mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-09-19 23:19:52 +00:00
06066cd153
Instead of using the Docker command to push the image to to minikube VM, read the image from stdin over ssh and load it with the Docker command that is available inside the VM. Signed-off-by: Niels de Vos <ndevos@redhat.com>
302 lines
12 KiB
Bash
Executable File
302 lines
12 KiB
Bash
Executable File
#!/bin/bash -e
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#Based on ideas from https://github.com/rook/rook/blob/master/tests/scripts/minikube.sh
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function wait_for_ssh() {
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local tries=100
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while ((tries > 0)); do
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if ${minikube} ssh echo connected &>/dev/null; then
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return 0
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fi
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tries=$((tries - 1))
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sleep 0.1
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done
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echo ERROR: ssh did not come up >&2
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exit 1
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}
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function copy_image_to_cluster() {
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local build_image=$1
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local final_image=$2
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validate_container_cmd
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if [ -z "$(${CONTAINER_CMD} images -q "${build_image}")" ]; then
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${CONTAINER_CMD} pull "${build_image}"
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fi
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if [[ "${VM_DRIVER}" == "none" ]]; then
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${CONTAINER_CMD} tag "${build_image}" "${final_image}"
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return
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fi
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# "minikube ssh" fails to read the image, so use standard ssh instead
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${CONTAINER_CMD} save "${build_image}" | \
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ssh \
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-o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no \
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-i "$(${minikube} ssh-key)" -l docker \
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"$(${minikube} ip)" docker image load
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}
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# parse the minikube version, return the digit passed as argument
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# v1.11.0 -> minikube_version 1 -> 1
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# v1.11.0 -> minikube_version 2 -> 11
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# v1.11.0 -> minikube_version 3 -> 0
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minikube_version() {
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echo "${MINIKUBE_VERSION}" | sed 's/^v//' | cut -d'.' -f"${1}"
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}
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# detect if there is a minikube executable available already. If there is none,
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# fallback to using /usr/local/bin/minikube, as that is where
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# install_minikube() will place it too.
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function detect_minikube() {
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if type minikube >/dev/null 2>&1; then
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command -v minikube
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return
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fi
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# default if minikube is not available
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echo '/usr/local/bin/minikube'
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}
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# install minikube
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function install_minikube() {
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if [[ "${MINIKUBE_VERSION}" == "latest" ]]; then
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local mku_version
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mku_version=$(${minikube} update-check 2> /dev/null | grep "LatestVersion" || true)
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if [[ -n "${mku_version}" ]]; then
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MINIKUBE_VERSION=$(echo "${mku_version}" | cut -d' ' -f2)
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fi
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fi
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if type "${minikube}" >/dev/null 2>&1; then
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local mk_version version
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read -ra mk_version <<<"$(${minikube} version)"
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version=${mk_version[2]}
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if [[ "${version}" == "${MINIKUBE_VERSION}" ]]; then
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echo "minikube already installed with ${version}"
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return
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fi
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fi
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echo "Installing minikube. Version: ${MINIKUBE_VERSION}"
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curl -Lo minikube https://storage.googleapis.com/minikube/releases/"${MINIKUBE_VERSION}"/minikube-linux-"${MINIKUBE_ARCH}" && chmod +x minikube && mv minikube /usr/local/bin/
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}
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function detect_kubectl() {
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if type kubectl >/dev/null 2>&1; then
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command -v kubectl
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return
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fi
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# default if kubectl is not available
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echo '/usr/local/bin/kubectl'
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}
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function install_kubectl() {
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if type "${kubectl}" >/dev/null 2>&1; then
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local kubectl_version
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kubectl_version=$(kubectl version --client --short | cut -d' ' -f3)
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if [[ "${kubectl_version}" == "${KUBE_VERSION}" ]]; then
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echo "kubectl already installed with ${kubectl_version}"
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return
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fi
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fi
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# Download kubectl, which is a requirement for using minikube.
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echo "Installing kubectl. Version: ${KUBE_VERSION}"
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curl -Lo kubectl https://storage.googleapis.com/kubernetes-release/release/"${KUBE_VERSION}"/bin/linux/"${MINIKUBE_ARCH}"/kubectl && chmod +x kubectl && mv kubectl /usr/local/bin/
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}
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function validate_container_cmd() {
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local cmd="${CONTAINER_CMD##* }"
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if [[ "${cmd}" == "docker" ]] || [[ "${cmd}" == "podman" ]]; then
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if ! command -v "${cmd}" &> /dev/null; then
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echo "'${cmd}' not found"
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exit 1
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fi
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else
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echo "'CONTAINER_CMD' should be either docker or podman and not '${cmd}'"
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exit 1
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fi
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}
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function enable_psp() {
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echo "prepare minikube to support pod security policies"
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mkdir -p "$HOME"/.minikube/files/etc/kubernetes/addons
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DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
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cp "$DIR"/psp.yaml "$HOME"/.minikube/files/etc/kubernetes/addons/psp.yaml
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}
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# Storage providers and the default storage class is not needed for Ceph-CSI
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# testing. In order to reduce resources and potential conflicts between storage
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# plugins, disable them.
