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-rw-r--r--mcp/scripts/lib.sh4
1 files changed, 3 insertions, 1 deletions
diff --git a/mcp/scripts/lib.sh b/mcp/scripts/lib.sh
index 7d57fcf5f..ce5db251f 100644
--- a/mcp/scripts/lib.sh
+++ b/mcp/scripts/lib.sh
@@ -38,10 +38,11 @@ function get_base_image {
function __kernel_modules {
# Load mandatory kernel modules: loop, nbd
local image_dir=$1
- sudo modprobe loop
+ test -e /dev/loop-control || sudo modprobe loop
if sudo modprobe nbd max_part=8 || sudo modprobe -f nbd max_part=8; then
return 0
fi
+ if [ -e /dev/nbd0 ]; then return 0; fi # nbd might be inbuilt
# CentOS (or RHEL family in general) do not provide 'nbd' out of the box
echo "[WARN] 'nbd' kernel module cannot be loaded!"
if [ ! -e /etc/redhat-release ]; then
@@ -225,6 +226,7 @@ function cleanup_mounts {
function cleanup_uefi {
# Clean up Ubuntu boot entry if cfg01, kvm nodes online from previous deploy
local cmd_str="ssh ${SSH_OPTS} ${SSH_SALT}"
+ ping -c 1 -w 1 "${SALT_MASTER}" || return 0
[ ! "$(hostname)" = 'cfg01' ] || cmd_str='eval'
${cmd_str} "sudo salt -C 'kvm* or cmp*' cmd.run \
\"which efibootmgr > /dev/null 2>&1 && \