3 # Copyright 2016 RIFT.IO Inc
5 # Licensed under the Apache License, Version 2.0 (the "License");
6 # you may not use this file except in compliance with the License.
7 # You may obtain a copy of the License at
9 # http://www.apache.org/licenses/LICENSE-2.0
11 # Unless required by applicable law or agreed to in writing, software
12 # distributed under the License is distributed on an "AS IS" BASIS,
13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 # See the License for the specific language governing permissions and
15 # limitations under the License.
21 import rift
.mano
.config_agent
23 gi
.require_version('RwDts', '1.0')
24 gi
.require_version('RwNsrYang', '1.0')
25 from gi
.repository
import (
30 class RiftCMRPCHandler(object):
31 """ The Network service Monitor DTS handler """
32 EXEC_NS_CONF_XPATH
= "I,/nsr:exec-ns-service-primitive"
33 EXEC_NS_CONF_O_XPATH
= "O,/nsr:exec-ns-service-primitive"
35 GET_NS_CONF_XPATH
= "I,/nsr:get-ns-service-primitive-values"
36 GET_NS_CONF_O_XPATH
= "O,/nsr:get-ns-service-primitive-values"
38 def __init__(self
, dts
, log
, loop
, nsm
):
46 self
._get
_ns
_conf
_regh
= None
48 self
.job_manager
= rift
.mano
.config_agent
.ConfigAgentJobManager(dts
, log
, loop
, nsm
)
52 """ Return registration handles """
53 return (self
._ns
_regh
, self
._vnf
_regh
, self
._get
_ns
_conf
_regh
)
57 """ Return the NS manager instance """
60 def prepare_meta(self
, rpc_ip
):
63 nsr_id
= rpc_ip
.nsr_id_ref
64 nsr
= self
._nsm
.nsrs
[nsr_id
]
66 for vnfr
in nsr
.vnfrs
:
68 # vnfr is a dict containing all attributes
73 raise ValueError("Record not found", str(e
))
76 def _get_ns_cfg_primitive(self
, nsr_id
, ns_cfg_name
):
77 nsd_msg
= yield from self
._nsm
.get_nsd(nsr_id
)
79 def get_nsd_cfg_prim(name
):
80 for ns_cfg_prim
in nsd_msg
.service_primitive
:
81 if ns_cfg_prim
.name
== name
:
85 ns_cfg_prim_msg
= get_nsd_cfg_prim(ns_cfg_name
)
86 if ns_cfg_prim_msg
is not None:
87 ret_cfg_prim_msg
= ns_cfg_prim_msg
.deep_copy()
88 return ret_cfg_prim_msg
92 def _get_vnf_primitive(self
, vnfr_id
, nsr_id
, primitive_name
):
93 vnf
= self
._nsm
.get_vnfr_msg(vnfr_id
, nsr_id
)
94 self
._log
.debug("vnfr_msg:%s", vnf
)
96 self
._log
.debug("nsr/vnf {}/{}, vnf_configuration: %s",
97 vnf
.vnf_configuration
)
98 for primitive
in vnf
.vnf_configuration
.service_primitive
:
99 if primitive
.name
== primitive_name
:
102 raise ValueError("Could not find nsr/vnf {}/{} primitive {}"
103 .format(nsr_id
, vnfr_id
, primitive_name
))
107 """ Register for NS monitoring read from dts """
108 yield from self
.job_manager
.register()
111 def on_ns_config_prepare(xact_info
, action
, ks_path
, msg
):
112 """ prepare callback from dts exec-ns-service-primitive"""
113 assert action
== rwdts
.QueryAction
.RPC
115 rpc_op
= NsrYang
.YangOutput_Nsr_ExecNsServicePrimitive
.from_dict({
116 "triggered_by": rpc_ip
.triggered_by
,
117 "create_time": int(time
.time()),
118 "parameter": [param
.as_dict() for param
in rpc_ip
.parameter
],
119 "parameter_group": [pg
.as_dict() for pg
in rpc_ip
.parameter_group
]
123 ns_cfg_prim_name
= rpc_ip
.name
124 nsr_id
= rpc_ip
.nsr_id_ref
125 nsr
= self
._nsm
.nsrs
[nsr_id
]
127 nsd_cfg_prim_msg
= yield from self
._get
_ns
_cfg
_primitive
(nsr_id
, ns_cfg_prim_name
)
129 def find_nsd_vnf_prim_param_pool(vnf_index
, vnf_prim_name
, param_name
):
130 for vnf_prim_group
in nsd_cfg_prim_msg
.vnf_primitive_group
:
131 if vnf_prim_group
.member_vnf_index_ref
!= vnf_index
:
134 for vnf_prim
in vnf_prim_group
.primitive
:
135 if vnf_prim
.name
!= vnf_prim_name
:
139 nsr_param_pool
= nsr
.param_pools
[pool_param
.parameter_pool
]
141 raise ValueError("Parameter pool %s does not exist in nsr" % vnf_prim
.parameter_pool
)
143 self
._log
.debug("Found parameter pool %s for vnf index(%s), vnf_prim_name(%s), param_name(%s)",
144 nsr_param_pool
, vnf_index
, vnf_prim_name
, param_name
)
145 return nsr_param_pool
147 self
._log
.debug("Could not find parameter pool for vnf index(%s), vnf_prim_name(%s), param_name(%s)",
148 vnf_index
, vnf_prim_name
, param_name
)
151 rpc_op
.nsr_id_ref
= nsr_id
152 rpc_op
.name
= ns_cfg_prim_name
154 nsr
, vnfrs
= self
.prepare_meta(rpc_ip
)
155 rpc_op
.job_id
= nsr
.job_id
157 # Copy over the NS level Parameters
159 # Give preference to user defined script.
