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4186 lines
129 KiB
C++
4186 lines
129 KiB
C++
/**
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* Copyright (c) 2007-2012, 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 ON
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* 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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#include "config.h"
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#include <glob.h>
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#include <sys/stat.h>
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#include <string>
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#include <vector>
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#include <fstream>
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#include <unordered_map>
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#include <pcrecpp.h>
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#include "lnav.hh"
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#include "lnav_config.hh"
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#include "lnav_util.hh"
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#include "auto_mem.hh"
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#include "log_data_table.hh"
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#include "log_data_helper.hh"
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#include "lnav_commands.hh"
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#include "session_data.hh"
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#include "command_executor.hh"
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#include "url_loader.hh"
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#include "readline_curses.hh"
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#include "relative_time.hh"
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#include "log_search_table.hh"
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#include "shlex.hh"
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#include "yajl/api/yajl_parse.h"
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#include "db_sub_source.hh"
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using namespace std;
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static string remaining_args(const string &cmdline,
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const vector<string> &args,
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size_t index = 1)
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{
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size_t start_pos = 0;
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require(index > 0);
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for (size_t lpc = 0; lpc < index; lpc++) {
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start_pos += args[lpc].length();
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}
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size_t index_in_cmdline = cmdline.find(args[index], start_pos);
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require(index_in_cmdline != string::npos);
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return cmdline.substr(index_in_cmdline);
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}
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static string refresh_pt_search()
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{
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string retval;
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if (!lnav_data.ld_cmd_init_done) {
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return "";
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}
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#ifdef HAVE_LIBCURL
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for (auto lf : lnav_data.ld_files) {
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if (startswith(lf->get_filename(), "pt:")) {
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lf->close();
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}
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}
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lnav_data.ld_curl_looper.close_request("papertrailapp.com");
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if (lnav_data.ld_pt_search.empty()) {
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return "info: no papertrail query is active";
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}
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unique_ptr<papertrail_proc> pt(new papertrail_proc(
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lnav_data.ld_pt_search.substr(3),
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lnav_data.ld_pt_min_time,
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lnav_data.ld_pt_max_time));
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lnav_data.ld_file_names[lnav_data.ld_pt_search]
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.with_fd(pt->copy_fd());
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lnav_data.ld_curl_looper.add_request(pt.release());
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ensure_view(&lnav_data.ld_views[LNV_LOG]);
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retval = "info: opened papertrail query";
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#else
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retval = "error: lnav not compiled with libcurl";
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#endif
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return retval;
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}
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static string com_adjust_log_time(exec_context &ec, string cmdline, vector<string> &args)
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{
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string retval = "error: expecting new time value";
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if (args.empty()) {
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args.emplace_back("line-time");
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}
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else if (lnav_data.ld_views[LNV_LOG].get_inner_height() == 0) {
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retval = "error: no log messages";
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}
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else if (args.size() >= 2) {
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logfile_sub_source &lss = lnav_data.ld_log_source;
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struct timeval top_time, time_diff;
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struct timeval new_time = { 0, 0 };
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content_line_t top_content;
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date_time_scanner dts;
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vis_line_t top_line;
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struct exttm tm;
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std::shared_ptr<logfile> lf;
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top_line = lnav_data.ld_views[LNV_LOG].get_top();
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top_content = lss.at(top_line);
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lf = lss.find(top_content);
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logline &ll = (*lf)[top_content];
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top_time = ll.get_timeval();
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dts.set_base_time(top_time.tv_sec);
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args[1] = remaining_args(cmdline, args);
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if (dts.scan(args[1].c_str(), args[1].size(), NULL, &tm, new_time) != NULL) {
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timersub(&new_time, &top_time, &time_diff);
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if (ec.ec_dry_run) {
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char buffer[1024];
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snprintf(buffer, sizeof(buffer),
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"info: log timestamps will be adjusted by %ld.%06ld seconds",
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time_diff.tv_sec, time_diff.tv_usec);
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retval = buffer;
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} else {
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lf->adjust_content_time(top_content, time_diff, false);
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rebuild_indexes(true);
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retval = "info: adjusted time";
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}
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} else {
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retval = "error: could not parse timestamp";
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}
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}
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return retval;
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}
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static string com_unix_time(exec_context &ec, string cmdline, vector<string> &args)
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{
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string retval = "error: expecting a unix time value";
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if (args.empty()) { }
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else if (args.size() >= 2) {
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char ftime[128] = "";
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bool parsed = false;
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struct tm log_time;
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time_t u_time;
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size_t millis;
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char * rest;
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u_time = time(NULL);
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log_time = *localtime(&u_time);
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log_time.tm_isdst = -1;
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args[1] = remaining_args(cmdline, args);
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if ((millis = args[1].find('.')) != string::npos ||
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(millis = args[1].find(',')) != string::npos) {
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args[1] = args[1].erase(millis, 4);
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}
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if (((rest = strptime(args[1].c_str(),
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"%b %d %H:%M:%S %Y",
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&log_time)) != NULL &&
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(rest - args[1].c_str()) >= 20) ||
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((rest = strptime(args[1].c_str(),
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"%Y-%m-%d %H:%M:%S",
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&log_time)) != NULL &&
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(rest - args[1].c_str()) >= 19)) {
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u_time = mktime(&log_time);
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parsed = true;
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}
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else if (sscanf(args[1].c_str(), "%ld", &u_time)) {
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log_time = *localtime(&u_time);
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parsed = true;
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}
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if (parsed) {
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int len;
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strftime(ftime, sizeof(ftime),
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"%a %b %d %H:%M:%S %Y %z %Z",
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localtime(&u_time));
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len = strlen(ftime);
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snprintf(ftime + len, sizeof(ftime) - len,
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" -- %ld\n",
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u_time);
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retval = string(ftime);
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}
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}
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return retval;
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}
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static string com_current_time(exec_context &ec, string cmdline, vector<string> &args)
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{
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char ftime[128];
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struct tm localtm;
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string retval;
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time_t u_time;
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size_t len;
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memset(&localtm, 0, sizeof(localtm));
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u_time = time(NULL);
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strftime(ftime, sizeof(ftime),
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"%a %b %d %H:%M:%S %Y %z %Z",
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localtime_r(&u_time, &localtm));
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len = strlen(ftime);
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snprintf(ftime + len, sizeof(ftime) - len,
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" -- %ld\n",
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u_time);
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retval = string(ftime);
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return retval;
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}
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static string com_goto(exec_context &ec, string cmdline, vector<string> &args)
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{
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string retval = "error: expecting line number/percentage, timestamp, or relative time";
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if (args.empty()) {
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args.emplace_back("move-time");
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}
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else if (args.size() > 1) {
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string all_args = remaining_args(cmdline, args);
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textview_curses *tc = lnav_data.ld_view_stack.back();
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int line_number, consumed;
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date_time_scanner dts;
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struct relative_time::parse_error pe;
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relative_time rt;
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struct timeval tv;
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struct exttm tm;
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float value;
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if (rt.parse(all_args, pe)) {
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if (tc == &lnav_data.ld_views[LNV_LOG]) {
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content_line_t cl;
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vis_line_t vl;
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logline *ll;
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if (!rt.is_absolute()) {
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lnav_data.ld_last_relative_time = rt;
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}
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vl = tc->get_top();
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cl = lnav_data.ld_log_source.at(vl);
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ll = lnav_data.ld_log_source.find_line(cl);
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ll->to_exttm(tm);
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rt.add(tm);
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tv.tv_sec = timegm(&tm.et_tm);
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tv.tv_usec = tm.et_nsec / 1000;
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vl = lnav_data.ld_log_source.find_from_time(tv);
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if (ec.ec_dry_run) {
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retval = "info: will move to line " + to_string((int) vl);
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} else {
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tc->set_top(vl);
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retval = "";
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if (!rt.is_absolute() && lnav_data.ld_rl_view != NULL) {
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lnav_data.ld_rl_view->set_alt_value(
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HELP_MSG_2(r, R,
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"to move forward/backward the same amount of time"));
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}
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}
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} else {
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retval = "error: relative time values only work in the log view";
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}
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}
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else if (dts.scan(args[1].c_str(), args[1].size(), NULL, &tm, tv) != NULL) {
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if (tc == &lnav_data.ld_views[LNV_LOG]) {
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vis_line_t vl;
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vl = lnav_data.ld_log_source.find_from_time(tv);
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if (ec.ec_dry_run) {
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retval = "info: will move to line " + to_string((int) vl);
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} else {
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tc->set_top(vl);
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retval = "";
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}
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}
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else {
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retval = "error: time values only work in the log view";
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}
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}
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else if (sscanf(args[1].c_str(), "%f%n", &value, &consumed) == 1) {
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if (args[1][consumed] == '%') {
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line_number = (int)
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((double)tc->get_inner_height() *
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(value / 100.0));
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}
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else {
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line_number = (int)value;
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if (line_number < 0) {
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line_number = tc->get_inner_height() + line_number;
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}
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}
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if (ec.ec_dry_run) {
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retval = "info: will move to line " + to_string(line_number);
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} else {
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tc->set_top(vis_line_t(line_number));
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retval = "";
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}
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}
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}
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return retval;
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}
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static string com_relative_goto(exec_context &ec, string cmdline, vector<string> &args)
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{
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string retval = "error: expecting line number/percentage";
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if (args.empty()) {
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}
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else if (args.size() > 1) {
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textview_curses *tc = lnav_data.ld_view_stack.back();
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int line_offset, consumed;
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float value;
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if (sscanf(args[1].c_str(), "%f%n", &value, &consumed) == 1) {
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if (args[1][consumed] == '%') {
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line_offset = (int)
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((double)tc->get_inner_height() *
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(value / 100.0));
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}
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else {
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line_offset = (int)value;
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}
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if (ec.ec_dry_run) {
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retval = "info: shifting top by " + to_string(line_offset) + " lines";
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} else {
