[PATCH 2/2] ch: Enable NAT Network mode support

From: Praveen K Paladugu <praveenkpaladugu(a)gmail.com&gt; From: Praveen K Paladugu <prapal(a)linux.microsoft.com&gt; enable VIR_DOMAIN_NET_TYPE_NETWORK network support for ch guests. Tested with following config: <interface type='network'> <source network="default" bridge='virbr0'/> <model type='virtio'/> <driver queues="1"/> </interface> Signed-off-by: Praveen K Paladugu <praveenkpaladugu(a)gmail.com&gt; Signed-off-by: Praveen K Paladugu <prapal(a)linux.microsoft.com&gt; --- src/ch/ch_interface.c | 57 +++++++++++++++++++++++++++++++------------ 1 file changed, 42 insertions(+), 15 deletions(-) diff --git a/src/ch/ch_interface.c b/src/ch/ch_interface.c index c7af6a35fa..07bdd71560 100644 --- a/src/ch/ch_interface.c +++ b/src/ch/ch_interface.c @@ -28,7 +28,7 @@ #include "ch_interface.h" #include "virjson.h" #include "virlog.h" - +#include "datatypes.h" #define VIR_FROM_THIS VIR_FROM_CH @@ -39,8 +39,9 @@ VIR_LOG_INIT("ch.ch_interface"); * @driver: pointer to ch driver object * @vm: pointer to domain definition * @net: pointer to a guest net - * @nicindexes: returned array of FDs of guest interfaces - * @nnicindexes: returned number of guest interfaces + * @tapfds: returned array of tap FDs + * @nicindexes: returned array list of network interface indexes + * @nnicindexes: returned number of network interfaces * * * Returns 0 on success, -1 on error. @@ -49,10 +50,24 @@ int virCHConnetNetworkInterfaces(virCHDriver *driver, virDomainDef *vm, virDomainNetDef *net, - int *tapfds, int **nicindexes, size_t *nnicindexes) + int *tapfds, + int **nicindexes, size_t *nnicindexes) { virDomainNetType actualType = virDomainNetGetActualType(net); + g_autoptr(virCHDriverConfig) cfg = virCHDriverGetConfig(driver); + g_autoptr(virConnect) conn = NULL; + + /* If appropriate, grab a physical device from the configured + * network's pool of devices, or resolve bridge device name + * to the one defined in the network definition. + */ + if (net->type == VIR_DOMAIN_NET_TYPE_NETWORK) { + if (!(conn = virGetConnectNetwork())) + return -1; + if (virDomainNetAllocateActualDevice(conn, vm, net) < 0) + return -1; + } switch (actualType) { case VIR_DOMAIN_NET_TYPE_ETHERNET: @@ -63,20 +78,19 @@ virCHConnetNetworkInterfaces(virCHDriver *driver, net->driver.virtio.queues) < 0) return -1; - G_GNUC_FALLTHROUGH; + break; case VIR_DOMAIN_NET_TYPE_NETWORK: + if (virDomainInterfaceBridgeConnect(vm, net, + tapfds, + net->driver.virtio.queues, + driver->privileged, + driver->ebtables, + false, + NULL) < 0) + return -1; + break; case VIR_DOMAIN_NET_TYPE_BRIDGE: case VIR_DOMAIN_NET_TYPE_DIRECT: - if (nicindexes && nnicindexes && net->ifname) { - int nicindex = 0; - - if (virNetDevGetIndex(net->ifname, &nicindex) < 0) - return -1; - - VIR_APPEND_ELEMENT(*nicindexes, *nnicindexes, nicindex); - } - - break; case VIR_DOMAIN_NET_TYPE_USER: case VIR_DOMAIN_NET_TYPE_SERVER: case VIR_DOMAIN_NET_TYPE_CLIENT: @@ -94,6 +108,19 @@ virCHConnetNetworkInterfaces(virCHDriver *driver, _("Unsupported Network type %1$d"), actualType); return -1; } + if ( actualType == VIR_DOMAIN_NET_TYPE_ETHERNET || + actualType == VIR_DOMAIN_NET_TYPE_NETWORK || + actualType == VIR_DOMAIN_NET_TYPE_BRIDGE || + actualType == VIR_DOMAIN_NET_TYPE_DIRECT ) { + if (nicindexes && nnicindexes && net->ifname) { + int nicindex = 0; + + if (virNetDevGetIndex(net->ifname, &nicindex) < 0) + return -1; + + VIR_APPEND_ELEMENT(*nicindexes, *nnicindexes, nicindex); + } + } return 0; } -- 2.44.0