Merge remote-tracking branch 'upstream/debian/sid'

[apt.git] / apt-pkg / indexcopy.cc

diff --git a/apt-pkg/indexcopy.cc b/apt-pkg/indexcopy.cc
index 4df018ef45512c26244a16bbf175db24be81ffa6..1d61b974d3c0f3edbeef0a3b086b03d295935a93 100644 (file)
--- a/apt-pkg/indexcopy.cc
+++ b/apt-pkg/indexcopy.cc
@@ -16,6 +16,7 @@
 #include <apt-pkg/progress.h>
 #include <apt-pkg/strutl.h>
 #include <apt-pkg/fileutl.h>
 #include <apt-pkg/progress.h>
 #include <apt-pkg/strutl.h>
 #include <apt-pkg/fileutl.h>

+#include <apt-pkg/aptconfiguration.h>

 #include <apt-pkg/configuration.h>
 #include <apt-pkg/tagfile.h>
 #include <apt-pkg/indexrecords.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/tagfile.h>
 #include <apt-pkg/indexrecords.h>


@@ -37,8 +38,6 @@
 
 using namespace std;
 
 
 using namespace std;
 

-
-

 // IndexCopy::CopyPackages - Copy the package files from the CD                /*{{{*/
 // ---------------------------------------------------------------------
 /* */
 // IndexCopy::CopyPackages - Copy the package files from the CD                /*{{{*/
 // ---------------------------------------------------------------------
 /* */


@@ -57,15 +56,25 @@ bool IndexCopy::CopyPackages(string CDROM,string Name,vector<string> &List,
    
    // Prepare the progress indicator
    off_t TotalSize = 0;
    
    // Prepare the progress indicator
    off_t TotalSize = 0;

+   std::vector<APT::Configuration::Compressor> const compressor = APT::Configuration::getCompressors();

    for (vector<string>::iterator I = List.begin(); I != List.end(); ++I)
    {
       struct stat Buf;
    for (vector<string>::iterator I = List.begin(); I != List.end(); ++I)
    {
       struct stat Buf;

-      if (stat(string(*I + GetFileName()).c_str(),&Buf) != 0 &&
-         stat(string(*I + GetFileName() + ".gz").c_str(),&Buf) != 0)
-        return _error->Errno("stat","Stat failed for %s",
-                             string(*I + GetFileName()).c_str());
+      bool found = false;
+      std::string file = std::string(*I).append(GetFileName());
+      for (std::vector<APT::Configuration::Compressor>::const_iterator c = compressor.begin();
+          c != compressor.end(); ++c)
+      {
+        if (stat(std::string(file + c->Extension).c_str(), &Buf) != 0)
+           continue;
+        found = true;
+        break;
+      }
+
+      if (found == false)
+        return _error->Errno("stat", "Stat failed for %s", file.c_str());

       TotalSize += Buf.st_size;
       TotalSize += Buf.st_size;

-   }   
+   }

 
    off_t CurrentSize = 0;
    unsigned int NotFound = 0;
 
    off_t CurrentSize = 0;
    unsigned int NotFound = 0;


@@ -74,57 +83,11 @@ bool IndexCopy::CopyPackages(string CDROM,string Name,vector<string> &List,
    for (vector<string>::iterator I = List.begin(); I != List.end(); ++I)
    {      
       string OrigPath = string(*I,CDROM.length());
    for (vector<string>::iterator I = List.begin(); I != List.end(); ++I)
    {      
       string OrigPath = string(*I,CDROM.length());

-      off_t FileSize = 0;

