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3351 lines
120 KiB
C++
3351 lines
120 KiB
C++
/**
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* Copyright (c) 2007-2016, Timothy Stack
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* * Neither the name of Timothy Stack nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* @file lnav.cc
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*
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* XXX This file has become a dumping ground for code and needs to be broken up
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* a bit.
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*/
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#ifdef __CYGWIN__
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# include <alloca.h>
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#endif
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#include <errno.h>
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#include <fcntl.h>
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#include <glob.h>
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#include <locale.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/ioctl.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <termios.h>
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#include <time.h>
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#include <unistd.h>
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#include "config.h"
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#if defined(__OpenBSD__) && defined(__clang__) \
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&& !defined(_WCHAR_H_CPLUSPLUS_98_CONFORMANCE_)
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# define _WCHAR_H_CPLUSPLUS_98_CONFORMANCE_
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#endif
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#include <algorithm>
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#include <functional>
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#include <map>
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#include <memory>
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#include <set>
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#include <utility>
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#include <vector>
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#include <sqlite3.h>
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#ifdef HAVE_BZLIB_H
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# include <bzlib.h>
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#endif
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#include "all_logs_vtab.hh"
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#include "base/ansi_scrubber.hh"
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#include "base/fs_util.hh"
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#include "base/func_util.hh"
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#include "base/future_util.hh"
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#include "base/humanize.hh"
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#include "base/humanize.time.hh"
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#include "base/injector.bind.hh"
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#include "base/isc.hh"
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#include "base/itertools.hh"
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#include "base/lnav.console.hh"
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#include "base/lnav_log.hh"
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#include "base/paths.hh"
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#include "base/string_util.hh"
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#include "bookmarks.hh"
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#include "bottom_status_source.hh"
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#include "bound_tags.hh"
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#include "breadcrumb_curses.hh"
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#include "CLI/CLI.hpp"
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#include "dump_internals.hh"
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#include "environ_vtab.hh"
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#include "filter_sub_source.hh"
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#include "fstat_vtab.hh"
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#include "grep_proc.hh"
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#include "hist_source.hh"
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#include "init-sql.h"
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#include "listview_curses.hh"
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#include "lnav.events.hh"
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#include "lnav.hh"
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#include "lnav.indexing.hh"
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#include "lnav.management_cli.hh"
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#include "lnav_commands.hh"
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#include "lnav_config.hh"
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#include "lnav_util.hh"
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#include "log_data_helper.hh"
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#include "log_data_table.hh"
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#include "log_format_loader.hh"
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#include "log_gutter_source.hh"
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#include "log_vtab_impl.hh"
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#include "logfile.hh"
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#include "logfile_sub_source.hh"
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#include "piper_proc.hh"
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#include "readline_curses.hh"
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#include "readline_highlighters.hh"
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#include "regexp_vtab.hh"
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#include "scn/scn.h"
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#include "service_tags.hh"
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#include "session_data.hh"
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#include "spectro_source.hh"
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#include "sql_help.hh"
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#include "sql_util.hh"
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#include "sqlite-extension-func.hh"
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#include "sqlitepp.client.hh"
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#include "static_file_vtab.hh"
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#include "tailer/tailer.looper.hh"
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#include "term_extra.hh"
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#include "termios_guard.hh"
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#include "textfile_highlighters.hh"
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#include "textview_curses.hh"
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#include "top_status_source.hh"
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#include "view_helpers.crumbs.hh"
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#include "view_helpers.examples.hh"
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#include "view_helpers.hist.hh"
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#include "views_vtab.hh"
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#include "vt52_curses.hh"
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#include "xpath_vtab.hh"
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#include "xterm_mouse.hh"
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#ifdef HAVE_LIBCURL
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# include <curl/curl.h>
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#endif
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#include "curl_looper.hh"
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#if HAVE_ARCHIVE_H
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# include <archive.h>
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#endif
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#include "archive_manager.hh"
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#include "command_executor.hh"
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#include "field_overlay_source.hh"
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#include "hotkeys.hh"
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#include "log_actions.hh"
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#include "readline_callbacks.hh"
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#include "readline_possibilities.hh"
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#include "shlex.hh"
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#include "url_loader.hh"
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#include "yajlpp/yajlpp.hh"
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#ifndef SYSCONFDIR
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# define SYSCONFDIR "/usr/etc"
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#endif
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using namespace std::literals::chrono_literals;
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using namespace lnav::roles::literals;
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static std::vector<std::string> DEFAULT_FILES;
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static auto intern_lifetime = intern_string::get_table_lifetime();
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const int ZOOM_LEVELS[] = {
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1,
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30,
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60,
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5 * 60,
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15 * 60,
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60 * 60,
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4 * 60 * 60,
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8 * 60 * 60,
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24 * 60 * 60,
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7 * 24 * 60 * 60,
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};
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const ssize_t ZOOM_COUNT = sizeof(ZOOM_LEVELS) / sizeof(int);
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const std::vector<std::string> lnav_zoom_strings = {
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"1-second",
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"30-second",
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"1-minute",
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"5-minute",
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"15-minute",
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"1-hour",
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"4-hour",
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"8-hour",
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"1-day",
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"1-week",
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};
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static const std::vector<std::string> DEFAULT_DB_KEY_NAMES = {
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"match_index",
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"capture_index",
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"capture_count",
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"range_start",
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"range_stop",
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"inode",
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"device",
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"inode",
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"rowid",
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"st_dev",
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"st_ino",
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"st_mode",
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"st_rdev",
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"st_uid",
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"st_gid",
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};
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const static file_ssize_t MAX_STDIN_CAPTURE_SIZE = 10 * 1024 * 1024;
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static auto bound_pollable_supervisor
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= injector::bind<pollable_supervisor>::to_singleton();
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static auto bound_filter_sub_source
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= injector::bind<filter_sub_source>::to_singleton();
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static auto bound_active_files = injector::bind<file_collection>::to_instance(
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+[]() { return &lnav_data.ld_active_files; });
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static auto bound_sqlite_db
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= injector::bind<auto_sqlite3>::to_instance(&lnav_data.ld_db);
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static auto bound_lnav_flags
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= injector::bind<unsigned long, lnav_flags_tag>::to_instance(
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&lnav_data.ld_flags);
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static auto bound_last_rel_time
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= injector::bind<relative_time, last_relative_time_tag>::to_singleton();
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static auto bound_term_extra = injector::bind<term_extra>::to_singleton();
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static auto bound_xterm_mouse = injector::bind<xterm_mouse>::to_singleton();
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static auto bound_scripts = injector::bind<available_scripts>::to_singleton();
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static auto bound_curl
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= injector::bind_multiple<isc::service_base>()
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.add_singleton<curl_looper, services::curl_streamer_t>();
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static auto bound_tailer
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= injector::bind_multiple<isc::service_base>()
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.add_singleton<tailer::looper, services::remote_tailer_t>();
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static auto bound_main = injector::bind_multiple<static_service>()
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.add_singleton<main_looper, services::main_t>();
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namespace injector {
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template<>
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void
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force_linking(last_relative_time_tag anno)
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{
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}
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template<>
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void
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force_linking(lnav_flags_tag anno)
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{
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}
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template<>
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void
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force_linking(services::curl_streamer_t anno)
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{
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}
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template<>
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void
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force_linking(services::remote_tailer_t anno)
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{
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}
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template<>
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void
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force_linking(services::main_t anno)
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{
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}
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} // namespace injector
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static breadcrumb_curses breadcrumb_view;
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struct lnav_data_t lnav_data;
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bool
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setup_logline_table(exec_context& ec)
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{
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// Hidden columns don't show up in the table_info pragma.
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static const char* hidden_table_columns[] = {
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"log_time_msecs",
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"log_path",
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"log_text",
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"log_body",
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nullptr,
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};
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textview_curses& log_view = lnav_data.ld_views[LNV_LOG];
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bool retval = false;
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bool update_possibilities
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= (lnav_data.ld_rl_view != nullptr && ec.ec_local_vars.size() == 1);
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if (update_possibilities) {
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lnav_data.ld_rl_view->clear_possibilities(ln_mode_t::SQL, "*");
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add_view_text_possibilities(lnav_data.ld_rl_view,
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ln_mode_t::SQL,
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"*",
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&log_view,
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text_quoting::sql);
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}
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if (log_view.get_inner_height()) {
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static intern_string_t logline = intern_string::lookup("logline");
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vis_line_t vl = log_view.get_top();
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content_line_t cl = lnav_data.ld_log_source.at_base(vl);
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lnav_data.ld_vtab_manager->unregister_vtab(logline);
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lnav_data.ld_vtab_manager->register_vtab(
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std::make_shared<log_data_table>(lnav_data.ld_log_source,
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*lnav_data.ld_vtab_manager,
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cl,
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logline));
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if (update_possibilities) {
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log_data_helper ldh(lnav_data.ld_log_source);
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ldh.parse_line(cl);
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std::map<const intern_string_t,
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json_ptr_walk::walk_list_t>::const_iterator pair_iter;
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for (pair_iter = ldh.ldh_json_pairs.begin();
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pair_iter != ldh.ldh_json_pairs.end();
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++pair_iter)
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{
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for (size_t lpc = 0; lpc < pair_iter->second.size(); lpc++) {
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lnav_data.ld_rl_view->add_possibility(
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ln_mode_t::SQL,
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"*",
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ldh.format_json_getter(pair_iter->first, lpc));
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}
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}
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}
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retval = true;
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}
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auto& db_key_names = lnav_data.ld_db_key_names;
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db_key_names = DEFAULT_DB_KEY_NAMES;
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if (update_possibilities) {
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add_env_possibilities(ln_mode_t::SQL);
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lnav_data.ld_rl_view->add_possibility(ln_mode_t::SQL,
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"*",
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std::begin(sql_keywords),
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std::end(sql_keywords));
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lnav_data.ld_rl_view->add_possibility(
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ln_mode_t::SQL, "*", sql_function_names);
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lnav_data.ld_rl_view->add_possibility(
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ln_mode_t::SQL, "*", hidden_table_columns);
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for (int lpc = 0; sqlite_registration_funcs[lpc]; lpc++) {
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struct FuncDef* basic_funcs;
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struct FuncDefAgg* agg_funcs;
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sqlite_registration_funcs[lpc](&basic_funcs, &agg_funcs);
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for (int lpc2 = 0; basic_funcs && basic_funcs[lpc2].zName; lpc2++) {
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const FuncDef& func_def = basic_funcs[lpc2];
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lnav_data.ld_rl_view->add_possibility(
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ln_mode_t::SQL,
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"*",
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std::string(func_def.zName) + (func_def.nArg ? "(" : "()"));
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}
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for (int lpc2 = 0; agg_funcs && agg_funcs[lpc2].zName; lpc2++) {
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const FuncDefAgg& func_def = agg_funcs[lpc2];
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lnav_data.ld_rl_view->add_possibility(
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ln_mode_t::SQL,
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"*",
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std::string(func_def.zName) + (func_def.nArg ? "(" : "()"));
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}
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}
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for (const auto& pair : sqlite_function_help) {
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switch (pair.second->ht_context) {
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case help_context_t::HC_SQL_FUNCTION:
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case help_context_t::HC_SQL_TABLE_VALUED_FUNCTION: {
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std::string poss = pair.first
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+ (pair.second->ht_parameters.empty() ? "()" : ("("));
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lnav_data.ld_rl_view->add_possibility(
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ln_mode_t::SQL, "*", poss);
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break;
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}
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default:
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break;
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}
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}
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}
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walk_sqlite_metadata(lnav_data.ld_db.in(), lnav_sql_meta_callbacks);
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for (const auto& iter : *lnav_data.ld_vtab_manager) {
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iter.second->get_foreign_keys(db_key_names);
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}
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stable_sort(db_key_names.begin(), db_key_names.end());
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return retval;
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}
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static bool
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append_default_files()
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{
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bool retval = true;
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auto cwd = ghc::filesystem::current_path();
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for (const auto& path : DEFAULT_FILES) {
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if (access(path.c_str(), R_OK) == 0) {
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auto_mem<char> abspath;
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auto full_path = cwd / path;
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if ((abspath = realpath(full_path.c_str(), nullptr)) == nullptr) {
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perror("Unable to resolve path");
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} else {
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lnav_data.ld_active_files.fc_file_names[abspath.in()];
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}
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} else if (lnav::filesystem::stat_file(path).isOk()) {
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lnav::console::print(
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stderr,
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lnav::console::user_message::error(
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attr_line_t("default syslog file is not readable -- ")
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.append(lnav::roles::file(cwd))
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.append(lnav::roles::file(path))));
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retval = false;
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}
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}
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return retval;
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}
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static void
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sigint(int sig)
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{
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static size_t counter = 0;
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lnav_data.ld_looping = false;
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counter += 1;
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if (counter >= 3) {
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abort();
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}
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}
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static void
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sigwinch(int sig)
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{
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lnav_data.ld_winched = true;
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}
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static void
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sigchld(int sig)
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{
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lnav_data.ld_child_terminated = true;
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}
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static void
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handle_rl_key(int ch)
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{
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switch (ch) {
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case KEY_PPAGE:
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case KEY_NPAGE:
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case KEY_CTRL_P:
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handle_paging_key(ch);
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break;
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case KEY_CTRL_RBRACKET:
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lnav_data.ld_rl_view->abort();
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break;
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default:
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lnav_data.ld_rl_view->handle_key(ch);
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break;
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}
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}
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readline_context::command_map_t lnav_commands;
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|
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static attr_line_t
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command_arg_help()
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{
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return attr_line_t()
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.append(
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"command arguments must start with one of the following symbols "
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"to denote the type of command:\n")
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.append(" ")
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.append(":"_symbol)
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|
.append(" - ")
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.append("an lnav command (e.g. :goto 42)\n")
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.append(" ")
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.append(";"_symbol)
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.append(" - ")
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|
.append("an SQL statement (e.g. ;SELECT * FROM syslog_log)\n")
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|
.append(" ")
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.append("|"_symbol)
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.append(" - ")
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.append("an lnav script (e.g. |rename-stdin foo)\n");
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|
}
|
|
|
|
static void
|
|
usage()
|
|
{
|
|
attr_line_t ex1_term;
|
|
|
|
ex1_term.append(lnav::roles::ok("$"))
|
|
.append(" ")
|
|
.append(lnav::roles::file("lnav"))
|
|
.pad_to(40)
|
|
.with_attr_for_all(VC_ROLE.value(role_t::VCR_QUOTED_CODE));
|
|
|
|
attr_line_t ex2_term;
|
|
|
|
ex2_term.append(lnav::roles::ok("$"))
|
|
.append(" ")
|
|
.append(lnav::roles::file("lnav"))
|
|
.append(" ")
|
|
.append(lnav::roles::file("/var/log"))
|
|
.pad_to(40)
|
|
.with_attr_for_all(VC_ROLE.value(role_t::VCR_QUOTED_CODE));
|
|
|
|
attr_line_t ex3_term;
|
|
|
|
ex3_term.append(lnav::roles::ok("$"))
|
|
.append(" ")
|
|
.append(lnav::roles::file("make"))
|
|
.append(" 2>&1 | ")
|
|
.append(lnav::roles::file("lnav"))
|
|
.append(" ")
|
|
.append("-t"_symbol)
|
|
.pad_to(40)
|
|
.with_attr_for_all(VC_ROLE.value(role_t::VCR_QUOTED_CODE));
|
|
|
|
attr_line_t usage_al;
|
|
|
|
usage_al.append("usage"_h1)
|
|
.append(": ")
|
|
.append(lnav::roles::file(lnav_data.ld_program_name))
|
|
.append(" [")
|
|
.append("options"_variable)
|
|
.append("] [")
|
|
.append("logfile1"_variable)
|
|
.append(" ")
|
|
.append("logfile2"_variable)
|
|
.append(" ")
|
|
.append("..."_variable)
|
|
.append("]\n")
|
|
.append(R"(
|
|
A log file viewer for the terminal that indexes log messages to
|
|
make it easier to navigate through files quickly.
