Emergency scripts for Katacoda

steps.sh

#!/bin/bash

# Usage: Remember the last step number you were working on Katacoda and 
# if you're stuck you can reset the env by pressing the "shut down" button
# then refresh and:
# * set your Datadog API key below
# * set your Datadog APP key if you were after step 16 as well
# * paste all the commands up to the step you were at before

# FIRST SET YOUR API KEY (AND APP KEY)
export DD_API_KEY=<your-api-key>
export DD_APP_KEY=<YOUR_APP_KEY>

# step 1
# step 2
# step 3
kubectl create secret generic datadog-api-key --from-literal=token=$DD_API_KEY
kubectl create secret generic datadog-auth-token --from-literal=token=$(openssl rand -hex 16)
# step 4
kubectl apply -f assets/02-datadog-agent
# step 5
# step 6
kubectl patch daemonset datadog-agent --patch "$(cat assets/04-datadog-agent-everywhere/tolerate-all.patch.yaml)"
# step 7
# step 8
kubectl apply -f assets/07-datadog-ksm
# step 9
kubectl patch daemonset datadog-agent --patch "$(cat assets/08-datadog-logs/enable-logs.patch.yaml)"
# step 10
kubectl patch daemonset datadog-agent --patch "$(cat assets/08-datadog-logs/rolling-update.patch.yaml)"
# step 11
kubectl apply -f assets/10-live-tail/log-a-lot.yaml
kubectl scale deployment log-a-lot --replicas 30
kubectl scale deployment log-a-lot --replicas 1
# step 12
# step 13
kubectl apply -f assets/10c-deploy-cluster-agent/cluster-agent-manifests
kubectl patch daemonset datadog-agent --patch "$(cat assets/10c-deploy-cluster-agent/enable-dca.patch.yaml)"
# step 14
# step 15
# step 16
kubectl apply -f assets/11-control-plane/static-pods-discovery.yaml
curl -s -o /dev/null -X POST -H "Content-type: application/json" \
-d @assets/11-control-plane/control_plane_json.json \
"https://api.datadoghq.com/api/v1/dashboard?api_key=${DD_API_KEY}&application_key=${DD_APP_KEY}"
# step 17
kubectl -n kube-system patch daemonset kube-proxy --patch "$(cat assets/12-kube-proxy/datadog-autodiscovery.patch.yaml)"
# step 18
# step 19
kubectl apply -f assets/14-audit-logs/configmap.yaml
kubectl patch daemonset datadog-agent --patch "$(cat assets/14-audit-logs/patch-daemonset-audit-logs.yaml)"
# step 20
# step 21
# here you'd need to go through the datadog audit logs setup
# step 22
# step 23
# step 24
kubectl apply -f assets/apps/manifests/
# step 25
kubectl patch deployment espresso --patch="$(cat assets/apps/fixes/espresso-fix.yaml)"
# step 26
kubectl patch deployment macchiato --patch="$(cat assets/apps/fixes/macchiato-fix.yaml)"
# step 27
kubectl patch deployment pod-probes --patch="$(cat assets/apps/fixes/pod-probes-liveness-fix.yaml)"
# step 28
kubectl patch deployment pod-probes --patch="$(cat assets/apps/fixes/pod-probes-readiness-fix.yaml)"
# step 29
kubectl patch cronjob americano-job --patch="$(cat assets/apps/fixes/americano-fix.yaml)"
# step 30
kubectl patch clusterroles pod-lister --patch="$(cat assets/apps/fixes/rbac-fix.yaml)"
# step 31
kubectl patch deployment pod-lister --patch="$(cat assets/apps/fixes/pod-lister-fix.yaml)"
# step 32
# step 33
# step 34