deployment.sh

#!/usr/bin/env bash

################################################################################
### Script deploying the Observ-K8s environment
### Parameters:
### Clustern name: name of your k8s cluster
### dttoken: Dynatrace api token with ingest metrics and otlp ingest scope
### dturl : url of your DT tenant wihtout any / at the end for example: https://dedede.live.dynatrace.com
################################################################################


### Pre-flight checks for dependencies
if ! command -v jq >/dev/null 2>&1; then
    echo "Please install jq before continuing"
    exit 1
fi

if ! command -v git >/dev/null 2>&1; then
    echo "Please install git before continuing"
    exit 1
fi


if ! command -v helm >/dev/null 2>&1; then
    echo "Please install helm before continuing"
    exit 1
fi

if ! command -v kubectl >/dev/null 2>&1; then
    echo "Please install kubectl before continuing"
    exit 1
fi
echo "parsing arguments"
while [ $# -gt 0 ]; do
  case "$1" in
   --dtoperatortoken)
          DTOPERATORTOKEN="$2"
         shift 2
          ;;
       --dtingesttoken)
          DTTOKEN="$2"
         shift 2
          ;;
       --dturl)
          DTURL="$2"
         shift 2
          ;;
       --clustername)
         CLUSTERNAME="$2"
         shift 2
         ;;

  *)
    echo "Warning: skipping unsupported option: $1"
    shift
    ;;
  esac
done
echo "Checking arguments"
 if [ -z "$CLUSTERNAME" ]; then
   echo "Error: clustername not set!"
   exit 1
 fi
 if [ -z "$DTURL" ]; then
   echo "Error: Dt url not set!"
   exit 1
 fi

 if [ -z "$DTTOKEN" ]; then
   echo "Error: Data ingest api-token not set!"
   exit 1
 fi

 if [ -z "$DTOPERATORTOKEN" ]; then
   echo "Error: DT operator token not set!"
   exit 1
 fi

#### Deploy the cert-manager
echo "Deploying Cert Manager ( for OpenTelemetry Operator)"
kubectl apply -f https://github.com/cert-manager/cert-manager/releases/download/v1.10.0/cert-manager.yaml
# Wait for pod webhook started
kubectl wait pod -l app.kubernetes.io/component=webhook -n cert-manager --for=condition=Ready --timeout=2m
# Deploy the opentelemetry operator
sleep 10
echo "Deploying the OpenTelemetry Operator"
kubectl apply -f https://github.com/open-telemetry/opentelemetry-operator/releases/latest/download/opentelemetry-operator.yaml



helm upgrade --install dapr dapr/dapr \
--version=1.15 \
--namespace dapr-system \
--create-namespace \
--set global.mtls.enabled=false \
--set dapr_scheduler.cluster.storageClassName=nfs-client
--wait




#### Deploy the Dynatrace Operator
kubectl create namespace dynatrace
kubectl apply -f https://github.com/Dynatrace/dynatrace-operator/releases/download/v1.4.0/kubernetes.yaml
kubectl apply -f https://github.com/Dynatrace/dynatrace-operator/releases/download/v1.4.0/kubernetes-csi.yaml
kubectl -n dynatrace wait pod --for=condition=ready --selector=app.kubernetes.io/name=dynatrace-operator,app.kubernetes.io/component=webhook --timeout=300s
kubectl -n dynatrace create secret generic dynakube --from-literal="apiToken=$DTOPERATORTOKEN" --from-literal="dataIngestToken=$DTTOKEN"
sed -i '' "s,TENANTURL_TOREPLACE,$DTURL," dynatrace/dynakube.yaml
sed -i '' "s,CLUSTER_NAME_TO_REPLACE,$CLUSTERNAME,"  dynatrace/dynakube.yaml


#Deploy collector
kubectl create secret generic dynatrace  --from-literal=dynatrace_oltp_url="$DTURL" --from-literal=clustername="$CLUSTERNAME"  --from-literal=clusterid=$CLUSTERID  --from-literal=dt_api_token="$DTTOKEN"
kubectl label namespace  default oneagent=false
kubectl apply -f opentelemetry/rbac.yaml
kubectl apply -f opentelemetry/openTelemetry-manifest_statefulset.yaml
kubectl apply -f opentelemetry/openTelemetry-manifest_ds.yaml

#deploy demo application
kubectl apply -f dynatrace/dynakube.yaml -n dynatrace
kubectl create ns otel-demo
kubectl label namespace  otel-demo oneagent=false
kubectl apply -f dapr/config.yaml -n otel-demo
kubectl apply -f opentelemetry/deploy_1_12.yaml -n otel-demo