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authorRichard Purdie <richard.purdie@linuxfoundation.org>2016-09-06 14:46:10 +0100
committerRichard Purdie <richard.purdie@linuxfoundation.org>2016-09-09 12:06:54 +0100
commitc01962bf88786dd84ad83cc1d315297607d29f7c (patch)
treeaadaadb7200b0a842877aef83a8c03bee488ece3 /scripts
parent14bacf7203ab7a638b67eb143225d8c75bbb703d (diff)
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runqemu: Allow unique network interface MAC addresses
Current qemu instances all share the same MAC address. This shouldn't be an issue as they are all on separate network interfaces, however on the slight chance this is causing problems, its easy enough to ensure we use unique MAC addresses based on the IP numbers we assign. Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/runqemu5
1 files changed, 3 insertions, 2 deletions
diff --git a/scripts/runqemu b/scripts/runqemu
index 91e72cbc50..c43db8c227 100755
--- a/scripts/runqemu
+++ b/scripts/runqemu
@@ -736,11 +736,12 @@ class BaseConfig(object):
if self.fstype == 'nfs':
self.setup_nfs()
self.kernel_cmdline_script += " ip=192.168.7.%s::192.168.7.%s:255.255.255.0" % (n2, n1)
+ mac = "52:54:00:12:34:%02x" % n2
qb_tap_opt = self.get('QB_TAP_OPT')
if qb_tap_opt:
- qemu_tap_opt = qb_tap_opt.replace('@TAP@', tap)
+ qemu_tap_opt = qb_tap_opt.replace('@TAP@', tap).replace('@MAC@', mac)
else:
- qemu_tap_opt = "-net nic,model=virtio -net tap,vlan=0,ifname=%s,script=no,downscript=no" % self.tap
+ qemu_tap_opt = "-net nic,model=virtio,mac=%s -net tap,vlan=0,ifname=%s,script=no,downscript=no" % (mac, self.tap)
if self.vhost_enabled:
qemu_tap_opt += ',vhost=on'