diff options
author | Michael Vogt <michael.vogt@ubuntu.com> | 2008-01-04 21:33:09 +0100 |
---|---|---|
committer | Michael Vogt <michael.vogt@ubuntu.com> | 2008-01-04 21:33:09 +0100 |
commit | 893d3e85b98124fc28002be5584b685324646037 (patch) | |
tree | 4539342955019ce483a9558be33dcb14fffa5e24 /apt-pkg | |
parent | 110277098f846c98cbb1f155fe7d53ecca64cc1a (diff) | |
parent | f8477782df203e1998a8704e71a1a3cc699e9e3a (diff) | |
download | apt-893d3e85b98124fc28002be5584b685324646037.tar.gz |
* merged the apt--DoListUpdate branch, this provides a common interface
for apt-get update like operations for the frontends and also provides
hooks to run stuff in APT::Update::{Pre,Post}-Invoke
Diffstat (limited to 'apt-pkg')
-rw-r--r-- | apt-pkg/cachefile.cc | 69 | ||||
-rw-r--r-- | apt-pkg/cachefile.h | 3 | ||||
-rw-r--r-- | apt-pkg/contrib/fileutl.cc | 67 | ||||
-rw-r--r-- | apt-pkg/contrib/fileutl.h | 1 | ||||
-rw-r--r-- | apt-pkg/deb/dpkgpm.cc | 63 | ||||
-rw-r--r-- | apt-pkg/deb/dpkgpm.h | 1 |
6 files changed, 140 insertions, 64 deletions
diff --git a/apt-pkg/cachefile.cc b/apt-pkg/cachefile.cc index cccad2bf..4c2c5689 100644 --- a/apt-pkg/cachefile.cc +++ b/apt-pkg/cachefile.cc @@ -19,6 +19,8 @@ #include <apt-pkg/configuration.h> #include <apt-pkg/policy.h> #include <apt-pkg/pkgsystem.h> +#include <apt-pkg/acquire-item.h> +#include <apt-pkg/fileutl.h> #include <apti18n.h> /*}}}*/ @@ -107,6 +109,73 @@ bool pkgCacheFile::Open(OpProgress &Progress,bool WithLock) } /*}}}*/ +// CacheFile::ListUpdate - update the cache files /*{{{*/ +// --------------------------------------------------------------------- +/* This is a simple wrapper to update the cache. it will fetch stuff + * from the network (or any other sources defined in sources.list) + */ +bool pkgCacheFile::ListUpdate(pkgAcquireStatus &Stat, pkgSourceList &List) +{ + pkgAcquire Fetcher(&Stat); + + // Populate it with the source selection + if (List.GetIndexes(&Fetcher) == false) + return false; + + // Run scripts + RunScripts("APT::Update::Pre-Invoke"); + + // Run it + if (Fetcher.Run() == pkgAcquire::Failed) + return false; + + bool Failed = false; + bool TransientNetworkFailure = false; + for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); + I != Fetcher.ItemsEnd(); I++) + { + if ((*I)->Status == pkgAcquire::Item::StatDone) + continue; + + (*I)->Finished(); + + fprintf(stderr,_("Failed to fetch %s %s\n"),(*I)->DescURI().c_str(), + (*I)->ErrorText.c_str()); + + if ((*I)->Status == pkgAcquire::Item::StatTransientNetworkError) + { + TransientNetworkFailure = true; + continue; + } + + Failed = true; + } + + // Clean out any old list files + // Keep "APT::Get::List-Cleanup" name for compatibility, but + // this is really a global option for the APT library now + if (!TransientNetworkFailure && !Failed && + (_config->FindB("APT::Get::List-Cleanup",true) == true || + _config->FindB("APT::List-Cleanup",true) == true)) + { + if (Fetcher.Clean(_config->FindDir("Dir::State::lists")) == false || + Fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/") == false) + // something went wrong with the clean + return false; + } + + if (TransientNetworkFailure == true) + _error->Warning(_("Some index files failed to download, they have been ignored, or old ones used instead.")); + else if (Failed == true) + return _error->Error(_("Some index files failed to download, they have been ignored, or old ones used instead.")); + + + // Run the scripts if all was fine + RunScripts("APT::Update::Post-Invoke"); + return true; +} + /*}}}*/ + // CacheFile::Close - close the cache files /*{{{*/ // --------------------------------------------------------------------- /* */ diff --git a/apt-pkg/cachefile.h b/apt-pkg/cachefile.h index d23841e5..02c6188a 100644 --- a/apt-pkg/cachefile.h +++ b/apt-pkg/cachefile.h @@ -19,6 +19,8 @@ #include <apt-pkg/depcache.h> +#include <apt-pkg/acquire.h> +#include <apt-pkg/sourcelist.h> class pkgPolicy; class pkgCacheFile @@ -45,6 +47,7 @@ class pkgCacheFile bool BuildCaches(OpProgress &Progress,bool WithLock = true); bool Open(OpProgress &Progress,bool WithLock = true); + bool ListUpdate(pkgAcquireStatus &progress, pkgSourceList &List); void Close(); pkgCacheFile(); diff --git a/apt-pkg/contrib/fileutl.cc b/apt-pkg/contrib/fileutl.cc index 9e13b4f6..2b7e2508 100644 --- a/apt-pkg/contrib/fileutl.cc +++ b/apt-pkg/contrib/fileutl.cc @@ -8,9 +8,12 @@ CopyFile - Buffered copy of a single file GetLock - dpkg compatible lock file manipulation (fcntl) - This source is placed in the Public Domain, do with it what you will + Most of this source is placed in the Public Domain, do with it