James Moger
2015-11-22 ed552ba47c02779c270ffd62841d6d1048dade70
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package com.gitblit.tests;
 
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.util.Date;
import java.util.concurrent.atomic.AtomicBoolean;
 
import org.apache.commons.codec.digest.DigestUtils;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
 
import com.gitblit.Constants.AccessPermission;
import com.gitblit.Constants.AccessRestrictionType;
import com.gitblit.Constants.AuthorizationControl;
import com.gitblit.Keys;
import com.gitblit.models.FilestoreModel.Status;
import com.gitblit.models.RepositoryModel;
import com.gitblit.models.UserModel;
import com.gitblit.utils.FileUtils;
 
 
/**
 * Test of the filestore manager and confirming filesystem updated
 *
 * @author Paul Martin
 *
 */
public class FilestoreManagerTest extends GitblitUnitTest {
 
    private static final AtomicBoolean started = new AtomicBoolean(false);
    
    private static final BlobInfo blob_zero = new BlobInfo(0);
    private static final BlobInfo blob_512KB = new BlobInfo(512*FileUtils.KB);
    private static final BlobInfo blob_6MB = new BlobInfo(6*FileUtils.MB);
    
    private static int download_limit_default = -1;
    private static int download_limit_test = 5*FileUtils.MB;
    
    private static final String invalid_hash_empty = "";
    private static final String invalid_hash_major = "INVALID_HASH";
    private static final String invalid_hash_regex_attack = blob_512KB.hash.replace('a', '*');
    private static final String invalid_hash_one_long = blob_512KB.hash.concat("a");
    private static final String invalid_hash_one_short = blob_512KB.hash.substring(1);
    
 
    
    @BeforeClass
    public static void startGitblit() throws Exception {
        started.set(GitBlitSuite.startGitblit());
    }
 
    @AfterClass
    public static void stopGitblit() throws Exception {
        if (started.get()) {
            GitBlitSuite.stopGitblit();
        }
    }
    
 
    
    @Test
    public void testAdminAccess() throws Exception {
        
        FileUtils.delete(filestore().getStorageFolder());
        filestore().clearFilestoreCache();
        
        RepositoryModel r = new RepositoryModel("myrepo.git", null, null, new Date());
        ByteArrayOutputStream streamOut = new ByteArrayOutputStream();
        
        UserModel u = new UserModel("admin");
        u.canAdmin = true;
 
        //No upload limit
        settings().overrideSetting(Keys.filestore.maxUploadSize, download_limit_default);
        
        //Invalid hash tests
        assertEquals(Status.Error_Invalid_Oid, filestore().downloadBlob(invalid_hash_major, u, r, streamOut));
        assertEquals(Status.Error_Invalid_Oid, filestore().downloadBlob(invalid_hash_regex_attack, u, r, streamOut));
        assertEquals(Status.Error_Invalid_Oid, filestore().downloadBlob(invalid_hash_one_long, u, r, streamOut));
        assertEquals(Status.Error_Invalid_Oid, filestore().downloadBlob(invalid_hash_one_short, u, r, streamOut));
        
        // Download prior to upload
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        
        //Bad input is rejected with no upload taking place
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_empty, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_major, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_regex_attack, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_one_long, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_one_short, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        
        assertEquals(Status.Error_Invalid_Size, filestore().uploadBlob(blob_512KB.hash, -1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
 
        assertEquals(Status.Error_Size_Mismatch, filestore().uploadBlob(blob_512KB.hash, 0, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Size_Mismatch, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length-1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Size_Mismatch, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length+1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        
        assertEquals(Status.Error_Hash_Mismatch, filestore().uploadBlob(blob_zero.hash, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
 
        //Confirm no upload with bad input
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        
        //Good input will accept the upload
        assertEquals(Status.Available, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        streamOut.reset();
        assertEquals(Status.Available, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        assertArrayEquals(blob_512KB.blob, streamOut.toByteArray());
        
        //Subsequent failed uploads do not affect file
        assertEquals(Status.Error_Size_Mismatch, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length-1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Size_Mismatch, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length+1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        
        streamOut.reset();
        assertEquals(Status.Available, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        assertArrayEquals(blob_512KB.blob, streamOut.toByteArray());
        
