In this informative video, we dive into the distinctions between OpenShift IPI (Installer Provisioned Infrastructure) and UPI (User Provisioned Infrastructure) methods in OpenShift 4.13, with a focus on the supported providers. 🔍 Learn the pros and cons of each approach and which one might be the right fit for your OpenShift deployment. 📊 Topics covered: Key differences between IPI and UPI Supported infrastructure providers Installation processes Use cases and scenarios Don't forget to like and subscribe for more OpenShift insights! #OpenShift #IPI #UPI #Infrastructure #Deployment #OpenShift4.13 #Kubernetes #Provisioning #SupportedProviders #IT #Technology #DevOps #ContainerOrchestration #Cloud #DataCenter #RedHat #TechExplained #LearnOpenShift #OpenShiftInstallation #K8s ==================================================================== Gnan Cloud Garage Playlists www.youtube.com/@gnancloudgarage5238/playlists VMware vSphere 7 & VMware vSphere Plus (+) | Data Center Virtualization th-cam.com/play/PLjsBan7CwUQAFA9m2dYEL2FmeRdRiyWBD.html vSphere 7.x - Home lab - Quick Bytes | Data Center Virtualization th-cam.com/play/PLjsBan7CwUQBZi-xYgihJop0psqK6S8sb.html VMware Aria Automation (formerly, vRealize Automation) | Unified Multi-Cloud Management th-cam.com/play/PLjsBan7CwUQDLH426kLQON-iVYWxIGAO1.html Interview Preparation for Technical Consultants, Systems Engineers & Solution Architects th-cam.com/play/PLjsBan7CwUQDEaC0BbothvP7WzY2cKv26.html VMware Tanzu Portfolio | Application Modernization th-cam.com/play/PLjsBan7CwUQCG1MHtPH-JIuvb851h0Luk.html Modern Data Protection Solutions th-cam.com/play/PLjsBan7CwUQCPj4P_a6k8pfTFLzRA-hGy.html VMware NSX 4.x | Network Virtualization th-cam.com/play/PLjsBan7CwUQBJf9uEQ3dE22HquzTllXCd.html Gratitude | Thank you messages th-cam.com/play/PLjsBan7CwUQAl2UeswWq4W-FqK-NisFVH.html Storage, Software-Defined Storage (SDS) th-cam.com/play/PLjsBan7CwUQB9m9W6gvWbr5xD8B4yEf8B.html Zerto, a Hewlett Packard Enterprise (HPE) Company th-cam.com/play/PLjsBan7CwUQBfQjbSbB4SKm_qTm5-tumo.html The Era of Multi-Cloud Services|HPE GreenLake Solutions|Solution Architectures|Solution Designs th-cam.com/play/PLjsBan7CwUQAfGjUuEYr1pYDBtrAmuuW7.html VMware vSphere 8 th-cam.com/play/PLjsBan7CwUQA9G1Fb27v9y6XhwjYgzVUy.html VMware vSAN 8 th-cam.com/play/PLjsBan7CwUQDB-ncpxViZfidlhHX7EhSE.html VMware Cloud Foundation (VCF)+ th-cam.com/play/PLjsBan7CwUQCjzyzI0iZZdf1v01ZLpL9Q.html Gnan Cloud Garage (GCG) - FAQs |Tools |Tech Talks th-cam.com/play/PLjsBan7CwUQABniM-SAP02A0zzvAHq1m_.html VMware Aria Operations (formerly, vROps) th-cam.com/play/PLjsBan7CwUQD5q9xW5E7CD1uXuMnUUsMj.html PowerShell || VMware PowerCLI th-cam.com/play/PLjsBan7CwUQBIkdjpYNxmgZ27mPDNFgeD.html Hewlett Packard Enterprise (HPE) Edge to Cloud Solutions & Services th-cam.com/play/PLjsBan7CwUQDQOuihzMVCLaYVleYyHmdu.html DevOps || DevSecOps th-cam.com/play/PLjsBan7CwUQAFbpZ-rvmDDQxIhps6EN_i.html Red Hat Openshift Container Platform (RH OCP) th-cam.com/play/PLjsBan7CwUQCPmkx2rWj4xuF6LVFV8Fxl.html Windows Server 2022 - Concepts th-cam.com/play/PLjsBan7CwUQBEFXrQ9qdBxixl-uvjLEwY.html Red Hat Enterprise Linux (RHEL) 9 - Concepts th-cam.com/play/PLjsBan7CwUQCKohRN0k4h6-ilHdZQ-PHv.html Microsoft Azure Stack HCI th-cam.com/play/PLjsBan7CwUQD8yrIY-K-6G9yJ39zK_B2o.html NVIDIA AI Enterprise th-cam.com/play/PLjsBan7CwUQCczuCHXDu6WJS8UGVcf1xg.html
Hi, In OpenShift, both private cluster support and proxy support are mechanisms to enhance the security, accessibility, and management of clusters, particularly in restricted or highly regulated environments. Here's a detailed explanation of each: ### Private Cluster Support A private cluster in OpenShift is designed to limit exposure to the public internet, enhancing security by ensuring that communication within the cluster and with critical services is tightly controlled. Here’s what private cluster support entails: 1. Internal Networking: The cluster's API server and other components are only accessible from within a specific, internal network (often a Virtual Private Cloud or VPC), preventing external access unless specifically configured. 2. Control Plane Isolation: The control plane nodes (masters) and worker nodes communicate internally, and access to the control plane is restricted to authorized internal networks. 