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Allow log messages to be captured by tincctl.

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This allows tincctl to receive log messages from a running tincd,
independent of what is logged to syslog or to file. Tincctl can receive
debug messages with an arbitrary level.
This commit is contained in:
Guus Sliepen 2012-02-26 18:37:36 +01:00
parent a1bd3a2913
commit 8ac096b5bf
47 changed files with 613 additions and 582 deletions
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26
src/mingw/device.c
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@ -50,7 +50,7 @@ static DWORD WINAPI tapreader(void *bla) {
OVERLAPPED overlapped;
vpn_packet_t packet;
logger(LOG_DEBUG, "Tap reader running");
logger(DEBUG_ALWAYS, LOG_DEBUG, "Tap reader running");
/* Read from tap device and send to parent */
@ -69,7 +69,7 @@ static DWORD WINAPI tapreader(void *bla) {
if(!GetOverlappedResult(device_handle, &overlapped, &len, FALSE))
continue;
} else {
logger(LOG_ERR, "Error while reading from %s %s: %s", device_info,
logger(DEBUG_ALWAYS, LOG_ERR, "Error while reading from %s %s: %s", device_info,
device, strerror(errno));
return -1;
}
@ -105,7 +105,7 @@ static bool setup_device(void) {
/* Open registry and look for network adapters */
if(RegOpenKeyEx(HKEY_LOCAL_MACHINE, NETWORK_CONNECTIONS_KEY, 0, KEY_READ, &key)) {
logger(LOG_ERR, "Unable to read registry: %s", winerror(GetLastError()));
logger(DEBUG_ALWAYS, LOG_ERR, "Unable to read registry: %s", winerror(GetLastError()));
return false;
}
@ -156,7 +156,7 @@ static bool setup_device(void) {
RegCloseKey(key);
if(!found) {
logger(LOG_ERR, "No Windows tap device found!");
logger(DEBUG_ALWAYS, LOG_ERR, "No Windows tap device found!");
return false;
}
@ -174,14 +174,14 @@ static bool setup_device(void) {
}
if(device_handle == INVALID_HANDLE_VALUE) {
logger(LOG_ERR, "%s (%s) is not a usable Windows tap device: %s", device, iface, winerror(GetLastError()));
logger(DEBUG_ALWAYS, LOG_ERR, "%s (%s) is not a usable Windows tap device: %s", device, iface, winerror(GetLastError()));
return false;
}
/* Get MAC address from tap device */
if(!DeviceIoControl(device_handle, TAP_IOCTL_GET_MAC, mymac.x, sizeof mymac.x, mymac.x, sizeof mymac.x, &len, 0)) {
logger(LOG_ERR, "Could not get MAC address from Windows tap device %s (%s): %s", device, iface, winerror(GetLastError()));
logger(DEBUG_ALWAYS, LOG_ERR, "Could not get MAC address from Windows tap device %s (%s): %s", device, iface, winerror(GetLastError()));
return false;
}
@ -194,7 +194,7 @@ static bool setup_device(void) {
thread = CreateThread(NULL, 0, tapreader, NULL, 0, NULL);
if(!thread) {
logger(LOG_ERR, "System call `%s' failed: %s", "CreateThread", winerror(GetLastError()));
logger(DEBUG_ALWAYS, LOG_ERR, "System call `%s' failed: %s", "CreateThread", winerror(GetLastError()));
return false;
}
@ -205,7 +205,7 @@ static bool setup_device(void) {
device_info = "Windows tap device";
logger(LOG_INFO, "%s (%s) is a %s", device, iface, device_info);
logger(DEBUG_ALWAYS, LOG_INFO, "%s (%s) is a %s", device, iface, device_info);
return true;
}
@ -225,11 +225,11 @@ static bool write_packet(vpn_packet_t *packet) {
long outlen;
OVERLAPPED overlapped = {0};
ifdebug(TRAFFIC) logger(LOG_DEBUG, "Writing packet of %d bytes to %s",
logger(DEBUG_TRAFFIC, LOG_DEBUG, "Writing packet of %d bytes to %s",
packet->len, device_info);
if(!WriteFile(device_handle, packet->data, packet->len, &outlen, &overlapped)) {
logger(LOG_ERR, "Error while writing to %s %s: %s", device_info, device, winerror(GetLastError()));
logger(DEBUG_ALWAYS, LOG_ERR, "Error while writing to %s %s: %s", device_info, device, winerror(GetLastError()));
return false;
}
@ -239,9 +239,9 @@ static bool write_packet(vpn_packet_t *packet) {
}
static void dump_device_stats(void) {
logger(LOG_DEBUG, "Statistics for %s %s:", device_info, device);
logger(LOG_DEBUG, " total bytes in: %10"PRIu64, device_total_in);
logger(LOG_DEBUG, " total bytes out: %10"PRIu64, device_total_out);
logger(DEBUG_ALWAYS, LOG_DEBUG, "Statistics for %s %s:", device_info, device);
logger(DEBUG_ALWAYS, LOG_DEBUG, " total bytes in: %10"PRIu64, device_total_in);
logger(DEBUG_ALWAYS, LOG_DEBUG, " total bytes out: %10"PRIu64, device_total_out);
}
const devops_t os_devops = {