#import json
import yaml
import utils
-from nfvo_db import HTTP_Unauthorized, HTTP_Bad_Request, HTTP_Internal_Server_Error, HTTP_Not_Found,\
+from db_base import HTTP_Unauthorized, HTTP_Bad_Request, HTTP_Internal_Server_Error, HTTP_Not_Found,\
HTTP_Conflict, HTTP_Method_Not_Allowed
import console_proxy_thread as cli
import vimconn
import logging
+from db_base import db_base_Exception
global global_config
global vimconn_imported
#result, content = mydb.get_table(FROM='vms join vnfs on vms.vnf_id = vnfs.uuid',SELECT=('uuid'),WHERE=WHERE_dict )
#result, content = mydb.get_table(FROM='vms',SELECT=('vim_flavor_id',),WHERE=WHERE_dict )
- result, content = mydb.get_table(FROM='vms join flavors on vms.flavor_id=flavors.uuid',SELECT=('flavor_id',),WHERE=WHERE_dict )
- if result < 0:
- print "nfvo.get_flavorlist error %d %s" % (result, content)
- return -result, content
- print "get_flavor_list result:", result
- print "get_flavor_list content:", content
+ flavors = mydb.get_rows(FROM='vms join flavors on vms.flavor_id=flavors.uuid',SELECT=('flavor_id',),WHERE=WHERE_dict )
+ #print "get_flavor_list result:", result
+ #print "get_flavor_list content:", content
flavorList=[]
- for flavor in content:
+ for flavor in flavors:
flavorList.append(flavor['flavor_id'])
- return result, flavorList
+ return flavorList
def get_imagelist(mydb, vnf_id, nfvo_tenant=None):
'''Obtain imageList
WHERE_dict['nfvo_tenant_id'] = nfvo_tenant
#result, content = mydb.get_table(FROM='vms join vnfs on vms-vnf_id = vnfs.uuid',SELECT=('uuid'),WHERE=WHERE_dict )
- result, content = mydb.get_table(FROM='vms join images on vms.image_id=images.uuid',SELECT=('image_id',),WHERE=WHERE_dict )
- if result < 0:
- print "nfvo.get_imagelist error %d %s" % (result, content)
- return -result, content
- print "get_image_list result:", result
- print "get_image_list content:", content
+ images = mydb.get_rows(FROM='vms join images on vms.image_id=images.uuid',SELECT=('image_id',),WHERE=WHERE_dict )
imageList=[]
- for image in content:
+ for image in images:
imageList.append(image['image_id'])
- return result, imageList
+ return imageList
def get_vim(mydb, nfvo_tenant=None, datacenter_id=None, datacenter_name=None, vim_tenant=None):
'''Obtain a dictionary of VIM (datacenter) classes with some of the input parameters
else:
from_ = 'datacenters as d'
select_ = ('type','config','d.uuid as datacenter_id', 'vim_url', 'vim_url_admin', 'd.name as datacenter_name')
- result, content = mydb.get_table(FROM=from_, SELECT=select_, WHERE=WHERE_dict )
- if result < 0:
- print "nfvo.get_vim error %d %s" % (result, content)
- return result, content
- #elif result==0:
- # print "nfvo.get_vim not found a valid VIM with the input params " + str(WHERE_dict)
- # return -HTTP_Not_Found, "datacenter not found for " + str(WHERE_dict)
- #print content
- vim_dict={}
- for vim in content:
- extra={'datacenter_tenant_id': vim.get('datacenter_tenant_id')}
- if vim["config"] != None:
- extra.update(yaml.load(vim["config"]))
- if vim["type"] not in vimconn_imported:
- module_info=None
+ try:
+ vims = mydb.get_rows(FROM=from_, SELECT=select_, WHERE=WHERE_dict )
+ vim_dict={}
+ for vim in vims:
+ extra={'datacenter_tenant_id': vim.get('datacenter_tenant_id')}
+ if vim["config"] != None:
+ extra.update(yaml.load(vim["config"]))
+ if vim["type"] not in vimconn_imported:
+ module_info=None
+ try:
+ module = "vimconn_" + vim["type"]
+ module_info = imp.find_module(module)
+ vim_conn = imp.load_module(vim["type"], *module_info)
+ vimconn_imported[vim["type"]] = vim_conn
+ except (IOError, ImportError) as e:
+ if module_info and module_info[0]:
+ file.close(module_info[0])
+ raise NfvoException("Unknown vim type '{}'. Can not open file '{}.py'; {}: {}".format(
+ vim["type"], module, type(e).__name__, str(e)), HTTP_Bad_Request)
+
try:
- module = "vimconn_" + vim["type"]
- module_info = imp.find_module(module)
- vim_conn = imp.load_module(vim["type"], *module_info)
- vimconn_imported[vim["type"]] = vim_conn
- except (IOError, ImportError) as e:
- if module_info and module_info[0]:
- file.close(module_info[0])
- print "Cannot open VIM module '%s.py'; %s: %s" % ( module, type(e).__name__, str(e))
- return -HTTP_Bad_Request, "Unknown vim type %s" % vim["type"]
-
- try:
- #if not tenant:
- # return -HTTP_Bad_Request, "You must provide a valid tenant name or uuid for VIM %s" % ( vim["type"])
- vim_dict[ vim['datacenter_id'] ] = vimconn_imported[ vim["type"] ].vimconnector(
- uuid=vim['datacenter_id'], name=vim['datacenter_name'],
- tenant_id=vim.get('vim_tenant_id'), tenant_name=vim.get('vim_tenant_name'),
- url=vim['vim_url'], url_admin=vim['vim_url_admin'],
- user=vim.get('user'), passwd=vim.get('passwd'),
- config=extra
- )
- except Exception as e:
- return -HTTP_Internal_Server_Error, "Error at VIM %s; %s: %s" % ( vim["type"], type(e).__name__, str(e))
- return len(vim_dict), vim_dict
-
+ #if not tenant:
+ # return -HTTP_Bad_Request, "You must provide a valid tenant name or uuid for VIM %s" % ( vim["type"])
+ vim_dict[ vim['datacenter_id'] ] = vimconn_imported[ vim["type"] ].vimconnector(
+ uuid=vim['datacenter_id'], name=vim['datacenter_name'],
+ tenant_id=vim.get('vim_tenant_id'), tenant_name=vim.get('vim_tenant_name'),
+ url=vim['vim_url'], url_admin=vim['vim_url_admin'],
+ user=vim.get('user'), passwd=vim.get('passwd'),
+ config=extra
+ )
+ except Exception as e:
+ raise NfvoException("Error at VIM {}; {}: {}".format(vim["type"], type(e).__name__, str(e)), HTTP_Internal_Server_Error)
+ return vim_dict
+ except db_base_Exception as e:
+ raise NfvoException(str(e) + " at nfvo.get_vim", e.http_code)
+
def rollback(mydb, vims, rollback_list):
undeleted_items=[]
#delete things by reverse order
try:
if item["what"]=="image":
vim.delete_image(item["uuid"])
- result, message = mydb.delete_row_by_dict(FROM="datacenters_images", WEHRE={"datacenter_id": vim["id"], "vim_id":item["uuid"]})
- if result < 0:
- logger.error("Error in rollback. Not possible to delete image '%s' from DB.dacenters_images. Message: %s", item["uuid"],message)
+ mydb.delete_row(FROM="datacenters_images", WHERE={"datacenter_id": vim["id"], "vim_id":item["uuid"]})
elif item["what"]=="flavor":
vim.delete_flavor(item["uuid"])
- result, message = mydb.delete_row_by_dict(FROM="datacenters_flavos", WEHRE={"datacenter_id": vim["id"], "vim_id":item["uuid"]})
- if result < 0:
- logger.error("Error in rollback. Not possible to delete flavor '%s' from DB.dacenters_flavors. Message: %s", item["uuid"],message)
+ mydb.delete_row(FROM="datacenters_flavos", WHERE={"datacenter_id": vim["id"], "vim_id":item["uuid"]})
elif item["what"]=="network":
vim.delete_network(item["uuid"])
elif item["what"]=="vm":
except vimconn.vimconnException as e:
logger.error("Error in rollback. Not possible to delete VIM %s '%s'. Message: %s", item['what'], item["uuid"], str(e))
undeleted_items.append("{} {} from VIM {}".format(item['what'], item["uuid"], vim["name"]))
+ except db_base_Exception as e:
+ logger.error("Error in rollback. Not possible to delete %s '%s' from DB.datacenters Message: %s", item['what'], item["uuid"], str(e))
else: # where==mano
- if item["what"]=="image":
- result, message = mydb.delete_row_by_dict(FROM="images", WEHRE={"uuid": item["uuid"]})
- if result < 0:
- logger.error("Error in rollback. Not possible to delete image '%s' from DB.images. Message: %s", item["uuid"], message)
- undeleted_items.append("image %s" % (item["uuid"]))
- elif item["what"]=="flavor":
- result, message = mydb.delete_row_by_dict(FROM="flavors", WEHRE={"uuid": item["uuid"]})
- if result < 0:
- logger.error("Error in rollback. Not possible to delete flavor '%s' from DB.flavors. Message: %s", item["uuid"], message)
- undeleted_items.append("flavor %s" % (item["uuid"]))
+ try:
+ if item["what"]=="image":
+ mydb.delete_row(FROM="images", WHERE={"uuid": item["uuid"]})
+ elif item["what"]=="flavor":
+ mydb.delete_row(FROM="flavors", WHERE={"uuid": item["uuid"]})
+ except db_base_Exception as e:
+ logger.error("Error in rollback. Not possible to delete %s '%s' from DB. Message: %s", item['what'], item["uuid"], str(e))
+ undeleted_items.append("{} '{}'".format(item['what'], item["uuid"]))
if len(undeleted_items)==0:
return True," Rollback successful."
