Patchwork [19/32] runqemu-ifup: enable ip masquerading for QEMU NAT addresses

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Submitter Scott Garman
Date May 24, 2012, 9:38 p.m.
Message ID <78c7a82a2e3214eaec3c559269e3cc6c219759c0.1337892418.git.scott.a.garman@intel.com>
Download mbox | patch
Permalink /patch/28693/
State New
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Scott Garman - May 24, 2012, 9:38 p.m.
Fix the IP masquerading settings so that networked QEMU sessions can
reach external networks.

This is a partial fix for [YOCTO #2329].

Signed-off-by: Scott Garman <scott.a.garman@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
---
 scripts/runqemu-ifup |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Patch

diff --git a/scripts/runqemu-ifup b/scripts/runqemu-ifup
index 3bd9980..f80538f 100755
--- a/scripts/runqemu-ifup
+++ b/scripts/runqemu-ifup
@@ -100,7 +100,8 @@  dest=$[ (`echo $TAP | sed 's/tap//'` * 2) + 2 ]
 $ROUTE add -host 192.168.7.$dest $TAP
 
 # setup NAT for tap0 interface to have internet access in QEMU
-$IPTABLES -A POSTROUTING -t nat -j MASQUERADE -s 192.168.7.0/24
+$IPTABLES -A POSTROUTING -t nat -j MASQUERADE -s 192.168.7.$n/32
+$IPTABLES -A POSTROUTING -t nat -j MASQUERADE -s 192.168.7.$dest/32
 echo 1 > /proc/sys/net/ipv4/ip_forward
 $IPTABLES -P FORWARD ACCEPT