/** * Copyright (c) 2015, Timothy Stack * * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * * Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * Neither the name of Timothy Stack nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "config.h" #include "lnav.hh" #include "field_overlay_source.hh" #include "readline_highlighters.hh" using namespace std; size_t field_overlay_source::list_overlay_count(const listview_curses &lv) { logfile_sub_source &lss = lnav_data.ld_log_source; view_colors &vc = view_colors::singleton(); if (!this->fos_active) { return 0; } if (lss.text_line_count() == 0) { this->fos_log_helper.clear(); return 0; } content_line_t cl = lss.at(lv.get_top()); if (!this->fos_log_helper.parse_line(cl)) { return 0; } this->fos_known_key_size = 0; this->fos_unknown_key_size = 0; for (std::vector::iterator iter = this->fos_log_helper.ldh_line_values.begin(); iter != this->fos_log_helper.ldh_line_values.end(); ++iter) { this->fos_known_key_size = max(this->fos_known_key_size, (int)iter->lv_name.size()); } for (data_parser::element_list_t::iterator iter = this->fos_log_helper.ldh_parser->dp_pairs.begin(); iter != this->fos_log_helper.ldh_parser->dp_pairs.end(); ++iter) { std::string colname = this->fos_log_helper.ldh_parser->get_element_string( iter->e_sub_elements->front()); colname = this->fos_log_helper.ldh_namer->add_column(colname); this->fos_unknown_key_size = max( this->fos_unknown_key_size, (int)colname.length()); } this->fos_lines.clear(); log_format *lf = this->fos_log_helper.ldh_file->get_format(); if (!lf->get_pattern_regex().empty()) { attr_line_t pattern_al; std::string &pattern_str = pattern_al.get_string(); pattern_str = " Pattern: " + lf->get_pattern_name() + " = "; int skip = pattern_str.length(); pattern_str += lf->get_pattern_regex(); readline_regex_highlighter(pattern_al, skip); this->fos_lines.push_back(pattern_al); } char old_timestamp[64], curr_timestamp[64]; struct timeval curr_tv, offset_tv, orig_tv; char log_time[256]; sql_strftime(curr_timestamp, sizeof(curr_timestamp), this->fos_log_helper.ldh_line->get_time(), this->fos_log_helper.ldh_line->get_millis(), 'T'); curr_tv = this->fos_log_helper.ldh_line->get_timeval(); offset_tv = this->fos_log_helper.ldh_file->get_time_offset(); timersub(&curr_tv, &offset_tv, &orig_tv); sql_strftime(old_timestamp, sizeof(old_timestamp), orig_tv.tv_sec, orig_tv.tv_usec / 1000, 'T'); snprintf(log_time, sizeof(log_time), " Current Time: %s Original Time: %s Offset: %+d.%03d", curr_timestamp, old_timestamp, (int)offset_tv.tv_sec, (int)(offset_tv.tv_usec / 1000)); this->fos_lines.push_back(log_time); if (this->fos_log_helper.ldh_line_values.empty()) { this->fos_lines.push_back(" No known message fields"); } else{ this->fos_lines.push_back(" Known message fields: (SQL table -- " + this->fos_log_helper.ldh_file->get_format()->get_name().to_string() + ")"); } for (size_t lpc = 0; lpc < this->fos_log_helper.ldh_line_values.size(); lpc++) { logline_value &lv = this->fos_log_helper.ldh_line_values[lpc]; attr_line_t al; string str; str = " " + lv.lv_name.to_string(); str.append(this->fos_known_key_size - lv.lv_name.size() + 3, ' '); str += " = " + lv.to_string(); al.with_string(str) .with_attr(string_attr( line_range(3, 3 + lv.lv_name.size()), &view_curses::VC_STYLE, vc.attrs_for_ident(lv.lv_name.to_string()))); this->fos_lines.push_back(al); this->add_key_line_attrs(this->fos_known_key_size); } std::map::iterator json_iter; if (!this->fos_log_helper.ldh_json_pairs.empty()) { this->fos_lines.push_back(" JSON fields:"); } for (json_iter = this->fos_log_helper.ldh_json_pairs.begin(); json_iter != this->fos_log_helper.ldh_json_pairs.end(); ++json_iter) { json_ptr_walk::pair_list_t &jpairs = json_iter->second; for (size_t lpc = 0; lpc < jpairs.size(); lpc++) { this->fos_lines.push_back(" " + this->fos_log_helper.format_json_getter(json_iter->first, lpc) + " = " + jpairs[lpc].second); this->add_key_line_attrs(0); } } if (this->fos_log_helper.ldh_parser->dp_pairs.empty()) { this->fos_lines.push_back(" No discovered message fields"); } else { this->fos_lines.push_back(" Discovered message fields: (SQL table -- logline)"); } data_parser::element_list_t::iterator iter; iter = this->fos_log_helper.ldh_parser->dp_pairs.begin(); for (size_t lpc = 0; lpc < this->fos_log_helper.ldh_parser->dp_pairs.size(); lpc++, ++iter) { string &name = this->fos_log_helper.ldh_namer->cn_names[lpc]; string val = this->fos_log_helper.ldh_parser->get_element_string( iter->e_sub_elements->back()); attr_line_t al(" " + name + " = " + val); al.with_attr(string_attr( line_range(3, 3 + name.length()), &view_curses::VC_STYLE, vc.attrs_for_ident(name))); this->fos_lines.push_back(al); this->add_key_line_attrs(this->fos_unknown_key_size, lpc == (this->fos_log_helper.ldh_parser->dp_pairs.size() - 1)); } return this->fos_lines.size(); };