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improved debugging usability for all platforms

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This commit is contained in:
Joseph Henry
2016-09-06 15:07:06 -07:00
parent 9943db56d2
commit 1af75c386e
15 changed files with 458 additions and 485 deletions
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70
src/SDK_Proxy.cpp
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@@ -80,12 +80,12 @@ namespace ZeroTier
int NetconEthernetTap::stopProxyServer()
{
dwr(MSG_DEBUG, "stopProxyServer()");
DEBUG_INFO("stopProxyServer()");
if(proxyListenPhySocket) {
_phy.close(proxyListenPhySocket);
return 0;
}
dwr(MSG_ERROR, "stopProxyServer(): Invalid proxyListenPhySocket");
DEBUG_ERROR("stopProxyServer(): Invalid proxyListenPhySocket");
return -1;
}
@@ -96,25 +96,25 @@ namespace ZeroTier
// - If no address, assume 127.0.0.1:<networks.d/nwid.port>
// - If no port assignment file, 127.0.0.1:RANDOM_PORT
dwr(MSG_DEBUG, "startProxyServer()\n");
DEBUG_INFO("startProxyServer()\n");
int portno = -1;
if(addr) {
dwr(MSG_DEBUG, "startProxyServer(): Using provided address");
DEBUG_INFO("startProxyServer(): Using provided address");
// This address pointer may come from a different memory space and might be de-allocated, so we keep a copy
memcpy(&proxyServerAddress, addr, sizeof(struct sockaddr_storage));
struct sockaddr_in *in4 = (struct sockaddr_in *)&addr;
proxyListenPhySocket = _phy.tcpListen((const struct sockaddr*)&in4,(void *)this);
sockstate = SOCKS_OPEN;
dwr(MSG_DEBUG, "SOCKS5 proxy server address for <%.16llx> is: <%s> (sock=%p)\n", nwid, inet_ntoa(in4->sin_addr), /*ntohs(in4->sin_port), */(void*)&proxyListenPhySocket);
DEBUG_INFO("SOCKS5 proxy server address for <%.16llx> is: <%s> (sock=%p)\n", nwid, inet_ntoa(in4->sin_addr), /*ntohs(in4->sin_port), */(void*)&proxyListenPhySocket);
return 0;
}
else {
dwr(MSG_DEBUG, "startProxyServer(): No address provided. Checking port file.");
DEBUG_INFO("startProxyServer(): No address provided. Checking port file.");
// Look for a port file for this network's proxy server instance
char portFile[4096];
Utils::snprintf(portFile,sizeof(portFile),"%s/networks.d/%.16llx.port",homepath,nwid);
std::string portStr;
printf("Proxy(): Reading port from: %s\n", portFile);
DEBUG_INFO("Proxy(): Reading port from: %s\n", portFile);
if(ZeroTier::OSUtils::fileExists(portFile,true))
{
if(ZeroTier::OSUtils::readFile(portFile, portStr)) {
@@ -125,12 +125,12 @@ namespace ZeroTier
unsigned int randp = 0;
Utils::getSecureRandom(&randp,sizeof(randp));
portno = 1000 + (randp % 1000);
dwr(MSG_DEBUG, "Proxy(): No port specified in networks.d/%.16llx.port, randomly picking port\n", nwid);
DEBUG_INFO("Proxy(): No port specified in networks.d/%.16llx.port, randomly picking port\n", nwid);
std::stringstream ss;
ss << portno;
portStr = ss.str();
if(!ZeroTier::OSUtils::writeFile(portFile, portStr)) {
dwr(MSG_ERROR, "unable to write proxy port file: %s\n", portFile);
DEBUG_ERROR("unable to write proxy port file: %s\n", portFile);
}
}
struct sockaddr_in in4;
@@ -140,7 +140,7 @@ namespace ZeroTier
in4.sin_port = Utils::hton((uint16_t)portno);
proxyListenPhySocket = _phy.tcpListen((const struct sockaddr*)&in4,(void *)this);
sockstate = SOCKS_OPEN;
//dwr(MSG_DEBUG, "SOCKS5 proxy server address for <%.16llx> is: <%s:%d> (sock=%p)\n", nwid, , portno, (void*)&proxyListenPhySocket);
//DEBUG_INFO("SOCKS5 proxy server address for <%.16llx> is: <%s:%d> (sock=%p)\n", nwid, , portno, (void*)&proxyListenPhySocket);
}
return 0;
}
@@ -168,14 +168,14 @@ namespace ZeroTier
void NetconEthernetTap::phyOnTcpData(PhySocket *sock,void **uptr,void *data,unsigned long len)
{
dwr(MSG_DEBUG, "phyOnTcpData(): sock=%p, len=%lu\n", (void*)&sock, len);
