Container Infrastructure Management Service for OpenStack
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magnum/magnum/drivers/common/templates/kubernetes/helm/prometheus-adapter.sh

122 lines
3.2 KiB

#!/bin/bash
. /etc/sysconfig/heat-params
set -ex
step="prometheus-adapter"
printf "Starting to run ${step}\n"
### Configuration
###############################################################################
CHART_NAME="prometheus-adapter"
if [ "$(echo ${MONITORING_ENABLED} | tr '[:upper:]' '[:lower:]')" = "true" ] && \
[ "$(echo ${PROMETHEUS_ADAPTER_ENABLED} | tr '[:upper:]' '[:lower:]')" = "true" ]; then
HELM_MODULE_CONFIG_FILE="/srv/magnum/kubernetes/helm/${CHART_NAME}.yaml"
[ -f ${HELM_MODULE_CONFIG_FILE} ] || {
echo "Writing File: ${HELM_MODULE_CONFIG_FILE}"
mkdir -p $(dirname ${HELM_MODULE_CONFIG_FILE})
cat << EOF > ${HELM_MODULE_CONFIG_FILE}
---
kind: ConfigMap
apiVersion: v1
metadata:
name: ${CHART_NAME}-config
namespace: magnum-tiller
labels:
app: helm
data:
install-${CHART_NAME}.sh: |
#!/bin/bash
set -ex
mkdir -p \${HELM_HOME}
cp /etc/helm/* \${HELM_HOME}
# HACK - Force wait because of bug https://github.com/helm/helm/issues/5170
until helm init --client-only --wait
do
sleep 5s
done
helm repo update
if [[ \$(helm history ${CHART_NAME} | grep ${CHART_NAME}) ]]; then
echo "${CHART_NAME} already installed on server. Continue..."
exit 0
else
# TODO: Set namespace to monitoring. This is needed as the Kubernetes default priorityClass can only be used in NS kube-system
helm install stable/${CHART_NAME} --namespace kube-system --name ${CHART_NAME} --version ${PROMETHEUS_ADAPTER_CHART_TAG} --values /opt/magnum/install-${CHART_NAME}-values.yaml
fi
install-${CHART_NAME}-values.yaml: |
image:
repository: ${CONTAINER_INFRA_PREFIX:-docker.io/directxman12/}k8s-prometheus-adapter-${ARCH}
priorityClassName: "system-cluster-critical"
prometheus:
url: http://web.tcp.prometheus-prometheus.kube-system.svc.cluster.local
resources:
requests:
cpu: 150m
memory: 400Mi
rules:
existing: ${PROMETHEUS_ADAPTER_CONFIGMAP}
# tls:
# enable: true
# ca: |-
# # Public CA file that signed the APIService
# key: |-
# # Private key of the APIService
# certificate: |-
# # Public key of the APIService
---
apiVersion: batch/v1
kind: Job
metadata:
name: install-${CHART_NAME}-job
namespace: magnum-tiller
spec:
backoffLimit: 10
template:
spec:
serviceAccountName: tiller
containers:
- name: config-helm
image: ${CONTAINER_INFRA_PREFIX:-docker.io/openstackmagnum/}helm-client:dev
command:
- bash
args:
- /opt/magnum/install-${CHART_NAME}.sh
env:
- name: HELM_HOME
value: /helm_home
- name: TILLER_NAMESPACE
value: magnum-tiller
- name: HELM_TLS_ENABLE
value: "true"
volumeMounts:
- name: install-${CHART_NAME}-config
mountPath: /opt/magnum/
- mountPath: /etc/helm
name: helm-client-certs
restartPolicy: Never
volumes:
- name: install-${CHART_NAME}-config
configMap:
name: ${CHART_NAME}-config
- name: helm-client-certs
secret:
secretName: helm-client-secret
EOF
}
fi
printf "Finished running ${step}\n"