else:
for numa in vnfc.get("numas",() ):
for interface in numa.get("interfaces",()):
if interface["name"] in name_list:
- return -HTTP_Bad_Request, "Error at vnf:VNFC[name:'%s']:numas:interfaces:name, interface name '%s' already used in this VNFC" %(vnfc["name"], interface["name"])
- name_list.append( interface["name"] )
+ raise NfvoException("Error at vnf:VNFC[name:'{}']:numas:interfaces:name, interface name '{}' already used in this VNFC"\
+ .format(vnfc["name"], interface["name"]),
+ HTTP_Bad_Request)
+ name_list.append( interface["name"] )
#bridge interfaces
for interface in vnfc.get("bridge-ifaces",() ):
if interface["name"] in name_list:
- return -HTTP_Bad_Request, "Error at vnf:VNFC[name:'%s']:bridge-ifaces:name, interface name '%s' already used in this VNFC" %(vnfc["name"], interface["name"])
+ raise NfvoException("Error at vnf:VNFC[name:'{}']:bridge-ifaces:name, interface name '{}' already used in this VNFC"\
+ .format(vnfc["name"], interface["name"]),
+ HTTP_Bad_Request)
name_list.append( interface["name"] )
vnfc_interfaces[ vnfc["name"] ] = name_list
name_list=[]
for external_connection in vnf_descriptor["vnf"].get("external-connections",() ):
if external_connection["name"] in name_list:
- return -HTTP_Bad_Request, "Error at vnf:external-connections:name, value '%s' already used as an external-connection" %(external_connection["name"])
+ raise NfvoException("Error at vnf:external-connections:name, value '{}' already used as an external-connection"\
+ .format(external_connection["name"]),
+ HTTP_Bad_Request)
name_list.append(external_connection["name"])
if external_connection["VNFC"] not in vnfc_interfaces:
- return -HTTP_Bad_Request, "Error at vnf:external-connections[name:'%s']:VNFC, value '%s' does not match any VNFC" %(external_connection["name"], external_connection["VNFC"])
+ raise NfvoException("Error at vnf:external-connections[name:'{}']:VNFC, value '{}' does not match any VNFC"\
+ .format(external_connection["name"], external_connection["VNFC"]),
+ HTTP_Bad_Request)
+
if external_connection["local_iface_name"] not in vnfc_interfaces[ external_connection["VNFC"] ]:
- return -HTTP_Bad_Request, "Error at vnf:external-connections[name:'%s']:local_iface_name, value '%s' does not match any interface of this VNFC" %(external_connection["name"], external_connection["local_iface_name"])
+ raise NfvoException("Error at vnf:external-connections[name:'{}']:local_iface_name, value '{}' does not match any interface of this VNFC"\
+ .format(external_connection["name"], external_connection["local_iface_name"]),
+ HTTP_Bad_Request )
#check if the info in internal_connections matches with the one in the vnfcs
name_list=[]
for internal_connection in vnf_descriptor["vnf"].get("internal-connections",() ):
if internal_connection["name"] in name_list:
- return -HTTP_Bad_Request, "Error at vnf:internal-connections:name, value '%s' already used as an internal-connection" %(internal_connection["name"])
+ raise NfvoException("Error at vnf:internal-connections:name, value '%s' already used as an internal-connection"\
+ .format(internal_connection["name"]),
+ HTTP_Bad_Request)
name_list.append(internal_connection["name"])
#We should check that internal-connections of type "ptp" have only 2 elements
if len(internal_connection["elements"])>2 and internal_connection["type"] == "ptp":
- return -HTTP_Bad_Request, "Error at vnf:internal-connections[name:'%s']:elements, size must be 2 for a type:'ptp'" %(internal_connection["name"])
+ raise NfvoException("Error at vnf:internal-connections[name:'{}']:elements, size must be 2 for a type:'ptp'"\
+ .format(internal_connection["name"]),
+ HTTP_Bad_Request)
for port in internal_connection["elements"]:
if port["VNFC"] not in vnfc_interfaces:
- return -HTTP_Bad_Request, "Error at vnf:internal-connections[name:'%s']:elements[]:VNFC, value '%s' does not match any VNFC" %(internal_connection["name"], port["VNFC"])
+ raise NfvoException("Error at vnf:internal-connections[name:'{}']:elements[]:VNFC, value '{}' does not match any VNFC"\
+ .format(internal_connection["name"], port["VNFC"]),
+ HTTP_Bad_Request)
if port["local_iface_name"] not in vnfc_interfaces[ port["VNFC"] ]:
- return -HTTP_Bad_Request, "Error at vnf:internal-connections[name:'%s']:elements[]:local_iface_name, value '%s' does not match any interface of this VNFC" %(internal_connection["name"], port["local_iface_name"])
-
-
- return 200, None
+ raise NfvoException("Error at vnf:internal-connections[name:'{}']:elements[]:local_iface_name, value '{}' does not match any interface of this VNFC"\
+ .format(internal_connection["name"], port["local_iface_name"]),
+ HTTP_Bad_Request)
+ return -HTTP_Bad_Request,
def create_or_use_image(mydb, vims, image_dict, rollback_list, only_create_at_vim=False, return_on_error = False):
#look if image exist
if only_create_at_vim:
image_mano_id = image_dict['uuid']
else:
- res,content = mydb.get_table(FROM="images", WHERE={'location':image_dict['location'], 'metadata':image_dict['metadata']})
- if res>=1:
- image_mano_id = content[0]['uuid']
- elif res<0:
- return res, content
+ images = mydb.get_rows(FROM="images", WHERE={'location':image_dict['location'], 'metadata':image_dict['metadata']})
+ if len(images)>=1:
+ image_mano_id = images[0]['uuid']
else:
#create image
temp_image_dict={'name':image_dict['name'], 'description':image_dict.get('description',None),
'location':image_dict['location'], 'metadata':image_dict.get('metadata',None)
}
- res,content = mydb.new_row('images', temp_image_dict, tenant_id=None, add_uuid=True)
- if res>0:
- image_mano_id= content
- rollback_list.append({"where":"mano", "what":"image","uuid":image_mano_id})
- else:
- return res if res<0 else -1, content
+ image_mano_id = mydb.new_row('images', temp_image_dict, add_uuid=True)
+ rollback_list.append({"where":"mano", "what":"image","uuid":image_mano_id})
#create image at every vim
for vim_id,vim in vims.iteritems():
image_created="false"
#look at database
- res_db,image_db = mydb.get_table(FROM="datacenters_images", WHERE={'datacenter_id':vim_id, 'image_id':image_mano_id})
- if res_db<0:
- return res_db, image_db
+ image_db = mydb.get_rows(FROM="datacenters_images", WHERE={'datacenter_id':vim_id, 'image_id':image_mano_id})
#look at VIM if this image exist
try:
image_vim_id = vim.get_image_id_from_path(image_dict['location'])
except vimconn.vimconnException as e:
if return_on_error:
logger.error("Error creating image at VIM: %s", str(e))
- return -e.http_code, str(e)
+ raise
image_vim_id = str(e)
logger.warn("Error creating image at VIM: %s", str(e))
continue
image_vim_id = str(e)
continue
#if reach here the image has been create or exist
- if res_db==0:
+ if len(image_db)==0:
#add new vim_id at datacenters_images
mydb.new_row('datacenters_images', {'datacenter_id':vim_id, 'image_id':image_mano_id, 'vim_id': image_vim_id, 'created':image_created})
elif image_db[0]["vim_id"]!=image_vim_id:
#modify existing vim_id at datacenters_images
mydb.update_rows('datacenters_images', UPDATE={'vim_id':image_vim_id}, WHERE={'datacenter_id':vim_id, 'image_id':image_mano_id})
- return 1, image_vim_id if only_create_at_vim else image_mano_id
+ return image_vim_id if only_create_at_vim else image_mano_id
def create_or_use_flavor(mydb, vims, flavor_dict, rollback_list, only_create_at_vim=False, return_on_error = False):
temp_flavor_dict= {'disk':flavor_dict.get('disk',1),
if only_create_at_vim:
flavor_mano_id = flavor_dict['uuid']
else:
