1506 lines
54 KiB
C++
1506 lines
54 KiB
C++
#include <config.h>
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#include <apt-pkg/acquire-item.h>
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#include <apt-pkg/aptconfiguration.h>
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#include <apt-pkg/configuration.h>
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#include <apt-pkg/debindexfile.h>
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#include <apt-pkg/debmetaindex.h>
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#include <apt-pkg/error.h>
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#include <apt-pkg/fileutl.h>
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#include <apt-pkg/gpgv.h>
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#include <apt-pkg/hashes.h>
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#include <apt-pkg/macros.h>
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#include <apt-pkg/metaindex.h>
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#include <apt-pkg/pkgcachegen.h>
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#include <apt-pkg/sourcelist.h>
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#include <apt-pkg/strutl.h>
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#include <apt-pkg/tagfile.h>
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#include <algorithm>
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#include <cassert>
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#include <map>
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#include <optional>
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#include <sstream>
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#include <string>
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#include <utility>
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#include <vector>
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#include <cstring>
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#include <sys/stat.h>
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#include <apti18n.h>
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static std::string transformFingergrpints(std::string finger) /*{{{*/
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{
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std::transform(finger.begin(), finger.end(), finger.begin(), ::toupper);
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if (finger.length() == 40)
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{
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if (finger.find_first_not_of("0123456789ABCDEF") == std::string::npos)
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return finger;
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}
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else if (finger.length() == 41)
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{
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auto bang = finger.find_first_not_of("0123456789ABCDEF");
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if (bang == 40 && finger[bang] == '!')
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return finger;
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}
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return "";
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}
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/*}}}*/
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static std::string transformFingergrpintsWithFilenames(std::string const &finger) /*{{{*/
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{
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// no check for existence as we could be chrooting later or such things
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if (finger.empty() == false && finger[0] == '/')
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return finger;
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return transformFingergrpints(finger);
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}
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/*}}}*/
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// Introducer is set if additional keys may be introduced, for example /*{{{*/
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// by setting it to a filename or a complete key
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static std::string NormalizeSignedBy(std::string SignedBy, bool const Introducer)
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{
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// This is an embedded public pgp key, normalize spaces inside it and empty "." lines
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if (Introducer && SignedBy.find("-----BEGIN PGP PUBLIC KEY BLOCK-----") != std::string::npos) {
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std::istringstream is(SignedBy);
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std::ostringstream os;
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std::string line;
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while (std::getline(is, line)) {
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line = APT::String::Strip(line);
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// The special encoding for empty lines in deb822
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if (line == ".")
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line="";
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os << line << std::endl;
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}
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return os.str();
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}
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// we could go all fancy and allow short/long/string matches as gpgv does,
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// but fingerprints are harder to fake than the others and this option is set once,
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// not interactively all the time so easy to type is not really a concern.
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std::transform(SignedBy.begin(), SignedBy.end(), SignedBy.begin(), [](char const c) {
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return (isspace_ascii(c) == 0) ? c : ',';
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});
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auto fingers = VectorizeString(SignedBy, ',');
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auto const isAnEmptyString = [](std::string const &s) { return s.empty(); };
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fingers.erase(std::remove_if(fingers.begin(), fingers.end(), isAnEmptyString), fingers.end());
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if (unlikely(fingers.empty()))
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return "";
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if (Introducer)
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std::transform(fingers.begin(), fingers.end(), fingers.begin(), transformFingergrpintsWithFilenames);
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else
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std::transform(fingers.begin(), fingers.end(), fingers.begin(), transformFingergrpints);
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if (std::any_of(fingers.begin(), fingers.end(), isAnEmptyString))
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return "";
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std::stringstream os;
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std::copy(fingers.begin(), fingers.end() - 1, std::ostream_iterator<std::string>(os, ","));
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os << *fingers.rbegin();
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return os.str();
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}
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/*}}}*/
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class APT_HIDDEN debReleaseIndexPrivate /*{{{*/
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{
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public:
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struct APT_HIDDEN debSectionEntry
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{
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std::string const sourcesEntry;
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std::string const Name;
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std::vector<std::string> const Targets;
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std::vector<std::string> const Architectures;
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std::vector<std::string> const Languages;
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bool const UsePDiffs;
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std::string const UseByHash;
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};
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std::vector<debSectionEntry> DebEntries;
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std::vector<debSectionEntry> DebSrcEntries;
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metaIndex::TriState CheckValidUntil;
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time_t ValidUntilMin;
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time_t ValidUntilMax;
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metaIndex::TriState CheckDate;
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time_t DateMaxFuture;
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time_t NotBefore;
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std::string Snapshot;
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std::string SnapshotsServer;
