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Improvements to acm sno o11y setup guide.

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James Blair
2024-01-17 15:04:45 +13:00
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commit 9491e5b080
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2024-01-09-openshift-acm-sno-o11y/README.org
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@ -4,7 +4,7 @@
* Introduction
This document captures the environment setup steps for a ~30 minute live demo of the [[https://www.redhat.com/en/technologies/management/advanced-cluster-management][Red Hat Advanced Cluster Management]] observability feature for [[https://www.redhat.com/en/technologies/cloud-computing/openshift][Openshift]].
This document captures the environment setup steps for a ~30 minute live demo of the [[https://www.redhat.com/en/technologies/management/advanced-cluster-management][Red Hat Advanced Cluster Management]] observability feature for [[https://www.redhat.com/en/technologies/cloud-computing/openshift][OpenShift]].
* Pre-requisites
@ -43,31 +43,33 @@ With our aws credentials working let's move on to deploying the hub and single n
** 3.1 Download installer tools
Our first step will be to ensure we have the ~openshift-install~ cli tool. We can download it as follows:
Our first step will be to ensure we have an up to date version of the ~openshift-install~ cli tool. We can download it as follows:
#+begin_src tmux
# Download the installer
wget "https://mirror.openshift.com/pub/openshift-v4/$(uname -m)/clients/ocp/stable/openshift-install-linux.tar.gz"
# Extract the archive
tar xf openshift-install-linux.tar.gz
tar xf openshift-install-linux.tar.gz openshift-install && rm openshift-install-linux.tar.gz*
#+end_src
** 3.2 Obtain install pull secret
Next we have a manual step to login to the Red Hat Hybrid Cloud Console and obtain our **Pull Secret** which will be required for our installation configuration.
Next we have a manual step to login to the Red Hat Hybrid Cloud Console and obtain our *Pull Secret* which will be required for our installation configuration.
Open the [[https://console.redhat.com/openshift/create/local][Console]] and click **Download pull secret**. This will download a file called ~pull-secret.txt~ which will be used later on.
Open the [[https://console.redhat.com/openshift/create/local][Console]] and click *Download pull secret*. This will download a file called ~pull-secret.txt~ which will be used later on.
Once the file downloads ensure it is copied or moved to the directory you will be running the remaining commands on this guide from.
** 3.3 Create ssh key
For access to our soon to be created clusters we need an ssh key, let's generate those now via ~ssh-keygen~.
For access to our soon to be created cluster nodes we need an ssh key, let's generate those now via ~ssh-keygen~.
#+begin_src tmux
ssh-keygen -t rsa -b 4096 -f ~/.ssh/hubkey -q -N ""
ssh-keygen -t rsa -b 4096 -f ~/.ssh/snokey -q -N ""
ssh-keygen -t rsa -b 4096 -f ~/.ssh/hubkey -q -N "" <<< y
ssh-keygen -t rsa -b 4096 -f ~/.ssh/snokey -q -N "" <<< y
#+end_src
@ -79,13 +81,13 @@ Once our install tooling is available let's kick off the installation of our hub
cat << EOF > hub/install-config.yaml
additionalTrustBundlePolicy: Proxyonly
apiVersion: v1
baseDomain: $(aws route53 list-hosted-zones | jq '.HostedZones[].Name' -r | sed 's/.$//')
baseDomain: $(aws route53 list-hosted-zones | jq '.HostedZones[0].Name' -r | sed 's/.$//')
compute:
- architecture: amd64
hyperthreading: Enabled
name: worker
platform: {}
replicas: 3
replicas: 0
controlPlane:
architecture: amd64
hyperthreading: Enabled
@ -110,13 +112,11 @@ platform:
publish: External
pullSecret: |
$(cat pull-secret.txt)
sshKey: |
$(cat ~/.ssh/hubkey.pub)
EOF
#+end_src
Once the configuration file is created we can kick off the install with ~openshift-install~ as follows:
Once the configuration file is created we can kick off the install with ~openshift-install~ as follows. The install process will generally take about half an hour.
#+begin_src tmux
./openshift-install create cluster --dir hub --log-level info
@ -131,7 +131,7 @@ We can run our single node openshift cluster install at the same time in a separ
cat << EOF > sno/install-config.yaml
additionalTrustBundlePolicy: Proxyonly
apiVersion: v1
baseDomain: $(aws route53 list-hosted-zones | jq '.HostedZones[].Name' -r | sed 's/.$//')
baseDomain: $(aws route53 list-hosted-zones | jq '.HostedZones[0].Name' -r | sed 's/.$//')
compute:
- architecture: amd64
hyperthreading: Enabled
@ -162,12 +162,10 @@ platform:
publish: External
pullSecret: |
$(cat pull-secret.txt)
sshKey: |
$(cat ~/.ssh/snokey.pub)
EOF
#+end_src
Once the configuration file is created we can kick off the install with ~openshift-install~ as follows:
Once the configuration file is created we can kick off the install with ~openshift-install~ as follows. The install process will generally take about half an hour.
#+begin_src tmux
./openshift-install create cluster --dir sno --log-level info
@ -176,7 +174,7 @@ Once the configuration file is created we can kick off the install with ~openshi
* 4 - Install advanced cluster management
To make use of the Red Hat Advanced Cluster Management Observability feature we need to first install advanced cluster management on our hub cluster via the acm operator.
To make use of the Red Hat Advanced Cluster Management Observability feature we need to first install [[https://www.redhat.com/en/technologies/management/advanced-cluster-management][Advanced Cluster Management]] on our hub cluster via the acm operator.
Let's get started by creating an ~OperatorGroup~ and ~Subscription~ which will install the operator.