#include <apt-pkg/pkgrecords.h>
#include <apt-pkg/indexrecords.h>
#include <apt-pkg/hashes.h>
+#include <apt-pkg/weakptr.h>
/** \addtogroup acquire
* @{
* \file acquire-item.h
*/
-/** \brief Represents the process by which a pkgAcquire object should
+/** \brief Represents the process by which a pkgAcquire object should {{{
* retrieve a file or a collection of files.
*
* By convention, Item subclasses should insert themselves into the
*
* \see pkgAcquire
*/
-class pkgAcquire::Item
+class pkgAcquire::Item : public WeakPointable
{
protected:
string ErrorText;
/** \brief The size of the object to fetch. */
- unsigned long FileSize;
+ unsigned long long FileSize;
/** \brief How much of the object was already fetched. */
- unsigned long PartialSize;
+ unsigned long long PartialSize;
/** \brief If not \b NULL, contains the name of a subprocess that
* is operating on this object (for instance, "gzip" or "gpgv").
*/
virtual ~Item();
};
-
-/** \brief Information about an index patch (aka diff). */
+ /*}}}*/
+/** \brief Information about an index patch (aka diff). */ /*{{{*/
struct DiffInfo {
/** The filename of the diff. */
string file;
/** The size of the diff. */
unsigned long size;
};
+ /*}}}*/
+/** \brief An item that is responsible for fetching a SubIndex {{{
+ *
+ * The MetaIndex file includes only records for important indexes
+ * and records for these SubIndex files so these can carry records
+ * for addition files like PDiffs and Translations
+ */
+class pkgAcqSubIndex : public pkgAcquire::Item
+{
+ protected:
+ /** \brief If \b true, debugging information will be written to std::clog. */
+ bool Debug;
-/** \brief An item that is responsible for fetching an index file of
+ /** \brief The item that is currently being downloaded. */
+ pkgAcquire::ItemDesc Desc;
+
+ /** \brief The Hash that this file should have after download
+ */
+ HashString ExpectedHash;
+
+ public:
+ // Specialized action members
+ virtual void Failed(string Message,pkgAcquire::MethodConfig *Cnf);
+ virtual void Done(string Message,unsigned long Size,string Md5Hash,
+ pkgAcquire::MethodConfig *Cnf);
+ virtual string DescURI() {return Desc.URI;};
+ virtual string Custom600Headers();
+ virtual bool ParseIndex(string const &IndexFile);
+
+ /** \brief Create a new pkgAcqSubIndex.
+ *
+ * \param Owner The Acquire object that owns this item.
+ *
+ * \param URI The URI of the list file to download.
+ *
+ * \param URIDesc A long description of the list file to download.
+ *
+ * \param ShortDesc A short description of the list file to download.
+ *
+ * \param ExpectedHash The list file's MD5 signature.
+ */
+ pkgAcqSubIndex(pkgAcquire *Owner, string const &URI,string const &URIDesc,
+ string const &ShortDesc, HashString const &ExpectedHash);
+};
+ /*}}}*/
+/** \brief An item that is responsible for fetching an index file of {{{
* package list diffs and starting the package list's download.
*
* This item downloads the Index file and parses it, then enqueues
pkgAcqDiffIndex(pkgAcquire *Owner,string URI,string URIDesc,
string ShortDesc, HashString ExpectedHash);
};
-
-/** \brief An item that is responsible for fetching all the patches
+ /*}}}*/
+/** \brief An item that is responsible for fetching all the patches {{{
* that need to be applied to a given package index file.
*
* After downloading and applying a single patch, this item will
* off the front?