160 if nsd_cfg_prim_msg
and nsd_cfg_prim_msg
.has_field("user_defined_script"):
161 rpc_ip
.user_defined_script
= nsd_cfg_prim_msg
.user_defined_script
164 for config_plugin
in self
.nsm
.config_agent_plugins
:
165 task
, err
= yield from config_plugin
.apply_ns_config(
171 rpc_op
.job_status_details
= err
.decode()
173 self
.job_manager
.add_job(rpc_op
, tasks
)
175 # Otherwise create VNF primitives.
176 for vnf
in rpc_ip
.vnf_list
:
177 vnf_op
= rpc_op
.vnf_out_list
.add()
178 vnf_member_idx
= vnf
.member_vnf_index_ref
179 vnfr_id
= vnf
.vnfr_id_ref
180 vnf_op
.vnfr_id_ref
= vnfr_id
181 vnf_op
.member_vnf_index_ref
= vnf_member_idx
183 for primitive
in vnf
.vnf_primitive
:
184 op_primitive
= vnf_op
.vnf_out_primitive
.add()
185 op_primitive
.name
= primitive
.name
186 op_primitive
.execution_id
= ''
187 op_primitive
.execution_status
= 'completed'
188 op_primitive
.execution_error_details
= ''
190 # Copy over the VNF pimitive's input parameters
191 for param
in primitive
.parameter
:
192 output_param
= op_primitive
.parameter
.add()
193 output_param
.name
= param
.name
194 output_param
.value
= param
.value
196 self
._log
.debug("%s:%s Got primitive %s:%s",
197 nsr_id
, vnf
.member_vnf_index_ref
, primitive
.name
, primitive
.parameter
)
199 nsd_vnf_primitive
= yield from self
._get
_vnf
_primitive
(
204 for param
in nsd_vnf_primitive
.parameter
:
205 if not param
.has_field("parameter_pool"):
209 nsr_param_pool
= nsr
.param_pools
[param
.parameter_pool
]
211 raise ValueError("Parameter pool %s does not exist in nsr" % param
.parameter_pool
)
212 nsr_param_pool
.add_used_value(param
.value
)
214 for config_plugin
in self
.nsm
.config_agent_plugins
:
215 yield from config_plugin
.vnf_config_primitive(nsr_id
,
220 self
.job_manager
.add_job(rpc_op
)
223 # Find Config Primitive
224 # For each vnf-primitive with parameter pool
225 # Find parameter pool
226 # Add used value to the pool
227 self
._log
.debug("RPC output: {}".format(rpc_op
))
228 xact_info
.respond_xpath(rwdts
.XactRspCode
.ACK
,
229 RiftCMRPCHandler
.EXEC_NS_CONF_O_XPATH
,
231 except Exception as e
:
232 self
._log
.error("Exception processing the "
233 "exec-ns-service-primitive: {}".format(e
))
234 self
._log
.exception(e
)
235 xact_info
.respond_xpath(rwdts
.XactRspCode
.NACK
,
236 RiftCMRPCHandler
.EXEC_NS_CONF_O_XPATH
)
239 def on_get_ns_config_values_prepare(xact_info
, action
, ks_path
, msg
):
240 assert action
== rwdts
.QueryAction
.RPC
241 nsr_id
= msg
.nsr_id_ref
242 cfg_prim_name
= msg
.name
244 nsr
= self
._nsm
.nsrs
[nsr_id
]
246 rpc_op
= NsrYang
.YangOutput_Nsr_GetNsServicePrimitiveValues()
248 ns_cfg_prim_msg
= yield from self
._get
_ns
_cfg
_primitive
(nsr_id
, cfg_prim_name
)
250 # Get pool values for NS-level parameters
251 for ns_param
in ns_cfg_prim_msg
.parameter
:
252 if not ns_param
.has_field("parameter_pool"):
256 nsr_param_pool
= nsr
.param_pools
[ns_param
.parameter_pool
]
258 raise ValueError("Parameter pool %s does not exist in nsr" % ns_param
.parameter_pool
)
260 new_ns_param
= rpc_op
.ns_parameter
.add()
261 new_ns_param
.name
= ns_param
.name
262 new_ns_param
.value
= str(nsr_param_pool