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std::vector<std::string> Architectures;
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std::vector<std::string> NoSupportForAll;
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std::vector<std::string> SupportedComponents;
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std::map<std::string, std::string> const ReleaseOptions;
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explicit debReleaseIndexPrivate(std::map<std::string, std::string> const &Options) : CheckValidUntil(metaIndex::TRI_UNSET), ValidUntilMin(0), ValidUntilMax(0), CheckDate(metaIndex::TRI_UNSET), DateMaxFuture(0), NotBefore(0), ReleaseOptions(Options) {}
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};
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/*}}}*/
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// ReleaseIndex::MetaIndex* - display helpers /*{{{*/
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std::string debReleaseIndex::MetaIndexInfo(const char *Type) const
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{
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std::string Info = ::URI::ArchiveOnly(URI) + ' ';
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if (Dist[Dist.size() - 1] == '/')
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{
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if (Dist != "/")
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Info += Dist;
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}
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else
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Info += Dist;
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Info += " ";
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Info += Type;
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return Info;
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}
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std::string debReleaseIndex::Describe() const
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{
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return MetaIndexInfo("Release");
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}
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std::string debReleaseIndex::MetaIndexFile(const char *Type) const
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{
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return _config->FindDir("Dir::State::lists") +
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URItoFileName(MetaIndexURI(Type));
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}
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static std::string constructMetaIndexURI(std::string URI, std::string const &Dist, char const * const Type)
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{
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if (Dist == "/")
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;
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else if (Dist[Dist.size()-1] == '/')
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URI += pkgAcquire::URIEncode(Dist);
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else
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URI += "dists/" + pkgAcquire::URIEncode(Dist) + "/";
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return URI + pkgAcquire::URIEncode(Type);
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}
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std::string debReleaseIndex::MetaIndexURI(const char *Type) const
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{
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return constructMetaIndexURI(URI, Dist, Type);
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}
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/*}}}*/
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// ReleaseIndex Con- and Destructors /*{{{*/
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debReleaseIndex::debReleaseIndex(std::string const &URI, std::string const &Dist, std::map<std::string, std::string> const &Options) :
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metaIndex(URI, Dist, "deb"), d(new debReleaseIndexPrivate(Options))
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{}
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debReleaseIndex::debReleaseIndex(std::string const &URI, std::string const &Dist, bool const pTrusted, std::map<std::string, std::string> const &Options) :
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metaIndex(URI, Dist, "deb"), d(new debReleaseIndexPrivate(Options))
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{
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Trusted = pTrusted ? TRI_YES : TRI_NO;
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}
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debReleaseIndex::~debReleaseIndex() {
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if (d != NULL)
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delete d;
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}
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/*}}}*/
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// ReleaseIndex::GetIndexTargets /*{{{*/
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static void GetIndexTargetsFor(char const * const Type, std::string const &URI, std::string const &Dist,
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std::vector<debReleaseIndexPrivate::debSectionEntry> const &entries,
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std::vector<IndexTarget> &IndexTargets, std::map<std::string, std::string> const &ReleaseOptions)
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{
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bool const flatArchive = (Dist[Dist.length() - 1] == '/');
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std::string const baseURI = constructMetaIndexURI(URI, Dist, "");
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std::string DefCompressionTypes;
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{
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std::vector<std::string> types = APT::Configuration::getCompressionTypes();
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if (types.empty() == false)
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{
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std::ostringstream os;
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std::copy(types.begin(), types.end()-1, std::ostream_iterator<std::string>(os, " "));
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os << *types.rbegin();
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DefCompressionTypes = os.str();
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}
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}
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std::string DefKeepCompressedAs;
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{
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std::vector<APT::Configuration::Compressor> comps = APT::Configuration::getCompressors();
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if (comps.empty() == false)
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{
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std::sort(comps.begin(), comps.end(),
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[](APT::Configuration::Compressor const &a, APT::Configuration::Compressor const &b) { return a.Cost < b.Cost; });
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std::ostringstream os;
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for (auto const &c : comps)
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if (c.Cost != 0)
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os << c.Extension.substr(1) << ' ';
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DefKeepCompressedAs = os.str();
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}
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DefKeepCompressedAs += "uncompressed";
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}
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std::vector<std::string> const NativeArchs = { _config->Find("APT::Architecture"), "implicit:all" };
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bool const GzipIndex = _config->FindB("Acquire::GzipIndexes", false);
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for (std::vector<debReleaseIndexPrivate::debSectionEntry>::const_iterator E = entries.begin(); E != entries.end(); ++E)
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{
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for (std::vector<std::string>::const_iterator T = E->Targets.begin(); T != E->Targets.end(); ++T)
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{
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#define APT_T_CONFIG_STR(X, Y) _config->Find(std::string("Acquire::IndexTargets::") + Type + "::" + *T + "::" + (X), (Y))
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#define APT_T_CONFIG_BOOL(X, Y) _config->FindB(std::string("Acquire::IndexTargets::") + Type + "::" + *T + "::" + (X), (Y))
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std::string const tplMetaKey = APT_T_CONFIG_STR(flatArchive ? "flatMetaKey" : "MetaKey", "");
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std::string const tplShortDesc = APT_T_CONFIG_STR("ShortDescription", "");
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std::string const tplLongDesc = "$(SITE) " + APT_T_CONFIG_STR(flatArchive ? "flatDescription" : "Description", "");
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std::string const tplIdentifier = APT_T_CONFIG_STR("Identifier", *T);
