diff options
Diffstat (limited to 'methods')
| -rw-r--r-- | methods/connect.cc | 21 | ||||
| -rw-r--r-- | methods/copy.cc | 1 | ||||
| -rw-r--r-- | methods/http.cc | 18 | ||||
| -rw-r--r-- | methods/http.h | 6 | ||||
| -rw-r--r-- | methods/http_main.cc | 20 | ||||
| -rw-r--r-- | methods/makefile | 10 | ||||
| -rw-r--r-- | methods/mirror.cc | 330 | ||||
| -rw-r--r-- | methods/mirror.h | 52 |
8 files changed, 431 insertions, 27 deletions
diff --git a/methods/connect.cc b/methods/connect.cc index 355bd5c4d..c5d57a99f 100644 --- a/methods/connect.cc +++ b/methods/connect.cc @@ -18,6 +18,7 @@ #include <stdio.h> #include <errno.h> #include <unistd.h> +#include <sstream> #include<set> #include<string> @@ -70,19 +71,17 @@ static bool DoConnect(struct addrinfo *Addr,string Host, Owner->Status(_("Connecting to %s (%s)"),Host.c_str(),Name); // if that addr did timeout before, we do not try it again - if(bad_addr.find(string(Name)) != bad_addr.end()) + if(bad_addr.find(string(Name)) != bad_addr.end()) return false; /* If this is an IP rotation store the IP we are using.. If something goes wrong this will get tacked onto the end of the error message */ if (LastHostAddr->ai_next != 0) { - char Name2[NI_MAXHOST + NI_MAXSERV + 10]; - snprintf(Name2,sizeof(Name2),_("[IP: %s %s]"),Name,Service); - Owner->SetFailExtraMsg(string(Name2)); - } - else - Owner->SetFailExtraMsg(""); + std::stringstream ss; + ioprintf(ss, _("[IP: %s %s]"),Name,Service); + Owner->SetIP(ss.str()); + } // Get a socket if ((Fd = socket(Addr->ai_family,Addr->ai_socktype, @@ -100,7 +99,7 @@ static bool DoConnect(struct addrinfo *Addr,string Host, nonblocking */ if (WaitFd(Fd,true,TimeOut) == false) { bad_addr.insert(bad_addr.begin(), string(Name)); - Owner->SetFailExtraMsg("\nFailReason: Timeout"); + Owner->SetFailReason("Timeout"); return _error->Error(_("Could not connect to %s:%s (%s), " "connection timed out"),Host.c_str(),Service,Name); } @@ -115,7 +114,7 @@ static bool DoConnect(struct addrinfo *Addr,string Host, { errno = Err; if(errno == ECONNREFUSED) - Owner->SetFailExtraMsg("\nFailReason: ConnectionRefused"); + Owner->SetFailReason("ConnectionRefused"); return _error->Errno("connect",_("Could not connect to %s:%s (%s)."),Host.c_str(), Service,Name); } @@ -180,13 +179,13 @@ bool Connect(string Host,int Port,const char *Service,int DefPort,int &Fd, continue; } bad_addr.insert(bad_addr.begin(), Host); - Owner->SetFailExtraMsg("\nFailReason: ResolveFailure"); + Owner->SetFailReason("ResolveFailure"); return _error->Error(_("Could not resolve '%s'"),Host.c_str()); } if (Res == EAI_AGAIN) { - Owner->SetFailExtraMsg("\nFailReason: TmpResolveFailure"); + Owner->SetFailReason("TmpResolveFailure"); return _error->Error(_("Temporary failure resolving '%s'"), Host.c_str()); } diff --git a/methods/copy.cc b/methods/copy.cc index 72896b4c0..027b59f46 100644 --- a/methods/copy.cc +++ b/methods/copy.cc @@ -84,6 +84,7 @@ bool CopyMethod::Fetch(FetchItem *Itm) FileFd Fd(Res.Filename, FileFd::ReadOnly); Hash.AddFD(Fd.Fd(), Fd.Size()); Res.TakeHashes(Hash); + URIDone(Res); return true; } diff --git a/methods/http.cc b/methods/http.cc index 1eba0f279..7b61973d7 100644 --- a/methods/http.cc +++ b/methods/http.cc @@ -728,7 +728,7 @@ void HttpMethod::SendReq(FetchItem *Itm,CircleBuf &Out) Req += string("Authorization: Basic ") + Base64Encode(Uri.User + ":" + Uri.Password) + "\r\n"; - Req += "User-Agent: Debian APT-HTTP/1.3 ("VERSION")\r\n\r\n"; + Req += "User-Agent: Ubuntu