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tc->shift_top(vis_line_t(line_offset), true);
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retval = "";
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}
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}
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}
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return retval;
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}
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static string com_mark(exec_context &ec, string cmdline, vector<string> &args)
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{
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string retval;
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if (args.empty() || lnav_data.ld_view_stack.empty()) {
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} else if (!ec.ec_dry_run) {
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textview_curses *tc = lnav_data.ld_view_stack.back();
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lnav_data.ld_last_user_mark[tc] = tc->get_top();
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tc->toggle_user_mark(&textview_curses::BM_USER,
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vis_line_t(lnav_data.ld_last_user_mark[tc]));
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tc->reload_data();
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}
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return retval;
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}
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static string com_goto_mark(exec_context &ec, string cmdline, vector<string> &args)
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{
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string retval;
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if (args.empty()) {
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args.emplace_back("mark-type");
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}
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else {
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textview_curses *tc = lnav_data.ld_view_stack.back();
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string type_name = "user";
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if (args.size() > 1) {
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type_name = args[1];
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}
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bookmark_type_t *bt = bookmark_type_t::find_type(type_name);
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if (bt == nullptr) {
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retval = "error: unknown bookmark type";
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}
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else if (!ec.ec_dry_run) {
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if (args[0] == "next-mark") {
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moveto_cluster(&bookmark_vector<vis_line_t>::next,
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bt,
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search_forward_from(tc));
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} else {
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previous_cluster(bt, tc);
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}
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lnav_data.ld_bottom_source.grep_error("");
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}
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}
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return retval;
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}
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static bool csv_needs_quoting(const string &str)
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{
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return (str.find_first_of(",\"") != string::npos);
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}
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static string csv_quote_string(const string &str)
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{
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static pcrecpp::RE csv_column_quoter("\"");
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string retval = str;
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csv_column_quoter.GlobalReplace("\"\"", &retval);
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retval.insert(0, 1, '\"');
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retval.append(1, '\"');
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return retval;
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}
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static void csv_write_string(FILE *outfile, const string &str)
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{
|
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if (csv_needs_quoting(str)) {
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string quoted_str = csv_quote_string(str);
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fprintf(outfile, "%s", quoted_str.c_str());
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}
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else {
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fprintf(outfile, "%s", str.c_str());
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}
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}
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static void yajl_writer(void *context, const char *str, size_t len)
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{
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FILE *file = (FILE *)context;
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fwrite(str, len, 1, file);
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}
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static void json_write_row(yajl_gen handle, int row)
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{
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db_label_source &dls = lnav_data.ld_db_row_source;
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yajlpp_map obj_map(handle);
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|
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for (size_t col = 0; col < dls.dls_headers.size(); col++) {
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obj_map.gen(dls.dls_headers[col].hm_name);
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|
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if (dls.dls_rows[row][col] == db_label_source::NULL_STR) {
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obj_map.gen();
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continue;
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}
|
|
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switch (dls.dls_headers[col].hm_column_type) {
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case SQLITE_FLOAT:
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case SQLITE_INTEGER:
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yajl_gen_number(handle, dls.dls_rows[row][col],
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strlen(dls.dls_rows[row][col]));
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break;
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default:
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obj_map.gen(dls.dls_rows[row][col]);
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break;
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}
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}
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}
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static string com_save_to(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
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FILE *outfile = NULL, *toclose = NULL;
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const char *mode = "";
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|
string fn, retval;
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|
bool to_term = false;
|
|
|
|
if (args.empty()) {
|
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args.emplace_back("filename");
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return "";
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|
}
|
|
|
|
if (lnav_data.ld_flags & LNF_SECURE_MODE) {
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return "error: " + args[0] + " -- unavailable in secure mode";
|
|
}
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|
|
|
if (args.size() < 2) {
|
|
return "error: expecting file name or '-' to write to the terminal";
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|
}
|
|
|
|
fn = trim(remaining_args(cmdline, args));
|
|
|
|
vector<string> split_args;
|
|
shlex lexer(fn);
|
|
scoped_resolver scopes = {
|
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&ec.ec_local_vars.top(),
|
|
&ec.ec_global_vars,
|
|
};
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|
|
|
if (!lexer.split(split_args, scopes)) {
|
|
return "error: unable to parse arguments";
|
|
}
|
|
if (split_args.size() > 1) {
|
|
return "error: more than one file name was matched";
|
|
}
|
|
|
|
if (args[0] == "append-to") {
|
|
mode = "a";
|
|
}
|
|
else {
|
|
mode = "w";
|
|
}
|
|
|
|
textview_curses * tc = lnav_data.ld_view_stack.back();
|
|
bookmark_vector<vis_line_t> &bv =
|
|
tc->get_bookmarks()[&textview_curses::BM_USER];
|
|
db_label_source &dls = lnav_data.ld_db_row_source;
|
|
db_overlay_source &dos = lnav_data.ld_db_overlay;
|
|
|
|
if (args[0] == "write-csv-to" ||
|
|
args[0] == "write-json-to" ||
|
|
args[0] == "write-cols-to") {
|
|
if (dls.dls_headers.empty()) {
|
|
return "error: no query result to write, use ';' to execute a query";
|
|
}
|
|
}
|
|
else if (args[0] != "write-raw-to") {
|
|
if (bv.empty()) {
|
|
return "error: no lines marked to write, use 'm' to mark lines";
|
|
}
|
|
}
|
|
|
|
if (ec.ec_dry_run) {
|
|
outfile = tmpfile();
|
|
toclose = outfile;
|
|
}
|
|
else if (split_args[0] == "-") {
|
|
if (lnav_data.ld_output_stack.empty()) {
|
|
outfile = stdout;
|
|
nodelay(lnav_data.ld_window, 0);
|
|
endwin();
|
|
struct termios curr_termios;
|
|
tcgetattr(1, &curr_termios);
|
|
curr_termios.c_oflag |= ONLCR|OPOST;
|
|
tcsetattr(1, TCSANOW, &curr_termios);
|
|
setvbuf(stdout, NULL, _IONBF, 0);
|
|
to_term = true;
|
|
fprintf(outfile,
|
|
"\n---------------- Press any key to exit lo-fi display "
|
|
"----------------\n\n");
|
|
}
|
|
else {
|
|
outfile = lnav_data.ld_output_stack.top();
|
|
}
|
|
if (outfile == stdout) {
|
|
lnav_data.ld_stdout_used = true;
|
|
}
|
|
}
|
|
else if ((outfile = fopen(split_args[0].c_str(), mode)) == NULL) {
|
|
return "error: unable to open file -- " + split_args[0];
|
|
}
|
|
else {
|
|
toclose = outfile;
|
|
}
|
|
|
|
if (args[0] == "write-csv-to") {
|
|
std::vector<std::vector<const char *> >::iterator row_iter;
|
|
std::vector<const char *>::iterator iter;
|
|
std::vector<db_label_source::header_meta>::iterator hdr_iter;
|
|
bool first = true;
|
|
|
|
for (hdr_iter = dls.dls_headers.begin();
|
|
hdr_iter != dls.dls_headers.end();
|
|
++hdr_iter) {
|
|
if (!first) {
|
|
fprintf(outfile, ",");
|
|
}
|
|
csv_write_string(outfile, hdr_iter->hm_name);
|
|
first = false;
|
|
}
|
|
fprintf(outfile, "\n");
|
|
|
|
for (row_iter = dls.dls_rows.begin();
|
|
row_iter != dls.dls_rows.end();
|
|
++row_iter) {
|
|
if (ec.ec_dry_run &&
|
|
distance(dls.dls_rows.begin(), row_iter) > 10) {
|
|
break;
|
|
}
|
|
|
|
first = true;
|
|
for (iter = row_iter->begin();
|
|
iter != row_iter->end();
|
|
++iter) {
|
|
if (!first) {
|
|
fprintf(outfile, ",");
|
|
}
|
|
csv_write_string(outfile, *iter);
|
|
first = false;
|
|
}
|
|
fprintf(outfile, "\n");
|
|
}
|
|
}
|
|
else if (args[0] == "write-cols-to") {
|
|
attr_line_t header_line;
|
|
|
|
dos.list_value_for_overlay(lnav_data.ld_views[LNV_DB], 0, 1, 0_vl, header_line);
|
|
fputs(header_line.get_string().c_str(), outfile);
|
|
fputc('\n', outfile);
|
|
for (size_t lpc = 0; lpc < dls.text_line_count(); lpc++) {
|
|
if (ec.ec_dry_run && lpc > 10) {
|
|
break;
|
|
}
|
|
|
|
string line;
|
|
|
|
dls.text_value_for_line(lnav_data.ld_views[LNV_DB], lpc, line,
|
|
text_sub_source::RF_RAW);
|
|
fputs(line.c_str(), outfile);
|
|
fputc('\n', outfile);
|
|
}
|
|
}
|
|
else if (args[0] == "write-json-to") {
|
|
yajl_gen handle = NULL;
|
|
|
|
if ((handle = yajl_gen_alloc(NULL)) == NULL) {
|
|
if (outfile != stdout) {
|
|
fclose(outfile);
|
|
}
|
|
return "error: unable to allocate memory";
|
|
}
|
|
else {
|
|
yajl_gen_config(handle, yajl_gen_beautify, 1);
|
|
yajl_gen_config(handle,
|
|
yajl_gen_print_callback, yajl_writer, outfile);
|
|
|
|
{
|
|
yajlpp_array root_array(handle);
|
|
|
|
for (size_t row = 0; row < dls.dls_rows.size(); row++) {
|
|
if (ec.ec_dry_run && row > 10) {
|
|
break;
|
|
}
|
|
|
|
json_write_row(handle, row);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else if (args[0] == "write-raw-to") {
|
|
if (tc == &lnav_data.ld_views[LNV_DB]) {
|
|
std::vector<std::vector<const char *> >::iterator row_iter;
|
|
std::vector<const char *>::iterator iter;
|
|
|
|
for (row_iter = dls.dls_rows.begin();
|
|
row_iter != dls.dls_rows.end();
|
|
++row_iter) {
|
|
if (ec.ec_dry_run &&
|
|
distance(dls.dls_rows.begin(), row_iter) > 10) {
|
|
break;
|
|
}
|
|
|
|
for (iter = row_iter->begin();
|
|
iter != row_iter->end();
|
|
++iter) {
|
|
fputs(*iter, outfile);
|
|
}
|
|
fprintf(outfile, "\n");
|
|
}
|
|
} else {
|
|
bool wrapped = tc->get_word_wrap();
|
|
vis_line_t orig_top = tc->get_top();
|
|
|
|
tc->set_word_wrap(to_term);
|
|
|
|
vis_line_t top = tc->get_top();
|
|
vis_line_t bottom = tc->get_bottom();
|
|
vector<attr_line_t> rows(bottom - top + 1);
|
|
|
|
tc->listview_value_for_rows(*tc, top, rows);
|
|
for (auto &al : rows) {
|
|
struct line_range lr = find_string_attr_range(
|
|
al.get_attrs(), &textview_curses::SA_ORIGINAL_LINE);
|
|
log_perror(write(STDOUT_FILENO, lr.substr(al.get_string()),
|
|
lr.sublen(al.get_string())));
|
|
log_perror(write(STDOUT_FILENO, "\n", 1));
|
|
}
|
|
|
|
tc->set_word_wrap(wrapped);
|
|
tc->set_top(orig_top);
|
|
}
|
|
}
|
|
else {
|
|
bookmark_vector<vis_line_t>::iterator iter;
|
|
size_t count = 0;
|
|
string line;
|
|
|
|
for (iter = bv.begin(); iter != bv.end(); iter++, count++) {
|
|
if (ec.ec_dry_run && count > 10) {
|
|
break;
|
|
}
|
|
tc->grep_value_for_line(*iter, line);
|
|
fprintf(outfile, "%s\n", line.c_str());
|
|
}
|
|
}
|
|
|
|
fflush(outfile);
|
|
|
|
if (to_term) {
|
|
cbreak();
|
|
getch();
|
|
refresh();
|
|
nodelay(lnav_data.ld_window, 1);
|
|
}
|
|
if (ec.ec_dry_run) {
|
|
rewind(outfile);
|
|
|
|
char buffer[32 * 1024];
|
|
size_t rc = fread(buffer, 1, sizeof(buffer), outfile);
|
|
|
|
attr_line_t al(string(buffer, rc));
|
|
|
|
lnav_data.ld_preview_source
|
|
.replace_with(al)
|
|
.set_text_format(detect_text_format(buffer, rc))
|
|
.truncate_to(10);
|
|
lnav_data.ld_preview_status_source.get_description()
|
|
.set_value("First lines of file: %s", fn.c_str());
|
|
}
|
|
if (toclose != NULL) {
|
|
fclose(toclose);
|
|
}
|
|
outfile = NULL;
|
|
|
|
return "";
|
|
}
|
|
|
|
static string com_pipe_to(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting command to execute";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("filename");
|
|
return "";
|
|
}
|
|
|
|
if (lnav_data.ld_flags & LNF_SECURE_MODE) {
|
|
return "error: " + args[0] + " -- unavailable in secure mode";
|
|
}
|
|
|
|
if (args.size() < 2) {
|
|
return retval;
|
|
}
|
|
|
|
if (ec.ec_dry_run) {
|
|
return "";
|
|
}
|
|
|
|
textview_curses * tc = lnav_data.ld_view_stack.back();
|
|
bookmark_vector<vis_line_t> &bv =
|
|
tc->get_bookmarks()[&textview_curses::BM_USER];
|
|
bool pipe_line_to = (args[0] == "pipe-line-to");
|
|
|
|
string cmd = trim(remaining_args(cmdline, args));
|
|
auto_pipe in_pipe(STDIN_FILENO);
|
|
auto_pipe out_pipe(STDOUT_FILENO);
|
|
|
|
in_pipe.open();
|
|
out_pipe.open();
|
|
|
|
pid_t child_pid = fork();
|
|
|
|
in_pipe.after_fork(child_pid);
|
|
out_pipe.after_fork(child_pid);
|
|
|
|
switch (child_pid) {
|
|
case -1:
|
|
return "error: unable to fork child process -- " + string(strerror(errno));
|
|
|
|
case 0: {
|
|
const char *args[] = {
|
|
"sh", "-c", cmd.c_str(), NULL,
|
|
};
|
|
vector<std::string> path_v = ec.ec_path_stack;
|
|
string path;
|
|
|
|
dup2(STDOUT_FILENO, STDERR_FILENO);
|
|
path_v.push_back(dotlnav_path("formats/default"));
|
|
|
|
if (pipe_line_to && tc == &lnav_data.ld_views[LNV_LOG]) {
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
log_data_helper ldh(lss);
|
|
char tmp_str[64];
|
|
|
|
ldh.parse_line(ec.ec_top_line, true);
|
|
log_format *format = ldh.ldh_file->get_format();
|
|
set<string> source_path = format->get_source_path();
|
|
path_v.insert(path_v.end(),
|
|
source_path.begin(),
|
|
source_path.end());
|
|
|
|
snprintf(tmp_str, sizeof(tmp_str), "%d", (int) ec.ec_top_line);
|
|
setenv("log_line", tmp_str, 1);
|
|
sql_strftime(tmp_str, sizeof(tmp_str), ldh.ldh_line->get_timeval());
|
|
setenv("log_time", tmp_str, 1);
|
|
setenv("log_path", ldh.ldh_file->get_filename().c_str(), 1);
|
|
for (vector<logline_value>::iterator iter = ldh.ldh_line_values.begin();
|
|
iter != ldh.ldh_line_values.end();
|
|
++iter) {
|
|
setenv(iter->lv_name.get(), iter->to_string().c_str(), 1);
|
|
}
|
|
data_parser::element_list_t::iterator iter =
|
|
ldh.ldh_parser->dp_pairs.begin();
|
|
for (size_t lpc = 0; lpc < ldh.ldh_parser->dp_pairs.size(); lpc++, ++iter) {
|
|
std::string colname = ldh.ldh_parser->get_element_string(
|
|
iter->e_sub_elements->front());
|
|
colname = ldh.ldh_namer->add_column(colname);
|
|
string val = ldh.ldh_parser->get_element_string(
|
|
iter->e_sub_elements->back());
|
|
setenv(colname.c_str(), val.c_str(), 1);
|
|
}
|
|
}
|
|
|
|
setenv("PATH", build_path(path_v).c_str(), 1);
|
|
execvp(args[0], (char *const *) args);
|
|
_exit(1);
|
|
break;
|
|
}
|
|
|
|
default:
|
|
bookmark_vector<vis_line_t>::iterator iter;
|
|
string line;
|
|
|
|
in_pipe.read_end().close_on_exec();
|
|
in_pipe.write_end().close_on_exec();
|
|
|
|
lnav_data.ld_children.push_back(child_pid);
|
|
|
|
future<string> reader;
|
|
|
|
if (out_pipe.read_end() != -1) {
|
|
reader = ec.ec_pipe_callback(ec, cmdline, out_pipe.read_end());
|
|
}
|
|
|
|
if (pipe_line_to) {
|
|
if (tc->get_inner_height() == 0) {
|
|
// Nothing to do
|
|
}
|
|
else if (tc == &lnav_data.ld_views[LNV_LOG]) {
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
content_line_t cl = lss.at(tc->get_top());
|
|
std::shared_ptr<logfile> lf = lss.find(cl);
|
|
shared_buffer_ref sbr;
|
|
lf->read_full_message(lf->message_start(lf->begin() + cl), sbr);
|
|
if (write(in_pipe.write_end(), sbr.get_data(), sbr.length()) == -1) {
|
|
return "warning: Unable to write to pipe -- " + string(strerror(errno));
|
|
}
|
|
log_perror(write(in_pipe.write_end(), "\n", 1));
|
|
}
|
|
else {
|
|
tc->grep_value_for_line(tc->get_top(), line);
|
|
if (write(in_pipe.write_end(), line.c_str(), line.size()) == -1) {
|
|
return "warning: Unable to write to pipe -- " + string(strerror(errno));
|
|
}
|
|
log_perror(write(in_pipe.write_end(), "\n", 1));
|
|
}
|
|
}
|
|
else {
|
|
for (iter = bv.begin(); iter != bv.end(); iter++) {
|
|
tc->grep_value_for_line(*iter, line);
|
|
if (write(in_pipe.write_end(), line.c_str(), line.size()) == -1) {
|
|
return "warning: Unable to write to pipe -- " + string(strerror(errno));
|
|
}
|
|
log_perror(write(in_pipe.write_end(), "\n", 1));
|
|
}
|
|
}
|
|
|
|
in_pipe.write_end().reset();
|
|
|
|
if (reader.valid()) {
|
|
retval = reader.get();
|
|
}
|
|
else {
|
|
retval = "";
|
|
}
|
|
break;
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_highlight(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting regular expression to highlight";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("filter");
|
|
}
|
|
else if (args.size() > 1) {
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
textview_curses::highlight_map_t &hm = tc->get_highlights();
|
|
const char *errptr;
|
|
auto_mem<pcre> code;
|
|
int eoff;
|
|
|
|
args[1] = remaining_args(cmdline, args);
|
|
if (hm.find(args[1]) != hm.end()) {
|
|
retval = "error: highlight already exists";
|
|
}
|
|
else if ((code = pcre_compile(args[1].c_str(),
|
|
PCRE_CASELESS,
|
|
&errptr,
|
|
&eoff,
|
|
NULL)) == NULL) {
|
|
retval = "error: " + string(errptr);
|
|
}
|
|
else {
|
|
highlighter hl(code.release());
|
|
attr_t hl_attrs = view_colors::singleton().attrs_for_ident(args[1]);
|
|
|
|
if (ec.ec_dry_run) {
|
|
hl_attrs |= A_BLINK;
|
|
}
|
|
|
|
hl.with_attrs(hl_attrs);
|
|
|
|
if (ec.ec_dry_run) {
|
|
hm["$preview"] = hl;
|
|
|
|
lnav_data.ld_preview_status_source.get_description()
|
|
.set_value("Matches are highlighted in the view");
|
|
|
|
retval = "";
|
|
} else {
|
|
hm[args[1]] = hl;
|
|
|
|
if (lnav_data.ld_rl_view != NULL) {
|
|
lnav_data.ld_rl_view->add_possibility(
|
|
LNM_COMMAND, "highlight", args[1]);
|
|
}
|
|
|
|
retval = "info: highlight pattern now active";
|
|
}
|
|
tc->reload_data();
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_clear_highlight(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting highlight expression to clear";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("highlight");
|
|
}
|
|
else if (args.size() > 1 && args[1][0] != '$') {
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
textview_curses::highlight_map_t &hm = tc->get_highlights();
|
|
textview_curses::highlight_map_t::iterator hm_iter;
|
|
|
|
args[1] = remaining_args(cmdline, args);
|
|
hm_iter = hm.find(args[1]);
|
|
if (hm_iter == hm.end()) {
|
|
retval = "error: highlight does not exist";
|
|
}
|
|
else if (ec.ec_dry_run) {
|
|
retval = "";
|
|
}
|
|
else {
|
|
hm.erase(hm_iter);
|
|
retval = "info: highlight pattern cleared";
|
|
tc->reload_data();
|
|
|
|
if (lnav_data.ld_rl_view != NULL) {
|
|
lnav_data.ld_rl_view->rem_possibility(
|
|
LNM_COMMAND, "highlight", args[1]);
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_help(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval;
|
|
|
|
if (args.empty()) {}
|
|
else if (!ec.ec_dry_run) {
|
|
ensure_view(&lnav_data.ld_views[LNV_HELP]);
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
class pcre_filter
|
|
: public text_filter {
|
|
public:
|
|
pcre_filter(type_t type, const string id, size_t index, pcre *code)
|
|
: text_filter(type, id, index),
|
|
pf_pcre(code) { };
|
|
|
|
~pcre_filter() override { };
|
|
|
|
bool matches(const logfile &lf, const logline &ll, shared_buffer_ref &line) override {
|
|
pcre_context_static<30> pc;
|
|
pcre_input pi(line.get_data(), 0, line.length());
|
|
|
|
return this->pf_pcre.match(pc, pi);
|
|
};
|
|
|
|
std::string to_command(void) override {
|
|
return (this->lf_type == text_filter::INCLUDE ?