|
|
|
|
)")
|
|
.append("Key Bindings"_h2)
|
|
.append("\n")
|
|
.append(" ?"_symbol)
|
|
.append(" View/leave the online help text.\n")
|
|
.append(" q"_symbol)
|
|
.append(" Quit the program.\n")
|
|
.append("\n")
|
|
.append("Options"_h2)
|
|
.append("\n")
|
|
.append(" ")
|
|
.append("-h"_symbol)
|
|
.append(" ")
|
|
.append("Print this message, then exit.\n")
|
|
.append(" ")
|
|
.append("-H"_symbol)
|
|
.append(" ")
|
|
.append("Display the internal help text.\n")
|
|
.append("\n")
|
|
.append(" ")
|
|
.append("-I"_symbol)
|
|
.append(" ")
|
|
.append("dir"_variable)
|
|
.append(" ")
|
|
.append("An additional configuration directory.\n")
|
|
.append(" ")
|
|
.append("-W"_symbol)
|
|
.append(" ")
|
|
.append("Print warnings related to lnav's configuration.\n")
|
|
.append(" ")
|
|
.append("-u"_symbol)
|
|
.append(" ")
|
|
.append("Update formats installed from git repositories.\n")
|
|
.append(" ")
|
|
.append("-d"_symbol)
|
|
.append(" ")
|
|
.append("file"_variable)
|
|
.append(" ")
|
|
.append("Write debug messages to the given file.\n")
|
|
.append(" ")
|
|
.append("-V"_symbol)
|
|
.append(" ")
|
|
.append("Print version information.\n")
|
|
.append("\n")
|
|
.append(" ")
|
|
.append("-r"_symbol)
|
|
.append(" ")
|
|
.append(
|
|
"Recursively load files from the given directory hierarchies.\n")
|
|
.append(" ")
|
|
.append("-R"_symbol)
|
|
.append(" ")
|
|
.append("Load older rotated log files as well.\n")
|
|
.append(" ")
|
|
.append("-t"_symbol)
|
|
.append(" ")
|
|
.append(R"(Prepend timestamps to the lines of data being read in
|
|
from the standard input.
|
|
)")
|
|
.append(" ")
|
|
.append("-w"_symbol)
|
|
.append(" ")
|
|
.append("file"_variable)
|
|
.append(" ")
|
|
.append("Write the contents of the standard input to this file.\n")
|
|
.append("\n")
|
|
.append(" ")
|
|
.append("-c"_symbol)
|
|
.append(" ")
|
|
.append("cmd"_variable)
|
|
.append(" ")
|
|
.append("Execute a command after the files have been loaded.\n")
|
|
.append(" ")
|
|
.append("-f"_symbol)
|
|
.append(" ")
|
|
.append("file"_variable)
|
|
.append(" ")
|
|
.append("Execute the commands in the given file.\n")
|
|
.append(" ")
|
|
.append("-n"_symbol)
|
|
.append(" ")
|
|
.append("Run without the curses UI. (headless mode)\n")
|
|
.append(" ")
|
|
.append("-N"_symbol)
|
|
.append(" ")
|
|
.append("Do not open the default syslog file if no files are given.\n")
|
|
.append(" ")
|
|
.append("-q"_symbol)
|
|
.append(" ")
|
|
.append(
|
|
R"(Do not print the log messages after executing all
|
|
of the commands.
|
|
)")
|
|
.append("\n")
|
|
.append("Optional arguments"_h2)
|
|
.append("\n")
|
|
.append(" ")
|
|
.append("logfileN"_variable)
|
|
.append(R"( The log files, directories, or remote paths to view.
|
|
If a directory is given, all of the files in the
|
|
directory will be loaded.
|
|
)")
|
|
.append("\n")
|
|
.append("Management-Mode Options"_h2)
|
|
.append("\n")
|
|
.append(" ")
|
|
.append("-i"_symbol)
|
|
.append(" ")
|
|
.append(R"(Install the given format files and exit. Pass 'extra'
|
|
to install the default set of third-party formats.
|
|
)")
|
|
.append(" ")
|
|
.append("-m"_symbol)
|
|
.append(" ")
|
|
.append(R"(Switch to the management command-line mode. This mode
|
|
is used to work with lnav's configuration.
|
|
)")
|
|
.append("\n")
|
|
.append("Examples"_h2)
|
|
.append("\n ")
|
|
.append("\u2022"_list_glyph)
|
|
.append(" To load and follow the syslog file:\n")
|
|
.append(" ")
|
|
.append(ex1_term)
|
|
.append("\n\n ")
|
|
.append("\u2022"_list_glyph)
|
|
.append(" To load all of the files in ")
|
|
.append(lnav::roles::file("/var/log"))
|
|
.append(":\n")
|
|
.append(" ")
|
|
.append(ex2_term)
|
|
.append("\n\n ")
|
|
.append("\u2022"_list_glyph)
|
|
.append(" To watch the output of ")
|
|
.append(lnav::roles::file("make"))
|
|
.append(" with timestamps prepended:\n")
|
|
.append(" ")
|
|
.append(ex3_term)
|
|
.append("\n\n")
|
|
.append("Paths"_h2)
|
|
.append("\n ")
|
|
.append("\u2022"_list_glyph)
|
|
.append(" Configuration, session, and format files are stored in:\n")
|
|
.append(" \U0001F4C2 ")
|
|
.append(lnav::roles::file(lnav::paths::dotlnav().string()))
|
|
.append("\n\n ")
|
|
.append("\u2022"_list_glyph)
|
|
.append(" Local copies of remote files and files extracted from\n")
|
|
.append(" archives are stored in:\n")
|
|
.append(" \U0001F4C2 ")
|
|
.append(lnav::roles::file(lnav::paths::workdir().string()))
|
|
.append("\n\n")
|
|
.append("Documentation"_h1)
|
|
.append(": https://docs.lnav.org\n")
|
|
.append("Contact"_h1)
|
|
.append("\n")
|
|
.append(" \U0001F4AC https://github.com/tstack/lnav/discussions\n")
|
|
.appendf(FMT_STRING(" \U0001F4EB {}\n"), PACKAGE_BUGREPORT)
|
|
.append("Version"_h1)
|
|
.appendf(FMT_STRING(": {}"), VCS_PACKAGE_STRING);
|
|
|
|
lnav::console::println(stderr, usage_al);
|
|
}
|
|
|
|
static void
|
|
clear_last_user_mark(listview_curses* lv)
|
|
{
|
|
textview_curses* tc = (textview_curses*) lv;
|
|
if (lnav_data.ld_select_start.find(tc) != lnav_data.ld_select_start.end()
|
|
&& !tc->is_line_visible(vis_line_t(lnav_data.ld_last_user_mark[tc])))
|
|
{
|
|
lnav_data.ld_select_start.erase(tc);
|
|
lnav_data.ld_last_user_mark.erase(tc);
|
|
}
|
|
}
|
|
|
|
static void
|
|
update_view_position(listview_curses* lv)
|
|
{
|
|
lnav_data.ld_view_stack.top() | [lv](auto* top_lv) {
|
|
if (lv != top_lv) {
|
|
return;
|
|
}
|
|
|
|
lnav_data.ld_bottom_source.update_line_number(lv);
|
|
lnav_data.ld_bottom_source.update_percent(lv);
|
|
lnav_data.ld_bottom_source.update_marks(lv);
|
|
};
|
|
}
|
|
|
|
class lnav_behavior : public mouse_behavior {
|
|
public:
|
|
void mouse_event(int button, bool release, int x, int y) override
|
|
{
|
|
textview_curses* tc = *(lnav_data.ld_view_stack.top());
|
|
struct mouse_event me;
|
|
|
|
switch (button & xterm_mouse::XT_BUTTON__MASK) {
|
|
case xterm_mouse::XT_BUTTON1:
|
|
me.me_button = mouse_button_t::BUTTON_LEFT;
|
|
break;
|
|
case xterm_mouse::XT_BUTTON2:
|
|
me.me_button = mouse_button_t::BUTTON_MIDDLE;
|
|
break;
|
|
case xterm_mouse::XT_BUTTON3:
|
|
me.me_button = mouse_button_t::BUTTON_RIGHT;
|
|
break;
|
|
case xterm_mouse::XT_SCROLL_UP:
|
|
me.me_button = mouse_button_t::BUTTON_SCROLL_UP;
|
|
break;
|
|
case xterm_mouse::XT_SCROLL_DOWN:
|
|
me.me_button = mouse_button_t::BUTTON_SCROLL_DOWN;
|
|
break;
|
|
}
|
|
|
|
if (button & xterm_mouse::XT_DRAG_FLAG) {
|
|
me.me_state = mouse_button_state_t::BUTTON_STATE_DRAGGED;
|
|
} else if (release) {
|
|
me.me_state = mouse_button_state_t::BUTTON_STATE_RELEASED;
|
|
} else {
|
|
me.me_state = mouse_button_state_t::BUTTON_STATE_PRESSED;
|
|
}
|
|
|
|
gettimeofday(&me.me_time, nullptr);
|
|
me.me_x = x - 1;
|
|
me.me_y = y - tc->get_y() - 1;
|
|
|
|
tc->handle_mouse(me);
|
|
}
|
|
};
|
|
|
|
static bool
|
|
handle_config_ui_key(int ch)
|
|
{
|
|
bool retval = false;
|
|
|
|
switch (lnav_data.ld_mode) {
|
|
case ln_mode_t::FILES:
|
|
retval = lnav_data.ld_files_view.handle_key(ch);
|
|
break;
|
|
case ln_mode_t::FILTER:
|
|
retval = lnav_data.ld_filter_view.handle_key(ch);
|
|
break;
|
|
default:
|
|
ensure(0);
|
|
}
|
|
|
|
if (retval) {
|
|
return retval;
|
|
}
|
|
|
|
nonstd::optional<ln_mode_t> new_mode;
|
|
|
|
lnav_data.ld_filter_help_status_source.fss_error.clear();
|
|
if (ch == 'F') {
|
|
new_mode = ln_mode_t::FILES;
|
|
} else if (ch == 'T') {
|
|
new_mode = ln_mode_t::FILTER;
|
|
} else if (ch == '\t' || ch == KEY_BTAB) {
|
|
if (lnav_data.ld_mode == ln_mode_t::FILES) {
|
|
new_mode = ln_mode_t::FILTER;
|
|
} else {
|
|
new_mode = ln_mode_t::FILES;
|
|
}
|
|
} else if (ch == 'q') {
|
|
new_mode = ln_mode_t::PAGING;
|
|
}
|
|
|
|
if (new_mode) {
|
|
if (new_mode.value() == ln_mode_t::FILES
|
|
|| new_mode.value() == ln_mode_t::FILTER)
|
|
{
|
|
lnav_data.ld_last_config_mode = new_mode.value();
|
|
}
|
|
lnav_data.ld_mode = new_mode.value();
|
|
lnav_data.ld_files_view.reload_data();
|
|
lnav_data.ld_filter_view.reload_data();
|
|
lnav_data.ld_status[LNS_FILTER].set_needs_update();
|
|
} else {
|
|
return handle_paging_key(ch);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static bool
|
|
handle_key(int ch)
|
|
{
|
|
lnav_data.ld_input_state.push_back(ch);
|
|
|
|
switch (ch) {
|
|
case KEY_RESIZE:
|
|
break;
|
|
default: {
|
|
switch (lnav_data.ld_mode) {
|
|
case ln_mode_t::PAGING:
|
|
if (ch == KEY_ENTER || ch == '\n' || ch == '\r') {
|
|
breadcrumb_view.focus();
|
|
lnav_data.ld_mode = ln_mode_t::BREADCRUMBS;
|
|
return true;
|
|
}
|
|
|
|
return handle_paging_key(ch);
|
|
|
|
case ln_mode_t::BREADCRUMBS:
|
|
if (!breadcrumb_view.handle_key(ch)) {
|
|
lnav_data.ld_mode = ln_mode_t::PAGING;
|
|
lnav_data.ld_view_stack.set_needs_update();
|
|
return true;
|
|
}
|
|
return true;
|
|
|
|
case ln_mode_t::FILTER:
|
|
case ln_mode_t::FILES:
|
|
return handle_config_ui_key(ch);
|
|
|
|
case ln_mode_t::SPECTRO_DETAILS: {
|
|
if (ch == '\t' || ch == 'q') {
|
|
lnav_data.ld_mode = ln_mode_t::PAGING;
|
|
return true;
|
|
}
|
|
if (lnav_data.ld_spectro_details_view.handle_key(ch)) {
|
|
return true;
|
|
}
|
|
switch (ch) {
|
|
case 'n': {
|
|
execute_command(lnav_data.ld_exec_context,
|
|
"next-mark search");
|
|
return true;
|
|
}
|
|
case 'N': {
|
|
execute_command(lnav_data.ld_exec_context,
|
|
"prev-mark search");
|
|
return true;
|
|
}
|
|
case '/': {
|
|
execute_command(lnav_data.ld_exec_context,
|
|
"prompt search-spectro-details");
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
case ln_mode_t::COMMAND:
|
|
case ln_mode_t::SEARCH:
|
|
case ln_mode_t::SEARCH_FILTERS:
|
|
case ln_mode_t::SEARCH_FILES:
|
|
case ln_mode_t::SEARCH_SPECTRO_DETAILS:
|
|
case ln_mode_t::CAPTURE:
|
|
case ln_mode_t::SQL:
|
|
case ln_mode_t::EXEC:
|
|
case ln_mode_t::USER:
|
|
handle_rl_key(ch);
|
|
break;
|
|
|
|
case ln_mode_t::BUSY:
|
|
switch (ch) {
|
|
case KEY_CTRL_RBRACKET:
|
|
log_vtab_data.lvd_looping = false;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
require(0);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static input_dispatcher::escape_match_t
|
|
match_escape_seq(const char* keyseq)
|
|
{
|
|
if (lnav_data.ld_mode != ln_mode_t::PAGING) {
|
|
return input_dispatcher::escape_match_t::NONE;
|
|
}
|
|
|
|
auto& km = lnav_config.lc_active_keymap;
|
|
auto iter = km.km_seq_to_cmd.find(keyseq);
|
|
if (iter != km.km_seq_to_cmd.end()) {
|
|
return input_dispatcher::escape_match_t::FULL;
|
|
}
|
|
|
|
auto lb = km.km_seq_to_cmd.lower_bound(keyseq);
|
|
if (lb == km.km_seq_to_cmd.end()) {
|
|
return input_dispatcher::escape_match_t::NONE;
|
|
}
|
|
|
|
auto ub = km.km_seq_to_cmd.upper_bound(keyseq);
|
|
auto longest = max_element(
|
|
lb, ub, [](auto l, auto r) { return l.first.size() < r.first.size(); });
|
|
|
|
if (strlen(keyseq) < longest->first.size()) {
|
|
return input_dispatcher::escape_match_t::PARTIAL;
|
|
}
|
|
|
|
return input_dispatcher::escape_match_t::NONE;
|
|
}
|
|
|
|
static void
|
|
gather_pipers()
|
|
{
|
|
for (auto iter = lnav_data.ld_pipers.begin();
|
|
iter != lnav_data.ld_pipers.end();)
|
|
{
|
|
pid_t child_pid = (*iter)->get_child_pid();
|
|
if ((*iter)->has_exited()) {
|
|
log_info("child piper has exited -- %d", child_pid);
|
|
iter = lnav_data.ld_pipers.erase(iter);
|
|
} else {
|
|
++iter;
|
|
}
|
|
}
|
|
|
|
for (auto iter = lnav_data.ld_child_pollers.begin();
|
|
iter != lnav_data.ld_child_pollers.end();)
|
|
{
|
|
if (iter->poll(lnav_data.ld_active_files)
|
|
== child_poll_result_t::FINISHED)
|
|
{
|
|
iter = lnav_data.ld_child_pollers.erase(iter);
|
|
} else {
|
|
++iter;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
wait_for_pipers()
|
|
{
|
|
for (;;) {
|
|
gather_pipers();
|
|
if (lnav_data.ld_pipers.empty() && lnav_data.ld_child_pollers.empty()) {
|
|
log_debug("all pipers finished");
|
|
break;
|
|
}
|
|
usleep(10000);
|
|
rebuild_indexes();
|
|
|
|
log_debug("%d pipers and %d children still active",
|
|
lnav_data.ld_pipers.size(),
|
|
lnav_data.ld_child_pollers.size());
|
|
}
|
|
}
|
|
|
|
struct refresh_status_bars {
|
|
refresh_status_bars(std::shared_ptr<top_status_source> top_source)
|
|
: rsb_top_source(std::move(top_source))
|
|
{
|
|
}
|
|
|
|
using injectable
|
|
= refresh_status_bars(std::shared_ptr<top_status_source> top_source);
|
|
|
|
void doit() const
|
|
{
|
|
struct timeval current_time {};
|
|
int ch;
|
|
|
|
gettimeofday(¤t_time, nullptr);
|
|
while ((ch = getch()) != ERR) {
|
|
lnav_data.ld_user_message_source.clear();
|
|
|
|
alerter::singleton().new_input(ch);
|
|
|
|
lnav_data.ld_input_dispatcher.new_input(current_time, ch);
|
|
|
|
lnav_data.ld_view_stack.top() | [ch](auto tc) {
|
|
lnav_data.ld_key_repeat_history.update(ch, tc->get_top());
|
|
};
|
|
|
|
if (!lnav_data.ld_looping) {
|
|
// No reason to keep processing input after the
|
|
// user has quit. The view stack will also be
|
|
// empty, which will cause issues.
