mirror of
https://github.com/profanity-im/profanity.git
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745 lines
20 KiB
C
745 lines
20 KiB
C
/*
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* log.c
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*
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* Copyright (C) 2012 - 2016 James Booth <boothj5@gmail.com>
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*
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* This file is part of Profanity.
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*
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* Profanity 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 3 of the License, or
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* (at your option) any later version.
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*
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* Profanity 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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* You should have received a copy of the GNU General Public License
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* along with Profanity. If not, see <https://www.gnu.org/licenses/>.
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*
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* In addition, as a special exception, the copyright holders give permission to
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* link the code of portions of this program with the OpenSSL library under
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* certain conditions as described in each individual source file, and
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* distribute linked combinations including the two.
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*
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* You must obey the GNU General Public License in all respects for all of the
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* code used other than OpenSSL. If you modify file(s) with this exception, you
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* may extend this exception to your version of the file(s), but you are not
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* obligated to do so. If you do not wish to do so, delete this exception
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* statement from your version. If you delete this exception statement from all
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* source files in the program, then also delete it here.
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*
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*/
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#include <assert.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "glib.h"
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#include "glib/gstdio.h"
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#include "log.h"
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#include "common.h"
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#include "config/files.h"
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#include "config/preferences.h"
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#include "xmpp/xmpp.h"
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#define PROF "prof"
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static FILE *logp;
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GString *mainlogfile;
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static GTimeZone *tz;
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static GDateTime *dt;
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static log_level_t level_filter;
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static GHashTable *logs;
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static GHashTable *groupchat_logs;
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static GDateTime *session_started;
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enum {
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STDERR_BUFSIZE = 4000,
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STDERR_RETRY_NR = 5,
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};
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static int stderr_inited;
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static log_level_t stderr_level;
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static int stderr_pipe[2];
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static char *stderr_buf;
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static GString *stderr_msg;
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struct dated_chat_log {
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gchar *filename;
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GDateTime *date;
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};
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static gboolean _log_roll_needed(struct dated_chat_log *dated_log);
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static struct dated_chat_log* _create_log(const char *const other, const char *const login);
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static struct dated_chat_log* _create_groupchat_log(const char *const room, const char *const login);
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static void _free_chat_log(struct dated_chat_log *dated_log);
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static gboolean _key_equals(void *key1, void *key2);
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static char* _get_log_filename(const char *const other, const char *const login, GDateTime *dt, gboolean create);
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static char* _get_groupchat_log_filename(const char *const room, const char *const login, GDateTime *dt,
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gboolean create);
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static void _rotate_log_file(void);
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static char* _log_string_from_level(log_level_t level);
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static void _chat_log_chat(const char *const login, const char *const other, const gchar *const msg,
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chat_log_direction_t direction, GDateTime *timestamp);
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void
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log_debug(const char *const msg, ...)
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{
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va_list arg;
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va_start(arg, msg);
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GString *fmt_msg = g_string_new(NULL);
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g_string_vprintf(fmt_msg, msg, arg);
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log_msg(PROF_LEVEL_DEBUG, PROF, fmt_msg->str);
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g_string_free(fmt_msg, TRUE);
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va_end(arg);
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}
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void
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log_info(const char *const msg, ...)
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{
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va_list arg;
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va_start(arg, msg);
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GString *fmt_msg = g_string_new(NULL);
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g_string_vprintf(fmt_msg, msg, arg);
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log_msg(PROF_LEVEL_INFO, PROF, fmt_msg->str);
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g_string_free(fmt_msg, TRUE);
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va_end(arg);
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}
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void
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log_warning(const char *const msg, ...)
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{
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va_list arg;
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va_start(arg, msg);
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GString *fmt_msg = g_string_new(NULL);
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g_string_vprintf(fmt_msg, msg, arg);
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log_msg(PROF_LEVEL_WARN, PROF, fmt_msg->str);
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g_string_free(fmt_msg, TRUE);
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va_end(arg);
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}
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void
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log_error(const char *const msg, ...)