- res,content = mydb.get_table(FROM="flavors", WHERE=temp_flavor_dict)
- if res>=1:
- flavor_mano_id = content[0]['uuid']
- elif res<0:
- return res, content
+ flavors = mydb.get_rows(FROM="flavors", WHERE=temp_flavor_dict)
+ if len(flavors)>=1:
+ flavor_mano_id = flavors[0]['uuid']
else:
#create flavor
#create one by one the images of aditional disks
if image_metadata_dict != None:
image_metadata_str = yaml.safe_dump(image_metadata_dict,default_flow_style=True,width=256)
image_dict['metadata']=image_metadata_str
- res, image_id = create_or_use_image(mydb, vims, image_dict, rollback_list)
- if res < 0:
- return res, image_id + rollback(mydb, vims, rollback_list)[1]
- print "Additional disk image id for VNFC %s: %s" % (flavor_dict['name']+str(dev_nb)+"-img", image_id)
+ image_id = create_or_use_image(mydb, vims, image_dict, rollback_list)
+ #print "Additional disk image id for VNFC %s: %s" % (flavor_dict['name']+str(dev_nb)+"-img", image_id)
dev_image_list.append(image_id)
dev_nb += 1
temp_flavor_dict['name'] = flavor_dict['name']
temp_flavor_dict['description'] = flavor_dict.get('description',None)
- res,content = mydb.new_row('flavors', temp_flavor_dict, tenant_id=None, add_uuid=True)
- if res>0:
- flavor_mano_id= content
- rollback_list.append({"where":"mano", "what":"flavor","uuid":flavor_mano_id})
- else:
- return res if res<0 else -1, content
+ content = mydb.new_row('flavors', temp_flavor_dict, add_uuid=True)
+ flavor_mano_id= content
+ rollback_list.append({"where":"mano", "what":"flavor","uuid":flavor_mano_id})
#create flavor at every vim
if 'uuid' in flavor_dict:
del flavor_dict['uuid']
for vim_id,vim in vims.items():
flavor_created="false"
#look at database
- res_db,flavor_db = mydb.get_table(FROM="datacenters_flavors", WHERE={'datacenter_id':vim_id, 'flavor_id':flavor_mano_id})
- if res_db<0:
- return res_db, flavor_db
+ flavor_db = mydb.get_rows(FROM="datacenters_flavors", WHERE={'datacenter_id':vim_id, 'flavor_id':flavor_mano_id})
#look at VIM if this flavor exist SKIPPED
#res_vim, flavor_vim_id = vim.get_flavor_id_from_path(flavor_dict['location'])
#if res_vim < 0:
#Create the flavor in VIM
#Translate images at devices from MANO id to VIM id
- error=False
if 'extended' in flavor_dict and flavor_dict['extended']!=None and "devices" in flavor_dict['extended']:
#make a copy of original devices
devices_original=[]
if image_metadata_dict != None:
image_metadata_str = yaml.safe_dump(image_metadata_dict,default_flow_style=True,width=256)
image_dict['metadata']=image_metadata_str
- r,image_mano_id=create_or_use_image(mydb, vims, image_dict, rollback_list, only_create_at_vim=False)
- if r<0:
- print "Error creating device image for flavor: %s." %image_mano_id
- error_text = image_mano_id
- error=True
- break
+ image_mano_id=create_or_use_image(mydb, vims, image_dict, rollback_list, only_create_at_vim=False, return_on_error=return_on_error )
image_dict["uuid"]=image_mano_id
- r,image_vim_id=create_or_use_image(mydb, vims, image_dict, rollback_list, only_create_at_vim=True)
- if r<0:
- print "Error creating device image for flavor at VIM: %s." %image_vim_id
- error_text = image_vim_id
- error=True
- break
+ image_vim_id=create_or_use_image(mydb, vims, image_dict, rollback_list, only_create_at_vim=True, return_on_error=return_on_error)
flavor_dict["extended"]["devices"][index]['imageRef']=image_vim_id
dev_nb += 1
- if error:
- if return_on_error:
- return r, error_text
- continue
- if res_db>0:
+ if len(flavor_db)>0:
#check that this vim_id exist in VIM, if not create
flavor_vim_id=flavor_db[0]["vim_id"]
try:
except vimconn.vimconnException as e:
if return_on_error:
logger.error("Error creating flavor at VIM %s: %s.", vim["name"], str(e))
- return -e.http_code, str(e)
+ raise
logger.warn("Error creating flavor at VIM %s: %s.", vim["name"], str(e))
continue
#if reach here the flavor has been create or exist
- if res_db==0:
+ if len(flavor_db)==0:
#add new vim_id at datacenters_flavors
mydb.new_row('datacenters_flavors', {'datacenter_id':vim_id, 'flavor_id':flavor_mano_id, 'vim_id': flavor_vim_id, 'created':flavor_created})
elif flavor_db[0]["vim_id"]!=flavor_vim_id:
#modify existing vim_id at datacenters_flavors
mydb.update_rows('datacenters_flavors', UPDATE={'vim_id':flavor_vim_id}, WHERE={'datacenter_id':vim_id, 'flavor_id':flavor_mano_id})
- return 1, flavor_vim_id if only_create_at_vim else flavor_mano_id
+ return flavor_vim_id if only_create_at_vim else flavor_mano_id
def new_vnf(mydb, tenant_id, vnf_descriptor):
global global_config
# Step 1. Check the VNF descriptor
- result, message = check_vnf_descriptor(vnf_descriptor)
- if result < 0:
- print "new_vnf error: %s" %message
- return result, message
-
+ check_vnf_descriptor(vnf_descriptor)
# Step 2. Check tenant exist
if tenant_id != "any":
- if not check_tenant(mydb, tenant_id):
- print 'nfvo.new_vnf() tenant %s not found' % tenant_id
- return -HTTP_Not_Found, 'Tenant %s not found' % tenant_id
+ check_tenant(mydb, tenant_id)
if "tenant_id" in vnf_descriptor["vnf"]:
if vnf_descriptor["vnf"]["tenant_id"] != tenant_id:
- print "nfvo.new_vnf() tenant '%s' not found" % tenant_id
- return -HTTP_Unauthorized, "VNF can not have a different tenant owner '%s', must be '%s'" %(vnf_descriptor["vnf"]["tenant_id"], tenant_id)
+ raise NfvoException("VNF can not have a different tenant owner '{}', must be '{}'".format(vnf_descriptor["vnf"]["tenant_id"], tenant_id),
+ HTTP_Unauthorized)
else:
vnf_descriptor['vnf']['tenant_id'] = tenant_id
# Step 3. Get the URL of the VIM from the nfvo_tenant and the datacenter
- result, vims = get_vim(mydb, tenant_id)
- if result < 0:
- print "nfvo.new_vnf() error. Datacenter not found"
- return result, vims
+ vims = get_vim(mydb, tenant_id)
else:
vims={}
# Step 4. Review the descriptor and add missing fields
#print vnf_descriptor
- print "Refactoring VNF descriptor with fields: description, public (default: true)"
+ #logger.debug("Refactoring VNF descriptor with fields: description, public (default: true)")
vnf_name = vnf_descriptor['vnf']['name']
vnf_descriptor['vnf']['description'] = vnf_descriptor['vnf'].get("description", vnf_name)
if "physical" in vnf_descriptor['vnf']:
internal_connections=vnf_descriptor['vnf'].get('internal_connections',[])
for ic in internal_connections:
if len(ic['elements'])>2 and ic['type']=='ptp':
- return -HTTP_Bad_Request, "Mismatch 'type':'ptp' with %d elements at 'vnf':'internal-conections'['name':'%s']. Change 'type' to 'data'" %(len(ic), ic['name'])
+ raise NfvoException("Mismatch 'type':'ptp' with {} elements at 'vnf':'internal-conections'['name':'{}']. Change 'type' to 'data'".format(len(ic), ic['name']),
+ HTTP_Bad_Request)
elif len(ic['elements'])==2 and ic['type']=='data':
- return -HTTP_Bad_Request, "Mismatch 'type':'data' with 2 elements at 'vnf':'internal-conections'['name':'%s']. Change 'type' to 'ptp'" %(ic['name'])
-
+ raise NfvoException("Mismatch 'type':'data' with 2 elements at 'vnf':'internal-conections'['name':'{}']. Change 'type' to 'ptp'".format(ic['name']),
+ HTTP_Bad_Request)
+
# Step 6. For each VNFC in the descriptor, flavors and images are created in the VIM
- print 'BEGIN creation of VNF "%s"' % vnf_name
- print "VNF %s: consisting of %d VNFC(s)" % (vnf_name,len(vnf_descriptor['vnf']['VNFC']))
+ logger.debug('BEGIN creation of VNF "%s"' % vnf_name)
+ logger.debug("VNF %s: consisting of %d VNFC(s)" % (vnf_name,len(vnf_descriptor['vnf']['VNFC'])))
#For each VNFC, we add it to the VNFCDict and we create a flavor.