|
|
"filter-in " : "filter-out ") +
|
|
this->lf_id;
|
|
};
|
|
|
|
protected:
|
|
pcrepp pf_pcre;
|
|
};
|
|
|
|
static string com_enable_filter(exec_context &ec, string cmdline, vector<string> &args);
|
|
|
|
static string com_filter(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting regular expression to filter out";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("filter");
|
|
}
|
|
else if (args.size() > 1) {
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
text_sub_source *tss = tc->get_sub_source();
|
|
filter_stack &fs = tss->get_filters();
|
|
const char *errptr;
|
|
auto_mem<pcre> code;
|
|
int eoff;
|
|
|
|
args[1] = remaining_args(cmdline, args);
|
|
if (fs.get_filter(args[1]) != NULL) {
|
|
retval = com_enable_filter(ec, cmdline, args);
|
|
}
|
|
else if (fs.full()) {
|
|
retval = "error: filter limit reached, try combining "
|
|
"filters with a pipe symbol (e.g. foo|bar)";
|
|
}
|
|
else if ((code = pcre_compile(args[1].c_str(),
|
|
PCRE_CASELESS,
|
|
&errptr,
|
|
&eoff,
|
|
nullptr)) == NULL) {
|
|
retval = "error: " + string(errptr);
|
|
}
|
|
else if (ec.ec_dry_run) {
|
|
if (args[0] == "filter-in" && !fs.empty()) {
|
|
lnav_data.ld_preview_status_source.get_description()
|
|
.set_value("Match preview for :filter-in only works if there are no other filters");
|
|
} else {
|
|
textview_curses::highlight_map_t &hm = tc->get_highlights();
|
|
highlighter hl(code.release());
|
|
int color;
|
|
|
|
if (args[0] == "filter-out") {
|
|
color = COLOR_RED;
|
|
} else {
|
|
color = COLOR_GREEN;
|
|
}
|
|
hl.with_attrs(
|
|
view_colors::ansi_color_pair(COLOR_BLACK, color) | A_BLINK);
|
|
|
|
hm["$preview"] = hl;
|
|
tc->reload_data();
|
|
|
|
lnav_data.ld_preview_status_source.get_description()
|
|
.set_value(
|
|
"Matches are highlighted in %s in the text view",
|
|
color == COLOR_RED ? "red" : "green");
|
|
|
|
retval = "";
|
|
}
|
|
}
|
|
else {
|
|
text_filter::type_t lt = (args[0] == "filter-out") ?
|
|
text_filter::EXCLUDE :
|
|
text_filter::INCLUDE;
|
|
auto pf = make_shared<pcre_filter>(lt, args[1], fs.next_index(), code.release());
|
|
lnav_view_t view_index = lnav_view_t(tc - lnav_data.ld_views);
|
|
|
|
log_debug("%s [%d] %s", args[0].c_str(), pf->get_index(), args[1].c_str());
|
|
fs.add_filter(pf);
|
|
tss->text_filters_changed();
|
|
redo_search(view_index);
|
|
if (lnav_data.ld_rl_view != NULL) {
|
|
lnav_data.ld_rl_view->add_possibility(
|
|
LNM_COMMAND, "enabled-filter", args[1]);
|
|
}
|
|
|
|
retval = "info: filter now active";
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_delete_filter(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting a filter to delete";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("all-filters");
|
|
}
|
|
else if (args.size() > 1) {
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
text_sub_source *tss = tc->get_sub_source();
|
|
filter_stack &fs = tss->get_filters();
|
|
|
|
args[1] = remaining_args(cmdline, args);
|
|
if (fs.delete_filter(args[1])) {
|
|
retval = "info: deleted filter";
|
|
tss->text_filters_changed();
|
|
redo_search(lnav_view_t(tc - lnav_data.ld_views));
|
|
}
|
|
else {
|
|
retval = "error: unknown filter -- " + args[1];
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_enable_filter(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting disabled filter to enable";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("disabled-filter");
|
|
}
|
|
else if (args.size() > 1) {
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
text_sub_source *tss = tc->get_sub_source();
|
|
filter_stack &fs = tss->get_filters();
|
|
shared_ptr<text_filter> lf;
|
|
|
|
args[1] = remaining_args(cmdline, args);
|
|
lf = fs.get_filter(args[1]);
|
|
if (lf == NULL) {
|
|
retval = "error: no such filter -- " + args[1];
|
|
}
|
|
else if (lf->is_enabled()) {
|
|
retval = "info: filter already enabled";
|
|
}
|
|
else if (ec.ec_dry_run) {
|
|
retval = "";
|
|
}
|
|
else {
|
|
fs.set_filter_enabled(lf, true);
|
|
tss->text_filters_changed();
|
|
redo_search(lnav_view_t(tc - lnav_data.ld_views));
|
|
retval = "info: filter enabled";
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_disable_filter(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting enabled filter to disable";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("enabled-filter");
|
|
}
|
|
else if (args.size() > 1) {
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
text_sub_source *tss = tc->get_sub_source();
|
|
filter_stack &fs = tss->get_filters();
|
|
shared_ptr<text_filter> lf;
|
|
|
|
args[1] = remaining_args(cmdline, args);
|
|
lf = fs.get_filter(args[1]);
|
|
if (lf == NULL) {
|
|
retval = "error: no such filter -- " + args[1];
|
|
}
|
|
else if (!lf->is_enabled()) {
|
|
retval = "info: filter already disabled";
|
|
}
|
|
else if (ec.ec_dry_run) {
|
|
retval = "";
|
|
}
|
|
else {
|
|
fs.set_filter_enabled(lf, false);
|
|
tss->text_filters_changed();
|
|
redo_search(lnav_view_t(tc - lnav_data.ld_views));
|
|
retval = "info: filter disabled";
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_enable_word_wrap(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval;
|
|
|
|
if (args.empty()) {
|
|
|
|
}
|
|
else if (!ec.ec_dry_run) {
|
|
lnav_data.ld_views[LNV_LOG].set_word_wrap(true);
|
|
lnav_data.ld_views[LNV_TEXT].set_word_wrap(true);
|
|
lnav_data.ld_views[LNV_PRETTY].set_word_wrap(true);
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_disable_word_wrap(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval;
|
|
|
|
if (args.empty()) {
|
|
|
|
}
|
|
else if (!ec.ec_dry_run) {
|
|
lnav_data.ld_views[LNV_LOG].set_word_wrap(false);
|
|
lnav_data.ld_views[LNV_TEXT].set_word_wrap(false);
|
|
lnav_data.ld_views[LNV_PRETTY].set_word_wrap(false);
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static std::set<string> custom_logline_tables;
|
|
|
|
static string com_create_logline_table(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting a table name";
|
|
|
|
if (args.empty()) {}
|
|
else if (args.size() == 2) {
|
|
textview_curses &log_view = lnav_data.ld_views[LNV_LOG];
|
|
|
|
if (log_view.get_inner_height() == 0) {
|
|
retval = "error: no log data available";
|
|
}
|
|
else {
|
|
vis_line_t vl = log_view.get_top();
|
|
content_line_t cl = lnav_data.ld_log_source.at_base(vl);
|
|
log_data_table *ldt = new log_data_table(cl, intern_string::lookup(args[1]));
|
|
|
|
if (ec.ec_dry_run) {
|
|
attr_line_t al(ldt->get_table_statement());
|
|
|
|
lnav_data.ld_preview_status_source.get_description()
|
|
.set_value("The following table will be created:");
|
|
lnav_data.ld_preview_source.replace_with(al)
|
|
.set_text_format(TF_SQL);
|
|
|
|
delete ldt;
|
|
|
|
return "";
|
|
}
|
|
else {
|
|
string errmsg;
|
|
|
|
errmsg = lnav_data.ld_vtab_manager->register_vtab(ldt);
|
|
if (errmsg.empty()) {
|
|
custom_logline_tables.insert(args[1]);
|
|
if (lnav_data.ld_rl_view != NULL) {
|
|
lnav_data.ld_rl_view->add_possibility(LNM_COMMAND,
|
|
"custom-table",
|
|
args[1]);
|
|
}
|
|
retval = "info: created new log table -- " + args[1];
|
|
} else {
|
|
delete ldt;
|
|
retval = "error: unable to create table -- " + errmsg;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_delete_logline_table(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting a table name";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("custom-table");
|
|
}
|
|
else if (args.size() == 2) {
|
|
if (custom_logline_tables.find(args[1]) == custom_logline_tables.end()) {
|
|
return "error: unknown logline table -- " + args[1];
|
|
}
|
|
|
|
if (ec.ec_dry_run) {
|
|
return "";
|
|
}
|
|
|
|
string rc = lnav_data.ld_vtab_manager->unregister_vtab(
|
|
intern_string::lookup(args[1]));
|
|
|
|
if (rc.empty()) {
|
|
if (lnav_data.ld_rl_view != NULL) {
|
|
lnav_data.ld_rl_view->rem_possibility(LNM_COMMAND,
|
|
"custom-table",
|
|
args[1]);
|
|
}
|
|
retval = "info: deleted logline table";
|
|
}
|
|
else {
|
|
retval = "error: " + rc;
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static std::set<string> custom_search_tables;
|
|
|
|
static string com_create_search_table(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting a table name";
|
|
|
|
if (args.empty()) {
|
|
|
|
}
|
|
else if (args.size() >= 2) {
|
|
log_search_table *lst;
|
|
auto_mem<pcre> code;
|
|
const char *errptr;
|
|
string regex;
|
|
int eoff;
|
|
|
|
if (args.size() >= 3) {
|
|
regex = remaining_args(cmdline, args, 2);
|
|
}
|
|
else {
|
|
regex = lnav_data.ld_last_search[LNV_LOG];
|
|
}
|
|
|
|
if ((code = pcre_compile(regex.c_str(),
|
|
PCRE_CASELESS,
|
|
&errptr,
|
|
&eoff,
|
|
NULL)) == NULL) {
|
|
return "error: " + string(errptr);
|
|
}
|
|
|
|
try {
|
|
lst = new log_search_table(regex.c_str(),
|
|
intern_string::lookup(args[1]));
|
|
} catch (pcrepp::error &e) {
|
|
return "error: unable to compile regex -- " + regex;
|
|
}
|
|
|
|
if (ec.ec_dry_run) {
|
|
textview_curses *tc = &lnav_data.ld_views[LNV_LOG];
|
|
textview_curses::highlight_map_t &hm = tc->get_highlights();
|
|
view_colors &vc = view_colors::singleton();
|
|
highlighter hl(code.release());
|
|
|
|
hl.with_attrs(
|
|
vc.ansi_color_pair(COLOR_BLACK, COLOR_CYAN) | A_BLINK);
|
|
|
|
hm["$preview"] = hl;
|
|
tc->reload_data();
|
|
|
|
attr_line_t al(lst->get_table_statement());
|
|
|
|
lnav_data.ld_preview_status_source.get_description()
|
|
.set_value("The following table will be created:");
|
|
|
|
lnav_data.ld_preview_source.replace_with(al)
|
|
.set_text_format(TF_SQL);
|
|
|
|
return "";
|
|
}
|
|
|
|
string errmsg;
|
|
|
|
errmsg = lnav_data.ld_vtab_manager->register_vtab(lst);
|
|
if (errmsg.empty()) {
|
|
custom_search_tables.insert(args[1]);
|
|
if (lnav_data.ld_rl_view != NULL) {
|
|
lnav_data.ld_rl_view->add_possibility(LNM_COMMAND,
|
|
"search-table",
|
|
args[1]);
|
|
}
|
|
retval = "info: created new search table -- " + args[1];
|
|
}
|
|
else {
|
|
delete lst;
|
|
retval = "error: unable to create table -- " + errmsg;
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_delete_search_table(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting a table name";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("search-table");
|
|
}
|
|
else if (args.size() == 2) {
|
|
if (custom_search_tables.find(args[1]) == custom_search_tables.end()) {
|
|
return "error: unknown search table -- " + args[1];
|
|
}
|
|
|
|
if (ec.ec_dry_run) {
|
|
return "";
|
|
}
|
|
|
|
string rc = lnav_data.ld_vtab_manager->unregister_vtab(
|
|
intern_string::lookup(args[1]));
|
|
|
|
if (rc.empty()) {
|
|
if (lnav_data.ld_rl_view != NULL) {
|
|
lnav_data.ld_rl_view->rem_possibility(LNM_COMMAND,
|
|
"search-table",
|
|
args[1]);
|
|
}
|
|
retval = "info: deleted search table";
|
|
}
|
|
else {
|
|
retval = "error: " + rc;
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_session(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting a command to save to the session file";
|
|
|
|
if (args.empty()) {}
|
|
else if (ec.ec_dry_run) {
|
|
retval = "";
|
|
}
|
|
else if (args.size() >= 2) {
|
|
/* XXX put these in a map */
|
|
if (args[1] != "highlight" &&
|
|
args[1] != "enable-word-wrap" &&
|
|
args[1] != "disable-word-wrap" &&
|
|
args[1] != "filter-in" &&
|
|
args[1] != "filter-out" &&
|
|
args[1] != "enable-filter" &&
|
|
args[1] != "disable-filter") {
|
|
retval = "error: only the highlight, filter, and word-wrap commands are "
|
|
"supported";
|
|
}
|
|
else if (getenv("HOME") == NULL) {
|
|
retval = "error: the HOME environment variable is not set";
|
|
}
|
|
else {
|
|
string old_file_name, new_file_name;
|
|
string saved_cmd;
|
|
|
|
saved_cmd = trim(remaining_args(cmdline, args));
|
|
|
|
old_file_name = dotlnav_path("session");
|
|
new_file_name = dotlnav_path("session.tmp");
|
|
|
|
ifstream session_file(old_file_name.c_str());
|
|
ofstream new_session_file(new_file_name.c_str());
|
|
|
|
if (!new_session_file) {
|
|
retval = "error: cannot write to session file";
|
|
}
|
|
else {
|
|
bool added = false;
|
|
string line;
|
|
|
|
if (session_file.is_open()) {
|
|
while (getline(session_file, line)) {
|
|
if (line == saved_cmd) {
|
|
added = true;
|
|
break;
|
|
}
|
|
new_session_file << line << endl;
|
|
}
|
|
}
|
|
if (!added) {
|
|
new_session_file << saved_cmd << endl;
|
|
|
|
log_perror(rename(new_file_name.c_str(),
|
|
old_file_name.c_str()));
|
|
}
|
|
else {
|
|
log_perror(remove(new_file_name.c_str()));
|
|
}
|
|
|
|
retval = "info: session file saved";
|
|
}
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_open(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting file name to open";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("filename");
|
|
return "";
|
|
}
|
|
else if (lnav_data.ld_flags & LNF_SECURE_MODE) {
|
|
return "error: " + args[0] + " -- unavailable in secure mode";
|
|
}
|
|
else if (args.size() < 2) {
|
|
return retval;
|
|
}
|
|
|
|
vector<string> word_exp;
|
|
size_t colon_index;
|
|
string pat;
|
|
|
|
pat = trim(remaining_args(cmdline, args));
|
|
