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New upstream version 1.0.36

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This commit is contained in:
Guus Sliepen 2019-08-26 13:52:00 +02:00
parent b511a112e6
commit 10b8518c22
214 changed files with 12416 additions and 59622 deletions
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199
src/logger.c
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@ -1,6 +1,6 @@
/*
logger.c -- logging code
Copyright (C) 2004-2017 Guus Sliepen <guus@tinc-vpn.org>
Copyright (C) 2004-2016 Guus Sliepen <guus@tinc-vpn.org>
2004-2005 Ivo Timmermans
This program is free software; you can redistribute it and/or modify
@ -21,146 +21,17 @@
#include "system.h"
#include "conf.h"
#include "meta.h"
#include "names.h"
#include "logger.h"
#include "connection.h"
#include "control_common.h"
#include "process.h"
#include "sptps.h"
int debug_level = DEBUG_NOTHING;
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;
int umbilical = 0;
static void real_logger(int level, int priority, const char *message) {
char timestr[32] = "";
static bool suppress = false;
// Bail out early if there is nothing to do.
if(suppress) {
return;
}
if(!logcontrol && (level > debug_level || logmode == LOGMODE_NULL)) {
return;
}
if(level <= debug_level) {
switch(logmode) {
case LOGMODE_STDERR:
fprintf(stderr, "%s\n", message);
fflush(stderr);
break;
case LOGMODE_FILE:
if(!now.tv_sec) {
gettimeofday(&now, NULL);
}
time_t now_sec = now.tv_sec;
strftime(timestr, sizeof(timestr), "%Y-%m-%d %H:%M:%S", localtime(&now_sec));
fprintf(logfile, "%s %s[%ld]: %s\n", timestr, logident, (long)logpid, message);
fflush(logfile);
break;
case LOGMODE_SYSLOG:
#ifdef HAVE_MINGW
{
const char *messages[] = {message};
ReportEvent(loghandle, priority, 0, 0, NULL, 1, 0, messages, NULL);
}
#else
#ifdef HAVE_SYSLOG_H
syslog(priority, "%s", message);
#endif
#endif
break;
case LOGMODE_NULL:
break;
}
if(umbilical && do_detach) {
write(umbilical, message, strlen(message));
write(umbilical, "\n", 1);
}
}
if(logcontrol) {
suppress = true;
logcontrol = false;
for list_each(connection_t, c, connection_list) {
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);
message[sizeof(message) - 1] = 0;
va_end(ap);
if(len > 0 && (size_t)len < sizeof(message) - 1 && 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) {
(void)s_errno;
char message[1024];
size_t msglen = sizeof(message);
int len = vsnprintf(message, msglen, format, ap);
message[sizeof(message) - 1] = 0;
if(len > 0 && (size_t)len < sizeof(message) - 1) {
if(message[len - 1] == '\n') {
message[--len] = 0;
}
// WARNING: s->handle can point to a connection_t or a node_t,
// but both types have the name and hostname fields at the same offsets.
connection_t *c = s->handle;
if(c) {
snprintf(message + len, sizeof(message) - len, " from %s (%s)", c->name, c->hostname);
}
}
real_logger(DEBUG_ALWAYS, LOG_ERR, message);
}
void openlogger(const char *ident, logmode_t mode) {
logident = ident;
@ -187,7 +58,7 @@ void openlogger(const char *ident, logmode_t mode) {
loghandle = RegisterEventSource(NULL, logident);
if(!loghandle) {
fprintf(stderr, "Could not open log handle!\n");
fprintf(stderr, "Could not open log handle!");
logmode = LOGMODE_NULL;
}
@ -202,12 +73,6 @@ void openlogger(const char *ident, logmode_t mode) {
case LOGMODE_NULL:
break;
}
if(logmode != LOGMODE_NULL) {
sptps_log = sptps_logger;
} else {
sptps_log = sptps_log_quiet;
}
}
void reopenlogger() {
@ -219,7 +84,7 @@ void reopenlogger() {
FILE *newfile = fopen(logfilename, "a");
if(!newfile) {
logger(DEBUG_ALWAYS, LOG_ERR, "Unable to reopen log file %s: %s", logfilename, strerror(errno));
logger(LOG_ERR, "Unable to reopen log file %s: %s", logfilename, strerror(errno));
return;
}
@ -227,6 +92,60 @@ void reopenlogger() {
logfile = newfile;
}
void logger(int priority, const char *format, ...) {
va_list ap;
char timestr[32] = "";
time_t now;
va_start(ap, format);
switch(logmode) {
case LOGMODE_STDERR:
vfprintf(stderr, format, ap);
fprintf(stderr, "\n");
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]: ", timestr, logident, (long)logpid);
vfprintf(logfile, format, ap);
fprintf(logfile, "\n");
fflush(logfile);
break;
case LOGMODE_SYSLOG:
#ifdef HAVE_MINGW
{
char message[4096];
const char *messages[] = {message};
vsnprintf(message, sizeof(message), format, ap);
message[sizeof(message) - 1] = 0;
ReportEvent(loghandle, priority, 0, 0, NULL, 1, 0, messages, NULL);
}
#else
#ifdef HAVE_SYSLOG_H
#ifdef HAVE_VSYSLOG
vsyslog(priority, format, ap);
#else
{
char message[4096];
vsnprintf(message, sizeof(message), format, ap);
syslog(priority, "%s", message);
}
#endif
break;
#endif
#endif
case LOGMODE_NULL:
break;
}
va_end(ap);
}
void closelogger(void) {
switch(logmode) {