mirror of https://gerrit.osmocom.org/libosmocore
295 lines
6.6 KiB
C
295 lines
6.6 KiB
C
/* test program with a vty interface to test logging behavior */
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/*
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* (C) 2018 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de>
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* All Rights Reserved
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*
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* Author: Neels Hofmeyr <neels@hofmeyr.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#define _GNU_SOURCE
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#include <getopt.h>
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#include <signal.h>
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#include <osmocom/core/logging.h>
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#include <osmocom/core/utils.h>
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#include <osmocom/core/application.h>
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#include <osmocom/vty/command.h>
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#include <osmocom/vty/logging.h>
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#include <osmocom/vty/misc.h>
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#include <osmocom/vty/telnet_interface.h>
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#include <stdlib.h>
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#include "config.h"
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void *root_ctx = NULL;
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enum {
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DAA,
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DBB,
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DCCC,
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DDDDD,
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DEEE,
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};
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DEFUN(log_sweep, log_sweep_cmd,
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"log-sweep [CATEGORY]",
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"Log once for all categories on all levels\n")
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{
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int only_category = argc ? log_parse_category(argv[0]) : -1;
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if (argc && only_category < 0) {
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vty_out(vty, "%% Error: unknown category: %s%s", argv[0], VTY_NEWLINE);
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return CMD_WARNING;
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}
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#define LOG_LEVEL(CAT, LEVEL) \
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if (only_category < 0 || only_category == CAT) \
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LOGP(CAT, LEVEL, "Log message for " #CAT " on level " #LEVEL "\n")
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#define LOG_ALL_LEVELS(CAT) \
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LOG_LEVEL(CAT, LOGL_DEBUG); \
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LOG_LEVEL(CAT, LOGL_INFO); \
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LOG_LEVEL(CAT, LOGL_NOTICE); \
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LOG_LEVEL(CAT, LOGL_ERROR); \
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LOG_LEVEL(CAT, LOGL_FATAL)
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LOG_ALL_LEVELS(DAA);
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LOG_ALL_LEVELS(DBB);
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LOG_ALL_LEVELS(DCCC);
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LOG_ALL_LEVELS(DDDDD);
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LOG_ALL_LEVELS(DEEE);
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vty_out(vty, "%s", VTY_NEWLINE);
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return CMD_SUCCESS;
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}
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static void vty_commands_init(void)
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{
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install_element_ve(&log_sweep_cmd);
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}
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static const struct log_info_cat default_categories[] = {
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[DAA] = {
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.name = "DAA",
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.description = "Antropomorphic Armadillos (AA)",
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.color = "\033[1;31m",
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.enabled = 1, .loglevel = LOGL_DEBUG,
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},
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[DBB] = {
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.name = "DBB",
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.description = "Bidirectional Breadspread (BB)",
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.color = "\033[1;32m",
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.enabled = 1, .loglevel = LOGL_INFO,
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},
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[DCCC] = {
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.name = "DCCC",
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.description = "Chaos Communication Congress (CCC)",
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.color = "\033[1;33m",
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.enabled = 1, .loglevel = LOGL_NOTICE,
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},
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[DDDDD] = {
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.name = "DDDDD",
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.description = "Dehydrated Dribbling Duck Dunkers (DDDD)",
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.color = "\033[1;34m",
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.enabled = 1, .loglevel = LOGL_ERROR,
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},
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[DEEE] = {
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.name = "DEEE",
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.description = "Exhaustive Entropy Extraction (EEE)",
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.color = "\033[1;35m",
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.enabled = 1, .loglevel = LOGL_FATAL,
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},
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};
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const struct log_info log_info = {
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.cat = default_categories,
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.num_cat = ARRAY_SIZE(default_categories),
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};
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static void print_help(void)
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{
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printf( "options:\n"
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" -h --help this text\n"
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" -d --debug MASK Enable debugging (e.g. -d DRSL:DOML:DLAPDM)\n"
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" -D --daemonize For the process into a background daemon\n"
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" -c --config-file Specify the filename of the config file\n"
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" -s --disable-color Don't use colors in stderr log output\n"
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" -T --timestamp Prefix every log line with a timestamp\n"
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" -V --version Print version information and exit\n"
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" -e --log-level Set a global log-level\n"
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);
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}
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static struct {
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const char *config_file;
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int daemonize;
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} cmdline_config = {};
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static void handle_options(int argc, char **argv)
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{
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while (1) {
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int option_idx = 0, c;
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static const struct option long_options[] = {
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{ "help", 0, 0, 'h' },
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{ "debug", 1, 0, 'd' },
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{ "daemonize", 0, 0, 'D' },
