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Course Outline
1. Introduction to OpenStack
- The evolution of cloud computing and OpenStack
- Key cloud characteristics
- Cloud deployment models
- Private, public, and hybrid environments
- On-premise, IaaS, PaaS, and SaaS
- Public and private cloud implementations utilizing OpenStack
- Open source versus commercial OpenStack distributions
- OpenStack deployment strategies
- The OpenStack ecosystem
- Modules
- Foundational tools
- Integrations
- The OpenStack lifecycle
- OpenStack certification
- OpenStack lab environment (VM) dedicated to this course
2. Managing OpenStack Clouds in Practice
- Understanding OpenStack fundamentals
- Core OpenStack components (Keystone, Glance, Nova, Neutron, Cinder, Heat)
- Interacting with the OpenStack cloud
- OpenStack daemons and API communication workflows
- Keystone – Identity Management Service
- Management of domains, projects, users, and roles
- Service catalogue and endpoint configuration
- Configuration of CLI clients using Openrc and clouds.yaml files
- Creation of users and projects
- Glance – Image Service
- Cloud-optimized images
- Image attributes (properties, metadata, format, container)
- Image upload and download procedures
- Neutron – Networking
- Overview of Neutron's architecture
- ML2 plugins for Neutron
- Essential Neutron network resource types
- Networking operations at the Compute Node
- Administration of tenant networks and subnets
- East-West routing
- Management of external/provider networks
- North-South routing
- Administration of Floating IPs
- Configuration of security groups and rules
- Anti-spoofing measures and port security
- Networking quotas
- Validation of Neutron services
- Nova – Compute Service
- Nova architecture
- Hypervisor interfaces
- Keypair management
- Flavour management
- Instance parameter configuration
- Instance creation
- Instance administration
- Assignment of floating IPs
- Use of interactive console and console logs
- Security group assignments
- Accessing instances via the metadata namespace
- Monitoring instance interfaces using tcpdump
- Live-migration of VMs
- Cinder – Block Storage
- Volume parameters
- Volume creation
- Volume management
- Attaching volumes to Nova instances
3. In-depth Analysis of Neutron and its OVN Backend
- OVN architecture
- OVN components
- Comparing ML2 OVN and OvS drivers
- Top-down OVN networking approach
- OpenStack logic (Neutron database)
- Northbound database
- Southbound database
- Logical datapath pipelines
- Logical flows
- OpenFlow flows
- Neutron networks and OVN logical switches
- Logical ports and their classifications
- Switching flows
- Neutron routers and OVN logical routers
- NAT types
- Routing flows
- Neutron subnets and native DHCP
- DHCP flows
- Security groups within OVN
- ACLs and Port Groups
- Security group flows
- Port security in OVN
- Overview of OVN Northbound tables
- Information flow within OVN
- Neutron DB, OVN NB and SB DB, and OpenFlow at OvS
- Logical flow tracing
- Defining microflows
- L2 tracing
- L3 tracing
- DHCP tracing
- Physical flows via OpenFlow
- Lifecycle of VM-originated packets
- Physical tracing
- Tracing hypothetical packets
- Tracing actual packets
- Displaying Open vSwitch database and resources
Requirements
- Profound networking knowledge
- Foundational understanding of the cloud computing paradigm
- Hands-on experience in administering Linux operating systems
21 Hours
Testimonials (1)
communication, knowledge from experience, solve problems,