APT-HTTP/1.3 ("VERSION")\r\n\r\n"; if (Debug == true) cerr << Req << endl; @@ -952,6 +952,9 @@ int HttpMethod::DealWithHeaders(FetchResult &Res,ServerState *Srv) failure */ if (Srv->Result < 200 || Srv->Result >= 300) { + char err[255]; + snprintf(err,sizeof(err)-1,"HttpError%i",Srv->Result); + SetFailReason(err); _error->Error("%u %s",Srv->Result,Srv->Code); if (Srv->HaveContent == true) return 4; @@ -1028,7 +1031,7 @@ void HttpMethod::SigTerm(int) depth. */ bool HttpMethod::Fetch(FetchItem *) { - if (Server == 0) + if (Server == 0) return true; // Queue the requests @@ -1318,15 +1321,4 @@ int HttpMethod::Loop() } /*}}}*/ -int main() -{ - setlocale(LC_ALL, ""); - // ignore SIGPIPE, this can happen on write() if the socket - // closes the connection (this is dealt with via ServerDie()) - signal(SIGPIPE, SIG_IGN); - - HttpMethod Mth; - return Mth.Loop(); -} - diff --git a/methods/http.h b/methods/http.h index 13f02ec77..bc076e1f8 100644 --- a/methods/http.h +++ b/methods/http.h @@ -13,7 +13,7 @@ #define MAXLEN 360 -#include <iostream> + using std::cout; using std::endl; @@ -135,7 +135,6 @@ class HttpMethod : public pkgAcqMethod bool ServerDie(ServerState *Srv); int DealWithHeaders(FetchResult &Res,ServerState *Srv); - virtual bool Fetch(FetchItem *); virtual bool Configuration(string Message); // In the event of a fatal signal this file will be closed and timestamped. @@ -143,6 +142,9 @@ class HttpMethod : public pkgAcqMethod static int FailFd; static time_t FailTime; static void SigTerm(int); + + protected: + virtual bool Fetch(FetchItem *); string NextURI; diff --git a/methods/http_main.cc b/methods/http_main.cc new file mode 100644 index 000000000..7815c2fc1 --- /dev/null +++ b/methods/http_main.cc @@ -0,0 +1,20 @@ +#include <apt-pkg/fileutl.h> +#include <apt-pkg/acquire-method.h> +#include <signal.h> + +#include "connect.h" +#include "rfc2553emu.h" +#include "http.h" + + +int main() +{ + setlocale(LC_ALL, ""); + + // ignore SIGPIPE, this can happen on write() if the socket + // closes the connection (this is dealt with via ServerDie()) + signal(SIGPIPE, SIG_IGN); + + HttpMethod Mth; + return Mth.Loop(); +} diff --git a/methods/makefile b/methods/makefile index 134166ba3..f4d417cee 100644 --- a/methods/makefile +++ b/methods/makefile @@ -49,7 +49,7 @@ include $(PROGRAM_H) PROGRAM=http SLIBS = -lapt-pkg $(SOCKETLIBS) $(INTLLIBS) LIB_MAKES = apt-pkg/makefile -SOURCE = http.cc rfc2553emu.cc connect.cc +SOURCE = http.cc http_main.cc rfc2553emu.cc connect.cc include $(PROGRAM_H) # The https method @@ -80,9 +80,17 @@ LIB_MAKES = apt-pkg/makefile SOURCE = rsh.cc include $(PROGRAM_H) +# The mirror method +PROGRAM=mirror +SLIBS = -lapt-pkg $(SOCKETLIBS) +LIB_MAKES = apt-pkg/makefile +SOURCE = mirror.cc http.cc rfc2553emu.cc connect.cc +include $(PROGRAM_H) + # SSH and bzip2 method symlink binary: $(BIN)/ssh $(BIN)/bzip2 $(BIN)/lzma veryclean: clean-$(BIN)/ssh clean-$(BIN)/bzip2 clean-$(BIN)/lzma + $(BIN)/ssh: echo "Installing ssh method link" ln -fs rsh $(BIN)/ssh diff --git a/methods/mirror.cc b/methods/mirror.cc new file mode 100644 index 000000000..b3a956b95 --- /dev/null +++ b/methods/mirror.cc @@ -0,0 +1,330 @@ +// -*- mode: cpp; mode: fold -*- +// Description /*{{{*/ +// $Id: mirror.cc,v 1.59 2004/05/08 19:42:35 mdz Exp $ +/* ###################################################################### + + Mirror Aquire Method - This is the Mirror aquire method for APT. + + ##################################################################### */ + /*}}}*/ +// Include Files /*{{{*/ +#include <apt-pkg/fileutl.h> +#include <apt-pkg/acquire-method.h> +#include <apt-pkg/acquire-item.h> +#include <apt-pkg/acquire.h> +#include <apt-pkg/error.h> +#include <apt-pkg/hashes.h> +#include <apt-pkg/sourcelist.h> + +#include <fstream> +#include <iostream> +#include <stdarg.h> +#include <sys/stat.h> +#include <sys/types.h> +#include <dirent.h> + +using namespace std; + +#include "mirror.h" +#include "http.h" +#include "apti18n.h" + /*}}}*/ + +/* Done: + * - works with http (only!) + * - always picks the first mirror from the list + * - call out to problem reporting script + * - supports "deb mirror://host/path/to/mirror-list/// dist component" + * - uses pkgAcqMethod::FailReason() to have a string representation + * of the failure that is also send to LP + * + * TODO: + * - deal with runing as non-root because we can't write to the lists + dir then -> use the cached mirror file + * - better method to download than having a pkgAcquire interface here + * and better error handling there! + * - support more than http + * - testing :) + */ + +MirrorMethod::MirrorMethod() + : HttpMethod(), DownloadedMirrorFile(false) +{ +}; + +// HttpMethod::Configuration - Handle a configuration message /*{{{*/ +// --------------------------------------------------------------------- +/* We stash the desired pipeline depth */ +bool MirrorMethod::Configuration(string Message) +{ + if (pkgAcqMethod::Configuration(Message) == false) + return false; + Debug = _config->FindB("Debug::Acquire::mirror",false); + + return true; +} + /*}}}*/ + +// clean the mirrors dir based on ttl information +bool MirrorMethod::Clean(string Dir) +{ + vector<metaIndex *>::const_iterator I; + + if(Debug) + clog << "MirrorMethod::Clean(): " << Dir << endl; + + if(Dir == "/") + return _error->Error("will not clean: '/'"); + + // read sources.list + pkgSourceList list; + list.ReadMainList(); + + DIR *D = opendir(Dir.c_str()); + if (D == 0) + return _error->Errno("opendir",_("Unable to read %s"),Dir.c_str()); + + string StartDir = SafeGetCWD(); + if (chdir(Dir.c_str()) != 0) + { + closedir(D); + return _error->Errno("chdir",_("Unable to change to %s"),Dir.c_str()); + } + + for (struct dirent *Dir = readdir(D); Dir != 0; Dir = readdir(D)) + { + // Skip some files.. + if (strcmp(Dir->d_name,"lock") == 0 || + strcmp(Dir->d_name,"partial") == 0 || + strcmp(Dir->d_name,".") == 0 || + strcmp(Dir->d_name,"..") == 0) + continue; + + // see if we have that uri + for(I=list.begin(); I != list.end(); I++) + { + string uri = (*I)->GetURI(); + if(uri.substr(0,strlen("mirror://")) != string("mirror://")) + continue; + string BaseUri = uri.substr(0,uri.size()-1); + if (URItoFileName(BaseUri) == Dir->d_name) + break; + } + // nothing found, nuke it + if (I == list.end()) + unlink(Dir->d_name); + }; + + chdir(StartDir.c_str()); + closedir(D); + return true; +} + + +bool MirrorMethod::DownloadMirrorFile(string mirror_uri_str) +{ + if(Debug) + clog << "MirrorMethod::DownloadMirrorFile(): " << endl; + + // check the file, if it is not older than RefreshInterval just use it + // otherwise try to get a new one + if(FileExists(MirrorFile)) + { + struct stat buf; + time_t t,now,refresh; + if(stat(MirrorFile.c_str(), &buf) != 0) + return false; + t = std::max(buf.st_mtime, buf.st_ctime); + now = time(NULL); + refresh = 60*_config->FindI("Acquire::Mirror::RefreshInterval",360); + if(t + refresh > now) + { + if(Debug) + clog << "Mirror