mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-25 15:50:20 +00:00
fb60f66178
minikube has /sbin/losetup from Busybox, and that does not work with raw-block PVCs. Use the losetup executable from the host in the VM instead. See-also: kubernetes/minikube#8284 Signed-off-by: Niels de Vos <ndevos@redhat.com>
250 lines
9.8 KiB
Bash
Executable File
250 lines
9.8 KiB
Bash
Executable File
#!/bin/bash -e
|
|
|
|
#Based on ideas from https://github.com/rook/rook/blob/master/tests/scripts/minikube.sh
|
|
|
|
function wait_for_ssh() {
|
|
local tries=100
|
|
while ((tries > 0)); do
|
|
if ${minikube} ssh echo connected &>/dev/null; then
|
|
return 0
|
|
fi
|
|
tries=$((tries - 1))
|
|
sleep 0.1
|
|
done
|
|
echo ERROR: ssh did not come up >&2
|
|
exit 1
|
|
}
|
|
|
|
function copy_image_to_cluster() {
|
|
local build_image=$1
|
|
local final_image=$2
|
|
if [ -z "$(docker images -q "${build_image}")" ]; then
|
|
docker pull "${build_image}"
|
|
fi
|
|
if [[ "${VM_DRIVER}" == "none" ]]; then
|
|
docker tag "${build_image}" "${final_image}"
|
|
return
|
|
fi
|
|
docker save "${build_image}" | (eval "$(${minikube} docker-env --shell bash)" && docker load && docker tag "${build_image}" "${final_image}")
|
|
}
|
|
|
|
# parse the minikube version, return the digit passed as argument
|
|
# v1.11.0 -> minikube_version 1 -> 1
|
|
# v1.11.0 -> minikube_version 2 -> 11
|
|
# v1.11.0 -> minikube_version 3 -> 0
|
|
minikube_version() {
|
|
echo "${MINIKUBE_VERSION}" | sed 's/^v//' | cut -d'.' -f"${1}"
|
|
}
|
|
|
|
# detect if there is a minikube executable available already. If there is none,
|
|
# fallback to using /usr/local/bin/minikube, as that is where
|
|
# install_minikube() will place it too.
|
|
function detect_minikube() {
|
|
if type minikube >/dev/null 2>&1; then
|
|
command -v minikube
|
|
return
|
|
fi
|
|
# default if minikube is not available
|
|
echo '/usr/local/bin/minikube'
|
|
}
|
|
minikube="$(detect_minikube)"
|
|
|
|
# install minikube
|
|
function install_minikube() {
|
|
if type "${minikube}" >/dev/null 2>&1; then
|
|
local mk_version version
|
|
read -ra mk_version <<<"$(${minikube} version)"
|
|
version=${mk_version[2]}
|
|
if [[ "${version}" != "${MINIKUBE_VERSION}" ]]; then
|
|
echo "installed minikube version ${version} is not matching requested version ${MINIKUBE_VERSION}"
|
|
exit 1
|
|
fi
|
|
echo "minikube already installed with ${version}"
|
|
return
|
|
fi
|
|
|
|
echo "Installing minikube. Version: ${MINIKUBE_VERSION}"
|
|
curl -Lo minikube https://storage.googleapis.com/minikube/releases/"${MINIKUBE_VERSION}"/minikube-linux-"${MINIKUBE_ARCH}" && chmod +x minikube && mv minikube /usr/local/bin/
|
|
}
|
|
|
|
function install_kubectl() {
|
|
# Download kubectl, which is a requirement for using minikube.
|
|
echo "Installing kubectl. Version: ${KUBE_VERSION}"
|
|
curl -Lo kubectl https://storage.googleapis.com/kubernetes-release/release/"${KUBE_VERSION}"/bin/linux/"${MINIKUBE_ARCH}"/kubectl && chmod +x kubectl && mv kubectl /usr/local/bin/
|
|
}
|
|
|
|
function enable_psp() {
|
|
echo "prepare minikube to support pod security policies"