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bool const IsOptional = APT_T_CONFIG_BOOL("Optional", true);
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bool const KeepCompressed = APT_T_CONFIG_BOOL("KeepCompressed", GzipIndex);
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bool const DefaultEnabled = APT_T_CONFIG_BOOL("DefaultEnabled", true);
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bool const UsePDiffs = APT_T_CONFIG_BOOL("PDiffs", E->UsePDiffs);
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std::string const UseByHash = APT_T_CONFIG_STR("By-Hash", E->UseByHash);
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std::string const CompressionTypes = APT_T_CONFIG_STR("CompressionTypes", DefCompressionTypes);
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std::string KeepCompressedAs = APT_T_CONFIG_STR("KeepCompressedAs", "");
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std::string const FallbackOf = APT_T_CONFIG_STR("Fallback-Of", "");
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#undef APT_T_CONFIG_BOOL
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#undef APT_T_CONFIG_STR
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if (tplMetaKey.empty())
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continue;
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if (KeepCompressedAs.empty())
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KeepCompressedAs = DefKeepCompressedAs;
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else
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{
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std::vector<std::string> const defKeep = VectorizeString(DefKeepCompressedAs, ' ');
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std::vector<std::string> const valKeep = VectorizeString(KeepCompressedAs, ' ');
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std::vector<std::string> keep;
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for (auto const &val : valKeep)
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{
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if (val.empty())
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continue;
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if (std::find(defKeep.begin(), defKeep.end(), val) == defKeep.end())
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continue;
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keep.push_back(val);
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}
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if (std::find(keep.begin(), keep.end(), "uncompressed") == keep.end())
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keep.push_back("uncompressed");
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std::ostringstream os;
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std::copy(keep.begin(), keep.end()-1, std::ostream_iterator<std::string>(os, " "));
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os << *keep.rbegin();
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KeepCompressedAs = os.str();
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}
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for (std::vector<std::string>::const_iterator L = E->Languages.begin(); L != E->Languages.end(); ++L)
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{
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if (*L == "none" && tplMetaKey.find("$(LANGUAGE)") != std::string::npos)
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continue;
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for (std::vector<std::string>::const_iterator A = E->Architectures.begin(); A != E->Architectures.end(); ++A)
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{
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for (auto const &NativeArch: NativeArchs)
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{
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constexpr static auto BreakPoint = "$(NATIVE_ARCHITECTURE)";
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// available in templates
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std::map<std::string, std::string> Options;
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Options.insert(ReleaseOptions.begin(), ReleaseOptions.end());
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if (tplMetaKey.find("$(COMPONENT)") != std::string::npos)
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Options.emplace("COMPONENT", E->Name);
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if (tplMetaKey.find("$(LANGUAGE)") != std::string::npos)
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Options.emplace("LANGUAGE", *L);
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if (tplMetaKey.find("$(ARCHITECTURE)") != std::string::npos)
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Options.emplace("ARCHITECTURE", (*A == "implicit:all") ? "all" : *A);
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else if (tplMetaKey.find("$(NATIVE_ARCHITECTURE)") != std::string::npos)
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Options.emplace("ARCHITECTURE", (NativeArch == "implicit:all") ? "all" : NativeArch);
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if (tplMetaKey.find("$(NATIVE_ARCHITECTURE)") != std::string::npos)
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Options.emplace("NATIVE_ARCHITECTURE", (NativeArch == "implicit:all") ? "all" : NativeArch);
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std::string MetaKey = tplMetaKey;
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std::string ShortDesc = tplShortDesc;
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std::string LongDesc = tplLongDesc;
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std::string Identifier = tplIdentifier;
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for (std::map<std::string, std::string>::const_iterator O = Options.begin(); O != Options.end(); ++O)
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{
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std::string const varname = "$(" + O->first + ")";
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MetaKey = SubstVar(MetaKey, varname, O->second);
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ShortDesc = SubstVar(ShortDesc, varname, O->second);
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LongDesc = SubstVar(LongDesc, varname, O->second);
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Identifier = SubstVar(Identifier, varname, O->second);
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}
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{
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auto const dup = std::find_if(IndexTargets.begin(), IndexTargets.end(), [&](IndexTarget const &IT) {
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return MetaKey == IT.MetaKey && baseURI == IT.Option(IndexTarget::BASE_URI) &&
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E->sourcesEntry == IT.Option(IndexTarget::SOURCESENTRY) && *T == IT.Option(IndexTarget::CREATED_BY);
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});
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if (dup != IndexTargets.end())
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{
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if (tplMetaKey.find(BreakPoint) == std::string::npos)
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break;
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continue;
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}
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}
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{
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auto const dup = std::find_if(IndexTargets.begin(), IndexTargets.end(), [&](IndexTarget const &IT) {
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return MetaKey == IT.MetaKey && baseURI == IT.Option(IndexTarget::BASE_URI) &&
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E->sourcesEntry == IT.Option(IndexTarget::SOURCESENTRY) && *T != IT.Option(IndexTarget::CREATED_BY);
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});
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if (dup != IndexTargets.end())
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{
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std::string const dupT = dup->Option(IndexTarget::CREATED_BY);
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std::string const dupEntry = dup->Option(IndexTarget::SOURCESENTRY);
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//TRANSLATOR: an identifier like Packages; Releasefile key indicating
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// a file like main/binary-amd64/Packages; another identifier like Contents;
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// filename and linenumber of the sources.list entry currently parsed
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_error->Warning(_("Target %s wants to acquire the same file (%s) as %s from source %s"),
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T->c_str(), MetaKey.c_str(), dupT.c_str(), dupEntry.c_str());
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if (tplMetaKey.find(BreakPoint) == std::string::npos)
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break;
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continue;
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}
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}
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{
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auto const dup = std::find_if(IndexTargets.begin(), IndexTargets.end(), [&](IndexTarget const &T) {
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return MetaKey == T.MetaKey && baseURI == T.Option(IndexTarget::BASE_URI) &&