file is in RefreshInterval" << endl; + DownloadedMirrorFile = true; + return true; + } + if(Debug) + clog << "Mirror file " << MirrorFile << " older than " << refresh << "min, re-download it" << endl; + } + + // not that great to use pkgAcquire here, but we do not have + // any other way right now + string fetch = BaseUri; + fetch.replace(0,strlen("mirror://"),"http://"); + + pkgAcquire Fetcher; + new pkgAcqFile(&Fetcher, fetch, "", 0, "", "", "", MirrorFile); + bool res = (Fetcher.Run() == pkgAcquire::Continue); + if(res) + DownloadedMirrorFile = true; + Fetcher.Shutdown(); + return res; +} + +bool MirrorMethod::SelectMirror() +{ + // if we do not have a MirrorFile, fallback + if(!FileExists(MirrorFile)) + { + // FIXME: fallback to a default mirror here instead + // and provide a config option to define that default + return _error->Error(_("No mirror file '%s' found "), MirrorFile.c_str()); + } + + // FIXME: make the mirror selection more clever, do not + // just use the first one! + // BUT: we can not make this random, the mirror has to be + // stable accross session, because otherwise we can + // get into sync issues (got indexfiles from mirror A, + // but packages from mirror B - one might be out of date etc) + ifstream in(MirrorFile.c_str()); + getline(in, Mirror); + if(Debug) + cerr << "Using mirror: " << Mirror << endl; + + UsedMirror = Mirror; + return true; +} + +string MirrorMethod::GetMirrorFileName(string mirror_uri_str) +{ + /* + - a mirror_uri_str looks like this: + mirror://people.ubuntu.com/~mvo/apt/mirror/mirrors/dists/feisty/Release.gpg + + - the matching source.list entry + deb mirror://people.ubuntu.com/~mvo/apt/mirror/mirrors feisty main + + - we actually want to go after: + http://people.ubuntu.com/~mvo/apt/mirror/mirrors + + And we need to save the BaseUri for later: + - mirror://people.ubuntu.com/~mvo/apt/mirror/mirrors + + FIXME: what if we have two similar prefixes? + mirror://people.ubuntu.com/~mvo/mirror + mirror://people.ubuntu.com/~mvo/mirror2 + then mirror_uri_str looks like: + mirror://people.ubuntu.com/~mvo/apt/mirror/dists/feisty/Release.gpg + mirror://people.ubuntu.com/~mvo/apt/mirror2/dists/feisty/Release.gpg + we search sources.list and find: + mirror://people.ubuntu.com/~mvo/apt/mirror + in both cases! So we need to apply some domain knowledge here :( and + check for /dists/ or /Release.gpg as suffixes + */ + string name; + if(Debug) + std::cerr << "GetMirrorFileName: " << mirror_uri_str << std::endl; + + // read sources.list and find match + vector<metaIndex *>::const_iterator I; + pkgSourceList list; + list.ReadMainList(); + for(I=list.begin(); I != list.end(); I++) + { + string uristr = (*I)->GetURI(); + if(Debug) + std::cerr << "Checking: " << uristr << std::endl; + if(uristr.substr(0,strlen("mirror://")) != string("mirror://")) + continue; + // find matching uri in sources.list + if(mirror_uri_str.substr(0,uristr.size()) == uristr) + { + if(Debug) + std::cerr << "found BaseURI: " << uristr << std::endl; + BaseUri = uristr.substr(0,uristr.size()-1); + } + } + // get new file + name = _config->FindDir("Dir::State::mirrors") + URItoFileName(BaseUri); + + if(Debug) + { + cerr << "base-uri: " << BaseUri << endl; + cerr << "mirror-file: " << name << endl; + } + return name; +} + +// MirrorMethod::Fetch - Fetch an item /*{{{*/ +// --------------------------------------------------------------------- +/* This adds an item to the pipeline. We keep the pipeline at a fixed + depth. */ +bool MirrorMethod::Fetch(FetchItem *Itm) +{ + if(Debug) + clog << "MirrorMethod::Fetch()" << endl; + + // the http method uses Fetch(0) as a way to update the pipeline, + // just let it do its work in this case - Fetch() with a valid + // Itm will always run before the first Fetch(0) + if(Itm == NULL) + return HttpMethod::Fetch(Itm); + + // if we don't have the name of the mirror file on disk yet, + // calculate it now (can be derived from the uri) + if(MirrorFile.empty()) + MirrorFile = GetMirrorFileName(Itm->Uri); + + // download mirror file once (if we are after index files) + if(Itm->IndexFile && !DownloadedMirrorFile) + { + Clean(_config->FindDir("Dir::State::mirrors")); + DownloadMirrorFile(Itm->Uri); + } + + if(Mirror.empty()) { + if(!SelectMirror()) { + // no valid mirror selected, something went wrong downloading + // from the master mirror site most likely and there is + // no old mirror file availalbe + return false; + } + } + if(Debug) + clog << "selected mirror: " << Mirror << endl; + + + for (FetchItem *I = Queue; I != 0; I = I->Next) + { + if(I->Uri.find("mirror://") != string::npos) + I->Uri.replace(0,BaseUri.size(), Mirror); + } + + // now run the real fetcher + return HttpMethod::Fetch(Itm); +}; + +void MirrorMethod::Fail(string Err,bool Transient) +{ + if(Queue->Uri.find("http://") != string::npos) + Queue->Uri.replace(0,Mirror.size(), BaseUri); + pkgAcqMethod::Fail(Err, Transient); +} + +void MirrorMethod::URIStart(FetchResult &Res) +{ + if(Queue->Uri.find("http://") != string::npos) + Queue->Uri.replace(0,Mirror.size(), BaseUri); + pkgAcqMethod::URIStart(Res); +} + +void MirrorMethod::URIDone(FetchResult &Res,FetchResult *Alt) +{ + if(Queue->Uri.find("http://") != string::npos) + Queue->Uri.replace(0,Mirror.size(), BaseUri); + pkgAcqMethod::URIDone(Res, Alt); +} + + +int main() +{ + setlocale(LC_ALL, ""); + + MirrorMethod Mth; + + return Mth.Loop(); +} + + diff --git a/methods/mirror.h b/methods/mirror.h new file mode 100644 index 000000000..ed817806b --- /dev/null +++ b/methods/mirror.h @@ -0,0 +1,52 @@ +// -*- mode: cpp; mode: fold -*- +// Description /*{{{*/// $Id: http.h,v 1.12 2002/04/18 05:09:38 jgg Exp $ +// $Id: http.h,v 1.12 2002/04/18 05:09:38 jgg Exp $ +/* ###################################################################### + + MIRROR Aquire Method - This is the MIRROR aquire method for APT. + + ##################################################################### */ + /*}}}*/ + +#ifndef APT_MIRROR_H +#define APT_MIRROR_H + + +#include <iostream> + +using std::cout; +using std::cerr; +using std::endl; + +#include "http.h" + +class MirrorMethod : public HttpMethod +{ + FetchResult Res; + // we simply transform between BaseUri and Mirror + string BaseUri; // the original mirror://... url + string Mirror; // the selected mirror uri (http://...) + string MirrorFile; // the file that contains the list of mirrors + bool DownloadedMirrorFile; // already downloaded this session + + bool Debug; + + protected: + bool DownloadMirrorFile(string uri); + string GetMirrorFileName(string uri); + bool SelectMirror(); + bool Clean(string dir); + + // we need to overwrite those to transform the url back + virtual void Fail(string Why, bool Transient = false); + virtual void URIStart(FetchResult &Res); + virtual void URIDone(FetchResult &Res,FetchResult *Alt = 0); + virtual bool Configuration(string Message); + + public: + MirrorMethod(); + virtual bool Fetch(FetchItem *Itm); +}; + + +#endif |