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author | 2010-11-21 13:09:34 +0100 | |
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committer | 2010-11-21 13:02:32 +0000 | |
commit | dc38780cef302eebd42cd0cf45778a7659cd4577 (patch) | |
tree | 9262c7946f609d955f6027eacf595e90efdd6a56 | |
parent | dd1e06bc7f78447d128a7864e72d2700160043fb (diff) | |
download | paludis-dc38780cef302eebd42cd0cf45778a7659cd4577.tar.gz paludis-dc38780cef302eebd42cd0cf45778a7659cd4577.tar.xz |
Add cave-print-unused-distfiles command
-rw-r--r-- | .gitignore | 1 | ||||
-rw-r--r-- | doc/clients/Makefile.am | 1 | ||||
-rw-r--r-- | src/clients/cave/Makefile.am | 2 | ||||
-rw-r--r-- | src/clients/cave/cmd_print_unused_distfiles.cc | 200 | ||||
-rw-r--r-- | src/clients/cave/cmd_print_unused_distfiles.hh | 43 | ||||
-rw-r--r-- | src/clients/cave/command_factory.cc | 2 |
6 files changed, 249 insertions, 0 deletions
diff --git a/.gitignore b/.gitignore index 6108f0f67..d7071dd16 100644 --- a/.gitignore +++ b/.gitignore @@ -120,6 +120,7 @@ paludis-*.*.*.tar.bz2 /doc/clients/cave-print-sets.html /doc/clients/cave-print-spec.html /doc/clients/cave-print-sync-protocols.html +/doc/clients/cave-print-unused-distfiles.html /doc/clients/cave-purge.html /doc/clients/cave-report.html /doc/clients/cave-resolve.html diff --git a/doc/clients/Makefile.am b/doc/clients/Makefile.am index 2d713f6ea..fb31bb747 100644 --- a/doc/clients/Makefile.am +++ b/doc/clients/Makefile.am @@ -64,6 +64,7 @@ CAVE_COMMANDS_HTML = \ cave-print-set.html \ cave-print-sets.html \ cave-print-sync-protocols.html \ + cave-print-unused-distfiles.html \ cave-purge.html \ cave-report.html \ cave-resolve.html \ diff --git a/src/clients/cave/Makefile.am b/src/clients/cave/Makefile.am index b6677a53f..c9ce9ec87 100644 --- a/src/clients/cave/Makefile.am +++ b/src/clients/cave/Makefile.am @@ -61,6 +61,7 @@ command_MANS = \ cave-print-sets.1 \ cave-print-spec.1 \ cave-print-sync-protocols.1 \ + cave-print-unused-distfiles.1 \ cave-purge.1 \ cave-report.1 \ cave-resolve.1 \ @@ -160,6 +161,7 @@ libcave_a_SOURCES = \ cmd_print_sets.cc cmd_print_sets.hh \ cmd_print_spec.cc cmd_print_spec.hh \ cmd_print_sync_protocols.cc cmd_print_sync_protocols.hh \ + cmd_print_unused_distfiles.cc cmd_print_unused_distfiles.hh \ cmd_purge.cc cmd_purge.hh \ cmd_report.cc cmd_report.hh cmd_report-fmt.hh \ cmd_resolve.cc cmd_resolve.hh \ diff --git a/src/clients/cave/cmd_print_unused_distfiles.cc b/src/clients/cave/cmd_print_unused_distfiles.cc new file mode 100644 index 000000000..deb70c85c --- /dev/null +++ b/src/clients/cave/cmd_print_unused_distfiles.cc @@ -0,0 +1,200 @@ +/* vim: set sw=4 sts=4 et foldmethod=syntax : */ + +/* + * Copyright (c) 2010 Stephan Friedrichs + * + * This file is part of the Paludis package manager. Paludis is free software; + * you can redistribute it and/or modify it under the terms of the GNU General + * Public License version 2, as published by the Free Software Foundation. + * + * Paludis is distributed in the hope that it will be useful, but WITHOUT ANY + * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more + * details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 59 Temple + * Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include "cmd_print_unused_distfiles.hh" +#include "command_command_line.hh" + +#include <paludis/args/args.hh> +#include <paludis/args/do_help.hh> +#include <paludis/environment.hh> +#include <paludis/filter.hh> +#include <paludis/filter_handler.hh> +#include <paludis/filtered_generator.hh> +#include <paludis/generator.hh> +#include <paludis/mask.hh> +#include <paludis/metadata_key.hh> +#include <paludis/name.hh> +#include <paludis/package_database.hh> +#include <paludis/package_id.hh> +#include <paludis/repository.hh> +#include <paludis/selection.hh> +#include <paludis/user_dep_spec.hh> +#include <paludis/util/accept_visitor.hh> +#include <paludis/util/fs_iterator.hh> +#include <paludis/util/indirect_iterator-impl.hh> +#include <paludis/util/map.hh> +#include <paludis/util/simple_visitor_cast.hh> +#include <paludis/util/wrapped_forward_iterator.hh> + +#include <iostream> +#include <algorithm> +#include <set> + + +using namespace paludis; +using namespace cave; +using std::cout; +using std::endl; + +namespace +{ + struct PrintUnusedDistfilesCommandLine : + CaveCommandCommandLine + { + virtual std::string app_name() const + { + return "cave print-unused-distfiles"; + } + + virtual std::string app_synopsis() const + { + return "Prints unused distfiles."; + } + + virtual std::string app_description() const + { + return "Prints all distfiles not used by any installed package. No " + "formatting is used, making the output suitable for parsing by scripts."; + } + + PrintUnusedDistfilesCommandLine() + { + add_usage_line(""); + } + }; + + /* This visitor finds all distfiles used by installed packages. */ + class DistfilesFilter + { + private: + std::set<std::string> & files; + + public: + DistfilesFilter(std::set<std::string> & f) : + files(f) + { + } + + void visit(const FetchableURISpecTree::NodeType<AllDepSpec>::Type & node) + { + std::for_each(indirect_iterator(node.begin()), indirect_iterator(node.end()), accept_visitor(*this)); + } + + void visit(const FetchableURISpecTree::NodeType<ConditionalDepSpec>::Type & node) + { + // recurse iff the conditions (e.g. useflags) are met + if (node.spec()->condition_met()) + std::for_each(indirect_iterator(node.begin()), indirect_iterator(node.end()), accept_visitor(*this)); + } + + void visit(const FetchableURISpecTree::NodeType<FetchableURIDepSpec>::Type & node) + { + // found used distfile + files.insert(node.spec()->filename()); + } + + void visit(const FetchableURISpecTree::NodeType<URILabelsDepSpec>::Type &) + { + } + }; +} + +int +PrintUnusedDistfilesCommand::run( + const std::shared_ptr<Environment> & env, + const std::shared_ptr<const Sequence<std::string > > & args + ) +{ + // + // Handle parameteres + // + + PrintUnusedDistfilesCommandLine cmdline; + cmdline.run(args, "CAVE", "CAVE_PRINT_UNUSED_DISTFILES_OPTIONS", "CAVE_PRINT_UNUSED_DISTFILES_CMDLINE"); + + if (cmdline.a_help.specified()) + { + cout << cmdline; + return EXIT_SUCCESS; + } + + if (cmdline.begin_parameters() != cmdline.end_parameters()) + throw args::DoHelp("print-unused-distfiles takes no parameters"); + + // + // Find all distfiles needed by installed packages + // + + std::set<std::string> used_distfiles; + std::shared_ptr<const PackageIDSequence> ids((*env)[selection::AllVersionsUnsorted( + generator::All() | filter::InstalledAtRoot( + env->preferred_root_key()->value()))]); + + for (PackageIDSequence::ConstIterator iter(ids->begin()), end(ids->end()) ; + iter != end ; ++iter) + { + if ((*iter)->fetches_key()) + { + DistfilesFilter filter(used_distfiles); + (*iter)->fetches_key()->value()->top()->accept(filter); + } + } + + // + // Find all distdirs + // + + std::set<FSPath, FSPathComparator> distdirs; + + const std::shared_ptr<const PackageDatabase> pkgdb(env->package_database()); + for (auto repo(pkgdb->begin_repositories()), end(pkgdb->end_repositories()) ; + repo != end ; ++repo) + { + auto distdir_metadata((*repo)->find_metadata("distdir")); + if (distdir_metadata != (*repo)->end_metadata()) + { + auto path_key(simple_visitor_cast<const MetadataValueKey<FSPath>>(**distdir_metadata)); + if (path_key) + distdirs.insert(path_key->value().realpath()); + } + } + + // + // Iterate through the distdirs and compare their contents with the used distfiles + // + + for (auto dir(distdirs.begin()), d_end(distdirs.end()) ; dir != d_end ; ++dir) + { + for (FSIterator file(*dir, {fsio_include_dotfiles, fsio_want_regular_files}), f_end ; + file != f_end ; ++file) + { + if (used_distfiles.find(file->basename()) == used_distfiles.end()) + cout << *file << endl; + } + } + + return EXIT_SUCCESS; +} + +std::shared_ptr<args::ArgsHandler> +PrintUnusedDistfilesCommand::make_doc_cmdline() +{ + return std::make_shared<PrintUnusedDistfilesCommandLine>(); +} + diff --git a/src/clients/cave/cmd_print_unused_distfiles.hh b/src/clients/cave/cmd_print_unused_distfiles.hh new file mode 100644 index 000000000..812ad365a --- /dev/null +++ b/src/clients/cave/cmd_print_unused_distfiles.hh @@ -0,0 +1,43 @@ +/* vim: set sw=4 sts=4 et foldmethod=syntax : */ + +/* + * Copyright (c) 2010 Stephan Friedrichs + * + * This file is part of the Paludis package manager. Paludis is free software; + * you can redistribute it and/or modify it under the terms of the GNU General + * Public License version 2, as published by the Free Software Foundation. + * + * Paludis is distributed in the hope that it will be useful, but WITHOUT ANY + * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more + * details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 59 Temple + * Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef PALUDIS_GUARD_SRC_CLIENTS_CAVE_CMD_PRINT_UNUSED_DISTFILES_HH +#define PALUDIS_GUARD_SRC_CLIENTS_CAVE_CMD_PRINT_UNUSED_DISTFILES_HH 1 + +#include "command.hh" + +namespace paludis +{ + namespace cave + { + class PALUDIS_VISIBLE PrintUnusedDistfilesCommand : + public Command + { + public: + int run( + const std::shared_ptr<Environment> &, + const std::shared_ptr<const Sequence<std::string > > & args + ); + + std::shared_ptr<args::ArgsHandler> make_doc_cmdline(); + }; + } +} + +#endif diff --git a/src/clients/cave/command_factory.cc b/src/clients/cave/command_factory.cc index c1b79c1a2..e49477f53 100644 --- a/src/clients/cave/command_factory.cc +++ b/src/clients/cave/command_factory.cc @@ -74,6 +74,7 @@ #include "cmd_print_sets.hh" #include "cmd_print_spec.hh" #include "cmd_print_sync_protocols.hh" +#include "cmd_print_unused_distfiles.hh" #include "cmd_purge.hh" #include "cmd_report.hh" #include "cmd_resolve.hh" @@ -190,6 +191,7 @@ CommandFactory::CommandFactory() : _imp->handlers.insert(std::make_pair("print-sets", std::bind(&make_command<PrintSetsCommand>))); _imp->handlers.insert(std::make_pair("print-spec", std::bind(&make_command<PrintSpecCommand>))); _imp->handlers.insert(std::make_pair("print-sync-protocols", std::bind(&make_command<PrintSyncProtocolsCommand>))); + _imp->handlers.insert(std::make_pair("print-unused-distfiles", std::bind(&make_command<PrintUnusedDistfilesCommand>))); _imp->handlers.insert(std::make_pair("report", std::bind(&make_command<ReportCommand>))); _imp->handlers.insert(std::make_pair("resolve", std::bind(&make_command<ResolveCommand>))); _imp->handlers.insert(std::make_pair("resume", std::bind(&make_command<ResumeCommand>))); |