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https://git.FreeBSD.org/ports.git
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032fc7a937
hooking together multiple qemu instances into a single virtual network without needing root access. It can also be used for tunneling or other network simulation tasks. PR: ports/76874 Submitted by: Craig Boston <craig@yekse.gank.org>
99 lines
2.1 KiB
C
99 lines
2.1 KiB
C
--- vde_plug.c Sat Jan 29 15:02:08 2005
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+++ vde_plug.c Sun Jan 30 13:52:57 2005
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@@ -7,7 +7,9 @@
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#include <signal.h>
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#include <errno.h>
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#include <unistd.h>
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+#ifndef __FreeBSD__
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#include <stdint.h>
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+#endif
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#include <getopt.h>
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#include <sys/ioctl.h>
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#include <sys/socket.h>
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@@ -15,6 +17,11 @@
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#include <sys/uio.h>
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#include <sys/poll.h>
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#include <sys/utsname.h>
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+#ifdef __FreeBSD__
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+#include <sys/time.h>
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+#include <netinet/in.h>
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+#include <string.h>
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+#endif
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#include "vde.h"
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#ifdef VDE_IP_LOG
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#define DO_SYSLOG
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@@ -47,6 +54,24 @@
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static struct passwd *callerpwd;
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static char host[256];
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+#ifdef __FreeBSD__
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+static char *data_socket = NULL;
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+
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+static void cleanup()
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+{
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+ if(data_socket != NULL)
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+ unlink(data_socket);
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+}
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+
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+static void sig_handler(int sig)
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+{
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+ fprintf(stderr, "Caught signal %d, cleaning up and exiting\n", sig);
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+ cleanup(1,NULL);
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+ signal(sig, SIG_DFL);
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+ kill(getpid(), sig);
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+}
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+#endif
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+
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void write_syslog_entry(char *message)
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{
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char *ssh_client;
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@@ -183,6 +208,9 @@
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int fdctl;
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struct sockaddr_un sock;
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+#ifdef __FreeBSD__
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+ struct timeval tv;
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+#endif
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if((fdctl = socket(AF_UNIX, SOCK_STREAM, 0)) < 0){
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perror("socket");
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@@ -202,7 +230,14 @@
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req.sock.sun_family=AF_UNIX;
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memset(req.sock.sun_path, 0, sizeof(req.sock.sun_path));
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+#ifdef __FreeBSD__
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+ gettimeofday(&tv, NULL);
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+ snprintf(req.sock.sun_path, sizeof(req.sock.sun_path), "%s.%i.%li",
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+ VDEDATSOCK, pid, tv.tv_usec);
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+ data_socket = strdup(req.sock.sun_path);
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+#else
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sprintf(&req.sock.sun_path[1], "%5d", pid);
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+#endif
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if(bind(fddata, (struct sockaddr *) &req.sock, sizeof(req.sock)) < 0){
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perror("bind");
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@@ -309,6 +344,10 @@
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int connected_fd;
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register ssize_t nx;
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+#ifdef __FreeBSD__
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+ atexit(cleanup);
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+#endif
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+
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uname(&me);
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if (argv[0][0] == '-')
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netusage(); //implies exit
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@@ -383,6 +422,12 @@
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}
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connected_fd=send_fd(sockname, fddata, &dataout, group);
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pollv[1].fd=fddata;
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+
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+#ifdef __FreeBSD__
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+ if(signal(SIGINT, sig_handler) < 0) {
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+ perror("signal");
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+ }
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+#endif
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for(;;) {
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result=poll(pollv,2,-1);
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