        //Zero length upload is valid
        assertEquals(Status.Available, filestore().uploadBlob(blob_zero.hash, blob_zero.length, u, r, new ByteArrayInputStream(blob_zero.blob)));
        
        streamOut.reset();
        assertEquals(Status.Available, filestore().downloadBlob(blob_zero.hash, u, r, streamOut));
        assertArrayEquals(blob_zero.blob, streamOut.toByteArray());
        
        
        //Pre-informed upload identifies identical errors as immediate upload
        assertEquals(Status.Upload_Pending, filestore().addObject(blob_6MB.hash, blob_6MB.length, u, r));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_6MB.hash, u, r, streamOut));
        
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_empty, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_major, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_regex_attack, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_one_long, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_one_short, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        
        assertEquals(Status.Error_Size_Mismatch, filestore().uploadBlob(blob_6MB.hash, 0, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Size_Mismatch, filestore().uploadBlob(blob_6MB.hash, blob_6MB.length-1, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Size_Mismatch, filestore().uploadBlob(blob_6MB.hash, blob_6MB.length+1, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_6MB.hash, u, r, streamOut));
        
        //Good input will accept the upload
        assertEquals(Status.Available, filestore().uploadBlob(blob_6MB.hash, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        streamOut.reset();
        assertEquals(Status.Available, filestore().downloadBlob(blob_6MB.hash, u, r, streamOut));
        assertArrayEquals(blob_6MB.blob, streamOut.toByteArray());
        
        //Confirm the relevant files exist
        assertTrue("Admin did not save zero length file!", filestore().getStoragePath(blob_zero.hash).exists());
        assertTrue("Admin did not save 512KB file!", filestore().getStoragePath(blob_512KB.hash).exists());
        assertTrue("Admin did not save 6MB file!", filestore().getStoragePath(blob_6MB.hash).exists());
        
        //Clear the files and cache to test upload limit property
        FileUtils.delete(filestore().getStorageFolder());
        filestore().clearFilestoreCache();
        
        settings().overrideSetting(Keys.filestore.maxUploadSize, download_limit_test);
        
        assertEquals(Status.Available, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        streamOut.reset();
        assertEquals(Status.Available, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        assertArrayEquals(blob_512KB.blob, streamOut.toByteArray());
        
        assertEquals(Status.Error_Exceeds_Size_Limit, filestore().uploadBlob(blob_6MB.hash, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_6MB.hash, u, r, streamOut));
        
        assertTrue("Admin did not save 512KB file!", filestore().getStoragePath(blob_512KB.hash).exists());
        assertFalse("Admin saved 6MB file despite (over filesize limit)!", filestore().getStoragePath(blob_6MB.hash).exists());
        
    }
    
    @Test
    public void testAuthenticatedAccess() throws Exception {
        
        FileUtils.delete(filestore().getStorageFolder());
        filestore().clearFilestoreCache();
        
        RepositoryModel r = new RepositoryModel("myrepo.git", null, null, new Date());
        r.authorizationControl = AuthorizationControl.AUTHENTICATED;
        r.accessRestriction = AccessRestrictionType.VIEW;
        
        ByteArrayOutputStream streamOut = new ByteArrayOutputStream();
        
        UserModel u = new UserModel("test");
 
        //No upload limit
        settings().overrideSetting(Keys.filestore.maxUploadSize, download_limit_default);
        
        //Invalid hash tests
        assertEquals(Status.Error_Invalid_Oid, filestore().downloadBlob(invalid_hash_major, u, r, streamOut));
        assertEquals(Status.Error_Invalid_Oid, filestore().downloadBlob(invalid_hash_regex_attack, u, r, streamOut));
        assertEquals(Status.Error_Invalid_Oid, filestore().downloadBlob(invalid_hash_one_long, u, r, streamOut));
        assertEquals(Status.Error_Invalid_Oid, filestore().downloadBlob(invalid_hash_one_short, u, r, streamOut));
        