what + you will It was originally written by Jason Gunthorpe <jgg@debian.org>. + The exception is RunScripts() it is under the GPLv2 + ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ @@ -38,6 +41,68 @@ using namespace std; +// RunScripts - Run a set of scripts from a configuration subtree /*{{{*/ +// --------------------------------------------------------------------- +/* */ +bool RunScripts(const char *Cnf) +{ + Configuration::Item const *Opts = _config->Tree(Cnf); + if (Opts == 0 || Opts->Child == 0) + return true; + Opts = Opts->Child; + + // Fork for running the system calls + pid_t Child = ExecFork(); + + // This is the child + if (Child == 0) + { + if (chdir("/tmp/") != 0) + _exit(100); + + unsigned int Count = 1; + for (; Opts != 0; Opts = Opts->Next, Count++) + { + if (Opts->Value.empty() == true) + continue; + + if (system(Opts->Value.c_str()) != 0) + _exit(100+Count); + } + _exit(0); + } + + // Wait for the child + int Status = 0; + while (waitpid(Child,&Status,0) != Child) + { + if (errno == EINTR) + continue; + return _error->Errno("waitpid","Couldn't wait for subprocess"); + } + + // Restore sig int/quit + signal(SIGQUIT,SIG_DFL); + signal(SIGINT,SIG_DFL); + + // Check for an error code. + if (WIFEXITED(Status) == 0 || WEXITSTATUS(Status) != 0) + { + unsigned int Count = WEXITSTATUS(Status); + if (Count > 100) + { + Count -= 100; + for (; Opts != 0 && Count != 1; Opts = Opts->Next, Count--); + _error->Error("Problem executing scripts %s '%s'",Cnf,Opts->Value.c_str()); + } + + return _error->Error("Sub-process returned an error code"); + } + + return true; +} + /*}}}*/ + // CopyFile - Buffered copy of a file /*{{{*/ // --------------------------------------------------------------------- /* The caller is expected to set things so that failure causes erasure */ diff --git a/apt-pkg/contrib/fileutl.h b/apt-pkg/contrib/fileutl.h index 48bd9553..73b5ea3b 100644 --- a/apt-pkg/contrib/fileutl.h +++ b/apt-pkg/contrib/fileutl.h @@ -77,6 +77,7 @@ class FileFd virtual ~FileFd(); }; +bool RunScripts(const char *Cnf); bool CopyFile(FileFd &From,FileFd &To); int GetLock(string File,bool Errors = true); bool FileExists(string File); diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc index 11bf827d..34e16644 100644 --- a/apt-pkg/deb/dpkgpm.cc +++ b/apt-pkg/deb/dpkgpm.cc @@ -14,6 +14,7 @@ #include <apt-pkg/depcache.h> #include <apt-pkg/strutl.h> #include <apti18n.h> +#include <apt-pkg/fileutl.h> #include <unistd.h> #include <stdlib.h> @@ -95,68 +96,6 @@ bool pkgDPkgPM::Remove(PkgIterator Pkg,bool Purge) return true; } /*}}}*/ -// DPkgPM::RunScripts - Run a set of scripts /*{{{*/ -// --------------------------------------------------------------------- -/* This looks for a list of script sto run from the configuration file, - each one is run with system from a forked child. */ -bool pkgDPkgPM::RunScripts(const char *Cnf) -{ - Configuration::Item const *Opts = _config->Tree(Cnf); - if (Opts == 0 || Opts->Child == 0) - return true; - Opts = Opts->Child; - - // Fork for running the system calls - pid_t Child = ExecFork(); - - // This is the child - if (Child == 0) - { - if (chdir("/tmp/") != 0) - _exit(100); - - unsigned int Count = 1; - for (; Opts != 0; Opts = Opts->Next, Count++) - { - if (Opts->Value.empty() == true) - continue; - - if (system(Opts->Value.c_str()) != 0) - _exit(100+Count); - } - _exit(0); - } - - // Wait for the child - int Status = 0; - while (waitpid(Child,&Status,0) != Child) - { - if (errno == EINTR) - continue; - return _error->Errno("waitpid","Couldn't wait for subprocess"); - } - - // Restore sig int/quit - signal(SIGQUIT,SIG_DFL); - signal(SIGINT,SIG_DFL); - - // Check for an error code. - if (WIFEXITED(Status) == 0 || WEXITSTATUS(Status) != 0) - { - unsigned int Count = WEXITSTATUS(Status); - if (Count > 100) - { - Count -= 100; - for (; Opts != 0 && Count != 1; Opts = Opts->Next, Count--); - _error->Error("Problem executing scripts %s '%s'",Cnf,Opts->Value.c_str()); - } - - return _error->Error("Sub-process returned an error code"); - } - - return true; -} - /*}}}*/ // DPkgPM::SendV2Pkgs - Send version 2 package info /*{{{*/ // --------------------------------------------------------------------- /* This is part of the helper script communication interface, it sends diff --git a/apt-pkg/deb/dpkgpm.h b/apt-pkg/deb/dpkgpm.h index 81a888f0..ebc7e32b 100644 --- a/apt-pkg/deb/dpkgpm.h +++ b/apt-pkg/deb/dpkgpm.h @@ -64,7 +64,6 @@ class pkgDPkgPM : public pkgPackageManager vector<Item> List; // Helpers - bool RunScripts(const char *Cnf); bool RunScriptsWithPkgs(const char *Cnf); bool SendV2Pkgs(FILE *F); |