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E->sourcesEntry != T.Option(IndexTarget::SOURCESENTRY);
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});
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if (dup != IndexTargets.end())
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{
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std::string const dupEntry = dup->Option(IndexTarget::SOURCESENTRY);
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if (T->find("legacy") == std::string::npos)
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{
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//TRANSLATOR: an identifier like Packages; Releasefile key indicating
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// a file like main/binary-amd64/Packages; filename and linenumber of
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// two sources.list entries
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_error->Warning(_("Target %s (%s) is configured multiple times in %s and %s"),
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T->c_str(), MetaKey.c_str(), dupEntry.c_str(), E->sourcesEntry.c_str());
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}
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if (tplMetaKey.find(BreakPoint) == std::string::npos)
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break;
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continue;
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}
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}
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// not available in templates, but in the indextarget
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Options.insert(std::make_pair("IDENTIFIER", Identifier));
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Options.insert(std::make_pair("TARGET_OF", Type));
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Options.insert(std::make_pair("CREATED_BY", *T));
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Options.insert(std::make_pair("FALLBACK_OF", FallbackOf));
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Options.insert(std::make_pair("PDIFFS", UsePDiffs ? "yes" : "no"));
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Options.insert(std::make_pair("BY_HASH", UseByHash));
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Options.insert(std::make_pair("DEFAULTENABLED", DefaultEnabled ? "yes" : "no"));
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Options.insert(std::make_pair("COMPRESSIONTYPES", CompressionTypes));
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Options.insert(std::make_pair("KEEPCOMPRESSEDAS", KeepCompressedAs));
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Options.insert(std::make_pair("SOURCESENTRY", E->sourcesEntry));
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bool IsOpt = IsOptional;
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{
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auto const arch = Options.find("ARCHITECTURE");
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if (arch != Options.end() && arch->second == "all")
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{
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// one of them must be implicit:all then
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if (*A != "all" && NativeArch != "all")
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IsOpt = true;
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else // user used arch=all explicitly
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Options.emplace("Force-Support-For-All", "yes");
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}
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}
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IndexTarget Target(
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MetaKey,
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ShortDesc,
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LongDesc,
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baseURI + MetaKey,
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IsOpt,
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KeepCompressed,
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Options
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);
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IndexTargets.push_back(Target);
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if (tplMetaKey.find(BreakPoint) == std::string::npos)
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break;
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}
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if (tplMetaKey.find("$(ARCHITECTURE)") == std::string::npos)
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break;
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}
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if (tplMetaKey.find("$(LANGUAGE)") == std::string::npos)
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break;
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}
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}
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}
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}
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std::vector<IndexTarget> debReleaseIndex::GetIndexTargets() const
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{
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std::vector<IndexTarget> IndexTargets;
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GetIndexTargetsFor("deb-src", URI, Dist, d->DebSrcEntries, IndexTargets, d->ReleaseOptions);
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GetIndexTargetsFor("deb", URI, Dist, d->DebEntries, IndexTargets, d->ReleaseOptions);
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return IndexTargets;
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}
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/*}}}*/
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void debReleaseIndex::AddComponent(std::string const &sourcesEntry, /*{{{*/
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bool const isSrc, std::string const &Name,
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std::vector<std::string> const &Targets,
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std::vector<std::string> const &Architectures,
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std::vector<std::string> Languages,
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bool const usePDiffs, std::string const &useByHash)
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{
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if (Languages.empty() == true)
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Languages.push_back("none");
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debReleaseIndexPrivate::debSectionEntry const entry = {
|
|
sourcesEntry, Name, Targets, Architectures, Languages, usePDiffs, useByHash
|
|
};
|
|
if (isSrc)
|
|
d->DebSrcEntries.push_back(entry);
|
|
else
|
|
d->DebEntries.push_back(entry);
|
|
}
|
|
/*}}}*/
|
|
std::string debReleaseIndex::ArchiveURI(std::string const &File) const /*{{{*/
|
|
{
|
|
if (File.empty())
|
|
return URI;
|
|
return URI + pkgAcquire::URIEncode(File);
|
|
}
|
|
/*}}}*/
|
|
|
|
bool debReleaseIndex::Load(std::string const &Filename, std::string * const ErrorText)/*{{{*/
|
|
{
|
|
LoadedSuccessfully = TRI_NO;
|
|
FileFd Fd;
|
|
if (OpenMaybeClearSignedFile(Filename, Fd) == false)
|
|
return false;
|
|
|
|
pkgTagFile TagFile(&Fd, Fd.Size());
|
|
if (Fd.IsOpen() == false || Fd.Failed())
|
|
{
|
|
if (ErrorText != NULL)
|
|
strprintf(*ErrorText, _("Unable to parse Release file %s"),Filename.c_str());
|
|
return false;
|
|
}
|
|
|
|
pkgTagSection Section;
|
|
const char *Start, *End;
|
|
if (TagFile.Step(Section) == false)
|
|
{
|
|
if (ErrorText != NULL)
|
|
strprintf(*ErrorText, _("No sections in Release file %s"), Filename.c_str());
|
|
return false;
|
|
}
|
|
// FIXME: find better tag name
|
|
SupportsAcquireByHash = Section.FindB("Acquire-By-Hash", false);
|
|
|
|
Origin = Section.FindS("Origin");
|
|
Label = Section.FindS("Label");
|
|
Version = Section.FindS("Version");
|
|
Suite = Section.FindS("Suite");
|
|
Codename = Section.FindS("Codename");
|
|
ReleaseNotes = Section.FindS("Release-Notes");
|
|
d->SnapshotsServer = Section.FindS("Snapshots");
|
|
{
|
|
std::string const archs = Section.FindS("Architectures");
|
|
if (archs.empty() == false)
|
|
d->Architectures = VectorizeString(archs, ' ');
|
|
}
|
|
{
|
|
std::string const targets = Section.FindS("No-Support-for-Architecture-all");
|
|
if (targets.empty() == false)
|
|
d->NoSupportForAll = VectorizeString(targets, ' ');
|
|
}
|
|
for (auto const &comp: VectorizeString(Section.FindS("Components"), ' '))
|
|
{
|
|
if (comp.empty())
|
|
continue;
|
|
auto const pos = comp.find_last_of('/');
|
|
if (pos != std::string::npos) // e.g. security.debian.org uses this style
|
|
d->SupportedComponents.push_back(comp.substr(pos + 1));
|
|
d->SupportedComponents.push_back(std::move(comp));
|
|
}
|
|
{
|
|
decltype(pkgCache::ReleaseFile::Flags) flags = 0;
|
|
Section.FindFlag("NotAutomatic", flags, pkgCache::Flag::NotAutomatic);
|
|
signed short defaultpin = 500;
|
|
if ((flags & pkgCache::Flag::NotAutomatic) == pkgCache::Flag::NotAutomatic)
|
|
{
|
|
Section.FindFlag("ButAutomaticUpgrades", flags, pkgCache::Flag::ButAutomaticUpgrades);
|
|
if ((flags & pkgCache::Flag::ButAutomaticUpgrades) == pkgCache::Flag::ButAutomaticUpgrades)
|
|
defaultpin = 100;
|
|
else
|
|
defaultpin = 1;
|
|
}
|
|
DefaultPin = defaultpin;
|
|
}
|
|
|
|
bool FoundHashSum = false;
|
|
bool FoundStrongHashSum = false;
|
|
for (auto const hashinfo : HashString::SupportedHashesInfo())
|
|
{
|
|