*/
vector<DiffInfo> available_patches;
+
+ /** Stop applying patches when reaching that sha1 */
+ string ServerSha1;
+
/** The current status of this patch. */
enum DiffState
{
StateFetchDiff,
/** \brief The diff is currently being uncompressed. */
- StateUnzipDiff,
+ StateUnzipDiff, // FIXME: No longer used
/** \brief The diff is currently being applied. */
StateApplyDiff
*/
pkgAcqIndexDiffs(pkgAcquire *Owner,string URI,string URIDesc,
string ShortDesc, HashString ExpectedHash,
+ string ServerSha1,
vector<DiffInfo> diffs=vector<DiffInfo>());
};
-
-/** \brief An acquire item that is responsible for fetching an index
+ /*}}}*/
+/** \brief An acquire item that is responsible for fetching an index {{{
* file (e.g., Packages or Sources).
*
* \sa pkgAcqDiffIndex, pkgAcqIndexDiffs, pkgAcqIndexTrans
/** \brief The expected hashsum of the decompressed index file. */
HashString ExpectedHash;
- /** \brief The compression-related file extension that is being
- * added to the downloaded file (e.g., ".gz" or ".bz2").
+ /** \brief The compression-related file extensions that are being
+ * added to the downloaded file one by one if first fails (e.g., "gz bz2").
*/
string CompressionExtension;
virtual void Done(string Message,unsigned long Size,string Md5Hash,
pkgAcquire::MethodConfig *Cnf);
virtual string Custom600Headers();
- virtual string DescURI() {return RealURI + CompressionExtension;};
+ virtual string DescURI() {return Desc.URI;};
virtual string HashSum() {return ExpectedHash.toStr(); };
/** \brief Create a pkgAcqIndex.
*
* \param compressExt The compression-related extension with which
* this index file should be downloaded, or "" to autodetect
- * (".bz2" is used if bzip2 is installed, ".gz" otherwise).
+ * Compression types can be set with config Acquire::CompressionTypes,
+ * default is ".lzma" or ".bz2" (if the needed binaries are present)
+ * fallback is ".gz" or none.
*/
pkgAcqIndex(pkgAcquire *Owner,string URI,string URIDesc,
string ShortDesc, HashString ExpectedHash,
string compressExt="");
+ pkgAcqIndex(pkgAcquire *Owner, struct IndexTarget const * const Target,
+ HashString const &ExpectedHash, indexRecords const *MetaIndexParser);
+ void Init(string const &URI, string const &URIDesc, string const &ShortDesc);
};
-
-/** \brief An acquire item that is responsible for fetching a
+ /*}}}*/
+/** \brief An acquire item that is responsible for fetching a {{{
* translated index file.
*
* The only difference from pkgAcqIndex is that transient failures
public:
virtual void Failed(string Message,pkgAcquire::MethodConfig *Cnf);
+ virtual string Custom600Headers();
/** \brief Create a pkgAcqIndexTrans.
*
* \param URIDesc A "URI-style" description of this index file.
*
* \param ShortDesc A brief description of this index file.
- *
- * \param ExpectedHash The expected hashsum of this index file.
- *
- * \param compressExt The compression-related extension with which
- * this index file should be downloaded, or "" to autodetect
- * (".bz2" is used if bzip2 is installed, ".gz" otherwise).
*/
pkgAcqIndexTrans(pkgAcquire *Owner,string URI,string URIDesc,
string ShortDesc);
+ pkgAcqIndexTrans(pkgAcquire *Owner, struct IndexTarget const * const Target,
+ HashString const &ExpectedHash, indexRecords const *MetaIndexParser);
};
-
-/** \brief Information about an index file. */
+ /*}}}*/
+/** \brief Information about an index file. */ /*{{{*/
struct IndexTarget
{
/** \brief A URI from which the index file can be downloaded. */
* looked up within the meta signature file.
*/
string MetaKey;
+
+ //FIXME: We should use virtual methods here instead…
+ bool IsOptional() const;
+ bool IsSubIndex() const;
+};
+ /*}}}*/
+/** \brief Information about an optional index file. */ /*{{{*/
+struct OptionalIndexTarget : public IndexTarget
+{
};
+ /*}}}*/
-/** \brief An acquire item that downloads the detached signature
+/** \brief An acquire item that downloads the detached signature {{{
* of a meta-index (Release) file, then queues up the release
* file itself.
