summaryrefslogtreecommitdiff
path: root/apt-pkg
diff options
context:
space:
mode:
authorArch Librarian <arch@canonical.com>2004-09-20 16:51:12 +0000
committerArch Librarian <arch@canonical.com>2004-09-20 16:51:12 +0000
commit8b89e57fa2ae7d34b055b8f804cee0c2c194043b (patch)
treee064dc401cfa03ed15eaafbc746ecd9bb379a211 /apt-pkg
parent92173b19af439ac49d842902a3a57105d396d7d8 (diff)
Stable acquire code
Author: jgg Date: 1998-10-26 07:11:43 GMT Stable acquire code
Diffstat (limited to 'apt-pkg')
-rw-r--r--apt-pkg/acquire-item.cc86
-rw-r--r--apt-pkg/acquire-item.h9
-rw-r--r--apt-pkg/acquire-worker.cc43
-rw-r--r--apt-pkg/acquire-worker.h5
-rw-r--r--apt-pkg/acquire.cc12
-rw-r--r--apt-pkg/acquire.h3
-rw-r--r--apt-pkg/contrib/fileutl.cc4
-rw-r--r--apt-pkg/contrib/fileutl.h4
8 files changed, 141 insertions, 25 deletions
diff --git a/apt-pkg/acquire-item.cc b/apt-pkg/acquire-item.cc
index e6eee197b..4435e2553 100644
--- a/apt-pkg/acquire-item.cc
+++ b/apt-pkg/acquire-item.cc
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: acquire-item.cc,v 1.4 1998/10/24 04:57:56 jgg Exp $
+// $Id: acquire-item.cc,v 1.5 1998/10/26 07:11:43 jgg Exp $
/* ######################################################################
Acquire Item - Item to acquire
@@ -65,6 +65,22 @@ void pkgAcquire::Item::Done(string,unsigned long,string)
Owner->Dequeue(this);
}
/*}}}*/
+// Acquire::Item::Rename - Rename a file /*{{{*/
+// ---------------------------------------------------------------------
+/* This helper function is used by alot of item methods as thier final
+ step */
+void pkgAcquire::Item::Rename(string From,string To)
+{
+ if (rename(From.c_str(),To.c_str()) != 0)
+ {
+ char S[300];
+ sprintf(S,"rename failed, %s (%s -> %s).",strerror(errno),
+ From.c_str(),To.c_str());
+ Status = StatError;
+ ErrorText = S;
+ }
+}
+ /*}}}*/
// AcqIndex::AcqIndex - Constructor /*{{{*/
// ---------------------------------------------------------------------
@@ -73,6 +89,8 @@ void pkgAcquire::Item::Done(string,unsigned long,string)
pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner,const pkgSourceList::Item *Location) :
Item(Owner), Location(Location)
{
+ Decompression = false;
+
DestFile = _config->FindDir("Dir::State::lists") + "partial/";
DestFile += URItoFileName(Location->PackagesURI());
@@ -97,6 +115,57 @@ string pkgAcqIndex::Custom600Headers()
return "\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
}
/*}}}*/
+// AcqIndex::Done - Finished a fetch /*{{{*/
+// ---------------------------------------------------------------------
+/* This goes through a number of states.. On the initial fetch the
+ method could possibly return an alternate filename which points
+ to the uncompressed version of the file. If this is so the file
+ is copied into the partial directory. In all other cases the file
+ is decompressed with a gzip uri. */
+void pkgAcqIndex::Done(string Message,unsigned long Size,string MD5)
+{
+ Item::Done(Message,Size,MD5);
+
+ if (Decompression == true)
+ {
+ // Done, move it into position
+ string FinalFile = _config->FindDir("Dir::State::lists");
+ FinalFile += URItoFileName(Location->PackagesURI());
+ Rename(DestFile,FinalFile);
+ return;
+ }
+
+ // Handle the unzipd case
+ string FileName = LookupTag(Message,"Alt-Filename");
+ if (FileName.empty() == false)
+ {
+ // The files timestamp matches
+ if (StringToBool(LookupTag(Message,"Alt-IMS-Hit"),false) == true)
+ return;
+
+ Decompression = true;
+ DestFile += ".decomp";
+ QueueURI("copy:" + FileName,string());
+ return;
+ }
+
+ FileName = LookupTag(Message,"Filename");
+ if (FileName.empty() == true)
+ {
+ Status = StatError;
+ ErrorText = "Method gave a blank filename";
+ }
+
+ // The files timestamp matches
+ if (StringToBool(LookupTag(Message,"IMS-Hit"),false) == true)
+ return;
+
+ Decompression = true;
+ DestFile += ".decomp";
+ QueueURI("gzip:" + FileName,string());
+}
+ /*}}}*/
+
// AcqIndexRel::pkgAcqIndexRel - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* The Release file is added to the queue */
@@ -139,7 +208,12 @@ void pkgAcqIndexRel::Done(string Message,unsigned long Size,string MD5)
