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Fix TOCTOU issue when getting blob during removal
Fixes gaul/s3proxy#318.
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@ -636,14 +636,14 @@ public final class LocalBlobStore implements BlobStore {
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logger.debug("Container %s does not exist", containerName);
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throw cnfe(containerName);
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}
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// If the blob doesn't exist, a null object is returned
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if (!storageStrategy.blobExists(containerName, key)) {
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Blob blob = loadBlob(containerName, key);
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if (blob == null) {
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logger.debug("Item %s does not exist in container %s", key, containerName);
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return null;
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}
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Blob blob = loadBlob(containerName, key);
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if (options != null) {
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String eTag = blob.getMetadata().getETag();
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if (eTag != null) {
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