*
/** \brief The last good signature file */
string LastGoodSig;
-
/** \brief The fetch request that is currently being processed. */
pkgAcquire::ItemDesc Desc;
const vector<struct IndexTarget*>* IndexTargets,
indexRecords* MetaIndexParser);
};
-
-/** \brief An item that is responsible for downloading the meta-index
+ /*}}}*/
+/** \brief An item that is responsible for downloading the meta-index {{{
* file (i.e., Release) itself and verifying its signature.
*
* Once the download and verification are complete, the downloads of
const vector<struct IndexTarget*>* IndexTargets,
indexRecords* MetaIndexParser);
};
+ /*}}}*/
+/** \brief An item repsonsible for downloading clearsigned metaindexes {{{*/
+class pkgAcqMetaClearSig : public pkgAcqMetaIndex
+{
+ /** \brief The URI of the meta-index file for the detached signature */
+ string MetaIndexURI;
+
+ /** \brief A "URI-style" description of the meta-index file */
+ string MetaIndexURIDesc;
+
+ /** \brief A brief description of the meta-index file */
+ string MetaIndexShortDesc;
+
+ /** \brief The URI of the detached meta-signature file if the clearsigned one failed. */
+ string MetaSigURI;
+
+ /** \brief A "URI-style" description of the meta-signature file */
+ string MetaSigURIDesc;
+
+ /** \brief A brief description of the meta-signature file */
+ string MetaSigShortDesc;
-/** \brief An item that is responsible for fetching a package file.
+public:
+ void Failed(string Message,pkgAcquire::MethodConfig *Cnf);
+ virtual string Custom600Headers();
+
+ /** \brief Create a new pkgAcqMetaClearSig. */
+ pkgAcqMetaClearSig(pkgAcquire *Owner,
+ string const &URI, string const &URIDesc, string const &ShortDesc,
+ string const &MetaIndexURI, string const &MetaIndexURIDesc, string const &MetaIndexShortDesc,
+ string const &MetaSigURI, string const &MetaSigURIDesc, string const &MetaSigShortDesc,
+ const vector<struct IndexTarget*>* IndexTargets,
+ indexRecords* MetaIndexParser);
+};
+ /*}}}*/
+/** \brief An item that is responsible for fetching a package file. {{{
*
* If the package file already exists in the cache, nothing will be
* done.
pkgRecords *Recs,pkgCache::VerIterator const &Version,
string &StoreFilename);
};
-
-/** \brief Retrieve an arbitrary file to the current directory.
+ /*}}}*/
+/** \brief Retrieve an arbitrary file to the current directory. {{{
*
* The file is retrieved even if it is accessed via a URL type that
* normally is a NOP, such as "file". If the download fails, the
*/
unsigned int Retries;
+ /** \brief Should this file be considered a index file */
+ bool IsIndexFile;
+
public:
// Specialized action members
pkgAcquire::MethodConfig *Cnf);
virtual string DescURI() {return Desc.URI;};
virtual string HashSum() {return ExpectedHash.toStr(); };
+ virtual string Custom600Headers();
/** \brief Create a new pkgAcqFile object.
*
*
* \param DestFilename The filename+path the file is downloaded to.
*
+ * \param IsIndexFile The file is considered a IndexFile and cache-control
+ * headers like "cache-control: max-age=0" are send
*
* If DestFilename is empty, download to DestDir/<basename> if
* DestDir is non-empty, $CWD/<basename> otherwise. If
pkgAcqFile(pkgAcquire *Owner, string URI, string Hash, unsigned long Size,
string Desc, string ShortDesc,
- const string &DestDir="", const string &DestFilename="");
+ const string &DestDir="", const string &DestFilename="",
+ bool IsIndexFile=false);
};
-
+ /*}}}*/
/** @} */
#endif
projects / apt.git / blobdiff