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authorMichael Vogt <mvo@debian.org>2014-05-07 18:10:01 +0200
committerMichael Vogt <mvo@debian.org>2014-05-07 18:10:01 +0200
commit41a658f873a36e2f8507a84fb40f0632e2a62b15 (patch)
tree1acf5649b42fe6142a2b436ef6a89429659f05e6 /ftparchive/cachedb.cc
parent48127e85281e3e75d9aa60abca97f7c5c2c92fad (diff)
parentcf6bbca0a93b21ab7d3378f26dd9b57951a1d987 (diff)
Merge remote-tracking branch 'mvo/feature/apt-ftparchive-srccache2' into debian/sid
Diffstat (limited to 'ftparchive/cachedb.cc')
-rw-r--r--ftparchive/cachedb.cc318
1 files changed, 187 insertions, 131 deletions
diff --git a/ftparchive/cachedb.cc b/ftparchive/cachedb.cc
index 523c6b5fa..d589c4c5a 100644
--- a/ftparchive/cachedb.cc
+++ b/ftparchive/cachedb.cc
@@ -20,6 +20,7 @@
#include <apt-pkg/configuration.h>
#include <apt-pkg/fileutl.h>
#include <apt-pkg/debfile.h>
+#include <apt-pkg/gpgv.h>
#include <netinet/in.h> // htonl, etc
#include <ctype.h>
@@ -96,14 +97,64 @@ bool CacheDB::ReadyDB(std::string const &DB)
/* */
bool CacheDB::OpenFile()
{
- Fd = new FileFd(FileName,FileFd::ReadOnly);
- if (_error->PendingError() == true)
- {
- delete Fd;
- Fd = NULL;
- return false;
- }
- return true;
+ // its open already
+ if(Fd && Fd->Name() == this->FileName)
+ return true;
+
+ // a different file is open, close it first
+ if(Fd && Fd->Name() != this->FileName)
+ CloseFile();
+
+ // open a new file
+ Fd = new FileFd(FileName,FileFd::ReadOnly);
+ if (_error->PendingError() == true)
+ {
+ CloseFile();
+ return false;
+ }
+ return true;
+}
+ /*}}}*/
+// CacheDB::CloseFile - Close the file /*{{{*/
+void CacheDB::CloseFile()
+{
+ if(Fd != NULL)
+ {
+ delete Fd;
+ Fd = NULL;
+ }
+}
+ /*}}}*/
+// CacheDB::OpenDebFile - Open a debfile /*{{{*/
+bool CacheDB::OpenDebFile()
+{
+ // debfile is already open
+ if(DebFile && &DebFile->GetFile() == Fd)
+ return true;
+
+ // a different debfile is open, close it first
+ if(DebFile && &DebFile->GetFile() != Fd)
+ CloseDebFile();
+
+ // first open the fd, then pass it to the debDebFile
+ if(OpenFile() == false)
+ return false;
+ DebFile = new debDebFile(*Fd);
+ if (_error->PendingError() == true)
+ return false;
+ return true;
+}
+ /*}}}*/
+// CacheDB::CloseDebFile - Close a debfile again /*{{{*/
+void CacheDB::CloseDebFile()
+{
+ CloseFile();
+
+ if(DebFile != NULL)
+ {
+ delete DebFile;
+ DebFile = NULL;
+ }
}
/*}}}*/
// CacheDB::GetFileStat - Get stats from the file /*{{{*/
@@ -112,29 +163,26 @@ bool CacheDB::OpenFile()
* to look at the file, also get the mtime from the file. */
bool CacheDB::GetFileStat(bool const &doStat)
{
- if ((CurStat.Flags & FlSize) == FlSize && doStat == false)
- {
- /* Already worked out the file size */
- }
- else
- {
- /* Get it from the file. */
- if (Fd == NULL && OpenFile() == false)
- {
- return false;
- }
- // Stat the file
- struct stat St;
- if (fstat(Fd->Fd(),&St) != 0)
- {
- return _error->Errno("fstat",
