e2e: remove any reference to RHEL 8.8

# Conflicts:
#	.github/workflows/release-vsphere-template.yaml

Author: dkoshkin

.github/workflows/aws-e2e.yaml

@@ -15,21 +15,6 @@ jobs:
       max-parallel: 30
       matrix:
         include:
-          # RHEL 8.8
-          - os: "redhat 8.8"
-            buildConfig: "basic"
-          - os: "redhat 8.8"
-            buildConfig: "fips"
-          - os: "redhat 8.8"
-            buildConfig: "fips-kernel"
-          - os: "redhat 8.8"
-            buildConfig: "nvidia"
-          - os: "redhat 8.8"
-            buildConfig: "offline"
-          - os: "redhat 8.8"
-            buildConfig: "offline-fips"
-          - os: "redhat 8.8"
-            buildConfig: "offline-nvidia"
           #RHEL 8.10
           - os: "redhat 8.10"
             buildConfig: "basic"

.github/workflows/release-ami.yaml

@@ -19,12 +19,6 @@ jobs:
         include:
           - os: "oracle 8.9"
             buildConfig: "fips"
-          - os: "redhat 8.8"
-            buildConfig: "offline"
-          - os: "redhat 8.8"
-            buildConfig: "offline-fips"
-          - os: "redhat 8.8"
-            buildConfig: "fips-kernel"
           - os: "redhat 8.10"
             buildConfig: "offline"
           - os: "redhat 8.10"

.github/workflows/release-vsphere-template.yaml

@@ -13,10 +13,6 @@ jobs:
       max-parallel: 10
       matrix:
         include:
-          - os: "redhat 8.8"
-            buildConfig: "offline"
-          - os: "redhat 8.8"
-            buildConfig: "offline-fips"
           - os: "redhat 8.10"
             buildConfig: "offline"
           - os: "redhat 8.10"

.github/workflows/vsphere-e2e.yaml

@@ -15,10 +15,6 @@ jobs:
       max-parallel: 8
       matrix:
         include:
-        - os: "redhat 8.8"
-          buildConfig: "offline"
-        - os: "redhat 8.8"
-          buildConfig: "offline-fips"
         - os: "redhat 8.10"
           buildConfig: "offline"
         - os: "redhat 8.10"

ansible/molecule/ec2_full/molecule.yml

@@ -43,13 +43,6 @@ platforms:
     instance_type: p2.xlarge
     spot_price: false
     ssh_user: ec2-user
-  - name: konvoyimage-rhel8.4-${USER:-ci}-${HOSTNAME:-local}
-    image_search_name: "RHEL-8.4.0_HVM-*"
-    image_search_owner: "309956199498"
-    region: us-east-1
-    instance_type: p2.xlarge
-    spot_price: false
-    ssh_user: ec2-user
   - name: konvoyimage-ubuntu-20.04-${USER:-ci}-${HOSTNAME:-local}
     image_search_name: "*ubuntu-focal-20.04-amd64-server-*"
     image_search_owner: "099720109477"

ansible/molecule/ec2_gpu/molecule.yml

@@ -26,13 +26,6 @@ platforms:
     instance_type: p2.xlarge
     spot_price: false
     ssh_user: ec2-user
-  - name: konvoyimage-rhel8.4-${USER:-ci}-${HOSTNAME:-local}
-    image_search_name: "RHEL-8.4.0_HVM-*"
-    image_search_owner: "309956199498"
-    region: us-east-1
-    instance_type: p2.xlarge
-    spot_price: false
-    ssh_user: ec2-user
   - name: konvoyimage-flatcar-stable-${USER:-ci}-${HOSTNAME:-local}
     image_search_name: "Flatcar*stable*"
     image_search_owner: "075585003325"

ansible/roles/gpu/tasks/nvidia-gpu-RHEL.yaml

@@ -1,12 +1,4 @@
 ---
-- name: enable RHEL 8 repos
-  shell: subscription-manager repos --enable=rhel-8-for-x86_64-baseos-eus-rpms
-  when:
-    - rhelorg != None or rheluser != None
-    - ansible_distribution_major_version == '8'
-    - ansible_distribution_version is version('8.10', '<')
-
-
 - name: install kernel headers and devel for kernel version on remote detected {{ hostvars[inventory_hostname].ansible_kernel }}
   yum:
     name:

ansible/roles/networking/tasks/main.yaml

@@ -78,26 +78,6 @@
       [keyfile]
       unmanaged-devices=interface-name:cali*;interface-name:tunl*;interface-name:vxlan.calico;interface-name:wireguard.cali
 
-# The NetworkManager bug in RHEL 8.4 (https://bugzilla.redhat.com/show_bug.cgi?id=2007341) adds conflicting entry in route table
-# the conflicting entry hijacks traffic from host to containers.
-# Until the fix is available in upstream RHEL 8.X AMI, configure the nm-cloud-setup to prevent adding conflicting entry in route table in AWS.
-- name: configure NetworkManager-cloud-setup service to disable cloud setup on RHEL 8.x on AWS
-  when:
-    - packer_builder_type.startswith('amazon')
-    - ansible_os_family == "RedHat"
-    - ansible_distribution_major_version == '8'
-  block:
-  - name: ensure /etc/systemd/system/nm-cloud-setup.service.d exists
-    file:
-      path: /etc/systemd/system/nm-cloud-setup.service.d
-      state: directory
-  - name: create drop-in to disable nm-cloud-setup for AWS
-    copy:
-      dest: /etc/systemd/system/nm-cloud-setup.service.d/override.conf
-      content: |
-        [Service]
-        Environment=NM_CLOUD_SETUP_EC2=no
-
 - name: add iptable ALLOW rules for control-plane
   iptables:
     chain: INPUT