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{
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va_list arg;
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va_start(arg, msg);
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GString *fmt_msg = g_string_new(NULL);
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g_string_vprintf(fmt_msg, msg, arg);
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log_msg(PROF_LEVEL_ERROR, PROF, fmt_msg->str);
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g_string_free(fmt_msg, TRUE);
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va_end(arg);
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}
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void
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log_init(log_level_t filter)
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{
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level_filter = filter;
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tz = g_time_zone_new_local();
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char *log_file = files_get_log_file();
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logp = fopen(log_file, "a");
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g_chmod(log_file, S_IRUSR | S_IWUSR);
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mainlogfile = g_string_new(log_file);
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free(log_file);
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}
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void
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log_reinit(void)
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{
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log_close();
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log_init(level_filter);
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}
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char*
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get_log_file_location(void)
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{
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return mainlogfile->str;
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}
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log_level_t
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log_get_filter(void)
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{
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return level_filter;
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}
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void
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log_close(void)
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{
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g_string_free(mainlogfile, TRUE);
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g_time_zone_unref(tz);
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if (logp) {
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fclose(logp);
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}
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}
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void
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log_msg(log_level_t level, const char *const area, const char *const msg)
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{
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if (level >= level_filter && logp) {
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dt = g_date_time_new_now(tz);
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char *level_str = _log_string_from_level(level);
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gchar *date_fmt = g_date_time_format(dt, "%d/%m/%Y %H:%M:%S");
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fprintf(logp, "%s: %s: %s: %s\n", date_fmt, area, level_str, msg);
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g_date_time_unref(dt);
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fflush(logp);
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g_free(date_fmt);
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if (prefs_get_boolean(PREF_LOG_ROTATE)) {
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long result = ftell(logp);
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if (result != -1 && result >= prefs_get_max_log_size()) {
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_rotate_log_file();
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}
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}
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}
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}
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log_level_t
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log_level_from_string(char *log_level)
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{
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assert(log_level != NULL);
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if (strcmp(log_level, "DEBUG") == 0) {
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return PROF_LEVEL_DEBUG;
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} else if (strcmp(log_level, "INFO") == 0) {
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return PROF_LEVEL_INFO;
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} else if (strcmp(log_level, "WARN") == 0) {
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return PROF_LEVEL_WARN;
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} else if (strcmp(log_level, "ERROR") == 0) {
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return PROF_LEVEL_ERROR;
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} else { // default to info
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return PROF_LEVEL_INFO;
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}
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}
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static void
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_rotate_log_file(void)
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{
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char *log_file = files_get_log_file();
