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Mare make-self-contained code cleanup.

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This commit is contained in:
Adam Ierymenko 2015-11-23 13:18:46 -08:00
parent 2a6ea38718
commit 95106e2e30
5 changed files with 42 additions and 120 deletions
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48
netcon/NetconEthernetTap.cpp
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@ -40,7 +40,6 @@
#include "Intercept.h"
#include "LWIPStack.hpp"
#include "NetconUtilities.hpp"
#include "lwip/tcp_impl.h"
#include "netif/etharp.h"
@ -59,6 +58,37 @@
namespace ZeroTier {
// ---------------------------------------------------------------------------
/*
static void clearscreen(){
fprintf(stderr, "\033[2J");
}
static void gotoxy(int x,int y) {
fprintf(stderr, "%c[%d;%df",0x1B,y,x);
}
*/
// Gets the process/path name associated with a pid
static void get_path_from_pid(char* dest, int pid)
{
char ppath[80];
sprintf(ppath, "/proc/%d/exe", pid);
if (readlink (ppath, dest, 80) != -1){
}
}
// Gets the process/path name associated with a fd
/*
static void get_path_from_fd(char* dest, int pid, int fd)
{
char ppfd[80];
sprintf(ppfd, "/proc/%d/fd/%d", pid, fd);
if (readlink (ppfd, dest, 80) != -1){
}
}
*/
static err_t tapif_init(struct netif *netif)
{
// Actual init functionality is in addIp() of tap
@ -137,6 +167,8 @@ public:
Larg(NetconEthernetTap *_tap, TcpConnection *conn) : tap(_tap), conn(conn) {}
};
// ---------------------------------------------------------------------------
NetconEthernetTap::NetconEthernetTap(
const char *homePath,
const MAC &mac,
@ -157,14 +189,15 @@ NetconEthernetTap::NetconEthernetTap(
_enabled(true),
_run(true)
{
char sockPath[4096],lwipPath[4096];
rpc_counter = -1;
char sockPath[4096];
Utils::snprintf(sockPath,sizeof(sockPath),"/tmp/.ztnc_%.16llx",(unsigned long long)nwid);
_dev = sockPath;
Utils::snprintf(sockPath,sizeof(sockPath),"%s%snetcon_service_%.16llx",homePath,ZT_PATH_SEPARATOR_S,(unsigned long long)nwid);
_dev = sockPath; // in netcon mode, set device to be just the network ID
lwipstack = new LWIPStack("ext/bin/lwip/liblwip.so"); // ext/bin/liblwip.so.debug for debug symbols
Utils::snprintf(lwipPath,sizeof(lwipPath),"%s%sliblwip.so",homePath,ZT_PATH_SEPARATOR_S);
lwipstack = new LWIPStack(lwipPath);
if(!lwipstack)
throw std::runtime_error("unable to load lwip lib.");
throw std::runtime_error("unable to dynamically load a new instance of liblwip.so (searched ZeroTier home path)");
lwipstack->lwip_init();
_unixListenSocket = _phy.unixListen(sockPath,(void *)this);
@ -290,7 +323,8 @@ void NetconEthernetTap::put(const MAC &from,const MAC &to,unsigned int etherType
}
}
std::string NetconEthernetTap::deviceName() const {
std::string NetconEthernetTap::deviceName() const
{
return _dev;
}