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README.md

@@ -0,0 +1,44 @@
+# kvm 教学练习
+> 仅供学习测试使用
+> 更新时间: 2022/9/4 22:21:00
+> editor: newrain
+
+### 目录结构介绍
+```
+[root@kvm-server kvm]# tree -L 2
+.
+├── control  # 控制脚本目录
+│   ├── KVMInstall.sh  # kvm服务安装脚本
+│   ├── VMHost.sh # kvm虚拟机克隆脚本
+│   └── VMTemplate.sh # kvm模板机安装脚本
+├── mount # 此目录保持为空，为克隆时临时挂载使用
+├── README.md 
+├── template # 模板文件存放位置
+│   ├── register_instance.py # jumpserver 注册资产脚本
+│   ├── template.conf # 克隆机网卡配置文件脚本
+│   ├── template.qcow2 # 模板机磁盘镜像
+│   └── template.xml # 配置文件
+└── vdisks
+    ├── README.txt
+    ├── vmtest1.qcow2 # 克隆机磁盘镜像
+    └── vmtest2.qcow2
+```
+
+### 使用脚本
+```
+宿主机: cd kvm
+宿主机: sh KVMInstall.sh # 安装KVM服务
+宿主机: sh VMTemplate.sh # 安装模板机
+宿主机: virsh console template # 进入模板机，安装python3
+template: yum install -y python3 python3-devel
+template: pip3 install requests httpsig -i https://mirrors.aliyun.com/pypi/simple
+宿主机: sh VMHost.sh -a 192.168.96.223 -p 6667 -n vmtest1 -c 2 -m 4096
+[root@kvm-server control]# sh VMHost.sh 
+"Usage: $0 [OPTION]..."
+ 	 -h, --help 	查看帮助"
+ 	 -a, --address 	虚拟机的IP地址"
+ 	 -p, --port 	虚拟机的VNC端口"
+ 	 -n, --name 	虚拟机的名称"
+ 	 -c, --cpus 	选填,虚拟机的CPU数量,默认为1"
+ 	 -m, --memory 	选填,虚拟机的内存大小,单位M,默认为512M"
+```

control/VMHost.sh

@@ -117,8 +117,9 @@ sed -ri "s/^IPADDR.*/IPADDR=${KVM_ADDRESS}/" ${MOUNT_PATH}/etc/sysconfig/network
 sed -ri "s/^GATEWAY.*/GATEWAY=${KVM_ADDRESS%.*}.2/" ${MOUNT_PATH}/etc/sysconfig/network-scripts/ifcfg-eth0
 sed -ri "s/.*/${VM_HOSTNAME}/" ${MOUNT_PATH}/etc/hostname
 cp ${TEMPLATE_PATH}/${TEMPLATE_REGISTER_NAME} ${MOUNT_PATH}/opt && \
-echo "python3 /opt/${TEMPLATE_REGISTER_NAME}" >> ${MOUNT_PATH}/etc/rc.d/rc.local && \
+echo "python3 /opt/${TEMPLATE_REGISTER_NAME}" ${VM_HOSTNAME} >> ${MOUNT_PATH}/etc/rc.d/rc.local && \
 chmod a+x ${MOUNT_PATH}/etc/rc.d/rc.local
+rm -rf ${MOUNT_PATH}/*
 guestunmount ${MOUNT_PATH}
 
 cp ${TEMPLATE_PATH}/${TEMPLATE_CONFIG_NAME} ${CONFIG_PATH}/${VM_HOSTNAME}.xml

template/register_instance.py

@@ -1,10 +1,15 @@
 import subprocess
-import os
+import os,sys
 import json
 import requests
 import datetime
 from httpsig.requests_auth import HTTPSignatureAuth
 
+jms_url = 'http://192.168.96.239'
+nodes_id="ad851ca4-45cb-4d8a-9e0a-6e4e4fb6b6e1"
+admin_user_id="739037a2-0850-4b95-845d-c2e023e47f33"
+KeyID = '445b20ee-fcb5-4ad2-965e-3b6f2d6d658a'
+SecretID = 'd303d92d-5691-49db-a7fc-67b24cf09770'
 
 def get_auth(KeyID, SecretID):
     signature_headers = ['(request-target)', 'accept', 'date']
@@ -41,8 +46,8 @@ def register_host(jms_url, auth, host_name, host_ip):
             "platform": "Linux",
             "protocol": "ssh",
             "port": 0,
-            "nodes": "870cd163-d6d6-4fa7-b69c-729ecf81df4c",
+            "nodes": nodes_id,
-            "admin_user": "650feac8-df82-41f3-b398-b106e12dad1b",
+            "admin_user": admin_user_id,
             "is_active": True
         }
         result = requests.post(url, data=data, auth=auth, headers=headers)
@@ -53,10 +58,7 @@ def register_host(jms_url, auth, host_name, host_ip):
 if __name__ == '__main__':
     if os.path.isfile('/tmp/.jms_host_registered.json'):
         exit(0)
-    jms_url = 'http://192.168.96.253'
-    KeyID = 'e3a9f622-868f-4707-a3f6-a2e5cba500a4'
-    SecretID = '87485901-44ab-4359-a07e-2764f8556834'
     auth = get_auth(KeyID, SecretID)
     hostip = subprocess.getoutput('hostname -I')
-    hostname = os.environ.get('HOSTNAME', hostip)
+    hostname = sys.argv[1]
     register_host(jms_url, auth, hostname, hostip)