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size_t len = strlen(log_file);
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char *log_file_new = malloc(len + 3);
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strncpy(log_file_new, log_file, len);
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log_file_new[len] = '.';
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log_file_new[len+1] = '1';
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log_file_new[len+2] = 0;
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log_close();
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rename(log_file, log_file_new);
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log_init(log_get_filter());
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free(log_file_new);
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free(log_file);
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log_info("Log has been rotated");
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}
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void
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chat_log_init(void)
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{
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session_started = g_date_time_new_now_local();
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log_info("Initialising chat logs");
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logs = g_hash_table_new_full(g_str_hash, (GEqualFunc) _key_equals, free,
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(GDestroyNotify)_free_chat_log);
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}
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void
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groupchat_log_init(void)
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{
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log_info("Initialising groupchat logs");
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groupchat_logs = g_hash_table_new_full(g_str_hash, (GEqualFunc) _key_equals, free,
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(GDestroyNotify)_free_chat_log);
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}
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void
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chat_log_msg_out(const char *const barejid, const char *const msg)
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{
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if (prefs_get_boolean(PREF_CHLOG)) {
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const char *jid = connection_get_fulljid();
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Jid *jidp = jid_create(jid);
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_chat_log_chat(jidp->barejid, barejid, msg, PROF_OUT_LOG, NULL);
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jid_destroy(jidp);
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}
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}
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void
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chat_log_otr_msg_out(const char *const barejid, const char *const msg)
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{
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if (prefs_get_boolean(PREF_CHLOG)) {
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const char *jid = connection_get_fulljid();
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Jid *jidp = jid_create(jid);
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char *pref_otr_log = prefs_get_string(PREF_OTR_LOG);
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if (strcmp(pref_otr_log, "on") == 0) {
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_chat_log_chat(jidp->barejid, barejid, msg, PROF_OUT_LOG, NULL);
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} else if (strcmp(pref_otr_log, "redact") == 0) {
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_chat_log_chat(jidp->barejid, barejid, "[redacted]", PROF_OUT_LOG, NULL);
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}
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prefs_free_string(pref_otr_log);
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jid_destroy(jidp);
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}
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}
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void
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chat_log_pgp_msg_out(const char *const barejid, const char *const msg)
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{
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if (prefs_get_boolean(PREF_CHLOG)) {
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const char *jid = connection_get_fulljid();
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Jid *jidp = jid_create(jid);
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char *pref_pgp_log = prefs_get_string(PREF_PGP_LOG);
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if (strcmp(pref_pgp_log, "on") == 0) {
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_chat_log_chat(jidp->barejid, barejid, msg, PROF_OUT_LOG, NULL);
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} else if (strcmp(pref_pgp_log, "redact") == 0) {
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_chat_log_chat(jidp->barejid, barejid, "[redacted]", PROF_OUT_LOG, NULL);
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}
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prefs_free_string(pref_pgp_log);
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jid_destroy(jidp);
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}
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}
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void
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chat_log_otr_msg_in(const char *const barejid, const char *const msg, gboolean was_decrypted, GDateTime *timestamp)
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{
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if (prefs_get_boolean(PREF_CHLOG)) {