if (not Section.Find(hashinfo.namekey, Start, End))
|
|
continue;
|
|
|
|
std::string Name;
|
|
std::string Hash;
|
|
unsigned long long Size;
|
|
while (Start < End)
|
|
{
|
|
if (!parseSumData(Start, End, Name, Hash, Size))
|
|
return false;
|
|
|
|
HashString const hs(std::string{hashinfo.name}, Hash);
|
|
if (Entries.find(Name) == Entries.end())
|
|
{
|
|
metaIndex::checkSum *Sum = new metaIndex::checkSum;
|
|
Sum->MetaKeyFilename = Name;
|
|
Sum->Size = Size;
|
|
Sum->Hashes.FileSize(Size);
|
|
Entries[Name] = Sum;
|
|
}
|
|
Entries[Name]->Hashes.push_back(hs);
|
|
FoundHashSum = true;
|
|
if (FoundStrongHashSum == false && hs.usable() == true)
|
|
FoundStrongHashSum = true;
|
|
}
|
|
}
|
|
|
|
bool AuthPossible = false;
|
|
if(FoundHashSum == false)
|
|
_error->Warning(_("No Hash entry in Release file %s"), Filename.c_str());
|
|
else if(FoundStrongHashSum == false)
|
|
_error->Warning(_("No Hash entry in Release file %s which is considered strong enough for security purposes"), Filename.c_str());
|
|
else
|
|
AuthPossible = true;
|
|
|
|
std::string const StrDate = Section.FindS("Date");
|
|
if (RFC1123StrToTime(StrDate, Date) == false)
|
|
{
|
|
_error->Warning( _("Invalid '%s' entry in Release file %s"), "Date", Filename.c_str());
|
|
Date = 0;
|
|
}
|
|
|
|
bool CheckDate = _config->FindB("Acquire::Check-Date", true);
|
|
if (d->CheckDate == metaIndex::TRI_NO)
|
|
CheckDate = false;
|
|
else if (d->CheckDate == metaIndex::TRI_YES)
|
|
CheckDate = true;
|
|
|
|
if (CheckDate)
|
|
{
|
|
auto const Label = GetLabel();
|
|
// get the user settings for this archive
|
|
time_t MaxFuture = d->DateMaxFuture;
|
|
if (MaxFuture == 0)
|
|
{
|
|
MaxFuture = _config->FindI("Acquire::Max-FutureTime", 10);
|
|
if (Label.empty() == false)
|
|
MaxFuture = _config->FindI(("Acquire::Max-FutureTime::" + Label).c_str(), MaxFuture);
|
|
}
|
|
|
|
d->NotBefore = Date - MaxFuture;
|
|
|
|
bool CheckValidUntil = _config->FindB("Acquire::Check-Valid-Until", true);
|
|
if (d->CheckValidUntil == metaIndex::TRI_NO)
|
|
CheckValidUntil = false;
|
|
else if (d->CheckValidUntil == metaIndex::TRI_YES)
|
|
CheckValidUntil = true;
|
|
|
|
if (CheckValidUntil == true)
|
|
{
|
|
std::string const StrValidUntil = Section.FindS("Valid-Until");
|
|
|
|
// if we have a Valid-Until header in the Release file, use it as default
|
|
if (StrValidUntil.empty() == false)
|
|
{
|
|
if (RFC1123StrToTime(StrValidUntil, ValidUntil) == false)
|
|
{
|
|
if (ErrorText != NULL)
|
|
strprintf(*ErrorText, _("Invalid '%s' entry in Release file %s"), "Valid-Until", Filename.c_str());
|
|
return false;
|
|
}
|
|
}
|
|
auto const Label = GetLabel();
|
|
// get the user settings for this archive and use what expires earlier
|
|
time_t MaxAge = d->ValidUntilMax;
|
|
if (MaxAge == 0)
|
|
{
|
|
MaxAge = _config->FindI("Acquire::Max-ValidTime", 0);
|
|
if (Label.empty() == false)
|
|
MaxAge = _config->FindI(("Acquire::Max-ValidTime::" + Label).c_str(), MaxAge);
|
|
}
|
|
time_t MinAge = d->ValidUntilMin;
|
|
if (MinAge == 0)
|
|
{
|
|
MinAge = _config->FindI("Acquire::Min-ValidTime", 0);
|
|
if (Label.empty() == false)
|
|
MinAge = _config->FindI(("Acquire::Min-ValidTime::" + Label).c_str(), MinAge);
|
|
}
|
|
|
|
if (MinAge != 0 || ValidUntil != 0 || MaxAge != 0)
|
|
{
|
|
if (MinAge != 0 && ValidUntil != 0)
|
|
{
|
|
time_t const min_date = Date + MinAge;
|
|
if (ValidUntil < min_date)
|
|
ValidUntil = min_date;
|
|
}
|
|
if (MaxAge != 0 && Date != 0)
|
|
{
|
|
time_t const max_date = Date + MaxAge;
|
|
if (ValidUntil == 0 || ValidUntil > max_date)
|
|
ValidUntil = max_date;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/* as the Release file is parsed only after it was verified, the Signed-By field
|
|
does not effect the current, but the "next" Release file */
|
|
auto Sign = Section.FindS("Signed-By");
|
|
if (Sign.empty() == false)
|
|
{
|
|
SignedBy = NormalizeSignedBy(Sign, false);
|
|
if (SignedBy.empty() && ErrorText != NULL)
|
|
strprintf(*ErrorText, _("Invalid '%s' entry in Release file %s"), "Signed-By", Filename.c_str());
|
|
}
|
|
|
|
if (AuthPossible)
|
|
LoadedSuccessfully = TRI_YES;
|
|
return AuthPossible;
|
|
}
|
|
/*}}}*/
|
|
time_t debReleaseIndex::GetNotBefore() const /*{{{*/
|
|
{
|
|
return d->NotBefore;
|
|
}
|
|
/*}}}*/
|
|
metaIndex * debReleaseIndex::UnloadedClone() const /*{{{*/
|
|
{
|
|
if (Trusted == TRI_NO)
|
|
return new debReleaseIndex(URI, Dist, false, d->ReleaseOptions);
|
|
else if (Trusted == TRI_YES)
|
|
return new debReleaseIndex(URI, Dist, true, d->ReleaseOptions);
|
|
else
|
|
return new debReleaseIndex(URI, Dist, d->ReleaseOptions);
|
|
}
|
|
/*}}}*/
|
|
bool debReleaseIndex::parseSumData(const char *&Start, const char *End, /*{{{*/
|
|
std::string &Name, std::string &Hash, unsigned long long &Size)
|
|
{
|
|
Name = "";
|
|
Hash = "";
|
|
Size = 0;
|
|
/* Skip over the first blank */
|
|
while ((*Start == '\t' || *Start == ' ' || *Start == '\n' || *Start == '\r')
|
|
&& Start < End)
|
|
Start++;
|
|
if (Start >= End)
|
|
return false;
|
|
|
|
/* Move EntryEnd to the end of the first entry (the hash) */
|
|
const char *EntryEnd = Start;
|
|
while ((*EntryEnd != '\t' && *EntryEnd != ' ')
|
|
&& EntryEnd < End)
|
|
EntryEnd++;
|
|
if (EntryEnd == End)
|
|
return false;
|
|
|
|
Hash.append(Start, EntryEnd-Start);
|
|
|
|
/* Skip over intermediate blanks */
|
|
Start = EntryEnd;
|
|
while (*Start == '\t' || *Start == ' ')
|
|
Start++;
|
|
if (Start >= End)
|
|
return false;
|
|
|
|
EntryEnd = Start;
|
|
/* Find the end of the second entry (the size) */
|
|
while ((*EntryEnd != '\t' && *EntryEnd != ' ' )
|
|
&& EntryEnd < End)
|
|
EntryEnd++;
|
|
if (EntryEnd == End)
|
|
return false;
|
|
|
|
Size = strtoull (Start, NULL, 10);
|
|
|
|
/* Skip over intermediate blanks */
|
|
Start = EntryEnd;
|
|
while (*Start == '\t' || *Start == ' ')
|
|
Start++;
|
|
if (Start >= End)
|
|
return false;
|
|
|
|
EntryEnd = Start;
|
|
/* Find the end of the third entry (the filename) */
|
|
while ((*EntryEnd != '\t' && *EntryEnd != ' ' &&
|
|
*EntryEnd != '\n' && *EntryEnd != '\r')
|
|
&& EntryEnd < End)
|
|
EntryEnd++;
|
|
|
|
Name.append(Start, EntryEnd-Start);
|
|
Start = EntryEnd; //prepare for the next round
|
|
return true;
|
|
}
|
|
/*}}}*/
|
|
|
|
bool debReleaseIndex::GetIndexes(pkgAcquire *Owner, bool const &GetAll)/*{{{*/
|
|
{
|
|
#define APT_TARGET(X) IndexTarget("", X, MetaIndexInfo(X), MetaIndexURI(X), false, false, d->ReleaseOptions)
|
|
pkgAcqMetaClearSig * const TransactionManager = new pkgAcqMetaClearSig(Owner,
|
|
APT_TARGET("InRelease"), APT_TARGET("Release"), APT_TARGET("Release.gpg"), this);
|
|
#undef APT_TARGET
|
|
// special case for --print-uris
|
|
if (GetAll)
|
|
for (auto const &Target: GetIndexTargets())
|
|
if (Target.Option(IndexTarget::FALLBACK_OF).empty())
|
|
new pkgAcqIndex(Owner, TransactionManager, Target);
|
|
|
|
return true;
|
|
}
|
|
/*}}}*/
|
|
// ReleaseIndex::Set* TriState options /*{{{*/
|
|
bool debReleaseIndex::SetTrusted(TriState const pTrusted)
|
|
{
|
|
if (Trusted == TRI_UNSET)
|
|
Trusted = pTrusted;
|
|
else if (Trusted != pTrusted)
|
|
// TRANSLATOR: The first is an option name from sources.list manpage, the other two URI and Suite
|
|
return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), "Trusted", URI.c_str(), Dist.c_str());
|
|
return true;
|
|
}
|
|
bool debReleaseIndex::SetCheckValidUntil(TriState const pCheckValidUntil)
|
|
{
|
|
if (d->CheckValidUntil == TRI_UNSET)
|
|
d->CheckValidUntil = pCheckValidUntil;
|
|
else if (d->CheckValidUntil != pCheckValidUntil)
|
|
return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), "Check-Valid-Until", URI.c_str(), Dist.c_str());
|
|
return true;
|
|
}
|
|
bool debReleaseIndex::SetValidUntilMin(time_t const Valid)
|
|
{
|
|
if (d->ValidUntilMin == 0)
|
|
d->ValidUntilMin = Valid;
|
|
else if (d->ValidUntilMin != Valid)
|
|
return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), "Min-ValidTime", URI.c_str(), Dist.c_str());
|
|
return true;
|
|
}
|
|
bool debReleaseIndex::SetValidUntilMax(time_t const Valid)
|
|
{
|
|
if (d->ValidUntilMax == 0)
|
|
d->ValidUntilMax = Valid;
|
|
else if (d->ValidUntilMax != Valid)
|
|
return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), "Max-ValidTime", URI.c_str(), Dist.c_str());
|
|
return true;
|
|
}
|
|
bool debReleaseIndex::SetCheckDate(TriState const pCheckDate)
|
|
{
|
|
if (d->CheckDate == TRI_UNSET)
|
|
d->CheckDate = pCheckDate;
|
|
else if (d->CheckDate != pCheckDate)
|
|
return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), "Check-Date", URI.c_str(), Dist.c_str());
|
|
return true;
|
|
}
|
|
bool debReleaseIndex::SetDateMaxFuture(time_t const DateMaxFuture)
|
|
{
|
|
if (d->DateMaxFuture == 0)
|
|
d->DateMaxFuture = DateMaxFuture;
|
|
else if (d->DateMaxFuture != DateMaxFuture)
|
|
return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), "Date-Max-Future", URI.c_str(), Dist.c_str());
|
|
return true;
|
|
}
|
|
bool debReleaseIndex::SetSnapshot(std::string const Snapshot)
|
|
{
|
|
if (d->Snapshot.empty())
|
|
d->Snapshot = Snapshot;
|
|
else if (d->Snapshot != Snapshot)
|
|
return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), "Snapshot", URI.c_str(), Dist.c_str());
|
|
return true;
|
|
}
|
|
std::string debReleaseIndex::GetSnapshotsServer() const
|
|
{
|
|
return d->SnapshotsServer;
|
|
}
|
|
bool debReleaseIndex::SetSignedBy(std::string const &pSignedBy)
|
|
{
|
|
if (SignedBy.empty() == true && pSignedBy.empty() == false)
|
|
{
|
|
SignedBy = NormalizeSignedBy(pSignedBy, true);
|
|
if (SignedBy.empty())
|
|
_error->Error(_("Invalid value set for option %s regarding source %s %s (%s)"), "Signed-By", URI.c_str(), Dist.c_str(), "not a fingerprint");
|
|
}
|
|
else
|
|
{
|
|
auto const normalSignedBy = NormalizeSignedBy(pSignedBy, true);
|
|
if (normalSignedBy.empty() == true)
|
|
return true;
|
|
if (normalSignedBy != SignedBy)