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{ "config-file", 1, 0, 'c' },
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{ "disable-color", 0, 0, 's' },
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{ "timestamp", 0, 0, 'T' },
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{ "version", 0, 0, 'V' },
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{ "log-level", 1, 0, 'e' },
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{}
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};
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c = getopt_long(argc, argv, "hc:d:Dc:sTVe:",
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long_options, &option_idx);
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if (c == -1)
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break;
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switch (c) {
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case 'h':
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print_help();
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exit(0);
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case 's':
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log_set_use_color(osmo_stderr_target, 0);
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break;
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case 'd':
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log_parse_category_mask(osmo_stderr_target, optarg);
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break;
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case 'D':
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cmdline_config.daemonize = 1;
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break;
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case 'c':
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cmdline_config.config_file = optarg;
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break;
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case 'T':
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log_set_print_timestamp(osmo_stderr_target, 1);
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break;
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case 'e':
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log_set_log_level(osmo_stderr_target, atoi(optarg));
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break;
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case 'V':
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print_version(1);
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exit(0);
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break;
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default:
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/* catch unknown options *as well as* missing arguments. */
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fprintf(stderr, "Error in command line options. Exiting.\n");
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exit(-1);
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}
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}
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}
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static int quit = 0;
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static void signal_handler(int signal)
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{
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fprintf(stdout, "signal %u received\n", signal);
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switch (signal) {
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case SIGINT:
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case SIGTERM:
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quit++;
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break;
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case SIGABRT:
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osmo_generate_backtrace();
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/* in case of abort, we want to obtain a talloc report
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* and then return to the caller, who will abort the process */
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case SIGUSR1:
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talloc_report(tall_vty_ctx, stderr);
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talloc_report_full(root_ctx, stderr);
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break;
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case SIGUSR2:
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talloc_report_full(tall_vty_ctx, stderr);
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break;
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default:
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break;
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}
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}
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static struct vty_app_info vty_info = {
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.name = "logging_vty_test",
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.version = PACKAGE_VERSION,
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};
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int main(int argc, char **argv)
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{
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int rc;
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root_ctx = talloc_named_const(NULL, 0, "logging_vty_test");
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vty_info.tall_ctx = root_ctx;
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vty_init(&vty_info);
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osmo_init_logging2(root_ctx, &log_info);
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log_enable_multithread();
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vty_commands_init();
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handle_options(argc, argv);
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logging_vty_add_cmds();
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osmo_talloc_vty_add_cmds();
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log_set_print_category(osmo_stderr_target, 1);
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log_set_print_category_hex(osmo_stderr_target, 0);
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log_set_print_level(osmo_stderr_target, 1);
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log_set_print_filename2(osmo_stderr_target, LOG_FILENAME_NONE);
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log_target_file_switch_to_wqueue(osmo_stderr_target);
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if (cmdline_config.config_file) {
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rc = vty_read_config_file(cmdline_config.config_file, NULL);
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if (rc < 0) {
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LOGP(DLGLOBAL, LOGL_FATAL, "Failed to parse the config file: '%s'\n",
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cmdline_config.config_file);
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return 1;
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}
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}
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rc = telnet_init_default(root_ctx, NULL, 42042);
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if (rc < 0)
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return 2;
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signal(SIGINT, &signal_handler);
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signal(SIGTERM, &signal_handler);
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signal(SIGABRT, &signal_handler);
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signal(SIGUSR1, &signal_handler);
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signal(SIGUSR2, &signal_handler);
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osmo_init_ignore_signals();
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if (cmdline_config.daemonize) {
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rc = osmo_daemonize();
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if (rc < 0) {
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perror("Error during daemonize");
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return 6;
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}
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}
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while (!quit) {
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log_reset_context();
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osmo_select_main(0);
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}
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log_fini();
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talloc_free(root_ctx);
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talloc_free(tall_vty_ctx);
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return 0;
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}
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