VNFCDict = {} # Dictionary, key: VNFC name, value: dict with the relevant information to create the VNF and VMs in the MANO database
rollback_list = [] # It will contain the new images created in mano. It is used for rollback
-
try:
- print "Creating additional disk images and new flavors in the VIM for each VNFC"
+ logger.debug("Creating additional disk images and new flavors in the VIM for each VNFC")
for vnfc in vnf_descriptor['vnf']['VNFC']:
VNFCitem={}
VNFCitem["name"] = vnfc['name']
VNFCitem["description"] = vnfc.get("description", 'VM %s of the VNF %s' %(vnfc['name'],vnf_name))
- print "Flavor name: %s. Description: %s" % (VNFCitem["name"]+"-flv", VNFCitem["description"])
+ #print "Flavor name: %s. Description: %s" % (VNFCitem["name"]+"-flv", VNFCitem["description"])
myflavorDict = {}
myflavorDict["name"] = vnfc['name']+"-flv"
#print myflavorDict
# Step 6.2 New flavors are created in the VIM
- res, flavor_id = create_or_use_flavor(mydb, vims, myflavorDict, rollback_list)
- if res < 0:
- return res, flavor_id + rollback(mydb, vims, rollback_list)[1]
+ flavor_id = create_or_use_flavor(mydb, vims, myflavorDict, rollback_list)
- print "Flavor id for VNFC %s: %s" % (vnfc['name'],flavor_id)
+ #print "Flavor id for VNFC %s: %s" % (vnfc['name'],flavor_id)
VNFCitem["flavor_id"] = flavor_id
VNFCDict[vnfc['name']] = VNFCitem
- print "Creating new images in the VIM for each VNFC"
+ logger.debug("Creating new images in the VIM for each VNFC")
# Step 6.3 New images are created in the VIM
#For each VNFC, we must create the appropriate image.
#This "for" loop might be integrated with the previous one
#In case this integration is made, the VNFCDict might become a VNFClist.
for vnfc in vnf_descriptor['vnf']['VNFC']:
- print "Image name: %s. Description: %s" % (vnfc['name']+"-img", VNFCDict[vnfc['name']]['description'])
+ #print "Image name: %s. Description: %s" % (vnfc['name']+"-img", VNFCDict[vnfc['name']]['description'])
image_dict={'location':vnfc['VNFC image'], 'name':vnfc['name']+"-img", 'description':VNFCDict[vnfc['name']]['description']}
image_metadata_dict = vnfc.get('image metadata', None)
image_metadata_str = None
image_metadata_str = yaml.safe_dump(image_metadata_dict,default_flow_style=True,width=256)
image_dict['metadata']=image_metadata_str
#print "create_or_use_image", mydb, vims, image_dict, rollback_list
- res, image_id = create_or_use_image(mydb, vims, image_dict, rollback_list)
- if res < 0:
- return res, image_id + rollback(mydb, vims, rollback_list)[1]
- print "Image id for VNFC %s: %s" % (vnfc['name'],image_id)
+ image_id = create_or_use_image(mydb, vims, image_dict, rollback_list)
+ #print "Image id for VNFC %s: %s" % (vnfc['name'],image_id)
VNFCDict[vnfc['name']]["image_id"] = image_id
VNFCDict[vnfc['name']]["image_path"] = vnfc['VNFC image']
- except KeyError as e:
- print "Error while creating a VNF. KeyError: " + str(e)
- _, message = rollback(mydb, vims, rollback_list)
- return -HTTP_Internal_Server_Error, "Error while creating a VNF. KeyError " + str(e) + "." + message
-
- # Step 7. Storing the VNF descriptor in the repository
- if "descriptor" not in vnf_descriptor["vnf"]:
- vnf_descriptor["vnf"]["descriptor"] = yaml.safe_dump(vnf_descriptor, indent=4, explicit_start=True, default_flow_style=False)
-
- # Step 8. Adding the VNF to the NFVO DB
- try:
- result, vnf_id = mydb.new_vnf_as_a_whole(tenant_id,vnf_name,vnf_descriptor,VNFCDict)
- except KeyError as e:
- print "Error while creating a VNF. KeyError: " + str(e)
- _, message = rollback(mydb, vims, rollback_list)
- return -HTTP_Internal_Server_Error, "Error while creating a VNF. KeyError " + str(e) + "." + message
+
+ # Step 7. Storing the VNF descriptor in the repository
+ if "descriptor" not in vnf_descriptor["vnf"]:
+ vnf_descriptor["vnf"]["descriptor"] = yaml.safe_dump(vnf_descriptor, indent=4, explicit_start=True, default_flow_style=False)
- if result < 0:
+ # Step 8. Adding the VNF to the NFVO DB
+ vnf_id = mydb.new_vnf_as_a_whole(tenant_id,vnf_name,vnf_descriptor,VNFCDict)
+ return vnf_id
+ except (db_base_Exception, vimconn.vimconnException, KeyError) as e:
_, message = rollback(mydb, vims, rollback_list)
- return result, vnf_id + "." + message
-
- return 200,vnf_id
-
+ if isinstance(e, db_base_Exception):
+ error_text = "Exception at database"
+ elif isinstance(e, KeyError):
+ error_text = "KeyError exception "
+ e.http_code = HTTP_Internal_Server_Error
+ else:
+ error_text = "Exception at VIM"
+ error_text += " {} {}. {}".format(type(e).__name__, str(e), message)
+ #logger.error("start_scenario %s", error_text)
+ raise NfvoException(error_text, e.http_code)
+
def get_vnf_id(mydb, tenant_id, vnf_id):
#check valid tenant_id
- if tenant_id != "any" and not check_tenant(mydb, tenant_id):
- print 'nfvo.get_vnf_id() tenant %s not found' % tenant_id
- return -HTTP_Not_Found, "Tenant '%s' not found" % tenant_id
+ check_tenant(mydb, tenant_id)
#obtain data
where_or = {}
if tenant_id != "any":
where_or["tenant_id"] = tenant_id
where_or["public"] = True
- result, content = mydb.get_table_by_uuid_name('vnfs', vnf_id, "VNF", WHERE_OR=where_or, WHERE_AND_OR="AND")
- if result < 0:
- print "nfvo.get_vnf_id() error %d %s" % (result, content)
- return (result, content)
-
+ vnf = mydb.get_table_by_uuid_name('vnfs', vnf_id, "VNF", WHERE_OR=where_or, WHERE_AND_OR="AND")
- vnf_id=content["uuid"]
+ vnf_id=vnf["uuid"]
filter_keys = ('uuid','name','description','public', "tenant_id", "created_at")
- filtered_content = dict( (k,v) for k,v in content.iteritems() if k in filter_keys )
+ filtered_content = dict( (k,v) for k,v in vnf.iteritems() if k in filter_keys )
#change_keys_http2db(filtered_content, http2db_vnf, reverse=True)
data={'vnf' : filtered_content}
#GET VM
- result,content = mydb.get_table(FROM='vnfs join vms on vnfs.uuid=vms.vnf_id',
+ content = mydb.get_rows(FROM='vnfs join vms on vnfs.uuid=vms.vnf_id',
SELECT=('vms.uuid as uuid','vms.name as name', 'vms.description as description'),
WHERE={'vnfs.uuid': vnf_id} )
- if result < 0:
- print "nfvo.get_vnf_id error %d %s" % (result, content)
- return (result, content)
- elif result==0:
- print "nfvo.get_vnf_id vnf '%s' not found" % vnf_id
- return (-HTTP_Not_Found, "vnf %s not found" % vnf_id)
+ if len(content)==0:
+ raise NfvoException("vnf '{}' not found".format(vnf_id), HTTP_Not_Found)
data['vnf']['VNFC'] = content
#GET NET
- result,content = mydb.get_table(FROM='vnfs join nets on vnfs.uuid=nets.vnf_id',
+ content = mydb.get_rows(FROM='vnfs join nets on vnfs.uuid=nets.vnf_id',
SELECT=('nets.uuid as uuid','nets.name as name','nets.description as description', 'nets.type as type', 'nets.multipoint as multipoint'),