- _("Failed to stat %s"),FileName.c_str());
- }
- CurStat.FileSize = St.st_size;
- CurStat.mtime = htonl(St.st_mtime);
- CurStat.Flags |= FlSize;
- }
- return true;
+ if ((CurStat.Flags & FlSize) == FlSize && doStat == false)
+ return true;
+
+ /* Get it from the file. */
+ if (OpenFile() == false)
+ return false;
+
+ // Stat the file
+ struct stat St;
+ if (fstat(Fd->Fd(),&St) != 0)
+ {
+ CloseFile();
+ return _error->Errno("fstat",
+ _("Failed to stat %s"),FileName.c_str());
+ }
+ CurStat.FileSize = St.st_size;
+ CurStat.mtime = htonl(St.st_mtime);
+ CurStat.Flags |= FlSize;
+
+ return true;
}
/*}}}*/
// CacheDB::GetCurStat - Set the CurStat variable. /*{{{*/
@@ -145,79 +193,100 @@ bool CacheDB::GetCurStat()
{
memset(&CurStat,0,sizeof(CurStat));
- if (DBLoaded)
- {
- /* First see if there is anything about it
- in the database */
-
- /* Get the flags (and mtime) */
- InitQuery("st");
- // Ensure alignment of the returned structure
- Data.data = &CurStat;
- Data.ulen = sizeof(CurStat);
- Data.flags = DB_DBT_USERMEM;
- if (Get() == false)
+ if (DBLoaded)
+ {
+ /* First see if there is anything about it
+ in the database */
+
+ /* Get the flags (and mtime) */
+ InitQueryStats();
+ // Ensure alignment of the returned structure
+ Data.data = &CurStat;
+ Data.ulen = sizeof(CurStat);
+ Data.flags = DB_DBT_USERMEM;
+ if (Get() == false)
{
CurStat.Flags = 0;
}
- CurStat.Flags = ntohl(CurStat.Flags);
- CurStat.FileSize = ntohl(CurStat.FileSize);
+ CurStat.Flags = ntohl(CurStat.Flags);
+ CurStat.FileSize = ntohl(CurStat.FileSize);
}
- return true;
+ return true;
}
/*}}}*/
// CacheDB::GetFileInfo - Get all the info about the file /*{{{*/
// ---------------------------------------------------------------------
-bool CacheDB::GetFileInfo(std::string const &FileName, bool const &DoControl, bool const &DoContents,
- bool const &GenContentsOnly, bool const &DoMD5, bool const &DoSHA1,
- bool const &DoSHA256, bool const &DoSHA512,
+bool CacheDB::GetFileInfo(std::string const &FileName, bool const &DoControl,
+ bool const &DoContents,
+ bool const &GenContentsOnly,
+ bool const &DoSource,
+ bool const &DoMD5, bool const &DoSHA1,
+ bool const &DoSHA256, bool const &DoSHA512,
bool const &checkMtime)
{
- this->FileName = FileName;
+ bool result = true;
+ this->FileName = FileName;
- if (GetCurStat() == false)
- {
- return false;
- }
+ if (GetCurStat() == false)
+ return false;
OldStat = CurStat;
- if (GetFileStat(checkMtime) == false)
- {
- delete Fd;
- Fd = NULL;
- return false;
- }
-
- /* if mtime changed, update CurStat from disk */
- if (checkMtime == true && OldStat.mtime != CurStat.mtime)
- CurStat.Flags = FlSize;
-
- Stats.Bytes += CurStat.FileSize;
- Stats.Packages++;
-
- if ((DoControl && LoadControl() == false)
- || (DoContents && LoadContents(GenContentsOnly) == false)
- || (DoMD5 && GetMD5(false) == false)
- || (DoSHA1 && GetSHA1(false) == false)
- || (DoSHA256 && GetSHA256(false) == false)