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function disable_storage_addons() {
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${minikube} addons disable default-storageclass 2>/dev/null || true
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${minikube} addons disable storage-provisioner 2>/dev/null || true
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}
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# minikube has the Busybox losetup, and that does not work with raw-block PVCs.
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# Copy the host losetup executable and hope it works.
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#
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# See https://github.com/kubernetes/minikube/issues/8284
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function minikube_losetup() {
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# scp should not ask for any confirmation
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scp -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -i "$(${minikube} ssh-key)" /sbin/losetup docker@"$(${minikube} ip)":losetup
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# replace /sbin/losetup symlink with the executable
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${minikube} ssh 'sudo sh -c "rm -f /sbin/losetup && cp ~docker/losetup /sbin"'
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}
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function minikube_supports_psp() {
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local MINIKUBE_MAJOR
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local MINIKUBE_MINOR
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local MINIKUBE_PATCH
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MINIKUBE_MAJOR=$(minikube_version 1)
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MINIKUBE_MINOR=$(minikube_version 2)
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MINIKUBE_PATCH=$(minikube_version 3)
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if [[ "${MINIKUBE_MAJOR}" -ge 1 ]] && [[ "${MINIKUBE_MINOR}" -ge 11 ]] && [[ "${MINIKUBE_PATCH}" -ge 1 ]] || [[ "${MINIKUBE_MAJOR}" -ge 1 ]] && [[ "${MINIKUBE_MINOR}" -ge 12 ]]; then
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return 1
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fi
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return 0
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}
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# configure minikube
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MINIKUBE_ARCH=${MINIKUBE_ARCH:-"amd64"}
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MINIKUBE_VERSION=${MINIKUBE_VERSION:-"latest"}
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KUBE_VERSION=${KUBE_VERSION:-"latest"}
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CONTAINER_CMD=${CONTAINER_CMD:-"docker"}
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MEMORY=${MEMORY:-"4096"}
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CPUS=${CPUS:-"$(nproc)"}
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VM_DRIVER=${VM_DRIVER:-"virtualbox"}
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#configure image repo
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CEPHCSI_IMAGE_REPO=${CEPHCSI_IMAGE_REPO:-"quay.io/cephcsi"}
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K8S_IMAGE_REPO=${K8S_IMAGE_REPO:-"quay.io/k8scsi"}
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DISK="sda1"
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if [[ "${VM_DRIVER}" == "kvm2" ]]; then
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# use vda1 instead of sda1 when running with the libvirt driver
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DISK="vda1"
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fi
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#feature-gates for kube
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K8S_FEATURE_GATES=${K8S_FEATURE_GATES:-"BlockVolume=true,CSIBlockVolume=true,VolumeSnapshotDataSource=true,ExpandCSIVolumes=true"}
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#extra-config for kube https://minikube.sigs.k8s.io/docs/reference/configuration/kubernetes/
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EXTRA_CONFIG=${EXTRA_CONFIG:-"--extra-config=apiserver.enable-admission-plugins=PodSecurityPolicy"}
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# kubelet.resolv-conf needs to point to a file, not a symlink
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# the default minikube VM has /etc/resolv.conf -> /run/systemd/resolve/resolv.conf
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RESOLV_CONF='/run/systemd/resolve/resolv.conf'
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if [[ "${VM_DRIVER}" == "none" ]] && [[ ! -e "${RESOLV_CONF}" ]]; then
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# in case /run/systemd/resolve/resolv.conf does not exist, use the
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# standard /etc/resolv.conf (with symlink resolved)
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RESOLV_CONF="$(readlink -f /etc/resolv.conf)"
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fi
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# TODO: this might overload --extra-config=kubelet.resolv-conf in case the
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# caller did set EXTRA_CONFIG in the environment
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EXTRA_CONFIG="${EXTRA_CONFIG} --extra-config=kubelet.resolv-conf=${RESOLV_CONF}"
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#extra Rook configuration
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ROOK_BLOCK_POOL_NAME=${ROOK_BLOCK_POOL_NAME:-"newrbdpool"}
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if [[ "${KUBE_VERSION}" == "latest" ]]; then
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# update the version string from latest with the real version
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KUBE_VERSION=$(curl -L https://storage.googleapis.com/kubernetes-release/release/stable.txt 2> /dev/null)
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fi
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minikube="$(detect_minikube)"
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kubectl="$(detect_kubectl)"
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case "${1:-}" in
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up)
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install_minikube
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#if driver is 'none' install kubectl with KUBE_VERSION
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if [[ "${VM_DRIVER}" == "none" ]]; then
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mkdir -p "$HOME"/.kube "$HOME"/.minikube
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install_kubectl
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fi
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disable_storage_addons
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echo "starting minikube with kubeadm bootstrapper"
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if minikube_supports_psp; then
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enable_psp
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# shellcheck disable=SC2086
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${minikube} start --force --memory="${MEMORY}" --cpus="${CPUS}" -b kubeadm --kubernetes-version="${KUBE_VERSION}" --driver="${VM_DRIVER}" --feature-gates="${K8S_FEATURE_GATES}" ${EXTRA_CONFIG}