3. Ingress and Egress Control: - Ingress: Ingress traffic is managed and restricted through internal load balancers or gateways, ensuring that only authorized requests can reach the cluster. - Egress: Egress traffic, or outbound traffic from the cluster, can be controlled to ensure that nodes and pods can only reach approved external services or destinations. 4. Private Endpoints: The OpenShift API server, web console, and other critical endpoints can be configured to use private IP addresses, making them accessible only within the internal network. 5. Network Policies and Firewalls: Strict network policies and firewall rules are implemented to control traffic flow within the cluster and to/from external networks. ### Proxy Support Proxy support in OpenShift involves configuring the cluster to use a proxy server for outbound internet access. This is particularly useful in environments where direct internet access is restricted for security or compliance reasons. Here’s how proxy support works: 1. Proxy Configuration: OpenShift can be configured to route all outgoing traffic through a specified HTTP/HTTPS proxy server. This can be done at the time of cluster installation or post-installation. 2. Environment Variables: Proxy settings are typically specified using environment variables such as `HTTP_PROXY`, `HTTPS_PROXY`, and `NO_PROXY`. - `HTTP_PROXY` and `HTTPS_PROXY` define the proxy server address for HTTP and HTTPS traffic, respectively. - `NO_PROXY` specifies a comma-separated list of destinations that should bypass the proxy (e.g., internal resources, local addresses). 3. Proxy Settings for Cluster Components: Critical components like the OpenShift API server, web console, and various operators and controllers within the cluster can be configured to use the proxy settings. This ensures that they can access external resources (e.g., for updates, image pulls, etc.) through the proxy server. 4. Security and Compliance: Using a proxy server can help in monitoring and controlling outbound traffic, enforcing security policies, and ensuring compliance with organizational or regulatory requirements. ### Benefits of Private Cluster and Proxy Support - Enhanced Security: By limiting exposure to the public internet and controlling traffic flow, both private cluster support and proxy support significantly enhance the security of the OpenShift environment. - Compliance: These features help meet regulatory requirements that mandate restricted internet access and controlled network communication. - Resource Management: Proxy servers can help in managing bandwidth usage and monitoring traffic, providing insights into the cluster’s external communication. - Operational Control: Administrators have greater control over network policies, traffic management, and access control, leading to a more robust and secure infrastructure. ### Configuration Example for Proxy Support Here’s a basic example of how you might configure proxy settings in an OpenShift cluster: 1. Set Environment Variables: export HTTP_PROXY=proxy.example.com:3128 export HTTPS_PROXY=proxy.example.com:3128 export NO_PROXY=localhost,127.0.0.1,.example.com 2. Configure Proxy in Installation Config (install-config.yaml): proxy: httpProxy: proxy.example.com:3128 httpsProxy: proxy.example.com:3128 noProxy: .example.com,localhost,127.0.0.1 3. Apply Proxy Settings to the Cluster: oc set env --from-literal=http_proxy=$HTTP_PROXY --from-literal=https_proxy=$HTTPS_PROXY --from-literal=no_proxy=$NO_PROXY -n openshift These configurations ensure that all OpenShift components use the proxy for outbound connections, enhancing security and compliance. By implementing private cluster support and proxy support, OpenShift administrators can significantly improve the security posture and compliance of their cluster environments.
In this informative video, we dive into the distinctions between OpenShift IPI (Installer Provisioned Infrastructure) and UPI (User Provisioned Infrastructure) methods in OpenShift 4.13, with a focus on the supported providers.
🔍 Learn the pros and cons of each approach and which one might be the right fit for your OpenShift deployment.