        // Download prior to upload
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        
        //Bad input is rejected with no upload taking place
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_empty, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_major, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_regex_attack, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_one_long, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_one_short, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        
        assertEquals(Status.Error_Invalid_Size, filestore().uploadBlob(blob_512KB.hash, -1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
 
        assertEquals(Status.Error_Size_Mismatch, filestore().uploadBlob(blob_512KB.hash, 0, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Size_Mismatch, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length-1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Size_Mismatch, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length+1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        
        assertEquals(Status.Error_Hash_Mismatch, filestore().uploadBlob(blob_zero.hash, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
 
        //Confirm no upload with bad input
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        
        //Good input will accept the upload
        assertEquals(Status.Available, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        streamOut.reset();
        assertEquals(Status.Available, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        assertArrayEquals(blob_512KB.blob, streamOut.toByteArray());
        
        //Subsequent failed uploads do not affect file
        assertEquals(Status.Error_Size_Mismatch, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length-1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Size_Mismatch, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length+1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        
        streamOut.reset();
        assertEquals(Status.Available, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        assertArrayEquals(blob_512KB.blob, streamOut.toByteArray());
        
        //Zero length upload is valid
        assertEquals(Status.Available, filestore().uploadBlob(blob_zero.hash, blob_zero.length, u, r, new ByteArrayInputStream(blob_zero.blob)));
        
        streamOut.reset();
        assertEquals(Status.Available, filestore().downloadBlob(blob_zero.hash, u, r, streamOut));
        assertArrayEquals(blob_zero.blob, streamOut.toByteArray());
        
        
        //Pre-informed upload identifies identical errors as immediate upload
        assertEquals(Status.Upload_Pending, filestore().addObject(blob_6MB.hash, blob_6MB.length, u, r));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_6MB.hash, u, r, streamOut));
        
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_empty, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_major, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_regex_attack, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_one_long, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Invalid_Oid, filestore().uploadBlob(invalid_hash_one_short, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        
        assertEquals(Status.Error_Size_Mismatch, filestore().uploadBlob(blob_6MB.hash, 0, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Size_Mismatch, filestore().uploadBlob(blob_6MB.hash, blob_6MB.length-1, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Size_Mismatch, filestore().uploadBlob(blob_6MB.hash, blob_6MB.length+1, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_6MB.hash, u, r, streamOut));
        
        //Good input will accept the upload
        assertEquals(Status.Available, filestore().uploadBlob(blob_6MB.hash, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        streamOut.reset();
        assertEquals(Status.Available, filestore().downloadBlob(blob_6MB.hash, u, r, streamOut));
        assertArrayEquals(blob_6MB.blob, streamOut.toByteArray());
        
        //Confirm the relevant files exist
        assertTrue("Authenticated user did not save zero length file!", filestore().getStoragePath(blob_zero.hash).exists());
        assertTrue("Authenticated user did not save 512KB file!", filestore().getStoragePath(blob_512KB.hash).exists());
        assertTrue("Authenticated user did not save 6MB file!", filestore().getStoragePath(blob_6MB.hash).exists());
        
        //Clear the files and cache to test upload limit property
        FileUtils.delete(filestore().getStorageFolder());
        filestore().clearFilestoreCache();
        
        settings().overrideSetting(Keys.filestore.maxUploadSize, download_limit_test);
        
        assertEquals(Status.Available, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        streamOut.reset();
        assertEquals(Status.Available, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        assertArrayEquals(blob_512KB.blob, streamOut.toByteArray());
        
        assertEquals(Status.Error_Exceeds_Size_Limit, filestore().uploadBlob(blob_6MB.hash, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_6MB.hash, u, r, streamOut));
        
        assertTrue("Authenticated user did not save 512KB file!", filestore().getStoragePath(blob_512KB.hash).exists());
        assertFalse("Authenticated user saved 6MB file (over filesize limit)!", filestore().getStoragePath(blob_6MB.hash).exists());
        
    }
    
    @Test
    public void testAnonymousAccess() throws Exception {
        
        FileUtils.delete(filestore().getStorageFolder());
        filestore().clearFilestoreCache();
        