|
|
vector<string> split_args;
|
|
shlex lexer(pat);
|
|
scoped_resolver scopes = {
|
|
&ec.ec_local_vars.top(),
|
|
&ec.ec_global_vars,
|
|
};
|
|
|
|
if (!lexer.split(split_args, scopes)) {
|
|
return "error: unable to parse arguments";
|
|
}
|
|
|
|
map<string, logfile_open_options> file_names;
|
|
vector<pair<string, int>> files_to_front;
|
|
vector<string> closed_files;
|
|
|
|
for (size_t lpc = 0; lpc < split_args.size(); lpc++) {
|
|
string fn = split_args[lpc];
|
|
int top = 0;
|
|
|
|
if (startswith(fn, "pt:")) {
|
|
if (!ec.ec_dry_run) {
|
|
lnav_data.ld_pt_search = fn;
|
|
|
|
refresh_pt_search();
|
|
}
|
|
continue;
|
|
}
|
|
|
|
if (access(fn.c_str(), R_OK) != 0 &&
|
|
(colon_index = fn.rfind(':')) != string::npos) {
|
|
if (sscanf(&fn.c_str()[colon_index + 1], "%d", &top) == 1) {
|
|
fn = fn.substr(0, colon_index);
|
|
}
|
|
}
|
|
|
|
auto file_iter = lnav_data.ld_files.begin();
|
|
for (; file_iter != lnav_data.ld_files.end(); ++file_iter) {
|
|
auto lf = *file_iter;
|
|
|
|
if (lf->get_filename() == fn) {
|
|
if (lf->get_format() != NULL) {
|
|
retval = "info: log file already loaded";
|
|
break;
|
|
}
|
|
else {
|
|
files_to_front.push_back(make_pair(fn, top));
|
|
retval = "";
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (file_iter == lnav_data.ld_files.end()) {
|
|
logfile_open_options default_loo;
|
|
auto_mem<char> abspath;
|
|
struct stat st;
|
|
|
|
if (is_url(fn.c_str())) {
|
|
#ifndef HAVE_LIBCURL
|
|
retval = "error: lnav was not compiled with libcurl";
|
|
#else
|
|
if (!ec.ec_dry_run) {
|
|
auto_ptr<url_loader> ul(new url_loader(fn));
|
|
|
|
lnav_data.ld_file_names[fn]
|
|
.with_fd(ul->copy_fd());
|
|
lnav_data.ld_curl_looper.add_request(ul.release());
|
|
lnav_data.ld_files_to_front.push_back(make_pair(fn, top));
|
|
retval = "info: opened URL";
|
|
} else {
|
|
retval = "";
|
|
}
|
|
#endif
|
|
}
|
|
else if (is_glob(fn.c_str())) {
|
|
file_names[fn] = default_loo;
|
|
retval = "info: watching -- " + fn;
|
|
}
|
|
else if (stat(fn.c_str(), &st) == -1) {
|
|
retval = ("error: cannot stat file: " + fn + " -- "
|
|
+ strerror(errno));
|
|
}
|
|
else if (S_ISFIFO(st.st_mode)) {
|
|
auto_fd fifo_fd;
|
|
|
|
if ((fifo_fd = open(fn.c_str(), O_RDONLY)) == -1) {
|
|
retval = "error: cannot open FIFO: " + fn + " -- "
|
|
+ strerror(errno);
|
|
} else if (ec.ec_dry_run) {
|
|
retval = "";
|
|
} else {
|
|
auto fifo_piper = make_shared<piper_proc>(
|
|
fifo_fd.release(), false);
|
|
int fifo_out_fd = fifo_piper->get_fd();
|
|
char desc[128];
|
|
|
|
snprintf(desc, sizeof(desc),
|
|
"FIFO [%d]",
|
|
lnav_data.ld_fifo_counter++);
|
|
lnav_data.ld_file_names[desc]
|
|
.with_fd(fifo_out_fd);
|
|
lnav_data.ld_pipers.push_back(fifo_piper);
|
|
}
|
|
}
|
|
else if ((abspath = realpath(fn.c_str(), NULL)) == NULL) {
|
|
retval = "error: cannot find file";
|
|
}
|
|
else if (S_ISDIR(st.st_mode)) {
|
|
string dir_wild(abspath.in());
|
|
|
|
if (dir_wild[dir_wild.size() - 1] == '/') {
|
|
dir_wild.resize(dir_wild.size() - 1);
|
|
}
|
|
file_names[dir_wild + "/*"] = default_loo;
|
|
retval = "info: watching -- " + dir_wild;
|
|
}
|
|
else if (!S_ISREG(st.st_mode)) {
|
|
retval = "error: not a regular file or directory";
|
|
}
|
|
else if (access(fn.c_str(), R_OK) == -1) {
|
|
retval = (string("error: cannot read file -- ") +
|
|
strerror(errno));
|
|
}
|
|
else {
|
|
fn = abspath.in();
|
|
file_names[fn] = default_loo;
|
|
retval = "info: opened -- " + fn;
|
|
files_to_front.push_back(make_pair(fn, top));
|
|
|
|
closed_files.push_back(fn);
|
|
if (lnav_data.ld_rl_view != NULL) {
|
|
lnav_data.ld_rl_view->set_alt_value(HELP_MSG_1(
|
|
X, "to close the file"));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (ec.ec_dry_run) {
|
|
lnav_data.ld_preview_source.clear();
|
|
if (!file_names.empty()) {
|
|
auto iter = file_names.begin();
|
|
string fn = iter->first;
|
|
auto_fd preview_fd;
|
|
|
|
if (is_glob(fn.c_str())) {
|
|
static_root_mem<glob_t, globfree> gl;
|
|
|
|
if (glob(fn.c_str(), GLOB_NOCHECK, NULL, gl.inout()) == 0) {
|
|
attr_line_t al;
|
|
|
|
for (size_t lpc = 0; lpc < gl->gl_pathc && lpc < 10; lpc++) {
|
|
al.append(gl->gl_pathv[lpc])
|
|
.append("\n");
|
|
}
|
|
if (gl->gl_pathc > 10) {
|
|
al.append(" ... ")
|
|
.append(to_string(gl->gl_pathc - 10),
|
|
&view_curses::VC_STYLE,
|
|
A_BOLD)
|
|
.append(" files not shown ...");
|
|
}
|
|
lnav_data.ld_preview_status_source.get_description()
|
|
.set_value("The following files will be loaded:");
|
|
lnav_data.ld_preview_source.replace_with(al);
|
|
} else {
|
|
retval = "error: failed to evaluate glob -- " + fn;
|
|
}
|
|
}
|
|
else if ((preview_fd = open(fn.c_str(), O_RDONLY)) == -1) {
|
|
retval = "error: unable to open file: " + fn + " -- " +
|
|
strerror(errno);
|
|
}
|
|
else {
|
|
char buffer[32 * 1024];
|
|
ssize_t rc;
|
|
|
|
rc = read(preview_fd, buffer, sizeof(buffer));
|
|
|
|
attr_line_t al(string(buffer, rc));
|
|
|
|
lnav_data.ld_preview_source
|
|
.replace_with(al)
|
|
.set_text_format(detect_text_format(buffer, rc))
|
|
.truncate_to(10);
|
|
lnav_data.ld_preview_status_source.get_description()
|
|
.set_value("For file: %s", fn.c_str());
|
|
}
|
|
}
|
|
} else {
|
|
lnav_data.ld_files_to_front.insert(
|
|
lnav_data.ld_files_to_front.end(),
|
|
files_to_front.begin(),
|
|
files_to_front.end());
|
|
lnav_data.ld_file_names.insert(file_names.begin(), file_names.end());
|
|
for (const auto &fn : closed_files) {
|
|
lnav_data.ld_closed_files.erase(fn);
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_close(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: close must be run in the log or text file views";
|
|
|
|
if (args.empty()) {
|
|
|
|
}
|
|
else {
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
string fn;
|
|
|
|
if (tc == &lnav_data.ld_views[LNV_TEXT]) {
|
|
textfile_sub_source &tss = lnav_data.ld_text_source;
|
|
|
|
if (tss.empty()) {
|
|
retval = "error: no text files are opened";
|
|
}
|
|
else {
|
|
fn = tss.current_file()->get_filename();
|
|
tss.current_file()->close();
|
|
|
|
if (tss.size() == 1) {
|
|
lnav_data.ld_view_stack.pop_back();
|
|
}
|
|
}
|
|
}
|
|
else if (tc == &lnav_data.ld_views[LNV_LOG]) {
|
|
if (tc->get_inner_height() == 0) {
|
|
retval = "error: no log files loaded";
|
|
}
|
|
else {
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
vis_line_t vl = tc->get_top();
|
|
content_line_t cl = lss.at(vl);
|
|
std::shared_ptr<logfile> lf = lss.find(cl);
|
|
|
|
fn = lf->get_filename();
|
|
lf->close();
|
|
}
|
|
}
|
|
if (!fn.empty()) {
|
|
if (ec.ec_dry_run) {
|
|
retval = "";
|
|
}
|
|
else {
|
|
if (is_url(fn.c_str())) {
|
|
lnav_data.ld_curl_looper.close_request(fn);
|
|
}
|
|
lnav_data.ld_file_names.erase(fn);
|
|
lnav_data.ld_closed_files.insert(fn);
|
|
retval = "info: closed -- " + fn;
|
|
}
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_comment(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting some comment text";
|
|
|
|
if (args.empty()) {
|
|
return "";
|
|
}
|
|
else if (args.size() > 1) {
|
|
if (ec.ec_dry_run) {
|
|
return "";
|
|
}
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
|
|
if (tc != &lnav_data.ld_views[LNV_LOG]) {
|
|
return "error: The :comment command only works in the log view";
|
|
}
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
std::map<content_line_t, bookmark_metadata> &bm = lss.get_user_bookmark_metadata();
|
|
|
|
args[1] = trim(remaining_args(cmdline, args));
|
|
|
|
tc->set_user_mark(&textview_curses::BM_META, tc->get_top(), true);
|
|
|
|
bookmark_metadata &line_meta = bm[lss.at(tc->get_top())];
|
|
|
|
line_meta.bm_comment = args[1];
|
|
|
|
retval = "info: comment added to line";
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_clear_comment(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval;
|
|
|
|
if (args.empty()) {
|
|
return "";
|
|
}
|
|
else if (ec.ec_dry_run) {
|
|
return "";
|
|
} else {
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
|
|
if (tc != &lnav_data.ld_views[LNV_LOG]) {
|
|
return "error: The :clear-comment command only works in the log view";
|
|
}
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
std::map<content_line_t, bookmark_metadata> &bm = lss.get_user_bookmark_metadata();
|
|
|
|
auto iter = bm.find(lss.at(tc->get_top()));
|
|
if (iter != bm.end()) {
|
|
bookmark_metadata &line_meta = iter->second;
|
|
|
|
line_meta.bm_comment.clear();
|
|
if (line_meta.empty()) {
|
|
bm.erase(iter);
|
|
tc->set_user_mark(&textview_curses::BM_META, tc->get_top(), false);
|
|
}
|
|
|
|
retval = "info: cleared comment";
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_tag(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting one or more tags";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("tag");
|
|
return "";
|
|
}
|
|
else if (args.size() > 1) {
|
|
if (ec.ec_dry_run) {
|
|
return "";
|
|
}
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
|
|
if (tc != &lnav_data.ld_views[LNV_LOG]) {
|
|
return "error: The :tag command only works in the log view";
|
|
}
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
std::map<content_line_t, bookmark_metadata> &bm = lss.get_user_bookmark_metadata();
|
|
|
|
tc->set_user_mark(&textview_curses::BM_META, tc->get_top(), true);
|
|
bookmark_metadata &line_meta = bm[lss.at(tc->get_top())];
|
|
for (int lpc = 1; lpc < args.size(); lpc++) {
|
|
string tag = args[lpc];
|
|
|
|
if (!startswith(tag, "#")) {
|
|
tag = "#" + tag;
|
|
}
|
|
bookmark_metadata::KNOWN_TAGS.insert(tag);
|
|
line_meta.add_tag(tag);
|
|
}
|
|
|
|
retval = "info: tag(s) added to line";
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_untag(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting one or more tags";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("line-tags");
|
|
return "";
|
|
}
|
|
else if (args.size() > 1) {
|
|
if (ec.ec_dry_run) {
|
|
return "";
|
|
}
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
|
|
if (tc != &lnav_data.ld_views[LNV_LOG]) {
|
|
return "error: The :untag command only works in the log view";
|
|
}
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
std::map<content_line_t, bookmark_metadata> &bm = lss.get_user_bookmark_metadata();
|
|
|
|
auto iter = bm.find(lss.at(tc->get_top()));
|
|
if (iter != bm.end()) {
|
|
bookmark_metadata &line_meta = iter->second;
|
|
|
|
for (int lpc = 1; lpc < args.size(); lpc++) {
|
|
string tag = args[lpc];
|
|
|
|
if (!startswith(tag, "#")) {
|
|
tag = "#" + tag;
|
|
}
|
|
line_meta.remove_tag(tag);
|
|
}
|
|
if (line_meta.empty()) {
|
|
tc->set_user_mark(&textview_curses::BM_META, tc->get_top(), false);
|
|
}
|
|
}
|
|
|
|
retval = "info: tag(s) removed from line";
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_delete_tags(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting one or more tags";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("tag");
|
|
return "";
|
|
}
|
|
else if (args.size() > 1) {
|
|
if (ec.ec_dry_run) {
|
|
return "";
|
|
}
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
|
|
if (tc != &lnav_data.ld_views[LNV_LOG]) {
|
|
return "error: The :delete-tag command only works in the log view";
|
|
}
|
|
|
|
set<string> &known_tags = bookmark_metadata::KNOWN_TAGS;
|
|
vector<string> tags;
|
|
|
|
for (int lpc = 1; lpc < args.size(); lpc++) {
|
|
string tag = args[lpc];
|
|
|
|
if (!startswith(tag, "#")) {
|
|
tag = "#" + tag;
|
|
}
|
|
if (known_tags.find(tag) == known_tags.end()) {
|
|
return "error: Unknown tag -- " + tag;
|
|
}
|
|
|
|
tags.emplace_back(tag);
|
|
known_tags.erase(tag);
|
|
}
|
|
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
bookmark_vector<vis_line_t> &vbm = tc->get_bookmarks()[&textview_curses::BM_META];
|
|
std::map<content_line_t, bookmark_metadata> &bm = lss.get_user_bookmark_metadata();
|
|
|
|
for (auto iter = vbm.begin(); iter != vbm.end();) {
|
|
content_line_t cl = lss.at(*iter);
|
|
auto line_meta = bm.find(cl);
|
|
|
|
if (line_meta == bm.end()) {
|
|
++iter;
|
|
continue;
|
|
}
|
|
|
|
for (const auto &tag : tags) {
|
|
line_meta->second.remove_tag(tag);
|
|
}
|
|
|
|
if (line_meta->second.empty()) {
|
|
size_t off = distance(vbm.begin(), iter);
|
|
|
|
tc->set_user_mark(&textview_curses::BM_META, *iter, false);
|
|
iter = next(vbm.begin(), off);
|
|
} else {
|
|
++iter;
|
|
}
|
|
}
|
|
|
|
retval = "info: deleted tag(s)";
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_partition_name(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting partition name";
|
|
|
|
if (args.empty()) {
|
|
return "";
|
|
}
|
|
else if (args.size() > 1) {
|
|
if (ec.ec_dry_run) {
|
|
retval = "";
|
|
}
|
|
else {
|
|
textview_curses &tc = lnav_data.ld_views[LNV_LOG];
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
std::map<content_line_t, bookmark_metadata> &bm = lss.get_user_bookmark_metadata();
|
|
|
|
args[1] = trim(remaining_args(cmdline, args));
|
|
|
|
tc.set_user_mark(&textview_curses::BM_META, tc.get_top(), true);
|
|
|
|
bookmark_metadata &line_meta = bm[lss.at(tc.get_top())];