{
Status = StatError;
ErrorText = "Method gave a blank filename";
+ return;
}
+
+ // The files timestamp matches
+ if (StringToBool(LookupTag(Message,"IMS-Hit"),false) == true)
+ return;
// We have to copy it into place
if (FileName != DestFile)
@@ -151,14 +225,6 @@ void pkgAcqIndexRel::Done(string Message,unsigned long Size,string MD5)
// Done, move it into position
string FinalFile = _config->FindDir("Dir::State::lists");
FinalFile += URItoFileName(Location->ReleaseURI());
-
- if (rename(DestFile.c_str(),FinalFile.c_str()) != 0)
- {
- char S[300];
- sprintf(S,"rename failed, %s (%s -> %s).",strerror(errno),
- DestFile.c_str(),FinalFile.c_str());
- Status = StatError;
- ErrorText = S;
- }
+ Rename(DestFile,FinalFile);
}
/*}}}*/
diff --git a/apt-pkg/acquire-item.h b/apt-pkg/acquire-item.h
index 352fc3e24..bdd4d3581 100644
--- a/apt-pkg/acquire-item.h
+++ b/apt-pkg/acquire-item.h
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: acquire-item.h,v 1.3 1998/10/24 04:57:57 jgg Exp $
+// $Id: acquire-item.h,v 1.4 1998/10/26 07:11:44 jgg Exp $
/* ######################################################################
Acquire Item - Item to acquire
@@ -33,6 +33,8 @@ class pkgAcquire::Item
inline void QueueURI(string URI,string Description)
{Owner->Enqueue(this,URI,Description);};
+ void Rename(string From,string To);
+
public:
// State of the item
@@ -60,9 +62,11 @@ class pkgAcqIndex : public pkgAcquire::Item
protected:
const pkgSourceList::Item *Location;
+ bool Decompression;
public:
+ virtual void Done(string Message,unsigned long Size,string Md5Hash);
virtual string Custom600Headers();
pkgAcqIndex(pkgAcquire *Owner,const pkgSourceList::Item *Location);
@@ -77,8 +81,7 @@ class pkgAcqIndexRel : public pkgAcquire::Item
public:
- virtual void Done(string Message,unsigned long Size,string Md5Hash);
-
+ virtual void Done(string Message,unsigned long Size,string Md5Hash);
virtual string Custom600Headers();
pkgAcqIndexRel(pkgAcquire *Owner,const pkgSourceList::Item *Location);
diff --git a/apt-pkg/acquire-worker.cc b/apt-pkg/acquire-worker.cc
index 936d469c3..392c8ca47 100644
--- a/apt-pkg/acquire-worker.cc
+++ b/apt-pkg/acquire-worker.cc
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: acquire-worker.cc,v 1.6 1998/10/24 04:57:58 jgg Exp $
+// $Id: acquire-worker.cc,v 1.7 1998/10/26 07:11:45 jgg Exp $
/* ######################################################################
Acquire Worker
@@ -106,7 +106,9 @@ bool pkgAcquire::Worker::Start()
close(Pipes[I]);
return false;
}
-
+ for (int I = 0; I != 4; I++)
+ SetCloseExec(Pipes[0],true);
+
// Fork off the process
Process = fork();
if (Process < 0)
@@ -122,8 +124,6 @@ bool pkgAcquire::Worker::Start()
dup2(Pipes[1],STDOUT_FILENO);
dup2(Pipes[2],STDIN_FILENO);
dup2(((filebuf *)clog.rdbuf())->fd(),STDERR_FILENO);
- for (int I = 0; I != 4; I++)
- close(Pipes[I]);
SetCloseExec(STDOUT_FILENO,false);
SetCloseExec(STDIN_FILENO,false);
SetCloseExec(STDERR_FILENO,false);
@@ -152,7 +152,8 @@ bool pkgAcquire::Worker::Start()
return _error->Error("Method %s did not start correctly",Method.c_str());
RunMessages();
- SendConfiguration();
+ if (OwnerQ != 0)
+ SendConfiguration();
return true;
}
@@ -416,3 +417,35 @@ bool pkgAcquire::Worker::MethodFailure()
return false;
}
/*}}}*/
+
+// InjectConfiguration - Configuration aid for methods /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+bool pkgInjectConfiguration(string &Message,Configuration &Cnf)
+{
+ const char *I = Message.begin();
+
+ unsigned int Length = strlen("Config-Item");
+ for (; I + Length < Message.end(); I++)
+ {
+ // Not a config item
+ if (I[Length] != ':' || stringcasecmp(I,I+Length,"Config-Item") != 0)
+ continue;
+
+ I += Length + 1;
+
+ for (; I < Message.end() && *I == ' '; I++);
+ const char *Equals = I;
+ for (; Equals < Message.end() && *Equals != '='; Equals++);
+ const char *End = Equals;
+ for (; End < Message.end() && *End != '\n'; End++);
+ if (End == Equals)
+ return false;
+
+ Cnf.Set(string(I,Equals-I),string(Equals+1,End-Equals-1));
+ I = End;
+ }
+
+ return true;
+}
+ /*}}}*/
diff --git a/apt-pkg/acquire-worker.h b/apt-pkg/acquire-worker.h
