+
+// Test keep-rsync initialization, with src and dst keep servers with blobSigningKey.
+// Do a Put and Get in src, both of which should succeed.
+// Do a Put and Get in dst, both of which should succeed.
+// Do a Get in dst for the src hash, which should raise block not found error.
+// Do a Get in src for the dst hash, which should raise block not found error.
+func (s *ServerRequiredSuite) TestRsyncWithBlobSigning_PutInOne_GetFromOtherShouldFail(c *C) {
+ setupRsync(c, true, true)
+
+ // Put a block in src using kcSrc and Get it
+ srcData := []byte("test-data1")
+ locatorInSrc := fmt.Sprintf("%x", md5.Sum(srcData))
+
+ hash, rep, err := kcSrc.PutB(srcData)
+ c.Check(hash, Matches, fmt.Sprintf(`^%s\+10(\+.+)?$`, locatorInSrc))
+ c.Check(rep, Equals, 2)
+ c.Check(err, Equals, nil)
+
+ tomorrow := time.Now().AddDate(0, 0, 1)
+ signedLocator := keepclient.SignLocator(locatorInSrc, arvSrc.ApiToken, tomorrow, []byte(blobSigningKey))
+
+ reader, blocklen, _, err := kcSrc.Get(signedLocator)
+ c.Check(err, IsNil)
+ c.Check(blocklen, Equals, int64(10))
+ all, err := ioutil.ReadAll(reader)
+ c.Check(all, DeepEquals, srcData)
+
+ // Put a different block in src using kcSrc and Get it
+ dstData := []byte("test-data2")
+ locatorInDst := fmt.Sprintf("%x", md5.Sum(dstData))
+
+ hash, rep, err = kcDst.PutB(dstData)
+ c.Check(hash, Matches, fmt.Sprintf(`^%s\+10(\+.+)?$`, locatorInDst))
+ c.Check(rep, Equals, 1)
+ c.Check(err, Equals, nil)
+
+ signedLocator = keepclient.SignLocator(locatorInDst, arvDst.ApiToken, tomorrow, []byte(blobSigningKey))
+
+ reader, blocklen, _, err = kcDst.Get(signedLocator)
+ c.Check(err, IsNil)
+ c.Check(blocklen, Equals, int64(10))
+ all, err = ioutil.ReadAll(reader)
+ c.Check(all, DeepEquals, dstData)
+
+ // Get srcLocator using kcDst should fail with Not Found error
+ signedLocator = keepclient.SignLocator(locatorInSrc, arvDst.ApiToken, tomorrow, []byte(blobSigningKey))
+ _, _, _, err = kcDst.Get(locatorInSrc)
+ c.Assert(err.Error(), Equals, "Block not found")
+
+ // Get dstLocator using kcSrc should fail with Not Found error
+ signedLocator = keepclient.SignLocator(locatorInDst, arvSrc.ApiToken, tomorrow, []byte(blobSigningKey))
+ _, _, _, err = kcSrc.Get(locatorInDst)
+ c.Assert(err.Error(), Equals, "Block not found")
+}
+
+// Test keep-rsync initialization with default replications count
+func (s *ServerRequiredSuite) TestInitializeRsyncDefaultReplicationsCount(c *C) {
+ setupRsync(c, false, false)
+
+ // Must have got default replications value as 2 from dst discovery document
+ c.Assert(replications, Equals, 2)
+}
+
+// Test keep-rsync initialization with replications count argument
+func (s *ServerRequiredSuite) TestInitializeRsyncReplicationsCount(c *C) {
+ // First set replications to 3 to mimic passing input argument
+ replications = 3
+
+ setupRsync(c, false, false)
+
+ // Since replications value is provided, default is not used
+ c.Assert(replications, Equals, 3)
+}
+
+// Put some blocks in Src and some more in Dst
+// And copy missing blocks from Src to Dst
+func (s *ServerRequiredSuite) TestKeepRsync(c *C) {
+ testKeepRsync(c, false, "")
+}
+
+// Put some blocks in Src and some more in Dst with blob signing enabled.