|
|
mkdir -p "$HOME"/.minikube/files/etc/kubernetes/addons
|
|
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
|
|
cp "$DIR"/psp.yaml "$HOME"/.minikube/files/etc/kubernetes/addons/psp.yaml
|
|
}
|
|
|
|
# Storage providers and the default storage class is not needed for Ceph-CSI
|
|
# testing. In order to reduce resources and potential conflicts between storage
|
|
# plugins, disable them.
|
|
function disable_storage_addons() {
|
|
${minikube} addons disable default-storageclass 2>/dev/null || true
|
|
${minikube} addons disable storage-provisioner 2>/dev/null || true
|
|
}
|
|
|
|
# minikube has the Busybox losetup, and that does not work with raw-block PVCs.
|
|
# Copy the host losetup executable and hope it works.
|
|
#
|
|
# See https://github.com/kubernetes/minikube/issues/8284
|
|
function minikube_losetup() {
|
|
# scp should not ask for any confirmation
|
|
scp -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -i "$(${minikube} ssh-key)" /sbin/losetup docker@"$(${minikube} ip)":losetup
|
|
# replace /sbin/losetup symlink with the executable
|
|
${minikube} ssh 'sudo sh -c "rm -f /sbin/losetup && cp ~docker/losetup /sbin"'
|
|
}
|
|
|
|
# configure minikube
|
|
MINIKUBE_ARCH=${MINIKUBE_ARCH:-"amd64"}
|
|
MINIKUBE_VERSION=${MINIKUBE_VERSION:-"latest"}
|
|
KUBE_VERSION=${KUBE_VERSION:-"v1.14.10"}
|
|
MEMORY=${MEMORY:-"4096"}
|
|
VM_DRIVER=${VM_DRIVER:-"virtualbox"}
|
|
#configure image repo
|
|
CEPHCSI_IMAGE_REPO=${CEPHCSI_IMAGE_REPO:-"quay.io/cephcsi"}
|
|
K8S_IMAGE_REPO=${K8S_IMAGE_REPO:-"quay.io/k8scsi"}
|
|
DISK="sda1"
|
|
if [[ "${VM_DRIVER}" == "kvm2" ]]; then
|
|
# use vda1 instead of sda1 when running with the libvirt driver
|
|
DISK="vda1"
|
|
fi
|
|
|
|
#feature-gates for kube
|
|
K8S_FEATURE_GATES=${K8S_FEATURE_GATES:-"BlockVolume=true,CSIBlockVolume=true,VolumeSnapshotDataSource=true,ExpandCSIVolumes=true"}
|
|
|
|
#extra-config for kube https://minikube.sigs.k8s.io/docs/reference/configuration/kubernetes/
|
|
EXTRA_CONFIG=${EXTRA_CONFIG:-"--extra-config=apiserver.enable-admission-plugins=PodSecurityPolicy"}
|
|
|
|
# kubelet.resolv-conf needs to point to a file, not a symlink
|
|
# the default minikube VM has /etc/resolv.conf -> /run/systemd/resolve/resolv.conf
|
|
RESOLV_CONF='/run/systemd/resolve/resolv.conf'
|
|
if [[ "${VM_DRIVER}" == "none" ]] && [[ ! -e "${RESOLV_CONF}" ]]; then
|
|
# in case /run/systemd/resolve/resolv.conf does not exist, use the
|
|
# standard /etc/resolv.conf (with symlink resolved)
|
|
RESOLV_CONF="$(readlink -f /etc/resolv.conf)"
|
|
fi
|
|
# TODO: this might overload --extra-config=kubelet.resolv-conf in case the
|
|
# caller did set EXTRA_CONFIG in the environment
|
|
EXTRA_CONFIG="${EXTRA_CONFIG} --extra-config=kubelet.resolv-conf=${RESOLV_CONF}"
|
|
|
|
#extra Rook configuration
|
|
ROOK_BLOCK_POOL_NAME=${ROOK_BLOCK_POOL_NAME:-"newrbdpool"}
|
|
|
|
function minikube_supports_psp() {
|
|
local MINIKUBE_MAJOR
|
|
local MINIKUBE_MINOR
|
|
local MINIKUBE_PATCH
|
|
MINIKUBE_MAJOR=$(minikube_version 1)
|
|
MINIKUBE_MINOR=$(minikube_version 2)
|
|
MINIKUBE_PATCH=$(minikube_version 3)
|
|
if [[ "${MINIKUBE_MAJOR}" -ge 1 ]] && [[ "${MINIKUBE_MINOR}" -ge 11 ]] && [[ "${MINIKUBE_PATCH}" -ge 1 ]] || [[ "${MINIKUBE_MAJOR}" -ge 1 ]] && [[ "${MINIKUBE_MINOR}" -ge 12 ]]; then
|
|
return 1
|
|
fi
|
|
return 0
|
|
}
|
|
|
|
case "${1:-}" in
|
|
up)
|
|
install_minikube
|
|
#if driver is 'none' install kubectl with KUBE_VERSION
|
|
if [[ "${VM_DRIVER}" == "none" ]]; then
|
|
mkdir -p "$HOME"/.kube "$HOME"/.minikube
|
|
install_kubectl
|
|
fi
|
|
|
|
disable_storage_addons
|
|
|
|
echo "starting minikube with kubeadm bootstrapper"
|
|
if minikube_supports_psp; then
|
|
enable_psp
|
|
# shellcheck disable=SC2086
|