|
|
break;
|
|
}
|
|
}
|
|
|
|
this->rsb_top_source->update_time(current_time);
|
|
for (auto& sc : lnav_data.ld_status) {
|
|
sc.do_update();
|
|
}
|
|
lnav_data.ld_rl_view->do_update();
|
|
if (handle_winch()) {
|
|
layout_views();
|
|
lnav_data.ld_view_stack.do_update();
|
|
}
|
|
refresh();
|
|
}
|
|
|
|
std::shared_ptr<top_status_source> rsb_top_source;
|
|
};
|
|
|
|
static void
|
|
looper()
|
|
{
|
|
static auto* ps = injector::get<pollable_supervisor*>();
|
|
static auto* filter_source = injector::get<filter_sub_source*>();
|
|
|
|
try {
|
|
auto* sql_cmd_map = injector::get<readline_context::command_map_t*,
|
|
sql_cmd_map_tag>();
|
|
auto& ec = lnav_data.ld_exec_context;
|
|
|
|
readline_context command_context("cmd", &lnav_commands);
|
|
|
|
readline_context search_context("search", nullptr, false);
|
|
readline_context search_filters_context(
|
|
"search-filters", nullptr, false);
|
|
readline_context search_files_context("search-files", nullptr, false);
|
|
readline_context search_spectro_details_context(
|
|
"search-spectro-details", nullptr, false);
|
|
readline_context index_context("capture");
|
|
readline_context sql_context("sql", sql_cmd_map, false);
|
|
readline_context exec_context("exec");
|
|
readline_context user_context("user");
|
|
auto rlc = injector::get<std::shared_ptr<readline_curses>>();
|
|
sig_atomic_t overlay_counter = 0;
|
|
int lpc;
|
|
|
|
command_context.set_highlighter(readline_command_highlighter);
|
|
search_context.set_append_character(0).set_highlighter(
|
|
readline_regex_highlighter);
|
|
search_filters_context.set_append_character(0).set_highlighter(
|
|
readline_regex_highlighter);
|
|
search_files_context.set_append_character(0).set_highlighter(
|
|
readline_regex_highlighter);
|
|
search_spectro_details_context.set_append_character(0).set_highlighter(
|
|
readline_regex_highlighter);
|
|
sql_context.set_highlighter(readline_sqlite_highlighter)
|
|
.set_quote_chars("\"")
|
|
.with_readline_var((char**) &rl_completer_word_break_characters,
|
|
" \t\n(),");
|
|
exec_context.set_highlighter(readline_shlex_highlighter);
|
|
|
|
lnav_data.ld_log_source.lss_sorting_observer
|
|
= [](auto& lss, auto off, auto size) {
|
|
if (off == size) {
|
|
lnav_data.ld_bottom_source.update_loading(0, 0);
|
|
} else {
|
|
lnav_data.ld_bottom_source.update_loading(off, size);
|
|
}
|
|
do_observer_update(nullptr);
|
|
};
|
|
|
|
auto& sb = lnav_data.ld_scroll_broadcaster;
|
|
auto& vsb = lnav_data.ld_view_stack_broadcaster;
|
|
|
|
rlc->add_context(ln_mode_t::COMMAND, command_context);
|
|
rlc->add_context(ln_mode_t::SEARCH, search_context);
|
|
rlc->add_context(ln_mode_t::SEARCH_FILTERS, search_filters_context);
|
|
rlc->add_context(ln_mode_t::SEARCH_FILES, search_files_context);
|
|
rlc->add_context(ln_mode_t::SEARCH_SPECTRO_DETAILS,
|
|
search_spectro_details_context);
|
|
rlc->add_context(ln_mode_t::CAPTURE, index_context);
|
|
rlc->add_context(ln_mode_t::SQL, sql_context);
|
|
rlc->add_context(ln_mode_t::EXEC, exec_context);
|
|
rlc->add_context(ln_mode_t::USER, user_context);
|
|
rlc->set_save_history(!(lnav_data.ld_flags & LNF_SECURE_MODE));
|
|
rlc->start();
|
|
|
|
filter_source->fss_editor->start();
|
|
|
|
lnav_data.ld_rl_view = rlc.get();
|
|
|
|
lnav_data.ld_rl_view->add_possibility(
|
|
ln_mode_t::COMMAND, "viewname", lnav_view_strings);
|
|
|
|
lnav_data.ld_rl_view->add_possibility(
|
|
ln_mode_t::COMMAND, "zoomlevel", lnav_zoom_strings);
|
|
|
|
lnav_data.ld_rl_view->add_possibility(
|
|
ln_mode_t::COMMAND, "levelname", level_names);
|
|
|
|
auto echo_views_stmt_res = prepare_stmt(lnav_data.ld_db,
|
|
#if SQLITE_VERSION_NUMBER < 3033000
|
|
R"(
|
|
UPDATE lnav_views_echo
|
|
SET top = (SELECT top FROM lnav_views WHERE lnav_views.name = lnav_views_echo.name),
|
|
left = (SELECT left FROM lnav_views WHERE lnav_views.name = lnav_views_echo.name),
|
|
height = (SELECT height FROM lnav_views WHERE lnav_views.name = lnav_views_echo.name),
|
|
inner_height = (SELECT inner_height FROM lnav_views WHERE lnav_views.name = lnav_views_echo.name),
|
|
top_time = (SELECT top_time FROM lnav_views WHERE lnav_views.name = lnav_views_echo.name),
|
|
search = (SELECT search FROM lnav_views WHERE lnav_views.name = lnav_views_echo.name)
|
|
WHERE EXISTS (SELECT * FROM lnav_views WHERE name = lnav_views_echo.name AND
|
|
(
|
|
lnav_views.top != lnav_views_echo.top OR
|
|
lnav_views.left != lnav_views_echo.left OR
|
|
lnav_views.height != lnav_views_echo.height OR
|
|
lnav_views.inner_height != lnav_views_echo.inner_height OR
|
|
lnav_views.top_time != lnav_views_echo.top_time OR
|
|
lnav_views.search != lnav_views_echo.search
|
|
))
|
|
)"
|
|
#else
|
|
R"(
|
|
UPDATE lnav_views_echo
|
|
SET top = orig.top,
|
|
left = orig.left,
|
|
height = orig.height,
|
|
inner_height = orig.inner_height,
|
|
top_time = orig.top_time,
|
|
search = orig.search
|
|
FROM (SELECT * FROM lnav_views) AS orig
|
|
WHERE orig.name = lnav_views_echo.name AND
|
|
(
|
|
orig.top != lnav_views_echo.top OR
|
|
orig.left != lnav_views_echo.left OR
|
|
orig.height != lnav_views_echo.height OR
|
|
orig.inner_height != lnav_views_echo.inner_height OR
|
|
orig.top_time != lnav_views_echo.top_time OR
|
|
orig.search != lnav_views_echo.search
|
|
)
|
|
)"
|
|
#endif
|
|
);
|
|
|
|
if (echo_views_stmt_res.isErr()) {
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::error(
|
|
"unable to prepare UPDATE statement for lnav_views_echo "
|
|
"table")
|
|
.with_reason(echo_views_stmt_res.unwrapErr()));
|
|
return;
|
|
}
|
|
auto echo_views_stmt = echo_views_stmt_res.unwrap();
|
|
|
|
(void) signal(SIGINT, sigint);
|
|
(void) signal(SIGTERM, sigint);
|
|
(void) signal(SIGWINCH, sigwinch);
|
|
(void) signal(SIGCHLD, sigchld);
|
|
|
|
auto create_screen_res = screen_curses::create();
|
|
|
|
if (create_screen_res.isErr()) {
|
|
log_error("create screen failed with: %s",
|
|
create_screen_res.unwrapErr().c_str());
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::error("unable to open TUI")
|
|
.with_reason(create_screen_res.unwrapErr()));
|
|
return;
|
|
}
|
|
|
|
auto sc = create_screen_res.unwrap();
|
|
|
|
auto_fd errpipe[2];
|
|
auto_fd::pipe(errpipe);
|
|
|
|
dup2(errpipe[1], STDERR_FILENO);
|
|
errpipe[1].reset();
|
|
log_pipe_err(errpipe[0]);
|
|
lnav_behavior lb;
|
|
|
|
ui_periodic_timer::singleton();
|
|
|
|
auto mouse_i = injector::get<xterm_mouse&>();
|
|
|
|
mouse_i.set_behavior(&lb);
|
|
mouse_i.set_enabled(check_experimental("mouse"));
|
|
|
|
lnav_data.ld_window = sc.get_window();
|
|
keypad(stdscr, TRUE);
|
|
(void) nonl();
|
|
(void) cbreak();
|
|
(void) noecho();
|
|
(void) nodelay(lnav_data.ld_window, 1);
|
|
|
|
#ifdef VDSUSP
|
|
{
|
|
struct termios tio;
|
|
|
|
tcgetattr(STDIN_FILENO, &tio);
|
|
tio.c_cc[VDSUSP] = 0;
|
|
tcsetattr(STDIN_FILENO, TCSANOW, &tio);
|
|
}
|
|
#endif
|
|
|
|
define_key("\033Od", KEY_BEG);
|
|
define_key("\033Oc", KEY_END);
|
|
|
|
view_colors& vc = view_colors::singleton();
|
|
view_colors::init(false);
|
|
|
|
auto ecb_guard
|
|
= lnav_data.ld_exec_context.add_error_callback([](const auto& um) {
|
|
auto al = um.to_attr_line().rtrim();
|
|
|
|
if (al.get_string().find('\n') == std::string::npos) {
|
|
if (lnav_data.ld_rl_view) {
|
|
lnav_data.ld_rl_view->set_attr_value(al);
|
|
}
|
|
} else {
|
|
lnav_data.ld_user_message_source.replace_with(al);
|
|
lnav_data.ld_user_message_view.reload_data();
|
|
lnav_data.ld_user_message_expiration
|
|
= std::chrono::steady_clock::now() + 20s;
|
|
}
|
|
});
|
|
|
|
{
|
|
setup_highlights(lnav_data.ld_views[LNV_LOG].get_highlights());
|
|
setup_highlights(lnav_data.ld_views[LNV_TEXT].get_highlights());
|
|
setup_highlights(lnav_data.ld_views[LNV_SCHEMA].get_highlights());
|
|
setup_highlights(lnav_data.ld_views[LNV_PRETTY].get_highlights());
|
|
setup_highlights(lnav_data.ld_preview_view.get_highlights());
|
|
|
|
for (const auto& format : log_format::get_root_formats()) {
|
|
for (auto& hl : format->lf_highlighters) {
|
|
if (hl.h_fg.empty() && hl.h_bg.empty()
|
|
&& hl.h_attrs.empty())
|
|
{
|
|
hl.with_attrs(hl.h_attrs
|
|
| vc.attrs_for_ident(hl.h_name));
|
|
}
|
|
|
|
lnav_data.ld_views[LNV_LOG].get_highlights()[{
|
|
highlight_source_t::CONFIGURATION,
|
|
format->get_name().to_string() + "-" + hl.h_name}]
|
|
= hl;
|
|
}
|
|
}
|
|
}
|
|
|
|
execute_examples();
|
|
|
|
rlc->set_window(lnav_data.ld_window);
|
|
rlc->set_y(-1);
|
|
rlc->set_focus_action(rl_focus);
|
|
rlc->set_change_action(rl_change);
|
|
rlc->set_perform_action(rl_callback);
|
|
rlc->set_alt_perform_action(rl_alt_callback);
|
|
rlc->set_timeout_action(rl_search);
|
|
rlc->set_abort_action(lnav_rl_abort);
|
|
rlc->set_display_match_action(rl_display_matches);
|
|
rlc->set_display_next_action(rl_display_next);
|
|
rlc->set_blur_action(rl_blur);
|
|
rlc->set_completion_request_action(rl_completion_request);
|
|
rlc->set_alt_value(
|
|
HELP_MSG_2(e,
|
|
E,
|
|
"to move forward/backward through " ANSI_COLOR(
|
|
COLOR_RED) "error" ANSI_NORM " messages"));
|
|
|
|
(void) curs_set(0);
|
|
|
|
lnav_data.ld_view_stack.push_back(&lnav_data.ld_views[LNV_LOG]);
|
|
|
|
sb.push_back(clear_last_user_mark);
|
|
sb.push_back(update_view_position);
|
|
vsb.push_back(
|
|
bind_mem(&term_extra::update_title, injector::get<term_extra*>()));
|
|
vsb.push_back([](listview_curses* lv) {
|
|
auto* tc = dynamic_cast<textview_curses*>(lv);
|
|
|
|
tc->tc_state_event_handler(*tc);
|
|
});
|
|
|
|
vsb.push_back(sb);
|
|
|
|
breadcrumb_view.set_y(1);
|
|
breadcrumb_view.set_window(lnav_data.ld_window);
|
|
breadcrumb_view.set_line_source(lnav_crumb_source);
|
|
auto event_handler = [](auto&& tc) {
|
|
auto top_view = lnav_data.ld_view_stack.top();
|
|
|
|
if (top_view && *top_view == &tc) {
|
|
lnav_data.ld_bottom_source.update_search_term(tc);
|
|
}
|
|
};
|
|
for (lpc = 0; lpc < LNV__MAX; lpc++) {
|
|
lnav_data.ld_views[lpc].set_window(lnav_data.ld_window);
|
|
lnav_data.ld_views[lpc].set_y(2);
|
|
lnav_data.ld_views[lpc].set_height(
|
|
vis_line_t(-(rlc->get_height() + 3)));
|
|
lnav_data.ld_views[lpc].set_scroll_action(sb);
|
|
lnav_data.ld_views[lpc].set_search_action(update_hits);
|
|
lnav_data.ld_views[lpc].tc_cursor_role = role_t::VCR_CURSOR_LINE;
|
|
lnav_data.ld_views[lpc].tc_state_event_handler = event_handler;
|
|
}
|
|
|
|
lnav_data.ld_doc_view.set_window(lnav_data.ld_window);
|
|
lnav_data.ld_doc_view.set_show_scrollbar(false);
|
|
|
|
lnav_data.ld_example_view.set_window(lnav_data.ld_window);
|
|
lnav_data.ld_example_view.set_show_scrollbar(false);
|
|
|
|
lnav_data.ld_match_view.set_window(lnav_data.ld_window);
|
|
|
|
lnav_data.ld_preview_view.set_window(lnav_data.ld_window);
|
|
lnav_data.ld_preview_view.set_show_scrollbar(false);
|
|
|
|
lnav_data.ld_filter_view.set_selectable(true);
|
|
lnav_data.ld_filter_view.set_window(lnav_data.ld_window);
|
|
lnav_data.ld_filter_view.set_show_scrollbar(true);
|
|
|
|
lnav_data.ld_files_view.set_selectable(true);
|
|
lnav_data.ld_files_view.set_window(lnav_data.ld_window);
|
|
lnav_data.ld_files_view.set_show_scrollbar(true);
|
|
lnav_data.ld_files_view.get_disabled_highlights().insert(
|
|
highlight_source_t::THEME);
|
|
lnav_data.ld_files_view.set_overlay_source(&lnav_data.ld_files_overlay);
|
|
|
|
lnav_data.ld_user_message_view.set_window(lnav_data.ld_window);
|
|
|
|
lnav_data.ld_spectro_details_view.set_window(lnav_data.ld_window);
|
|
lnav_data.ld_spectro_details_view.set_show_scrollbar(true);
|
|
lnav_data.ld_spectro_details_view.set_height(5_vl);
|
|
lnav_data.ld_spectro_details_view.set_sub_source(
|
|
&lnav_data.ld_spectro_no_details_source);
|
|
lnav_data.ld_spectro_details_view.tc_state_event_handler
|
|
= event_handler;
|
|
