[How] Use the 'nr_nic' to set the number of network cards in yaml.

nr_nic: 2

root@vm-2p8g ~# ifconfig enp0s1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 172.18.42.60 netmask 255.255.0.0 broadcast 172.18.255.255 inet6 fe80::843:24ff:fef2:ec17 prefixlen 64 scopeid 0x20<link> ether 0a:43:24:f2:ec:17 txqueuelen 1000 (Ethernet) RX packets 155492 bytes 1172898602 (1.0 GiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 75 bytes 11207 (10.9 KiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

enp0s2: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 172.18.88.228 netmask 255.255.0.0 broadcast 172.18.255.255 inet6 fe80::820:70ff:fe34:d27b prefixlen 64 scopeid 0x20<link> ether 0a:20:70:34:d2:7b txqueuelen 1000 (Ethernet) RX packets 168 bytes 9079 (8.8 KiB) RX errors 0 dropped 0 overruns 0 frame 0 TX packets 199208 bytes 32959935 (31.4 MiB) TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

Signed-off-by: Wang Chenglong 18509160991@163.com --- providers/qemu/kvm.sh | 36 +++++++++++++++++++++++++++++++----- 1 file changed, 31 insertions(+), 5 deletions(-)

diff --git a/providers/qemu/kvm.sh b/providers/qemu/kvm.sh index dcab81a..a1c0046 100755 --- a/providers/qemu/kvm.sh +++ b/providers/qemu/kvm.sh @@ -119,9 +119,34 @@ add_disk() done }

+set_mac() +{ + job_id=$(awk -F'/' '/job_initrd_tmpfs/{print $(NF-1)}' $ipxe_script) + + if [ $(command -v es-find) ]; then + nr_nic=$(es-find id=$job_id | awk '/nr_nic/{print $2}' | tr -d ,) + else + echo "command not found: es-find. set nr_nic=1" + sleep 1 + fi + + mac_arr[1]=$mac + nr_nic=${nr_nic:-1} + + [ "$nr_nic" -ge "2" ] || return + for i in $(seq 2 $nr_nic) + do + mac=$(echo $hostname$i | md5sum | sed 's/^(..)(..)(..)(..)(..).*$/0a-\1-\2-\3-\4-\5/') + mac_arr[$i]=$mac + done +} + set_nic() { - nic="tap,model=virtio-net-pci,helper=$helper,br=br0,mac=${mac}" + for i in $(seq 1 $nr_nic) + do + nic[$i]="-nic tap,model=virtio-net-pci,helper=$helper,br=br0,mac=${mac_arr[$i]}" + done }

set_device() @@ -190,7 +215,7 @@ individual_option() -machine virt-4.0,accel=kvm,gic-version=3 -cpu Kunpeng-920 -bios $bios - -nic $nic + ${nic[@]} ) ;; qemu-kvm) @@ -198,17 +223,17 @@ individual_option() -machine virt-4.0,accel=kvm,gic-version=3 -cpu Kunpeng-920 -bios $bios - -nic $nic + ${nic[@]} ) [ "$(arch)" == "x86_64" ] && arch_option=( -bios $bios - -nic $nic + ${nic[@]} ) ;; qemu-system-x86_64) arch_option=( -bios $bios - -nic $nic + ${nic[@]} ) ;; qemu-system-riscv64) @@ -234,6 +259,7 @@ set_options() { set_bios set_helper + set_mac set_nic set_device set_netdev