160-crossplane-monitoring.sh

# Source: TODO:

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# TODO: #
# TODO: #
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# Additional Info:
# - Production-Ready Kubernetes Clusters Using Crossplane Compositions: https://youtu.be/uMC2QQfMctg
# - How To Shift Left Infrastructure Management Using Crossplane Compositions: https://youtu.be/AtbS1u2j7po
# - How To Package And Distribute Crossplane Compositions As Container Images: https://youtu.be/i7MFiInJV8c
# - How To Apply GitOps To Everything - Combining Argo CD And Crossplane: https://youtu.be/yrj4lmScKHQ

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# Setup #
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# Create a Kubernetes cluster with an Ingress

# If not using Rancher Desktop, replace `127.0.0.1` with the base host accessible through NGINX Ingress
export INGRESS_HOST=127.0.0.1

git clone https://github.com/vfarcic/devops-toolkit-crossplane

cd devops-toolkit-crossplane

kubectl create namespace monitoring

# Edit `host` values in `examples/monitoring/prometheus-no-claim.yaml`

####################
# Setup Crossplane #
####################

helm repo add crossplane-stable \
    https://charts.crossplane.io/stable

helm repo update

helm upgrade --install \
    crossplane crossplane-stable/crossplane \
    --namespace crossplane-system \
    --create-namespace \
    --wait

kubectl apply \
    --filename crossplane-config/provider-helm-incluster.yaml

kubectl apply \
    --filename crossplane-config/config-monitoring.yaml

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# TODO: #
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cat examples/monitoring/prom-loki.yaml

kubectl --namespace monitoring apply \
    --filename examples/monitoring/prom-loki.yaml

kubectl --namespace monitoring \
    get monitoringclaims

kubectl --namespace monitoring \
    get all,ingresses,configmaps,secrets

echo "http://monitor.$INGRESS_HOST.nip.io"

# Open it in a browser

echo "http://alert.$INGRESS_HOST.nip.io"

# Open it in a browser

echo "http://dashboard.$INGRESS_HOST.nip.io"

# Open it in a browser

kubectl --namespace monitoring \
    get secret monitoring-grafana \
    --output jsonpath="{.data.admin-password}" \
    | base64 --decode

# User: admin; Password: the output from the previous command

ls -1 packages/monitoring/

cat packages/monitoring/prom-loki.yaml

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# Destroy #
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# Destroy or reset the cluster