- || (DoSHA512 && GetSHA512(false) == false)
- )
- {
- delete Fd;
- Fd = NULL;
- delete DebFile;
- DebFile = NULL;
- return false;
- }
-
- delete Fd;
- Fd = NULL;
- delete DebFile;
- DebFile = NULL;
+ if (GetFileStat(checkMtime) == false)
+ return false;
- return true;
+ /* if mtime changed, update CurStat from disk */
+ if (checkMtime == true && OldStat.mtime != CurStat.mtime)
+ CurStat.Flags = FlSize;
+
+ Stats.Bytes += CurStat.FileSize;
+ Stats.Packages++;
+
+ if ((DoControl && LoadControl() == false)
+ || (DoContents && LoadContents(GenContentsOnly) == false)
+ || (DoSource && LoadSource() == false)
+ || (DoMD5 && GetMD5(false) == false)
+ || (DoSHA1 && GetSHA1(false) == false)
+ || (DoSHA256 && GetSHA256(false) == false)
+ || (DoSHA512 && GetSHA512(false) == false) )
+ {
+ result = false;
+ }
+
+ return result;
}
/*}}}*/
+
+bool CacheDB::LoadSource()
+{
+ // Try to read the control information out of the DB.
+ if ((CurStat.Flags & FlSource) == FlSource)
+ {
+ // Lookup the control information
+ InitQuerySource();
+ if (Get() == true && Dsc.TakeDsc(Data.data, Data.size) == true)
+ {
+ return true;
+ }
+ CurStat.Flags &= ~FlSource;
+ }
+ if (OpenFile() == false)
+ return false;
+
+ Stats.Misses++;
+ if (Dsc.Read(FileName) == false)
+ return false;
+
+ if (Dsc.Data == 0)
+ return _error->Error(_("Failed to read .dsc"));
+
+ // Write back the control information
+ InitQuerySource();
+ if (Put(Dsc.Data, Dsc.Length) == true)
+ CurStat.Flags |= FlSource;
+
+ return true;
+}
+
// CacheDB::LoadControl - Load Control information /*{{{*/
// ---------------------------------------------------------------------
/* */
@@ -227,23 +296,14 @@ bool CacheDB::LoadControl()
if ((CurStat.Flags & FlControl) == FlControl)
{
// Lookup the control information
- InitQuery("cl");
+ InitQueryControl();
if (Get() == true && Control.TakeControl(Data.data,Data.size) == true)
return true;
CurStat.Flags &= ~FlControl;
}
- if (Fd == NULL && OpenFile() == false)
- {
+ if(OpenDebFile() == false)
return false;
- }
- // Create a deb instance to read the archive
- if (DebFile == 0)
- {
- DebFile = new debDebFile(*Fd);
- if (_error->PendingError() == true)
- return false;
- }
Stats.Misses++;
if (Control.Read(*DebFile) == false)
@@ -253,7 +313,7 @@ bool CacheDB::LoadControl()
return _error->Error(_("Archive has no control record"));
// Write back the control information
- InitQuery("cl");
+ InitQueryControl();
if (Put(Control.Control,Control.Length) == true)
CurStat.Flags |= FlControl;
return true;
@@ -271,7 +331,7 @@ bool CacheDB::LoadContents(bool const &GenOnly)
return true;
// Lookup the contents information
- InitQuery("cn");
+ InitQueryContent();
if (Get() == true)
{
if (Contents.TakeContents(Data.data,Data.size) == true)
@@ -281,23 +341,15 @@ bool CacheDB::LoadContents(bool const &GenOnly)
CurStat.Flags &= ~FlContents;
}
- if (Fd == NULL && OpenFile() == false)
- {
+ if(OpenDebFile() == false)
return false;
- }
