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bridge driver: implement networkEnableIpForwarding for BSD

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Implement networkEnableIpForwarding() using BSD style sysctl.
This commit is contained in:
Roman Bogorodskiy
2013-08-11 18:30:56 +04:00
committed by Eric Blake
parent 3f0d2ee95b
commit f083ff82ed
2 changed files with 17 additions and 3 deletions
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13
src/network/bridge_driver.c
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@@ -41,6 +41,9 @@
#include <sys/wait.h>
#include <sys/ioctl.h>
#include <net/if.h>
#if HAVE_SYS_SYSCTL_H
# include <sys/sysctl.h>
#endif
#include "virerror.h"
#include "datatypes.h"
@@ -1545,10 +1548,20 @@ static int
networkEnableIpForwarding(bool enableIPv4, bool enableIPv6)
{
int ret = 0;
#ifdef HAVE_SYSCTLBYNAME
int enabled = 1;
if (enableIPv4)
ret = sysctlbyname("net.inet.ip.forwarding", NULL, 0,
&enabled, sizeof(enabled));
if (enableIPv6 && ret == 0)
ret = sysctlbyname("net.inet6.ip6.forwarding", NULL, 0,
&enabled, sizeof(enabled));
#else
if (enableIPv4)
ret = virFileWriteStr("/proc/sys/net/ipv4/ip_forward", "1\n", 0);
if (enableIPv6 && ret == 0)
ret = virFileWriteStr("/proc/sys/net/ipv6/conf/all/forwarding", "1\n", 0);
#endif
return ret;
}