##################################################################### */
/*}}}*/
// Include Files /*{{{*/
+#include <config.h>
+
#include <apt-pkg/acquire-method.h>
#include <apt-pkg/error.h>
#include <apt-pkg/configuration.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/fileutl.h>
#include <apt-pkg/hashes.h>
-
+#include <apt-pkg/md5.h>
+#include <apt-pkg/sha1.h>
+#include <apt-pkg/sha2.h>
+
+#include <stdarg.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <string>
+#include <vector>
#include <iostream>
#include <stdio.h>
-#include <sys/signal.h>
/*}}}*/
using namespace std;
void pkgAcqMethod::Fail(string Err,bool Transient)
{
// Strip out junk from the error messages
- for (string::iterator I = Err.begin(); I != Err.end(); I++)
+ for (string::iterator I = Err.begin(); I != Err.end(); ++I)
{
if (*I == '\r')
*I = ' ';
if (Queue != 0)
{
std::cout << "400 URI Failure\nURI: " << Queue->Uri << "\n"
- << "Message: " << Err << " " << IP << "\n";
- // Dequeue
- FetchItem *Tmp = Queue;
- Queue = Queue->Next;
- delete Tmp;
- if (Tmp == QueueBack)
- QueueBack = Queue;
+ << "Message: " << Err;
+ if (IP.empty() == false && _config->FindB("Acquire::Failure::ShowIP", true) == true)
+ std::cout << " " << IP;
+ std::cout << "\n";
+ Dequeue();
}
else
std::cout << "400 URI Failure\nURI: <UNKNOWN>\nMessage: " << Err << "\n";
std::cout << "\n" << std::flush;
}
+ /*}}}*/
+// AcqMethod::DropPrivsOrDie - Drop privileges or die /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+void pkgAcqMethod::DropPrivsOrDie()
+{
+ if (!DropPrivileges()) {
+ Fail(false);
+ exit(112); /* call the european emergency number */
+ }
+}
+
/*}}}*/
// AcqMethod::URIStart - Indicate a download is starting /*{{{*/
// ---------------------------------------------------------------------
// AcqMethod::URIDone - A URI is finished /*{{{*/
// ---------------------------------------------------------------------
/* */
+static void printHashStringList(HashStringList const * const list)
+{
+ for (HashStringList::const_iterator hash = list->begin(); hash != list->end(); ++hash)
+ {
+ // very old compatibility name for MD5Sum
+ if (hash->HashType() == "MD5Sum")
+ std::cout << "MD5-Hash: " << hash->HashValue() << "\n";
+ std::cout << hash->HashType() << "-Hash: " << hash->HashValue() << "\n";
+ }
+}
void pkgAcqMethod::URIDone(FetchResult &Res, FetchResult *Alt)
{
if (Queue == 0)
if (Res.LastModified != 0)
std::cout << "Last-Modified: " << TimeRFC1123(Res.LastModified) << "\n";
- if (Res.MD5Sum.empty() == false)
- std::cout << "MD5-Hash: " << Res.MD5Sum << "\n"
- << "MD5Sum-Hash: " << Res.MD5Sum << "\n";
- if (Res.SHA1Sum.empty() == false)
- std::cout << "SHA1-Hash: " << Res.SHA1Sum << "\n";
- if (Res.SHA256Sum.empty() == false)
- std::cout << "SHA256-Hash: " << Res.SHA256Sum << "\n";
+ printHashStringList(&Res.Hashes);
+
if (UsedMirror.empty() == false)
std::cout << "UsedMirror: " << UsedMirror << "\n";
if (Res.GPGVOutput.empty() == false)
if (Alt->LastModified != 0)
std::cout << "Alt-Last-Modified: " << TimeRFC1123(Alt->LastModified) << "\n";
- if (Alt->MD5Sum.empty() == false)
- std::cout << "Alt-MD5-Hash: " << Alt->MD5Sum << "\n";
- if (Alt->SHA1Sum.empty() == false)
- std::cout << "Alt-SHA1-Hash: " << Alt->SHA1Sum << "\n";
- if (Alt->SHA256Sum.empty() == false)
- std::cout << "Alt-SHA256-Hash: " << Alt->SHA256Sum << "\n";
+ printHashStringList(&Alt->Hashes);
if (Alt->IMSHit == true)
std::cout << "Alt-IMS-Hit: true\n";
}
std::cout << "\n" << std::flush;
-
- // Dequeue
- FetchItem *Tmp = Queue;
- Queue = Queue->Next;
- delete Tmp;
- if (Tmp == QueueBack)
- QueueBack = Queue;
+ Dequeue();
}
/*}}}*/
// AcqMethod::MediaFail - Syncronous request for new media /*{{{*/
I += Length + 1;
for (; I < MsgEnd && *I == ' '; I++);
- const char *Equals = I;
- for (; Equals < MsgEnd && *Equals != '='; Equals++);
- const char *End = Equals;
