS applications - Unix -- Creating an RDS instance -- Listing the database instances. Connecting to the database instance -- Deleting the RDS database instance -- Developing Amazon SNS applications - Windows -- Creating a topic -- Subscribing to a topic -- Publishing messages -- Deleting the topic -- Developing Amazon SNS applications - Unix -- Creating a topic -- Subscribing to a topic -- Publishing a message -- Deleting a topic -- Developing Amazon SQS applications - Windows -- Creating an SQS queue -- Listing the available queues -- Sending a message to the queue -- Receiving a message from the queue -- Deleting a message from the queue -- Developing Amazon SQS applications - Unix -- Creating an SQS queue -- Sending a message to the queue -- Receiving a message from the queue -- Deleting messages from the queue -- Amazon CloudFormation service -- How CloudFormation works -- A CloudFormation template -- Executing the CloudFormation template -- Summary -- Chapter 5: Developing OpenStack Applications -- Technical requirements -- Introduction to OpenStack SDK -- Go -- Java -- JavaScript -- .NET -- PHP -- Ruby -- C -- C++ -- Perl -- Python -- Creating an application development environment for OpenStack -- Writing your first OpenStack application -- Developing OpenStack image service applications -- Listing images -- Downloading a VM image -- Uploading an image -- Deleting the image -- Developing OpenStack compute applications -- Listing nova networks -- Creating an SSH key-pair -- Launching a VM -- Starting a VM -- Stopping a VM -- Rebooting a VM -- Pausing a VM -- Unpausing a VM -- Creating an image from a VM -- IP address -- Adding a fixed IP address -- Removing a fixed IP address -- Adding a floating IP address -- Removing a floating IP address -- Security groups -- Adding a security group to a VM -- Removing a security group from a VM -- Listing security groups -- Flavors -- Listing flavors -- Creating a flavor -- Deleting a flavor. Developing OpenStack networking applications -- Networks -- Creating a network/subnet -- Listing networks -- Listing subnets -- Listing ports -- Listing routers -- Listing network agents -- Deleting a network -- Creating a security group -- Developing OpenStack Identity Service applications -- User management -- Creating a user -- Deleting a user -- Updating a user -- Finding a user -- Roles -- Creating a role -- Updating a role -- Deleting a role -- Projects -- Creating a project -- Updating a project -- Deleting a project -- Developing block storage applications -- Volumes -- Creating a volume -- Deleting a volume -- Volume snapshots -- Creating a snapshot -- Deleting a snapshot -- Developing HEAT orchestration templates -- Summary -- Chapter 6: Cloud Migration -- Choosing the right cloud provider -- Setting up a hybrid cloud environment -- Cloud migration -- Application migration strategies -- Rehosting -- Replatforming -- Repurchasing -- Refactoring -- Retiring -- AWS migration tools -- AWS Migration Hub -- AWS Application Discovery Service -- AWS Server Migration Service -- AWS Database Migration Service -- AWS S3 Transfer Acceleration -- AWS Snowball -- AWS Snowmobile -- AWS Direct Connect -- AWS Kinesis Firehouse -- Migrating a VM to AWS -- Migrating from AWS to OpenStack -- Benefits of cloud migration -- Risks of cloud migration -- Cost benefits of cloud migration -- Summary -- Chapter 7: Hybrid Cloud Best Practices -- Hybrid cloud strategy best practices -- Pluggable architecture -- AWS root account -- Security group rules -- Data backup -- High availability -- Cloud monitoring -- Cloud automation -- Cloud orchestration -- Co-locating data and application tiers -- Scaling -- Vertical scaling -- Horizontal scaling -- Legacy applications -- Resource utilization and costs -- Centralized cloud management -- Designing for failure -- Caching. Retry operation -- Limiting requests -- Error reporting -- Application decoupling -- Continuous delivery and integration -- Deploying the application at multiple locations -- Developing the application locally or in the cloud -- Summary -- Chapter 8: Monitoring and Troubleshooting Hybrid Cloud -- Troubleshooting OpenStack -- Linux troubleshooting and monitoring tools -- Troubleshooting the OpenStack Identity service -- Authentication issues -- Keystone service issues -- Keystone database issues -- Troubleshooting the OpenStack Image service -- Glance service issues -- Glance database issues -- Troubleshooting the Networking service -- IP address allocation to the VM -- Unable to ping to VM -- VM cannot reach the external network -- Troubleshooting the Compute service -- Database issues -- Instance issues -- Volume issues -- Troubleshooting the Block Storage service -- Common issues -- Troubleshooting the Object Storage service -- Swift authentication -- Troubleshooting the Orchestration service -- Service errors -- Stack errors -- Troubleshooting AWS -- AWS Direct Connect -- EC2 instance issues -- Instance connection issues -- Empty console output -- SSH key issues -- EBS volume issues -- Volume stuck in Attaching state -- Volume in Error state -- Volume snapshot in Pending state -- S3 object store issues -- Troubleshooting OpenVPN issues -- OpenVPN log files -- VPN connection issues -- Authentication issues -- Starting and stopping OpenVPN -- Summary -- Chapter 9 : Hybrid Cloud Security -- Hybrid cloud security threats -- Lack of encryption -- User symmetric key encryption -- Encrypting data before uploading to the cloud -- Protecting data at rest and in transit with a cloud access security broker -- Using a reliable VPN connection -- Using SSH -- Key management -- Lack of compliance -- Lack of data backup and replication. Unsecure application APIs.
Organizations have started to adapt to hybrid cloud solutions in order to leverage advantages such as untested workloads, cloud-bursting, cloud service brokering, and more. The major goal of this book is to help developers maximize their existing skills and overcome the complexities of developing flexible and unified apps on the cloud.
9781788833844
Amazon Web Services (Firm). Cloud computing. Application software-Development.