lnav_data.ld_spectro_details_view.set_scroll_action(sb);
|
|
lnav_data.ld_spectro_no_details_source.replace_with(
|
|
attr_line_t().append(
|
|
lnav::roles::comment(" No details available")));
|
|
lnav_data.ld_spectro_source->ss_details_view
|
|
= &lnav_data.ld_spectro_details_view;
|
|
lnav_data.ld_spectro_source->ss_no_details_source
|
|
= &lnav_data.ld_spectro_no_details_source;
|
|
lnav_data.ld_spectro_source->ss_exec_context
|
|
= &lnav_data.ld_exec_context;
|
|
|
|
auto top_status_lifetime
|
|
= injector::bind<top_status_source>::to_scoped_singleton();
|
|
|
|
auto top_source = injector::get<std::shared_ptr<top_status_source>>();
|
|
|
|
lnav_data.ld_status[LNS_TOP].set_top(0);
|
|
lnav_data.ld_status[LNS_TOP].set_default_role(
|
|
role_t::VCR_INACTIVE_STATUS);
|
|
lnav_data.ld_status[LNS_TOP].set_data_source(top_source.get());
|
|
lnav_data.ld_status[LNS_BOTTOM].set_top(-(rlc->get_height() + 1));
|
|
for (auto& stat_bar : lnav_data.ld_status) {
|
|
stat_bar.set_window(lnav_data.ld_window);
|
|
}
|
|
lnav_data.ld_status[LNS_BOTTOM].set_data_source(
|
|
&lnav_data.ld_bottom_source);
|
|
lnav_data.ld_status[LNS_FILTER].set_data_source(
|
|
&lnav_data.ld_filter_status_source);
|
|
lnav_data.ld_status[LNS_FILTER_HELP].set_data_source(
|
|
&lnav_data.ld_filter_help_status_source);
|
|
lnav_data.ld_status[LNS_DOC].set_data_source(
|
|
&lnav_data.ld_doc_status_source);
|
|
lnav_data.ld_status[LNS_PREVIEW].set_data_source(
|
|
&lnav_data.ld_preview_status_source);
|
|
lnav_data.ld_spectro_status_source
|
|
= std::make_unique<spectro_status_source>();
|
|
lnav_data.ld_status[LNS_SPECTRO].set_data_source(
|
|
lnav_data.ld_spectro_status_source.get());
|
|
|
|
lnav_data.ld_match_view.set_show_bottom_border(true);
|
|
lnav_data.ld_user_message_view.set_show_bottom_border(true);
|
|
|
|
for (auto& sc : lnav_data.ld_status) {
|
|
sc.window_change();
|
|
}
|
|
|
|
auto session_path = lnav::paths::dotlnav() / "session";
|
|
execute_file(ec, session_path.string());
|
|
|
|
sb(*lnav_data.ld_view_stack.top());
|
|
vsb(*lnav_data.ld_view_stack.top());
|
|
|
|
lnav_data.ld_view_stack.vs_change_handler = [](textview_curses* tc) {
|
|
lnav_data.ld_view_stack_broadcaster(tc);
|
|
};
|
|
|
|
{
|
|
auto& id = lnav_data.ld_input_dispatcher;
|
|
|
|
id.id_escape_matcher = match_escape_seq;
|
|
id.id_escape_handler = handle_keyseq;
|
|
id.id_key_handler = handle_key;
|
|
id.id_mouse_handler
|
|
= std::bind(&xterm_mouse::handle_mouse, &mouse_i);
|
|
id.id_unhandled_handler = [](const char* keyseq) {
|
|
auto enc_len = lnav_config.lc_ui_keymap.size() * 2;
|
|
auto encoded_name = (char*) alloca(enc_len);
|
|
|
|
log_info("unbound keyseq: %s", keyseq);
|
|
json_ptr::encode(
|
|
encoded_name, enc_len, lnav_config.lc_ui_keymap.c_str());
|
|
// XXX we should have a hotkey for opening a prompt that is
|
|
// pre-filled with a suggestion that the user can complete.
|
|
// This quick-fix key could be used for other stuff as well
|
|
lnav_data.ld_rl_view->set_value(fmt::format(
|
|
ANSI_CSI ANSI_COLOR_PARAM(
|
|
COLOR_YELLOW) ";" ANSI_BOLD_PARAM ANSI_CHAR_ATTR
|
|
"Unrecognized key" ANSI_NORM
|
|
", bind to a command using "
|
|
"\u2014 " ANSI_BOLD(
|
|
":config") " /ui/keymap-defs/{}/{}/"
|
|
"command <cmd>",
|
|
encoded_name,
|
|
keyseq));
|
|
alerter::singleton().chime("unrecognized key");
|
|
};
|
|
}
|
|
|
|
auto refresher_lifetime
|
|
= injector::bind<refresh_status_bars>::to_scoped_singleton();
|
|
|
|
auto refresher = injector::get<std::shared_ptr<refresh_status_bars>>();
|
|
|
|
auto refresh_guard = lnav_data.ld_status_refresher.install(
|
|
[refresher]() { refresher->doit(); });
|
|
|
|
auto& timer = ui_periodic_timer::singleton();
|
|
struct timeval current_time;
|
|
|
|
static sig_atomic_t index_counter;
|
|
|
|
lnav_data.ld_mode = ln_mode_t::FILES;
|
|
|
|
timer.start_fade(index_counter, 1);
|
|
|
|
file_collection active_copy;
|
|
log_debug("rescan started %p", &active_copy);
|
|
active_copy.merge(lnav_data.ld_active_files);
|
|
active_copy.fc_progress = lnav_data.ld_active_files.fc_progress;
|
|
std::future<file_collection> rescan_future
|
|
= std::async(std::launch::async,
|
|
&file_collection::rescan_files,
|
|
std::move(active_copy),
|
|
false);
|
|
bool initial_rescan_completed = false;
|
|
int session_stage = 0;
|
|
|
|
// rlc.do_update();
|
|
|
|
auto next_rebuild_time = ui_clock::now();
|
|
auto next_status_update_time = next_rebuild_time;
|
|
auto next_rescan_time = next_rebuild_time;
|
|
|
|
while (lnav_data.ld_looping) {
|
|
auto loop_deadline
|
|
= ui_clock::now() + (session_stage == 0 ? 3s : 50ms);
|
|
|
|
std::vector<struct pollfd> pollfds;
|
|
size_t starting_view_stack_size = lnav_data.ld_view_stack.size();
|
|
size_t changes = 0;
|
|
int rc;
|
|
|
|
gettimeofday(¤t_time, nullptr);
|
|
|
|
top_source->update_time(current_time);
|
|
lnav_data.ld_preview_view.set_needs_update();
|
|
|
|
layout_views();
|
|
|
|
auto scan_timeout = initial_rescan_completed ? 0s : 10ms;
|
|
if (rescan_future.valid()
|
|
&& rescan_future.wait_for(scan_timeout)
|
|
== std::future_status::ready)
|
|
{
|
|
auto new_files = rescan_future.get();
|
|
if (!initial_rescan_completed && new_files.fc_file_names.empty()
|
|
&& new_files.fc_files.empty()
|
|
&& lnav_data.ld_active_files.fc_progress->readAccess()
|
|
->sp_tailers.empty())
|
|
{
|
|
initial_rescan_completed = true;
|
|
|
|
log_debug("initial rescan rebuild");
|
|
changes += rebuild_indexes(loop_deadline);
|
|
load_session();
|
|
if (session_data.sd_save_time) {
|
|
std::string ago;
|
|
|
|
ago = humanize::time::point::from_tv(
|
|
{(time_t) session_data.sd_save_time, 0})
|
|
.as_time_ago();
|
|
auto um = lnav::console::user_message::ok(
|
|
attr_line_t("restored session from ")
|
|
.append(lnav::roles::number(ago))
|
|
.append("; press ")
|
|
.append("CTRL-R"_hotkey)
|
|
.append(" to reset session"));
|
|
lnav_data.ld_rl_view->set_attr_value(um.to_attr_line());
|
|
}
|
|
|
|
lnav_data.ld_session_loaded = true;
|
|
session_stage += 1;
|
|
loop_deadline = ui_clock::now();
|
|
log_debug("file count %d",
|
|
lnav_data.ld_active_files.fc_files.size())
|
|
}
|
|
update_active_files(new_files);
|
|
if (!initial_rescan_completed) {
|
|
auto& fview = lnav_data.ld_files_view;
|
|
auto height = fview.get_inner_height();
|
|
|
|
if (height > 0_vl) {
|
|
fview.set_selection(height - 1_vl);
|
|
}
|
|
}
|
|
|
|
active_copy.clear();
|
|
rescan_future = std::future<file_collection>{};
|
|
next_rescan_time = ui_clock::now() + 333ms;
|
|
}
|
|
|
|
if (!rescan_future.valid()
|
|
&& (session_stage < 2 || ui_clock::now() >= next_rescan_time))
|
|
{
|
|
active_copy.clear();
|
|
active_copy.merge(lnav_data.ld_active_files);
|
|
active_copy.fc_progress = lnav_data.ld_active_files.fc_progress;
|
|
rescan_future = std::async(std::launch::async,
|
|
&file_collection::rescan_files,
|
|
std::move(active_copy),
|
|
false);
|
|
}
|
|
|
|
{
|
|
auto& mlooper = injector::get<main_looper&, services::main_t>();
|
|
|
|
mlooper.get_port().process_for(0s);
|
|
}
|
|
|
|
auto ui_now = ui_clock::now();
|
|
if (initial_rescan_completed) {
|
|
if (ui_now >= next_rebuild_time) {
|
|
auto text_file_count = lnav_data.ld_text_source.size();
|
|
changes += rebuild_indexes(loop_deadline);
|
|
if (!changes && ui_clock::now() < loop_deadline) {
|
|
next_rebuild_time = ui_clock::now() + 333ms;
|
|
}
|
|
if (changes && text_file_count
|
|
&& lnav_data.ld_text_source.empty()
|
|
&& lnav_data.ld_view_stack.top().value_or(nullptr)
|
|
== &lnav_data.ld_views[LNV_TEXT])
|
|
{
|
|
do {
|
|
lnav_data.ld_view_stack.pop_back();
|
|
} while (lnav_data.ld_view_stack.top().value_or(nullptr)
|
|
!= &lnav_data.ld_views[LNV_LOG]);
|
|
}
|
|
}
|
|
} else {
|
|
lnav_data.ld_files_view.set_overlay_needs_update();
|
|
}
|
|
|
|
if (lnav_data.ld_mode == ln_mode_t::BREADCRUMBS
|
|
&& breadcrumb_view.get_needs_update())
|
|
{
|
|
lnav_data.ld_view_stack.set_needs_update();
|
|
}
|
|
lnav_data.ld_view_stack.do_update();
|
|
lnav_data.ld_doc_view.do_update();
|
|
lnav_data.ld_example_view.do_update();
|
|
lnav_data.ld_match_view.do_update();
|
|
lnav_data.ld_preview_view.do_update();
|
|
lnav_data.ld_spectro_details_view.do_update();
|
|
lnav_data.ld_user_message_view.do_update();
|
|
if (ui_clock::now() >= next_status_update_time) {
|
|
echo_views_stmt.execute();
|
|
top_source->update_user_msg();
|
|
for (auto& sc : lnav_data.ld_status) {
|
|
sc.do_update();
|
|
}
|
|
next_status_update_time = ui_clock::now() + 100ms;
|
|
}
|
|
if (filter_source->fss_editing) {
|
|
filter_source->fss_match_view.set_needs_update();
|
|
}
|
|
breadcrumb_view.do_update();
|
|
// These updates need to be done last so their readline views can
|
|
// put the cursor in the right place.
|
|
switch (lnav_data.ld_mode) {
|
|
case ln_mode_t::FILTER:
|
|
case ln_mode_t::SEARCH_FILTERS:
|
|
lnav_data.ld_filter_view.set_needs_update();
|
|
lnav_data.ld_filter_view.do_update();
|
|
break;
|
|
case ln_mode_t::SEARCH_FILES:
|
|
case ln_mode_t::FILES:
|
|
lnav_data.ld_files_view.set_needs_update();
|
|
lnav_data.ld_files_view.do_update();
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
if (lnav_data.ld_mode != ln_mode_t::FILTER
|
|
&& lnav_data.ld_mode != ln_mode_t::FILES)
|
|
{
|
|
rlc->do_update();
|
|
}
|
|
refresh();
|
|
|
|
if (lnav_data.ld_session_loaded) {
|
|
// Only take input from the user after everything has loaded.
|
|
pollfds.push_back((struct pollfd){STDIN_FILENO, POLLIN, 0});
|
|
if (lnav_data.ld_initial_build) {
|
|
switch (lnav_data.ld_mode) {
|
|
case ln_mode_t::COMMAND:
|
|
case ln_mode_t::SEARCH:
|
|
case ln_mode_t::SEARCH_FILTERS:
|
|
case ln_mode_t::SEARCH_FILES:
|
|
case ln_mode_t::SEARCH_SPECTRO_DETAILS:
|
|
case ln_mode_t::SQL:
|
|
case ln_mode_t::EXEC:
|
|
case ln_mode_t::USER:
|
|
if (rlc->consume_ready_for_input()) {
|
|
// log_debug("waiting for readline input")
|
|
view_curses::awaiting_user_input();
|
|
}
|
|
break;
|
|
default:
|
|
// log_debug("waiting for paging input");
|
|
view_curses::awaiting_user_input();
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
ps->update_poll_set(pollfds);
|
|
ui_now = ui_clock::now();
|
|
auto poll_to
|
|
= (!changes && ui_now < loop_deadline && session_stage >= 1)
|
|
? std::chrono::duration_cast<std::chrono::milliseconds>(
|
|
loop_deadline - ui_now)
|
|
: 0ms;
|
|
|
|
if (initial_rescan_completed
|
|
&& lnav_data.ld_input_dispatcher.in_escape() && poll_to > 15ms)
|
|
{
|
|
poll_to = 15ms;
|
|
}
|
|
// log_debug("poll %d %d", changes, poll_to.count());
|
|
rc = poll(&pollfds[0], pollfds.size(), poll_to.count());
|
|
|
|
gettimeofday(¤t_time, nullptr);
|
|
lnav_data.ld_input_dispatcher.poll(current_time);
|
|
|
|
if (rc < 0) {
|
|
switch (errno) {
|
|
case 0:
|
|
case EINTR:
|
|
break;
|
|
|
|
default:
|
|
log_error("select %s", strerror(errno));
|
|
lnav_data.ld_looping = false;
|
|
break;
|
|
}
|
|
} else {
|
|
auto in_revents = pollfd_revents(pollfds, STDIN_FILENO);
|
|
|
|
if (in_revents & (POLLHUP | POLLNVAL)) {
|
|
log_info("stdin has been closed, exiting...");
|
|
lnav_data.ld_looping = false;
|
|
} else if (in_revents & POLLIN) {
|
|
int ch;
|
|
|
|
auto old_gen
|
|
= lnav_data.ld_active_files.fc_files_generation;
|
|
while ((ch = getch()) != ERR) {
|
|
lnav_data.ld_user_message_source.clear();
|
|
|
|
alerter::singleton().new_input(ch);
|
|
|
|
lnav_data.ld_input_dispatcher.new_input(current_time,
|
|
ch);
|
|
|
|
lnav_data.ld_view_stack.top() | [ch](auto tc) {
|
|
lnav_data.ld_key_repeat_history.update(
|
|
ch, tc->get_top());
|
|
};
|
|
|
|
if (!lnav_data.ld_looping) {
|
|
// No reason to keep processing input after the
|
|
// user has quit. The view stack will also be
|
|
// empty, which will cause issues.