WHERE={'vnfs.uuid': vnf_id} )
- if result < 0:
- print "nfvo.get_vnf_id error %d %s" % (result, content)
- return (result, content)
- else:
- if result==0:
- data['vnf']['nets'] = []
- else:
- data['vnf']['nets'] = content
+ data['vnf']['nets'] = content
#GET Interfaces
- result,content = mydb.get_table(FROM='vnfs join vms on vnfs.uuid=vms.vnf_id join interfaces on vms.uuid=interfaces.vm_id',\
+ content = mydb.get_rows(FROM='vnfs join vms on vnfs.uuid=vms.vnf_id join interfaces on vms.uuid=interfaces.vm_id',\
SELECT=('interfaces.uuid as uuid','interfaces.external_name as external_name', 'vms.name as vm_name', 'interfaces.vm_id as vm_id', \
'interfaces.internal_name as internal_name', 'interfaces.type as type', 'interfaces.vpci as vpci','interfaces.bw as bw'),\
WHERE={'vnfs.uuid': vnf_id},
WHERE_NOT={'interfaces.external_name': None} )
#print content
- if result < 0:
- print "nfvo.get_vnf_id error %d %s" % (result, content)
- return (result, content)
- else:
- if result==0:
- data['vnf']['external-connections'] = []
- else:
- data['vnf']['external-connections'] = content
- return 0, data
+ data['vnf']['external-connections'] = content
+ return data
def delete_vnf(mydb,tenant_id,vnf_id,datacenter=None,vim_tenant=None):
# Check tenant exist
if tenant_id != "any":
- if not check_tenant(mydb, tenant_id):
- print 'nfvo.delete_vnf() tenant %s not found' % tenant_id
- return -HTTP_Not_Found, 'Tenant %s not found' % tenant_id
+ check_tenant(mydb, tenant_id)
# Get the URL of the VIM from the nfvo_tenant and the datacenter
- result, vims = get_vim(mydb, tenant_id)
- if result < 0:
- print "nfvo.delete_vnf() error. Datacenter not found"
- return result, vims
+ vims = get_vim(mydb, tenant_id)
else:
vims={}
if tenant_id != "any":
where_or["tenant_id"] = tenant_id
where_or["public"] = True
- result, content = mydb.get_table_by_uuid_name('vnfs', vnf_id, "VNF", WHERE_OR=where_or, WHERE_AND_OR="AND")
- if result < 0:
- return result, content
- vnf_id = content["uuid"]
+ vnf = mydb.get_table_by_uuid_name('vnfs', vnf_id, "VNF", WHERE_OR=where_or, WHERE_AND_OR="AND")
+ vnf_id = vnf["uuid"]
# "Getting the list of flavors and tenants of the VNF"
- result,flavorList = get_flavorlist(mydb, vnf_id)
- if result < 0:
- print flavorList
- elif result==0:
- print "delete_vnf error. No flavors found for the VNF id '%s'" % vnf_id
+ flavorList = get_flavorlist(mydb, vnf_id)
+ if len(flavorList)==0:
+ logger.warn("delete_vnf error. No flavors found for the VNF id '%s'", vnf_id)
- result,imageList = get_imagelist(mydb, vnf_id)
- print "imageList", imageList
- if result < 0:
- print imageList
- elif result==0:
- print "delete_vnf error. No images found for the VNF id '%s'" % vnf_id
+ imageList = get_imagelist(mydb, vnf_id)
+ if len(imageList)==0:
+ logger.warn( "delete_vnf error. No images found for the VNF id '%s'", vnf_id)
- result, content = mydb.delete_row('vnfs', vnf_id, tenant_id)
- if result == 0:
- return -HTTP_Not_Found, content
- elif result >0:
- print content
- else:
- print "delete_vnf error",result, content
- return result, content
+ deleted = mydb.delete_row_by_id('vnfs', vnf_id)
+ if deleted == 0:
+ raise NfvoException("vnf '{}' not found".format(vnf_id), HTTP_Not_Found)
undeletedItems = []
for flavor in flavorList:
#check if flavor is used by other vnf
- r,c = mydb.get_table(FROM='vms', WHERE={'flavor_id':flavor} )
- if r < 0:
- print 'delete_vnf_error. Not possible to delete VIM flavor "%s". %s' % (flavor,c)
- undeletedItems.append("flavor "+ flavor["flavor_id"])
- elif r > 0:
- print 'Flavor %s not deleted because it is being used by another VNF %s' %(flavor,str(c))
- continue
- #flavor not used, must be deleted
- #delelte at VIM
- r,c = mydb.get_table(FROM='datacenters_flavors', WHERE={'flavor_id':flavor})
- if r>0:
+ try:
+ c = mydb.get_rows(FROM='vms', WHERE={'flavor_id':flavor} )
+ if len(c) > 0:
+ logger.debug("Flavor '%s' not deleted because it is being used by another VNF", flavor)
+ continue
+ #flavor not used, must be deleted
+ #delelte at VIM
+ c = mydb.get_rows(FROM='datacenters_flavors', WHERE={'flavor_id':flavor})
for flavor_vim in c:
if flavor_vim["datacenter_id"] not in vims:
continue
logger.error("Not possible to delete VIM flavor %s from datacenter %s: %s %s",
flavor_vim["vim_id"], flavor_vim["datacenter_id"], type(e).__name__, str(e))
undeletedItems.append("flavor {} from VIM {}".format(flavor_vim["vim_id"], flavor_vim["datacenter_id"] ))
- #delete flavor from Database, using table flavors and with cascade foreign key also at datacenters_flavors
- result, content = mydb.delete_row('flavors', flavor)
- if result <0:
+ #delete flavor from Database, using table flavors and with cascade foreign key also at datacenters_flavors
+ mydb.delete_row_by_id('flavors', flavor)
+ except db_base_Exception as e:
+ logger.error("delete_vnf_error. Not possible to get flavor details and delete '%s'. %s", flavor, str(e))
undeletedItems.append("flavor %s" % flavor)
+
for image in imageList:
- #check if image is used by other vnf
- r,c = mydb.get_table(FROM='vms', WHERE={'image_id':image} )
- if r < 0:
- print 'delete_vnf_error. Not possible to delete VIM image "%s". %s' % (image,c)
- undeletedItems.append("image "+ image["image_id"])
- elif r > 0:
- print 'Image %s not deleted because it is being used by another VNF %s' %(image,str(c))
- continue
- #image not used, must be deleted
- #delelte at VIM
- r,c = mydb.get_table(FROM='datacenters_images', WHERE={'image_id':image})
- if r>0:
+ try:
+ #check if image is used by other vnf
+ c = mydb.get_rows(FROM='vms', WHERE={'image_id':image} )
+ if len(c) > 0:
+ logger.debug("Image '%s' not deleted because it is being used by another VNF", image)
+ continue
+ #image not used, must be deleted
+ #delelte at VIM
+ c = mydb.get_rows(FROM='datacenters_images', WHERE={'image_id':image})
for image_vim in c:
if image_vim["datacenter_id"] not in vims:
continue
logger.error("Not possible to delete VIM image %s from datacenter %s: %s %s",
image_vim["vim_id"], image_vim["datacenter_id"], type(e).__name__, str(e))
undeletedItems.append("image {} from VIM {}".format(image_vim["vim_id"], image_vim["datacenter_id"] ))
- #delete image from Database, using table images and with cascade foreign key also at datacenters_images
- result, content = mydb.delete_row('images', image)
- if result <0:
+ #delete image from Database, using table images and with cascade foreign key also at datacenters_images
+ mydb.delete_row_by_id('images', image)
+ except db_base_Exception as e:
+ logger.error("delete_vnf_error. Not possible to get image details and delete '%s'. %s", image, str(e))