|
|
|
|
line_meta.bm_name = args[1];
|
|
retval = "info: name set for partition";
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_clear_partition(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval;
|
|
|
|
if (args.empty()) {
|
|
return "";
|
|
}
|
|
else if (args.size() == 1) {
|
|
textview_curses &tc = lnav_data.ld_views[LNV_LOG];
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
bookmark_vector<vis_line_t> &bv = tc.get_bookmarks()[
|
|
&textview_curses::BM_META];
|
|
std::map<content_line_t, bookmark_metadata> &bm = lss.get_user_bookmark_metadata();
|
|
vis_line_t part_start;
|
|
|
|
if (binary_search(bv.begin(), bv.end(), tc.get_top())) {
|
|
part_start = tc.get_top();
|
|
}
|
|
else {
|
|
part_start = bv.prev(tc.get_top());
|
|
}
|
|
if (part_start == -1) {
|
|
retval = "error: top line is not in a partition";
|
|
}
|
|
else if (!ec.ec_dry_run) {
|
|
content_line_t cl = lss.at(part_start);
|
|
bookmark_metadata &line_meta = bm[cl];
|
|
|
|
line_meta.bm_name.clear();
|
|
if (line_meta.empty()) {
|
|
tc.set_user_mark(&textview_curses::BM_META, part_start, false);
|
|
}
|
|
|
|
retval = "info: cleared partition name";
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_pt_time(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting a time value";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("move-time");
|
|
retval = "";
|
|
}
|
|
else if (args.size() == 1) {
|
|
char ftime[64];
|
|
|
|
if (args[0] == "pt-min-time") {
|
|
if (lnav_data.ld_pt_min_time == 0) {
|
|
retval = "info: minimum time is not set, pass a time value to this command to set it";
|
|
}
|
|
else {
|
|
ctime_r(&lnav_data.ld_pt_min_time, ftime);
|
|
retval = "info: papertrail minimum time is " + string(ftime);
|
|
}
|
|
}
|
|
if (args[0] == "pt-max-time") {
|
|
if (lnav_data.ld_pt_max_time == 0) {
|
|
retval = "info: maximum time is not set, pass a time value to this command to set it";
|
|
}
|
|
else {
|
|
ctime_r(&lnav_data.ld_pt_max_time, ftime);
|
|
retval = "info: papertrail maximum time is " + string(ftime);
|
|
}
|
|
}
|
|
}
|
|
else if (args.size() >= 2) {
|
|
string all_args = remaining_args(cmdline, args);
|
|
struct timeval new_time = { 0, 0 };
|
|
relative_time rt;
|
|
struct relative_time::parse_error pe;
|
|
date_time_scanner dts;
|
|
struct exttm tm;
|
|
time_t now;
|
|
|
|
time(&now);
|
|
dts.dts_keep_base_tz = true;
|
|
dts.set_base_time(now);
|
|
if (rt.parse(all_args, pe)) {
|
|
tm.et_tm = *gmtime(&now);
|
|
rt.add(tm);
|
|
new_time.tv_sec = timegm(&tm.et_tm);
|
|
}
|
|
else {
|
|
dts.scan(args[1].c_str(), args[1].size(), NULL, &tm, new_time);
|
|
}
|
|
if (ec.ec_dry_run) {
|
|
retval = "";
|
|
}
|
|
else if (new_time.tv_sec != 0) {
|
|
if (args[0] == "pt-min-time") {
|
|
lnav_data.ld_pt_min_time = new_time.tv_sec;
|
|
retval = refresh_pt_search();
|
|
}
|
|
if (args[0] == "pt-max-time") {
|
|
lnav_data.ld_pt_max_time = new_time.tv_sec;
|
|
retval = refresh_pt_search();
|
|
}
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_summarize(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval;
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("colname");
|
|
return retval;
|
|
}
|
|
else if (!setup_logline_table()) {
|
|
retval = "error: no log data available";
|
|
}
|
|
else if (args.size() == 1) {
|
|
retval = "error: no columns specified";
|
|
}
|
|
else {
|
|
auto_mem<char, sqlite3_free> query_frag;
|
|
std::vector<string> other_columns;
|
|
std::vector<string> num_columns;
|
|
sql_progress_guard progress_guard(sql_progress,
|
|
ec.ec_source.top().first,
|
|
ec.ec_source.top().second);
|
|
auto_mem<sqlite3_stmt> stmt(sqlite3_finalize);
|
|
int retcode;
|
|
string query;
|
|
|
|
query = "SELECT ";
|
|
for (size_t lpc = 1; lpc < args.size(); lpc++) {
|
|
if (lpc > 1)
|
|
query += ", ";
|
|
query += args[lpc];
|
|
}
|
|
query += " FROM logline ";
|
|
|
|
retcode = sqlite3_prepare_v2(lnav_data.ld_db.in(),
|
|
query.c_str(),
|
|
-1,
|
|
stmt.out(),
|
|
NULL);
|
|
if (retcode != SQLITE_OK) {
|
|
const char *errmsg = sqlite3_errmsg(lnav_data.ld_db);
|
|
|
|
return "error: " + string(errmsg);
|
|
}
|
|
|
|
switch (sqlite3_step(stmt.in())) {
|
|
case SQLITE_OK:
|
|
case SQLITE_DONE:
|
|
{
|
|
return "error: no data";
|
|
}
|
|
break;
|
|
case SQLITE_ROW:
|
|
break;
|
|
default:
|
|
{
|
|
const char *errmsg;
|
|
|
|
errmsg = sqlite3_errmsg(lnav_data.ld_db);
|
|
return "error: " + string(errmsg);
|
|
}
|
|
break;
|
|
}
|
|
|
|
if (ec.ec_dry_run) {
|
|
return "";
|
|
}
|
|
|
|
for (int lpc = 0; lpc < sqlite3_column_count(stmt.in()); lpc++) {
|
|
switch (sqlite3_column_type(stmt.in(), lpc)) {
|
|
case SQLITE_INTEGER:
|
|
case SQLITE_FLOAT:
|
|
num_columns.push_back(args[lpc + 1]);
|
|
break;
|
|
default:
|
|
other_columns.push_back(args[lpc + 1]);
|
|
break;
|
|
}
|
|
}
|
|
|
|
query = "SELECT";
|
|
for (std::vector<string>::iterator iter = other_columns.begin();
|
|
iter != other_columns.end();
|
|
++iter) {
|
|
if (iter != other_columns.begin()) {
|
|
query += ",";
|
|
}
|
|
query_frag = sqlite3_mprintf(" %s as \"c_%s\", count(*) as \"count_%s\"",
|
|
iter->c_str(),
|
|
iter->c_str(),
|
|
iter->c_str());
|
|
query += query_frag;
|
|
}
|
|
|
|
if (!other_columns.empty() && !num_columns.empty()) {
|
|
query += ", ";
|
|
}
|
|
|
|
for (std::vector<string>::iterator iter = num_columns.begin();
|
|
iter != num_columns.end();
|
|
++iter) {
|
|
if (iter != num_columns.begin()) {
|
|
query += ",";
|
|
}
|
|
query_frag = sqlite3_mprintf(" sum(\"%s\"), "
|
|
" min(\"%s\"), "
|
|
" avg(\"%s\"), "
|
|
" median(\"%s\"), "
|
|
" stddev(\"%s\"), "
|
|
" max(\"%s\") ",
|
|
iter->c_str(),
|
|
iter->c_str(),
|
|
iter->c_str(),
|
|
iter->c_str(),
|
|
iter->c_str(),
|
|
iter->c_str());
|
|
query += query_frag;
|
|
}
|
|
|
|
query += (
|
|
" FROM logline "
|
|
"WHERE (logline.log_part is null or "
|
|
"startswith(logline.log_part, '.') = 0) ");
|
|
|
|
for (std::vector<string>::iterator iter = other_columns.begin();
|
|
iter != other_columns.end();
|
|
++iter) {
|
|
if (iter == other_columns.begin()) {
|
|
query += " GROUP BY ";
|
|
}
|
|
else{
|
|
query += ",";
|
|
}
|
|
query_frag = sqlite3_mprintf(" \"c_%s\"", iter->c_str());
|
|
query += query_frag;
|
|
}
|
|
|
|
for (std::vector<string>::iterator iter = other_columns.begin();
|
|
iter != other_columns.end();
|
|
++iter) {
|
|
if (iter == other_columns.begin()) {
|
|
query += " ORDER BY ";
|
|
}
|
|
else{
|
|
query += ",";
|
|
}
|
|
query_frag = sqlite3_mprintf(" \"count_%s\" desc, \"c_%s\" collate naturalnocase asc",
|
|
iter->c_str(),
|
|
iter->c_str());
|
|
query += query_frag;
|
|
}
|
|
log_debug("query %s", query.c_str());
|
|
|
|
db_label_source &dls = lnav_data.ld_db_row_source;
|
|
|
|
dls.clear();
|
|
retcode = sqlite3_prepare_v2(lnav_data.ld_db.in(),
|
|
query.c_str(),
|
|
-1,
|
|
stmt.out(),
|
|
NULL);
|
|
|
|
if (retcode != SQLITE_OK) {
|
|
const char *errmsg = sqlite3_errmsg(lnav_data.ld_db);
|
|
|
|
retval = "error: " + string(errmsg);
|
|
}
|
|
else if (stmt == NULL) {
|
|
retval = "";
|
|
}
|
|
else {
|
|
bool done = false;
|
|
|
|
while (!done) {
|
|
retcode = sqlite3_step(stmt.in());
|
|
|
|
switch (retcode) {
|
|
case SQLITE_OK:
|
|
case SQLITE_DONE:
|
|
done = true;
|
|
break;
|
|
|
|
case SQLITE_ROW:
|
|
ec.ec_sql_callback(ec, stmt.in());
|
|
break;
|
|
|
|
default:
|
|
{
|
|
const char *errmsg;
|
|
|
|
errmsg = sqlite3_errmsg(lnav_data.ld_db);
|
|
retval = "error: " + string(errmsg);
|
|
done = true;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (retcode == SQLITE_DONE) {
|
|
lnav_data.ld_views[LNV_LOG].reload_data();
|
|
lnav_data.ld_views[LNV_DB].reload_data();
|
|
lnav_data.ld_views[LNV_DB].set_left(0);
|
|
|
|
if (dls.dls_rows.size() > 0) {
|
|
ensure_view(&lnav_data.ld_views[LNV_DB]);
|
|
}
|
|
}
|
|
|
|
lnav_data.ld_bottom_source.update_loading(0, 0);
|
|
lnav_data.ld_status[LNS_BOTTOM].do_update();
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_add_test(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval;
|
|
|
|
if (args.empty()) {}
|
|
else if (args.size() > 1) {
|
|
retval = "error: not expecting any arguments";
|
|
}
|
|
else if (ec.ec_dry_run) {
|
|
|
|
}
|
|
else {
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
|
|
bookmark_vector<vis_line_t> &bv =
|
|
tc->get_bookmarks()[&textview_curses::BM_USER];
|
|
bookmark_vector<vis_line_t>::iterator iter;
|
|
|
|
for (iter = bv.begin(); iter != bv.end(); ++iter) {
|
|
auto_mem<FILE> file(fclose);
|
|
char path[PATH_MAX];
|
|
string line;
|
|
|
|
tc->grep_value_for_line(*iter, line);
|
|
|
|
line.insert(0, 13, ' ');
|
|
|
|
snprintf(path, sizeof(path),
|
|
"%s/test/log-samples/sample-%s.txt",
|
|
getenv("LNAV_SRC"),
|
|
hash_string(line).c_str());
|
|
|
|
if ((file = fopen(path, "w")) == NULL) {
|
|
perror("fopen failed");
|
|
}
|
|
else {
|
|
fprintf(file, "%s\n", line.c_str());
|
|
}
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_switch_to_view(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval;
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("viewname");
|
|
}
|
|
else if (args.size() > 1) {
|
|
bool found = false;
|
|
|
|
for (int lpc = 0; lnav_view_strings[lpc] && !found; lpc++) {
|
|
if (strcasecmp(args[1].c_str(), lnav_view_strings[lpc]) == 0) {
|
|
if (!ec.ec_dry_run) {
|
|
if (args[0] == "switch-to-view") {
|
|
ensure_view(&lnav_data.ld_views[lpc]);
|
|
} else {
|
|
toggle_view(&lnav_data.ld_views[lpc]);
|
|
}
|
|
}
|
|
found = true;
|
|
}
|
|
}
|
|
|
|
if (!found) {
|
|
retval = "error: invalid view name -- " + args[1];
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_zoom_to(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval;
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("zoomlevel");
|
|
}
|
|
else if (ec.ec_dry_run) {
|
|
|
|
}
|
|
else if (args.size() > 1) {
|
|
bool found = false;
|
|
|
|
for (int lpc = 0; lnav_zoom_strings[lpc] && !found; lpc++) {
|
|
if (strcasecmp(args[1].c_str(), lnav_zoom_strings[lpc]) == 0) {
|
|
spectrogram_source &ss = lnav_data.ld_spectro_source;
|
|
time_t old_time;
|
|
|
|
lnav_data.ld_zoom_level = lpc;
|
|
|
|
textview_curses &hist_view = lnav_data.ld_views[LNV_HISTOGRAM];
|
|
|
|
if (hist_view.get_inner_height() > 0) {
|
|
old_time = lnav_data.ld_hist_source2.time_for_row(
|
|
lnav_data.ld_views[LNV_HISTOGRAM].get_top());
|
|
rebuild_hist();
|
|
lnav_data.ld_views[LNV_HISTOGRAM].set_top(
|
|
vis_line_t(
|
|
lnav_data.ld_hist_source2.row_for_time(old_time)));
|
|
}
|
|
|
|
textview_curses &spectro_view = lnav_data.ld_views[LNV_SPECTRO];
|
|
|
|
if (spectro_view.get_inner_height() > 0) {
|
|
old_time = lnav_data.ld_spectro_source.time_for_row(
|
|
lnav_data.ld_views[LNV_SPECTRO].get_top());
|
|
ss.ss_granularity = ZOOM_LEVELS[lnav_data.ld_zoom_level];
|
|
ss.invalidate();
|
|
lnav_data.ld_views[LNV_SPECTRO].set_top(
|
|
vis_line_t(lnav_data.ld_spectro_source.row_for_time(
|
|
old_time)));
|
|
}
|
|
|
|
if (!lnav_data.ld_view_stack.empty()) {
|
|
lnav_data.ld_view_stack.back()->set_needs_update();
|
|
}
|
|
|
|
found = true;
|
|
}
|
|
}
|
|
|
|
if (!found) {
|
|
retval = "error: invalid zoom level -- " + args[1];
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_reset_session(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
if (args.empty()) {
|
|
|
|
}
|
|
else if (!ec.ec_dry_run) {
|
|
reset_session();
|
|
lnav_data.ld_views[LNV_LOG].reload_data();
|
|
}
|
|
|
|
return "";
|
|
}
|
|
|
|
static string com_load_session(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
if (args.empty()) {
|
|
|
|
}
|
|
else if (!ec.ec_dry_run) {
|
|
scan_sessions();
|
|
load_session();
|
|
lnav_data.ld_views[LNV_LOG].reload_data();
|
|
}
|
|
|
|
return "";
|
|
}
|
|
|
|
static string com_save_session(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
if (args.empty()) {
|
|
|
|
}
|
|
else if (!ec.ec_dry_run) {
|
|
save_session();
|
|
}
|
|
|
|
return "";
|
|
}
|
|
|
|
static string com_set_min_log_level(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting log level name";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("levelname");
|
|
}
|
|
else if (ec.ec_dry_run) {
|
|
retval = "";
|
|
}
|
|
else if (args.size() == 2) {
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
log_level_t new_level;
|
|
|
|
new_level = string2level(
|
|
args[1].c_str(), args[1].size(), false);
|
|
lss.set_min_log_level(new_level);
|
|
rebuild_indexes(true);
|
|
|
|
retval = ("info: minimum log level is now -- " +
|
|
string(level_names[new_level]));
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_toggle_field(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval;
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("colname");
|
|
} else if (args.size() < 2) {
|
|
retval = "error: Expecting a log message field name";
|
|
} else {
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
|
|
if (tc != &lnav_data.ld_views[LNV_LOG]) {
|
|
retval = "error: hiding fields only works in the log view";
|
|
} else if (ec.ec_dry_run) {
|
|
// TODO: highlight the fields to be hidden.