|
|
break;
|
|
}
|
|
}
|
|
|
|
next_status_update_time = ui_clock::now();
|
|
switch (lnav_data.ld_mode) {
|
|
case ln_mode_t::PAGING:
|
|
case ln_mode_t::FILTER:
|
|
case ln_mode_t::FILES:
|
|
case ln_mode_t::SPECTRO_DETAILS:
|
|
case ln_mode_t::BUSY:
|
|
if (old_gen
|
|
== lnav_data.ld_active_files
|
|
.fc_files_generation)
|
|
{
|
|
next_rescan_time = next_status_update_time + 1s;
|
|
} else {
|
|
next_rescan_time = next_status_update_time;
|
|
}
|
|
break;
|
|
case ln_mode_t::BREADCRUMBS:
|
|
case ln_mode_t::COMMAND:
|
|
case ln_mode_t::SEARCH:
|
|
case ln_mode_t::SEARCH_FILTERS:
|
|
case ln_mode_t::SEARCH_FILES:
|
|
case ln_mode_t::SEARCH_SPECTRO_DETAILS:
|
|
case ln_mode_t::CAPTURE:
|
|
case ln_mode_t::SQL:
|
|
case ln_mode_t::EXEC:
|
|
case ln_mode_t::USER:
|
|
next_rescan_time = next_status_update_time + 1min;
|
|
break;
|
|
}
|
|
next_rebuild_time = next_rescan_time;
|
|
}
|
|
|
|
auto old_mode = lnav_data.ld_mode;
|
|
auto old_file_names_size
|
|
= lnav_data.ld_active_files.fc_file_names.size();
|
|
|
|
ps->check_poll_set(pollfds);
|
|
lnav_data.ld_view_stack.top() |
|
|
[](auto tc) { lnav_data.ld_bottom_source.update_hits(tc); };
|
|
|
|
if (lnav_data.ld_mode != old_mode) {
|
|
switch (lnav_data.ld_mode) {
|
|
case ln_mode_t::PAGING:
|
|
case ln_mode_t::FILTER:
|
|
case ln_mode_t::FILES:
|
|
next_rescan_time = next_status_update_time + 1s;
|
|
next_rebuild_time = next_rescan_time;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
if (old_file_names_size
|
|
!= lnav_data.ld_active_files.fc_file_names.size())
|
|
{
|
|
next_rescan_time = ui_clock::now();
|
|
next_rebuild_time = next_rescan_time;
|
|
next_status_update_time = next_rescan_time;
|
|
}
|
|
}
|
|
|
|
if (timer.time_to_update(overlay_counter)) {
|
|
lnav_data.ld_view_stack.top() |
|
|
[](auto tc) { tc->set_overlay_needs_update(); };
|
|
}
|
|
|
|
if (initial_rescan_completed && session_stage < 2
|
|
&& (!lnav_data.ld_initial_build
|
|
|| timer.fade_diff(index_counter) == 0))
|
|
{
|
|
if (lnav_data.ld_mode == ln_mode_t::PAGING) {
|
|
timer.start_fade(index_counter, 1);
|
|
} else {
|
|
timer.start_fade(index_counter, 3);
|
|
}
|
|
// log_debug("initial build rebuild");
|
|
changes += rebuild_indexes(loop_deadline);
|
|
if (!lnav_data.ld_initial_build
|
|
&& lnav_data.ld_log_source.text_line_count() == 0
|
|
&& lnav_data.ld_text_source.text_line_count() > 0)
|
|
{
|
|
ensure_view(&lnav_data.ld_views[LNV_TEXT]);
|
|
lnav_data.ld_rl_view->set_alt_value(HELP_MSG_2(
|
|
f, F, "to switch to the next/previous file"));
|
|
}
|
|
if (lnav_data.ld_view_stack.top().value_or(nullptr)
|
|
== &lnav_data.ld_views[LNV_TEXT]
|
|
&& lnav_data.ld_text_source.empty()
|
|
&& lnav_data.ld_log_source.text_line_count() > 0)
|
|
{
|
|
textview_curses* tc_log = &lnav_data.ld_views[LNV_LOG];
|
|
lnav_data.ld_view_stack.pop_back();
|
|
|
|
lnav_data.ld_views[LNV_LOG].set_top(
|
|
tc_log->get_top_for_last_row());
|
|
}
|
|
if (!lnav_data.ld_initial_build
|
|
&& lnav_data.ld_log_source.text_line_count() == 0
|
|
&& !lnav_data.ld_active_files.fc_other_files.empty()
|
|
&& std::any_of(
|
|
lnav_data.ld_active_files.fc_other_files.begin(),
|
|
lnav_data.ld_active_files.fc_other_files.end(),
|
|
[](const auto& pair) {
|
|
return pair.second.ofd_format
|
|
== file_format_t::SQLITE_DB;
|
|
}))
|
|
{
|
|
ensure_view(&lnav_data.ld_views[LNV_SCHEMA]);
|
|
}
|
|
|
|
if (!lnav_data.ld_initial_build && lnav_data.ld_show_help_view)
|
|
{
|
|
toggle_view(&lnav_data.ld_views[LNV_HELP]);
|
|
lnav_data.ld_initial_build = true;
|
|
}
|
|
if (!lnav_data.ld_initial_build
|
|
&& lnav_data.ld_active_files.fc_file_names.empty())
|
|
{
|
|
lnav_data.ld_initial_build = true;
|
|
}
|
|
if (lnav_data.ld_log_source.text_line_count() > 0
|
|
|| lnav_data.ld_text_source.text_line_count() > 0
|
|
|| !lnav_data.ld_active_files.fc_other_files.empty())
|
|
{
|
|
lnav_data.ld_initial_build = true;
|
|
}
|
|
|
|
if (lnav_data.ld_initial_build) {
|
|
static bool ran_cleanup = false;
|
|
std::vector<std::pair<
|
|
Result<std::string, lnav::console::user_message>,
|
|
std::string>>
|
|
cmd_results;
|
|
|
|
execute_init_commands(ec, cmd_results);
|
|
|
|
if (!cmd_results.empty()) {
|
|
auto last_cmd_result = cmd_results.back();
|
|
|
|
if (last_cmd_result.first.isOk()) {
|
|
lnav_data.ld_rl_view->set_value(
|
|
last_cmd_result.first.unwrap());
|
|
} else {
|
|
ec.ec_error_callback_stack.back()(
|
|
last_cmd_result.first.unwrapErr());
|
|
}
|
|
lnav_data.ld_rl_view->set_alt_value(
|
|
last_cmd_result.second);
|
|
}
|
|
|
|
if (!ran_cleanup) {
|
|
line_buffer::cleanup_cache();
|
|
archive_manager::cleanup_cache();
|
|
tailer::cleanup_cache();
|
|
ran_cleanup = true;
|
|
}
|
|
}
|
|
|
|
if (session_stage == 1
|
|
&& (lnav_data.ld_active_files.fc_file_names.empty()
|
|
|| lnav_data.ld_log_source.text_line_count() > 0
|
|
|| lnav_data.ld_text_source.text_line_count() > 0
|
|
|| !lnav_data.ld_active_files.fc_other_files.empty()))
|
|
{
|
|
for (size_t view_index = 0; view_index < LNV__MAX;
|
|
view_index++)
|
|
{
|
|
const auto& vs
|
|
= session_data.sd_view_states[view_index];
|
|
auto& tview = lnav_data.ld_views[view_index];
|
|
|
|
if (vs.vs_top > 0 && tview.get_top() == 0_vl) {
|
|
log_info("restoring %s view top: %d",
|
|
lnav_view_strings[view_index],
|
|
vs.vs_top);
|
|
lnav_data.ld_views[view_index].set_top(
|
|
vis_line_t(vs.vs_top));
|
|
}
|
|
}
|
|
if (lnav_data.ld_mode == ln_mode_t::FILES) {
|
|
if (lnav_data.ld_active_files.fc_name_to_errors.empty())
|
|
{
|
|
log_info("switching to paging!");
|
|
lnav_data.ld_mode = ln_mode_t::PAGING;
|
|
lnav_data.ld_active_files.fc_files
|
|
| lnav::itertools::for_each(
|
|
&logfile::dump_stats);
|
|
} else {
|
|
lnav_data.ld_files_view.set_selection(0_vl);
|
|
}
|
|
}
|
|
session_stage += 1;
|
|
load_time_bookmarks();
|
|
}
|
|
}
|
|
|
|
handle_winch();
|
|
|
|
if (lnav_data.ld_child_terminated) {
|
|
lnav_data.ld_child_terminated = false;
|
|
|
|
log_info("checking for terminated child processes");
|
|
for (auto iter = lnav_data.ld_children.begin();
|
|
iter != lnav_data.ld_children.end();
|
|
++iter)
|
|
{
|
|
int rc, child_stat;
|
|
|
|
rc = waitpid(*iter, &child_stat, WNOHANG);
|
|
if (rc == -1 || rc == 0) {
|
|
continue;
|
|
}
|
|
|
|
iter = lnav_data.ld_children.erase(iter);
|
|
}
|
|
|
|
gather_pipers();
|
|
}
|
|
|
|
if (lnav_data.ld_view_stack.empty()
|
|
|| (lnav_data.ld_view_stack.size() == 1
|
|
&& starting_view_stack_size == 2
|
|
&& lnav_data.ld_active_files.fc_file_names.size()
|
|
== lnav_data.ld_text_source.size()))
|
|
{
|
|
lnav_data.ld_looping = false;
|
|
}
|
|
}
|
|
} catch (readline_curses::error& e) {
|
|
log_error("error: %s", strerror(e.e_err));
|
|
}
|
|
}
|
|
|
|
void
|
|
wait_for_children()
|
|
{
|
|
std::vector<struct pollfd> pollfds;
|
|
struct timeval to = {0, 333000};
|
|
static auto* ps = injector::get<pollable_supervisor*>();
|
|
|
|
do {
|
|
pollfds.clear();
|
|
|
|
auto update_res = ps->update_poll_set(pollfds);
|
|
|
|
if (update_res.ur_background == 0) {
|
|
break;
|
|
}
|
|
|
|
int rc = poll(&pollfds[0], pollfds.size(), to.tv_usec / 1000);
|
|
|
|
if (rc < 0) {
|
|
switch (errno) {
|
|
case 0:
|
|
case EINTR:
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
}
|
|
|
|
ps->check_poll_set(pollfds);
|
|
lnav_data.ld_view_stack.top() |
|
|
[](auto tc) { lnav_data.ld_bottom_source.update_hits(tc); };
|
|
} while (lnav_data.ld_looping);
|
|
}
|
|
|
|
struct mode_flags_t {
|
|
bool mf_check_configs{false};
|
|
bool mf_install{false};
|
|
bool mf_update_formats{false};
|
|
bool mf_no_default{false};
|
|
bool mf_print_warnings{false};
|
|
};
|
|
|
|
static int
|
|
print_user_msgs(std::vector<lnav::console::user_message> error_list,
|
|
mode_flags_t mf)
|
|
{
|
|
size_t warning_count = 0;
|
|
int retval = EXIT_SUCCESS;
|
|
|
|
for (auto& iter : error_list) {
|
|
FILE* out_file;
|
|
|
|
switch (iter.um_level) {
|
|
case lnav::console::user_message::level::raw:
|
|
case lnav::console::user_message::level::ok:
|
|
out_file = stdout;
|
|
break;
|
|
case lnav::console::user_message::level::warning:
|
|
warning_count += 1;
|
|
if (!mf.mf_print_warnings) {
|
|
continue;
|
|
}
|
|
out_file = stderr;
|
|
break;
|
|
default:
|
|
out_file = stderr;
|
|
break;
|
|
}
|
|
|
|
lnav::console::print(out_file, iter);
|
|
if (iter.um_level == lnav::console::user_message::level::error) {
|
|
retval = EXIT_FAILURE;
|
|
}
|
|
}
|
|
|
|
if (warning_count > 0 && !mf.mf_print_warnings
|
|
&& !(lnav_data.ld_flags & LNF_HEADLESS)
|
|
&& (std::chrono::system_clock::now() - lnav_data.ld_last_dot_lnav_time
|
|
> 24h))
|
|
{
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::warning(
|
|
attr_line_t()
|
|
.append(lnav::roles::number(fmt::to_string(warning_count)))
|
|
.append(" issues were detected when checking lnav's "
|
|
"configuration"))
|
|
.with_help(
|
|
attr_line_t("pass ")
|
|
.append(lnav::roles::symbol("-W"))
|
|
.append(" on the command line to display the issues\n")
|
|
.append("(this message will only be displayed once a "
|
|
"day)")));
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
enum class verbosity_t : int {
|
|
quiet,
|
|
standard,
|
|
verbose,
|
|
};
|
|
|
|
struct stdin_options_t {
|
|
ghc::filesystem::path so_out;
|
|
bool so_timestamp{false};
|
|
auto_fd so_out_fd;
|
|
};
|
|
|
|
int
|
|
main(int argc, char* argv[])
|
|
{
|
|
std::vector<lnav::console::user_message> config_errors;
|
|
std::vector<lnav::console::user_message> loader_errors;
|
|
exec_context& ec = lnav_data.ld_exec_context;
|
|
int retval = EXIT_SUCCESS;
|
|
|
|
std::shared_ptr<piper_proc> stdin_reader;
|
|
stdin_options_t stdin_opts;
|
|
bool exec_stdin = false, load_stdin = false, stdin_captured = false;
|
|
mode_flags_t mode_flags;
|
|
const char* LANG = getenv("LANG");
|
|
ghc::filesystem::path stdin_tmp_path;
|
|
verbosity_t verbosity = verbosity_t::standard;
|
|
|
|
if (LANG == nullptr || strcmp(LANG, "C") == 0) {
|
|
setenv("LANG", "en_US.UTF-8", 1);
|
|
}
|
|
|
|
(void) signal(SIGPIPE, SIG_IGN);
|
|
setlocale(LC_ALL, "");
|
|
try {
|
|
std::locale::global(std::locale(""));
|
|
} catch (const std::runtime_error& e) {
|
|
log_error("unable to set locale to ''");
|
|
}
|
|
umask(027);
|
|
|
|
/* Disable Lnav from being able to execute external commands if
|
|
* "LNAVSECURE" environment variable is set by the user.