undeletedItems.append("image %s" % image)
- if undeletedItems:
- return 200, "delete_vnf error. Undeleted: %s" %(undeletedItems)
-
- return 200,vnf_id
+ return vnf_id + " " + vnf["name"]
+ #if undeletedItems:
+ # return "delete_vnf. Undeleted: %s" %(undeletedItems)
def get_hosts_info(mydb, nfvo_tenant_id, datacenter_name=None):
result, vims = get_vim(mydb, nfvo_tenant_id, None, datacenter_name)
return result, topology
def get_hosts(mydb, nfvo_tenant_id):
- result, vims = get_vim(mydb, nfvo_tenant_id)
- if result < 0:
- return result, vims
- elif result == 0:
- return -HTTP_Not_Found, "No datacenter found"
+ vims = get_vim(mydb, nfvo_tenant_id)
+ if len(vims) == 0:
+ raise NfvoException("No datacenter found for tenant '{}'".format(str(nfvo_tenant_id)), HTTP_Not_Found)
+ elif len(vims)>1:
+ #print "nfvo.datacenter_action() error. Several datacenters found"
+ raise NfvoException("More than one datacenters found, try to identify with uuid", HTTP_Conflict)
myvim = vims.values()[0]
- result,hosts = myvim.get_hosts()
- if result < 0:
- return result, hosts
- print '==================='
- print 'hosts '+ yaml.safe_dump(hosts, indent=4, default_flow_style=False)
-
- datacenter = {'Datacenters': [ {'name':myvim['name'],'servers':[]} ] }
- for host in hosts:
- server={'name':host['name'], 'vms':[]}
- for vm in host['instances']:
- #get internal name and model
- r,c = mydb.get_table(SELECT=('name',), FROM='instance_vms as iv join vms on iv.vm_id=vms.uuid',\
- WHERE={'vim_vm_id':vm['id']} )
- if r==0:
- print "nfvo.get_hosts virtual machine at VIM (%s) not found at tidnfvo" % vm['id']
- continue
- if r<0:
- print "nfvo.get_hosts virtual machine at VIM (%s) error %d %s" % (vm['id'], r, c)
- continue
- server['vms'].append( {'name':vm['name'] , 'model':c[0]['name']} )
- datacenter['Datacenters'][0]['servers'].append(server)
- #return -400, "en construccion"
+ try:
+ hosts = myvim.get_hosts()
+ logger.debug('VIM hosts response: '+ yaml.safe_dump(hosts, indent=4, default_flow_style=False))
+
+ datacenter = {'Datacenters': [ {'name':myvim['name'],'servers':[]} ] }
+ for host in hosts:
+ server={'name':host['name'], 'vms':[]}
+ for vm in host['instances']:
+ #get internal name and model
+ try:
+ c = mydb.get_rows(SELECT=('name',), FROM='instance_vms as iv join vms on iv.vm_id=vms.uuid',\
+ WHERE={'vim_vm_id':vm['id']} )
+ if len(c) == 0:
+ logger.warn("nfvo.get_hosts virtual machine at VIM '{}' not found at tidnfvo".format(vm['id']))
+ continue
+ server['vms'].append( {'name':vm['name'] , 'model':c[0]['name']} )
+
+ except db_base_Exception as e:
+ logger.warn("nfvo.get_hosts virtual machine at VIM '{}' error {}".format(vm['id'], str(e)))
+ datacenter['Datacenters'][0]['servers'].append(server)
+ #return -400, "en construccion"
- #print 'datacenters '+ json.dumps(datacenter, indent=4)
- return result, datacenter
+ #print 'datacenters '+ json.dumps(datacenter, indent=4)
+ return datacenter
+ except vimconn.vimconnException as e:
+ raise NfvoException("Not possible to get_host_list from VIM: {}".format(str(e)), e.http_code)
def new_scenario(mydb, tenant_id, topo):
# return result, vims
#1: parse input
if tenant_id != "any":
- if not check_tenant(mydb, tenant_id):
- print 'nfvo.new_scenario() tenant %s not found' % tenant_id
- return -HTTP_Not_Found, 'Tenant %s not found' % tenant_id
+ check_tenant(mydb, tenant_id)
if "tenant_id" in topo:
if topo["tenant_id"] != tenant_id:
- print "nfvo.new_scenario() tenant '%s' not found" % tenant_id
- return -HTTP_Unauthorized, "VNF can not have a different tenant owner '%s', must be '%s'" %(topo["tenant_id"], tenant_id)
+ raise NfvoException("VNF can not have a different tenant owner '{}', must be '{}'".format(topo["tenant_id"], tenant_id),
+ HTTP_Unauthorized)
else:
tenant_id=None
error_text += " 'VNF model' " + vnf['VNF model']
WHERE_['name'] = vnf['VNF model']
if len(WHERE_) == 0:
- return -HTTP_Bad_Request, "needed a 'vnf_id' or 'VNF model' at " + error_pos
- r,vnf_db = mydb.get_table(SELECT=('uuid','name','description'), FROM='vnfs', WHERE=WHERE_)
- if r<0:
- print "nfvo.new_scenario Error getting vnfs",r,vnf_db
- elif r==0:
- print "nfvo.new_scenario Error" + error_text + " is not present at database"
- return -HTTP_Bad_Request, "unknown" + error_text + " at " + error_pos
- elif r>1:
- print "nfvo.new_scenario Error more than one" + error_text + " are present at database"
- return -HTTP_Bad_Request, "more than one" + error_text + " at " + error_pos + " Concrete with 'vnf_id'"
+ raise NfvoException("Descriptor need a 'vnf_id' or 'VNF model' field at " + error_pos, HTTP_Bad_Request)
+
+ vnf_db = mydb.get_rows(SELECT=('uuid','name','description'), FROM='vnfs', WHERE=WHERE_)
+ if len(vnf_db)==0:
+ raise NfvoException("unknown" + error_text + " at " + error_pos, HTTP_Not_Found)
+ elif len(vnf_db)>1:
+ raise NfvoException("more than one" + error_text + " at " + error_pos + " Concrete with 'vnf_id'", HTTP_Conflict)
vnf['uuid']=vnf_db[0]['uuid']
vnf['description']=vnf_db[0]['description']
#get external interfaces
- r,ext_ifaces = mydb.get_table(SELECT=('external_name as name','i.uuid as iface_uuid', 'i.type as type'),
+ ext_ifaces = mydb.get_rows(SELECT=('external_name as name','i.uuid as iface_uuid', 'i.type as type'),
FROM='vnfs join vms on vnfs.uuid=vms.vnf_id join interfaces as i on vms.uuid=i.vm_id',
WHERE={'vnfs.uuid':vnf['uuid']}, WHERE_NOT={'external_name':None} )
- if r<0:
- print "nfvo.new_scenario Error getting external interfaces of vnfs",r,ext_ifaces
- return -HTTP_Internal_Server_Error, "Error getting external interfaces of vnfs: " + ext_ifaces
for ext_iface in ext_ifaces:
vnf['ifaces'][ ext_iface['name'] ] = {'uuid':ext_iface['iface_uuid'], 'type':ext_iface['type']}
con_type = conections[k].get("type", "link")
if con_type != "link":
if k in other_nets:
- return -HTTP_Bad_Request, "format error. Reapeted network name at 'topology':'connections':'%s'" % (str(k))
+ raise NfvoException("Format error. Reapeted network name at 'topology':'connections':'{}'".format(str(k)), HTTP_Bad_Request)
other_nets[k] = {'external': False}
if conections[k].get("graph"):
other_nets[k]["graph"] = conections[k]["graph"]
#check valid VNF and iface names
for iface in ifaces_list:
if iface[0] not in vnfs and iface[0] not in other_nets :
- return -HTTP_Bad_Request, "format error. Invalid VNF name at 'topology':'connections':'%s':'nodes':'%s'" % (str(k), iface[0])
+ raise NfvoException("format error. Invalid VNF name at 'topology':'connections':'{}':'nodes':'{}'".format(
+ str(k), iface[0]), HTTP_Not_Found)
if iface[0] in vnfs and iface[1] not in vnfs[ iface[0] ]['ifaces']:
