def handleDhcp(request):
if request.method == "POST":
op = request.POST.get('op')
dhcp_id = request.POST.get('id')
if op in ['delete', 'enable', 'disable', 'start', 'stop']:
try:
vMdhcp = VmDHCP.objects.get(id=dhcp_id)
except:
return JsonResponse({
"code": 500,
"data": None,
"msg": "DHCP配置不存在。"
})
DHCP = DHCPConfig()
if op == 'enable':
if vMdhcp.isAlive == 1:
status = DHCP.enableNets(netnsName=vMdhcp.mode,
brName=vMdhcp.brName,
port=vMdhcp.dhcp_port,
ip=vMdhcp.server_ip,
drive=vMdhcp.drive)
if status[0] == 0:
VmDHCP.objects.filter(id=vMdhcp.id).update(isAlive=0)
return JsonResponse({
"code": 200,
"msg": "激活成功。",
"data": None
})
else:
return JsonResponse({
"code": 500,
"msg": "激活失败。",
"data": status[1]
})
else:
return JsonResponse({
"code": 500,
"msg": "配置已是激活状态。",
"data": None
})
elif op == 'disable':
if vMdhcp.isAlive == 0:
status = DHCP.disableNets(netnsName=vMdhcp.mode,
brName=vMdhcp.brName,
port=vMdhcp.dhcp_port,
drive=vMdhcp.drive)
if status[0] == 0:
VmDHCP.objects.filter(id=vMdhcp.id).update(isAlive=1)
return JsonResponse({
"code": 200,
"msg": "禁用成功。",
"data": None
})
else:
return JsonResponse({
"code": 500,
"msg": "禁用失败。",
"data": status[1]
})
else:
return JsonResponse({
"code": 500,
"msg": "配置已是非激活状态。",
"data": None
})
elif op == 'start':
if vMdhcp.isAlive == 0 and vMdhcp.status == 1:
if vMdhcp.mode == 'dhcp-ext':
status = DHCP.start(netnsName=vMdhcp.mode,
iprange=vMdhcp.ip_range,
port=vMdhcp.dhcp_port,
mode='ext',
brName=vMdhcp.brName,
drive=vMdhcp.drive,
gateway=vMdhcp.gateway,
dns=vMdhcp.dns)
elif vMdhcp.mode == 'dhcp-int':
status = DHCP.start(netnsName=vMdhcp.mode,
iprange=vMdhcp.ip_range,
drive=vMdhcp.drive,
port=vMdhcp.dhcp_port,
mode='int',
brName=vMdhcp.brName)
if status[0] == 0:
VmDHCP.objects.filter(id=vMdhcp.id).update(status=0)
return JsonResponse({
"code": 200,
"msg": "DHCP服务启动成功。",
"data": None
})
else:
return JsonResponse({
"code": 500,
"msg": "DHCP服务启动失败。",
"data": status[1]
})
else:
return JsonResponse({
"code": 500,
"msg": "请先激活DHCP配置或者DHCP服务已是启动状态。",
"data": None
})
elif op == 'stop':
if vMdhcp.isAlive == 0 and vMdhcp.status == 0:
if vMdhcp.mode == 'dhcp-ext':
status = DHCP.stop(mode='ext')
elif vMdhcp.mode == 'dhcp-int':
status = DHCP.stop(mode='int')
if status[0] == 0:
VmDHCP.objects.filter(id=vMdhcp.id).update(status=1)
return JsonResponse({
"code": 200,
"msg": "DHCP服关闭成功。",
"data": None
})
else:
return JsonResponse({
"code": 500,
"msg": "DHCP服务关闭失败。",
"data": status[1]
})
else:
return JsonResponse({
"code": 500,
"msg": "请先激活DHCP配置或者DHCP服务已是关闭状态。",
"data": None
})
elif op == 'delete':
if vMdhcp.isAlive == 0 and vMdhcp.status == 0:
if vMdhcp.mode == 'dhcp-ext':
status = DHCP.stop(mode='ext')
elif vMdhcp.mode == 'dhcp-int':
status = DHCP.stop(mode='int')
if status[0] == 0:
status = DHCP.disableNets(netnsName=vMdhcp.mode,
brName=vMdhcp.brName,
port=vMdhcp.dhcp_port,
drive=vMdhcp.drive)
if status[0] == 0:
result = VmDHCP.objects.filter(id=vMdhcp.id).delete()
elif vMdhcp.isAlive == 0 and vMdhcp.status == 1:
status = DHCP.disableNets(netnsName=vMdhcp.mode,
brName=vMdhcp.brName,
port=vMdhcp.dhcp_port,
drive=vMdhcp.drive)
# if status[0] == 0:
result = VmDHCP.objects.filter(id=vMdhcp.id).delete()
else:
result = VmDHCP.objects.filter(id=vMdhcp.id).delete()
if result:
return JsonResponse({
"code": 500,
"msg": "DHCP服务删除失败。",
"data": None
})
else:
return JsonResponse({
"code": 200,
"msg": "DHCP服务删除成功。",
"data": None
})
else:
return JsonResponse({"code": 500, "msg": "不支持的操作。", "data": None})
def startDhcpServer():
DHCP = DHCPConfig()
for dh in VmDHCP.objects.all():
if dh.isAlive == 0 and dh.status == 0:
alive = DHCP.netnsIsAlive(dh.mode)
if alive[0] > 0:
DHCP.enableNets(netnsName=dh.mode,
brName=dh.brName,
port=dh.dhcp_port,
ip=dh.server_ip,
drive=dh.drive)
if dh.mode == 'dhcp-int':
status = DHCP.status(mode='int')
if status[0] > 0:
DHCP.start(netnsName=dh.mode,
iprange=dh.ip_range,
port=dh.dhcp_port,
drive=dh.drive,
mode='int',
brName=dh.brName,
gateway=dh.gateway,
dns=dh.dns)
elif dh.mode == 'dhcp-ext':
status = DHCP.status(mode='ext')
if status[0] > 0:
DHCP.start(netnsName=dh.mode,
iprange=dh.ip_range,
port=dh.dhcp_port,
drive=dh.drive,
mode='ext',
brName=dh.brName,
gateway=dh.gateway,
dns=dh.dns)
def handleDhcp(request):
if request.method == "POST":
op = request.POST.get('op')
dhcp_id = request.POST.get('id')
if op in ['delete', 'enable', 'disable', 'start', 'stop']:
try:
vMdhcp = VmDHCP.objects.get(id=dhcp_id)
except:
return JsonResponse({
"code": 500,
"data": None,
"msg": "DHCP configuration does not exist."