index eb04485b9..b0acde3e3 100644
--- a/apt-pkg/acquire-worker.h
+++ b/apt-pkg/acquire-worker.h
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: acquire-worker.h,v 1.4 1998/10/24 04:57:59 jgg Exp $
+// $Id: acquire-worker.h,v 1.5 1998/10/26 07:11:46 jgg Exp $
/* ######################################################################
Acquire Worker - Worker process manager
@@ -13,6 +13,7 @@
#define PKGLIB_ACQUIRE_WORKER_H
#include <apt-pkg/acquire.h>
+#include <apt-pkg/configuration.h>
#ifdef __GNUG__
#pragma interface "apt-pkg/acquire-worker.h"
@@ -80,4 +81,6 @@ class pkgAcquire::Worker
~Worker();
};
+bool pkgInjectConfiguration(string &Message,Configuration &Cnf);
+
#endif
diff --git a/apt-pkg/acquire.cc b/apt-pkg/acquire.cc
index 21aade75d..4ed21831d 100644
--- a/apt-pkg/acquire.cc
+++ b/apt-pkg/acquire.cc
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: acquire.cc,v 1.4 1998/10/24 04:58:01 jgg Exp $
+// $Id: acquire.cc,v 1.5 1998/10/26 07:11:47 jgg Exp $
/* ######################################################################
Acquire - File Acquiration
@@ -33,6 +33,7 @@ pkgAcquire::pkgAcquire()
Configs = 0;
Workers = 0;
ToFetch = 0;
+ Running = false;
string Mode = _config->Find("Acquire::Queue-Mode","host");
if (strcasecmp(Mode.c_str(),"host") == 0)
@@ -133,6 +134,9 @@ void pkgAcquire::Enqueue(Item *Itm,string URI,string Description)
// Queue it into the named queue
I->Enqueue(Itm,URI,Description);
ToFetch++;
+
+ if (Running == true)
+ I->Startup();
// Some trace stuff
if (Debug == true)
@@ -249,6 +253,8 @@ void pkgAcquire::RunFds(fd_set *RSet,fd_set *WSet)
manage the actual fetch. */
bool pkgAcquire::Run()
{
+ Running = true;
+
for (Queue *I = Queues; I != 0; I = I->Next)
I->Startup();
@@ -263,7 +269,10 @@ bool pkgAcquire::Run()
SetFds(Highest,&RFds,&WFds);
if (select(Highest+1,&RFds,&WFds,0,0) <= 0)
+ {
+ Running = false;
return _error->Errno("select","Select has failed");
+ }
RunFds(&RFds,&WFds);
}
@@ -271,6 +280,7 @@ bool pkgAcquire::Run()
for (Queue *I = Queues; I != 0; I = I->Next)
I->Shutdown();
+ Running = false;
return true;
}
/*}}}*/
diff --git a/apt-pkg/acquire.h b/apt-pkg/acquire.h
index d4dbed5f6..2e111cccd 100644
--- a/apt-pkg/acquire.h
+++ b/apt-pkg/acquire.h
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: acquire.h,v 1.4 1998/10/24 04:58:02 jgg Exp $
+// $Id: acquire.h,v 1.5 1998/10/26 07:11:48 jgg Exp $
/* ######################################################################
Acquire - File Acquiration
@@ -66,6 +66,7 @@ class pkgAcquire
// Configurable parameters for the schedular
enum {QueueHost,QueueAccess} QueueMode;
bool Debug;
+ bool Running;
void Add(Item *Item);
void Remove(Item *Item);
diff --git a/apt-pkg/contrib/fileutl.cc b/apt-pkg/contrib/fileutl.cc
index ad1fcf184..77e846117 100644
--- a/apt-pkg/contrib/fileutl.cc
+++ b/apt-pkg/contrib/fileutl.cc
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: fileutl.cc,v 1.12 1998/10/24 22:15:41 jgg Exp $
+// $Id: fileutl.cc,v 1.13 1998/10/26 07:11:49 jgg Exp $
/* ######################################################################
File Utilities
@@ -29,7 +29,7 @@
// CopyFile - Buffered copy of a file /*{{{*/
// ---------------------------------------------------------------------
/* The caller is expected to set things so that failure causes erasure */
-bool CopyFile(FileFd From,FileFd To)
+bool CopyFile(FileFd &From,FileFd &To)
{
if (From.IsOpen() == false || To.IsOpen() == false)
return false;
diff --git a/apt-pkg/contrib/fileutl.h b/apt-pkg/contrib/fileutl.h
index 7a72df09f..01dc46b13 100644
--- a/apt-pkg/contrib/fileutl.h
+++ b/apt-pkg/contrib/fileutl.h
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: fileutl.h,v 1.7 1998/10/20 02:39:29 jgg Exp $
+// $Id: fileutl.h,v 1.8 1998/10/26 07:11:50 jgg Exp $
/* ######################################################################
File Utilities
@@ -59,7 +59,7 @@ class FileFd
virtual ~FileFd();
};
-bool CopyFile(FileFd From,FileFd To);
+bool CopyFile(FileFd &From,FileFd &To);
int GetLock(string File,bool Errors = true);
bool FileExists(string File);
string SafeGetCWD();