       
       // Open the package file
       
       // Open the package file

-      FileFd Pkg;
-      if (RealFileExists(*I + GetFileName()) == true)
-      {
-        Pkg.Open(*I + GetFileName(),FileFd::ReadOnly);
-        FileSize = Pkg.Size();
-      }      
-      else
-      {
-        FileFd From(*I + GetFileName() + ".gz",FileFd::ReadOnly);
-        if (_error->PendingError() == true)
-           return false;
-        FileSize = From.Size();
-        
-        // Get a temp file
-        FILE *tmp = tmpfile();
-        if (tmp == 0)
-           return _error->Errno("tmpfile","Unable to create a tmp file");
-        Pkg.Fd(dup(fileno(tmp)));
-        fclose(tmp);
-        
-        // Fork gzip
-        pid_t Process = fork();
-        if (Process < 0)
-           return _error->Errno("fork","Couldn't fork gzip");
-        
-        // The child
-        if (Process == 0)
-        {          
-           dup2(From.Fd(),STDIN_FILENO);
-           dup2(Pkg.Fd(),STDOUT_FILENO);
-           SetCloseExec(STDIN_FILENO,false);
-           SetCloseExec(STDOUT_FILENO,false);
-           
-           const char *Args[3];
-           string Tmp =  _config->Find("Dir::bin::gzip","gzip");
-           Args[0] = Tmp.c_str();
-           Args[1] = "-d";
-           Args[2] = 0;
-           execvp(Args[0],(char **)Args);
-           exit(100);
-        }
-        
-        // Wait for gzip to finish
-        if (ExecWait(Process,_config->Find("Dir::bin::gzip","gzip").c_str(),false) == false)
-           return _error->Error("gzip failed, perhaps the disk is full.");
-        
-        Pkg.Seek(0);
-      }
+      FileFd Pkg(*I + GetFileName(), FileFd::ReadOnly, FileFd::Auto);
+      off_t const FileSize = Pkg.Size();
+

       pkgTagFile Parser(&Pkg);
       if (_error->PendingError() == true)
         return false;
       pkgTagFile Parser(&Pkg);
       if (_error->PendingError() == true)
         return false;


@@ -178,7 +141,6 @@ bool IndexCopy::CopyPackages(string CDROM,string Name,vector<string> &List,
            File = OrigPath + ChopDirs(File,Chop);
         
         // See if the file exists
            File = OrigPath + ChopDirs(File,Chop);
         
         // See if the file exists

-        bool Mangled = false;

         if (NoStat == false || Hits < 10)
         {
            // Attempt to fix broken structure
         if (NoStat == false || Hits < 10)
         {
            // Attempt to fix broken structure


@@ -201,6 +163,7 @@ bool IndexCopy::CopyPackages(string CDROM,string Name,vector<string> &List,
            if (stat(string(CDROM + Prefix + File).c_str(),&Buf) != 0 || 
                Buf.st_size == 0)
            {
            if (stat(string(CDROM + Prefix + File).c_str(),&Buf) != 0 || 
                Buf.st_size == 0)
            {

+              bool Mangled = false;

               // Attempt to fix busted symlink support for one instance
               string OrigFile = File;
               string::size_type Start = File.find("binary-");
               // Attempt to fix busted symlink support for one instance
               string OrigFile = File;
               string::size_type Start = File.find("binary-");


@@ -387,9 +350,6 @@ bool IndexCopy::ReconstructChop(unsigned long &Chop,string Dir,string File)
  */
 void IndexCopy::ConvertToSourceList(string CD,string &Path)
 {
  */
 void IndexCopy::ConvertToSourceList(string CD,string &Path)
 {

-   char S[300];
-   snprintf(S,sizeof(S),"binary-%s",_config->Find("Apt::Architecture").c_str());
-   

    // Strip the cdrom base path
    Path = string(Path,CD.length());
    if (Path.empty() == true)
    // Strip the cdrom base path
    Path = string(Path,CD.length());
    if (Path.empty() == true)


@@ -425,7 +385,13 @@ void IndexCopy::ConvertToSourceList(string CD,string &Path)
         return;
       string Binary = string(Path,Slash+1,BinSlash - Slash-1);
       
         return;
       string Binary = string(Path,Slash+1,BinSlash - Slash-1);
       

-      if (Binary != S && Binary != "source")
+      if (strncmp(Binary.c_str(), "binary-", strlen("binary-")) == 0)
+      {
+        Binary.erase(0, strlen("binary-"));
+        if (APT::Configuration::checkArchitecture(Binary) == false)
+           continue;
+      }
+      else if (Binary != "source")

         continue;
 
       Path = Dist + ' ' + Comp;
         continue;
 
       Path = Dist + ' ' + Comp;


