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authorReinhard Tartler <siretart@tauware.de>2007-02-14 09:01:45 +0100
committerReinhard Tartler <siretart@tauware.de>2007-02-14 09:01:45 +0100
commitaa2943800f9c00823720af98da036813ebf5cd2c (patch)
tree099cc0264d32a36ab89aa3f48cbf34612c3cd225 /lib/backupclient/BackupStoreObjectDump.cpp
initial commit
Diffstat (limited to 'lib/backupclient/BackupStoreObjectDump.cpp')
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diff --git a/lib/backupclient/BackupStoreObjectDump.cpp b/lib/backupclient/BackupStoreObjectDump.cpp
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+++ b/lib/backupclient/BackupStoreObjectDump.cpp
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+// distribution boxbackup-0.10 (svn version: 494)
+//
+// Copyright (c) 2003 - 2006
+// Ben Summers and contributors. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+// 1. Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// 2. Redistributions in binary form must reproduce the above copyright
+// notice, this list of conditions and the following disclaimer in the
+// documentation and/or other materials provided with the distribution.
+// 3. All use of this software and associated advertising materials must
+// display the following acknowledgment:
+// This product includes software developed by Ben Summers.
+// 4. The names of the Authors may not be used to endorse or promote
+// products derived from this software without specific prior written
+// permission.
+//
+// [Where legally impermissible the Authors do not disclaim liability for
+// direct physical injury or death caused solely by defects in the software
+// unless it is modified by a third party.]
+//
+// THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
+// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+// DISCLAIMED. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT,
+// INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+//
+//
+//
+// --------------------------------------------------------------------------
+//
+// File
+// Name: BackupStoreObjectDump.cpp
+// Purpose: Implementations of dumping objects to stdout/TRACE
+// Created: 3/5/04
+//
+// --------------------------------------------------------------------------
+
+#include "Box.h"
+
+#include <stdio.h>
+#include <stdarg.h>
+#include <map>
+
+#include "BackupStoreDirectory.h"
+#include "BackupStoreFile.h"
+#include "BackupStoreFileWire.h"
+#include "autogen_BackupStoreException.h"
+#include "BackupStoreFilename.h"
+#include "BackupClientFileAttributes.h"
+#include "BackupStoreObjectMagic.h"
+
+#include "MemLeakFindOn.h"
+
+
+// --------------------------------------------------------------------------
+//
+// Function
+// Name: static void OutputLine(FILE *, bool, const char *, ...)
+// Purpose: Output a line for the object dumping, to file and/or trace...
+// Created: 3/5/04
+//
+// --------------------------------------------------------------------------
+static void OutputLine(FILE *file, bool ToTrace, const char *format, ...)
+{
+ char text[512];
+ int r = 0;
+ va_list ap;
+ va_start(ap, format);
+ r = vsnprintf(text, sizeof(text), format, ap);
+ va_end(ap);
+
+ if(file != 0)
+ {
+ ::fprintf(file, "%s", text);
+ }
+ if(ToTrace)
+ {
+ TRACE1("%s", text);
+ }
+}
+
+
+// --------------------------------------------------------------------------
+//
+// Function
+// Name: BackupStoreDirectory::Dump(void *clibFileHandle, bool ToTrace)
+// Purpose: (first arg is FILE *, but avoid including stdio.h everywhere)
+// Dump the contents to a file, or trace.
+// Created: 3/5/04
+//
+// --------------------------------------------------------------------------
+void BackupStoreDirectory::Dump(void *clibFileHandle, bool ToTrace)
+{
+ FILE *file = (FILE*)clibFileHandle;
+
+ OutputLine(file, ToTrace, "Directory object.\nObject ID: %llx\nContainer ID: %llx\nNumber entries: %d\n"\
+ "Attributes mod time: %llx\nAttributes size: %d\n", mObjectID, mContainerID, mEntries.size(),
+ mAttributesModTime, mAttributes.GetSize());
+
+ // So repeated filenames can be illustrated, even though they can't be decoded
+ std::map<BackupStoreFilename, int> nameNum;
+ int nameNumI = 0;
+
+ // Dump items
+ OutputLine(file, ToTrace, "Items:\nID Size AttrHash AtSz NSz NIdx Flags\n");
+ for(std::vector<Entry*>::const_iterator i(mEntries.begin()); i != mEntries.end(); ++i)
+ {
+ // Choose file name index number for this file
+ std::map<BackupStoreFilename, int>::iterator nn(nameNum.find((*i)->GetName()));
+ int ni = nameNumI;
+ if(nn != nameNum.end())
+ {
+ ni = nn->second;
+ }
+ else
+ {
+ nameNum[(*i)->GetName()] = nameNumI;
+ ++nameNumI;
+ }
+
+ // Do dependencies
+ char depends[128];
+ depends[0] = '\0';
+ int depends_l = 0;
+ if((*i)->GetDependsNewer() != 0)
+ {
+#ifdef _MSC_VER
+ depends_l += ::sprintf(depends + depends_l, " depNew(%I64x)", (*i)->GetDependsNewer());
+#else
+ depends_l += ::sprintf(depends + depends_l, " depNew(%llx)", (long long)((*i)->GetDependsNewer()));
+#endif
+ }
+ if((*i)->GetDependsOlder() != 0)
+ {
+#ifdef _MSC_VER
+ depends_l += ::sprintf(depends + depends_l, " depOld(%I64x)", (*i)->GetDependsOlder());
+#else
+ depends_l += ::sprintf(depends + depends_l, " depOld(%llx)", (long long)((*i)->GetDependsOlder()));
+#endif
+ }
+
+ // Output item
+ int16_t f = (*i)->GetFlags();
+ OutputLine(file, ToTrace, "%06llx %4lld %016llx %4d %3d %4d%s%s%s%s%s%s\n",
+ (*i)->GetObjectID(),
+ (*i)->GetSizeInBlocks(),
+ (*i)->GetAttributesHash(),
+ (*i)->GetAttributes().GetSize(),
+ (*i)->GetName().size(),
+ ni,
+ ((f & BackupStoreDirectory::Entry::Flags_File)?" file":""),
+ ((f & BackupStoreDirectory::Entry::Flags_Dir)?" dir":""),
+ ((f & BackupStoreDirectory::Entry::Flags_Deleted)?" del":""),
+ ((f & BackupStoreDirectory::Entry::Flags_OldVersion)?" old":""),
+ ((f & BackupStoreDirectory::Entry::Flags_RemoveASAP)?" removeASAP":""),
+ depends);
+ }
+}
+
+// --------------------------------------------------------------------------
+//
+// Function
+// Name: BackupStoreFile::DumpFile(void *, bool, IOStream &)
+// Purpose: (first arg is FILE *, but avoid including stdio.h everywhere)
+// Dump the contents to a file, or trace.