|
|
retval = "";
|
|
} else {
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
bool hide = args[0] == "hide-fields";
|
|
vector<string> found_fields, missing_fields;
|
|
|
|
for (int lpc = 1; lpc < (int)args.size(); lpc++) {
|
|
intern_string_t name;
|
|
log_format *format = nullptr;
|
|
size_t dot;
|
|
|
|
if ((dot = args[lpc].find('.')) != string::npos) {
|
|
const intern_string_t format_name = intern_string::lookup(args[lpc].c_str(), dot);
|
|
|
|
format = log_format::find_root_format(format_name.get());
|
|
if (!format) {
|
|
return "error: unknown format -- " + format_name.to_string();
|
|
}
|
|
name = intern_string::lookup(&(args[lpc].c_str()[dot + 1]), args[lpc].length() - dot - 1);
|
|
} else if (tc->get_inner_height() == 0) {
|
|
return "error: no log messages to hide";
|
|
} else {
|
|
content_line_t cl = lss.at(tc->get_top());
|
|
std::shared_ptr<logfile> lf = lss.find(cl);
|
|
format = lf->get_format();
|
|
name = intern_string::lookup(args[lpc]);
|
|
}
|
|
|
|
if (format->hide_field(name, hide)) {
|
|
found_fields.push_back(args[lpc]);
|
|
if (hide) {
|
|
if (lnav_data.ld_rl_view != NULL) {
|
|
lnav_data.ld_rl_view->set_alt_value(
|
|
HELP_MSG_1(x, "to quickly show hidden fields"));
|
|
}
|
|
}
|
|
tc->set_needs_update();
|
|
} else {
|
|
missing_fields.push_back(args[lpc]);
|
|
}
|
|
}
|
|
|
|
if (missing_fields.empty()) {
|
|
string all_fields = join(found_fields.begin(),
|
|
found_fields.end(),
|
|
", ");
|
|
|
|
if (hide) {
|
|
retval = "info: hiding field(s) -- " + all_fields;
|
|
} else {
|
|
retval = "info: showing field(s) -- " + all_fields;
|
|
}
|
|
} else {
|
|
string all_fields = join(missing_fields.begin(),
|
|
missing_fields.end(),
|
|
", ");
|
|
|
|
retval = "error: unknown field(s) -- " + all_fields;
|
|
}
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_hide_line(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval;
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("move-time");
|
|
}
|
|
else if (args.size() == 1) {
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
|
|
if (tc == &lnav_data.ld_views[LNV_LOG]) {
|
|
struct timeval min_time, max_time;
|
|
bool have_min_time = lss.get_min_log_time(min_time);
|
|
bool have_max_time = lss.get_max_log_time(max_time);
|
|
char min_time_str[32], max_time_str[32];
|
|
|
|
sql_strftime(min_time_str, sizeof(min_time_str), min_time);
|
|
sql_strftime(max_time_str, sizeof(max_time_str), max_time);
|
|
if (have_min_time && have_max_time) {
|
|
retval = "info: hiding lines before " +
|
|
string(min_time_str) +
|
|
" and after " +
|
|
string(max_time_str);
|
|
}
|
|
else if (have_min_time) {
|
|
retval = "info: hiding lines before " + string(min_time_str);
|
|
}
|
|
else if (have_max_time) {
|
|
retval = "info: hiding lines after " + string(max_time_str);
|
|
}
|
|
else {
|
|
retval = "info: no lines hidden by time, pass an absolute or relative time";
|
|
}
|
|
}
|
|
else {
|
|
retval = "error: hiding lines by time only works in the log view";
|
|
}
|
|
}
|
|
else if (args.size() >= 2) {
|
|
string all_args = remaining_args(cmdline, args);
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
date_time_scanner dts;
|
|
struct timeval tv;
|
|
relative_time rt;
|
|
struct relative_time::parse_error pe;
|
|
bool tv_set = false;
|
|
|
|
if (rt.parse(all_args, pe)) {
|
|
if (tc == &lnav_data.ld_views[LNV_LOG]) {
|
|
content_line_t cl;
|
|
struct exttm tm;
|
|
vis_line_t vl;
|
|
logline *ll;
|
|
|
|
vl = tc->get_top();
|
|
cl = lnav_data.ld_log_source.at(vl);
|
|
ll = lnav_data.ld_log_source.find_line(cl);
|
|
ll->to_exttm(tm);
|
|
rt.add(tm);
|
|
|
|
tv.tv_sec = timegm(&tm.et_tm);
|
|
tv.tv_usec = tm.et_nsec / 1000;
|
|
|
|
tv_set = true;
|
|
}
|
|
else {
|
|
retval = "error: relative time values only work in the log view";
|
|
}
|
|
}
|
|
else if (dts.convert_to_timeval(all_args, tv)) {
|
|
if (tc == &lnav_data.ld_views[LNV_LOG]) {
|
|
tv_set = true;
|
|
}
|
|
else {
|
|
retval = "error: time values only work in the log view";
|
|
}
|
|
}
|
|
|
|
if (tv_set && !ec.ec_dry_run) {
|
|
char time_text[256];
|
|
string relation;
|
|
|
|
sql_strftime(time_text, sizeof(time_text), tv);
|
|
if (args[0] == "hide-lines-before") {
|
|
lss.set_min_log_time(tv);
|
|
relation = "before";
|
|
}
|
|
else {
|
|
lss.set_max_log_time(tv);
|
|
relation = "after";
|
|
}
|
|
rebuild_indexes(true);
|
|
|
|
retval = "info: hiding lines " + relation + " " + time_text;
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_show_lines(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "info: showing lines";
|
|
|
|
if (ec.ec_dry_run) {
|
|
retval = "";
|
|
}
|
|
else if (!args.empty()) {
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
textview_curses *tc = lnav_data.ld_view_stack.back();
|
|
|
|
if (tc == &lnav_data.ld_views[LNV_LOG]) {
|
|
lss.clear_min_max_log_times();
|
|
}
|
|
|
|
rebuild_indexes(true);
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_hide_unmarked(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "info: hid unmarked lines";
|
|
|
|
if (ec.ec_dry_run) {
|
|
retval = "";
|
|
} else {
|
|
lnav_data.ld_log_source.set_marked_only(true);
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_show_unmarked(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "info: showing unmarked lines";
|
|
|
|
if (ec.ec_dry_run) {
|
|
retval = "";
|
|
} else {
|
|
lnav_data.ld_log_source.set_marked_only(false);
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_rebuild(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
if (args.empty()) {
|
|
|
|
}
|
|
else if (!ec.ec_dry_run) {
|
|
rebuild_indexes(false);
|
|
}
|
|
|
|
return "";
|
|
}
|
|
|
|
static string com_shexec(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
if (args.empty()) {
|
|
|
|
}
|
|
else if (!ec.ec_dry_run) {
|
|
log_perror(system(cmdline.substr(args[0].size()).c_str()));
|
|
}
|
|
|
|
return "";
|
|
}
|
|
|
|
static string com_poll_now(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
if (args.empty()) {
|
|
|
|
}
|
|
else if (!ec.ec_dry_run) {
|
|
lnav_data.ld_curl_looper.process_all();
|
|
}
|
|
|
|
return "";
|
|
}
|
|
|
|
static string com_redraw(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
if (args.empty()) {
|
|
|
|
}
|
|
else if (ec.ec_dry_run) {
|
|
|
|
}
|
|
else if (lnav_data.ld_window) {
|
|
redrawwin(lnav_data.ld_window);
|
|
}
|
|
|
|
return "";
|
|
}
|
|
|
|
static string com_echo(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting a message";
|
|
|
|
if (args.empty()) {
|
|
|
|
}
|
|
else if (args.size() >= 1) {
|
|
bool lf = true;
|
|
|
|
if (args.size() > 2 && args[1] == "-n") {
|
|
string::size_type index_in_cmdline = cmdline.find(args[1]);
|
|
|
|
lf = false;
|
|
retval = cmdline.substr(index_in_cmdline + args[1].length() + 1);
|
|
}
|
|
else if (args.size() >= 2) {
|
|
retval = cmdline.substr(args[0].length() + 1);
|
|
}
|
|
else {
|
|
retval = "";
|
|
}
|
|
|
|
if (ec.ec_dry_run) {
|
|
lnav_data.ld_preview_status_source.get_description()
|
|
.set_value("The text to output:");
|
|
lnav_data.ld_preview_source.replace_with(attr_line_t(retval));
|
|
retval = "";
|
|
}
|
|
else if (!lnav_data.ld_output_stack.empty()) {
|
|
FILE *outfile = lnav_data.ld_output_stack.top();
|
|
|
|
if (outfile == stdout) {
|
|
lnav_data.ld_stdout_used = true;
|
|
}
|
|
|
|
fprintf(outfile, "%s", retval.c_str());
|
|
if (lf) {
|
|
putc('\n', outfile);
|
|
}
|
|
fflush(outfile);
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_alt_msg(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting a message";
|
|
|
|
if (args.empty()) {
|
|
|
|
}
|
|
else if (ec.ec_dry_run) {
|
|
retval = "";
|
|
}
|
|
else if (args.size() == 1) {
|
|
if (lnav_data.ld_rl_view != NULL) {
|
|
lnav_data.ld_rl_view->set_alt_value("");
|
|
}
|
|
retval = "";
|
|
}
|
|
else {
|
|
string msg = remaining_args(cmdline, args);
|
|
|
|
if (lnav_data.ld_rl_view != NULL) {
|
|
lnav_data.ld_rl_view->set_alt_value(msg);
|
|
}
|
|
|
|
retval = "";
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_eval(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting a command or query to evaluate";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("*");
|
|
}
|
|
else if (args.size() > 1) {
|
|
string all_args = remaining_args(cmdline, args);
|
|
string expanded_cmd;
|
|
shlex lexer(all_args.c_str(), all_args.size());
|
|
|
|
log_debug("Evaluating: %s", all_args.c_str());
|
|
if (!lexer.eval(expanded_cmd, {
|
|
&ec.ec_local_vars.top(),
|
|
&ec.ec_global_vars,
|
|
})) {
|
|
return "error: invalid arguments";
|
|
}
|
|
log_debug("Expanded command to evaluate: %s", expanded_cmd.c_str());
|
|
|
|
if (expanded_cmd.empty()) {
|
|
return "error: empty result after evaluation";
|
|
}
|
|
|
|
if (ec.ec_dry_run) {
|
|
attr_line_t al(expanded_cmd);
|
|
|
|
lnav_data.ld_preview_status_source.get_description()
|
|
.set_value("The command to be executed:");
|
|
|
|
lnav_data.ld_preview_source.replace_with(al);
|
|
|
|
return "";
|
|
}
|
|
|
|
string alt_msg;
|
|
switch (expanded_cmd[0]) {
|
|
case ':':
|
|
retval = execute_command(ec, expanded_cmd.substr(1));
|
|
break;
|
|
case ';':
|
|
retval = execute_sql(ec, expanded_cmd.substr(1), alt_msg);
|
|
break;
|
|
case '|':
|
|
retval = "info: executed file -- " + expanded_cmd.substr(1) +
|
|
" -- " + execute_file(ec, expanded_cmd.substr(1));
|
|
break;
|
|
default:
|
|
retval = "error: expecting argument to start with ':', ';', "
|
|
"or '|' to signify a command, SQL query, or script to execute";
|
|
break;
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_config(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting a configuration option to read or write";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("config-option");
|
|
}
|
|
else if (args.size() > 1) {
|
|
yajlpp_parse_context ypc("input", lnav_config_handlers);
|
|
string option = args[1];
|
|
|
|
ypc.set_path(option)
|
|
.with_obj(lnav_config);
|
|
ypc.ypc_active_paths.insert(option);
|
|
ypc.update_callbacks();
|
|
|
|
if (ypc.ypc_current_handler != NULL) {
|
|
if (args.size() == 2) {
|
|
auto_mem<yajl_gen_t> handle(yajl_gen_free);
|
|
|
|
handle = yajl_gen_alloc(NULL);
|
|
|
|
const json_path_handler_base *jph = ypc.ypc_current_handler;
|
|
yajlpp_gen_context ygc(handle, lnav_config_handlers);
|
|
ygc.with_context(ypc);
|
|
|
|
jph->gen(ygc, handle);
|
|
|
|
const unsigned char *buffer;
|
|
size_t len;
|
|
|
|
yajl_gen_get_buf(handle, &buffer, &len);
|
|
|
|
retval = "info: " + option + " = " + string((char *) buffer, len);
|
|
}
|
|
else {
|
|
string value = remaining_args(cmdline, args, 2);
|
|
|
|
if (ypc.ypc_current_handler->jph_callbacks.yajl_string) {
|
|
if (ec.ec_dry_run) {
|
|
retval = "";
|
|
} else {
|
|
ypc.ypc_callbacks.yajl_string(
|
|
&ypc, (const unsigned char *) value.c_str(),
|
|
value.size());
|
|
retval = "info: changed config option -- " + option;
|
|
}
|
|
}
|
|
else if (ypc.ypc_current_handler->jph_callbacks.yajl_boolean) {
|
|
if (ec.ec_dry_run) {
|
|
retval = "";
|
|
} else {
|
|
bool bvalue = false;
|
|
|
|
if (strcasecmp(value.c_str(), "true") == 0) {
|
|
bvalue = true;
|
|
}
|
|
ypc.ypc_callbacks.yajl_boolean(&ypc, bvalue);
|
|
retval = "info: changed config option -- " + option;
|
|
}
|
|
}
|
|
else {
|
|
retval = "error: unhandled type";
|
|
}
|
|
|
|
reload_config();
|
|
}
|
|
}
|
|
else {
|
|
retval = "error: unknown configuration option -- " + option;
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_save_config(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval;
|
|
|
|
if (args.empty()) {
|
|
}
|
|
else if (!ec.ec_dry_run) {
|
|
retval = save_config();
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_reset_config(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting a configuration option to reset";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("config-option");
|
|
}
|
|
else if (!ec.ec_dry_run) {
|
|
yajlpp_parse_context ypc("input", lnav_config_handlers);
|
|
string option = args[1];
|
|
|
|
ypc.set_path(option)
|
|
.with_obj(lnav_config);
|
|
ypc.ypc_active_paths.insert(option);
|
|
ypc.update_callbacks();
|
|
|
|
if (option == "*" || ypc.ypc_current_handler != NULL) {
|
|
reset_config(option);
|
|
if (option == "*") {
|
|
retval = "info: reset all options";
|
|
}
|
|
else {
|
|
retval = "info: reset option";
|
|
}
|
|
}
|
|
else {
|
|
retval = "error: unknown configuration option -- " + option;
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
class log_spectro_value_source : public spectrogram_value_source {
|
|
public:
|
|
log_spectro_value_source(intern_string_t colname)
|
|
: lsvs_colname(colname),
|
|
lsvs_begin_time(0),
|
|
lsvs_end_time(0),
|
|
lsvs_found(false) {
|
|
this->update_stats();
|
|
};
|
|
|
|
void update_stats() {
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
logfile_sub_source::iterator iter;
|
|
|
|