        RepositoryModel r = new RepositoryModel("myrepo.git", null, null, new Date());
        r.authorizationControl = AuthorizationControl.NAMED;
        r.accessRestriction = AccessRestrictionType.CLONE;
 
        ByteArrayOutputStream streamOut = new ByteArrayOutputStream();
 
        UserModel u = UserModel.ANONYMOUS;
 
        //No upload limit
        settings().overrideSetting(Keys.filestore.maxUploadSize, download_limit_default);
        
        //Invalid hash tests
        assertEquals(Status.Error_Invalid_Oid, filestore().downloadBlob(invalid_hash_major, u, r, streamOut));
        assertEquals(Status.Error_Invalid_Oid, filestore().downloadBlob(invalid_hash_regex_attack, u, r, streamOut));
        assertEquals(Status.Error_Invalid_Oid, filestore().downloadBlob(invalid_hash_one_long, u, r, streamOut));
        assertEquals(Status.Error_Invalid_Oid, filestore().downloadBlob(invalid_hash_one_short, u, r, streamOut));
        
        // Download prior to upload
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        
        //Bad input is rejected with no upload taking place
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(invalid_hash_empty, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(invalid_hash_major, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(invalid_hash_regex_attack, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(invalid_hash_one_long, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(invalid_hash_one_short, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(blob_512KB.hash, -1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
 
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(blob_512KB.hash, 0, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length-1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length+1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(blob_zero.hash, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
 
        //Confirm no upload with bad input
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        
        //Good input will accept the upload
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        
        //Subsequent failed uploads do not affect file
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length-1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length+1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        
        //Zero length upload is valid
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(blob_zero.hash, blob_zero.length, u, r, new ByteArrayInputStream(blob_zero.blob)));
        
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_zero.hash, u, r, streamOut));
        
        
        //Pre-informed upload identifies identical errors as immediate upload
        assertEquals(Status.AuthenticationRequired, filestore().addObject(blob_6MB.hash, blob_6MB.length, u, r));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_6MB.hash, u, r, streamOut));
        
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(invalid_hash_empty, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(invalid_hash_major, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(invalid_hash_regex_attack, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(invalid_hash_one_long, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(invalid_hash_one_short, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(blob_6MB.hash, -1, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(blob_6MB.hash, 0, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(blob_6MB.hash, blob_6MB.length-1, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(blob_6MB.hash, blob_6MB.length+1, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_6MB.hash, u, r, streamOut));
        
        //Good input will accept the upload
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(blob_6MB.hash, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_6MB.hash, u, r, streamOut));
        
        //Confirm the relevant files do not exist
        assertFalse("Anonymous user saved zero length file!", filestore().getStoragePath(blob_zero.hash).exists());
        assertFalse("Anonymous user 512KB file!", filestore().getStoragePath(blob_512KB.hash).exists());
        assertFalse("Anonymous user 6MB file!", filestore().getStoragePath(blob_6MB.hash).exists());
        
        //Clear the files and cache to test upload limit property
        FileUtils.delete(filestore().getStorageFolder());
        filestore().clearFilestoreCache();
        
        settings().overrideSetting(Keys.filestore.maxUploadSize, download_limit_test);
        
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        
        assertEquals(Status.AuthenticationRequired, filestore().uploadBlob(blob_6MB.hash, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_6MB.hash, u, r, streamOut));
        
        assertFalse("Anonymous user saved 512KB file!", filestore().getStoragePath(blob_512KB.hash).exists());
        assertFalse("Anonymous user saved 6MB file (over filesize limit)!", filestore().getStoragePath(blob_6MB.hash).exists());
        
    }
    
    @Test
    public void testUnauthorizedAccess() throws Exception {
        
        FileUtils.delete(filestore().getStorageFolder());
        filestore().clearFilestoreCache();
        
        RepositoryModel r = new RepositoryModel("myrepo.git", null, null, new Date());
        r.authorizationControl = AuthorizationControl.NAMED;
        r.accessRestriction = AccessRestrictionType.VIEW;
        
        ByteArrayOutputStream streamOut = new ByteArrayOutputStream();
        