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else
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# This is a workaround to fix psp issues in minikube >1.6.2 and <1.11.0
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# shellcheck disable=SC2086
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${minikube} start --force --memory="${MEMORY}" --cpus="${CPUS}" -b kubeadm --kubernetes-version="${KUBE_VERSION}" --driver="${VM_DRIVER}" --feature-gates="${K8S_FEATURE_GATES}"
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DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
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${minikube} kubectl -- apply -f "$DIR"/psp.yaml
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${minikube} stop
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# shellcheck disable=SC2086
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${minikube} start --force --memory="${MEMORY}" --cpus="${CPUS}" -b kubeadm --kubernetes-version="${KUBE_VERSION}" --driver="${VM_DRIVER}" --feature-gates="${K8S_FEATURE_GATES}" ${EXTRA_CONFIG}
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fi
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# create a link so the default dataDirHostPath will work for this
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# environment
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if [[ "${VM_DRIVER}" != "none" ]]; then
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wait_for_ssh
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# shellcheck disable=SC2086
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${minikube} ssh "sudo mkdir -p /mnt/${DISK}/var/lib/rook;sudo ln -s /mnt/${DISK}/var/lib/rook /var/lib/rook"
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minikube_losetup
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fi
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${minikube} kubectl -- cluster-info
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;;
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down)
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${minikube} stop
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;;
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ssh)
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echo "connecting to minikube"
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${minikube} ssh
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;;
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deploy-rook)
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echo "deploy rook"
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DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
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"$DIR"/rook.sh deploy
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;;
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create-block-pool)
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echo "creating a block pool named $ROOK_BLOCK_POOL_NAME"
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DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
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"$DIR"/rook.sh create-block-pool
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;;
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delete-block-pool)
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echo "deleting block pool named $ROOK_BLOCK_POOL_NAME"
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DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
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"$DIR"/rook.sh delete-block-pool
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;;
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teardown-rook)
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echo "teardown rook"
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DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
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"$DIR"/rook.sh teardown
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# delete rook data for minikube
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${minikube} ssh "sudo rm -rf /mnt/${DISK}/var/lib/rook; sudo rm -rf /var/lib/rook"
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${minikube} ssh "sudo mkdir -p /mnt/${DISK}/var/lib/rook; sudo ln -s /mnt/${DISK}/var/lib/rook /var/lib/rook"
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;;
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cephcsi)
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echo "copying the cephcsi image"
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copy_image_to_cluster "${CEPHCSI_IMAGE_REPO}"/cephcsi:canary "${CEPHCSI_IMAGE_REPO}"/cephcsi:canary
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;;
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k8s-sidecar)
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echo "copying the kubernetes sidecar images"
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copy_image_to_cluster "${K8S_IMAGE_REPO}"/csi-attacher:v2.1.1 "${K8S_IMAGE_REPO}"/csi-attacher:v2.1.1
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copy_image_to_cluster "${K8S_IMAGE_REPO}"/csi-snapshotter:v1.2.2 $"${K8S_IMAGE_REPO}"/csi-snapshotter:v1.2.2
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copy_image_to_cluster "${K8S_IMAGE_REPO}"/csi-provisioner:v1.4.0 "${K8S_IMAGE_REPO}"/csi-provisioner:v1.4.0
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copy_image_to_cluster "${K8S_IMAGE_REPO}"/csi-node-driver-registrar:v1.3.0 "${K8S_IMAGE_REPO}"/csi-node-driver-registrar:v1.3.0
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copy_image_to_cluster "${K8S_IMAGE_REPO}"/csi-resizer:v0.5.0 "${K8S_IMAGE_REPO}"/csi-resizer:v0.5.0
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;;
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clean)
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${minikube} delete
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;;
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*)
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echo " $0 [command]
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Available Commands:
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up Starts a local kubernetes cluster and prepare disk for rook
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down Stops a running local kubernetes cluster
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clean Deletes a local kubernetes cluster
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ssh Log into or run a command on a minikube machine with SSH
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deploy-rook Deploy rook to minikube
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create-block-pool Creates a rook block pool (named $ROOK_BLOCK_POOL_NAME)
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delete-block-pool Deletes a rook block pool (named $ROOK_BLOCK_POOL_NAME)
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teardown-rook Teardown a rook from minikube
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cephcsi Copy built docker images to kubernetes cluster
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k8s-sidecar Copy kubernetes sidecar docker images to kubernetes cluster
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" >&2
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;;
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esac
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