DEBUG_INFO("phyOnTcpData(): sock=%p, len=%lu\n", (void*)&sock, len);
unsigned char *buf;
buf = (unsigned char *)data;
// Get connection for this PhySocket
Connection *conn = getConnection(sock);
if(!conn) {
dwr(MSG_DEBUG, "phyOnTcpData(): Unable to locate Connection for sock=%p\n", (void*)&sock);
DEBUG_INFO("phyOnTcpData(): Unable to locate Connection for sock=%p\n", (void*)&sock);
return;
}
@@ -183,7 +183,7 @@ namespace ZeroTier
if(conn->proxy_conn_state == SOCKS_COMPLETE)
{
if(len) {
dwr(MSG_DEBUG, "len=%lu\n", len);
DEBUG_INFO("len=%lu\n", len);
memcpy((&conn->txbuf)+(conn->txsz), buf, len);
conn->txsz += len;
handleWrite(conn);
@@ -192,7 +192,7 @@ namespace ZeroTier
if(conn->proxy_conn_state==SOCKS_UDP)
{
dwr(MSG_DEBUG, "SOCKS_UDP from client\n");
DEBUG_INFO("SOCKS_UDP from client\n");
// +----+------+------+----------+----------+----------+
// |RSV | FRAG | ATYP | DST.ADDR | DST.PORT | DATA |
// +----+------+------+----------+----------+----------+
@@ -222,7 +222,7 @@ namespace ZeroTier
if(firstSupportedMethod == 2) {
supportedMethod = firstSupportedMethod;
}
dwr(MSG_DEBUG, " INFO <ver=%d, meth_len=%d, supp_meth=%d>\n", version, methodsLength, supportedMethod);
DEBUG_INFO(" INFO <ver=%d, meth_len=%d, supp_meth=%d>\n", version, methodsLength, supportedMethod);
// Send METHOD selection msg
// +----+--------+
@@ -255,11 +255,11 @@ namespace ZeroTier
int cmd = buf[IDX_COMMAND];
int addr_type = buf[IDX_ATYP];
dwr(MSG_DEBUG, "SOCKS REQUEST = <ver=%d, cmd=%d, typ=%d>\n", version, cmd, addr_type);
DEBUG_INFO("SOCKS REQUEST = <ver=%d, cmd=%d, typ=%d>\n", version, cmd, addr_type);
// CONNECT request
if(cmd == 1) {
dwr(MSG_DEBUG, "CONNECT request\n");
DEBUG_INFO("CONNECT request\n");
// Ipv4
/*
if(addr_type == 144)
@@ -269,12 +269,12 @@ namespace ZeroTier
memcpy(&raw_addr, &buf[4], 4);
char newaddr[16];
inet_ntop(AF_INET, &raw_addr, (char*)newaddr, INET_ADDRSTRLEN);
dwr(MSG_DEBUG, "new addr = %s\n", newaddr);
DEBUG_INFO("new addr = %s\n", newaddr);
int rawport, port;
memcpy(&rawport, &buf[5], 2);
port = Utils::ntoh(rawport);
dwr(MSG_DEBUG, "new port = %d\n", port);
DEBUG_INFO("new port = %d\n", port);
// Assemble new address
struct sockaddr_in addr;
@@ -283,13 +283,13 @@ namespace ZeroTier
addr.sin_port = Utils::hton(8080);
int fd = socket(AF_INET, SOCK_STREAM, 0);
dwr(MSG_DEBUG, "fd = %d\n", fd);
DEBUG_INFO("fd = %d\n", fd);
if(fd < 0)
perror("socket");
int err = connect(fd, (struct sockaddr*)&addr, sizeof(addr));
dwr(MSG_DEBUG, "connect_err = %d\n", err);
DEBUG_INFO("connect_err = %d\n", err);
if(err < 0)
perror("connect");
}
@@ -302,7 +302,7 @@ namespace ZeroTier
ExtractAddress(addr_type,buf,&addr);
PhySocket * new_sock = handleSocketProxy(sock, SOCK_STREAM);
if(!new_sock)
dwr(MSG_ERROR, "Error while creating proxied-socket\n");
DEBUG_ERROR("Error while creating proxied-socket\n");
handleConnectProxy(sock, &addr);
// Convert connection err code into SOCKS-err-code
@@ -324,7 +324,7 @@ namespace ZeroTier
// | 1 | 1 | X'00' | 1 | Variable | 2 |
// +----+-----+-------+------+----------+----------+
dwr(MSG_DEBUG, "REPLY = %d\n", addr.sin_port);
DEBUG_INFO("REPLY = %d\n", addr.sin_port);
char reply[len]; // TODO: determine proper length
int addr_len = domain_len;
memset(reply, 0, len); // Create reply buffer at least as big as incoming SOCKS request data
@@ -346,7 +346,7 @@ namespace ZeroTier
// BIND Request
if(cmd == 2)
{
dwr(MSG_DEBUG, "BIND request\n");
DEBUG_INFO("BIND request\n");
//char raw_addr[15];
//int bind_port;
}
@@ -355,7 +355,7 @@ namespace ZeroTier
if(cmd == 3)
{
// PORT supplied should be port assigned by server in previous msg
dwr(MSG_DEBUG, "UDP association request\n");
DEBUG_INFO("UDP association request\n");
// SOCKS_CONNECT (Cont.)
