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fix(scripts): fix falco-driver-loader for some debian kernels. #2377

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merged 1 commit into from
Apr 27, 2023
+21 −2
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fix(scripts): fix falco-driver-loader for some debian kernels. #2377

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23 changes: 21 additions & 2 deletions scripts/falco-driver-loader
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Original file line number Diff line number Diff line change
Expand Up @@ -134,6 +134,25 @@ get_target_id() {
TARGET_ID="amazonlinux"
fi
;;
("debian")
# Workaround: debian kernelreleases might now be actual kernel running;
# instead, they might be the Debian kernel package
# providing the compatible kernel ABI
# See https://lists.debian.org/debian-user/2017/03/msg00485.html
# Real kernel release is embedded inside the kernel version.
# Moreover, kernel arch, when present, is attached to the former,
# therefore make sure to properly take it and attach it to the latter.
TARGET_ID=$(echo "${OS_ID}" | tr '[:upper:]' '[:lower:]')
local ARCH_extra=""
if [[ $KERNEL_RELEASE =~ -(amd64|arm64) ]];
then
ARCH_extra="-${BASH_REMATCH[1]}"
fi
if [[ $(uname -v) =~ ([0-9]+\.[0-9]+\.[0-9]+\-[0-9]+) ]];
then
KERNEL_RELEASE="${BASH_REMATCH[1]}${ARCH_extra}"
fi
;;
("ubuntu")
# Extract the flavor from the kernelrelease
# Examples:
Expand All @@ -151,7 +170,7 @@ get_target_id() {
TARGET_ID=$(echo "${OS_ID}" | tr '[:upper:]' '[:lower:]')
;;
("minikube")
TARGET_ID="${OS_ID}"
TARGET_ID=$(echo "${OS_ID}" | tr '[:upper:]' '[:lower:]')
# Extract the minikube version. Ex. With minikube version equal to "v1.26.0-1655407986-14197" the extracted version
# will be "1.26.0"
if [[ $(cat ${HOST_ROOT}/etc/VERSION) =~ ([0-9]+(\.[0-9]+){2}) ]]; then
Expand All @@ -163,7 +182,7 @@ get_target_id() {
fi
;;
("bottlerocket")
TARGET_ID="${OS_ID}"
TARGET_ID=$(echo "${OS_ID}" | tr '[:upper:]' '[:lower:]')
# variant_id has been sourced from os-release. Get only the first variant part
if [[ -n ${VARIANT_ID} ]]; then
# take just first part (eg: VARIANT_ID=aws-k8s-1.15 -> aws)
Expand Down