mirror of
https://github.com/kubernetes-sigs/prometheus-adapter.git
synced 2026-04-05 17:27:51 +00:00
134 lines
4.2 KiB
Bash
Executable file
134 lines
4.2 KiB
Bash
Executable file
#!/usr/bin/env bash
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# Copyright 2022 The Kubernetes Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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set -x
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set -o errexit
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set -o nounset
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# Tool versions
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K8S_VERSION=${KUBERNETES_VERSION:-v1.26.0} # cf https://hub.docker.com/r/kindest/node/tags
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KIND_VERSION=${KIND_VERSION:-v0.17.0} # cf https://github.com/kubernetes-sigs/kind/releases
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PROM_OPERATOR_VERSION=${PROM_OPERATOR_VERSION:-v0.62.0} # cf https://github.com/prometheus-operator/prometheus-operator/releases
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# Variables; set to empty if unbound/empty
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REGISTRY=${REGISTRY:-}
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KIND_E2E=${KIND_E2E:-}
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SKIP_INSTALL=${SKIP_INSTALL:-}
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SKIP_CLEAN_AFTER=${SKIP_CLEAN_AFTER:-}
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CLEAN_BEFORE=${CLEAN_BEFORE:-}
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# KUBECONFIG - will be overriden if a cluster is deployed with Kind
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KUBECONFIG=${KUBECONFIG:-"${HOME}/.kube/config"}
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# A temporary directory used by the tests
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E2E_DIR="${PWD}/.e2e"
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# The namespace where prometheus-adapter is deployed
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NAMESPACE="prometheus-adapter-e2e"
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if [[ -z "${REGISTRY}" && -z "${KIND_E2E}" ]]; then
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echo -e "Either REGISTRY or KIND_E2E should be set."
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exit 1
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fi
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function clean {
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if [[ -n "${KIND_E2E}" ]]; then
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kind delete cluster || true
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else
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kubectl delete -f ./deploy/manifests || true
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kubectl delete -f ./test/prometheus-manifests || true
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kubectl delete namespace "${NAMESPACE}" || true
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fi
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rm -rf "${E2E_DIR}"
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}
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if [[ -n "${CLEAN_BEFORE}" ]]; then
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clean
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fi
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function on_exit {
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local error_code="$?"
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echo "Obtaining prometheus-adapter pod logs..."
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kubectl logs -l app.kubernetes.io/name=prometheus-adapter -n "${NAMESPACE}" || true
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if [[ -z "${SKIP_CLEAN_AFTER}" ]]; then
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clean
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fi
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test "${error_code}" == 0 && return;
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}
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trap on_exit EXIT
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if [[ -d "${E2E_DIR}" ]]; then
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echo -e "${E2E_DIR} already exists."
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exit 1
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fi
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mkdir -p "${E2E_DIR}"
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if [[ -n "${KIND_E2E}" ]]; then
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# Install kubectl and kind, if we did not set SKIP_INSTALL
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if [[ -z "${SKIP_INSTALL}" ]]; then
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BIN="${E2E_DIR}/bin"
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mkdir -p "${BIN}"
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curl -Lo "${BIN}/kubectl" "https://storage.googleapis.com/kubernetes-release/release/${K8S_VERSION}/bin/linux/amd64/kubectl" && chmod +x "${BIN}/kubectl"
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curl -Lo "${BIN}/kind" "https://kind.sigs.k8s.io/dl/${KIND_VERSION}/kind-linux-amd64" && chmod +x "${BIN}/kind"
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export PATH="${BIN}:${PATH}"
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fi
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kind create cluster --image "kindest/node:${K8S_VERSION}"
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REGISTRY="localhost"
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KUBECONFIG="${E2E_DIR}/kubeconfig"
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kind get kubeconfig > "${KUBECONFIG}"
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fi
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# Create the test namespace
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kubectl create namespace "${NAMESPACE}"
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export REGISTRY
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IMAGE_NAME="${REGISTRY}/prometheus-adapter-$(go env GOARCH)"
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IMAGE_TAG="v$(cat VERSION)"
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if [[ -n "${KIND_E2E}" ]]; then
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make container
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kind load docker-image "${IMAGE_NAME}:${IMAGE_TAG}"
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else
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make push
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fi
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# Install prometheus-operator
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kubectl apply -f "https://github.com/prometheus-operator/prometheus-operator/releases/download/${PROM_OPERATOR_VERSION}/bundle.yaml" --server-side
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# Install and setup prometheus
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kubectl apply -f ./test/prometheus-manifests --server-side
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# Customize prometheus-adapter manifests
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# TODO: use Kustomize or generate manifests from Jsonnet
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cp -r ./deploy/manifests "${E2E_DIR}/manifests"
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prom_url="http://prometheus.${NAMESPACE}.svc:9090/"
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sed -i -e "s|--prometheus-url=.*$|--prometheus-url=${prom_url}|g" "${E2E_DIR}/manifests/deployment.yaml"
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sed -i -e "s|image: .*$|image: ${IMAGE_NAME}:${IMAGE_TAG}|g" "${E2E_DIR}/manifests/deployment.yaml"
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find "${E2E_DIR}/manifests" -type f -exec sed -i -e "s|namespace: monitoring|namespace: ${NAMESPACE}|g" {} \;
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# Deploy prometheus-adapter
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kubectl apply -f "${E2E_DIR}/manifests" --server-side
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PROJECT_PREFIX="sigs.k8s.io/prometheus-adapter"
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export KUBECONFIG
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go test "${PROJECT_PREFIX}/test/e2e/" -v -count=1
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