|
|
return _error->Error(_("Conflicting values set for option %s regarding source %s %s: %s != %s"), "Signed-By", URI.c_str(), Dist.c_str(), SignedBy.c_str(), normalSignedBy.c_str());
|
|
}
|
|
return true;
|
|
}
|
|
/*}}}*/
|
|
// ReleaseIndex::IsTrusted /*{{{*/
|
|
bool debReleaseIndex::IsTrusted() const
|
|
{
|
|
if (Trusted == TRI_YES)
|
|
return true;
|
|
else if (Trusted == TRI_NO)
|
|
return false;
|
|
|
|
|
|
if(_config->FindB("APT::Authentication::TrustCDROM", false))
|
|
if(URI.substr(0,strlen("cdrom:")) == "cdrom:")
|
|
return true;
|
|
|
|
if (FileExists(MetaIndexFile("Release.gpg")))
|
|
return true;
|
|
|
|
return FileExists(MetaIndexFile("InRelease"));
|
|
}
|
|
/*}}}*/
|
|
bool debReleaseIndex::IsArchitectureSupported(std::string const &arch) const/*{{{*/
|
|
{
|
|
if (d->Architectures.empty())
|
|
return true;
|
|
return std::find(d->Architectures.begin(), d->Architectures.end(), arch) != d->Architectures.end();
|
|
}
|
|
/*}}}*/
|
|
bool debReleaseIndex::IsArchitectureAllSupportedFor(IndexTarget const &target) const/*{{{*/
|
|
{
|
|
if (target.Options.find("Force-Support-For-All") != target.Options.end())
|
|
return true;
|
|
if (IsArchitectureSupported("all") == false)
|
|
return false;
|
|
if (d->NoSupportForAll.empty())
|
|
return true;
|
|
return std::find(d->NoSupportForAll.begin(), d->NoSupportForAll.end(), target.Option(IndexTarget::CREATED_BY)) == d->NoSupportForAll.end();
|
|
}
|
|
/*}}}*/
|
|
bool debReleaseIndex::HasSupportForComponent(std::string const &component) const/*{{{*/
|
|
{
|
|
if (d->SupportedComponents.empty())
|
|
return true;
|
|
return std::find(d->SupportedComponents.begin(), d->SupportedComponents.end(), component) != d->SupportedComponents.end();
|
|
}
|
|
/*}}}*/
|
|
std::vector <pkgIndexFile *> *debReleaseIndex::GetIndexFiles() /*{{{*/
|
|
{
|
|
if (Indexes != NULL)
|
|
return Indexes;
|
|
|
|
Indexes = new std::vector<pkgIndexFile*>();
|
|
bool const istrusted = IsTrusted();
|
|
for (auto const &T: GetIndexTargets())
|
|
{
|
|
std::string const TargetName = T.Option(IndexTarget::CREATED_BY);
|
|
if (TargetName == "Packages")
|
|
Indexes->push_back(new debPackagesIndex(T, istrusted));
|
|
else if (TargetName == "Sources")
|
|
Indexes->push_back(new debSourcesIndex(T, istrusted));
|
|
else if (TargetName == "Translations")
|
|
Indexes->push_back(new debTranslationsIndex(T));
|
|
}
|
|
return Indexes;
|
|
}
|
|
/*}}}*/
|
|
std::map<std::string, std::string> debReleaseIndex::GetReleaseOptions()
|
|
{
|
|
return d->ReleaseOptions;
|
|
}
|
|
|
|
static bool ReleaseFileName(debReleaseIndex const * const That, std::string &ReleaseFile)/*{{{*/
|
|
{
|
|
ReleaseFile = That->MetaIndexFile("InRelease");
|
|
bool releaseExists = false;
|
|
if (FileExists(ReleaseFile) == true)
|
|
releaseExists = true;
|
|
else
|
|
{
|
|
ReleaseFile = That->MetaIndexFile("Release");
|
|
if (FileExists(ReleaseFile))
|
|
releaseExists = true;
|
|
}
|
|
return releaseExists;
|
|
}
|
|
/*}}}*/
|
|
bool debReleaseIndex::Merge(pkgCacheGenerator &Gen,OpProgress * /*Prog*/) const/*{{{*/
|
|
{
|
|
std::string ReleaseFile;
|
|
bool const releaseExists = ReleaseFileName(this, ReleaseFile);
|
|
|
|
::URI Tmp(URI);
|
|
if (Gen.SelectReleaseFile(ReleaseFile, Tmp.Host) == false)
|
|
return _error->Error("Problem with SelectReleaseFile %s", ReleaseFile.c_str());
|
|
|
|
if (releaseExists == false)
|
|
return true;
|
|
|
|
FileFd Rel;
|
|
// Beware: The 'Release' file might be clearsigned in case the
|
|
// signature for an 'InRelease' file couldn't be checked
|
|
if (OpenMaybeClearSignedFile(ReleaseFile, Rel) == false)
|
|
return false;
|
|
|
|
// Store the IMS information
|
|
pkgCache::RlsFileIterator File = Gen.GetCurRlsFile();
|
|
pkgCacheGenerator::Dynamic<pkgCache::RlsFileIterator> DynFile(File);
|
|
// Rel can't be used as this is potentially a temporary file
|
|
struct stat Buf;
|
|
if (stat(ReleaseFile.c_str(), &Buf) != 0)
|
|
return _error->Errno("fstat", "Unable to stat file %s", ReleaseFile.c_str());
|
|
File->Size = Buf.st_size;
|
|
File->mtime = Buf.st_mtime;
|
|
|
|
pkgTagFile TagFile(&Rel, Rel.Size());
|
|
pkgTagSection Section;
|
|
if (Rel.IsOpen() == false || Rel.Failed() || TagFile.Step(Section) == false)
|
|
return false;
|
|
|
|
std::string data;
|
|
#define APT_INRELEASE(TYPE, TAG, STORE) \
|
|
data = Section.FindS(TAG); \
|
|
if (data.empty() == false) \
|
|
{ \
|
|
map_stringitem_t const storage = Gen.StoreString(pkgCacheGenerator::TYPE, data); \
|
|
if (storage == 0) return false; \
|
|
STORE = storage; \
|
|
}
|
|
APT_INRELEASE(MIXED, "Suite", File->Archive)
|
|
APT_INRELEASE(VERSIONNUMBER, "Version", File->Version)
|
|
APT_INRELEASE(MIXED, "Origin", File->Origin)
|
|
APT_INRELEASE(MIXED, "Codename", File->Codename)
|
|
APT_INRELEASE(MIXED, "Label", File->Label)
|
|
#undef APT_INRELEASE
|
|
Section.FindFlag("NotAutomatic", File->Flags, pkgCache::Flag::NotAutomatic);
|
|
Section.FindFlag("ButAutomaticUpgrades", File->Flags, pkgCache::Flag::ButAutomaticUpgrades);
|
|
|
|
return true;
|
|
}
|
|
/*}}}*/
|
|
// ReleaseIndex::FindInCache - Find this index /*{{{*/
|
|
pkgCache::RlsFileIterator debReleaseIndex::FindInCache(pkgCache &Cache, bool const ModifyCheck) const
|
|
{
|
|
std::string ReleaseFile;
|
|
bool const releaseExists = ReleaseFileName(this, ReleaseFile);
|
|
|
|
pkgCache::RlsFileIterator File = Cache.RlsFileBegin();
|
|
for (; File.end() == false; ++File)
|
|
{
|
|
if (File->FileName == 0 || ReleaseFile != File.FileName())
|
|
continue;
|
|
|
|
// empty means the file does not exist by "design"
|
|
if (ModifyCheck == false || (releaseExists == false && File->Size == 0))
|
|
return File;
|
|
|
|
struct stat St;
|
|
if (stat(File.FileName(),&St) != 0)
|
|
{
|
|
if (_config->FindB("Debug::pkgCacheGen", false))
|
|
std::clog << "ReleaseIndex::FindInCache - stat failed on " << File.FileName() << std::endl;
|
|
return pkgCache::RlsFileIterator(Cache);
|
|
}
|
|
if ((unsigned)St.st_size != File->Size || St.st_mtime != File->mtime)
|
|
{
|
|
if (_config->FindB("Debug::pkgCacheGen", false))
|
|
std::clog << "ReleaseIndex::FindInCache - size (" << St.st_size << " <> " << File->Size
|
|
<< ") or mtime (" << St.st_mtime << " <> " << File->mtime
|
|
<< ") doesn't match for " << File.FileName() << std::endl;
|
|
return pkgCache::RlsFileIterator(Cache);
|
|
}
|
|
return File;
|
|
}
|
|
|
|
return File;
|
|
}
|
|
/*}}}*/
|
|
|
|
class APT_HIDDEN debSLTypeDebian : public pkgSourceList::Type /*{{{*/
|
|
{
|
|
static std::optional<std::vector<std::string>> getDefaultSetOf(std::string const &Name,
|
|
std::map<std::string, std::string> const &Options)
|
|
{
|
|
auto const val = Options.find(Name);
|
|
if (val != Options.end())
|
|
return VectorizeString(val->second, ',');
|
|
return {};
|
|
}
|
|
static std::vector<std::string> applyPlusMinusOptions(std::string const &Name,
|
|
std::map<std::string, std::string> const &Options, std::vector<std::string> &&Values)
|
|
{
|
|
auto val = Options.find(Name + "+");
|
|
if (val != Options.end())
|
|
{
|
|
std::vector<std::string> const plus = VectorizeString(val->second, ',');
|
|
std::copy_if(plus.begin(), plus.end(), std::back_inserter(Values), [&Values](std::string const &v) {
|
|
return std::find(Values.begin(), Values.end(), v) == Values.end();
|
|
});
|
|
}
|
|
if ((val = Options.find(Name + "-")) != Options.end())
|
|
{
|
|
std::vector<std::string> const minus = VectorizeString(val->second, ',');
|
|
Values.erase(std::remove_if(Values.begin(), Values.end(), [&minus](std::string const &v) {
|
|
return std::find(minus.begin(), minus.end(), v) != minus.end();
|
|
}), Values.end());
|
|
}
|
|
return std::move(Values);
|
|
}
|
|
static std::vector<std::string> parsePlusMinusOptions(std::string const &Name,
|
|
std::map<std::string, std::string> const &Options, std::vector<std::string> const &defaultValues)
|
|
{
|
|
return applyPlusMinusOptions(Name, Options, getDefaultSetOf(Name, Options).value_or(defaultValues));
|
|
}
|
|
static std::vector<std::string> parsePlusMinusArchOptions(std::string const &Name,
|
|
std::map<std::string, std::string> const &Options)
|
|
{
|
|
std::vector<std::string> Values;
|
|
if (auto opt = getDefaultSetOf(Name, Options); opt.has_value())
|
|
Values = opt.value();
|
|
else
|
|
{
|
|
Values = APT::Configuration::getArchitectures();
|
|
auto veryforeign = _config->FindVector("APT::BarbarianArchitectures");
|
|
Values.reserve(Values.size() + veryforeign.size());
|
|
std::move(veryforeign.begin(), veryforeign.end(), std::back_inserter(Values));
|
|
}
|
|
// all is a very special architecture users shouldn't be concerned with explicitly
|
|
// but if the user does, do not override the choice
|
|
auto const val = Options.find(Name + "-");
|
|
if (val != Options.end())
|
|
{
|
|
std::vector<std::string> const minus = VectorizeString(val->second, ',');
|
|
if (std::find(minus.begin(), minus.end(), "all") != minus.end())
|
|
return applyPlusMinusOptions(Name, Options, std::move(Values));
|
|
}
|
|
Values = applyPlusMinusOptions(Name, Options, std::move(Values));
|
|
if (std::find(Values.begin(), Values.end(), "all") == Values.end())
|
|
Values.push_back("implicit:all");
|
|
return Values;
|
|
}
|
|
static std::vector<std::string> parsePlusMinusTargetOptions(char const * const Name,
|
|
std::map<std::string, std::string> const &Options)
|
|
{
|
|
std::vector<std::string> const alltargets = _config->FindVector(std::string("Acquire::IndexTargets::") + Name, "", true);
|
|
std::vector<std::string> deftargets;
|
|
deftargets.reserve(alltargets.size());
|
|
std::copy_if(alltargets.begin(), alltargets.end(), std::back_inserter(deftargets), [&](std::string const &t) {
|
|
std::string c = "Acquire::IndexTargets::";
|
|
c.append(Name).append("::").append(t).append("::DefaultEnabled");
|
|
return _config->FindB(c, true);
|
|
});
|
|
std::vector<std::string> mytargets = parsePlusMinusOptions("target", Options, deftargets);