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const char *jid = connection_get_fulljid();
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Jid *jidp = jid_create(jid);
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char *pref_otr_log = prefs_get_string(PREF_OTR_LOG);
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if (!was_decrypted || (strcmp(pref_otr_log, "on") == 0)) {
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_chat_log_chat(jidp->barejid, barejid, msg, PROF_IN_LOG, timestamp);
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} else if (strcmp(pref_otr_log, "redact") == 0) {
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_chat_log_chat(jidp->barejid, barejid, "[redacted]", PROF_IN_LOG, timestamp);
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}
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prefs_free_string(pref_otr_log);
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jid_destroy(jidp);
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}
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}
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void
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chat_log_pgp_msg_in(const char *const barejid, const char *const msg, GDateTime *timestamp)
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{
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if (prefs_get_boolean(PREF_CHLOG)) {
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const char *jid = connection_get_fulljid();
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Jid *jidp = jid_create(jid);
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char *pref_pgp_log = prefs_get_string(PREF_PGP_LOG);
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if (strcmp(pref_pgp_log, "on") == 0) {
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_chat_log_chat(jidp->barejid, barejid, msg, PROF_IN_LOG, timestamp);
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} else if (strcmp(pref_pgp_log, "redact") == 0) {
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_chat_log_chat(jidp->barejid, barejid, "[redacted]", PROF_IN_LOG, timestamp);
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}
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prefs_free_string(pref_pgp_log);
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jid_destroy(jidp);
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}
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}
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void
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chat_log_msg_in(const char *const barejid, const char *const msg, GDateTime *timestamp)
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{
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if (prefs_get_boolean(PREF_CHLOG)) {
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const char *jid = connection_get_fulljid();
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Jid *jidp = jid_create(jid);
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_chat_log_chat(jidp->barejid, barejid, msg, PROF_IN_LOG, timestamp);
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jid_destroy(jidp);
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}
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}
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static void
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_chat_log_chat(const char *const login, const char *const other, const char *const msg,
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chat_log_direction_t direction, GDateTime *timestamp)
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{
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struct dated_chat_log *dated_log = g_hash_table_lookup(logs, other);
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// no log for user
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if (dated_log == NULL) {
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dated_log = _create_log(other, login);
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g_hash_table_insert(logs, strdup(other), dated_log);
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// log exists but needs rolling
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} else if (_log_roll_needed(dated_log)) {
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dated_log = _create_log(other, login);
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g_hash_table_replace(logs, strdup(other), dated_log);
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}
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if (timestamp == NULL) {
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timestamp = g_date_time_new_now_local();
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} else {
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g_date_time_ref(timestamp);
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}
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gchar *date_fmt = g_date_time_format(timestamp, "%H:%M:%S");
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FILE *logp = fopen(dated_log->filename, "a");
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g_chmod(dated_log->filename, S_IRUSR | S_IWUSR);
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if (logp) {
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if (direction == PROF_IN_LOG) {
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if (strncmp(msg, "/me ", 4) == 0) {
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fprintf(logp, "%s - *%s %s\n", date_fmt, other, msg + 4);
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} else {
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fprintf(logp, "%s - %s: %s\n", date_fmt, other, msg);
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}
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} else {
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if (strncmp(msg, "/me ", 4) == 0) {
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fprintf(logp, "%s - *me %s\n", date_fmt, msg + 4);
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} else {