|
|
*/
|
|
if (getenv("LNAVSECURE") != nullptr) {
|
|
lnav_data.ld_flags |= LNF_SECURE_MODE;
|
|
}
|
|
|
|
lnav_data.ld_exec_context.ec_sql_callback = sql_callback;
|
|
lnav_data.ld_exec_context.ec_pipe_callback = pipe_callback;
|
|
|
|
lnav_data.ld_program_name = argv[0];
|
|
add_ansi_vars(ec.ec_global_vars);
|
|
|
|
rl_readline_name = "lnav";
|
|
lnav_data.ld_db_key_names = DEFAULT_DB_KEY_NAMES;
|
|
|
|
stable_sort(lnav_data.ld_db_key_names.begin(),
|
|
lnav_data.ld_db_key_names.end());
|
|
|
|
auto dot_lnav_path = lnav::paths::dotlnav();
|
|
std::error_code last_write_ec;
|
|
lnav_data.ld_last_dot_lnav_time
|
|
= ghc::filesystem::last_write_time(dot_lnav_path, last_write_ec);
|
|
|
|
ensure_dotlnav();
|
|
|
|
log_install_handlers();
|
|
sql_install_logger();
|
|
|
|
if (sqlite3_open(":memory:", lnav_data.ld_db.out()) != SQLITE_OK) {
|
|
fprintf(stderr, "error: unable to create sqlite memory database\n");
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
{
|
|
int register_collation_functions(sqlite3 * db);
|
|
|
|
register_sqlite_funcs(lnav_data.ld_db.in(), sqlite_registration_funcs);
|
|
register_collation_functions(lnav_data.ld_db.in());
|
|
}
|
|
|
|
register_environ_vtab(lnav_data.ld_db.in());
|
|
register_static_file_vtab(lnav_data.ld_db.in());
|
|
{
|
|
static auto vtab_modules
|
|
= injector::get<std::vector<std::shared_ptr<vtab_module_base>>>();
|
|
|
|
for (const auto& mod : vtab_modules) {
|
|
mod->create(lnav_data.ld_db.in());
|
|
}
|
|
}
|
|
|
|
register_views_vtab(lnav_data.ld_db.in());
|
|
register_regexp_vtab(lnav_data.ld_db.in());
|
|
register_xpath_vtab(lnav_data.ld_db.in());
|
|
register_fstat_vtab(lnav_data.ld_db.in());
|
|
lnav::events::register_events_tab(lnav_data.ld_db.in());
|
|
|
|
auto _vtab_cleanup = finally([] {
|
|
static const char* VIRT_TABLES = R"(
|
|
SELECT tbl_name FROM sqlite_master WHERE sql LIKE 'CREATE VIRTUAL TABLE%'
|
|
)";
|
|
|
|
for (auto& lf : lnav_data.ld_active_files.fc_files) {
|
|
lf->close();
|
|
}
|
|
rebuild_indexes(ui_clock::now());
|
|
|
|
lnav_data.ld_vtab_manager = nullptr;
|
|
|
|
std::vector<std::string> tables_to_drop;
|
|
{
|
|
auto_mem<sqlite3_stmt> stmt(sqlite3_finalize);
|
|
bool done = false;
|
|
|
|
sqlite3_prepare_v2(
|
|
lnav_data.ld_db.in(), VIRT_TABLES, -1, stmt.out(), nullptr);
|
|
do {
|
|
auto ret = sqlite3_step(stmt.in());
|
|
|
|
switch (ret) {
|
|
case SQLITE_OK:
|
|
case SQLITE_DONE:
|
|
done = true;
|
|
break;
|
|
case SQLITE_ROW:
|
|
tables_to_drop.emplace_back(fmt::format(
|
|
FMT_STRING("DROP TABLE {}"),
|
|
reinterpret_cast<const char*>(
|
|
sqlite3_column_text(stmt.in(), 0))));
|
|
break;
|
|
}
|
|
} while (!done);
|
|
}
|
|
|
|
// XXX
|
|
lnav_data.ld_log_source.set_preview_sql_filter(nullptr);
|
|
lnav_data.ld_log_source.set_sql_filter("", nullptr);
|
|
lnav_data.ld_log_source.set_sql_marker("", nullptr);
|
|
lnav_config_listener::unload_all();
|
|
|
|
{
|
|
sqlite3_stmt* stmt_iter = nullptr;
|
|
|
|
do {
|
|
stmt_iter = sqlite3_next_stmt(lnav_data.ld_db.in(), stmt_iter);
|
|
if (stmt_iter != nullptr) {
|
|
const auto* stmt_sql = sqlite3_sql(stmt_iter);
|
|
|
|
log_warning("unfinalized SQL statement: %s", stmt_sql);
|
|
ensure(false);
|
|
}
|
|
} while (stmt_iter != nullptr);
|
|
}
|
|
|
|
for (auto& drop_stmt : tables_to_drop) {
|
|
sqlite3_exec(lnav_data.ld_db.in(),
|
|
drop_stmt.c_str(),
|
|
nullptr,
|
|
nullptr,
|
|
nullptr);
|
|
}
|
|
#if defined(HAVE_SQLITE3_DROP_MODULES)
|
|
sqlite3_drop_modules(lnav_data.ld_db.in(), nullptr);
|
|
#endif
|
|
|
|
lnav_data.ld_db.reset();
|
|
});
|
|
|
|
#ifdef HAVE_LIBCURL
|
|
curl_global_init(CURL_GLOBAL_DEFAULT);
|
|
#endif
|
|
|
|
static const std::string DEFAULT_DEBUG_LOG = "/dev/null";
|
|
|
|
lnav_data.ld_debug_log_name = DEFAULT_DEBUG_LOG;
|
|
|
|
std::vector<std::string> file_args;
|
|
std::vector<lnav::console::user_message> arg_errors;
|
|
|
|
CLI::App app{"The Logfile Navigator"};
|
|
|
|
app.add_option("-d",
|
|
lnav_data.ld_debug_log_name,
|
|
"Write debug messages to the given file.")
|
|
->type_name("FILE");
|
|
app.add_flag("-q{0},-v{2}", verbosity, "Control the verbosity");
|
|
app.set_version_flag("-V,--version");
|
|
app.footer(fmt::format(FMT_STRING("Version: {}"), VCS_PACKAGE_STRING));
|
|
|
|
std::shared_ptr<lnav::management::operations> mmode_ops;
|
|
|
|
if (argc < 2 || strcmp(argv[1], "-m") != 0) {
|
|
app.add_flag("-H", lnav_data.ld_show_help_view, "show help");
|
|
app.add_option("-I", lnav_data.ld_config_paths, "include paths")
|
|
->check(CLI::ExistingDirectory)
|
|
->check([&arg_errors](std::string inc_path) -> std::string {
|
|
if (access(inc_path.c_str(), X_OK) != 0) {
|
|
arg_errors.emplace_back(
|
|
lnav::console::user_message::error(
|
|
attr_line_t("invalid configuration directory: ")
|
|
.append(lnav::roles::file(inc_path)))
|
|
.with_errno_reason());
|
|
return "unreadable";
|
|
}
|
|
|
|
return std::string();
|
|
})
|
|
->allow_extra_args(false);
|
|
app.add_flag("-C", mode_flags.mf_check_configs, "check");
|
|
auto* install_flag
|
|
= app.add_flag("-i", mode_flags.mf_install, "install");
|
|
app.add_flag("-u", mode_flags.mf_update_formats, "update");
|
|
auto* write_flag = app.add_option("-w", stdin_opts.so_out, "write");
|
|
auto* ts_flag
|
|
= app.add_flag("-t", stdin_opts.so_timestamp, "timestamp");
|
|
auto* no_default_flag
|
|
= app.add_flag("-N", mode_flags.mf_no_default, "no def");
|
|
auto* rotated_flag = app.add_flag(
|
|
"-R", lnav_data.ld_active_files.fc_rotated, "rotated");
|
|
auto* recurse_flag = app.add_flag(
|
|
"-r", lnav_data.ld_active_files.fc_recursive, "recurse");
|
|
app.add_flag("-W", mode_flags.mf_print_warnings);
|
|
auto* headless_flag = app.add_flag(
|
|
"-n",
|
|
[](size_t count) { lnav_data.ld_flags |= LNF_HEADLESS; },
|
|
"headless");
|
|
auto* file_opt = app.add_option("file", file_args, "files");
|
|
|
|
auto wait_cb = [](size_t count) {
|
|
char b;
|
|
if (isatty(STDIN_FILENO) && read(STDIN_FILENO, &b, 1) == -1) {
|
|
perror("Read key from STDIN");
|
|
}
|
|
};
|
|
app.add_flag("-S", wait_cb);
|
|
|
|
auto cmd_appender
|
|
= [](std::string cmd) { lnav_data.ld_commands.emplace_back(cmd); };
|
|
auto cmd_validator = [&arg_errors](std::string cmd) -> std::string {
|
|
static const auto ARG_SRC
|
|
= intern_string::lookup("command-line argument");
|
|
|
|
if (cmd.empty()) {
|
|
return "empty commands are not allowed";
|
|
}
|
|
|
|
switch (cmd[0]) {
|
|
case ':':
|
|
case '/':
|
|
case ';':
|
|
case '|':
|
|
break;
|
|
default:
|
|
cmd.push_back(' ');
|
|
arg_errors.emplace_back(
|
|
lnav::console::user_message::error(
|
|
attr_line_t("invalid value for ")
|
|
.append_quoted("-c"_symbol)
|
|
.append(" option"))
|
|
.with_snippet(lnav::console::snippet::from(
|
|
ARG_SRC,
|
|
attr_line_t()
|
|
.append(" -c "_quoted_code)
|
|
.append(lnav::roles::quoted_code(cmd))
|
|
.append("\n")
|
|
.append(4, ' ')
|
|
.append(lnav::roles::error(
|
|
"^ command type prefix "
|
|
"is missing"))))
|
|
.with_help(command_arg_help()));
|
|
return "invalid prefix";
|
|
}
|
|
return std::string();
|
|
};
|
|
auto* cmd_opt = app.add_option("-c")
|
|
->check(cmd_validator)
|
|
->each(cmd_appender)
|
|
->allow_extra_args(false)
|
|
->trigger_on_parse(true);
|
|
|
|
auto file_appender = [](std::string file_path) {
|
|
lnav_data.ld_commands.emplace_back(
|
|
fmt::format(FMT_STRING("|{}"), file_path));
|
|
};
|
|
auto* exec_file_opt = app.add_option("-f")
|
|
->trigger_on_parse(true)
|
|
->allow_extra_args(false)
|
|
->each(file_appender);
|
|
|
|
install_flag->needs(file_opt);
|
|
install_flag->excludes(write_flag,
|
|
ts_flag,
|
|
no_default_flag,
|
|
rotated_flag,
|
|
recurse_flag,
|
|
headless_flag,
|
|
cmd_opt,
|
|
exec_file_opt);
|
|
}
|
|
|
|
auto is_mmode = argc >= 2 && strcmp(argv[1], "-m") == 0;
|
|
try {
|
|
if (is_mmode) {
|
|
mmode_ops = lnav::management::describe_cli(app, argc, argv);
|
|
} else {
|
|
app.parse(argc, argv);
|
|
}
|
|
} catch (const CLI::CallForHelp& e) {
|
|
if (is_mmode) {
|
|
fmt::print("{}\n", app.help());
|
|
} else {
|
|
usage();
|
|
}
|
|
return EXIT_SUCCESS;
|
|
} catch (const CLI::CallForVersion& e) {
|
|
fmt::print("{}\n", VCS_PACKAGE_STRING);
|
|
return EXIT_SUCCESS;
|
|
} catch (const CLI::ParseError& e) {
|
|
if (!arg_errors.empty()) {
|
|
print_user_msgs(arg_errors, mode_flags);
|
|
return e.get_exit_code();
|
|
}
|
|
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::error("invalid command-line arguments")
|
|
.with_reason(e.what()));
|
|
return e.get_exit_code();
|
|
}
|
|
|
|
lnav_data.ld_config_paths.insert(lnav_data.ld_config_paths.begin(),
|
|
lnav::paths::dotlnav());
|
|
lnav_data.ld_config_paths.insert(lnav_data.ld_config_paths.begin(),
|
|
SYSCONFDIR "/lnav");
|
|
lnav_data.ld_config_paths.insert(lnav_data.ld_config_paths.begin(),
|
|
"/etc/lnav");
|
|
|
|
if (lnav_data.ld_debug_log_name != DEFAULT_DEBUG_LOG) {
|
|
lnav_log_level = lnav_log_level_t::TRACE;
|
|
}
|
|
|
|
lnav_log_file = make_optional_from_nullable(
|
|
fopen(lnav_data.ld_debug_log_name.c_str(), "a"));
|
|
log_info("lnav started");
|
|
|
|
{
|
|
static auto builtin_formats
|
|
= injector::get<std::vector<std::shared_ptr<log_format>>>();
|
|
auto& root_formats = log_format::get_root_formats();
|
|
|
|
log_format::get_root_formats().insert(root_formats.begin(),
|
|
builtin_formats.begin(),
|
|
builtin_formats.end());
|
|
builtin_formats.clear();
|
|
}
|
|
|
|
load_config(lnav_data.ld_config_paths, config_errors);
|
|
if (!config_errors.empty()) {
|
|
if (print_user_msgs(config_errors, mode_flags) != EXIT_SUCCESS) {
|
|
return EXIT_FAILURE;
|
|
}
|
|
}
|
|
add_global_vars(ec);
|
|
|
|
if (mode_flags.mf_update_formats) {
|
|
if (!update_installs_from_git()) {
|
|
return EXIT_FAILURE;
|
|
}
|
|
return EXIT_SUCCESS;
|
|
}
|
|
|
|
if (mode_flags.mf_install) {
|
|
auto formats_installed_path
|
|
= lnav::paths::dotlnav() / "formats/installed";
|
|
auto configs_installed_path
|
|
= lnav::paths::dotlnav() / "configs/installed";
|
|
|
|
if (argc == 0) {
|
|
const auto install_reason
|
|
= attr_line_t("the ")
|
|
.append("-i"_symbol)
|
|
.append(
|
|
" option expects one or more log format definition "
|
|
"files to install in your lnav configuration "
|
|
"directory");
|
|
const auto install_help
|
|
= attr_line_t(
|
|
"log format definitions are JSON files that tell lnav "
|
|
"how to understand log files\n")
|
|
.append(
|
|
"See: https://docs.lnav.org/en/latest/formats.html");
|
|
|
|
lnav::console::print(stderr,
|
|
lnav::console::user_message::error(
|
|
"missing format files to install")
|
|
.with_reason(install_reason)
|
|
.with_help(install_help));
|
|
return EXIT_FAILURE;
|
|
}
|
|
|
|
for (auto& file_path : file_args) {
|
|
if (endswith(file_path, ".git")) {
|
|
if (!install_from_git(file_path)) {
|
|
return EXIT_FAILURE;
|
|
}
|
|
continue;
|
|
}
|
|
|
|
if (endswith(file_path, ".sql")) {
|
|
auto sql_path = ghc::filesystem::path(file_path);
|
|
auto read_res = lnav::filesystem::read_file(sql_path);
|
|
if (read_res.isErr()) {
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::error(
|
|
attr_line_t("unable to read SQL file: ")
|
|
.append(lnav::roles::file(file_path)))
|
|
.with_reason(read_res.unwrapErr()));
|
|
return EXIT_FAILURE;
|
|
}
|
|
|
|
auto dst_path = formats_installed_path / sql_path.filename();
|
|
auto write_res
|
|
= lnav::filesystem::write_file(dst_path, read_res.unwrap());
|
|
if (write_res.isErr()) {
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::error(
|
|
attr_line_t("unable to write SQL file: ")
|
|
.append(lnav::roles::file(file_path)))
|
|
.with_reason(write_res.unwrapErr()));
|
|
return EXIT_FAILURE;
|
|
}
|
|
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::ok(
|
|
attr_line_t("installed -- ")
|
|
.append(lnav::roles::file(dst_path))));
|
|
continue;
|
|
}
|
|
|
|
if (file_path == "extra") {
|
|
install_extra_formats();
|
|
continue;
|
|
}
|
|
|
|
auto file_type_result = detect_config_file_type(file_path);
|
|
if (file_type_result.isErr()) {
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::error(
|
|
attr_line_t("unable to open configuration file: ")
|
|
.append(lnav::roles::file(file_path)))
|
|
.with_reason(file_type_result.unwrapErr()));
|
|
return EXIT_FAILURE;
|
|
}
|
|
auto file_type = file_type_result.unwrap();
|
|
|
|
auto src_path = ghc::filesystem::path(file_path);
|
|
ghc::filesystem::path dst_name;
|
|
if (file_type == config_file_type::CONFIG) {
|
|
dst_name = src_path.filename();
|
|
} else {
|
|
auto format_list = load_format_file(src_path, loader_errors);
|
|
|
|
if (!loader_errors.empty()) {
|
|
if (print_user_msgs(loader_errors, mode_flags)
|
|
!= EXIT_SUCCESS)
|
|
{
|
|
return EXIT_FAILURE;
|
|
}
|
|
}
|
|
if (format_list.empty()) {
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::error(
|
|
attr_line_t("invalid format file: ")
|
|
.append(lnav::roles::file(src_path.string())))
|
|
.with_reason("there must be at least one format "
|
|
"definition in the file"));
|
|
return EXIT_FAILURE;
|
|
}
|
|
|
|
dst_name = format_list[0].to_string() + ".json";
|
|
}
|
|
auto dst_path = (file_type == config_file_type::CONFIG
|
|
? configs_installed_path
|
|
: formats_installed_path)
|
|
/ dst_name;
|
|
auto_fd in_fd, out_fd;
|
|
|
|
if ((in_fd = open(file_path.c_str(), O_RDONLY)) == -1) {
|
|
perror("unable to open file to install");
|
|
} else if ((out_fd = lnav::filesystem::openp(
|
|
dst_path, O_WRONLY | O_CREAT | O_TRUNC, 0644))
|
|
== -1)
|
|
{
|
|
fprintf(stderr,
|
|
"error: unable to open destination: %s -- %s\n",
|
|
dst_path.c_str(),
|
|
strerror(errno));
|
|
} else {
|
|
char buffer[2048];
|
|
ssize_t rc;
|
|
|
|
while ((rc = read(in_fd, buffer, sizeof(buffer))) > 0) {
|
|
ssize_t remaining = rc, written;
|
|
|
|
while (remaining > 0) {
|
|
written = write(out_fd, buffer, rc);
|
|
if (written == -1) {
|
|
fprintf(stderr,
|
|
"error: unable to install file -- %s\n",
|
|
strerror(errno));
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
remaining -= written;
|
|
}
|
|
}
|
|
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::ok(
|
|
attr_line_t("installed -- ")
|
|
.append(lnav::roles::file(dst_path))));
|
|
}
|
|
}
|
|
return EXIT_SUCCESS;
|
|
}
|
|
|
|
if (lnav_data.ld_flags & LNF_SECURE_MODE) {
|
|
if ((sqlite3_set_authorizer(
|
|
lnav_data.ld_db.in(), sqlite_authorizer, nullptr))
|
|
!= SQLITE_OK)
|
|
{
|
|
fprintf(stderr, "error: unable to attach sqlite authorizer\n");
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
}
|
|
|
|
/* If we statically linked against an ncurses library that had a non-
|
|
* standard path to the terminfo database, we need to set this variable
|
|
* so that it will try the default path.