|
|
for (auto const &target : alltargets)
|
|
{
|
|
std::map<std::string, std::string>::const_iterator const opt = Options.find(target);
|
|
if (opt == Options.end())
|
|
continue;
|
|
auto const idMatch = [&](std::string const &t) {
|
|
return target == _config->Find(std::string("Acquire::IndexTargets::") + Name + "::" + t + "::Identifier", t);
|
|
};
|
|
if (StringToBool(opt->second))
|
|
std::copy_if(alltargets.begin(), alltargets.end(), std::back_inserter(mytargets), idMatch);
|
|
else
|
|
mytargets.erase(std::remove_if(mytargets.begin(), mytargets.end(), idMatch), mytargets.end());
|
|
}
|
|
// if we can't order it in a 1000 steps we give up… probably a cycle
|
|
for (auto i = 0; i < 1000; ++i)
|
|
{
|
|
bool Changed = false;
|
|
for (auto t = mytargets.begin(); t != mytargets.end(); ++t)
|
|
{
|
|
std::string const fallback = _config->Find(std::string("Acquire::IndexTargets::") + Name + "::" + *t + "::Fallback-Of");
|
|
if (fallback.empty())
|
|
continue;
|
|
auto const faller = std::find(mytargets.begin(), mytargets.end(), fallback);
|
|
if (faller == mytargets.end() || faller < t)
|
|
continue;
|
|
Changed = true;
|
|
auto const tv = *t;
|
|
mytargets.erase(t);
|
|
mytargets.emplace_back(tv);
|
|
break;
|
|
}
|
|
if (Changed == false)
|
|
break;
|
|
}
|
|
// remove duplicates without changing the order (in first appearance)
|
|
{
|
|
std::set<std::string> seenOnce;
|
|
mytargets.erase(std::remove_if(mytargets.begin(), mytargets.end(), [&](std::string const &t) {
|
|
return seenOnce.insert(t).second == false;
|
|
}), mytargets.end());
|
|
}
|
|
return mytargets;
|
|
}
|
|
|
|
metaIndex::TriState GetTriStateOption(std::map<std::string, std::string>const &Options, char const * const name) const
|
|
{
|
|
std::map<std::string, std::string>::const_iterator const opt = Options.find(name);
|
|
if (opt != Options.end())
|
|
return StringToBool(opt->second, false) ? metaIndex::TRI_YES : metaIndex::TRI_NO;
|
|
return metaIndex::TRI_DONTCARE;
|
|
}
|
|
|
|
static time_t GetTimeOption(std::map<std::string, std::string>const &Options, char const * const name)
|
|
{
|
|
std::map<std::string, std::string>::const_iterator const opt = Options.find(name);
|
|
if (opt == Options.end())
|
|
return 0;
|
|
return strtoull(opt->second.c_str(), NULL, 10);
|
|
}
|
|
|
|
static bool GetBoolOption(std::map<std::string, std::string> const &Options, char const * const name, bool const defVal)
|
|
{
|
|
std::map<std::string, std::string>::const_iterator const opt = Options.find(name);
|
|
if (opt == Options.end())
|
|
return defVal;
|
|
return StringToBool(opt->second, defVal);
|
|
}
|
|
static std::string GetSnapshotOption(std::map<std::string, std::string> const &Options, char const * const name, const std::string defVal="")
|
|
{
|
|
std::map<std::string, std::string>::const_iterator const opt = Options.find(name);
|
|
if (opt == Options.end())
|
|
return defVal;
|
|
int boolVal = StringToBool(opt->second, -1);
|
|
if (boolVal != -1)
|
|
return boolVal ? _config->Find("APT::Snapshot") : "";
|
|
return opt->second;
|
|
}
|
|
|
|
|
|
static std::vector<std::string> GetMapKeys(std::map<std::string, std::string> const &Options)
|
|
{
|
|
std::vector<std::string> ret;
|
|
ret.reserve(Options.size());
|
|
std::transform(Options.begin(), Options.end(), std::back_inserter(ret),
|
|
[](auto &&O) { return O.first; });
|
|
std::sort(ret.begin(), ret.end());
|
|
auto r = std::remove(ret.begin(), ret.end(), "SHADOWED");
|
|
ret.erase(r, ret.end());
|
|
return ret;
|
|
}
|
|
|
|
static bool MapsAreEqual(std::map<std::string, std::string> const &OptionsA,
|
|
std::map<std::string, std::string> const &OptionsB,
|
|
std::string const &URI, std::string const &Dist)
|
|
{
|
|
auto const KeysA = GetMapKeys(OptionsA);
|
|
auto const KeysB = GetMapKeys(OptionsB);
|
|
auto const m = std::mismatch(KeysA.begin(), KeysA.end(), KeysB.begin());
|
|
if (m.first != KeysA.end())
|
|
{
|
|
if (std::find(KeysB.begin(), KeysB.end(), *m.first) == KeysB.end())
|
|
return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), m.first->c_str(), "<set>", "<unset>");
|
|
else
|
|
return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), m.second->c_str(), "<set>", "<unset>");
|
|
}
|
|
if (m.second != KeysB.end())
|
|
{
|
|
if (std::find(KeysA.begin(), KeysA.end(), *m.second) == KeysA.end())
|
|
return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), m.first->c_str(), "<set>", "<unset>");
|
|
else
|
|
return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), m.second->c_str(), "<set>", "<unset>");
|
|
}
|
|
for (auto&& key: KeysA)
|
|
{
|
|
if (key == "BASE_URI" || key == "REPO_URI" || key == "SITE" || key == "RELEASE")
|
|
continue;
|
|
auto const a = OptionsA.find(key);
|
|
auto const b = OptionsB.find(key);
|
|
if (unlikely(a == OptionsA.end() || b == OptionsB.end()) || a->second != b->second)
|
|
return _error->Error(_("Conflicting values set for option %s regarding source %s %s"), key.c_str(), URI.c_str(), Dist.c_str());
|
|
}
|
|
return true;
|
|
}
|
|
|
|
static debReleaseIndex * GetDebReleaseIndexBy(std::vector<metaIndex *> &List, std::string URI,
|
|
std::string const &Dist, std::map<std::string, std::string> const &Options)
|
|
{
|
|
std::map<std::string, std::string> ReleaseOptions{{
|
|
{"BASE_URI", constructMetaIndexURI(URI, Dist, "")},
|
|
{"REPO_URI", URI},
|
|
{"SITE", ::URI::ArchiveOnly(URI)},
|
|
{"RELEASE", (Dist == "/") ? "" : Dist},
|
|
}};
|
|
if (GetBoolOption(Options, "allow-insecure", _config->FindB("Acquire::AllowInsecureRepositories")))
|
|
ReleaseOptions.emplace("ALLOW_INSECURE", "true");
|
|
if (GetBoolOption(Options, "allow-weak", _config->FindB("Acquire::AllowWeakRepositories")))
|
|
ReleaseOptions.emplace("ALLOW_WEAK", "true");
|
|
if (GetBoolOption(Options, "allow-downgrade-to-insecure", _config->FindB("Acquire::AllowDowngradeToInsecureRepositories")))
|
|
ReleaseOptions.emplace("ALLOW_DOWNGRADE_TO_INSECURE", "true");
|
|
if (GetBoolOption(Options, "SHADOWED", false))
|
|
ReleaseOptions.emplace("SHADOWED", "true");
|
|
|
|
auto InReleasePath = Options.find("inrelease-path");
|
|
if (InReleasePath != Options.end())
|
|
ReleaseOptions.emplace("INRELEASE_PATH", InReleasePath->second);
|
|
|
|
debReleaseIndex * Deb = nullptr;
|
|
std::string const FileName = URItoFileName(constructMetaIndexURI(URI, Dist, "Release"));
|
|
for (auto const &I: List)
|
|
{
|
|
// We only worry about debian entries here
|
|
if (strcmp(I->GetType(), "deb") != 0)
|
|
continue;
|
|
|
|
auto const D = dynamic_cast<debReleaseIndex*>(I);
|
|
if (unlikely(D == nullptr))
|
|
continue;
|
|
|
|
/* This check ensures that there will be only one Release file
|
|
queued for all the Packages files and Sources files it
|
|
corresponds to. */
|
|
if (URItoFileName(D->MetaIndexURI("Release")) == FileName)
|
|
{
|
|
if (MapsAreEqual(ReleaseOptions, D->GetReleaseOptions(), URI, Dist) == false)
|
|
return nullptr;
|
|
Deb = D;
|
|
break;
|
|
}
|
|
}
|
|
|
|
// No currently created Release file indexes this entry, so we create a new one.
|
|
if (Deb == nullptr)
|
|
{
|
|
Deb = new debReleaseIndex(URI, Dist, ReleaseOptions);
|
|
List.push_back(Deb);
|
|
}
|
|
return Deb;
|
|
}
|
|
|
|
protected:
|
|
// This is a duplicate of pkgAcqChangelog::URITemplate() with some changes to work
|
|
// on metaIndex instead of cache structures, and using Snapshots
|
|
std::string SnapshotServer(debReleaseIndex const *Rls) const
|
|
{
|
|
if (Rls->GetLabel().empty() && Rls->GetOrigin().empty())
|
|
return "";
|
|
std::string const serverConfig = "Acquire::Snapshots::URI";
|
|
std::string server;
|
|
#define APT_EMPTY_SERVER \
|
|
if (server.empty() == false) \
|
|
{ \
|
|
return server; \
|
|
}
|
|
#define APT_CHECK_SERVER(X, Y) \
|
|
if (not Rls->Get##X().empty()) \
|
|
{ \
|
|
std::string const specialServerConfig = serverConfig + "::" + Y + #X + "::" + Rls->Get##X(); \
|
|
server = _config->Find(specialServerConfig); \
|
|
APT_EMPTY_SERVER \
|
|
}
|
|
// this way e.g. Debian-Security can fallback to Debian
|
|
APT_CHECK_SERVER(Label, "Override::")
|
|
APT_CHECK_SERVER(Origin, "Override::")
|
|
|
|
server = Rls->GetSnapshotsServer();
|
|
APT_EMPTY_SERVER
|
|
|
|
APT_CHECK_SERVER(Label, "")
|
|
APT_CHECK_SERVER(Origin, "")
|
|
#undef APT_CHECK_SERVER
|
|
#undef APT_EMPTY_SERVER
|
|
return "";
|
|
}
|
|
|
|
/// \brief Given a hostname, strip one level down, e.g. a.b.c -> .b.c -> .c, this
|
|
/// allows you to match a.b.c against itself, .b.c, and .c, but not b.c
|
|
static inline std::string NextLevelDomain(std::string Host)
|
|
{
|
|
auto nextDot = Host.find(".", 1);
|
|
if (nextDot == Host.npos)
|
|
return "";
|
|
return Host.substr(nextDot);
|
|
}
|
|
bool CreateItemInternal(std::vector<metaIndex *> &List, std::string URI,
|
|
std::string const &Dist, std::string const &Section,
|
|
bool const &IsSrc, std::map<std::string, std::string> Options) const
|
|
{
|
|
std::string SnapshotAptConf = _config->Find("APT::Snapshot");
|
|
std::string Snapshot = GetSnapshotOption(Options, "snapshot", SnapshotAptConf.empty() ? "" : SnapshotAptConf + "?");
|
|
if (not Snapshot.empty()) {
|
|
std::map<std::string, std::string> SnapshotOptions = Options;
|
|
|
|
Options.emplace("SHADOWED", "true");
|
|
|
|
::URI ArchiveURI(URI);
|
|
// Trim trailing and leading / from the path because we don't want them when calculating snapshot url
|
|
if (not ArchiveURI.Path.empty() && ArchiveURI.Path[ArchiveURI.Path.length() - 1] == '/')
|
|
ArchiveURI.Path.erase(ArchiveURI.Path.length() - 1);
|
|
if (not ArchiveURI.Path.empty() && ArchiveURI.Path[0] == '/')
|
|
ArchiveURI.Path.erase(0, 1);
|
|
std::string Server;
|
|
|
|
auto const PreviousDeb = List.empty() ? nullptr : List.back();
|
|
auto const Deb = GetDebReleaseIndexBy(List, URI, Dist, Options);
|
|
std::string filename;
|
|
|
|
// The Release file and config based on that should be the ultimate source of truth.
