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When networks meets apps (open stack atlanta)
The document discusses the integration of networking and applications, emphasizing the changes brought by software-defined technologies and automation. It covers key components like load balancing, security, and orchestration using tools like OpenStack's Heat and TOSCA, presenting real-life scenarios and future work in the field. The presentation also highlights ongoing collaborations to enhance application and network management through improved policies and scalability features.
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When networks meets apps (open stack atlanta)
- 1. When Network MeetsApps! Putting networking and application together Nati Shalom GigaSpaces @natishalom Samuel Bercovici Radware @samuelbercovici
- 2. Agenda • Overview ofNetworking and Apps • What’s Changed? • Putting Networking and Apps by Example • Future Work
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- 5. Zoom into aTier Server (Physical/VM) Operating System (RHEL 6.5 64bits) Database System (MySQL) Schema (Word-press) IP Address IP Address TCP Port
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- 10. Web Tier Middle Tier DB Tier Layer 3 Services •Subnet • GW • IPAM – DHCP • DNS • Subnet • GW • IPAM – DHCP • DNS • Subnet • GW • IPAM – DHCP • DNS
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- 13. Web Tier Middle Tier DB Tier Security, Availability &Scalability SLB SLB SLB FW
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- 15. Expertise & Responsibilities •Network / Security Manager – Network (L2, L3) – Network Services (Router, NAT, DHCP, DNS, LB) – Network Security (FW, VPN) • IT / Application Manager – Server – Operating System – Software Stack – Application Artifacts – Server’s Security
- 16. Load Balancer -Management • Network based – L2 and L3 – L4 Load balancing • Application based – Cookie based, L7 Content Switching, L7 Content Modifications, etc. Network Manager Network Manager ? Application Manager ?
- 17. What’s Changed? Everything isSoftware Defined
- 18. We Can AutomateEverything.. Orchestration Networking Compute
- 19. Neutron/Nova APIs • Layer2 networks • Layer 3 subnets – IP address management – DHCP based – Router / gateway / NAT • Port • Security groups • Floating IP • Layer 4-7 Services – Load balancing – VPN – Firewall
- 20. Putting Network andApps Together by Example HEAT •OpenStack Orchestration TOSCA •Topology •Orchestration •Specification of •Cloud •Application
- 21. Apache Server DBServer Apache Wordpress MySQL WordPress Simple Example • App Network • App Subnet • App Port • Security Group • Apache Floating IP • Router Gateway • Data Network • Data Subnet • Data Port • Security Group Router
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- 25. Apache Server DBServer NodeJS NodeCeller MongoDB TOSCA (Like) Example • App Network • App Subnet • App Port • Security Group • Apache Floating IP • Router Gateway • Data Network • Data Subnet • Data Port • Security Group Router Monitoring, Logging CI
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- 30. Scalability & Availability Router L3 Tenant1Network Tenant1 Project VIP1 Management Network Web VM 3 VIP1VIP1 Alteon VA Project VM 4 VM 5
- 31. AutoScaling - HeatTemplate • web_server_group - OS::Heat::AutoScalingGroup • web_server_scaleup_policy - OS::Heat::ScalingPolicy • web_server_scaledown_policy - OS::Heat::ScalingPolicy • cpu_alarm_high - OS::Ceilometer::Alarm • cpu_alarm_low - OS::Ceilometer::Alarm • monitor - OS::Neutron::HealthMonitor • pool - OS::Neutron::Pool • lb - OS::Neutron::LoadBalancer
- 32. So far sogood, but...
- 33. Considering Real LifeScenarios Continuous Availability Across AZ’s and Regions – Adding Affinity Rules for Compute, Storage – Auto-Scaling, etc. Continuous Deployment – Updating policies and workflow – Creating new deployments every day
- 34. Real Life Example (HP Print) •30 HP Helion Public Cloud accounts • 500+compute instances • 1400 Peak deployments per day • 100+compute instances per management cluster • 100xdevelopers doing deployments in a consistent fashion • <2HMove from HP Helion Public Cloud tenant to a fully provisioned and deployed service
- 35. Networking and Appsin Real Life...
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- 37. Putting TOSCA and HEAT Closer.. •TOSCA HEAT Translator Project (IBM, GigaSpaces, Huawei, Vnomic ..) • TOSCA enablement in Heat Juno • Integrating Cloudify and Heat
- 38. Group Based Policies • Addressing Network Requirements fromthe application perspective • Delegation of Responsibilities
- 39. References • Examples (Stepby Step Guide) – Heat Example – TOSCA (like) Example • TOSCA Translator Project – Git Project • OpenStack Heat Project • Cloudify – getcloudify.org • Radware Load Balancing as a Service • Group Based Policies – GPB • AutoScaling Policies – Heat Template