@@ -531,17 +497,20 @@ bool SourceCopy::RewriteEntry(FILE *Target,string File)
 bool SigVerify::Verify(string prefix, string file, indexRecords *MetaIndex)
 {
    const indexRecords::checkSum *Record = MetaIndex->Lookup(file);
 bool SigVerify::Verify(string prefix, string file, indexRecords *MetaIndex)
 {
    const indexRecords::checkSum *Record = MetaIndex->Lookup(file);

+   bool const Debug = _config->FindB("Debug::aptcdrom",false);

 
 

-   // we skip non-existing files in the verifcation to support a cdrom
-   // with no Packages file (just a Package.gz), see LP: #255545
-   // (non-existing files are not considered a error)
+   // we skip non-existing files in the verifcation of the Release file
+   // as non-existing files do not harm, but a warning scares people and
+   // makes it hard to strip unneeded files from an ISO like uncompressed
+   // indexes as it is done on the mirrors (see also LP: #255545 )

    if(!RealFileExists(prefix+file))
    {
    if(!RealFileExists(prefix+file))
    {

-      _error->Warning(_("Skipping nonexistent file %s"), string(prefix+file).c_str());
+      if (Debug == true)
+        cout << "Skipping nonexistent in " << prefix << " file " << file << std::endl;

       return true;
    }
 
       return true;
    }
 

-   if (!Record) 
+   if (!Record)

    {
       _error->Warning(_("Can't find authentication record for: %s"), file.c_str());
       return false;
    {
       _error->Warning(_("Can't find authentication record for: %s"), file.c_str());
       return false;


@@ -553,7 +522,7 @@ bool SigVerify::Verify(string prefix, string file, indexRecords *MetaIndex)
       return false;
    }
 
       return false;
    }
 

-   if(_config->FindB("Debug::aptcdrom",false)) 
+   if(Debug == true)

    {
       cout << "File: " << prefix+file << endl;
       cout << "Expected Hash " << Record->Hash.toStr() << endl;
    {
       cout << "File: " << prefix+file << endl;
       cout << "Expected Hash " << Record->Hash.toStr() << endl;


@@ -575,11 +544,9 @@ bool SigVerify::CopyMetaIndex(string CDROM, string CDName,         /*{{{*/
       FileFd Rel;
       Target.Open(TargetF,FileFd::WriteAtomic);
       Rel.Open(prefix + file,FileFd::ReadOnly);
       FileFd Rel;
       Target.Open(TargetF,FileFd::WriteAtomic);
       Rel.Open(prefix + file,FileFd::ReadOnly);

-      if (_error->PendingError() == true)
-        return false;

       if (CopyFile(Rel,Target) == false)
       if (CopyFile(Rel,Target) == false)

-        return false;
-   
+        return _error->Error("Copying of '%s' for '%s' from '%s' failed", file.c_str(), CDName.c_str(), prefix.c_str());
+

       return true;
 }
                                                                        /*}}}*/
       return true;
 }
                                                                        /*}}}*/


@@ -602,13 +569,19 @@ bool SigVerify::CopyAndVerify(string CDROM,string Name,vector<string> &SigList,
 
       string const releasegpg = *I+"Release.gpg";
       string const release = *I+"Release";
 
       string const releasegpg = *I+"Release.gpg";
       string const release = *I+"Release";

+      string const inrelease = *I+"InRelease";
+      bool useInRelease = true;

 
       // a Release.gpg without a Release should never happen
 
       // a Release.gpg without a Release should never happen

-      if(RealFileExists(release) == false)
+      if (RealFileExists(inrelease) == true)
+        ;
+      else if(RealFileExists(release) == false || RealFileExists(releasegpg) == false)

       {
         delete MetaIndex;
         continue;
       }
       {
         delete MetaIndex;
         continue;
       }

+      else
+        useInRelease = false;

 
       pid_t pid = ExecFork();
       if(pid < 0) {
 
       pid_t pid = ExecFork();
       if(pid < 0) {


@@ -616,11 +589,16 @@ bool SigVerify::CopyAndVerify(string CDROM,string Name,vector<string> &SigList,
         return false;
       }
       if(pid == 0)
         return false;
       }
       if(pid == 0)