})
DHCP = DHCPConfig()
if op == 'enable':
if vMdhcp.isAlive == 1:
status = DHCP.enableNets(netnsName=vMdhcp.mode,
brName=vMdhcp.brName,
port=vMdhcp.dhcp_port,
ip=vMdhcp.server_ip,
drive=vMdhcp.drive)
if status[0] == 0:
VmDHCP.objects.filter(id=vMdhcp.id).update(isAlive=0)
return JsonResponse({
"code": 200,
"msg": "Activation was successful.",
"data": None
})
else:
return JsonResponse({
"code": 500,
"msg": "Activation fails.",
"data": status[1]
})
else:
return JsonResponse({
"code": 500,
"msg": "Configuration is already active.",
"data": None
})
elif op == 'disable':
if vMdhcp.isAlive == 0:
status = DHCP.disableNets(netnsName=vMdhcp.mode,
brName=vMdhcp.brName,
port=vMdhcp.dhcp_port,
drive=vMdhcp.drive)
if status[0] == 0:
VmDHCP.objects.filter(id=vMdhcp.id).update(isAlive=1)
return JsonResponse({
"code": 200,
"msg": "Disabled successfully.",
"data": None
})
else:
return JsonResponse({
"code": 500,
"msg": "Disabled disabled.",
"data": status[1]
})
else:
return JsonResponse({
"code": 500,
"msg": "The configuration is already inactive.",
"data": None
})
elif op == 'start':
if vMdhcp.isAlive == 0 and vMdhcp.status == 1:
if vMdhcp.mode == 'dhcp-ext':
status = DHCP.start(netnsName=vMdhcp.mode,
iprange=vMdhcp.ip_range,
port=vMdhcp.dhcp_port,
mode='ext',
brName=vMdhcp.brName,
drive=vMdhcp.drive,
gateway=vMdhcp.gateway,
dns=vMdhcp.dns)
elif vMdhcp.mode == 'dhcp-int':
status = DHCP.start(netnsName=vMdhcp.mode,
iprange=vMdhcp.ip_range,
drive=vMdhcp.drive,
port=vMdhcp.dhcp_port,
mode='int',
brName=vMdhcp.brName)
if status[0] == 0:
VmDHCP.objects.filter(id=vMdhcp.id).update(status=0)
return JsonResponse({
"code": 200,
"msg": "The DHCP service started successfully.",
"data": None
})
else:
return JsonResponse({
"code": 500,
"msg": "The DHCP service failed to start.",
"data": status[1]
})
else:
return JsonResponse({
"code": 500,
"msg":
"Please activate the DHCP configuration or the DHCP service is already started.",
"data": None
})
elif op == 'stop':
if vMdhcp.isAlive == 0 and vMdhcp.status == 0:
if vMdhcp.mode == 'dhcp-ext':
status = DHCP.stop(mode='ext')
elif vMdhcp.mode == 'dhcp-int':
status = DHCP.stop(mode='int')
if status[0] == 0:
VmDHCP.objects.filter(id=vMdhcp.id).update(status=1)
return JsonResponse({
"code": 200,
"msg": "DHCP service closed successfully.",
"data": None
})
else:
return JsonResponse({
"code": 500,
"msg": "The DHCP service failed to close.",
"data": status[1]
})
else:
return JsonResponse({
"code": 500,
"msg":
"Please activate DHCP configuration or the DHCP service is closed.",
"data": None
})
elif op == 'delete':
if vMdhcp.isAlive == 0 and vMdhcp.status == 0:
if vMdhcp.mode == 'dhcp-ext':
status = DHCP.stop(mode='ext')
elif vMdhcp.mode == 'dhcp-int':
status = DHCP.stop(mode='int')
if status[0] == 0:
status = DHCP.disableNets(netnsName=vMdhcp.mode,
brName=vMdhcp.brName,
port=vMdhcp.dhcp_port,
drive=vMdhcp.drive)
if status[0] == 0:
result = VmDHCP.objects.filter(id=vMdhcp.id).delete()
elif vMdhcp.isAlive == 0 and vMdhcp.status == 1:
status = DHCP.disableNets(netnsName=vMdhcp.mode,
brName=vMdhcp.brName,
port=vMdhcp.dhcp_port,
drive=vMdhcp.drive)
# if status[0] == 0:
result = VmDHCP.objects.filter(id=vMdhcp.id).delete()
else:
result = VmDHCP.objects.filter(id=vMdhcp.id).delete()
if result:
return JsonResponse({
"code": 500,
"msg": "Failed to delete the DHCP service.",
"data": None
})
else:
return JsonResponse({
"code": 200,
"msg": "The DHCP service was deleted successfully.",
"data": None
})
else:
return JsonResponse({
"code": 500,
"msg": "Unsupported operation.",
"data": None
})