|
|
*/
|
|
setenv("TERMINFO_DIRS",
|
|
"/usr/share/terminfo:/lib/terminfo:/usr/share/lib/terminfo",
|
|
0);
|
|
|
|
auto* filter_source = injector::get<filter_sub_source*>();
|
|
lnav_data.ld_vtab_manager = std::make_unique<log_vtab_manager>(
|
|
lnav_data.ld_db, lnav_data.ld_views[LNV_LOG], lnav_data.ld_log_source);
|
|
|
|
lnav_data.ld_log_source.set_exec_context(&lnav_data.ld_exec_context);
|
|
lnav_data.ld_views[LNV_HELP]
|
|
.set_sub_source(&lnav_data.ld_help_source)
|
|
.set_word_wrap(false);
|
|
auto log_fos = new field_overlay_source(lnav_data.ld_log_source,
|
|
lnav_data.ld_text_source);
|
|
if (lnav_data.ld_flags & LNF_HEADLESS) {
|
|
log_fos->fos_show_status = false;
|
|
}
|
|
log_fos->fos_contexts.emplace("", false, true);
|
|
lnav_data.ld_views[LNV_LOG]
|
|
.set_sub_source(&lnav_data.ld_log_source)
|
|
.set_delegate(std::make_shared<action_delegate>(
|
|
lnav_data.ld_log_source,
|
|
[](auto child_pid) { lnav_data.ld_children.push_back(child_pid); },
|
|
[](const auto& desc, auto pp) {
|
|
lnav_data.ld_pipers.push_back(pp);
|
|
lnav_data.ld_active_files.fc_file_names[desc].with_fd(
|
|
pp->get_fd());
|
|
lnav_data.ld_files_to_front.template emplace_back(desc, 0_vl);
|
|
}))
|
|
.add_input_delegate(lnav_data.ld_log_source)
|
|
.set_tail_space(2_vl)
|
|
.set_overlay_source(log_fos);
|
|
auto sel_reload_delegate = [](textview_curses& tc) {
|
|
tc.set_selectable(lnav_config.lc_ui_movement.mode
|
|
== config_movement_mode::CURSOR);
|
|
};
|
|
lnav_data.ld_views[LNV_LOG].set_reload_config_delegate(sel_reload_delegate);
|
|
lnav_data.ld_views[LNV_TEXT].set_sub_source(&lnav_data.ld_text_source);
|
|
lnav_data.ld_views[LNV_TEXT].set_reload_config_delegate(
|
|
sel_reload_delegate);
|
|
lnav_data.ld_views[LNV_HISTOGRAM].set_sub_source(
|
|
&lnav_data.ld_hist_source2);
|
|
lnav_data.ld_views[LNV_DB].set_sub_source(&lnav_data.ld_db_row_source);
|
|
lnav_data.ld_db_overlay.dos_labels = &lnav_data.ld_db_row_source;
|
|
lnav_data.ld_views[LNV_DB]
|
|
.set_reload_config_delegate(sel_reload_delegate)
|
|
.set_overlay_source(&lnav_data.ld_db_overlay);
|
|
lnav_data.ld_spectro_source = std::make_unique<spectrogram_source>();
|
|
lnav_data.ld_views[LNV_SPECTRO]
|
|
.set_sub_source(lnav_data.ld_spectro_source.get())
|
|
.set_overlay_source(lnav_data.ld_spectro_source.get())
|
|
.add_input_delegate(*lnav_data.ld_spectro_source)
|
|
.set_tail_space(4_vl);
|
|
lnav_data.ld_views[LNV_SPECTRO].set_selectable(true);
|
|
|
|
lnav_data.ld_doc_view.set_sub_source(&lnav_data.ld_doc_source);
|
|
lnav_data.ld_example_view.set_sub_source(&lnav_data.ld_example_source);
|
|
lnav_data.ld_match_view.set_sub_source(&lnav_data.ld_match_source);
|
|
lnav_data.ld_preview_view.set_sub_source(&lnav_data.ld_preview_source);
|
|
lnav_data.ld_filter_view.set_sub_source(filter_source)
|
|
.add_input_delegate(*filter_source)
|
|
.add_child_view(&filter_source->fss_match_view)
|
|
.add_child_view(filter_source->fss_editor.get());
|
|
lnav_data.ld_files_view.set_sub_source(&lnav_data.ld_files_source)
|
|
.add_input_delegate(lnav_data.ld_files_source);
|
|
lnav_data.ld_user_message_view.set_sub_source(
|
|
&lnav_data.ld_user_message_source);
|
|
|
|
for (int lpc = 0; lpc < LNV__MAX; lpc++) {
|
|
lnav_data.ld_views[lpc].set_gutter_source(new log_gutter_source());
|
|
}
|
|
|
|
{
|
|
hist_source2& hs = lnav_data.ld_hist_source2;
|
|
|
|
lnav_data.ld_log_source.set_index_delegate(new hist_index_delegate(
|
|
lnav_data.ld_hist_source2, lnav_data.ld_views[LNV_HISTOGRAM]));
|
|
hs.init();
|
|
lnav_data.ld_zoom_level = 3;
|
|
hs.set_time_slice(ZOOM_LEVELS[lnav_data.ld_zoom_level]);
|
|
}
|
|
|
|
for (int lpc = 0; lpc < LNV__MAX; lpc++) {
|
|
lnav_data.ld_views[lpc].set_title(lnav_view_titles[lpc]);
|
|
}
|
|
|
|
load_formats(lnav_data.ld_config_paths, loader_errors);
|
|
|
|
{
|
|
auto_mem<char, sqlite3_free> errmsg;
|
|
|
|
if (sqlite3_exec(lnav_data.ld_db.in(),
|
|
init_sql.to_string_fragment().data(),
|
|
nullptr,
|
|
nullptr,
|
|
errmsg.out())
|
|
!= SQLITE_OK)
|
|
{
|
|
fprintf(stderr,
|
|
"error: unable to execute DB init -- %s\n",
|
|
errmsg.in());
|
|
}
|
|
}
|
|
|
|
lnav_data.ld_vtab_manager->register_vtab(std::make_shared<all_logs_vtab>());
|
|
lnav_data.ld_vtab_manager->register_vtab(
|
|
std::make_shared<log_format_vtab_impl>(
|
|
*log_format::find_root_format("generic_log")));
|
|
|
|
for (auto& iter : log_format::get_root_formats()) {
|
|
auto lvi = iter->get_vtab_impl();
|
|
|
|
if (lvi != nullptr) {
|
|
lnav_data.ld_vtab_manager->register_vtab(lvi);
|
|
}
|
|
}
|
|
|
|
load_format_extra(lnav_data.ld_db.in(),
|
|
ec.ec_global_vars,
|
|
lnav_data.ld_config_paths,
|
|
loader_errors);
|
|
load_format_vtabs(lnav_data.ld_vtab_manager.get(), loader_errors);
|
|
|
|
if (!loader_errors.empty()) {
|
|
if (print_user_msgs(loader_errors, mode_flags) != EXIT_SUCCESS) {
|
|
if (mmode_ops == nullptr) {
|
|
return EXIT_FAILURE;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (mmode_ops) {
|
|
auto perform_res = lnav::management::perform(mmode_ops);
|
|
|
|
return print_user_msgs(perform_res, mode_flags);
|
|
}
|
|
|
|
if (!mode_flags.mf_check_configs && !lnav_data.ld_show_help_view) {
|
|
DEFAULT_FILES.emplace_back("var/log/messages");
|
|
DEFAULT_FILES.emplace_back("var/log/system.log");
|
|
DEFAULT_FILES.emplace_back("var/log/syslog");
|
|
DEFAULT_FILES.emplace_back("var/log/syslog.log");
|
|
}
|
|
|
|
init_lnav_commands(lnav_commands);
|
|
|
|
lnav_data.ld_looping = true;
|
|
lnav_data.ld_mode = ln_mode_t::PAGING;
|
|
|
|
if ((isatty(STDIN_FILENO) || is_dev_null(STDIN_FILENO)) && file_args.empty()
|
|
&& !mode_flags.mf_no_default)
|
|
{
|
|
char start_dir[FILENAME_MAX];
|
|
|
|
if (getcwd(start_dir, sizeof(start_dir)) == nullptr) {
|
|
perror("getcwd");
|
|
} else {
|
|
do {
|
|
if (!append_default_files()) {
|
|
retval = EXIT_FAILURE;
|
|
}
|
|
} while (lnav_data.ld_active_files.fc_file_names.empty()
|
|
&& change_to_parent_dir());
|
|
|
|
if (chdir(start_dir) == -1) {
|
|
perror("chdir(start_dir)");
|
|
}
|
|
}
|
|
}
|
|
|
|
{
|
|
const auto internals_dir_opt = getenv_opt("DUMP_INTERNALS_DIR");
|
|
|
|
if (internals_dir_opt) {
|
|
lnav::dump_internals(internals_dir_opt.value());
|
|
|
|
return EXIT_SUCCESS;
|
|
}
|
|
}
|
|
|
|
if (file_args.empty()) {
|
|
load_stdin = true;
|
|
}
|
|
|
|
for (auto& file_path : file_args) {
|
|
auto file_path_without_trailer = file_path;
|
|
auto file_loc = file_location_t{mapbox::util::no_init{}};
|
|
auto_mem<char> abspath;
|
|
struct stat st;
|
|
|
|
auto colon_index = file_path.rfind(':');
|
|
if (colon_index != std::string::npos) {
|
|
auto top_range = scn::string_view{&file_path[colon_index + 1],
|
|
&(*file_path.cend())};
|
|
auto scan_res = scn::scan_value<int>(top_range);
|
|
|
|
if (scan_res) {
|
|
file_path_without_trailer = file_path.substr(0, colon_index);
|
|
file_loc = vis_line_t(scan_res.value());
|
|
} else {
|
|
log_warning(
|
|
"failed to parse line number from file path with colon: %s",
|
|
file_path.c_str());
|
|
}
|
|
}
|
|
auto hash_index = file_path.rfind('#');
|
|
if (hash_index != std::string::npos) {
|
|
file_loc = file_path.substr(hash_index);
|
|
file_path_without_trailer = file_path.substr(0, hash_index);
|
|
}
|
|
if (stat(file_path_without_trailer.c_str(), &st) == 0) {
|
|
file_path = file_path_without_trailer;
|
|
}
|
|
|
|
if (file_path == "-") {
|
|
load_stdin = true;
|
|
}
|
|
#ifdef HAVE_LIBCURL
|
|
else if (is_url(file_path))
|
|
{
|
|
auto ul = std::make_shared<url_loader>(file_path);
|
|
|
|
lnav_data.ld_active_files.fc_file_names[file_path].with_fd(
|
|
ul->copy_fd());
|
|
isc::to<curl_looper&, services::curl_streamer_t>().send(
|
|
[ul](auto& clooper) { clooper.add_request(ul); });
|
|
}
|
|
#endif
|
|
else if (is_glob(file_path))
|
|
{
|
|
lnav_data.ld_active_files.fc_file_names[file_path].with_tail(
|
|
!(lnav_data.ld_flags & LNF_HEADLESS));
|
|
} else if (stat(file_path.c_str(), &st) == -1) {
|
|
if (file_path.find(':') != std::string::npos) {
|
|
lnav_data.ld_active_files.fc_file_names[file_path].with_tail(
|
|
!(lnav_data.ld_flags & LNF_HEADLESS));
|
|
} else {
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::error(
|
|
attr_line_t("unable to open file: ")
|
|
.append(lnav::roles::file(file_path)))
|
|
.with_errno_reason());
|
|
retval = EXIT_FAILURE;
|
|
}
|
|
} else if (access(file_path.c_str(), R_OK) == -1) {
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::error(
|
|
attr_line_t("file exists, but is not readable: ")
|
|
.append(lnav::roles::file(file_path)))
|
|
.with_errno_reason());
|
|
retval = EXIT_FAILURE;
|
|
} else if (S_ISFIFO(st.st_mode)) {
|
|
auto_fd fifo_fd;
|
|
|
|
if ((fifo_fd = open(file_path.c_str(), O_RDONLY)) == -1) {
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::error(
|
|
attr_line_t("cannot open fifo: ")
|
|
.append(lnav::roles::file(file_path)))
|
|
.with_errno_reason());
|
|
retval = EXIT_FAILURE;
|
|
} else {
|
|
auto fifo_tmp_fd
|
|
= lnav::filesystem::open_temp_file(
|
|
ghc::filesystem::temp_directory_path()
|
|
/ "lnav.fifo.XXXXXX")
|
|
.map([](auto&& pair) {
|
|
ghc::filesystem::remove(pair.first);
|
|
|
|
return std::move(pair.second);
|
|
})
|
|
.expect("Cannot create temporary file for FIFO");
|
|
auto fifo_piper = std::make_shared<piper_proc>(
|
|
std::move(fifo_fd), false, std::move(fifo_tmp_fd));
|
|
auto fifo_out_fd = fifo_piper->get_fd();
|
|
auto desc = fmt::format(FMT_STRING("FIFO [{}]"),
|
|
lnav_data.ld_fifo_counter++);
|
|
|
|
lnav_data.ld_active_files.fc_file_names[desc].with_fd(
|
|
std::move(fifo_out_fd));
|
|
lnav_data.ld_pipers.push_back(fifo_piper);
|
|
}
|
|
} else if ((abspath = realpath(file_path.c_str(), nullptr)) == nullptr)
|
|
{
|
|
perror("Cannot find file");
|
|
retval = EXIT_FAILURE;
|
|
} else if (S_ISDIR(st.st_mode)) {
|
|
std::string dir_wild(abspath.in());
|
|
|
|
if (dir_wild[dir_wild.size() - 1] == '/') {
|
|
dir_wild.resize(dir_wild.size() - 1);
|
|
}
|
|
lnav_data.ld_active_files.fc_file_names.emplace(
|
|
dir_wild + "/*", logfile_open_options());
|
|
} else {
|
|
lnav_data.ld_active_files.fc_file_names.emplace(
|
|
abspath.in(), logfile_open_options());
|
|
if (file_loc.valid()) {
|
|
lnav_data.ld_files_to_front.emplace_back(abspath.in(),
|
|
file_loc);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (mode_flags.mf_check_configs) {
|
|
rescan_files(true);
|
|
for (auto& lf : lnav_data.ld_active_files.fc_files) {
|
|
logfile::rebuild_result_t rebuild_result;
|
|
|
|
do {
|
|
rebuild_result = lf->rebuild_index();
|
|
} while (rebuild_result == logfile::rebuild_result_t::NEW_LINES
|
|
|| rebuild_result == logfile::rebuild_result_t::NEW_ORDER);
|
|
auto fmt = lf->get_format();
|
|
if (fmt == nullptr) {
|
|
fprintf(stderr,
|
|
"error:%s:no format found for file\n",
|
|
lf->get_filename().c_str());
|
|
retval = EXIT_FAILURE;
|
|
continue;
|
|
}
|
|
for (auto line_iter = lf->begin(); line_iter != lf->end();
|
|
++line_iter)
|
|
{
|
|
if (line_iter->get_msg_level() != log_level_t::LEVEL_INVALID) {
|
|
continue;
|
|
}
|
|
|
|
