This patch tries to use "-drive" to add nic device becuase recent qemu suggest
to use it. A nic_extra_params was also introduced to add some advanced params to
a nic (currently only availabe for virtio_net) such as mrg_rxbuf.
Signed-off-by: Jason Wang <jasowang@xxxxxxxxxx>
---
client/tests/kvm/kvm_vm.py | 28 +++++++++++++++++++++-------
client/tests/kvm/tests_base.cfg.sample | 2 ++
2 files changed, 23 insertions(+), 7 deletions(-)
diff --git a/client/tests/kvm/kvm_vm.py b/client/tests/kvm/kvm_vm.py
index 135d08e..644903b 100755
--- a/client/tests/kvm/kvm_vm.py
+++ b/client/tests/kvm/kvm_vm.py
@@ -234,13 +234,26 @@ class VM:
if boot: cmd += ",boot=on"
return cmd
- def add_nic(help, vlan, model=None, mac=None, netdev_id=None):
- if has_option(help, "netdev"):
- cmd = " -net nic,netdev=%s" % netdev_id
+ def add_nic(help, vlan, model=None, mac=None, netdev_id=None,
+ nic_extra_params=None):
+ if has_option(help, "device"):
+ if model == "virtio": model="virtio-net-pci"
+ if not model: model= "rtl8139"
+ cmd = " -device %s" % model
+ if mac: cmd += ",mac=%s" % mac
+ if has_option(help, "netdev"):
+ cmd += ",netdev=%s" % netdev_id
+ else:
+ cmd += "vlan=%d," % vlan
+ if nic_extra_params:
+ cmd += ",%s" % nic_extra_params
else:
- cmd = " -net nic,vlan=%d" % vlan
- if model: cmd += ",model=%s" % model
- if mac: cmd += ",macaddr='%s'" % mac
+ if has_option(help, "netdev"):
+ cmd = " -net nic,netdev=%s" % netdev_id
+ else:
+ cmd = " -net nic,vlan=%d" % vlan
+ if model: cmd += ",model=%s" % model
+ if mac: cmd += ",macaddr='%s'" % mac
return cmd
def add_net(help, vlan, mode, ifname=None, script=None,
@@ -388,7 +401,8 @@ class VM:
if "address_index" in nic_params:
mac = kvm_utils.get_mac_ip_pair_from_dict(nic_params)[0]
qemu_cmd += add_nic(help, vlan, nic_params.get("nic_model"), mac,
- self.netdev_id[vlan])
+ self.netdev_id[vlan],
+ nic_params.get("nic_extra_params"))
# Handle the '-net tap' or '-net user' part
script = nic_params.get("nic_script")
downscript = nic_params.get("nic_downscript")
diff --git a/client/tests/kvm/tests_base.cfg.sample b/client/tests/kvm/tests_base.cfg.sample
index c8fbf50..89e6f45 100644
--- a/client/tests/kvm/tests_base.cfg.sample
+++ b/client/tests/kvm/tests_base.cfg.sample
@@ -618,6 +618,8 @@ variants:
nic_model = e1000
- virtio_net:
nic_model = virtio
+ # you can add advanced attributes here
+ # nic_extra_params =
# Guests
--
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