this->lsvs_begin_time = 0;
|
|
this->lsvs_end_time = 0;
|
|
this->lsvs_stats.clear();
|
|
for (iter = lss.begin(); iter != lss.end(); iter++) {
|
|
std::shared_ptr<logfile> lf = (*iter)->get_file();
|
|
|
|
if (lf == NULL) {
|
|
continue;
|
|
}
|
|
|
|
log_format *format = lf->get_format();
|
|
const logline_value_stats *stats = format->stats_for_value(this->lsvs_colname);
|
|
|
|
if (stats == NULL) {
|
|
continue;
|
|
}
|
|
|
|
logfile::iterator ll = lf->begin();
|
|
|
|
if (this->lsvs_begin_time == 0 || ll->get_time() < this->lsvs_begin_time) {
|
|
this->lsvs_begin_time = ll->get_time();
|
|
}
|
|
ll = lf->end();
|
|
--ll;
|
|
if (ll->get_time() > this->lsvs_end_time) {
|
|
this->lsvs_end_time = ll->get_time();
|
|
}
|
|
|
|
this->lsvs_found = true;
|
|
this->lsvs_stats.merge(*stats);
|
|
}
|
|
|
|
if (this->lsvs_begin_time) {
|
|
time_t filtered_begin_time = lss.find_line(lss.at(0_vl))->get_time();
|
|
time_t filtered_end_time = lss.find_line(lss.at(vis_line_t(lss.text_line_count() - 1)))->get_time();
|
|
|
|
if (filtered_begin_time > this->lsvs_begin_time) {
|
|
this->lsvs_begin_time = filtered_begin_time;
|
|
}
|
|
if (filtered_end_time < this->lsvs_end_time) {
|
|
this->lsvs_end_time = filtered_end_time;
|
|
}
|
|
}
|
|
};
|
|
|
|
void spectro_bounds(spectrogram_bounds &sb_out) {
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
|
|
if (lss.text_line_count() == 0) {
|
|
return;
|
|
}
|
|
|
|
this->update_stats();
|
|
|
|
sb_out.sb_begin_time = this->lsvs_begin_time;
|
|
sb_out.sb_end_time = this->lsvs_end_time;
|
|
sb_out.sb_min_value_out = this->lsvs_stats.lvs_min_value;
|
|
sb_out.sb_max_value_out = this->lsvs_stats.lvs_max_value;
|
|
sb_out.sb_count = this->lsvs_stats.lvs_count;
|
|
};
|
|
|
|
void spectro_row(spectrogram_request &sr, spectrogram_row &row_out) {
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
vis_line_t begin_line = lss.find_from_time(sr.sr_begin_time);
|
|
vis_line_t end_line = lss.find_from_time(sr.sr_end_time);
|
|
vector<logline_value> values;
|
|
string_attrs_t sa;
|
|
|
|
if (begin_line == -1) {
|
|
begin_line = 0_vl;
|
|
}
|
|
if (end_line == -1) {
|
|
end_line = vis_line_t(lss.text_line_count());
|
|
}
|
|
for (vis_line_t curr_line = begin_line; curr_line < end_line; ++curr_line) {
|
|
content_line_t cl = lss.at(curr_line);
|
|
std::shared_ptr<logfile> lf = lss.find(cl);
|
|
logfile::iterator ll = lf->begin() + cl;
|
|
log_format *format = lf->get_format();
|
|
shared_buffer_ref sbr;
|
|
|
|
if (ll->is_continued()) {
|
|
continue;
|
|
}
|
|
|
|
lf->read_full_message(ll, sbr);
|
|
sa.clear();
|
|
values.clear();
|
|
format->annotate(sbr, sa, values);
|
|
|
|
vector<logline_value>::iterator lv_iter;
|
|
|
|
lv_iter = find_if(values.begin(), values.end(),
|
|
logline_value_cmp(&this->lsvs_colname));
|
|
|
|
if (lv_iter != values.end()) {
|
|
switch (lv_iter->lv_kind) {
|
|
case logline_value::VALUE_FLOAT:
|
|
row_out.add_value(sr, lv_iter->lv_value.d, ll->is_marked());
|
|
break;
|
|
case logline_value::VALUE_INTEGER:
|
|
row_out.add_value(sr, lv_iter->lv_value.i, ll->is_marked());
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
void spectro_mark(textview_curses &tc,
|
|
time_t begin_time, time_t end_time,
|
|
double range_min, double range_max) {
|
|
// XXX need to refactor this and the above method
|
|
textview_curses &log_tc = lnav_data.ld_views[LNV_LOG];
|
|
logfile_sub_source &lss = lnav_data.ld_log_source;
|
|
vis_line_t begin_line = lss.find_from_time(begin_time);
|
|
vis_line_t end_line = lss.find_from_time(end_time);
|
|
vector<logline_value> values;
|
|
string_attrs_t sa;
|
|
|
|
if (begin_line == -1) {
|
|
begin_line = 0_vl;
|
|
}
|
|
if (end_line == -1) {
|
|
end_line = vis_line_t(lss.text_line_count());
|
|
}
|
|
for (vis_line_t curr_line = begin_line; curr_line < end_line; ++curr_line) {
|
|
content_line_t cl = lss.at(curr_line);
|
|
std::shared_ptr<logfile> lf = lss.find(cl);
|
|
logfile::iterator ll = lf->begin() + cl;
|
|
log_format *format = lf->get_format();
|
|
shared_buffer_ref sbr;
|
|
|
|
if (ll->is_continued()) {
|
|
continue;
|
|
}
|
|
|
|
lf->read_full_message(ll, sbr);
|
|
sa.clear();
|
|
values.clear();
|
|
format->annotate(sbr, sa, values);
|
|
|
|
vector<logline_value>::iterator lv_iter;
|
|
|
|
lv_iter = find_if(values.begin(), values.end(),
|
|
logline_value_cmp(&this->lsvs_colname));
|
|
|
|
if (lv_iter != values.end()) {
|
|
switch (lv_iter->lv_kind) {
|
|
case logline_value::VALUE_FLOAT:
|
|
if (range_min <= lv_iter->lv_value.d &&
|
|
lv_iter->lv_value.d <= range_max) {
|
|
log_tc.toggle_user_mark(&textview_curses::BM_USER,
|
|
curr_line);
|
|
}
|
|
break;
|
|
case logline_value::VALUE_INTEGER:
|
|
if (range_min <= lv_iter->lv_value.i &&
|
|
lv_iter->lv_value.i <= range_max) {
|
|
log_tc.toggle_user_mark(&textview_curses::BM_USER,
|
|
curr_line);
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
intern_string_t lsvs_colname;
|
|
logline_value_stats lsvs_stats;
|
|
time_t lsvs_begin_time;
|
|
time_t lsvs_end_time;
|
|
bool lsvs_found;
|
|
};
|
|
|
|
class db_spectro_value_source : public spectrogram_value_source {
|
|
public:
|
|
db_spectro_value_source(string colname)
|
|
: dsvs_colname(colname),
|
|
dsvs_begin_time(0),
|
|
dsvs_end_time(0) {
|
|
this->update_stats();
|
|
};
|
|
|
|
void update_stats() {
|
|
this->dsvs_begin_time = 0;
|
|
this->dsvs_end_time = 0;
|
|
this->dsvs_stats.clear();
|
|
|
|
db_label_source &dls = lnav_data.ld_db_row_source;
|
|
stacked_bar_chart<string> &chart = dls.dls_chart;
|
|
date_time_scanner dts;
|
|
|
|
this->dsvs_column_index = dls.column_name_to_index(this->dsvs_colname);
|
|
|
|
if (!dls.has_log_time_column()) {
|
|
this->dsvs_error_msg = "no 'log_time' column found or not in ascending order, unable to create spectrogram";
|
|
return;
|
|
}
|
|
|
|
if (this->dsvs_column_index == -1) {
|
|
this->dsvs_error_msg = "unknown column -- " + this->dsvs_colname;
|
|
return;
|
|
}
|
|
|
|
if (!dls.dls_headers[this->dsvs_column_index].hm_graphable) {
|
|
this->dsvs_error_msg = "column is not numeric -- " + this->dsvs_colname;
|
|
return;
|
|
}
|
|
|
|
if (dls.dls_rows.empty()) {
|
|
this->dsvs_error_msg = "empty result set";
|
|
return;
|
|
}
|
|
|
|
stacked_bar_chart<string>::bucket_stats_t bs = chart.get_stats_for(this->dsvs_colname);
|
|
|
|
this->dsvs_begin_time = dls.dls_time_column.front().tv_sec;
|
|
this->dsvs_end_time = dls.dls_time_column.back().tv_sec;
|
|
this->dsvs_stats.lvs_min_value = bs.bs_min_value;
|
|
this->dsvs_stats.lvs_max_value = bs.bs_max_value;
|
|
this->dsvs_stats.lvs_count = dls.dls_rows.size();
|
|
};
|
|
|
|
void spectro_bounds(spectrogram_bounds &sb_out) {
|
|
db_label_source &dls = lnav_data.ld_db_row_source;
|
|
|
|
if (dls.text_line_count() == 0) {
|
|
return;
|
|
}
|
|
|
|
this->update_stats();
|
|
|
|
sb_out.sb_begin_time = this->dsvs_begin_time;
|
|
sb_out.sb_end_time = this->dsvs_end_time;
|
|
sb_out.sb_min_value_out = this->dsvs_stats.lvs_min_value;
|
|
sb_out.sb_max_value_out = this->dsvs_stats.lvs_max_value;
|
|
sb_out.sb_count = this->dsvs_stats.lvs_count;
|
|
};
|
|
|
|
void spectro_row(spectrogram_request &sr, spectrogram_row &row_out) {
|
|
db_label_source &dls = lnav_data.ld_db_row_source;
|
|
int begin_row = dls.row_for_time(sr.sr_begin_time);
|
|
int end_row = dls.row_for_time(sr.sr_end_time);
|
|
|
|
if (begin_row == -1) {
|
|
begin_row = 0;
|
|
}
|
|
if (end_row == -1) {
|
|
end_row = dls.dls_rows.size();
|
|
}
|
|
|
|
for (int lpc = begin_row; lpc < end_row; lpc++) {
|
|
double value = 0.0;
|
|
|
|
sscanf(dls.dls_rows[lpc][this->dsvs_column_index], "%lf", &value);
|
|
|
|
row_out.add_value(sr, value, false);
|
|
}
|
|
};
|
|
|
|
void spectro_mark(textview_curses &tc,
|
|
time_t begin_time, time_t end_time,
|
|
double range_min, double range_max) {
|
|
};
|
|
|
|
string dsvs_colname;
|
|
logline_value_stats dsvs_stats;
|
|
time_t dsvs_begin_time;
|
|
time_t dsvs_end_time;
|
|
int dsvs_column_index;
|
|
string dsvs_error_msg;
|
|
};
|
|
|
|
static string com_spectrogram(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
string retval = "error: expecting a message field name";
|
|
|
|
if (args.empty()) {
|
|
args.emplace_back("numeric-colname");
|
|
}
|
|
else if (ec.ec_dry_run) {
|
|
retval = "";
|
|
}
|
|
else if (args.size() == 2) {
|
|
string colname = remaining_args(cmdline, args);
|
|
spectrogram_source &ss = lnav_data.ld_spectro_source;
|
|
bool found = false;
|
|
|
|
ss.ss_granularity = ZOOM_LEVELS[lnav_data.ld_zoom_level];
|
|
if (ss.ss_value_source != NULL) {
|
|
delete ss.ss_value_source;
|
|
ss.ss_value_source = NULL;
|
|
}
|
|
ss.invalidate();
|
|
|
|
if (lnav_data.ld_view_stack.back() == &lnav_data.ld_views[LNV_DB]) {
|
|
unique_ptr<db_spectro_value_source> dsvs(
|
|
new db_spectro_value_source(colname));
|
|
|
|
if (!dsvs->dsvs_error_msg.empty()) {
|
|
retval = "error: " + dsvs->dsvs_error_msg;
|
|
}
|
|
else {
|
|
ss.ss_value_source = dsvs.release();
|
|
found = true;
|
|
|
|
}
|
|
}
|
|
else {
|
|
unique_ptr<log_spectro_value_source> lsvs(
|
|
new log_spectro_value_source(intern_string::lookup(colname)));
|
|
|
|
if (!lsvs->lsvs_found) {
|
|
retval = "error: unknown numeric message field -- " + colname;
|
|
}
|
|
else {
|
|
ss.ss_value_source = lsvs.release();
|
|
found = true;
|
|
}
|
|
}
|
|
|
|
if (found) {
|
|
ensure_view(&lnav_data.ld_views[LNV_SPECTRO]);
|
|
|
|
if (lnav_data.ld_rl_view != NULL) {
|
|
lnav_data.ld_rl_view->set_alt_value(
|
|
HELP_MSG_2(z, Z, "to zoom in/out"));
|
|
}
|
|
|
|
retval = "info: visualizing field -- " + colname;
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
static string com_quit(exec_context &ec, string cmdline, vector<string> &args)
|
|
{
|
|
if (args.empty()) {
|
|
|
|
}
|
|
else if (!ec.ec_dry_run) {
|
|
lnav_data.ld_looping = false;
|
|
}
|
|
return "";
|
|
}
|
|
|
|
readline_context::command_t STD_COMMANDS[] = {
|
|
{
|
|
"adjust-log-time",
|
|
com_adjust_log_time,
|
|
|
|
help_text(":adjust-log-time")
|
|
.with_summary("Change the timestamps of the top file to be relative to the given date")
|
|
.with_parameter(help_text("timestamp", "The new timestamp for the top line in the view")
|
|
.with_format(HPF_DATETIME))
|
|
.with_example({"2017-01-02T05:33:00", ""})
|
|
},
|
|
|
|
{
|
|
"unix-time",
|
|
com_unix_time,
|
|
|
|
help_text(":unix-time")
|
|
.with_summary("Convert epoch time to a human-readable form")
|
|
.with_parameter(help_text("seconds", "The epoch timestamp to convert")
|
|
.with_format(HPF_INTEGER))
|
|
.with_example({"1490191111", "Wed Mar 22 06:58:31 2017 -0700 PDT -- 1490191111"})
|
|
},
|
|
{
|
|
"current-time",
|
|
com_current_time,
|
|
|
|
help_text(":current-time")
|
|
.with_summary("Print the current time in human-readable form and seconds since the epoch")
|
|
},
|
|
{
|
|
"goto",
|
|
com_goto,
|
|
|
|
help_text(":goto")
|
|
.with_summary("Go to the given location in the top view")
|
|
.with_parameter(help_text("line#|N%|date", "A line number, percent into the file, or a timestamp"))
|
|
.with_examples(
|
|
{
|
|
{"22"},
|
|
{"75%"},
|
|
{"2017-01-01"}
|
|
})
|
|
.with_tags({"navigation"})
|
|
},
|
|
{
|
|
"relative-goto",
|
|
com_relative_goto,
|
|
|
|
help_text(":relative-goto")
|
|
.with_summary("Move the current view up or down by the given amount")
|
|
.with_parameter({"line-count|N%", "The amount to move the view by."})
|
|
.with_examples(
|
|
{
|
|
{"+22"},
|
|
{"-10%"},
|
|
})
|
|
.with_tags({"navigation"})
|
|
},
|
|
{
|
|
"mark",
|
|
com_mark,
|
|
|
|
help_text(":mark")
|
|
.with_summary("Toggle the bookmark state for the top line in the current view")
|
|
.with_tags({"bookmarks"})
|
|
},
|
|
{
|
|
"next-mark",
|
|
com_goto_mark,
|
|
|
|
help_text(":next-mark")
|
|
.with_summary("Move to the next bookmark of the given type in the current view")
|
|
.with_parameter(help_text("type", "The type of bookmark -- error, warning, search, user, file, meta"))
|
|
.with_example({"error"})
|
|
.with_tags({"bookmarks", "navigation"})
|
|
},
|
|
{
|
|
"prev-mark",
|
|
com_goto_mark,
|
|
|
|
help_text(":prev-mark")
|
|
.with_summary("Move to the previous bookmark of the given type in the current view")
|
|
.with_parameter(help_text("type", "The type of bookmark -- error, warning, search, user, file, meta"))
|
|
.with_example({"error"})
|
|
.with_tags({"bookmarks", "navigation"})
|
|
},
|
|
{
|
|
"help",
|
|
com_help,
|
|
|
|
help_text(":help")
|
|
.with_summary("Open the help text view")
|
|
},
|
|
{
|
|
"hide-fields",
|
|
com_toggle_field,
|
|
|
|
help_text(":hide-fields")
|
|
.with_summary("Hide log message fields by replacing them with an ellipsis")
|
|
.with_parameter(help_text("field-name",
|
|
"The name of the field to hide in the format for the top log line. "
|
|
"A qualified name can be used where the field name is prefixed "
|
|
"by the format name and a dot to hide any field.")