📊 Topics covered:
Key differences between IPI and UPI
Supported infrastructure providers
Installation processes
Use cases and scenarios
Don't forget to like and subscribe for more OpenShift insights!
#OpenShift #IPI #UPI #Infrastructure #Deployment #OpenShift4.13 #Kubernetes #Provisioning #SupportedProviders #IT #Technology #DevOps #ContainerOrchestration #Cloud #DataCenter #RedHat #TechExplained #LearnOpenShift #OpenShiftInstallation #K8s
====================================================================
Gnan Cloud Garage Playlists
www.youtube.com/@gnancloudgarage5238/playlists
VMware vSphere 7 & VMware vSphere Plus (+) | Data Center Virtualization
th-cam.com/play/PLjsBan7CwUQAFA9m2dYEL2FmeRdRiyWBD.html
vSphere 7.x - Home lab - Quick Bytes | Data Center Virtualization
th-cam.com/play/PLjsBan7CwUQBZi-xYgihJop0psqK6S8sb.html
VMware Aria Automation (formerly, vRealize Automation) | Unified Multi-Cloud Management
th-cam.com/play/PLjsBan7CwUQDLH426kLQON-iVYWxIGAO1.html
Interview Preparation for Technical Consultants, Systems Engineers & Solution Architects
th-cam.com/play/PLjsBan7CwUQDEaC0BbothvP7WzY2cKv26.html
VMware Tanzu Portfolio | Application Modernization
th-cam.com/play/PLjsBan7CwUQCG1MHtPH-JIuvb851h0Luk.html
Modern Data Protection Solutions
th-cam.com/play/PLjsBan7CwUQCPj4P_a6k8pfTFLzRA-hGy.html
VMware NSX 4.x | Network Virtualization
th-cam.com/play/PLjsBan7CwUQBJf9uEQ3dE22HquzTllXCd.html
Gratitude | Thank you messages
th-cam.com/play/PLjsBan7CwUQAl2UeswWq4W-FqK-NisFVH.html
Storage, Software-Defined Storage (SDS)
th-cam.com/play/PLjsBan7CwUQB9m9W6gvWbr5xD8B4yEf8B.html
Zerto, a Hewlett Packard Enterprise (HPE) Company
th-cam.com/play/PLjsBan7CwUQBfQjbSbB4SKm_qTm5-tumo.html
The Era of Multi-Cloud Services|HPE GreenLake Solutions|Solution Architectures|Solution Designs
th-cam.com/play/PLjsBan7CwUQAfGjUuEYr1pYDBtrAmuuW7.html
VMware vSphere 8
th-cam.com/play/PLjsBan7CwUQA9G1Fb27v9y6XhwjYgzVUy.html
VMware vSAN 8
th-cam.com/play/PLjsBan7CwUQDB-ncpxViZfidlhHX7EhSE.html
VMware Cloud Foundation (VCF)+
th-cam.com/play/PLjsBan7CwUQCjzyzI0iZZdf1v01ZLpL9Q.html
Gnan Cloud Garage (GCG) - FAQs |Tools |Tech Talks
th-cam.com/play/PLjsBan7CwUQABniM-SAP02A0zzvAHq1m_.html
VMware Aria Operations (formerly, vROps)
th-cam.com/play/PLjsBan7CwUQD5q9xW5E7CD1uXuMnUUsMj.html
PowerShell || VMware PowerCLI
th-cam.com/play/PLjsBan7CwUQBIkdjpYNxmgZ27mPDNFgeD.html
Hewlett Packard Enterprise (HPE) Edge to Cloud Solutions & Services
th-cam.com/play/PLjsBan7CwUQDQOuihzMVCLaYVleYyHmdu.html
DevOps || DevSecOps
th-cam.com/play/PLjsBan7CwUQAFbpZ-rvmDDQxIhps6EN_i.html
Red Hat Openshift Container Platform (RH OCP)
th-cam.com/play/PLjsBan7CwUQCPmkx2rWj4xuF6LVFV8Fxl.html
Windows Server 2022 - Concepts
th-cam.com/play/PLjsBan7CwUQBEFXrQ9qdBxixl-uvjLEwY.html
Red Hat Enterprise Linux (RHEL) 9 - Concepts
th-cam.com/play/PLjsBan7CwUQCKohRN0k4h6-ilHdZQ-PHv.html
Microsoft Azure Stack HCI
th-cam.com/play/PLjsBan7CwUQD8yrIY-K-6G9yJ39zK_B2o.html
NVIDIA AI Enterprise
th-cam.com/play/PLjsBan7CwUQCczuCHXDu6WJS8UGVcf1xg.html
Hello Please create video on Openstack and Telco Cloud
Hi Ankit,
Certainly, I plan to do it, but not immediately.
