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193 lines
7.2 KiB
C++
193 lines
7.2 KiB
C++
/**
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* Copyright (c) 2015, 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 "lnav.hh"
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#include "field_overlay_source.hh"
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#include "readline_highlighters.hh"
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using namespace std;
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size_t field_overlay_source::list_overlay_count(const listview_curses &lv)
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{
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logfile_sub_source &lss = lnav_data.ld_log_source;
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view_colors &vc = view_colors::singleton();
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if (!this->fos_active) {
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return 0;
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}
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if (lss.text_line_count() == 0) {
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this->fos_log_helper.clear();
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return 0;
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}
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content_line_t cl = lss.at(lv.get_top());
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if (!this->fos_log_helper.parse_line(cl)) {
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return 0;
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}
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this->fos_known_key_size = 0;
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this->fos_unknown_key_size = 0;
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for (std::vector<logline_value>::iterator iter =
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this->fos_log_helper.ldh_line_values.begin();
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iter != this->fos_log_helper.ldh_line_values.end();
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++iter) {
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this->fos_known_key_size = max(this->fos_known_key_size,
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(int)iter->lv_name.size());
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}
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for (data_parser::element_list_t::iterator iter =
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this->fos_log_helper.ldh_parser->dp_pairs.begin();
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iter != this->fos_log_helper.ldh_parser->dp_pairs.end();
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++iter) {
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std::string colname = this->fos_log_helper.ldh_parser->get_element_string(
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iter->e_sub_elements->front());
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colname = this->fos_log_helper.ldh_namer->add_column(colname);
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this->fos_unknown_key_size = max(
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this->fos_unknown_key_size, (int)colname.length());
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}
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this->fos_lines.clear();
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log_format *lf = this->fos_log_helper.ldh_file->get_format();
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if (!lf->get_pattern_regex().empty()) {
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attr_line_t pattern_al;
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std::string &pattern_str = pattern_al.get_string();
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pattern_str = " Pattern: " + lf->get_pattern_name() + " = ";
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int skip = pattern_str.length();
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pattern_str += lf->get_pattern_regex();
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readline_regex_highlighter(pattern_al, skip);
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this->fos_lines.push_back(pattern_al);
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}
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char old_timestamp[64], curr_timestamp[64];
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struct timeval curr_tv, offset_tv, orig_tv;
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char log_time[256];
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sql_strftime(curr_timestamp, sizeof(curr_timestamp),
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this->fos_log_helper.ldh_line->get_time(),
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this->fos_log_helper.ldh_line->get_millis(),
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'T');
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curr_tv = this->fos_log_helper.ldh_line->get_timeval();
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offset_tv = this->fos_log_helper.ldh_file->get_time_offset();
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timersub(&curr_tv, &offset_tv, &orig_tv);
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sql_strftime(old_timestamp, sizeof(old_timestamp),
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orig_tv.tv_sec, orig_tv.tv_usec / 1000,
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'T');
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snprintf(log_time, sizeof(log_time),
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" Current Time: %s Original Time: %s Offset: %+d.%03d",
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curr_timestamp,
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old_timestamp,
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(int)offset_tv.tv_sec, (int)(offset_tv.tv_usec / 1000));
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this->fos_lines.push_back(log_time);
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if (this->fos_log_helper.ldh_line_values.empty()) {
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this->fos_lines.push_back(" No known message fields");
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}
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else{
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this->fos_lines.push_back(" Known message fields: (SQL table -- " +
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this->fos_log_helper.ldh_file->get_format()->get_name().to_string() +
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")");
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}
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for (size_t lpc = 0; lpc < this->fos_log_helper.ldh_line_values.size(); lpc++) {
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logline_value &lv = this->fos_log_helper.ldh_line_values[lpc];
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attr_line_t al;
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string str;
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str = " " + lv.lv_name.to_string();
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str.append(this->fos_known_key_size - lv.lv_name.size() + 3, ' ');
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str += " = " + lv.to_string();
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al.with_string(str)
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.with_attr(string_attr(
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line_range(3, 3 + lv.lv_name.size()),
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&view_curses::VC_STYLE,
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vc.attrs_for_ident(lv.lv_name.to_string())));
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this->fos_lines.push_back(al);
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this->add_key_line_attrs(this->fos_known_key_size);
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}
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std::map<const intern_string_t, json_ptr_walk::pair_list_t>::iterator json_iter;
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if (!this->fos_log_helper.ldh_json_pairs.empty()) {
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this->fos_lines.push_back(" JSON fields:");
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}
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for (json_iter = this->fos_log_helper.ldh_json_pairs.begin();
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json_iter != this->fos_log_helper.ldh_json_pairs.end();
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++json_iter) {
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json_ptr_walk::pair_list_t &jpairs = json_iter->second;
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for (size_t lpc = 0; lpc < jpairs.size(); lpc++) {
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this->fos_lines.push_back(" " +
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this->fos_log_helper.format_json_getter(json_iter->first, lpc) + " = " +
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jpairs[lpc].second);
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this->add_key_line_attrs(0);
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}
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}
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if (this->fos_log_helper.ldh_parser->dp_pairs.empty()) {
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this->fos_lines.push_back(" No discovered message fields");
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}
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else {
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this->fos_lines.push_back(" Discovered message fields: (SQL table -- logline)");
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}
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data_parser::element_list_t::iterator iter;
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iter = this->fos_log_helper.ldh_parser->dp_pairs.begin();
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for (size_t lpc = 0;
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lpc < this->fos_log_helper.ldh_parser->dp_pairs.size(); lpc++, ++iter) {
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string &name = this->fos_log_helper.ldh_namer->cn_names[lpc];
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string val = this->fos_log_helper.ldh_parser->get_element_string(
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iter->e_sub_elements->back());
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attr_line_t al(" " + name + " = " + val);
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al.with_attr(string_attr(
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line_range(3, 3 + name.length()),
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&view_curses::VC_STYLE,
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vc.attrs_for_ident(name)));
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this->fos_lines.push_back(al);
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this->add_key_line_attrs(this->fos_unknown_key_size,
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lpc == (this->fos_log_helper.ldh_parser->dp_pairs.size() - 1));
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}
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return this->fos_lines.size();
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};
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