-        RunGPGV(release, releasegpg);
+      {
+        if (useInRelease == true)
+           ExecGPGV(inrelease, inrelease);
+        else
+           ExecGPGV(release, releasegpg);
+      }

 
       if(!ExecWait(pid, "gpgv")) {
         _error->Warning("Signature verification failed for: %s",
 
       if(!ExecWait(pid, "gpgv")) {
         _error->Warning("Signature verification failed for: %s",

-                        releasegpg.c_str());
+                        (useInRelease ? inrelease.c_str() : releasegpg.c_str()));

         // something went wrong, don't copy the Release.gpg
         // FIXME: delete any existing gpg file?
         continue;
         // something went wrong, don't copy the Release.gpg
         // FIXME: delete any existing gpg file?
         continue;


@@ -650,131 +628,30 @@ bool SigVerify::CopyAndVerify(string CDROM,string Name,vector<string> &SigList,
       delete MetaIndex;
    
       // everything was fine, copy the Release and Release.gpg file
       delete MetaIndex;
    
       // everything was fine, copy the Release and Release.gpg file

-      CopyMetaIndex(CDROM, Name, prefix, "Release");
-      CopyMetaIndex(CDROM, Name, prefix, "Release.gpg");
-   }   
-
-   return true;
-}
-                                                                       /*}}}*/
-// SigVerify::RunGPGV - returns the command needed for verify          /*{{{*/
-// ---------------------------------------------------------------------
-/* Generating the commandline for calling gpgv is somehow complicated as
-   we need to add multiple keyrings and user supplied options. Also, as
-   the cdrom code currently can not use the gpgv method we have two places
-   these need to be done - so the place for this method is wrong but better
-   than code duplication… */
-bool SigVerify::RunGPGV(std::string const &File, std::string const &FileGPG,
-                       int const &statusfd, int fd[2])
-{
-   if (File == FileGPG)
-   {
-      #define SIGMSG "-----BEGIN PGP SIGNED MESSAGE-----\n"
-      char buffer[sizeof(SIGMSG)];
-      FILE* gpg = fopen(File.c_str(), "r");
-      if (gpg == NULL)
-        return _error->Errno("RunGPGV", _("Could not open file %s"), File.c_str());
-      char const * const test = fgets(buffer, sizeof(buffer), gpg);
-      fclose(gpg);
-      if (test == NULL || strcmp(buffer, SIGMSG) != 0)
-        return _error->Error(_("File %s doesn't start with a clearsigned message"), File.c_str());
-      #undef SIGMSG
-   }
-
-
-   string const gpgvpath = _config->Find("Dir::Bin::gpg", "/usr/bin/gpgv");
-   // FIXME: remove support for deprecated APT::GPGV setting
-   string const trustedFile = _config->Find("APT::GPGV::TrustedKeyring", _config->FindFile("Dir::Etc::Trusted"));
-   string const trustedPath = _config->FindDir("Dir::Etc::TrustedParts");
-
-   bool const Debug = _config->FindB("Debug::Acquire::gpgv", false);
-
-   if (Debug == true)
-   {
-      std::clog << "gpgv path: " << gpgvpath << std::endl;
-      std::clog << "Keyring file: " << trustedFile << std::endl;
-      std::clog << "Keyring path: " << trustedPath << std::endl;
-   }
-
-   std::vector<string> keyrings;
-   if (DirectoryExists(trustedPath))
-     keyrings = GetListOfFilesInDir(trustedPath, "gpg", false, true);
-   if (RealFileExists(trustedFile) == true)
-     keyrings.push_back(trustedFile);
-
-   std::vector<const char *> Args;
-   Args.reserve(30);
-
-   if (keyrings.empty() == true)
-   {
-      // TRANSLATOR: %s is the trusted keyring parts directory
-      return _error->Error(_("No keyring installed in %s."),
-                          _config->FindDir("Dir::Etc::TrustedParts").c_str());
-   }
-
-   Args.push_back(gpgvpath.c_str());
-   Args.push_back("--ignore-time-conflict");
-
-   if (statusfd != -1)
-   {
-      Args.push_back("--status-fd");
-      char fd[10];
-      snprintf(fd, sizeof(fd), "%i", statusfd);
-      Args.push_back(fd);
-   }
-
-   for (vector<string>::const_iterator K = keyrings.begin();
-       K != keyrings.end(); ++K)
-   {
-      Args.push_back("--keyring");
-      Args.push_back(K->c_str());
-   }
-
-   Configuration::Item const *Opts;
-   Opts = _config->Tree("Acquire::gpgv::Options");
-   if (Opts != 0)
-   {
-      Opts = Opts->Child;
-      for (; Opts != 0; Opts = Opts->Next)
+      if (useInRelease == true)
+        CopyMetaIndex(CDROM, Name, prefix, "InRelease");
+      else