|
|
if (Deb && ReleaseFileName(Deb, filename))
|
|
{
|
|
auto OldDeb = dynamic_cast<debReleaseIndex *>(Deb->UnloadedClone());
|
|
if (not OldDeb->Load(filename, nullptr))
|
|
return _error->Error("Cannot identify snapshot server for %s %s - run update without snapshot id first", URI.c_str(), Dist.c_str());
|
|
Server = SnapshotServer(OldDeb);
|
|
delete OldDeb;
|
|
}
|
|
// We did not find a server based on the release file.
|
|
// Lookup a fallback based on the host. For a.b.c, this will
|
|
// try a.b.c, .b.c, and .c to allow generalization for cc.archive.ubuntu.com
|
|
if (Server.empty())
|
|
{
|
|
for (std::string Host = ArchiveURI.Host; not Host.empty(); Host = NextLevelDomain(Host))
|
|
{
|
|
Server = _config->Find("Acquire::Snapshots::URI::Host::" + Host);
|
|
if (not Server.empty())
|
|
break;
|
|
}
|
|
}
|
|
if (Server.empty() || Server == "no")
|
|
{
|
|
if (APT::String::Endswith(Snapshot, "?"))
|
|
{
|
|
// Erase the SHADOWED option and remove the release index from the list if we created it.
|
|
Options.erase("SHADOWED");
|
|
if (Deb && Deb != PreviousDeb) {
|
|
assert(List.back() == Deb);
|
|
List.pop_back();
|
|
delete Deb;
|
|
}
|
|
goto nosnapshot;
|
|
}
|
|
if (Server != "no" && filename.empty())
|
|
return _error->Error("Cannot identify snapshot server for %s %s - run update without snapshot id first", URI.c_str(), Dist.c_str());
|
|
return _error->Error("Snapshots not supported for %s %s", URI.c_str(), Dist.c_str());
|
|
}
|
|
// We have found a server by now, so we enable snapshots for this source.
|
|
if (APT::String::Endswith(Snapshot, "?"))
|
|
{
|
|
Snapshot.pop_back();
|
|
}
|
|
|
|
assert(not Snapshot.empty());
|
|
auto SnapshotURI = SubstVar(SubstVar(Server, "@SNAPSHOTID@", Snapshot), "@PATH@", ArchiveURI.Path);
|
|
|
|
if (not CreateItemInternalOne(List, SnapshotURI, Dist, Section, IsSrc, SnapshotOptions))
|
|
return false;
|
|
}
|
|
nosnapshot:
|
|
if (not CreateItemInternalOne(List, URI, Dist, Section, IsSrc, Options))
|
|
return false;
|
|
|
|
|
|
return true;
|
|
}
|
|
bool CreateItemInternalOne(std::vector<metaIndex *> &List, std::string URI,
|
|
std::string const &Dist, std::string const &Section,
|
|
bool const &IsSrc, std::map<std::string, std::string> Options) const
|
|
{
|
|
auto const Deb = GetDebReleaseIndexBy(List, URI, Dist, Options);
|
|
if (Deb == nullptr)
|
|
return false;
|
|
|
|
bool const UsePDiffs = GetBoolOption(Options, "pdiffs", _config->FindB("Acquire::PDiffs", true));
|
|
|
|
std::string UseByHash = _config->Find("APT::Acquire::By-Hash", "yes");
|
|
UseByHash = _config->Find("Acquire::By-Hash", UseByHash);
|
|
{
|
|
std::string const host = ::URI(URI).Host;
|
|
if (host.empty() == false)
|
|
{
|
|
UseByHash = _config->Find("APT::Acquire::" + host + "::By-Hash", UseByHash);
|
|
UseByHash = _config->Find("Acquire::" + host + "::By-Hash", UseByHash);
|
|
}
|
|
std::map<std::string, std::string>::const_iterator const opt = Options.find("by-hash");
|
|
if (opt != Options.end())
|
|
UseByHash = opt->second;
|
|
}
|
|
|
|
auto const entry = Options.find("sourceslist-entry");
|
|
Deb->AddComponent(
|
|
entry->second,
|
|
IsSrc,
|
|
Section,
|
|
parsePlusMinusTargetOptions(Name, Options),
|
|
parsePlusMinusArchOptions("arch", Options),
|
|
parsePlusMinusOptions("lang", Options, APT::Configuration::getLanguages(true)),
|
|
UsePDiffs,
|
|
UseByHash
|
|
);
|
|
|
|
if (Deb->SetTrusted(GetTriStateOption(Options, "trusted")) == false ||
|
|
Deb->SetCheckValidUntil(GetTriStateOption(Options, "check-valid-until")) == false ||
|
|
Deb->SetValidUntilMax(GetTimeOption(Options, "valid-until-max")) == false ||
|
|
Deb->SetValidUntilMin(GetTimeOption(Options, "valid-until-min")) == false ||
|
|
Deb->SetCheckDate(GetTriStateOption(Options, "check-date")) == false ||
|
|
Deb->SetDateMaxFuture(GetTimeOption(Options, "date-max-future")) == false ||
|
|
Deb->SetSnapshot(GetSnapshotOption(Options, "snapshot")) == false)
|
|
return false;
|
|
|
|
if (GetBoolOption(Options, "sourceslist-entry-is-deb822", false))
|
|
Deb->SetFlag(metaIndex::Flag::DEB822);
|
|
|
|
std::map<std::string, std::string>::const_iterator const signedby = Options.find("signed-by");
|
|
if (signedby == Options.end())
|
|
{
|
|
bool alreadySet = false;
|
|
std::string filename;
|
|
if (ReleaseFileName(Deb, filename))
|
|
{
|
|
auto OldDeb = Deb->UnloadedClone();
|
|
_error->PushToStack();
|
|
OldDeb->Load(filename, nullptr);
|
|
bool const goodLoad = _error->PendingError() == false;
|
|
_error->RevertToStack();
|
|
if (goodLoad)
|
|
{
|
|
if (OldDeb->GetValidUntil() > 0)
|
|
{
|
|
time_t const invalid_since = time(NULL) - OldDeb->GetValidUntil();
|
|
if (invalid_since <= 0)
|
|
{
|
|
Deb->SetSignedBy(OldDeb->GetSignedBy());
|
|
alreadySet = true;
|
|
}
|
|
}
|
|
}
|
|
delete OldDeb;
|
|
}
|
|
if (alreadySet == false && Deb->SetSignedBy("") == false)
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
if (Deb->SetSignedBy(signedby->second) == false)
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
debSLTypeDebian(char const * const Name, char const * const Label) : Type(Name, Label)
|
|
{
|
|
}
|
|
};
|
|
/*}}}*/
|
|
class APT_HIDDEN debSLTypeDeb : public debSLTypeDebian /*{{{*/
|
|
{
|
|
public:
|
|
|
|
bool CreateItem(std::vector<metaIndex *> &List, std::string const &URI,
|
|
std::string const &Dist, std::string const &Section,
|
|
std::map<std::string, std::string> const &Options) const override
|
|
{
|
|
return CreateItemInternal(List, URI, Dist, Section, false, Options);
|
|
}
|
|
|
|
debSLTypeDeb() : debSLTypeDebian("deb", "Debian binary tree")
|
|
{
|
|
}
|
|
};
|
|
/*}}}*/
|
|
class APT_HIDDEN debSLTypeDebSrc : public debSLTypeDebian /*{{{*/
|
|
{
|
|
public:
|
|
|
|
bool CreateItem(std::vector<metaIndex *> &List, std::string const &URI,
|
|
std::string const &Dist, std::string const &Section,
|
|
std::map<std::string, std::string> const &Options) const override
|
|
{
|
|
return CreateItemInternal(List, URI, Dist, Section, true, Options);
|
|
}
|
|
|
|
debSLTypeDebSrc() : debSLTypeDebian("deb-src", "Debian source tree")
|
|
{
|
|
}
|
|
};
|
|
/*}}}*/
|
|
|
|
APT_HIDDEN debSLTypeDeb _apt_DebType;
|
|
APT_HIDDEN debSLTypeDebSrc _apt_DebSrcType;
|