+// And copy missing blocks from Src to Dst
+func (s *ServerRequiredSuite) TestKeepRsync_WithBlobSigning(c *C) {
+ testKeepRsync(c, true, "")
+}
+
+// Put some blocks in Src and some more in Dst
+// Use prefix while doing rsync
+// And copy missing blocks from Src to Dst
+func (s *ServerRequiredSuite) TestKeepRsync_WithPrefix(c *C) {
+ data := []byte("test-data-4")
+ hash := fmt.Sprintf("%x", md5.Sum(data))
+
+ testKeepRsync(c, false, hash[0:3])
+}
+
+// Put some blocks in Src and some more in Dst
+// Use prefix not in src while doing rsync
+// And copy missing blocks from Src to Dst
+func (s *ServerRequiredSuite) TestKeepRsync_WithNoSuchPrefixInSrc(c *C) {
+ testKeepRsync(c, false, "999")
+}
+
+// Put 5 blocks in src. Put 2 of those blocks in dst
+// Hence there are 3 additional blocks in src
+// Also, put 2 extra blocks in dst; they are hence only in dst
+// Run rsync and verify that those 7 blocks are now available in dst
+func testKeepRsync(c *C, enforcePermissions bool, indexPrefix string) {
+ setupRsync(c, enforcePermissions, true)
+
+ prefix = indexPrefix
+
+ // setupTestData
+ setupTestData(c, enforcePermissions, prefix)
+
+ err := performKeepRsync()
+ c.Check(err, IsNil)
+
+ // Now GetIndex from dst and verify that all 5 from src and the 2 extra blocks are found
+ dstIndex, err := getUniqueLocators(kcDst, "")
+ c.Check(err, IsNil)
+
+ if prefix == "" {
+ for _, locator := range srcLocators {
+ _, ok := dstIndex[locator]
+ c.Assert(ok, Equals, true)
+ }
+ } else {
+ for _, locator := range srcLocatorsMatchingPrefix {
+ _, ok := dstIndex[locator]
+ c.Assert(ok, Equals, true)
+ }
+ }
+
+ for _, locator := range extraDstLocators {
+ _, ok := dstIndex[locator]
+ c.Assert(ok, Equals, true)
+ }
+
+ if prefix == "" {
+ // all blocks from src and the two extra blocks
+ c.Assert(len(dstIndex), Equals, len(srcLocators)+len(extraDstLocators))
+ } else {
+ // one matching prefix, 2 that were initially copied into dst along with src, and the extra blocks
+ c.Assert(len(dstIndex), Equals, len(srcLocatorsMatchingPrefix)+len(extraDstLocators)+2)
+ }
+}
+
+// Setup test data in src and dst.
+var srcLocators []string
+var srcLocatorsMatchingPrefix []string
+var dstLocators []string
+var extraDstLocators []string
+
+func setupTestData(c *C, enforcePermissions bool, indexPrefix string) {
+ srcLocators = []string{}
+ srcLocatorsMatchingPrefix = []string{}
+ dstLocators = []string{}
+ extraDstLocators = []string{}
+
+ tomorrow := time.Now().AddDate(0, 0, 1)
+
+ // Put a few blocks in src using kcSrc
+ for i := 0; i < 5; i++ {
+ data := []byte(fmt.Sprintf("test-data-%d", i))
+ hash := fmt.Sprintf("%x", md5.Sum(data))
+
+ hash2, rep, err := kcSrc.PutB(data)
+ c.Check(hash2, Matches, fmt.Sprintf(`^%s\+11(\+.+)?$`, hash))
+ c.Check(rep, Equals, 2)
+ c.Check(err, IsNil)
+
+ getLocator := hash
+ if enforcePermissions {
+ getLocator = keepclient.SignLocator(getLocator, arvSrc.ApiToken, tomorrow, []byte(blobSigningKey))
+ }
+
+ reader, blocklen, _, err := kcSrc.Get(getLocator)
+ c.Check(err, IsNil)
+ c.Check(blocklen, Equals, int64(11))
+ all, err := ioutil.ReadAll(reader)
+ c.Check(all, DeepEquals, data)
+
+ srcLocators = append(srcLocators, fmt.Sprintf("%s+%d", hash, blocklen))
+ if strings.HasPrefix(hash, indexPrefix) {
+ srcLocatorsMatchingPrefix = append(srcLocatorsMatchingPrefix, fmt.Sprintf("%s+%d", hash, blocklen))