       {
       {

-        if (Opts->Value.empty() == true)
-           continue;
-        Args.push_back(Opts->Value.c_str());
+        CopyMetaIndex(CDROM, Name, prefix, "Release");
+        CopyMetaIndex(CDROM, Name, prefix, "Release.gpg");

       }
       }

-   }
-
-   Args.push_back(FileGPG.c_str());
-   if (FileGPG != File)
-      Args.push_back(File.c_str());
-   Args.push_back(NULL);
-
-   if (Debug == true)
-   {
-      std::clog << "Preparing to exec: " << gpgvpath;
-      for (std::vector<const char *>::const_iterator a = Args.begin(); *a != NULL; ++a)
-        std::clog << " " << *a;
-      std::clog << std::endl;
-   }
-
-   if (statusfd != -1)
-   {
-      int const nullfd = open("/dev/null", O_RDONLY);
-      close(fd[0]);
-      // Redirect output to /dev/null; we read from the status fd
-      dup2(nullfd, STDOUT_FILENO);
-      dup2(nullfd, STDERR_FILENO);
-      // Redirect the pipe to the status fd (3)
-      dup2(fd[1], statusfd);
-
-      putenv((char *)"LANG=");
-      putenv((char *)"LC_ALL=");
-      putenv((char *)"LC_MESSAGES=");
-   }
+   }   

 
 

-   execvp(gpgvpath.c_str(), (char **) &Args[0]);

    return true;
 }
                                                                        /*}}}*/
    return true;
 }
                                                                        /*}}}*/

+// SigVerify::RunGPGV - deprecated wrapper calling ExecGPGV            /*{{{*/
+bool SigVerify::RunGPGV(std::string const &File, std::string const &FileOut,
+      int const &statusfd, int fd[2]) {
+   ExecGPGV(File, FileOut, statusfd, fd);
+   return false;
+};
+bool SigVerify::RunGPGV(std::string const &File, std::string const &FileOut,
+      int const &statusfd) {
+   ExecGPGV(File, FileOut, statusfd);
+   return false;
+};
+                                                                       /*}}}*/

 bool TranslationsCopy::CopyTranslations(string CDROM,string Name,      /*{{{*/
                                vector<string> &List, pkgCdromStatus *log)
 {
 bool TranslationsCopy::CopyTranslations(string CDROM,string Name,      /*{{{*/
                                vector<string> &List, pkgCdromStatus *log)
 {


@@ -789,74 +666,36 @@ bool TranslationsCopy::CopyTranslations(string CDROM,string Name, /*{{{*/
    
    // Prepare the progress indicator
    off_t TotalSize = 0;
    
    // Prepare the progress indicator
    off_t TotalSize = 0;

+   std::vector<APT::Configuration::Compressor> const compressor = APT::Configuration::getCompressors();

    for (vector<string>::iterator I = List.begin(); I != List.end(); ++I)
    {
       struct stat Buf;
    for (vector<string>::iterator I = List.begin(); I != List.end(); ++I)
    {
       struct stat Buf;

-      if (stat(string(*I).c_str(),&Buf) != 0 &&
-         stat(string(*I + ".gz").c_str(),&Buf) != 0)
-        return _error->Errno("stat","Stat failed for %s",
-                             string(*I).c_str());
+      bool found = false;
+      std::string file = *I;
+      for (std::vector<APT::Configuration::Compressor>::const_iterator c = compressor.begin();
+          c != compressor.end(); ++c)
+      {
+        if (stat(std::string(file + c->Extension).c_str(), &Buf) != 0)
+           continue;
+        found = true;
+        break;
+      }
+
+      if (found == false)
+        return _error->Errno("stat", "Stat failed for %s", file.c_str());

