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FIX| RKE-CIS-1.24- CHECK 1.1.19 #1722

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merged 3 commits into from
Nov 15, 2024
Merged

FIX| RKE-CIS-1.24- CHECK 1.1.19 #1722

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21fe2bd
FIX| RKE-CIS-1.24- CHECK 1.1.19
sm171190 Nov 5, 2024
08c7c2e
Merge branch 'main' into sa-fixing-rke--cis-check-1-1-19
afdesk Nov 15, 2024
1534d19
Merge branch 'main' into sa-fixing-rke--cis-check-1-1-19
afdesk Nov 15, 2024
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3 changes: 3 additions & 0 deletions Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -13,8 +13,10 @@ RUN make build && cp kube-bench /go/bin/kube-bench
ARG KUBECTL_VERSION TARGETARCH
RUN wget -O /usr/local/bin/kubectl "https://dl.k8s.io/release/v${KUBECTL_VERSION}/bin/linux/${TARGETARCH}/kubectl"
RUN wget -O kubectl.sha256 "https://dl.k8s.io/release/v${KUBECTL_VERSION}/bin/linux/${TARGETARCH}/kubectl.sha256"

# Verify kubectl sha256sum
RUN /bin/bash -c 'echo "$(<kubectl.sha256) /usr/local/bin/kubectl" | sha256sum -c -'

RUN chmod +x /usr/local/bin/kubectl

FROM alpine:3.20.3 AS run
Expand Down Expand Up @@ -44,6 +46,7 @@ COPY --from=build /go/bin/kube-bench /usr/local/bin/kube-bench
COPY --from=build /usr/local/bin/kubectl /usr/local/bin/kubectl
COPY entrypoint.sh .
COPY cfg/ cfg/
COPY helper_scripts/check_files_owner_in_dir.sh /go/bin
ENTRYPOINT ["./entrypoint.sh"]
CMD ["install"]

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1 change: 1 addition & 0 deletions Dockerfile.fips.ubi
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Expand Up @@ -42,6 +42,7 @@ COPY --from=build /go/bin/kube-bench /usr/local/bin/kube-bench
COPY --from=build /usr/local/bin/kubectl /usr/local/bin/kubectl
COPY entrypoint.sh .
COPY cfg/ cfg/
COPY helper_scripts/check_files_owner_in_dir.sh /go/bin
ENTRYPOINT ["./entrypoint.sh"]
CMD ["install"]

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1 change: 1 addition & 0 deletions Dockerfile.ubi
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Expand Up @@ -42,6 +42,7 @@ COPY --from=build /go/bin/kube-bench /usr/local/bin/kube-bench
COPY --from=build /usr/local/bin/kubectl /usr/local/bin/kubectl
COPY entrypoint.sh .
COPY cfg/ cfg/
COPY helper_scripts/check_files_owner_in_dir.sh /go/bin
ENTRYPOINT ["./entrypoint.sh"]
CMD ["install"]

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44 changes: 44 additions & 0 deletions helper_scripts/check_files_owner_in_dir.sh
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@@ -0,0 +1,44 @@
#!/usr/bin/env bash

# This script is used to ensure the owner is set to root:root for
# the given directory and all the files in it
#
# inputs:
# $1 = /full/path/to/directory
#
# outputs:
# true/false

INPUT_DIR=$1

if [[ "${INPUT_DIR}" == "" ]]; then
echo "false"
exit
fi

if [[ $(stat -c %U:%G ${INPUT_DIR}) != "root:root" ]]; then
echo "false"
exit
fi

statInfoLines=$(stat -c "%n %U:%G" ${INPUT_DIR}/*)
while read -r statInfoLine; do
f=$(echo ${statInfoLine} | cut -d' ' -f1)
p=$(echo ${statInfoLine} | cut -d' ' -f2)

if [[ $(basename "$f" .pem) == "kube-etcd-"* ]]; then
if [[ "$p" != "root:root" && "$p" != "etcd:etcd" ]]; then
echo "false"
exit
fi
else
if [[ "$p" != "root:root" ]]; then
echo "false"
exit
fi
fi
done <<< "${statInfoLines}"


echo "true"
exit
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