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Posted to commits@subversion.apache.org by st...@apache.org on 2015/10/21 13:51:19 UTC
svn commit: r1709808 - in /subversion/trunk/subversion/libsvn_fs_x: ./
transaction.c
Author: stefan2
Date: Wed Oct 21 11:51:19 2015
New Revision: 1709808
URL: http://svn.apache.org/viewvc?rev=1709808&view=rev
Log:
Merge rep-cache.db-related changes from FSFS to FSX and resolve text
conflicts.
This merges revisions r1674673, 1675396, 1677431, 1679169 and 1681949
from FSFS to FSX.
Modified:
subversion/trunk/subversion/libsvn_fs_x/ (props changed)
subversion/trunk/subversion/libsvn_fs_x/transaction.c
Propchange: subversion/trunk/subversion/libsvn_fs_x/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Wed Oct 21 11:51:19 2015
@@ -93,5 +93,5 @@
/subversion/branches/verify-at-commit/subversion/libsvn_fs_x:1462039-1462408
/subversion/branches/verify-keep-going/subversion/libsvn_fs_x:1439280-1492639,1546002-1546110
/subversion/branches/wc-collate-path/subversion/libsvn_fs_x:1402685-1480384
-/subversion/trunk/subversion/libsvn_fs_fs:1415133-1596500,1596567,1597414,1597989,1598273,1599140,1600872,1601633,1603485-1603487,1603499,1603605,1604128,1604188,1604413-1604414,1604416-1604417,1604421,1604442,1604700,1604717,1604720,1604726,1604755,1604794,1604802,1604824,1604836,1604844,1604902-1604903,1604911,1604925,1604933,1604947,1605059-1605060,1605064-1605065,1605068,1605071-1605073,1605075,1605123,1605188-1605189,1605191,1605197,1605444,1605633,1606132,1606142,1606144,1606514,1606526,1606528,1606551,1606554,1606564,1606598-1606599,1606656,1606658,1606662,1606744,1606840,1607085,1607572,1612407,1612810,1613339,1613872,1614611,1615348,1615351-1615352,1615356,1616338-1616339,1616613,1617586,1617688,1618138,1618151,1618153,1618226,1618641,1618653,1618662,1619068,1619358,1619413,1619769,1619774,1620602,1620909,1620912,1620928,1620930,1621275,1621635,1622931,1622937,1622942,1622946,1622959-1622960,1622963,1622987,1623007,1623368,1623373,1623377,1623379,1623381,1623398,1623402,162
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/subversion/trunk/subversion/libsvn_fs_x:1414756-1509914
Modified: subversion/trunk/subversion/libsvn_fs_x/transaction.c
URL: http://svn.apache.org/viewvc/subversion/trunk/subversion/libsvn_fs_x/transaction.c?rev=1709808&r1=1709807&r2=1709808&view=diff
==============================================================================
--- subversion/trunk/subversion/libsvn_fs_x/transaction.c (original)
+++ subversion/trunk/subversion/libsvn_fs_x/transaction.c Wed Oct 21 11:51:19 2015
@@ -25,6 +25,7 @@
#include <assert.h>
#include <apr_sha1.h>
+#include "svn_error_codes.h"
#include "svn_hash.h"
#include "svn_props.h"
#include "svn_sorts.h"
@@ -2373,10 +2374,46 @@ get_shared_rep(svn_fs_x__representation_
}
}
- /* Add information that is missing in the cached data. */
- if (*old_rep)
+ if (!*old_rep)
+ return SVN_NO_ERROR;
+
+ /* A simple guard against general rep-cache induced corruption. */
+ if ((*old_rep)->expanded_size != rep->expanded_size)
+ {
+ /* Make the problem show up in the server log.
+
+ Because not sharing reps is always a safe option,
+ terminating the request would be inappropriate.
+ */
+ svn_checksum_t checksum;
+ checksum.digest = rep->sha1_digest;
+ checksum.kind = svn_checksum_sha1;
+
+ err = svn_error_createf(SVN_ERR_FS_CORRUPT, NULL,
+ "Rep size %s mismatches rep-cache.db value %s "
+ "for SHA1 %s.\n"
+ "You should delete the rep-cache.db and "
+ "verify the repository. The cached rep will "
+ "not be shared.",
+ apr_psprintf(scratch_pool,
+ "%" SVN_FILESIZE_T_FMT,
+ rep->expanded_size),
+ apr_psprintf(scratch_pool,
+ "%" SVN_FILESIZE_T_FMT,
+ (*old_rep)->expanded_size),
+ svn_checksum_to_cstring_display(&checksum,
+ scratch_pool));
+
+ (fs->warning)(fs->warning_baton, err);
+ svn_error_clear(err);
+
+ /* Ignore the shared rep. */
+ *old_rep = NULL;
+ }
+ else
{
- /* Use the old rep for this content. */
+ /* Add information that is missing in the cached data.
+ Use the old rep for this content. */
memcpy((*old_rep)->md5_digest, rep->md5_digest, sizeof(rep->md5_digest));
}