Temporarily run bazel test multiple times

scripts/kokoro.sh

@@ -49,9 +49,26 @@ wget https://github.com/bazelbuild/bazel/releases/download/"${BAZEL_VERSION}"/ba
 chmod +x ./bazel-"${BAZEL_VERSION}"-installer-linux-x86_64.sh
 ./bazel-"${BAZEL_VERSION}"-installer-linux-x86_64.sh --user
 $HOME/bin/bazel version
-$HOME/bin/bazel test \
-  //javascript/net/grpc/web/... \
-  //net/grpc/gateway/examples/...
+
+# Run the bazel test command multiple times because of some flaky
+# behavior with libssl.so
+tries=15
+set +e
+for ((i=1;i<=$tries;i++));
+do
+  $HOME/bin/bazel clean
+  $HOME/bin/bazel test --cache_test_results=no \
+    //javascript/net/grpc/web/... \
+    //net/grpc/gateway/examples/...
+  ret=$?
+  if [ $ret -eq 0 ]; then
+    break
+  elif [ $i -eq $tries ]; then
+    exit 1
+  fi
+done
+set -e
+rm ./buildifier
 rm ./bazel-"${BAZEL_VERSION}"-installer-linux-x86_64.sh
 
 # Build the grpc-web npm package