- return -HTTP_Bad_Request, "format error. Invalid interface name at 'topology':'connections':'%s':'nodes':'%s':'%s'" % (str(k), iface[0], iface[1])
+ raise NfvoException("format error. Invalid interface name at 'topology':'connections':'{}':'nodes':'{}':'{}'".format(
+ str(k), iface[0], iface[1]), HTTP_Not_Found)
#1.5 unify connections from the pair list to a consolidated list
index=0
if 'name' not in net:
net['name']=k
if 'model' not in net:
- return -HTTP_Bad_Request, "needed a 'model' at " + error_pos
+ raise NfvoException("needed a 'model' at " + error_pos, HTTP_Bad_Request)
if net['model']=='bridge_net':
net['type']='bridge';
elif net['model']=='dataplane_net':
net['type']='data';
else:
- return -HTTP_Bad_Request, "unknown 'model' '"+ net['model'] +"' at " + error_pos
+ raise NfvoException("unknown 'model' '"+ net['model'] +"' at " + error_pos, HTTP_Not_Found)
else: #external
#IF we do not want to check that external network exist at datacenter
pass
if con[index][0]==net_key:
if other_net_index>=0:
error_text="There is some interface connected both to net '%s' and net '%s'" % (con[other_net_index][0], net_key)
- print "nfvo.new_scenario " + error_text
- return -HTTP_Bad_Request, error_text
+ #print "nfvo.new_scenario " + error_text
+ raise NfvoException(error_text, HTTP_Bad_Request)
else:
other_net_index = index
net_target = net_key
net_type_data = True
if net_type_bridge and net_type_data:
error_text = "Error connection interfaces of bridge type with data type. Firs node %s, iface %s" % (iface[0], iface[1])
- print "nfvo.new_scenario " + error_text
- return -HTTP_Bad_Request, error_text
+ #print "nfvo.new_scenario " + error_text
+ raise NfvoException(error_text, HTTP_Bad_Request)
elif net_type_bridge:
type_='bridge'
else:
net_nb+=1
except Exception:
error_text = "Error connection node %s : %s does not match any VNF or interface" % (iface[0], iface[1])
- print "nfvo.new_scenario " + error_text
+ #print "nfvo.new_scenario " + error_text
#raise e
- return -HTTP_Bad_Request, error_text
+ raise NfvoException(error_text, HTTP_Bad_Request)
#1.8: Connect to management net all not already connected interfaces of type 'mgmt'
#1.8.1 obtain management net
- r,mgmt_net = mydb.get_table(SELECT=('uuid','name','description','type','shared'),
+ mgmt_net = mydb.get_rows(SELECT=('uuid','name','description','type','shared'),
FROM='datacenter_nets', WHERE={'name':'mgmt'} )
#1.8.2 check all interfaces from all vnfs
- if r>0:
+ if len(mgmt_net)>0:
add_mgmt_net = False
for vnf in vnfs.values():
for iface in vnf['ifaces'].values():
net_list['mgmt']['graph']={'visible':False}
net_list.update(other_nets)
- print
- print 'net_list', net_list
- print
- print 'vnfs', vnfs
- print
+ #print
+ #print 'net_list', net_list
+ #print
+ #print 'vnfs', vnfs
+ #print
#2: insert scenario. filling tables scenarios,sce_vnfs,sce_interfaces,sce_nets
- r,c = mydb.new_scenario( { 'vnfs':vnfs, 'nets':net_list,
+ c = mydb.new_scenario( { 'vnfs':vnfs, 'nets':net_list,
'tenant_id':tenant_id, 'name':topo['name'],
'description':topo.get('description',topo['name']),
'public': topo.get('public', False)
})
- return r,c
+ return c
def new_scenario_v02(mydb, tenant_id, scenario_dict):
scenario = scenario_dict["scenario"]
if tenant_id != "any":
- if not check_tenant(mydb, tenant_id):
- print 'nfvo.new_scenario_v02() tenant %s not found' % tenant_id
- return -HTTP_Not_Found, 'Tenant %s not found' % tenant_id
+ check_tenant(mydb, tenant_id)
if "tenant_id" in scenario:
if scenario["tenant_id"] != tenant_id:
print "nfvo.new_scenario_v02() tenant '%s' not found" % tenant_id
- return -HTTP_Unauthorized, "VNF can not have a different tenant owner '%s', must be '%s'" %(scenario["tenant_id"], tenant_id)
+ raise NfvoException("VNF can not have a different tenant owner '{}', must be '{}'".format(
+ scenario["tenant_id"], tenant_id), HTTP_Unauthorized)
else:
tenant_id=None
error_text += " 'vnf_name' " + vnf['vnf_name']
WHERE_['name'] = vnf['vnf_name']
if len(WHERE_) == 0:
- return -HTTP_Bad_Request, "needed a 'vnf_id' or 'VNF model' at " + error_pos
- r,vnf_db = mydb.get_table(SELECT=('uuid','name','description'), FROM='vnfs', WHERE=WHERE_)
- if r<0:
- print "nfvo.new_scenario Error getting vnfs",r,vnf_db
- elif r==0:
- print "nfvo.new_scenario Error" + error_text + " is not present at database"
- return -HTTP_Bad_Request, "unknown" + error_text + " at " + error_pos
- elif r>1:
- print "nfvo.new_scenario Error more than one" + error_text + " are present at database"
- return -HTTP_Bad_Request, "more than one" + error_text + " at " + error_pos + " Concrete with 'vnf_id'"
+ raise NfvoException("Needed a 'vnf_id' or 'VNF model' at " + error_pos, HTTP_Bad_Request)
+ vnf_db = mydb.get_rows(SELECT=('uuid','name','description'), FROM='vnfs', WHERE=WHERE_)
+ if len(vnf_db)==0:
+ raise NfvoException("Unknown" + error_text + " at " + error_pos, HTTP_Not_Found)
+ elif len(vnf_db)>1:
+ raise NfvoException("More than one" + error_text + " at " + error_pos + " Concrete with 'vnf_id'", HTTP_Conflict)
vnf['uuid']=vnf_db[0]['uuid']
vnf['description']=vnf_db[0]['description']
vnf['ifaces'] = {}
#get external interfaces
- r,ext_ifaces = mydb.get_table(SELECT=('external_name as name','i.uuid as iface_uuid', 'i.type as type'),
+ ext_ifaces = mydb.get_rows(SELECT=('external_name as name','i.uuid as iface_uuid', 'i.type as type'),
FROM='vnfs join vms on vnfs.uuid=vms.vnf_id join interfaces as i on vms.uuid=i.vm_id',
WHERE={'vnfs.uuid':vnf['uuid']}, WHERE_NOT={'external_name':None} )
- if r<0:
- print "nfvo.new_scenario Error getting external interfaces of vnfs",r,ext_ifaces
- return -HTTP_Internal_Server_Error, "Error getting external interfaces of vnfs: " + ext_ifaces
for ext_iface in ext_ifaces:
vnf['ifaces'][ ext_iface['name'] ] = {'uuid':ext_iface['iface_uuid'], 'type':ext_iface['type']}
for vnf,iface in iface_dict.iteritems():
if vnf not in scenario["vnfs"]:
error_text = "Error at 'networks':'%s':'interfaces' VNF '%s' not match any VNF at 'vnfs'" % (net_name, vnf)
- print "nfvo.new_scenario_v02 " + error_text
- return -HTTP_Bad_Request, error_text
+ #print "nfvo.new_scenario_v02 " + error_text
+ raise NfvoException(error_text, HTTP_Not_Found)
if iface not in scenario["vnfs"][vnf]['ifaces']:
error_text = "Error at 'networks':'%s':'interfaces':'%s' interface not match any VNF interface" % (net_name, iface)
- print "nfvo.new_scenario_v02 " + error_text
- return -HTTP_Bad_Request, error_text
+ #print "nfvo.new_scenario_v02 " + error_text
+ raise NfvoException(error_text, HTTP_Bad_Request)
if "net_key" in scenario["vnfs"][vnf]['ifaces'][iface]:
