lcm/lcm/pub/vimapi/adaptor.py

   1 # Copyright 2017 ZTE Corporation.
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License");
   4 # you may not use this file except in compliance with the License.
   5 # You may obtain a copy of the License at
   6 #
   7 #         http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS,
  11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 # See the License for the specific language governing permissions and
  13 # limitations under the License.
  14
  15 import logging
  16 import json
  17 import traceback
  18 import sys
  19 import time
  20
  21 from lcm.pub.utils.values import ignore_case_get, set_opt_val
  22 from . import api
  23 from .exceptions import VimException
  24
  25 logger = logging.getLogger(__name__)
  26
  27 RES_EXIST, RES_NEW = 0, 1
  28 NET_PRIVATE, NET_SHSRED = 0, 1
  29 VLAN_TRANSPARENT_NO, VLAN_TRANSPARENT_YES = 0, 1
  30 IP_V4, IP_V6 = 4, 6
  31 DHCP_DISABLED, DHCP_ENABLED = 0, 1
  32 OPT_CREATE_VOLUME = 20
  33 OPT_CREATE_NETWORK = 30
  34 OPT_CREATE_SUBNET = 40
  35 OPT_CREATE_PORT = 50
  36 OPT_CREATE_FLAVOR = 60
  37 OPT_CREATE_VM = 80
  38 OPT_END = 100
  39
  40 BOOT_FROM_VOLUME = 1
  41
  42 def create_vim_res(data, do_notify, do_rollback):
  43     try:
  44         for vol in ignore_case_get(data, "volume_storages"):
  45             create_volume(vol, do_notify, OPT_CREATE_VOLUME)
  46         for network in ignore_case_get(data, "vls"):
  47             create_network(network, do_notify, OPT_CREATE_NETWORK)
  48         for subnet in ignore_case_get(data, "vls"):
  49             create_subnet(subnet, do_notify, OPT_CREATE_SUBNET)
  50         for port in ignore_case_get(data, "cps"):
  51             create_port(port, do_notify, OPT_CREATE_PORT)
  52         for flavor in ignore_case_get(data, "vdus"):
  53             create_flavor(flavor, do_notify, OPT_CREATE_FLAVOR)
  54         for vm in ignore_case_get(data, "vdus"):
  55             create_vm(vm, do_notify, OPT_CREATE_VM)
  56         do_notify(RES_END, {})
  57     except VimException as e:
  58         logger.error(e.message)
  59         do_rollback(e.message)
  60     except:
  61         logger.error(traceback.format_exc())
  62         do_rollback(str(sys.exc_info()))
  63
  64 def delete_vim_res(data, do_notify):
  65     res_types = ["vm", "flavor", "port", "subnet", "network", "volume"]
  66     res_del_funs = [api.delete_vm, api.delete_flavor, api.delete_port,
  67         api.delete_subnet, api.delete_network, api.delete_volume]
  68     for res_type, res_del_fun in zip(res_types, res_del_funs):
  69         for res in ignore_case_get(data, res_type):
  70             try:
  71                 res_del_fun(res["vim_id"], res["res_id"])
  72             except VimException as e:
  73                 logger.error("Failed to delete %s(%s): %s",
  74                     res_type, res["res_id"], e.message)
  75             do_notify(res_type)
  76
  77 def create_volume(vol, do_notify, progress):
  78     param = {
  79         "tenant": vol["properties"]["location_info"]["tenant"],
  80         "volumeName": vol["properties"]["volume_name"],
  81         "volumeSize": int(ignore_case_get(vol["properties"], "size", "0"))
  82     }
  83     set_opt_val(param, "imageName", ignore_case_get(vol, "image_file"))
  84     set_opt_val(param, "volumeType", ignore_case_get(vol["properties"], "custom_volume_type"))
  85     vim_id = vol["properties"]["location_info"]["vimid"],
  86     ret = api.create_volume(vim_id, param)
  87     vol_id, vol_name, return_code = ret["id"], ret["name"], ret["returnCode"]
  88     retry_count, max_retry_count = 0, 300
  89     while retry_count < max_retry_count:
  90         vol_info = api.get_volume(vim_id, vol_id)
  91         if vol_info["status"].upper() == "AVAILABLE":
  92             do_notify(progress, ret)
  93             break
  94         time.sleep(2)
  95         retry_count = retry_count + 1
  96     if return_code == RES_NEW:
  97         api.delete_volume(vim_id, vol_id)
  98     raise VimException("Failed to create Volume(%s): Timeout." % vol_name, "500")
  99
 100 def create_network(network, do_notify, progress):
 101     param = {
 102         "tenant": network["properties"]["location_info"]["tenant"],
 103         "networkName": network["properties"]["network_name"],
 104         "shared": NET_PRIVATE,
 105         "networkType": network["properties"]["network_type"],
 106         "physicalNetwork": ignore_case_get(network["properties"], "physical_network")
 107     }
