Data Center
Instructions to install in on-prem data centre
Infrastructure Requirements
Minimal Installation:
You need a system with a minimum of 16 CPUs and 32GB RAM.
If running a multi-node cluster, ensure the network reachability between the nodes.
Software Prerequisites
Installation of Obsrv requires the following CLI tools as prerequisites. Please note that the following instructions for installing the prerequisites are provided only for Linux based operating systems. Please follow the instructions for the specific tools depending upon your operating system.
MinIO
Obsrv Installation requires an Object Store for backups, checkpointing and to store other configurations. We have tested our installations with MinIO, and is the recommended one for quick setup. Follow the instructions from https://min.io/download to install.
Helm
Helm version 3.10.2 or later
curl https://get.helm.sh/helm-v3.10.2-linux-amd64.tar.gz -o helm.tar.gz && tar -zxvf helm.tar.gz && sudo mv linux-amd64/helm /usr/local/bin/
Download from here - https://helm.sh/docs/intro/install/
Addons
Ensure LoadBalancer is available. For example on a a local setup add-ons such as
metallb
can be enabled and configured. Following is a sample for minikubeminikube addons enable metallb minikube addons configure metallb
Ensure metrics is enabled. Following is a sample for minikube
minikube addons enable metrics-server
Installation Steps:
Clone the
obsrv-automation
repository:git clone https://github.com/Sanketika-Obsrv/obsrv-automation.git
Navigate to the setup directory:
cd ./obsrv-automation/terraform/modules/helm/unified-helm
Update the following values in
obsrv/values.yaml
to reflect your MinIO environment.cloud-storage-provider: &global-cloud-storage-provider "s3" cloud-storage-region: &global-cloud-storage-region "<MINIO_REGION>" s3_bucket: &global-s3-bucket "<MINIO_BUCKET>" s3_access_key: &global-s3-access-key "<MINIO_ACCESS_KEY>" s3_secret_key: &global-s3-secret-access-key "<MINIO_SECRET_KEY>" region: &global-region "<MINIO_REGION>" s3_endpoint_url: &global-s3-endpoint-url "<MINIO_ENDPOINT_URL>" s3_path_style_access: &global-s3-path-style-access "true"
Export the KUBECONFIG environment variable with for your cluster. For example the below command is to set to its default path
export KUBECONFIG=~/.kube/kubeconfig.yaml
First create the CRD’s that are required to install Obsrv
kubectl create -f ./crds/
Run the below command to install the services. The following command may fail a couple of times due to timeouts while downloading the images. Run the same command for a couple of times incase of any errors for the installation to be successful
helm upgrade --install obsrv obsrv --namespace obsrv --create-namespace --atomic --debug --timeout 3600s
Upgrade Steps:
Take latest code from
obsrv-automation
repositorycd ./obsrv-automation git pull cd ./terraform/modules/helm/unified-helm
Ensure all the configuration configured during the installation is properly updated in all places.
Run the helm upgrade the cluster to the latest versions.
helm upgrade --install obsrv obsrv --namespace obsrv --create-namespace --atomic --debug --timeout 3600s
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