From 567e59b013201e472a2b3a71db11100a4bb462db Mon Sep 17 00:00:00 2001
From: Lakshya Gupta <lakshya.gupta.1999@gmail.com>
Date: Tue, 6 Sep 2022 10:13:24 +0530
Subject: [PATCH] move script from test-infra to sig-security

---
 .../scanning/build-deps-and-release-images.sh | 72 +++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 sig-security-tooling/scanning/build-deps-and-release-images.sh

diff --git a/sig-security-tooling/scanning/build-deps-and-release-images.sh b/sig-security-tooling/scanning/build-deps-and-release-images.sh
new file mode 100644
index 0000000..46f5a81
--- /dev/null
+++ b/sig-security-tooling/scanning/build-deps-and-release-images.sh
@@ -0,0 +1,72 @@
+#!/usr/bin/env bash
+# Copyright 2022 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -euo pipefail
+apt update && apt -y install jq
+wget -q -O /usr/local/bin/snyk https://github.com/snyk/cli/releases/download/v1.993.0/snyk-linux && chmod +x /usr/local/bin/snyk
+mkdir -p "${ARTIFACTS}"
+if [ -z "${SNYK_TOKEN}" ]; then
+    echo "SNYK_TOKEN env var is not set, required for snyk scan"
+    exit 1
+fi
+echo "Running snyk scan .."
+EXIT_CODE=0
+RESULT_UNFILTERED=$(snyk test -d --json) || EXIT_CODE=$?
+if [ $EXIT_CODE -gt 1 ]; then
+    echo "Failed to run snyk scan with exit code $EXIT_CODE "
+    exit 1
+fi
+RESULT=$(echo $RESULT_UNFILTERED | jq \
+    '{vulnerabilities: .vulnerabilities | map(select((.type != "license") and (.version !=  "0.0.0"))) | select(length > 0) }')
+if [[ ${RESULT} ]]; then
+    CVE_IDs=$(echo $RESULT | jq '.vulnerabilities[].identifiers.CVE')
+    #convert string to array
+    CVE_IDs_array=($(echo ${CVE_IDs}))
+    #TODO:Implement deduplication of CVE IDs in future
+    for i in "${CVE_IDs_array[@]}"; do
+        if [[ "$i" == *"CVE"* ]]; then
+            #Look for presence of GitHub Issues for detected CVEs. If no issues are present, this CVE needs triage
+            #Once the job fails, CVE is triaged by SIG Security and a tracking issue is created.
+            #This will allow in the next run for the job to pass again
+            TOTAL_COUNT=$(curl -H "Accept: application/vnd.github.v3+json" "https://api.github.com/search/issues?q=repo:kubernetes/kubernetes+${i}" | jq .total_count)
+            if [[ $TOTAL_COUNT -eq 0 ]]; then
+                echo "Vulnerability filtering failed"
+                exit 1
+            fi
+        fi
+    done
+fi
+echo "Build time dependency scan completed"
+
+# container images scan
+echo "Fetch the list of k8s images"
+curl -Ls https://sbom.k8s.io/$(curl -Ls https://dl.k8s.io/release/latest.txt)/release | grep 'PackageName: registry.k8s.io/' | awk '{print $2}' >images
+while read image; do
+    echo "Running container image scan.."
+    EXIT_CODE=0
+    RESULT_UNFILTERED=$(snyk container test $image -d --json) || EXIT_CODE=$?
+    if [ $EXIT_CODE -gt 1 ]; then
+        echo "Failed to run snyk scan with exit code $EXIT_CODE . Error message: $RESULT_UNFILTERED"
+        exit 1
+    fi
+    RESULT=$(echo $RESULT_UNFILTERED | jq \
+        '{vulnerabilities: .vulnerabilities | map(select(.isUpgradable == true or .isPatchable == true)) | select(length > 0) }')
+    if [[ ${RESULT} ]]; then
+        echo "Vulnerability filtering failed"
+        # exit 1 (To allow other images to be scanned even if one fails)
+    else
+        echo "Scan completed image $image"
+    fi
+done <images
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