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add checksum

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This commit is contained in:
Sandeep Rajan 2019-08-28 16:03:28 -04:00
parent 7980da9f46
commit 3b6b7f99b0
1 changed files with 14 additions and 2 deletions
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16
cluster/gce/upgrade.sh
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@ -33,6 +33,7 @@ source "${KUBE_ROOT}/cluster/kube-util.sh"
function usage() {
echo "!!! EXPERIMENTAL !!!"
echo "!!! This upgrade script is not meant to be run in production !!!"
echo ""
echo "${0} [-M | -N | -P] [-o] (-l | <version number or publication>)"
echo " Upgrades master and nodes by default"
@ -491,6 +492,14 @@ function update-coredns-config() {
# Download the CoreDNS migration tool
echo "== Downloading the CoreDNS migration tool =="
wget -P ${download_dir} "https://github.com/coredns/corefile-migration/releases/download/v1.0.2/corefile-tool-${host_arch}" >/dev/null 2>&1
wget -P ${download_dir} "https://github.com/coredns/corefile-migration/releases/download/v1.0.2/corefile-tool-${host_arch}.sha256" >/dev/null 2>&1
local -r checkSHA=$(echo "$(cat ${download_dir}/corefile-tool-${host_arch}.sha256 | cut -d " " -f 1) ${download_dir}/corefile-tool-${host_arch}" | sha256sum --check | cut -d " " -f 2)
if [[ "${checkSHA}" != "corefile-tool-${host_arch}: OK" ]]; then
echo "!!! CheckSum for the CoreDNS migration tool did not match !!!" >&2
exit 1
fi
chmod +x ${download_dir}/corefile-tool-${host_arch}
# Migrate the CoreDNS ConfigMap depending on whether it is being downgraded or upgraded.
@ -498,7 +507,7 @@ function update-coredns-config() {
if test "$(printf '%s\n' ${CURRENT_COREDNS_VERSION} ${NEW_COREDNS_VERSION} | sort -V | head -n 1)" != ${NEW_COREDNS_VERSION}; then
echo "== Upgrading the CoreDNS ConfigMap =="
./corefile-tool-${host_arch} migrate --from ${CURRENT_COREDNS_VERSION} --to ${NEW_COREDNS_VERSION} --corefile ${download_dir}/Corefile-old > ${download_dir}/Corefile
${download_dir}/corefile-tool-${host_arch} migrate --from ${CURRENT_COREDNS_VERSION} --to ${NEW_COREDNS_VERSION} --corefile ${download_dir}/Corefile-old > ${download_dir}/Corefile
${KUBE_ROOT}/cluster/kubectl.sh -n kube-system create configmap coredns --from-file ${download_dir}/Corefile -o yaml --dry-run | ${KUBE_ROOT}/cluster/kubectl.sh apply -f -
else
# In case of a downgrade, a custom CoreDNS Corefile will be overwritten by a default Corefile. In that case,
@ -509,7 +518,10 @@ function update-coredns-config() {
fi
# clean up
rm -rf ${download_dir}
cleanup() {
rm -rf "${download_dir}"
}
trap cleanup EXIT
echo "== The CoreDNS Config has been updated =="
}