.get_next_unused_value())
264 # Get pool values for NS-level parameters
265 for vnf_prim_group
in ns_cfg_prim_msg
.vnf_primitive_group
:
266 rsp_prim_group
= rpc_op
.vnf_primitive_group
.add()
267 rsp_prim_group
.member_vnf_index_ref
= vnf_prim_group
.member_vnf_index_ref
268 if vnf_prim_group
.has_field("vnfd_id_ref"):
269 rsp_prim_group
.vnfd_id_ref
= vnf_prim_group
.vnfd_id_ref
271 for index
, vnf_prim
in enumerate(vnf_prim_group
.primitive
):
272 rsp_prim
= rsp_prim_group
.primitive
.add()
273 rsp_prim
.name
= vnf_prim
.name
274 rsp_prim
.index
= index
275 vnf_primitive
= yield from self
._get
_vnf
_primitive
(
276 vnf_prim_group
.vnfd_id_ref
,
280 for param
in vnf_primitive
.parameter
:
281 if not param
.has_field("parameter_pool"):
284 # Get pool values for NS-level parameters
285 for ns_param
in ns_cfg_prim_msg
.parameter
:
286 if not ns_param
.has_field("parameter_pool"):
290 nsr_param_pool
= nsr
.param_pools
[ns_param
.parameter_pool
]
292 raise ValueError("Parameter pool %s does not exist in nsr" % ns_param
.parameter_pool
)
294 new_ns_param
= rpc_op
.ns_parameter
.add()
295 new_ns_param
.name
= ns_param
.name
296 new_ns_param
.value
= str(nsr_param_pool
.get_next_unused_value())
298 # Get pool values for NS-level parameters
299 for vnf_prim_group
in ns_cfg_prim_msg
.vnf_primitive_group
:
300 rsp_prim_group
= rpc_op
.vnf_primitive_group
.add()
301 rsp_prim_group
.member_vnf_index_ref
= vnf_prim_group
.member_vnf_index_ref
302 if vnf_prim_group
.has_field("vnfd_id_ref"):
303 rsp_prim_group
.vnfd_id_ref
= vnf_prim_group
.vnfd_id_ref
305 for index
, vnf_prim
in enumerate(vnf_prim_group
.primitive
):
306 rsp_prim
= rsp_prim_group
.primitive
.add()
307 rsp_prim
.name
= vnf_prim
.name
308 rsp_prim
.index
= index
309 vnf_primitive
= yield from self
._get
_vnf
_primitive
(
311 vnf_prim_group
.member_vnf_index_ref
,
314 for param
in vnf_primitive
.parameter
:
315 if not param
.has_field("parameter_pool"):
319 nsr_param_pool
= nsr
.param_pools
[param
.parameter_pool
]
321 raise ValueError("Parameter pool %s does not exist in nsr" % vnf_prim
.parameter_pool
)
323 vnf_param
= rsp_prim
.parameter
.add()
324 vnf_param
.name
= param
.name
325 vnf_param
.value
= str(nsr_param_pool
.get_next_unused_value())
327 self
._log
.debug("RPC output: {}".format(rpc_op
))
328 xact_info
.respond_xpath(rwdts
.XactRspCode
.ACK
,
329 RiftCMRPCHandler
.GET_NS_CONF_O_XPATH
, rpc_op
)
330 except Exception as e
:
331 self
._log
.error("Exception processing the "
332 "get-ns-service-primitive-values: {}".format(e
))
333 self
._log
.exception(e
)
334 xact_info
.respond_xpath(rwdts
.XactRspCode
.NACK
,
335 RiftCMRPCHandler
.GET_NS_CONF_O_XPATH
)
337 hdl_ns
= rift
.tasklets
.DTS
.RegistrationHandler(on_prepare
=on_ns_config_prepare
,)
338 hdl_ns_get
= rift
.tasklets
.DTS
.RegistrationHandler(on_prepare
=on_get_ns_config_values_prepare
,)
340 with self
._dts
.group_create() as group
:
341 self
._ns
_regh
= group
.register(xpath
=RiftCMRPCHandler
.EXEC_NS_CONF_XPATH
,
343 flags
=rwdts
.Flag
.PUBLISHER
,
345 self
._get
_ns
_conf
_regh
= group
.register(xpath
=RiftCMRPCHandler
.GET_NS_CONF_XPATH
,
347 flags
=rwdts
.Flag
.PUBLISHER
,