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-rw-r--r--methods/copy.cc26
-rw-r--r--methods/gzip.cc179
-rw-r--r--methods/makefile6
3 files changed, 209 insertions, 2 deletions
diff --git a/methods/copy.cc b/methods/copy.cc
index 68253a64c..c1cc26a69 100644
--- a/methods/copy.cc
+++ b/methods/copy.cc
@@ -1,10 +1,10 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: copy.cc,v 1.1 1998/10/25 01:57:07 jgg Exp $
+// $Id: copy.cc,v 1.2 1998/10/25 07:07:29 jgg Exp $
/* ######################################################################
Copy URI - This method takes a uri like a file: uri and copies it
- to the destination URI.
+ to the destination file.
##################################################################### */
/*}}}*/
@@ -14,6 +14,7 @@
#include <apt-pkg/error.h>
#include <sys/stat.h>
+#include <utime.h>
#include <unistd.h>
#include <stdio.h>
/*}}}*/
@@ -103,7 +104,28 @@ int main()
Fail(URI);
continue;
}
+
+ From.Close();
+ To.Close();
+ // Transfer the modification times
+ struct stat Buf;
+ if (stat(File.c_str(),&Buf) != 0)
+ {
+ _error->Errno("stat","Failed to stat");
+ Fail(URI);
+ continue;
+ }
+ struct utimbuf TimeBuf;
+ TimeBuf.actime = Buf.st_atime;
+ TimeBuf.modtime = Buf.st_mtime;
+ if (utime(Target.c_str(),&TimeBuf) != 0)
+ {
+ _error->Errno("utime","Failed to set modification time");
+ Fail(URI);
+ continue;
+ }
+
// Send the message
Result += "\n\n";
if (write(STDOUT_FILENO,Result.begin(),Result.length()) !=
diff --git a/methods/gzip.cc b/methods/gzip.cc
new file mode 100644
index 000000000..15bff4d83
--- /dev/null
+++ b/methods/gzip.cc
@@ -0,0 +1,179 @@
+// -*- mode: cpp; mode: fold -*-
+// Description /*{{{*/
+// $Id: gzip.cc,v 1.1 1998/10/25 07:07:30 jgg Exp $
+/* ######################################################################
+
+ GZip method - Take a file URI in and decompress it into the target
+ file.
+
+ ##################################################################### */
+ /*}}}*/
+// Include Files /*{{{*/
+#include <apt-pkg/fileutl.h>
+#include <apt-pkg/error.h>
+#include <apt-pkg/configuration.h>
+#include <apt-pkg/acquire-worker.h>
+#include <strutl.h>
+
+#include <sys/stat.h>
+#include <unistd.h>
+#include <utime.h>
+#include <wait.h>
+#include <stdio.h>
+ /*}}}*/
+
+// Fail - Generate a failure message /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+void Fail(string URI)
+{
+ string Err = "Undetermined Error";
+ if (_error->empty() == false)
+ _error->PopMessage(Err);
+
+ printf("400 URI Failure\n"
+ "URI: %s\n"
+ "Message: %s\n\n",URI.c_str(),Err.c_str());
+ _error->Discard();
+}
+ /*}}}*/
+
+int main()
+{
+ setlinebuf(stdout);
+ SetNonBlock(STDIN_FILENO,true);
+
+ printf("100 Capabilities\n"
+ "Version: 1.0\n"
+ "Pipeline: true\n"
+ "Send-Config: true\n\n");
+
+ vector<string> Messages;
+ while (1)
+ {
+ if (WaitFd(STDIN_FILENO) == false ||
+ ReadMessages(STDIN_FILENO,Messages) == false)
+ return 0;
+
+ while (Messages.empty() == false)
+ {
+ string Message = Messages.front();
+ Messages.erase(Messages.begin());
+
+ // Fetch the message number
+ char *End;
+ int Number = strtol(Message.c_str(),&End,10);
+ if (End == Message.c_str())
+ {
+ cerr << "Malformed message!" << endl;
+ return 100;
+ }
+
+ // 601 configuration message
+ if (Number == 601)
+ {
+ pkgInjectConfiguration(Message,*_config);
+ continue;
+ }
+
+ // 600 URI Fetch message
+ if (Number != 600)
+ continue;
+
+ // Grab the URI bit
+ string URI = LookupTag(Message,"URI");
+ string Target = LookupTag(Message,"Filename");
+
+ // Grab the filename
+ string::size_type Pos = URI.find(':');
+ if (Pos == string::npos)
+ {
+ _error->Error("Invalid message");
+ Fail(URI);
+ continue;
+ }
+ string File = string(URI,Pos+1);
+
+ // Start the reply message
+ string Result = "201 URI Done";
+ Result += "\nURI: " + URI;
+ Result += "\nFileName: " + Target;
+
+ // See if the file exists
+ FileFd From(File,FileFd::ReadOnly);
+ FileFd To(Target,FileFd::WriteEmpty);
+ To.EraseOnFailure();
+ if (_error->PendingError() == true)
+ {
+ Fail(URI);
+ continue;
+ }
+
+ // Fork gzip
+ int Process = fork();
+ if (Process < 0)
+ {
+ _error->Errno("fork","Couldn't fork gzip");
+ Fail(URI);
+ continue;
+ }
+
+ // The child
+ if (Process == 0)
+ {
+ dup2(From.Fd(),STDIN_FILENO);
+ dup2(To.Fd(),STDOUT_FILENO);
+
+ const char *Args[3];
+ Args[0] = _config->FindFile("Dir::bin::gzip","gzip").c_str();
+ Args[1] = "-d";
+ Args[2] = 0;
+ execvp(Args[0],(char **)Args);
+ }
+ From.Close();
+ To.Close();
+
+ // Wait for gzip to finish
+ int Status;
+ if (waitpid(Process,&Status,0) != Process)
+ {
+ _error->Errno("wait","Waiting for gzip failed");
+ Fail(URI);
+ continue;
+ }
+
+ if (WIFEXITED(Status) == 0 || WEXITSTATUS(Status) != 0)
+ {
+ _error->Error("gzip failed, perhaps the disk is full or the directory permissions are wrong.");
+ Fail(URI);
+ continue;
+ }
+
+ // Transfer the modification times
+ struct stat Buf;
+ if (stat(File.c_str(),&Buf) != 0)
+ {
+ _error->Errno("stat","Failed to stat");
+ Fail(URI);
+ continue;
+ }
+ struct utimbuf TimeBuf;
+ TimeBuf.actime = Buf.st_atime;
+ TimeBuf.modtime = Buf.st_mtime;
+ if (utime(Target.c_str(),&TimeBuf) != 0)
+ {
+ _error->Errno("utime","Failed to set modification time");
+ Fail(URI);
+ continue;
+ }
+
+ // Send the message
+ Result += "\n\n";
+ if (write(STDOUT_FILENO,Result.begin(),Result.length()) !=
+ (signed)Result.length())
+ return 100;
+ }
+ }
+
+ return 0;
+}
diff --git a/methods/makefile b/methods/makefile
index ac76b56d9..1656f5700 100644
--- a/methods/makefile
+++ b/methods/makefile
@@ -17,3 +17,9 @@ PROGRAM=copy
SLIBS = -lapt-pkg
SOURCE = copy.cc
include $(PROGRAM_H)
+
+# The gzip method
+PROGRAM=gzip
+SLIBS = -lapt-pkg
+SOURCE = gzip.cc
+include $(PROGRAM_H)