ci: store fuzz artifacts in s3 (#4678)

tests/fuzz/Makefile

@@ -32,6 +32,10 @@ ifndef CORPUS_UPLOAD_LOC
 	export CORPUS_UPLOAD_LOC="none"
 endif
 
+ifndef ARTIFACT_UPLOAD_LOC
+	export ARTIFACT_UPLOAD_LOC="none"
+endif
+
 ifndef FUZZ_TESTS
     export FUZZ_TESTS=${TESTS}
 endif
@@ -72,7 +76,7 @@ run_tests:: $(FUZZ_TESTS) ld-preload
 	export LD_LIBRARY_PATH=${LD_LIBRARY_PATH}; \
 	export DYLD_LIBRARY_PATH=${DYLD_LIBRARY_PATH}; \
 	export LIBCRYPTO_ROOT=${LIBCRYPTO_ROOT}; \
-	./runFuzzTest.sh $${test_name} ${FUZZ_TIMEOUT_SEC} ${CORPUS_UPLOAD_LOC}; done; \
+	./runFuzzTest.sh $${test_name} ${FUZZ_TIMEOUT_SEC} ${CORPUS_UPLOAD_LOC} ${ARTIFACT_UPLOAD_LOC}; done; \
 	}
 	./calcTotalCov.sh
 

tests/fuzz/runFuzzTest.sh

@@ -22,13 +22,14 @@ usage() {
     exit 1
 }
 
-if [ "$#" -ne "3" ]; then
+if [ "$#" -ne "4" ]; then
     usage
 fi
 
 TEST_NAME=$1
 FUZZ_TIMEOUT_SEC=$2
 CORPUS_UPLOAD_LOC=$3
+ARTIFACT_UPLOAD_LOC=$4
 MIN_TEST_PER_SEC="1000"
 MIN_FEATURES_COVERED="100"
 
@@ -201,6 +202,24 @@ then
 
     if [ $EXPECTED_TEST_FAILURE == 1 ];
     then
+        # Store corpus to S3 to be used for debugging if the test is negative
+        unset LD_PRELOAD
+        unset LD_LIBRARY_PATH
+        if [ "$CORPUS_UPLOAD_LOC" != "none" ]; then
+            printf "Zipping corpus files...\n"
+            zip -r ./corpus/${TEST_NAME}.zip ./corpus/${TEST_NAME}/
+            
+            printf "Uploading zipped corpus file to S3 bucket...\n"
+            aws s3 cp ./corpus/${TEST_NAME}.zip $CORPUS_UPLOAD_LOC/${TEST_NAME}/corpus_$(date +%Y-%m-%d-%T).zip
+        fi
+
+        # Store generated output files in the S3 bucket.
+        if [ "$ARTIFACT_UPLOAD_LOC" != "none" ]; then
+            printf "Uploading output files to S3 bucket...\n"
+            aws s3 cp ./${TEST_NAME}_output.txt ${ARTIFACT_UPLOAD_LOC}/${TEST_NAME}/output_$(date +%Y-%m-%d-%T).txt
+            aws s3 cp ./${TEST_NAME}_results.txt ${ARTIFACT_UPLOAD_LOC}/${TEST_NAME}/results_$(date +%Y-%m-%d-%T).txt
+        fi
+
         # Clean up LibFuzzer corpus files if the test is negative.
         printf "\n"
         rm -f leak-* crash-*