diff options
Diffstat (limited to '')
| -rw-r--r-- | src/utils.c | 71 |
1 files changed, 70 insertions, 1 deletions
diff --git a/src/utils.c b/src/utils.c index ec6d551..8ad876d 100644 --- a/src/utils.c +++ b/src/utils.c @@ -1,4 +1,4 @@ -/* $Id: utils.c,v 1.25 2002-04-16 03:22:16 rjkaes Exp $ +/* $Id: utils.c,v 1.26 2002-04-18 16:57:06 rjkaes Exp $ * * Misc. routines which are used by the various functions to handle strings * and memory allocation and pretty much anything else we can think of. Also, @@ -23,6 +23,7 @@ #include "buffer.h" #include "conns.h" +#include "filter.h" #include "log.h" #include "sock.h" #include "utils.h" @@ -403,3 +404,71 @@ chomp(char *buffer, size_t length) return chars; } + +/* + * Rotate the current log file. This is performed whenever a SIGHUP is + * received. + */ +void +rotate_log_files(void) +{ + char* rename_file; + int log_file_des; + FILE *old_fd; + FILE* new_fd; + + log_message(LOG_NOTICE, "SIGHUP received, cleaning up."); + +#ifdef FILTER_ENABLE + if (config.filter) { + filter_destroy(); + filter_init(); + } + log_message(LOG_NOTICE, "Re-reading filter file."); +#endif /* FILTER_ENABLE */ + + if (config.logf) { + rename_file = safemalloc(strlen(config.logf_name) + 5); + if (!rename_file) { + log_message(LOG_CRIT, + "Could not allocate memory when trying to rotate the log file; therefore, the log has not been rotated."); + return; + } + + strcpy(rename_file, config.logf_name); + strcat(rename_file, ".rot"); + + rename(config.logf_name, rename_file); + + log_file_des = create_file_safely(config.logf_name); + if (log_file_des < 0) { + log_message(LOG_CRIT, + "Could not properly create the new log file; therefore the log has not been rotated."); + + /* Switch the file name back */ + rename(rename_file, config.logf_name); + safefree(rename_file); + return; + } + + old_fd = config.logf; + if (!(new_fd = fdopen(log_file_des, "w"))) { + log_message(LOG_CRIT, + "Could not create the new log file; therefore, the log has not been rotated."); + + /* Switch the file name back */ + rename(rename_file, config.logf_name); + safefree(rename_file); + } + + config.logf = new_fd; + fclose(old_fd); + + log_message(LOG_NOTICE, "Log file rotated."); + + safefree(rename_file); + } + + log_message(LOG_NOTICE, + "Finished cleaning memory/connections."); +} |