+// Created: 4/5/04
+//
+// --------------------------------------------------------------------------
+void BackupStoreFile::DumpFile(void *clibFileHandle, bool ToTrace, IOStream &rFile)
+{
+ FILE *file = (FILE*)clibFileHandle;
+
+ // Read header
+ file_StreamFormat hdr;
+ if(!rFile.ReadFullBuffer(&hdr, sizeof(hdr),
+ 0 /* not interested in bytes read if this fails */, IOStream::TimeOutInfinite))
+ {
+ // Couldn't read header
+ THROW_EXCEPTION(BackupStoreException, WhenDecodingExpectedToReadButCouldnt)
+ }
+
+ // Check and output header info
+ if(hdr.mMagicValue != (int32_t)htonl(OBJECTMAGIC_FILE_MAGIC_VALUE_V1)
+ && hdr.mMagicValue != (int32_t)htonl(OBJECTMAGIC_FILE_MAGIC_VALUE_V0))
+ {
+ OutputLine(file, ToTrace, "File header doesn't have the correct magic, aborting dump\n");
+ return;
+ }
+
+ OutputLine(file, ToTrace, "File object.\nContainer ID: %llx\nModification time: %llx\n"\
+ "Max block clear size: %d\nOptions: %08x\nNum blocks: %d\n", box_ntoh64(hdr.mContainerID),
+ box_ntoh64(hdr.mModificationTime), ntohl(hdr.mMaxBlockClearSize), ntohl(hdr.mOptions),
+ box_ntoh64(hdr.mNumBlocks));
+
+ // Read the next two objects
+ BackupStoreFilename fn;
+ fn.ReadFromStream(rFile, IOStream::TimeOutInfinite);
+ OutputLine(file, ToTrace, "Filename size: %d\n", fn.size());
+
+ BackupClientFileAttributes attr;
+ attr.ReadFromStream(rFile, IOStream::TimeOutInfinite);
+ OutputLine(file, ToTrace, "Attributes size: %d\n", attr.GetSize());
+
+ // Dump the blocks
+ rFile.Seek(0, IOStream::SeekType_Absolute);
+ BackupStoreFile::MoveStreamPositionToBlockIndex(rFile);
+
+ // Read in header
+ file_BlockIndexHeader bhdr;
+ rFile.ReadFullBuffer(&bhdr, sizeof(bhdr), 0);
+ if(bhdr.mMagicValue != (int32_t)htonl(OBJECTMAGIC_FILE_BLOCKS_MAGIC_VALUE_V1)
+ && bhdr.mMagicValue != (int32_t)htonl(OBJECTMAGIC_FILE_BLOCKS_MAGIC_VALUE_V0))
+ {
+ OutputLine(file, ToTrace, "WARNING: Block header doesn't have the correct magic\n");
+ }
+ // number of blocks
+ int64_t nblocks = box_ntoh64(bhdr.mNumBlocks);
+ OutputLine(file, ToTrace, "Other file ID (for block refs): %llx\nNum blocks (in blk hdr): %lld\n",
+ box_ntoh64(bhdr.mOtherFileID), nblocks);
+
+ // Dump info about each block
+ OutputLine(file, ToTrace, "======== ===== ==========\n Index Where EncSz/Idx\n");
+ int64_t nnew = 0, nold = 0;
+ for(int64_t b = 0; b < nblocks; ++b)
+ {
+ file_BlockIndexEntry en;
+ if(!rFile.ReadFullBuffer(&en, sizeof(en), 0))
+ {
+ OutputLine(file, ToTrace, "Didn't manage to read block %lld from file\n", b);
+ continue;
+ }
+ int64_t s = box_ntoh64(en.mEncodedSize);
+ if(s > 0)
+ {
+ nnew++;
+ TRACE2("%8lld this s=%8lld\n", b, s);
+ }
+ else
+ {
+ nold++;
+ TRACE2("%8lld other i=%8lld\n", b, 0 - s);
+ }
+ }
+ TRACE0("======== ===== ==========\n");
+}
+