- for (; End < MsgEnd && *End != '\n'; End++);
- if (End == Equals)
+ const char *Equals = (const char*) memchr(I, '=', MsgEnd - I);
+ if (Equals == NULL)
return false;
+ const char *End = (const char*) memchr(Equals, '\n', MsgEnd - Equals);
+ if (End == NULL)
+ End = MsgEnd;
Cnf.Set(DeQuoteString(string(I,Equals-I)),
DeQuoteString(string(Equals+1,End-Equals-1)));
Tmp->LastModified = 0;
Tmp->IndexFile = StringToBool(LookupTag(Message,"Index-File"),false);
Tmp->FailIgnore = StringToBool(LookupTag(Message,"Fail-Ignore"),false);
+ Tmp->ExpectedHashes = HashStringList();
+ for (char const * const * t = HashString::SupportedHashes(); *t != NULL; ++t)
+ {
+ std::string tag = "Expected-";
+ tag.append(*t);
+ std::string const hash = LookupTag(Message, tag.c_str());
+ if (hash.empty() == false)
+ Tmp->ExpectedHashes.push_back(HashString(*t, hash));
+ }
+ char *End;
+ if (Tmp->ExpectedHashes.FileSize() > 0)
+ Tmp->MaximumSize = Tmp->ExpectedHashes.FileSize();
+ else
+ Tmp->MaximumSize = strtoll(LookupTag(Message, "Maximum-Size", "0").c_str(), &End, 10);
Tmp->Next = 0;
// Append it to the list
*I = Tmp;
if (QueueBack == 0)
QueueBack = Tmp;
-
+
// Notify that this item is to be fetched.
- if (Fetch(Tmp) == false)
+ if (URIAcquire(Message, Tmp) == false)
Fail();
-
- break;
- }
- }
+
+ break;
+ }
+ }
}
Exit();
}
/*}}}*/
// AcqMethod::PrintStatus - privately really send a log/status message /*{{{*/
-// ---------------------------------------------------------------------
-/* */
void pkgAcqMethod::PrintStatus(char const * const header, const char* Format,
va_list &args) const
{
/*}}}*/
// AcqMethod::Redirect - Send a redirect message /*{{{*/
// ---------------------------------------------------------------------
-/* This method sends the redirect message and also manipulates the queue
- to keep the pipeline synchronized. */
+/* This method sends the redirect message and dequeues the item as
+ * the worker will enqueue again later on to the right queue */
void pkgAcqMethod::Redirect(const string &NewURI)
{
- std::cout << "103 Redirect\nURI: ";
- if (Queue != 0)
- std::cout << Queue->Uri << "\n";
- else
- std::cout << "<UNKNOWN>\n";
- std::cout << "New-URI: " << NewURI << "\n"
+ std::cout << "103 Redirect\nURI: " << Queue->Uri << "\n"
+ << "New-URI: " << NewURI << "\n"
<< "\n" << std::flush;
-
- // Change the URI for the request.
- Queue->Uri = NewURI;
-
- /* To keep the pipeline synchronized, move the current request to
- the end of the queue, past the end of the current pipeline. */
- FetchItem *I;
- for (I = Queue; I->Next != 0; I = I->Next) ;
- I->Next = Queue;
- Queue = Queue->Next;
- I->Next->Next = 0;
- if (QueueBack == 0)
- QueueBack = I->Next;
+ Dequeue();
}
/*}}}*/
// AcqMethod::FetchResult::FetchResult - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* */
pkgAcqMethod::FetchResult::FetchResult() : LastModified(0),
- IMSHit(false), Size(0), ResumePoint(0)
+ IMSHit(false), Size(0), ResumePoint(0), d(NULL)
{
}
/*}}}*/
// ---------------------------------------------------------------------
/* This hides the number of hashes we are supporting from the caller.
It just deals with the hash class. */
-void pkgAcqMethod::FetchResult::TakeHashes(Hashes &Hash)
+void pkgAcqMethod::FetchResult::TakeHashes(class Hashes &Hash)
{
- MD5Sum = Hash.MD5.Result();
- SHA1Sum = Hash.SHA1.Result();
- SHA256Sum = Hash.SHA256.Result();
+ Hashes = Hash.GetHashStringList();
+}
+ /*}}}*/
+void pkgAcqMethod::Dequeue() { /*{{{*/
+ FetchItem const * const Tmp = Queue;
+ Queue = Queue->Next;
+ if (Tmp == QueueBack)
+ QueueBack = Queue;
+ delete Tmp;
}
/*}}}*/
+pkgAcqMethod::~pkgAcqMethod() {}
+
+pkgAcqMethod::FetchItem::FetchItem() :
+ Next(nullptr), DestFileFd(-1), LastModified(0), IndexFile(false),
+ FailIgnore(false), MaximumSize(0), d(nullptr)
+{}
+pkgAcqMethod::FetchItem::~FetchItem() {}
+
+pkgAcqMethod::FetchResult::~FetchResult() {}