|
|
.one_or_more())
|
|
.with_example({"log_procname"})
|
|
.with_example({"syslog_log.log_procname"})
|
|
.with_tags({"display"})
|
|
},
|
|
{
|
|
"show-fields",
|
|
com_toggle_field,
|
|
|
|
help_text(":show-fields")
|
|
.with_summary("Show log message fields that were previously hidden")
|
|
.with_parameter(help_text("field-name", "The name of the field to show")
|
|
.one_or_more())
|
|
.with_example({"log_procname"})
|
|
.with_opposites({"hide-fields"})
|
|
.with_tags({"display"})
|
|
},
|
|
{
|
|
"hide-lines-before",
|
|
com_hide_line,
|
|
|
|
help_text(":hide-lines-before")
|
|
.with_summary("Hide lines that come before the given date")
|
|
.with_parameter(help_text("date", "An absolute or relative date"))
|
|
.with_examples(
|
|
{
|
|
{"here"},
|
|
{"6am"},
|
|
})
|
|
.with_tags({"filtering"})
|
|
},
|
|
{
|
|
"hide-lines-after",
|
|
com_hide_line,
|
|
|
|
help_text(":hide-lines-after")
|
|
.with_summary("Hide lines that come after the given date")
|
|
.with_parameter(help_text("date", "An absolute or relative date"))
|
|
.with_examples(
|
|
{
|
|
{"here"},
|
|
{"6am"},
|
|
})
|
|
.with_tags({"filtering"})
|
|
},
|
|
{
|
|
"show-lines-before-and-after",
|
|
com_show_lines,
|
|
|
|
help_text(":show-lines-before-and-after")
|
|
.with_summary("Show lines that were hidden by the 'hide-lines' commands")
|
|
.with_opposites({"hide-lines-before", "hide-lines-after"})
|
|
.with_tags({"filtering"})
|
|
},
|
|
{
|
|
"hide-unmarked-lines",
|
|
com_hide_unmarked,
|
|
|
|
help_text(":hide-unmarked-lines")
|
|
.with_summary("Hide lines that have not been bookmarked")
|
|
.with_tags({"filtering", "bookmarks"})
|
|
},
|
|
{
|
|
"show-unmarked-lines",
|
|
com_show_unmarked,
|
|
|
|
help_text(":show-unmarked-lines")
|
|
.with_summary("Show lines that have not been bookmarked")
|
|
.with_opposites({"show-unmarked-lines"})
|
|
.with_tags({"filtering", "bookmarks"})
|
|
},
|
|
{
|
|
"highlight",
|
|
com_highlight,
|
|
|
|
help_text(":highlight")
|
|
.with_summary("Add coloring to log messages fragments that match the given regular expression")
|
|
.with_parameter(help_text("pattern", "The regular expression to match"))
|
|
.with_tags({"display"})
|
|
.with_example({R"(\d{3,})"})
|
|
},
|
|
{
|
|
"clear-highlight",
|
|
com_clear_highlight,
|
|
|
|
help_text(":clear-highlight")
|
|
.with_summary("Remove a previously set highlight regular expression")
|
|
.with_parameter(help_text("pattern", "The regular expression previously used with :highlight"))
|
|
.with_tags({"display"})
|
|
.with_opposites({"highlight"})
|
|
.with_example({"foobar"})
|
|
},
|
|
{
|
|
"filter-in",
|
|
com_filter,
|
|
|
|
help_text(":filter-in")
|
|
.with_summary("Only show lines that match the given regular expression in the current view")
|
|
.with_parameter(help_text("pattern", "The regular expression to match"))
|
|
.with_tags({"filtering"})
|
|
.with_example({"dhclient"})
|
|
},
|
|
{
|
|
"filter-out",
|
|
com_filter,
|
|
|
|
help_text(":filter-out")
|
|
.with_summary("Remove lines that match the given regular expression in the current view")
|
|
.with_parameter(help_text("pattern", "The regular expression to match"))
|
|
.with_tags({"filtering"})
|
|
.with_example({"last message repeated"})
|
|
},
|
|
{
|
|
"delete-filter",
|
|
com_delete_filter,
|
|
|
|
help_text(":delete-filter")
|
|
.with_summary("Delete the filter created with "
|
|
ANSI_BOLD(":filter-in") " or " ANSI_BOLD(":filter-out"))
|
|
.with_parameter(help_text("pattern", "The regular expression to match"))
|
|
.with_opposites({"filter-in", "filter-out"})
|
|
.with_tags({"filtering"})
|
|
.with_example({"last message repeated"})
|
|
},
|
|
{
|
|
"append-to",
|
|
com_save_to,
|
|
|
|
help_text(":append-to")
|
|
.with_summary("Append marked lines in the current view to the given file")
|
|
.with_parameter(help_text("path", "The path to the file to append to"))
|
|
.with_tags({"io"})
|
|
.with_example({"/tmp/interesting-lines.txt"})
|
|
},
|
|
{
|
|
"write-to",
|
|
com_save_to,
|
|
|
|
help_text(":write-to")
|
|
.with_summary("Overwrite the given file with any marked lines in the current view")
|
|
.with_parameter(help_text("path", "The path to the file to write"))
|
|
.with_tags({"io", "scripting"})
|
|
.with_example({"/tmp/interesting-lines.txt"})
|
|
},
|
|
{
|
|
"write-csv-to",
|
|
com_save_to,
|
|
|
|
help_text(":write-csv-to")
|
|
.with_summary("Write SQL results to the given file in CSV format")
|
|
.with_parameter(help_text("path", "The path to the file to write"))
|
|
.with_tags({"io", "scripting", "sql"})
|
|
.with_example({"/tmp/table.csv"})
|
|
},
|
|
{
|
|
"write-json-to",
|
|
com_save_to,
|
|
|
|
help_text(":write-json-to")
|
|
.with_summary("Write SQL results to the given file in JSON format")
|
|
.with_parameter(help_text("path", "The path to the file to write"))
|
|
.with_tags({"io", "scripting", "sql"})
|
|
.with_example({"/tmp/table.json"})
|
|
},
|
|
{
|
|
"write-cols-to",
|
|
com_save_to,
|
|
|
|
help_text(":write-cols-to")
|
|
.with_summary("Write SQL results to the given file in a columnar format")
|
|
.with_parameter(help_text("path", "The path to the file to write"))
|
|
.with_tags({"io", "scripting", "sql"})
|
|
.with_example({"/tmp/table.txt"})
|
|
},
|
|
{
|
|
"write-raw-to",
|
|
com_save_to,
|
|
|
|
help_text(":write-raw-to")
|
|
.with_summary("Write the displayed text or SQL results to the given file without any formatting")
|
|
.with_parameter(help_text("path", "The path to the file to write"))
|
|
.with_tags({"io", "scripting", "sql"})
|
|
.with_example({"/tmp/table.txt"})
|
|
},
|
|
{
|
|
"pipe-to",
|
|
com_pipe_to,
|
|
|
|
help_text(":pipe-to")
|
|
.with_summary("Pipe the marked lines to the given shell command")
|
|
.with_parameter(help_text("shell-cmd", "The shell command-line to execute"))
|
|
.with_tags({"io"})
|
|
.with_example({"sed -e s/foo/bar/g"})
|
|
},
|
|
{
|
|
"pipe-line-to",
|
|
com_pipe_to,
|
|
|
|
help_text(":pipe-line-to")
|
|
.with_summary("Pipe the top line to the given shell command")
|
|
.with_parameter(help_text("shell-cmd", "The shell command-line to execute"))
|
|
.with_tags({"io"})
|
|
.with_example({"sed -e 's/foo/bar/g'"})
|
|
},
|
|
{
|
|
"enable-filter",
|
|
com_enable_filter,
|
|
|
|
help_text(":enable-filter")
|
|
.with_summary("Enable a previously created and disabled filter")
|
|
.with_parameter(help_text("pattern", "The regular expression used in the filter command"))
|
|
.with_tags({"filtering"})
|
|
.with_opposites({"disable-filter"})
|
|
.with_example({"last message repeated"})
|
|
},
|
|
{
|
|
"disable-filter",
|
|
com_disable_filter,
|
|
|
|
help_text(":disable-filter")
|
|
.with_summary("Disable a filter created with filter-in/filter-out")
|
|
.with_parameter(help_text("pattern", "The regular expression used in the filter command"))
|
|
.with_tags({"filtering"})
|
|
.with_opposites({"filter-out", "filter-in"})
|
|
.with_example({"last message repeated"})
|
|
},
|
|
{
|
|
"enable-word-wrap",
|
|
com_enable_word_wrap,
|
|
|
|
help_text(":enable-word-wrap")
|
|
.with_summary("Enable word-wrapping for the current view")
|
|
.with_tags({"display"})
|
|
},
|
|
{
|
|
"disable-word-wrap",
|
|
com_disable_word_wrap,
|
|
|
|
help_text(":disable-word-wrap")
|
|
.with_summary("Disable word-wrapping for the current view")
|
|
.with_opposites({"enable-word-wrap"})
|
|
.with_tags({"display"})
|
|
},
|
|
{
|
|
"create-logline-table",
|
|
com_create_logline_table,
|
|
|
|
help_text(":create-logline-table")
|
|
.with_summary("Create an SQL table using the top line of the log view as a template")
|
|
.with_parameter(help_text("table-name", "The name for the new table"))
|
|
.with_tags({"vtables", "sql"})
|
|
.with_example({"task_durations"})
|
|
},
|
|
{
|
|
"delete-logline-table",
|
|
com_delete_logline_table,
|
|
|
|
help_text(":delete-logline-table")
|
|
.with_summary("Delete a table created with create-logline-table")
|
|
.with_parameter(help_text("table-name", "The name of the table to delete"))
|
|
.with_opposites({"delete-logline-table"})
|
|
.with_tags({"vtables", "sql"})
|
|
.with_example({"task_durations"})
|
|
},
|
|
{
|
|
"create-search-table",
|
|
com_create_search_table,
|
|
|
|
help_text(":create-search-table")
|
|
.with_summary("Create an SQL table based on a regex search")
|
|
.with_parameter(help_text("table-name", "The name of the table to create"))
|
|
.with_parameter(help_text(
|
|
"pattern",
|
|
"The regular expression used to capture the table columns. "
|
|
"If not given, the current search pattern is used.")
|
|
.optional())
|
|
.with_tags({"vtables", "sql"})
|
|
.with_example({R"(task_durations duration=(?<duration>\d+))"})
|
|
},
|
|
{
|
|
"delete-search-table",
|
|
com_delete_search_table,
|
|
|
|
help_text(":delete-search-table")
|
|
.with_summary("Create an SQL table based on a regex search")
|
|
.with_parameter(help_text("table-name", "The name of the table to create"))
|
|
.with_opposites({"create-search-table"})
|
|
.with_tags({"vtables", "sql"})
|
|
.with_example({"task_durations"})
|
|
},
|
|
{
|
|
"open",
|
|
com_open,
|
|
|
|
help_text(":open")
|
|
.with_summary(
|
|
#ifdef HAVE_LIBCURL
|
|
"Open the given file(s) or URLs in lnav"
|
|
#else
|
|
"Open the given file(s) in lnav"
|
|
#endif
|
|
)
|
|
.with_parameter(
|
|
help_text{"path", "The path to the file to open"}
|
|
.one_or_more())
|
|
.with_example({"/path/to/file"})
|
|
},
|
|
{
|
|
"close",
|
|
com_close,
|
|
|
|
help_text(":close")
|
|
.with_summary("Close the top file in the view")
|
|
.with_opposites({"open"})
|
|
},
|
|
{
|
|
"comment",
|
|
com_comment,
|
|
|
|
help_text(":comment")
|
|
.with_summary("Attach a comment to the top log line")
|
|
.with_parameter(help_text("text", "The comment text"))
|
|
.with_example({"This is where it all went wrong"})
|
|
.with_tags({"metadata"})
|
|
},
|
|
{
|
|
"clear-comment",
|
|
com_clear_comment,
|
|
|
|
help_text(":clear-comment")
|
|
.with_summary("Clear the comment attached to the top log line")
|
|
.with_opposites({"comment"})
|
|
.with_tags({"metadata"})
|
|
},
|
|
{
|
|
"tag",
|
|
com_tag,
|
|
|
|
help_text(":tag")
|
|
.with_summary("Attach tags to the top log line")
|
|
.with_parameter(help_text("tag", "The tags to attach")
|
|
.one_or_more())
|
|
.with_example({"#BUG123 #needs-review"})
|
|
.with_tags({"metadata"})
|
|
},
|
|
{
|
|
"untag",
|
|
com_untag,
|
|
|
|
help_text(":untag")
|
|
.with_summary("Detach tags from the top log line")
|
|
.with_parameter(help_text("tag", "The tags to detach")
|
|
.one_or_more())
|
|
.with_example({"#BUG123 #needs-review"})
|
|
.with_opposites({"tag"})
|
|
.with_tags({"metadata"})
|
|
},
|
|
{
|
|
"delete-tags",
|
|
com_delete_tags,
|
|
|
|
help_text(":delete-tags")
|
|
.with_summary("Remove the given tags from all log lines")
|
|
.with_parameter(help_text("tag", "The tags to delete")
|
|
.one_or_more())
|
|
.with_example({"#BUG123 #needs-review"})
|
|
.with_opposites({"tag"})
|
|
.with_tags({"metadata"})
|
|
},
|
|
{
|
|
"partition-name",
|
|
com_partition_name,
|
|
|
|
help_text(":partition-name")
|
|
.with_summary("Mark the top line in the log view as the start of a new partition with the given name")
|
|
.with_parameter(help_text("name", "The name for the new partition"))
|
|
.with_example({"reboot"})
|
|
},
|
|
{
|
|
"clear-partition",
|
|
com_clear_partition,
|
|
|
|
help_text(":clear-partition")
|
|
.with_summary("Clear the partition the top line is a part of")
|
|
.with_opposites({"partition-name"})
|
|
},
|
|
{
|
|
"pt-min-time",
|
|
com_pt_time,
|
|
},
|
|
{
|
|
"pt-max-time",
|
|
com_pt_time,
|
|
},
|
|
{
|
|
"session",
|
|
com_session,
|
|
|
|
help_text(":session")
|
|
.with_summary("Add the given command to the session file (~/.lnav/session)")
|
|
.with_parameter(help_text("lnav-command", "The lnav command to save."))
|
|
.with_example({":highlight foobar"})
|
|
},
|
|
{
|
|
"summarize",
|
|
com_summarize,
|
|
|
|
help_text(":summarize")
|
|
.with_summary("Execute a SQL query that computes the characteristics of the values in the given column")
|
|
.with_parameter(help_text("column-name", "The name of the column to analyze."))
|
|
.with_example({"sc_bytes"})
|
|
},
|
|
{
|
|
"switch-to-view",
|
|
com_switch_to_view,
|
|
|
|
help_text(":switch-to-view")
|
|
.with_summary("Switch to the given view")
|
|
.with_parameter(help_text("view-name", "The name of the view to switch to."))
|
|
.with_example({"schema"})
|
|
},
|
|
{
|
|
"toggle-view",
|
|
com_switch_to_view,
|
|
|
|
help_text(":toggle-view")
|
|
.with_summary("Switch to the given view or, if it is already displayed, "
|
|
"switch to the previous view")
|
|
.with_parameter(help_text("view-name", "The name of the view to toggle the display of."))
|
|
.with_example({"schema"})
|
|
},
|
|
{
|
|
"reset-session",
|
|
com_reset_session,
|
|
|
|
help_text(":reset-session")
|
|
.with_summary("Reset the session state, clearing all filters, highlights, and bookmarks")
|
|
},
|
|
{
|
|
"load-session",
|
|
com_load_session,
|
|
|
|
help_text(":load-session")
|
|
.with_summary("Load the latest session state")
|
|
},
|
|
{
|
|
"save-session",
|
|
com_save_session,
|
|
|
|
help_text(":save-session")
|
|
.with_summary("Save the current state as a session")
|
|
},
|
|
{
|
|
"set-min-log-level",
|
|
com_set_min_log_level,
|
|
|
|
help_text(":set-min-log-level")
|
|
.with_summary("Set the minimum log level to display in the log view")
|
|
.with_parameter(help_text("log-level", "The new minimum log level"))
|
|
.with_example({"error"})
|
|
},
|
|
{
|
|
"redraw",
|
|
com_redraw,
|
|
|
|
help_text(":redraw")
|
|
.with_summary("Do a full redraw of the screen")
|
|
},
|
|
{
|
|
"zoom-to",
|
|
com_zoom_to,
|
|
|
|
help_text(":zoom-to")
|
|
.with_summary("Zoom the histogram view to the given level")
|
|
.with_parameter(help_text("zoom-level", "The zoom level"))
|
|
.with_example({"1-week"})
|
|
},
|
|
{
|
|
"echo",
|
|
com_echo,
|
|
|
|
help_text(":echo")
|
|
.with_summary("Echo the given message")
|
|
.with_parameter(help_text("msg", "The message to display"))
|
|
.with_tags({"scripting"})
|
|
.with_example({"Hello, World!"})
|
|
},
|
|
{
|
|
"alt-msg",
|
|
com_alt_msg,
|
|
|
|
help_text(":alt-msg")
|
|
.with_summary("Display a message in the alternate command position")
|
|
.with_parameter(help_text("msg", "The message to display"))
|
|
.with_tags({"scripting"})
|
|
.with_example({"Press t to switch to the text view"})
|
|
},
|
|
{
|
|
"eval",
|
|
com_eval,
|
|
|
|
help_text(":eval")
|
|
.with_summary(
|
|
"Evaluate the given command/query after doing environment variable substitution")
|
|
.with_parameter(help_text("command",
|
|
"The command or query to perform substitution on."))
|
|
.with_tags({"scripting"})
|
|
.with_examples(
|
|
{
|
|
{":echo $HOME"},
|
|
{";SELECT * FROM ${table}"}
|
|
})
|
|
},
|
|
{
|
|
"config",
|
|
com_config,
|
|
|
|
help_text(":config")
|
|
.with_summary("Read or write a configuration option")
|
|
.with_parameter(help_text("option", "The path to the option to read or write"))
|
|
.with_parameter(help_text("value", "The value to write. If not given, the current value is returned")
|
|
.optional())
|
|
.with_example({"/ui/clock-format"})
|
|
.with_tags({"configuration"})
|
|
},
|
|
{
|
|
"save-config",
|
|
com_save_config,
|
|
|
|
help_text(":save-config")
|
|
.with_summary("Save the current configuration state")
|
|
.with_tags({"configuration"})
|
|
},
|
|
{
|
|
"reset-config",
|
|
com_reset_config,
|
|
|
|
help_text(":reset-config")
|
|
.with_summary("Reset the configuration option to its default value")
|
|
.with_parameter(help_text("option", "The path to the option to reset"))
|
|
.with_example({"/ui/clock-format"})
|
|
.with_tags({"configuration"})
|
|
},
|
|
{
|
|
"spectrogram",
|
|
com_spectrogram,
|
|
|
|
help_text(":spectrogram")
|
|
.with_summary("Visualize the given message field using a spectrogram")
|
|
.with_parameter(help_text("field-name", "The name of the numeric field to visualize."))
|
|
.with_example({"sc_bytes"})
|
|
},
|
|
{
|
|
"quit",
|
|
com_quit,
|
|
|
|
help_text(":quit")
|
|
.with_summary("Quit lnav")
|
|
},
|
|
|
|
{ NULL },
|
|
};
|
|
|
|
unordered_map<char const *, vector<char const *>> aliases = {
|
|
{ "quit", { "q" } },
|
|
};
|
|
|
|
void init_lnav_commands(readline_context::command_map_t &cmd_map)
|
|
{
|
|
for (int lpc = 0; STD_COMMANDS[lpc].c_name != NULL; lpc++) {
|
|
readline_context::command_t &cmd = STD_COMMANDS[lpc];
|
|
|
|
cmd.c_help.index_tags();
|
|
cmd_map[cmd.c_name] = &cmd;
|
|
|
|
auto itr = aliases.find(cmd.c_name);
|
|
if (itr != aliases.end()) {
|
|
for (char const * alias: itr->second) {
|
|
cmd_map[alias] = &cmd;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (getenv("LNAV_SRC") != NULL) {
|
|
static readline_context::command_t add_test;
|
|
|
|
add_test = com_add_test;
|
|
cmd_map["add-test"] = &add_test;
|
|
}
|
|
if (getenv("lnav_test") != NULL) {
|
|
static readline_context::command_t rebuild, shexec, poll_now;
|
|
|
|
rebuild = com_rebuild;
|
|
cmd_map["rebuild"] = &rebuild;
|
|
shexec = com_shexec;
|
|
cmd_map["shexec"] = &shexec;
|
|
poll_now = com_poll_now;
|
|
cmd_map["poll-now"] = &poll_now;
|
|
}
|
|
}
|