        UserModel u = new UserModel("test");
        u.setRepositoryPermission(r.name, AccessPermission.CLONE);
        
        //No upload limit
        settings().overrideSetting(Keys.filestore.maxUploadSize, download_limit_default);
        
        //Invalid hash tests
        assertEquals(Status.Error_Invalid_Oid, filestore().downloadBlob(invalid_hash_major, u, r, streamOut));
        assertEquals(Status.Error_Invalid_Oid, filestore().downloadBlob(invalid_hash_regex_attack, u, r, streamOut));
        assertEquals(Status.Error_Invalid_Oid, filestore().downloadBlob(invalid_hash_one_long, u, r, streamOut));
        assertEquals(Status.Error_Invalid_Oid, filestore().downloadBlob(invalid_hash_one_short, u, r, streamOut));
        
        // Download prior to upload
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        
        //Bad input is rejected with no upload taking place
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(invalid_hash_major, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(invalid_hash_regex_attack, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(invalid_hash_one_long, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(invalid_hash_empty, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(invalid_hash_one_short, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(blob_512KB.hash, -1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
 
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(blob_512KB.hash, 0, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length-1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length+1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(blob_zero.hash, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
 
        //Confirm no upload with bad input
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        
        //Good input will accept the upload
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        
        //Subsequent failed uploads do not affect file
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length-1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length+1, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        
        //Zero length upload is valid
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(blob_zero.hash, blob_zero.length, u, r, new ByteArrayInputStream(blob_zero.blob)));
        
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_zero.hash, u, r, streamOut));
        
        
        //Pre-informed upload identifies identical errors as immediate upload
        assertEquals(Status.Error_Unauthorized, filestore().addObject(blob_6MB.hash, blob_6MB.length, u, r));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_6MB.hash, u, r, streamOut));
        
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(invalid_hash_empty, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(invalid_hash_major, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(invalid_hash_regex_attack, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(invalid_hash_one_long, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(invalid_hash_one_short, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(blob_6MB.hash, -1, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(blob_6MB.hash, 0, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(blob_6MB.hash, blob_6MB.length-1, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(blob_6MB.hash, blob_6MB.length+1, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_6MB.hash, u, r, streamOut));
        
        //Good input will accept the upload
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(blob_6MB.hash, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_6MB.hash, u, r, streamOut));
        
        //Confirm the relevant files exist
        assertFalse("Unauthorized user saved zero length file!", filestore().getStoragePath(blob_zero.hash).exists());
        assertFalse("Unauthorized user saved 512KB file!", filestore().getStoragePath(blob_512KB.hash).exists());
        assertFalse("Unauthorized user saved 6MB file!", filestore().getStoragePath(blob_6MB.hash).exists());
        
        //Clear the files and cache to test upload limit property
        FileUtils.delete(filestore().getStorageFolder());
        filestore().clearFilestoreCache();
        
        settings().overrideSetting(Keys.filestore.maxUploadSize, download_limit_test);
        
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(blob_512KB.hash, blob_512KB.length, u, r, new ByteArrayInputStream(blob_512KB.blob)));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_512KB.hash, u, r, streamOut));
        
        assertEquals(Status.Error_Unauthorized, filestore().uploadBlob(blob_6MB.hash, blob_6MB.length, u, r, new ByteArrayInputStream(blob_6MB.blob)));
        streamOut.reset();
        assertEquals(Status.Unavailable, filestore().downloadBlob(blob_6MB.hash, u, r, streamOut));
        
        assertFalse("Unauthorized user saved 512KB file!", filestore().getStoragePath(blob_512KB.hash).exists());
        assertFalse("Unauthorized user saved 6MB file (over filesize limit)!", filestore().getStoragePath(blob_6MB.hash).exists());
        
    }
    
}
 
/*
 * Test helper structure to create blobs of a given size
 */
final class BlobInfo {
    public byte[] blob;
    public String hash;
    public int length;
    
    public BlobInfo(int nBytes) {
        blob = new byte[nBytes];
        new java.util.Random().nextBytes(blob);
        hash = DigestUtils.sha256Hex(blob);
        length = nBytes;
    }
}