       TotalSize += Buf.st_size;
       TotalSize += Buf.st_size;

-   }   
+   }

 
    off_t CurrentSize = 0;
    unsigned int NotFound = 0;
    unsigned int WrongSize = 0;
    unsigned int Packages = 0;
    for (vector<string>::iterator I = List.begin(); I != List.end(); ++I)
 
    off_t CurrentSize = 0;
    unsigned int NotFound = 0;
    unsigned int WrongSize = 0;
    unsigned int Packages = 0;
    for (vector<string>::iterator I = List.begin(); I != List.end(); ++I)

-   {      
-      string OrigPath = string(*I,CDROM.length());
-      off_t FileSize = 0;
-      
+   {

       // Open the package file
       // Open the package file

-      FileFd Pkg;
-      if (RealFileExists(*I) == true)
-      {
-        Pkg.Open(*I,FileFd::ReadOnly);
-        FileSize = Pkg.Size();
-      }      
-      else
-      {
-        FileFd From(*I + ".gz",FileFd::ReadOnly);
-        if (_error->PendingError() == true)
-           return false;
-        FileSize = From.Size();
-        
-        // Get a temp file
-        FILE *tmp = tmpfile();
-        if (tmp == 0)
-           return _error->Errno("tmpfile","Unable to create a tmp file");
-        Pkg.Fd(dup(fileno(tmp)));
-        fclose(tmp);
-        
-        // Fork gzip
-        pid_t Process = fork();
-        if (Process < 0)
-           return _error->Errno("fork","Couldn't fork gzip");
-        
-        // The child
-        if (Process == 0)
-        {          
-           dup2(From.Fd(),STDIN_FILENO);
-           dup2(Pkg.Fd(),STDOUT_FILENO);
-           SetCloseExec(STDIN_FILENO,false);
-           SetCloseExec(STDOUT_FILENO,false);
-           
-           const char *Args[3];
-           string Tmp =  _config->Find("Dir::bin::gzip","gzip");
-           Args[0] = Tmp.c_str();
-           Args[1] = "-d";
-           Args[2] = 0;
-           execvp(Args[0],(char **)Args);
-           exit(100);
-        }
-        
-        // Wait for gzip to finish
-        if (ExecWait(Process,_config->Find("Dir::bin::gzip","gzip").c_str(),false) == false)
-           return _error->Error("gzip failed, perhaps the disk is full.");
-        
-        Pkg.Seek(0);
-      }
+      FileFd Pkg(*I, FileFd::ReadOnly, FileFd::Auto);
+      off_t const FileSize = Pkg.Size();
+

       pkgTagFile Parser(&Pkg);
       if (_error->PendingError() == true)
         return false;
       pkgTagFile Parser(&Pkg);
       if (_error->PendingError() == true)
         return false;


@@ -867,9 +706,14 @@ bool TranslationsCopy::CopyTranslations(string CDROM,string Name,  /*{{{*/
               (*I).c_str() + CDROM.length());
       string TargetF = _config->FindDir("Dir::State::lists") + "partial/";
       TargetF += URItoFileName(S);
               (*I).c_str() + CDROM.length());
       string TargetF = _config->FindDir("Dir::State::lists") + "partial/";
       TargetF += URItoFileName(S);

+      FileFd Target;

       if (_config->FindB("APT::CDROM::NoAct",false) == true)
       if (_config->FindB("APT::CDROM::NoAct",false) == true)

+      {

         TargetF = "/dev/null";
         TargetF = "/dev/null";

-      FileFd Target(TargetF,FileFd::WriteAtomic);
+        Target.Open(TargetF,FileFd::WriteExists);
+      } else {
+        Target.Open(TargetF,FileFd::WriteAtomic);
+      }

       FILE *TargetFl = fdopen(dup(Target.Fd()),"w");
       if (_error->PendingError() == true)
         return false;
       FILE *TargetFl = fdopen(dup(Target.Fd()),"w");
       if (_error->PendingError() == true)
         return false;