size_t partial_len;
|
|
|
|
auto read_result = lf->read_line(line_iter);
|
|
if (read_result.isErr()) {
|
|
continue;
|
|
}
|
|
shared_buffer_ref sbr = read_result.unwrap();
|
|
if (fmt->scan_for_partial(sbr, partial_len)) {
|
|
long line_number = distance(lf->begin(), line_iter);
|
|
std::string full_line(sbr.get_data(), sbr.length());
|
|
std::string partial_line(sbr.get_data(), partial_len);
|
|
|
|
fprintf(stderr,
|
|
"error:%s:%ld:line did not match format %s\n",
|
|
lf->get_filename().c_str(),
|
|
line_number,
|
|
fmt->get_pattern_path(line_number).c_str());
|
|
fprintf(stderr,
|
|
"error:%s:%ld: line -- %s\n",
|
|
lf->get_filename().c_str(),
|
|
line_number,
|
|
full_line.c_str());
|
|
if (partial_len > 0) {
|
|
fprintf(stderr,
|
|
"error:%s:%ld:partial match -- %s\n",
|
|
lf->get_filename().c_str(),
|
|
line_number,
|
|
partial_line.c_str());
|
|
} else {
|
|
fprintf(stderr,
|
|
"error:%s:%ld:no partial match found\n",
|
|
lf->get_filename().c_str(),
|
|
line_number);
|
|
}
|
|
retval = EXIT_FAILURE;
|
|
}
|
|
}
|
|
}
|
|
return retval;
|
|
}
|
|
|
|
if (lnav_data.ld_flags & LNF_HEADLESS || mode_flags.mf_check_configs) {
|
|
} else if (!isatty(STDOUT_FILENO)) {
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::error(
|
|
"unable to display interactive text UI")
|
|
.with_reason("stdout is not a TTY")
|
|
.with_help(attr_line_t("pass the ")
|
|
.append("-n"_symbol)
|
|
.append(" option to run lnav in headless mode "
|
|
"or don't redirect stdout")));
|
|
retval = EXIT_FAILURE;
|
|
}
|
|
|
|
if (load_stdin && !isatty(STDIN_FILENO) && !is_dev_null(STDIN_FILENO)
|
|
&& !exec_stdin)
|
|
{
|
|
if (stdin_opts.so_out.empty()) {
|
|
auto pattern
|
|
= lnav::paths::dotlnav() / "stdin-captures/stdin.XXXXXX";
|
|
|
|
auto open_result = lnav::filesystem::open_temp_file(pattern);
|
|
if (open_result.isErr()) {
|
|
fprintf(stderr,
|
|
"Unable to open temporary file for stdin: %s",
|
|
open_result.unwrapErr().c_str());
|
|
return EXIT_FAILURE;
|
|
}
|
|
|
|
auto temp_pair = open_result.unwrap();
|
|
stdin_tmp_path = temp_pair.first;
|
|
stdin_opts.so_out_fd = std::move(temp_pair.second);
|
|
} else {
|
|
auto open_res = lnav::filesystem::create_file(
|
|
stdin_opts.so_out, O_RDWR | O_TRUNC, 0600);
|
|
if (open_res.isErr()) {
|
|
fmt::print(stderr, "error: {}\n", open_res.unwrapErr());
|
|
return EXIT_FAILURE;
|
|
}
|
|
|
|
stdin_opts.so_out_fd = open_res.unwrap();
|
|
}
|
|
|
|
stdin_captured = true;
|
|
stdin_reader
|
|
= std::make_shared<piper_proc>(auto_fd(STDIN_FILENO),
|
|
stdin_opts.so_timestamp,
|
|
std::move(stdin_opts.so_out_fd));
|
|
lnav_data.ld_active_files.fc_file_names["stdin"]
|
|
.with_fd(stdin_reader->get_fd())
|
|
.with_include_in_session(false);
|
|
lnav_data.ld_pipers.push_back(stdin_reader);
|
|
}
|
|
|
|
if (!isatty(STDIN_FILENO) && isatty(STDOUT_FILENO)) {
|
|
if (dup2(STDOUT_FILENO, STDIN_FILENO) == -1) {
|
|
perror("cannot dup stdout to stdin");
|
|
}
|
|
}
|
|
|
|
if (retval == EXIT_SUCCESS
|
|
&& lnav_data.ld_active_files.fc_file_names.empty()
|
|
&& lnav_data.ld_commands.empty()
|
|
&& !(lnav_data.ld_show_help_view || mode_flags.mf_no_default))
|
|
{
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::error("nothing to do")
|
|
.with_reason("no files given or default files found")
|
|
.with_help(
|
|
attr_line_t("use the ")
|
|
.append_quoted(lnav::roles::keyword("-N"))
|
|
.append(
|
|
" option to open lnav without loading any files")));
|
|
retval = EXIT_FAILURE;
|
|
}
|
|
|
|
if (retval == EXIT_SUCCESS) {
|
|
isc::supervisor root_superv(injector::get<isc::service_list>());
|
|
|
|
try {
|
|
char pcre2_version[128];
|
|
|
|
pcre2_config(PCRE2_CONFIG_VERSION, pcre2_version);
|
|
log_info("startup: %s", VCS_PACKAGE_STRING);
|
|
log_host_info();
|
|
log_info("Libraries:");
|
|
#ifdef HAVE_BZLIB_H
|
|
log_info(" bzip=%s", BZ2_bzlibVersion());
|
|
#endif
|
|
#ifdef HAVE_LIBCURL
|
|
log_info(" curl=%s (%s)", LIBCURL_VERSION, LIBCURL_TIMESTAMP);
|
|
#endif
|
|
#ifdef HAVE_ARCHIVE_H
|
|
log_info(" libarchive=%d", ARCHIVE_VERSION_NUMBER);
|
|
#endif
|
|
log_info(" ncurses=%s", NCURSES_VERSION);
|
|
log_info(" pcre2=%s", pcre2_version);
|
|
log_info(" readline=%s", rl_library_version);
|
|
log_info(" sqlite=%s", sqlite3_version);
|
|
log_info(" zlib=%s", zlibVersion());
|
|
log_info("lnav_data:");
|
|
log_info(" flags=%x", lnav_data.ld_flags);
|
|
log_info(" commands:");
|
|
for (auto cmd_iter = lnav_data.ld_commands.begin();
|
|
cmd_iter != lnav_data.ld_commands.end();
|
|
++cmd_iter)
|
|
{
|
|
log_info(" %s", cmd_iter->c_str());
|
|
}
|
|
log_info(" files:");
|
|
for (auto file_iter
|
|
= lnav_data.ld_active_files.fc_file_names.begin();
|
|
file_iter != lnav_data.ld_active_files.fc_file_names.end();
|
|
++file_iter)
|
|
{
|
|
log_info(" %s", file_iter->first.c_str());
|
|
}
|
|
|
|
if (lnav_data.ld_flags & LNF_HEADLESS) {
|
|
std::vector<
|
|
std::pair<Result<std::string, lnav::console::user_message>,
|
|
std::string>>
|
|
cmd_results;
|
|
textview_curses *log_tc, *text_tc, *tc;
|
|
bool output_view = true;
|
|
|
|
view_colors::init(true);
|
|
rescan_files(true);
|
|
if (!lnav_data.ld_active_files.fc_name_to_errors.empty()) {
|
|
for (const auto& pair :
|
|
lnav_data.ld_active_files.fc_name_to_errors)
|
|
{
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::error(
|
|
attr_line_t("unable to open file: ")
|
|
.append(lnav::roles::file(pair.first)))
|
|
.with_reason(pair.second.fei_description));
|
|
}
|
|
|
|
return EXIT_FAILURE;
|
|
}
|
|
init_session();
|
|
lnav_data.ld_exec_context.set_output("stdout", stdout, nullptr);
|
|
alerter::singleton().enabled(false);
|
|
|
|
log_tc = &lnav_data.ld_views[LNV_LOG];
|
|
log_tc->set_height(24_vl);
|
|
lnav_data.ld_view_stack.push_back(log_tc);
|
|
// Read all of stdin
|
|
wait_for_pipers();
|
|
rebuild_indexes_repeatedly();
|
|
wait_for_children();
|
|
|
|
log_tc->set_top(0_vl);
|
|
text_tc = &lnav_data.ld_views[LNV_TEXT];
|
|
text_tc->set_height(vis_line_t(text_tc->get_inner_height()
|
|
- text_tc->get_top()));
|
|
setup_highlights(lnav_data.ld_views[LNV_TEXT].get_highlights());
|
|
if (lnav_data.ld_log_source.text_line_count() == 0
|
|
&& lnav_data.ld_text_source.text_line_count() > 0)
|
|
{
|
|
ensure_view(&lnav_data.ld_views[LNV_TEXT]);
|
|
}
|
|
|
|
log_info("Executing initial commands");
|
|
execute_init_commands(lnav_data.ld_exec_context, cmd_results);
|
|
archive_manager::cleanup_cache();
|
|
tailer::cleanup_cache();
|
|
line_buffer::cleanup_cache();
|
|
wait_for_pipers();
|
|
isc::to<curl_looper&, services::curl_streamer_t>()
|
|
.send_and_wait(
|
|
[](auto& clooper) { clooper.process_all(); });
|
|
rebuild_indexes_repeatedly();
|
|
wait_for_children();
|
|
if (!lnav_data.ld_active_files.fc_name_to_errors.empty()) {
|
|
for (const auto& pair :
|
|
lnav_data.ld_active_files.fc_name_to_errors)
|
|
{
|
|
fprintf(stderr,
|
|
"error: unable to open file: %s -- %s\n",
|
|
pair.first.c_str(),
|
|
pair.second.fei_description.c_str());
|
|
}
|
|
|
|
return EXIT_FAILURE;
|
|
}
|
|
|
|
for (auto& pair : cmd_results) {
|
|
if (pair.first.isErr()) {
|
|
lnav::console::print(stderr, pair.first.unwrapErr());
|
|
output_view = false;
|
|
} else {
|
|
auto msg = pair.first.unwrap();
|
|
|
|
if (startswith(msg, "info:")) {
|
|
if (verbosity == verbosity_t::verbose) {
|
|
printf("%s\n", msg.c_str());
|
|
}
|
|
} else if (!msg.empty()) {
|
|
printf("%s\n", msg.c_str());
|
|
output_view = false;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (output_view && verbosity != verbosity_t::quiet
|
|
&& !lnav_data.ld_view_stack.empty()
|
|
&& !lnav_data.ld_stdout_used)
|
|
{
|
|
bool suppress_empty_lines = false;
|
|
unsigned long view_index;
|
|
vis_line_t y;
|
|
|
|
tc = *lnav_data.ld_view_stack.top();
|
|
view_index = tc - lnav_data.ld_views;
|
|
switch (view_index) {
|
|
case LNV_DB:
|
|
case LNV_HISTOGRAM:
|
|
suppress_empty_lines = true;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
auto* los = tc->get_overlay_source();
|
|
|
|
vis_line_t vl;
|
|
for (vl = tc->get_top(); vl < tc->get_inner_height();
|
|
++vl, ++y)
|
|
{
|
|
attr_line_t al;
|
|
|
|
while (los != nullptr
|
|
&& los->list_value_for_overlay(
|
|
*tc, y, tc->get_inner_height(), vl, al))
|
|
{
|
|
write_line_to(stdout, al);
|
|
++y;
|
|
}
|
|
|
|
std::vector<attr_line_t> rows(1);
|
|
tc->listview_value_for_rows(*tc, vl, rows);
|
|
if (suppress_empty_lines && rows[0].empty()) {
|
|
continue;
|
|
}
|
|
|
|
write_line_to(stdout, rows[0]);
|
|
}
|
|
{
|
|
attr_line_t al;
|
|
|
|
while (los != nullptr
|
|
&& los->list_value_for_overlay(
|
|
*tc, y, tc->get_inner_height(), vl, al)
|
|
&& !al.empty())
|
|
{
|
|
write_line_to(stdout, al);
|
|
++y;
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
init_session();
|
|
|
|
guard_termios gt(STDIN_FILENO);
|
|
lnav_log_orig_termios = gt.get_termios();
|
|
|
|
looper();
|
|
|
|
dup2(STDOUT_FILENO, STDERR_FILENO);
|
|
|
|
signal(SIGINT, SIG_DFL);
|
|
|
|
save_session();
|
|
}
|
|
} catch (const std::system_error& e) {
|
|
if (e.code().value() != EPIPE) {
|
|
fprintf(stderr, "error: %s\n", e.what());
|
|
}
|
|
} catch (const line_buffer::error& e) {
|
|
fprintf(stderr, "error: %s\n", strerror(e.e_err));
|
|
} catch (const std::exception& e) {
|
|
fprintf(stderr, "error: %s\n", e.what());
|
|
}
|
|
|
|
// When reading from stdin, tell the user where the capture file is
|
|
// stored so they can look at it later.
|
|
if (stdin_captured && stdin_opts.so_out.empty()
|
|
&& !(lnav_data.ld_flags & LNF_HEADLESS))
|
|
{
|
|
auto stdin_fd = stdin_reader->get_fd();
|
|
struct stat stdin_stat;
|
|
nonstd::optional<file_ssize_t> stdin_size;
|
|
|
|
// NB: the file can be deleted by the time we get here
|
|
fchmod(stdin_fd.get(), S_IRUSR);
|
|
if (fstat(stdin_fd.get(), &stdin_stat) != -1) {
|
|
stdin_size = stdin_stat.st_size;
|
|
}
|
|
if (!ghc::filesystem::exists(stdin_tmp_path)
|
|
|| verbosity == verbosity_t::quiet || !stdin_size
|
|
|| stdin_size.value() == 0
|
|
|| stdin_size.value() > MAX_STDIN_CAPTURE_SIZE)
|
|
{
|
|
std::error_code rm_err_code;
|
|
|
|
log_info("not saving stdin capture -- %s (size=%d)",
|
|
stdin_tmp_path.c_str(),
|
|
stdin_size.value_or(-1));
|
|
ghc::filesystem::remove(stdin_tmp_path, rm_err_code);
|
|
} else {
|
|
auto home = getenv_opt("HOME");
|
|
auto path_str = stdin_tmp_path.string();
|
|
|
|
if (home && startswith(path_str, home.value())) {
|
|
path_str = path_str.substr(strlen(home.value()));
|
|
if (path_str[0] != '/') {
|
|
path_str.insert(0, 1, '/');
|
|
}
|
|
path_str.insert(0, 1, '~');
|
|
}
|
|
|
|
lnav::console::print(
|
|
stderr,
|
|
lnav::console::user_message::info(
|
|
attr_line_t()
|
|
.append(lnav::roles::number(humanize::file_size(
|
|
stdin_size.value(), humanize::alignment::none)))
|
|
.append(" of data from stdin was captured and "
|
|
"will be saved for one day. You can "
|
|
"reopen it by running:\n")
|
|
.appendf(FMT_STRING(" {} "),
|
|
lnav_data.ld_program_name)
|
|
.append(lnav::roles::file(path_str))));
|
|
}
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|