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fprintf(logp, "%s - me: %s\n", date_fmt, msg);
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}
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}
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fflush(logp);
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int result = fclose(logp);
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if (result == EOF) {
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log_error("Error closing file %s, errno = %d", dated_log->filename, errno);
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}
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}
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g_free(date_fmt);
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g_date_time_unref(timestamp);
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}
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void
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groupchat_log_chat(const gchar *const login, const gchar *const room, const gchar *const nick, const gchar *const msg)
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{
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struct dated_chat_log *dated_log = g_hash_table_lookup(groupchat_logs, room);
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// no log for room
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if (dated_log == NULL) {
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dated_log = _create_groupchat_log(room, login);
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g_hash_table_insert(groupchat_logs, strdup(room), dated_log);
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// log exists but needs rolling
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} else if (_log_roll_needed(dated_log)) {
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dated_log = _create_groupchat_log(room, login);
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g_hash_table_replace(logs, strdup(room), dated_log);
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}
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GDateTime *dt = g_date_time_new_now_local();
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gchar *date_fmt = g_date_time_format(dt, "%H:%M:%S");
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FILE *logp = fopen(dated_log->filename, "a");
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g_chmod(dated_log->filename, S_IRUSR | S_IWUSR);
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if (logp) {
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if (strncmp(msg, "/me ", 4) == 0) {
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fprintf(logp, "%s - *%s %s\n", date_fmt, nick, msg + 4);
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} else {
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fprintf(logp, "%s - %s: %s\n", date_fmt, nick, msg);
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}
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fflush(logp);
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int result = fclose(logp);
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if (result == EOF) {
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log_error("Error closing file %s, errno = %d", dated_log->filename, errno);
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}
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}
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g_free(date_fmt);
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g_date_time_unref(dt);
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}
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GSList*
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chat_log_get_previous(const gchar *const login, const gchar *const recipient)
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{
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GSList *history = NULL;
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GDateTime *now = g_date_time_new_now_local();
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GDateTime *log_date = g_date_time_new(tz,
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g_date_time_get_year(session_started),
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g_date_time_get_month(session_started),
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g_date_time_get_day_of_month(session_started),
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g_date_time_get_hour(session_started),
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g_date_time_get_minute(session_started),
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g_date_time_get_second(session_started));
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// get data from all logs from the day the session was started to today
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while (g_date_time_compare(log_date, now) != 1) {
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char *filename = _get_log_filename(recipient, login, log_date, FALSE);
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FILE *logp = fopen(filename, "r");
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if (logp) {
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GString *header = g_string_new("");
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g_string_append_printf(header, "%d/%d/%d:",
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g_date_time_get_day_of_month(log_date),
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g_date_time_get_month(log_date),
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g_date_time_get_year(log_date));
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history = g_slist_append(history, header->str);
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g_string_free(header, FALSE);
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char *line;
|
|
while ((line = file_getline(logp)) != NULL) {
|
|
history = g_slist_append(history, line);
|
|
}
|
|
|
|
fclose(logp);
|
|
}
|
|
|
|
free(filename);
|
|
|
|
GDateTime *next = g_date_time_add_days(log_date, 1);
|
|
g_date_time_unref(log_date);
|
|
log_date = next;
|
|
}
