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F5官方提供了REST API供自动化脚本使用,但采用REST API编写的脚本冗长,可读性低。为了弥补这一确定,python的社区有大量的模块对REST API进行了封装,其中使用量最大的便是 f5-sdk模块。
pip install f5-sdk
from f5.bigip import ManagementRoot
# 连接到F5设备
mgmt = ManagementRoot("F5_IP", "username", "password")
# 获取虚拟服务器信息
vs = mgmt.tm.ltm.virtuals.virtual.load(name="virtual_server_name")
print("Virtual Server Information:")
print("Name:", vs.name)
print("Destination:", vs.destination)
print("Pool:", vs.pool)
# 创建新的虚拟服务器
new_vs = mgmt.tm.ltm.virtuals.virtual.create(
name="new_virtual_server",
destination="10.0.0.1:80",
pool="new_pool"
)
print("New Virtual Server Created:", new_vs.name)
# 修改现有的虚拟服务器配置
vs.destination = "10.0.0.2:8080"
vs.update()
print("Virtual Server Configuration Updated")
# 删除虚拟服务器
vs.delete()
print("Virtual Server Deleted:", vs.name)
from f5.bigip import ManagementRoot
#连接到F5设备
mgmt = ManagementRoot("F5_IP", "username", "password")
#获取服务池信息
pool = mgmt.tm.ltm.pools.pool.load(name="pool_name")
print("Pool Information:")
print("Name:", pool.name)
print("Members:", [member.name for member in pool.members])
#创建新的服务池
new_pool = mgmt.tm.ltm.pools.pool.create(
name="new_pool",
partition="Common"
)
print("New Pool Created:", new_pool.name)
#修改现有的服务池配置
pool.load_balancing_mode = "least-connections-member"
pool.update()
print("Pool Configuration Updated")
#删除服务池
pool.delete()
print("Pool Deleted:", pool.name)
from f5.bigip import ManagementRoot
#连接到F5设备
mgmt = ManagementRoot("F5_IP", "username", "password")
#获取服务池
pool = mgmt.tm.ltm.pools.pool.load(name="pool_name")
#添加新的成员到服务池
new_member = pool.members_s.members.create(
name="new_member",
partition="Common",
address="10.0.0.3",
port=80
)
print("New Member Added to Pool:", new_member.name)
#修改现有成员的配置
member = pool.members_s.members.load(name="existing_member")
member.session = "user-enabled"
member.update()
print("Member Configuration Updated:", member.name)
#从服务池中删除成员
member.delete()
print("Member Deleted from Pool:", member.name)
from f5.bigip import ManagementRoot
#连接到F5设备
mgmt = ManagementRoot("F5_IP", "username", "password")
#监控虚拟服务器状态
vs = mgmt.tm.ltm.virtuals.virtual.load(name="virtual_server_name")
if vs.status == "up":
print("Virtual Server is up and running")
else:
print("Virtual Server is down")
#监控服务池状态
pool = mgmt.tm.ltm.pools.pool.load(name="pool_name")
if pool.status == "available":
print("Pool is available")
else:
print("Pool is not available")
#监控成员状态
for member in pool.members_s.get_collection():
if member.state == "up":
print(f"Member {member.name} is up")
else:
print(f"Member {member.name} is down")
#设置报警规则
#这里只是示例,具体的报警设置需要根据实际需求进行配置
if pool.status != "available":
send_alert("Pool is not available")
for member in pool.members_s.get_collection():
if member.state != "up":
send_alert(f"Member {member.name} is down")

本文作者:李双修(上海新炬中北团队)
本文来源:“IT那活儿”公众号