- // Create a deb instance to read the archive
- if (DebFile == 0)
- {
- DebFile = new debDebFile(*Fd);
- if (_error->PendingError() == true)
- return false;
- }
+ Stats.Misses++;
if (Contents.Read(*DebFile) == false)
return false;
// Write back the control information
- InitQuery("cn");
+ InitQueryContent();
if (Put(Contents.Data,Contents.CurSize) == true)
CurStat.Flags |= FlContents;
return true;
@@ -347,14 +399,13 @@ bool CacheDB::GetMD5(bool const &GenOnly)
MD5Res = bytes2hex(CurStat.MD5, sizeof(CurStat.MD5));
return true;
- }
+ }
Stats.MD5Bytes += CurStat.FileSize;
- if (Fd == NULL && OpenFile() == false)
- {
+ if (OpenFile() == false)
return false;
- }
+
MD5Summation MD5;
if (Fd->Seek(0) == false || MD5.AddFD(*Fd, CurStat.FileSize) == false)
return false;
@@ -382,10 +433,9 @@ bool CacheDB::GetSHA1(bool const &GenOnly)
Stats.SHA1Bytes += CurStat.FileSize;
- if (Fd == NULL && OpenFile() == false)
- {
+ if (OpenFile() == false)
return false;
- }
+
SHA1Summation SHA1;
if (Fd->Seek(0) == false || SHA1.AddFD(*Fd, CurStat.FileSize) == false)
return false;
@@ -413,10 +463,9 @@ bool CacheDB::GetSHA256(bool const &GenOnly)
Stats.SHA256Bytes += CurStat.FileSize;
- if (Fd == NULL && OpenFile() == false)
- {
+ if (OpenFile() == false)
return false;
- }
+
SHA256Summation SHA256;
if (Fd->Seek(0) == false || SHA256.AddFD(*Fd, CurStat.FileSize) == false)
return false;
@@ -444,10 +493,9 @@ bool CacheDB::GetSHA512(bool const &GenOnly)
Stats.SHA512Bytes += CurStat.FileSize;
- if (Fd == NULL && OpenFile() == false)
- {
+ if (OpenFile() == false)
return false;
- }
+
SHA512Summation SHA512;
if (Fd->Seek(0) == false || SHA512.AddFD(*Fd, CurStat.FileSize) == false)
return false;
@@ -467,11 +515,11 @@ bool CacheDB::Finish()
if (CurStat.Flags == OldStat.Flags &&
CurStat.mtime == OldStat.mtime)
return true;
-
+
// Write the stat information
CurStat.Flags = htonl(CurStat.Flags);
CurStat.FileSize = htonl(CurStat.FileSize);
- InitQuery("st");
+ InitQueryStats();
Put(&CurStat,sizeof(CurStat));
CurStat.Flags = ntohl(CurStat.Flags);
CurStat.FileSize = ntohl(CurStat.FileSize);
@@ -504,16 +552,24 @@ bool CacheDB::Clean()
{
if (stringcmp(Colon + 1, (char *)Key.data+Key.size,"st") == 0 ||
stringcmp(Colon + 1, (char *)Key.data+Key.size,"cl") == 0 ||
+ stringcmp(Colon + 1, (char *)Key.data+Key.size,"cs") == 0 ||
stringcmp(Colon + 1, (char *)Key.data+Key.size,"cn") == 0)
{
- if (FileExists(std::string((const char *)Key.data,Colon)) == true)
- continue;
+ std::string FileName = std::string((const char *)Key.data,Colon);
+ if (FileExists(FileName) == true) {
+ continue;
+ }
}
}
-
Cursor->c_del(Cursor,0);
}
- Dbp->compact(Dbp, NULL, NULL, NULL, NULL, DB_FREE_SPACE, NULL);
+ int res = Dbp->compact(Dbp, NULL, NULL, NULL, NULL, DB_FREE_SPACE, NULL);
+ if (res < 0)
+ _error->Warning("compact failed with result %i", res);
+
+ if(_config->FindB("Debug::APT::FTPArchive::Clean", false) == true)
+ Dbp->stat_print(Dbp, 0);
+
return true;
}