|
|
|
|
g_date_time_unref(log_date);
|
|
g_date_time_unref(now);
|
|
|
|
return history;
|
|
}
|
|
|
|
void
|
|
chat_log_close(void)
|
|
{
|
|
g_hash_table_destroy(logs);
|
|
g_hash_table_destroy(groupchat_logs);
|
|
g_date_time_unref(session_started);
|
|
}
|
|
|
|
static struct dated_chat_log*
|
|
_create_log(const char *const other, const char *const login)
|
|
{
|
|
GDateTime *now = g_date_time_new_now_local();
|
|
char *filename = _get_log_filename(other, login, now, TRUE);
|
|
|
|
struct dated_chat_log *new_log = malloc(sizeof(struct dated_chat_log));
|
|
new_log->filename = strdup(filename);
|
|
new_log->date = now;
|
|
|
|
free(filename);
|
|
|
|
return new_log;
|
|
}
|
|
|
|
static struct dated_chat_log*
|
|
_create_groupchat_log(const char * const room, const char *const login)
|
|
{
|
|
GDateTime *now = g_date_time_new_now_local();
|
|
char *filename = _get_groupchat_log_filename(room, login, now, TRUE);
|
|
|
|
struct dated_chat_log *new_log = malloc(sizeof(struct dated_chat_log));
|
|
new_log->filename = strdup(filename);
|
|
new_log->date = now;
|
|
|
|
free(filename);
|
|
|
|
return new_log;
|
|
}
|
|
|
|
static gboolean
|
|
_log_roll_needed(struct dated_chat_log *dated_log)
|
|
{
|
|
gboolean result = FALSE;
|
|
GDateTime *now = g_date_time_new_now_local();
|
|
if (g_date_time_get_day_of_year(dated_log->date) !=
|
|
g_date_time_get_day_of_year(now)) {
|
|
result = TRUE;
|
|
}
|
|
g_date_time_unref(now);
|
|
|
|
return result;
|
|
}
|
|
|
|
static void
|
|
_free_chat_log(struct dated_chat_log *dated_log)
|
|
{
|
|
if (dated_log) {
|
|
if (dated_log->filename) {
|
|
g_free(dated_log->filename);
|
|
dated_log->filename = NULL;
|
|
}
|
|
if (dated_log->date) {
|
|
g_date_time_unref(dated_log->date);
|
|
dated_log->date = NULL;
|
|
}
|
|
free(dated_log);
|
|
}
|
|
}
|
|
|
|
static
|
|
gboolean _key_equals(void *key1, void *key2)
|
|
{
|
|
gchar *str1 = (gchar *) key1;
|
|
gchar *str2 = (gchar *) key2;
|
|
|
|
return (g_strcmp0(str1, str2) == 0);
|
|
}
|
|
|
|
static char*
|
|
_get_log_filename(const char *const other, const char *const login, GDateTime *dt, gboolean create)
|
|
{
|
|
char *chatlogs_dir = files_get_data_path(DIR_CHATLOGS);
|
|
GString *log_file = g_string_new(chatlogs_dir);
|
|
free(chatlogs_dir);
|
|
|
|
gchar *login_dir = str_replace(login, "@", "_at_");
|
|
g_string_append_printf(log_file, "/%s", login_dir);
|
|
if (create) {
|
|
create_dir(log_file->str);
|
|
}
|
|
free(login_dir);
|
|
|
|
gchar *other_file = str_replace(other, "@", "_at_");
|
|
g_string_append_printf(log_file, "/%s", other_file);
|
|
if (create) {
|
|
create_dir(log_file->str);
|
|
}
|
|
free(other_file);
|
|
|
|
gchar *date = g_date_time_format(dt, "/%Y_%m_%d.log");
|
|
g_string_append(log_file, date);
|
|
g_free(date);
|
|
|
|
char *result = strdup(log_file->str);
|
|
g_string_free(log_file, TRUE);
|
|
|
|
return result;
|
|
}
|
|
|
|
static char*
|
|
_get_groupchat_log_filename(const char *const room, const char *const login, GDateTime *dt, gboolean create)
|
|
{
|
|
char *chatlogs_dir = files_get_data_path(DIR_CHATLOGS);
|
|
GString *log_file = g_string_new(chatlogs_dir);
|
|
free(chatlogs_dir);
|
|
|
|
gchar *login_dir = str_replace(login, "@", "_at_");
|
|
g_string_append_printf(log_file, "/%s", login_dir);
|
|
if (create) {
|
|
create_dir(log_file->str);
|
|
}
|
|
free(login_dir);
|
|
|
|
g_string_append(log_file, "/rooms");
|
|
if (create) {
|
|
create_dir(log_file->str);
|
|
}
|
|
|
|
gchar *room_file = str_replace(room, "@", "_at_");
|
|
g_string_append_printf(log_file, "/%s", room_file);
|
|
if (create) {
|
|
create_dir(log_file->str);
|
|
}
|
|
free(room_file);
|
|
|
|
gchar *date = g_date_time_format(dt, "/%Y_%m_%d.log");
|
|
g_string_append(log_file, date);
|
|
g_free(date);
|
|
|
|
char *result = strdup(log_file->str);
|
|
g_string_free(log_file, TRUE);
|
|
|
|
return result;
|
|
}
|
|
|
|
static char*
|
|
_log_string_from_level(log_level_t level)
|
|
{
|
|
switch (level)
|
|
{
|
|
case PROF_LEVEL_ERROR:
|
|
return "ERR";
|
|
case PROF_LEVEL_WARN:
|
|
return "WRN";
|
|
case PROF_LEVEL_INFO:
|
|
return "INF";
|
|
case PROF_LEVEL_DEBUG:
|
|
return "DBG";
|
|
default:
|
|
return "LOG";
|
|
}
|
|
}
|
|
|
|
void
|
|
log_stderr_handler(void)
|
|
{
|
|
GString * const s = stderr_msg;
|
|
char * const buf = stderr_buf;
|
|
ssize_t size;
|
|
int retry = 0;
|
|
int i;
|
|
|
|
if (!stderr_inited)
|
|
return;
|
|
|
|
do {
|
|
size = read(stderr_pipe[0], buf, STDERR_BUFSIZE);
|
|
if (size == -1 && errno == EINTR && retry++ < STDERR_RETRY_NR)
|
|
continue;
|
|
if (size <= 0 || retry++ >= STDERR_RETRY_NR)
|
|
break;
|
|
|
|
for (i = 0; i < size; ++i) {
|
|
if (buf[i] == '\n') {
|
|
log_msg(stderr_level, "stderr", s->str);
|
|
g_string_assign(s, "");
|
|
} else
|
|
g_string_append_c(s, buf[i]);
|
|
}
|
|
} while (1);
|
|
|
|
if (s->len > 0 && s->str[0] != '\0') {
|
|
log_msg(stderr_level, "stderr", s->str);
|
|
g_string_assign(s, "");
|
|
}
|
|
}
|
|
|
|
void
|
|
log_stderr_init(log_level_t level)
|
|
{
|
|
int rc;
|
|
int flags;
|
|
|
|
rc = pipe(stderr_pipe);
|
|
if (rc != 0)
|
|
goto err;
|
|
|
|
flags = fcntl(stderr_pipe[0], F_GETFL);
|
|
rc = fcntl(stderr_pipe[0], F_SETFL, flags | O_NONBLOCK);
|
|
if (rc != 0)
|
|
goto err_close;
|
|
|
|
close(STDERR_FILENO);
|
|
rc = dup2(stderr_pipe[1], STDERR_FILENO);
|
|
if (rc < 0)
|
|
goto err_close;
|
|
|
|
stderr_buf = malloc(STDERR_BUFSIZE);
|
|
stderr_msg = g_string_sized_new(STDERR_BUFSIZE);
|
|
stderr_level = level;
|
|
stderr_inited = 1;
|
|
|
|
if (stderr_buf == NULL || stderr_msg == NULL) {
|
|
errno = ENOMEM;
|
|
goto err_free;
|
|
}
|
|
return;
|
|
|
|
err_free:
|
|
if (stderr_msg != NULL)
|
|
g_string_free(stderr_msg, TRUE);
|
|
free(stderr_buf);
|
|
err_close:
|
|
close(stderr_pipe[0]);
|
|
close(stderr_pipe[1]);
|
|
err:
|
|
stderr_inited = 0;
|
|
log_error("Unable to init stderr log handler: %s", strerror(errno));
|
|
}
|
|
|
|
void
|
|
log_stderr_close(void)
|
|
{
|
|
if (!stderr_inited)
|
|
return;
|
|
|
|
/* handle remaining logs before close */
|
|
log_stderr_handler();
|
|
stderr_inited = 0;
|
|
free(stderr_buf);
|
|
g_string_free(stderr_msg, TRUE);
|
|
close(stderr_pipe[0]);
|
|
close(stderr_pipe[1]);
|
|
}
|