|
${minikube} start --force --memory="${MEMORY}" -b kubeadm --kubernetes-version="${KUBE_VERSION}" --vm-driver="${VM_DRIVER}" --feature-gates="${K8S_FEATURE_GATES}" ${EXTRA_CONFIG}
|
|
else
|
|
# This is a workaround to fix psp issues in minikube >1.6.2 and <1.11.0
|
|
# shellcheck disable=SC2086
|
|
${minikube} start --force --memory="${MEMORY}" -b kubeadm --kubernetes-version="${KUBE_VERSION}" --vm-driver="${VM_DRIVER}" --feature-gates="${K8S_FEATURE_GATES}"
|
|
DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
|
|
${minikube} kubectl -- apply -f "$DIR"/psp.yaml
|
|
${minikube} stop
|
|
# shellcheck disable=SC2086
|
|
${minikube} start --force --memory="${MEMORY}" -b kubeadm --kubernetes-version="${KUBE_VERSION}" --vm-driver="${VM_DRIVER}" --feature-gates="${K8S_FEATURE_GATES}" ${EXTRA_CONFIG}
|
|
fi
|
|
|
|
# create a link so the default dataDirHostPath will work for this
|
|
# environment
|
|
if [[ "${VM_DRIVER}" != "none" ]]; then
|
|
wait_for_ssh
|
|
# shellcheck disable=SC2086
|
|
${minikube} ssh "sudo mkdir -p /mnt/${DISK}/var/lib/rook;sudo ln -s /mnt/${DISK}/var/lib/rook /var/lib/rook"
|
|
minikube_losetup
|
|
fi
|
|
${minikube} kubectl -- cluster-info
|
|
;;
|
|
down)
|
|
${minikube} stop
|
|
;;
|
|
ssh)
|
|
echo "connecting to minikube"
|
|
${minikube} ssh
|
|
;;
|
|
deploy-rook)
|
|
echo "deploy rook"
|
|
DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
|
|
"$DIR"/rook.sh deploy
|
|
;;
|
|
create-block-pool)
|
|
echo "creating a block pool named $ROOK_BLOCK_POOL_NAME"
|
|
DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
|
|
"$DIR"/rook.sh create-block-pool
|
|
;;
|
|
delete-block-pool)
|
|
echo "deleting block pool named $ROOK_BLOCK_POOL_NAME"
|
|
DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
|
|
"$DIR"/rook.sh delete-block-pool
|
|
;;
|
|
teardown-rook)
|
|
echo "teardown rook"
|
|
DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
|
|
"$DIR"/rook.sh teardown
|
|
|
|
# delete rook data for minikube
|
|
${minikube} ssh "sudo rm -rf /mnt/${DISK}/var/lib/rook; sudo rm -rf /var/lib/rook"
|
|
${minikube} ssh "sudo mkdir -p /mnt/${DISK}/var/lib/rook; sudo ln -s /mnt/${DISK}/var/lib/rook /var/lib/rook"
|
|
;;
|
|
cephcsi)
|
|
echo "copying the cephcsi image"
|
|
copy_image_to_cluster "${CEPHCSI_IMAGE_REPO}"/cephcsi:canary "${CEPHCSI_IMAGE_REPO}"/cephcsi:canary
|
|
;;
|
|
k8s-sidecar)
|
|
echo "copying the kubernetes sidecar images"
|
|
copy_image_to_cluster "${K8S_IMAGE_REPO}"/csi-attacher:v2.1.1 "${K8S_IMAGE_REPO}"/csi-attacher:v2.1.1
|
|
copy_image_to_cluster "${K8S_IMAGE_REPO}"/csi-snapshotter:v1.2.2 $"${K8S_IMAGE_REPO}"/csi-snapshotter:v1.2.2
|
|
copy_image_to_cluster "${K8S_IMAGE_REPO}"/csi-provisioner:v1.4.0 "${K8S_IMAGE_REPO}"/csi-provisioner:v1.4.0
|
|
copy_image_to_cluster "${K8S_IMAGE_REPO}"/csi-node-driver-registrar:v1.3.0 "${K8S_IMAGE_REPO}"/csi-node-driver-registrar:v1.3.0
|
|
copy_image_to_cluster "${K8S_IMAGE_REPO}"/csi-resizer:v0.5.0 "${K8S_IMAGE_REPO}"/csi-resizer:v0.5.0
|
|
;;
|
|
clean)
|
|
${minikube} delete
|
|
;;
|
|
*)
|
|
echo " $0 [command]
|
|
Available Commands:
|
|
up Starts a local kubernetes cluster and prepare disk for rook
|
|
down Stops a running local kubernetes cluster
|
|
clean Deletes a local kubernetes cluster
|
|
ssh Log into or run a command on a minikube machine with SSH
|
|
deploy-rook Deploy rook to minikube
|
|
create-block-pool Creates a rook block pool (named $ROOK_BLOCK_POOL_NAME)
|
|
delete-block-pool Deletes a rook block pool (named $ROOK_BLOCK_POOL_NAME)
|
|
teardown-rook Teardown a rook from minikube
|
|
cephcsi Copy built docker images to kubernetes cluster
|
|
k8s-sidecar Copy kubernetes sidecar docker images to kubernetes cluster
|
|
" >&2
|
|
;;
|
|
esac
|