// +----+-----+-------+------+----------+----------+
@@ -381,10 +381,10 @@ namespace ZeroTier
// Create new lwIP PCB
PhySocket * new_sock = handleSocketProxy(sock, SOCK_DGRAM);
dwr(MSG_DEBUG, "new_sock = %p\n", (void*)&sock);
dwr(MSG_DEBUG, "new_sock = %p\n", (void*)&new_sock);
DEBUG_INFO("new_sock = %p\n", (void*)&sock);
DEBUG_INFO("new_sock = %p\n", (void*)&new_sock);
if(!new_sock)
dwr(MSG_ERROR, "Error while creating proxied-socket\n");
DEBUG_ERROR("Error while creating proxied-socket\n");
// Form address
struct sockaddr_in addr;
@@ -407,7 +407,7 @@ namespace ZeroTier
void NetconEthernetTap::phyOnTcpAccept(PhySocket *sockL,PhySocket *sockN,void **uptrL,void **uptrN,const struct sockaddr *from)
{
dwr(MSG_DEBUG, "phyOnTcpAccept(): sock=%p\n", (void*)&sockN);
DEBUG_INFO("phyOnTcpAccept(): sock=%p\n", (void*)&sockN);
Connection *newConn = new Connection();
newConn->sock = sockN;
_phy.setNotifyWritable(sockN, false);
@@ -416,17 +416,17 @@ namespace ZeroTier
void NetconEthernetTap::phyOnTcpConnect(PhySocket *sock,void **uptr,bool success)
{
dwr(MSG_DEBUG, "phyOnTcpConnect(): sock=%p\n", (void*)&sock);
DEBUG_INFO("phyOnTcpConnect(): sock=%p\n", (void*)&sock);
}
// Unused -- no UDP or TCP from this thread/Phy<>
void NetconEthernetTap::phyOnDatagram(PhySocket *sock,void **uptr,const struct sockaddr *local_address, const struct sockaddr *from,void *data,unsigned long len)
{
dwr(MSG_DEBUG, "phyOnDatagram(): len = %lu\n", len);
DEBUG_INFO("phyOnDatagram(): len = %lu\n", len);
if(len) {
Connection *conn = getConnection(sock);
if(!conn){
dwr(MSG_ERROR, "unable to locate Connection: sock=%p\n", (void*)sock);
DEBUG_ERROR("unable to locate Connection: sock=%p\n", (void*)sock);
return;
}
unsigned char *buf = (unsigned char*)data;
@@ -438,20 +438,20 @@ namespace ZeroTier
void NetconEthernetTap::phyOnTcpClose(PhySocket *sock,void **uptr)
{
dwr(MSG_DEBUG, "phyOnTcpClose(): sock=%p\n", (void*)&sock);
DEBUG_INFO("phyOnTcpClose(): sock=%p\n", (void*)&sock);
Mutex::Lock _l(_tcpconns_m);
closeConnection(sock);
}
void NetconEthernetTap::phyOnTcpWritable(PhySocket *sock,void **uptr, bool lwip_invoked)
{
dwr(MSG_DEBUG, " phyOnTcpWritable(): sock=%p\n", (void*)&sock);
DEBUG_INFO(" phyOnTcpWritable(): sock=%p\n", (void*)&sock);
processReceivedData(sock,uptr,lwip_invoked);
}
// RX data on stream socks and send back over client sock's underlying fd
void NetconEthernetTap::phyOnFileDescriptorActivity(PhySocket *sock,void **uptr,bool readable,bool writable)
{
dwr(MSG_DEBUG, "phyOnFileDescriptorActivity(): sock=%p\n", (void*&)sock);
DEBUG_INFO("phyOnFileDescriptorActivity(): sock=%p\n", (void*&)sock);
}
}