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deployment.sh
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deployment.sh
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#!/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/v1.14.5/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
echo "deploying OPA Gatekeeper"
helm repo add gatekeeper https://open-policy-agent.github.io/gatekeeper/charts
helm install gatekeeper/gatekeeper --name-template=gatekeeper --namespace gatekeeper --create-namespace --set logDenies=true --set logMutations=true --set emitAuditEvents=true
kubectl apply -f opa_gatekeeper/metricservice.yaml -n gatekeeper
kubectl label namespace gatekeeper oneagent=false
echo "Deploying Istio"
istioctl install -f istio/istio-operator.yaml --skip-confirmation
### get the ip adress of ingress ####
IP=""
while [ -z $IP ]; do
echo "Waiting for external IP"
IP=$(kubectl get svc istio-ingressgateway -n istio-system -ojson | jq -j '.status.loadBalancer.ingress[].ip')
[ -z "$IP" ] && sleep 10
done
echo 'Found external IP: '$IP
### Update the ip of the ip adress for the ingres
#TODO to update this part to create the various Gateway rules
sed -i "s,IP_TO_REPLACE,$IP," istio/istio_gateway.yaml
sed -i "s,IP_TO_REPLACE,$IP," opentelemetry/deploy_1_9.yaml
sed -i "s,IP_TO_REPLACE,$IP," hipstershop/k8s-manifest.yaml
sed -i "s,IP_TO_REPLACE,$IP," opentelemetry/loadtest_job.yaml
sed -i "s,IP_TO_REPLACE,$IP," hipstershop/loadtest_job.yaml
#### Deploy the Dynatrace Operator
kubectl create namespace dynatrace
kubectl apply -f https://github.com/Dynatrace/dynatrace-operator/releases/download/v1.1.0/kubernetes.yaml
kubectl apply -f https://github.com/Dynatrace/dynatrace-operator/releases/download/v1.1.0/kubernetes-csi.yaml
kubectl -n dynatrace wait pod --for=condition=ready --selector=app.kubernetes.io/name=dynatrace-operator,app.kubernetes.io/component=webhook --timeout=300s
kubectl -n dynatrace create secret generic dynakube --from-literal="apiToken=$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="$DTTOKEN"
kubectl label namespace default oneagent=false
kubectl apply -f opentelemetry/rbac.yaml
kubectl apply -f opa_gatekeeper/metricservice.yaml -n gatekeeper
kubectl apply -f opentelemetry/openTelemetry-manifest_statefulset.yaml
kubectl apply -f opentelemetry/openTelemetry-manifest_ds.yaml
kubectl apply -f dynatrace/dynakube.yaml -n dynatrace
kubectl create ns otel-demo
kubectl label namespace otel-demo istio-injection=enabled
kubectl label namespace otel-demo oneagent=false
kubectl label namespace otel-demo type=app
kubectl create ns hipster-shop
kubectl label namespace hipster-shop istio-injection=enabled
kubectl label namespace hipster-shop type=app
kubectl create secret generic dynatrace --from-literal=dynatrace_oltp_url="$DTURL" --from-literal=dt_api_token="$DTTOKEN" -n hipster-shop
echo "Deploy Demo Application for Collector"
kubectl apply -f opentelemetry/deploy_1_9.yaml -n otel-demo
kubectl apply -f hipstershop/k8s-manifest.yaml -n hipster-shop
kubectl apply -f istio/istio_gateway.yaml
echo "****************************************************"
echo "*** Deploying few Gatekeeper constraint template ***"
echo "****************************************************"
echo "----- General Policies -------"
echo "--node port"
kubectl apply -f https://raw.githubusercontent.com/open-policy-agent/gatekeeper-library/master/library/general/block-nodeport-services/template.yaml
echo "--block edit role"
kubectl apply -f https://raw.githubusercontent.com/open-policy-agent/gatekeeper-library/master/library/general/block-endpoint-edit-default-role/template.yaml
echo "--automous sa"
kubectl apply -f https://raw.githubusercontent.com/open-policy-agent/gatekeeper-library/master/library/general/automount-serviceaccount-token/template.yaml
echo "--required labels"
kubectl apply -f https://raw.githubusercontent.com/open-policy-agent/gatekeeper-library/master/library/general/requiredlabels/template.yaml
echo "--required requestse"
kubectl apply -f https://raw.githubusercontent.com/open-policy-agent/gatekeeper-library/master/library/general/containerrequests/template.yaml
echo "----- POD security policices------"
echo "--host FileSystem"
kubectl apply -f https://raw.githubusercontent.com/open-policy-agent/gatekeeper-library/master/library/pod-security-policy/host-filesystem/template.yaml
echo "--host namespace"
kubectl apply -f https://raw.githubusercontent.com/open-policy-agent/gatekeeper-library/master/library/pod-security-policy/host-namespaces/template.yaml
echo "--host networking"
kubectl apply -f https://raw.githubusercontent.com/open-policy-agent/gatekeeper-library/master/library/pod-security-policy/host-network-ports/template.yaml
echo "--privileged container"
kubectl apply -f https://raw.githubusercontent.com/open-policy-agent/gatekeeper-library/master/library/pod-security-policy/privileged-containers/template.yaml
echo "--procmount"
kubectl apply -f https://raw.githubusercontent.com/open-policy-agent/gatekeeper-library/master/library/pod-security-policy/proc-mount/template.yaml
echo "--read only root filesystem"
kubectl apply -f https://raw.githubusercontent.com/open-policy-agent/gatekeeper-library/master/library/pod-security-policy/read-only-root-filesystem/template.yaml
echo "--allow privilege escalation"
kubectl apply -f https://raw.githubusercontent.com/open-policy-agent/gatekeeper-library/master/library/pod-security-policy/allow-privilege-escalation/template.yaml
echo "--capabilities"
kubectl apply -f https://raw.githubusercontent.com/open-policy-agent/gatekeeper-library/master/library/pod-security-policy/capabilities/template.yaml
echo "--forbiden systcl"
kubectl apply -f https://raw.githubusercontent.com/open-policy-agent/gatekeeper-library/master/library/pod-security-policy/forbidden-sysctls/template.yaml
echo "--fsgroup"
kubectl apply -f https://raw.githubusercontent.com/open-policy-agent/gatekeeper-library/master/library/pod-security-policy/fsgroup/template.yaml
echo "--allowed user"
kubectl apply -f https://raw.githubusercontent.com/open-policy-agent/gatekeeper-library/master/library/pod-security-policy/users/template.yaml
echo "--------------Demo--------------------"
echo "url of the demo: "
echo "hipstershop url: http://hipstershop.$IP.nip.io"
echo "oteldemo url: http://oteldemo.$IP.nip.io"
echo "========================================================"