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/*
** Copyright (C) 2008-2023 Dirk-Jan C. Binnema <djcb@djcbsoftware.nl>
**
** This program is free software; you can redistribute it and/or modify it
** under the terms of the GNU General Public License as published by the
** Free Software Foundation; either version 3, or (at your option) any
** later version.
**
** This program 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**
*/
#include "config.h"
#include "mu-cmd.hh"
#include <chrono>
#include <thread>
#include <atomic>
#include <errno.h>
#include <string.h>
#include <cstdio>
#include <signal.h>
#include <unistd.h>
#include "mu-store.hh"
using namespace Mu;
static std::atomic<bool> caught_signal;
static void
sig_handler(int _sig)
{
caught_signal = true;
}
static void
install_sig_handler(void)
{
struct sigaction action;
int i, sigs[] = {SIGINT, SIGHUP, SIGTERM};
sigemptyset(&action.sa_mask);
action.sa_flags = SA_RESETHAND;
action.sa_handler = sig_handler;
for (i = 0; i != G_N_ELEMENTS(sigs); ++i)
if (sigaction(sigs[i], &action, NULL) != 0)
mu_critical("set sigaction for {} failed: {}",
sigs[i], g_strerror(errno));
}
static void
print_stats(const Indexer::Progress& stats, bool color)
{
const char* kars = "-\\|/";
static auto i = 0U;
MaybeAnsi col{color};
using Color = MaybeAnsi::Color;
mu_print("{}{}{} indexing messages; "
"checked: {}{}{}; "
"updated/new: {}{}{}; "
"cleaned-up: {}{}{}",
col.fg(Color::Yellow), kars[++i % 4], col.reset(),
col.fg(Color::Green), static_cast<size_t>(stats.checked), col.reset(),
col.fg(Color::Green), static_cast<size_t>(stats.updated), col.reset(),
col.fg(Color::Green), static_cast<size_t>(stats.removed), col.reset());
}
Result<void>
Mu::mu_cmd_index(const Options& opts)
{
auto store = std::invoke([&]{
if (opts.index.reindex)
return Store::make(opts.runtime_path(RuntimePath::XapianDb),
Store::Options::ReInit|Store::Options::Writable);
else
return Store::make(opts.runtime_path(RuntimePath::XapianDb),
Store::Options::Writable);
});
if (!store)
return Err(store.error());
const auto mdir{store->root_maildir()};
if (G_UNLIKELY(::access(mdir.c_str(), R_OK) != 0))
return Err(Error::Code::File, "'{}' is not readable: {}",
mdir, g_strerror(errno));
MaybeAnsi col{!opts.nocolor};
using Color = MaybeAnsi::Color;
if (!opts.quiet) {
if (opts.index.lazycheck)
mu_print("lazily ");
mu_println("indexing maildir {}{}{} -> "
"store {}{}{}",
col.fg(Color::Green), store->root_maildir(), col.reset(),
col.fg(Color::Blue), store->path(), col.reset());
}
Mu::Indexer::Config conf{};
conf.cleanup = !opts.index.nocleanup;
conf.lazy_check = opts.index.lazycheck;
// ignore .noupdate with an empty store.
conf.ignore_noupdate = store->empty();
install_sig_handler();
auto& indexer{store->indexer()};
indexer.start(conf);
while (!caught_signal && indexer.is_running()) {
if (!opts.quiet)
print_stats(indexer.progress(), !opts.nocolor);
std::this_thread::sleep_for(std::chrono::milliseconds(100));
if (!opts.quiet) {
mu_print("\r");
::fflush({});
}
}
indexer.stop();
if (!opts.quiet) {
print_stats(indexer.progress(), !opts.nocolor);
mu_print("\n");
::fflush({});
}
return Ok();
}
#ifdef BUILD_TESTS
/*
* Tests.
*
*/
#include <config.h>
#include <mu-store.hh>
#include "utils/mu-test-utils.hh"
static void
test_mu_index(size_t batch_size=0)
{
TempDir temp_dir{};
const auto mu_home{temp_dir.path()};
auto res1 = run_command({MU_PROGRAM, "--quiet", "init", "--batch-size",
mu_format("{}", batch_size == 0 ? 10000 : batch_size),
"--muhome", mu_home, "--maildir" , MU_TESTMAILDIR2});
assert_valid_command(res1);
auto res2 = run_command({MU_PROGRAM, "--quiet", "index",
"--muhome", mu_home});
assert_valid_command(res2);
auto&& store = unwrap(Store::make(join_paths(temp_dir.path(), "xapian")));
g_assert_cmpuint(store.size(),==,14);
}
static void
test_mu_index_basic()
{
test_mu_index();
}
static void
test_mu_index_batch()
{
test_mu_index(2);
}
int
main(int argc, char* argv[])
{
mu_test_init(&argc, &argv);
g_test_add_func("/cmd/index/basic", test_mu_index_basic);
g_test_add_func("/cmd/index/batch", test_mu_index_batch);
return g_test_run();
}
#endif /*BUILD_TESTS*/
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