 108     set_opt_val(param, "vlanTransparent",
 109         ignore_case_get(network["properties"], "vlan_transparent"), VLAN_TRANSPARENT_YES)
 110     set_opt_val(param, "segmentationId", ignore_case_get(network["properties"], "segmentation_id"))
 111     vim_id = network["properties"]["location_info"]["vimid"],
 112     ret = api.create_network(vim_id, param)
 113     do_notify(progress, ret)
 114
 115 def create_subnet(subnet, do_notify, progress):
 116     param = {
 117         "tenant": subnet["properties"]["location_info"]["tenant"],
 118         "networkName": subnet["properties"]["network_name"],
 119         "subnetName": subnet["properties"]["name"],
 120         "cidr": ignore_case_get(subnet["properties"], "cidr"),
 121         "ipVersion": ignore_case_get(subnet["properties"], "ip_version", IP_V4)
 122     }
 123     set_opt_val(param, "enableDhcp",
 124         ignore_case_get(subnet["properties"], "dhcp_enabled"), DHCP_ENABLED)
 125     set_opt_val(param, "gatewayIp", ignore_case_get(subnet["properties"], "gateway_ip"))
 126     set_opt_val(param, "dnsNameservers", ignore_case_get(subnet["properties"], "dns_nameservers"))
 127     allocation_pool = {}
 128     set_opt_val(allocation_pool, "start", ignore_case_get(subnet["properties"], "start_ip"))
 129     set_opt_val(allocation_pool, "end", ignore_case_get(subnet["properties"], "end_ip"))
 130     if allocation_pool:
 131         param["allocationPools"] = [allocation_pool]
 132     set_opt_val(param, "hostRoutes", ignore_case_get(subnet["properties"], "host_routes"))
 133     vim_id = network["properties"]["location_info"]["vimid"],
 134     ret = api.create_subnet(vim_id, param)
 135     do_notify(progress, ret)
 136
 137 def create_port(port, do_notify, progress):
 138     param = {
 139         "tenant": subnet["properties"]["location_info"]["tenant"],
 140         "networkName": subnet["properties"]["network_name"],
 141         "subnetName": subnet["properties"]["name"],
 142         "portName": subnet["properties"]["name"]
 143     }
 144     vim_id = subnet["properties"]["location_info"]["vimid"],
 145     ret = api.create_subnet(vim_id, param)
 146     do_notify(progress, ret)
 147
 148 def create_flavor(flavor, do_notify, progress):
 149     param = {
 150         "tenant": flavor["properties"]["location_info"]["tenant"],
 151         "vcpu": int(flavor["nfv_compute"]["num_cpus"]),
 152         "memory": int(flavor["nfv_compute"]["mem_size"].replace('MB', '').strip())
 153     }
 154     set_opt_val(param, "extraSpecs", ignore_case_get(flavor["nfv_compute"], "flavor_extra_specs"))
 155     vim_id = subnet["properties"]["location_info"]["vimid"],
 156     ret = api.create_flavor(vim_id, param)
 157     do_notify(progress, ret)
 158
 159 def create_vm(vm, do_notify, progress):
 160     param = {
 161         "tenant": vm["properties"]["location_info"]["tenant"],
 162         "vmName": vm["properties"]["name"],
 163         "boot": {
 164             "type": BOOT_FROM_VOLUME,
 165             "volumeName": vm["volume_storages"][0]["volume_storage_id"]
 166         },
 167         "nicArray": [],
 168         "contextArray": [],
 169         "volumeArray": []
 170     }
 171     set_opt_val(param, "availabilityZone",
 172         ignore_case_get(vm["properties"]["location_info"], "availability_zone"))
 173     for inject_data in ignore_case_get(vm["properties"], "inject_data_list"):
 174         param["contextArray"].append({
 175             "fileName": inject_data["file_name"],
 176             "fileData": inject_data["file_data"]
 177         })
 178     for vol_data in vm["volume_storages"]:
 179         param["contextArray"].append(vol_data["volume_storage_id"])
 180     # nicArray TODO:
 181     vim_id = subnet["properties"]["location_info"]["vimid"],
 182     ret = api.create_vm(vim_id, param)
 183     vm_id, vm_name, return_code = ret["id"], ret["name"], ret["returnCode"]
 184     opt_vm_status = "Timeout"
 185     retry_count, max_retry_count = 0, 100
 186     while retry_count < max_retry_count:
 187         vm_info = api.get_vm(vim_id, vm_id)
 188         if vm_info["status"].upper() == "ACTIVE":
 189             do_notify(progress, ret)
 190             break
 191         if vm_info["status"].upper() == "ERROR":
 192             opt_vm_status = vm_info["status"]
 193             break
 194         time.sleep(2)
 195         retry_count = retry_count + 1
 196     if return_code == RES_NEW:
 197         api.delete_vm(vim_id, vm_id)
 198     raise VimException("Failed to create Vm(%s): %s." % (vm_name, opt_vm_status), "500")