+ }
+ }
+
+ // Put first two of those src blocks in dst using kcDst
+ for i := 0; i < 2; i++ {
+ data := []byte(fmt.Sprintf("test-data-%d", i))
+ hash := fmt.Sprintf("%x", md5.Sum(data))
+
+ hash2, rep, err := kcDst.PutB(data)
+ c.Check(hash2, Matches, fmt.Sprintf(`^%s\+11(\+.+)?$`, hash))
+ c.Check(rep, Equals, 1)
+ c.Check(err, IsNil)
+
+ getLocator := hash
+ if enforcePermissions {
+ getLocator = keepclient.SignLocator(getLocator, arvDst.ApiToken, tomorrow, []byte(blobSigningKey))
+ }
+
+ reader, blocklen, _, err := kcDst.Get(getLocator)
+ c.Check(err, IsNil)
+ c.Check(blocklen, Equals, int64(11))
+ all, err := ioutil.ReadAll(reader)
+ c.Check(all, DeepEquals, data)
+
+ dstLocators = append(dstLocators, fmt.Sprintf("%s+%d", hash, blocklen))
+ }
+
+ // Put two more blocks in dst; they are not in src at all
+ for i := 0; i < 2; i++ {
+ data := []byte(fmt.Sprintf("other-data-%d", i))
+ hash := fmt.Sprintf("%x", md5.Sum(data))
+
+ hash2, rep, err := kcDst.PutB(data)
+ c.Check(hash2, Matches, fmt.Sprintf(`^%s\+12(\+.+)?$`, hash))
+ c.Check(rep, Equals, 1)
+ c.Check(err, IsNil)
+
+ getLocator := hash
+ if enforcePermissions {
+ getLocator = keepclient.SignLocator(getLocator, arvDst.ApiToken, tomorrow, []byte(blobSigningKey))
+ }
+
+ reader, blocklen, _, err := kcDst.Get(getLocator)
+ c.Check(err, IsNil)
+ c.Check(blocklen, Equals, int64(12))
+ all, err := ioutil.ReadAll(reader)
+ c.Check(all, DeepEquals, data)
+
+ extraDstLocators = append(extraDstLocators, fmt.Sprintf("%s+%d", hash, blocklen))
+ }
+}
+
+// Setup rsync using srcKeepServicesJSON with fake keepservers.
+// Expect error during performKeepRsync due to unreachable src keepservers.
+func (s *ServerRequiredSuite) TestErrorDuringRsync_FakeSrcKeepservers(c *C) {
+ srcKeepServicesJSON = testKeepServicesJSON
+
+ setupRsync(c, false, false)
+
+ err := performKeepRsync()
+ c.Check(strings.HasSuffix(err.Error(), "no such host"), Equals, true)
+}
+
+// Setup rsync using dstKeepServicesJSON with fake keepservers.
+// Expect error during performKeepRsync due to unreachable dst keepservers.
+func (s *ServerRequiredSuite) TestErrorDuringRsync_FakeDstKeepservers(c *C) {
+ dstKeepServicesJSON = testKeepServicesJSON
+
+ setupRsync(c, false, false)
+
+ err := performKeepRsync()
+ c.Check(strings.HasSuffix(err.Error(), "no such host"), Equals, true)
+}
+
+// Test rsync with signature error during Get from src.
+func (s *ServerRequiredSuite) TestErrorDuringRsync_ErrorGettingBlockFromSrc(c *C) {
+ setupRsync(c, true, true)
+
+ // put some blocks in src and dst
+ setupTestData(c, true, "")
+
+ // Change blob signing key to a fake key, so that Get from src fails
+ blobSigningKey = "123456789012345678901234yhksjoll2grmku38mi7yxd66h5j4q9w4jzanezacp8s6q0ro3hxakfye02152hncy6zml2ed0uc"
+
+ err := performKeepRsync()
+ c.Check(err.Error(), Equals, "Block not found")
+}
+
+// Test rsync with error during Put to src.
+func (s *ServerRequiredSuite) TestErrorDuringRsync_ErrorPuttingBlockInDst(c *C) {
+ setupRsync(c, false, true)
+
+ // put some blocks in src and dst
+ setupTestData(c, true, "")
+
+ // Increase Want_replicas on dst to result in insufficient replicas error during Put
+ kcDst.Want_replicas = 2
+
+ err := performKeepRsync()
+ c.Check(err.Error(), Equals, "Could not write sufficient replicas")
+}