Thank you.
Good one
Thank you
Very informative
Thank you
Hello Sir, Can you please do the video on HA Proxy load balancing.
Hi Sir, Will plan to do it. Thanks
Airgap installation is supported on IPI ....
Yes, it is supported. We can find more information in this reference article
access.redhat.com/solutions/5340071
@@gnancloudgarage Great videos btw, thank you!
Don’t understand what is private cluster support, and what is proxy support? Thx!
Hi,
In OpenShift, both private cluster support and proxy support are mechanisms to enhance the security, accessibility, and management of clusters, particularly in restricted or highly regulated environments. Here's a detailed explanation of each:
### Private Cluster Support
A private cluster in OpenShift is designed to limit exposure to the public internet, enhancing security by ensuring that communication within the cluster and with critical services is tightly controlled. Here’s what private cluster support entails:
1. Internal Networking: The cluster's API server and other components are only accessible from within a specific, internal network (often a Virtual Private Cloud or VPC), preventing external access unless specifically configured.
2. Control Plane Isolation: The control plane nodes (masters) and worker nodes communicate internally, and access to the control plane is restricted to authorized internal networks.
3. Ingress and Egress Control:
- Ingress: Ingress traffic is managed and restricted through internal load balancers or gateways, ensuring that only authorized requests can reach the cluster.
- Egress: Egress traffic, or outbound traffic from the cluster, can be controlled to ensure that nodes and pods can only reach approved external services or destinations.
4. Private Endpoints: The OpenShift API server, web console, and other critical endpoints can be configured to use private IP addresses, making them accessible only within the internal network.
5. Network Policies and Firewalls: Strict network policies and firewall rules are implemented to control traffic flow within the cluster and to/from external networks.
### Proxy Support
Proxy support in OpenShift involves configuring the cluster to use a proxy server for outbound internet access. This is particularly useful in environments where direct internet access is restricted for security or compliance reasons. Here’s how proxy support works:
1. Proxy Configuration: OpenShift can be configured to route all outgoing traffic through a specified HTTP/HTTPS proxy server. This can be done at the time of cluster installation or post-installation.
2. Environment Variables: Proxy settings are typically specified using environment variables such as `HTTP_PROXY`, `HTTPS_PROXY`, and `NO_PROXY`.
- `HTTP_PROXY` and `HTTPS_PROXY` define the proxy server address for HTTP and HTTPS traffic, respectively.
- `NO_PROXY` specifies a comma-separated list of destinations that should bypass the proxy (e.g., internal resources, local addresses).
3. Proxy Settings for Cluster Components: Critical components like the OpenShift API server, web console, and various operators and controllers within the cluster can be configured to use the proxy settings. This ensures that they can access external resources (e.g., for updates, image pulls, etc.) through the proxy server.
4. Security and Compliance: Using a proxy server can help in monitoring and controlling outbound traffic, enforcing security policies, and ensuring compliance with organizational or regulatory requirements.
### Benefits of Private Cluster and Proxy Support
- Enhanced Security: By limiting exposure to the public internet and controlling traffic flow, both private cluster support and proxy support significantly enhance the security of the OpenShift environment.
- Compliance: These features help meet regulatory requirements that mandate restricted internet access and controlled network communication.
- Resource Management: Proxy servers can help in managing bandwidth usage and monitoring traffic, providing insights into the cluster’s external communication.
- Operational Control: Administrators have greater control over network policies, traffic management, and access control, leading to a more robust and secure infrastructure.
### Configuration Example for Proxy Support
Here’s a basic example of how you might configure proxy settings in an OpenShift cluster:
1. Set Environment Variables:
export HTTP_PROXY=proxy.example.com:3128
export HTTPS_PROXY=proxy.example.com:3128
export NO_PROXY=localhost,127.0.0.1,.example.com
2. Configure Proxy in Installation Config (install-config.yaml):
proxy:
httpProxy: proxy.example.com:3128
httpsProxy: proxy.example.com:3128
noProxy: .example.com,localhost,127.0.0.1
3. Apply Proxy Settings to the Cluster:
oc set env --from-literal=http_proxy=$HTTP_PROXY --from-literal=https_proxy=$HTTPS_PROXY --from-literal=no_proxy=$NO_PROXY -n openshift
These configurations ensure that all OpenShift components use the proxy for outbound connections, enhancing security and compliance.
By implementing private cluster support and proxy support, OpenShift administrators can significantly improve the security posture and compliance of their cluster environments.