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Update 03_run_qemu.sh

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superconvert 2022-08-03 13:32:45 +08:00 committed by GitHub
parent 88cec831cc
commit a44a428648
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1 changed files with 5 additions and 4 deletions
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03_run_qemu.sh
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@ -43,10 +43,9 @@ start_nat() {
ip link set tap0 up
# 开启物理网卡的转发功能:
sysctl -w net.ipv4.ip_forward=1
# 配置iptables forward转发规则
# 在基本环境搭建这一节中，设置了一个本地网络，虚机只能访问host，无法访问外网，如果需要访问外网需要设置SNAT
iptables -t nat -A POSTROUTING -s 192.168.100.0/24 ! -d 192.168.100.0/24 -j MASQUERADE
# 如果有防火墙的，特别是centos系统中，记得放开防火墙
# 配置iptables forward转发规则
iptables -A FORWARD -s 192.168.100.0/24 -j ACCEPT
iptables -A FORWARD -d 192.168.100.0/24 -j ACCEPT
}
@ -97,9 +96,11 @@ else
fi
rm -rf ./qemu.log
disk="-drive format=raw,file=disk.img"
logfile="-serial file:./qemu.log"
network="-netdev tap,id=nd0,ifname=tap0 -device e1000,netdev=nd0"
# 启动镜像 网络对应 run_nat.sh 里面的配置
qemu-system-x86_64 -drive format=raw,file=disk.img ${sdb_img} -netdev tap,id=nd0,ifname=tap0 -device e1000,netdev=nd0
#qemu-system-x86_64 -serial file:./qemu.log -drive format=raw,file=disk.img -netdev tap,id=nd0,ifname=tap0 -device e1000,netdev=nd0
qemu-system-x86_64 ${disk} ${sdb_img} ${network} ${logfile}
# stop nat
stop_nat