Remove everything GPL that is not copyright Guus Sliepen, update copyright statements.

[meshlink] / src / logger.c

diff --git a/src/logger.c b/src/logger.c
index 028cbaef804ba053e285dc4d37b7716ac2d87f51..54eb3b6845e8a852f495cd4645661e8fb8488707 100644 (file)
--- a/src/logger.c
+++ b/src/logger.c
@@ -1,7 +1,6 @@
 /*
     logger.c -- logging code
-    Copyright (C) 2004-2006 Guus Sliepen <guus@tinc-vpn.org>
-                  2004-2005 Ivo Timmermans
+    Copyright (C) 2014 Guus Sliepen <guus@meshlink.io>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -24,98 +23,33 @@
 #include "meta.h"
 #include "logger.h"
 #include "connection.h"
-#include "control_common.h"
+#include "sptps.h"
 
 debug_t debug_level = DEBUG_NOTHING;
 static logmode_t logmode = LOGMODE_STDERR;
 static pid_t logpid;
-extern char *logfilename;
-static FILE *logfile = NULL;
 #ifdef HAVE_MINGW
 static HANDLE loghandle = NULL;
 #endif
 static const char *logident = NULL;
-bool logcontrol = false;
 
-void openlogger(const char *ident, logmode_t mode) {
-       logident = ident;
-       logmode = mode;
-       
-       switch(mode) {
-               case LOGMODE_STDERR:
-                       logpid = getpid();
-                       break;
-               case LOGMODE_FILE:
-                       logpid = getpid();
-                       logfile = fopen(logfilename, "a");
-                       if(!logfile) {
-                               fprintf(stderr, "Could not open log file %s: %s\n", logfilename, strerror(errno));
-                               logmode = LOGMODE_NULL;
-                       }
-                       break;
-               case LOGMODE_SYSLOG:
-#ifdef HAVE_MINGW
-                       loghandle = RegisterEventSource(NULL, logident);
-                       if(!loghandle) {
-                               fprintf(stderr, "Could not open log handle!");
-                               logmode = LOGMODE_NULL;
-                       }
-                       break;
-#else
-#ifdef HAVE_SYSLOG_H
-                       openlog(logident, LOG_CONS | LOG_PID, LOG_DAEMON);
-                       break;
-#endif
-#endif
-               case LOGMODE_NULL:
-                       break;
-       }
-}
-
-void reopenlogger() {
-       if(logmode != LOGMODE_FILE)
-               return;
-
-       fflush(logfile);
-       FILE *newfile = fopen(logfilename, "a");
-       if(!newfile) {
-               logger(DEBUG_ALWAYS, LOG_ERR, "Unable to reopen log file %s: %s\n", logfilename, strerror(errno));
-               return;
-       }
-       fclose(logfile);
-       logfile = newfile;
-}
-
-void logger(int level, int priority, const char *format, ...) {
-       va_list ap;
+static void real_logger(int level, int priority, const char *message) {
        char timestr[32] = "";
-       char message[1024] = "";
-       time_t now;
        static bool suppress = false;
 
        // Bail out early if there is nothing to do.
        if(suppress)
                return;
 
-       if(!logcontrol && (level > debug_level || logmode == LOGMODE_NULL))
+       if(level > debug_level || logmode == LOGMODE_NULL)
                return;
 
-       va_start(ap, format);
-       vsnprintf(message, sizeof message, format, ap);
-       va_end(ap);
-
        if(level <= debug_level) {
                switch(logmode) {
                        case LOGMODE_STDERR:
                                fprintf(stderr, "%s\n", message);
                                fflush(stderr);
                                break;
-                       case LOGMODE_FILE:
-                               now = time(NULL);
-                               strftime(timestr, sizeof timestr, "%Y-%m-%d %H:%M:%S", localtime(&now));
-                               fprintf(logfile, "%s %s[%ld]: %s\n", timestr, logident, (long)logpid, message);
-                               fflush(logfile);
-                               break;
                        case LOGMODE_SYSLOG:
 #ifdef HAVE_MINGW
                                {
@@ -132,30 +66,65 @@ void logger(int level, int priority, const char *format, ...) {
                                break;
                }
        }
+}
 
-       if(logcontrol) {
-               suppress = true;
-               logcontrol = false;
-               for(splay_node_t *node = connection_tree->head; node; node = node->next) {
-                       connection_t *c = node->data;
-                       if(!c->status.log)
-                               continue;
-                       logcontrol = true;
-                       if(level > (c->outcompression >= 0 ? c->outcompression : debug_level))
-                               continue;
-                       int len = strlen(message);
-                       if(send_request(c, "%d %d %d", CONTROL, REQ_LOG, len))
-                               send_meta(c, message, len);
-               }
-               suppress = false;
+void logger(int level, int priority, const char *format, ...) {
+       va_list ap;
+       char message[1024] = "";
+
+       va_start(ap, format);
+       int len = vsnprintf(message, sizeof message, format, ap);
+       va_end(ap);
+
+       if(len > 0 && len < sizeof message && message[len - 1] == '\n')
+               message[len - 1] = 0;
+
+       real_logger(level, priority, message);
+}
+
+static void sptps_logger(sptps_t *s, int s_errno, const char *format, va_list ap) {
+       char message[1024] = "";
+       int len = vsnprintf(message, sizeof message, format, ap);
+       if(len > 0 && len < sizeof message && message[len - 1] == '\n')
+               message[len - 1] = 0;
+
+       real_logger(DEBUG_ALWAYS, LOG_ERR, message);
+}
+
+void openlogger(const char *ident, logmode_t mode) {
+       logident = ident;
+       logmode = mode;
+
+       switch(mode) {
+               case LOGMODE_STDERR:
+                       logpid = getpid();
+                       break;
+               case LOGMODE_SYSLOG:
+#ifdef HAVE_MINGW
+                       loghandle = RegisterEventSource(NULL, logident);
+                       if(!loghandle) {
+                               fprintf(stderr, "Could not open log handle!");
+                               logmode = LOGMODE_NULL;
+                       }
+                       break;
+#else
+#ifdef HAVE_SYSLOG_H
+                       openlog(logident, LOG_CONS | LOG_PID, LOG_DAEMON);
+                       break;
+#endif
+#endif
+               case LOGMODE_NULL:
+                       break;
        }
+
+       if(logmode != LOGMODE_NULL)
+               sptps_log = sptps_logger;
+       else
+               sptps_log = sptps_log_quiet;
 }
 
 void closelogger(void) {
        switch(logmode) {
-               case LOGMODE_FILE:
-                       fclose(logfile);
-                       break;
                case LOGMODE_SYSLOG:
 #ifdef HAVE_MINGW
                        DeregisterEventSource(loghandle);