error_text = "Error at 'networks':'%s':'interfaces':'%s' interface already connected at network '%s'" \
% (net_name, iface,scenario["vnfs"][vnf]['ifaces'][iface]['net_key'])
- print "nfvo.new_scenario_v02 " + error_text
- return -HTTP_Bad_Request, error_text
+ #print "nfvo.new_scenario_v02 " + error_text
+ raise NfvoException(error_text, HTTP_Bad_Request)
scenario["vnfs"][vnf]['ifaces'][ iface ]['net_key'] = net_name
iface_type = scenario["vnfs"][vnf]['ifaces'][iface]['type']
if iface_type=='mgmt' or iface_type=='bridge':
net_type_data = True
if net_type_bridge and net_type_data:
error_text = "Error connection interfaces of bridge type and data type at 'networks':'%s':'interfaces'" % (net_name)
- print "nfvo.new_scenario " + error_text
- return -HTTP_Bad_Request, error_text
+ #print "nfvo.new_scenario " + error_text
+ raise NfvoException(error_text, HTTP_Bad_Request)
elif net_type_bridge:
type_='bridge'
else:
#3: insert at database
scenario["nets"] = scenario["networks"]
scenario['tenant_id'] = tenant_id
- r,c = mydb.new_scenario( scenario)
-
- return r,c
+ scenario_id = mydb.new_scenario( scenario)
+ return scenario_id
def edit_scenario(mydb, tenant_id, scenario_id, data):
data["uuid"] = scenario_id
data["tenant_id"] = tenant_id
- r,c = mydb.edit_scenario( data )
- return r,c
+ c = mydb.edit_scenario( data )
+ return c
def start_scenario(mydb, tenant_id, scenario_id, instance_scenario_name, instance_scenario_description, datacenter=None,vim_tenant=None, startvms=True):
#print "Checking that nfvo_tenant_id exists and getting the VIM URI and the VIM tenant_id"
datacenter_id = datacenter
else:
datacenter_name = datacenter
- result, vims = get_vim(mydb, tenant_id, datacenter_id, datacenter_name, vim_tenant)
- if result < 0:
- logger.error("start_scenario error. Datacenter not found")
- return result, vims
- elif result == 0:
- return -HTTP_Not_Found, "datacenter '%s' not found" % str(datacenter)
- elif result > 1:
- logger.error("start_scenario error. Several datacenters available, you must concrete")
- return -HTTP_Bad_Request, "Several datacenters available, you must concrete"
+ vims = get_vim(mydb, tenant_id, datacenter_id, datacenter_name, vim_tenant)
+ if len(vims) == 0:
+ raise NfvoException("datacenter '{}' not found".format(datacenter), HTTP_Not_Found)
+ elif len(vims)>1:
+ #logger.error("nfvo.datacenter_new_netmap() error. Several datacenters found")
+ raise NfvoException("More than one datacenters found, try to identify with uuid", HTTP_Conflict)
myvim = vims.values()[0]
myvim_tenant = myvim['tenant_id']
datacenter_id = myvim['id']
rollbackList=[]
try:
#print "Checking that the scenario_id exists and getting the scenario dictionary"
- result, scenarioDict = mydb.get_scenario(scenario_id, tenant_id, datacenter_id)
- if result < 0:
- logger.error("start_scenario error. Error interacting with NFVO DB")
- return result, scenarioDict
- elif result == 0:
- logger.error("start_scenario error. Scenario not found")
- return result, scenarioDict
-
+ scenarioDict = mydb.get_scenario(scenario_id, tenant_id, datacenter_id)
scenarioDict['datacenter_tenant_id'] = datacenter_tenant_id
scenarioDict['datacenter_id'] = datacenter_id
#print '================scenarioDict======================='
myNetDict["tenant_id"] = myvim_tenant
#TODO:
#We should use the dictionary as input parameter for new_network
- print myNetDict
+ #print myNetDict
if not sce_net["external"]:
network_id = myvim.new_network(myNetName, myNetType)
#print "New VIM network created for scenario %s. Network id: %s" % (scenarioDict['name'],network_id)
error_text = "Error, datacenter '%s' does not have external network '%s'." % (datacenter_name, sce_net['name'])
_, message = rollback(mydb, vims, rollbackList)
logger.error("nfvo.start_scenario: %s", error_text)
- return -HTTP_Bad_Request, error_text
+ raise NfvoException(error_text, HTTP_Bad_Request)
logger.debug("Using existent VIM network for scenario %s. Network id %s", scenarioDict['name'],sce_net['vim_id'])
auxNetDict['scenario'][sce_net['uuid']] = sce_net['vim_id']
#print myNetDict
#TODO:
#We should use the dictionary as input parameter for new_network
- result, network_id = myvim.new_network(myNetName, myNetType)
+ network_id = myvim.new_network(myNetName, myNetType)
#print "VIM network id for scenario %s: %s" % (scenarioDict['name'],network_id)
net['vim_id'] = network_id
if sce_vnf['uuid'] not in auxNetDict:
#print "VM name: %s. Description: %s" % (myVMDict['name'], myVMDict['name'])
#create image at vim in case it not exist
- res, image_dict = mydb.get_table_by_uuid_name("images", vm['image_id'])
- if res<0:
- logger.error("start_scenario error getting image %s", str(image_dict))
- return res, image_dict
- res, image_id = create_or_use_image(mydb, vims, image_dict, [], True)
- if res < 0:
- logger.error("start_scenario error adding image to VIM: %s", str(image_dict))
- return res, image_id
+ image_dict = mydb.get_table_by_uuid_name("images", vm['image_id'])
+ image_id = create_or_use_image(mydb, vims, image_dict, [], True)
vm['vim_image_id'] = image_id
#create flavor at vim in case it not exist
- res, flavor_dict = mydb.get_table_by_uuid_name("flavors", vm['flavor_id'])
- if res<0:
- logger.error("start_scenario error getting flavor: %s", str(flavor_dict))
- return res, flavor_dict
+ flavor_dict = mydb.get_table_by_uuid_name("flavors", vm['flavor_id'])
if flavor_dict['extended']!=None:
flavor_dict['extended']= yaml.load(flavor_dict['extended'])
- res, flavor_id = create_or_use_flavor(mydb, vims, flavor_dict, [], True)
- if res < 0:
- logger.error("start_scenario error adding flavor to VIM: ", str(flavor_dict))
- return res, flavor_id
+ flavor_id = create_or_use_flavor(mydb, vims, flavor_dict, [], True)
vm['vim_flavor_id'] = flavor_id
#print "iface", iface
e_text = "Cannot determine the interface type PF or VF of VNF '%s' VM '%s' iface '%s'" %(sce_vnf['name'], vm['name'], iface['internal_name'])
if flavor_dict.get('extended')==None:
- return -HTTP_Conflict, e_text + "After database migration some information is not available. \
- Try to delete and create the scenarios and VNFs again"
+ raise NfvoException(e_text + "After database migration some information is not available. \
+ Try to delete and create the scenarios and VNFs again", HTTP_Conflict)
else:
- return -HTTP_Internal_Server_Error, e_text
+ raise NfvoException(e_text, HTTP_Internal_Server_Error)
if netDict["use"]=="mgmt" or netDict["use"]=="bridge":
netDict["type"]="virtual"
if "vpci" in iface and iface["vpci"] is not None:
netDict['name'] = iface['internal_name']
if iface['net_id'] is None:
for vnf_iface in sce_vnf["interfaces"]:
- print iface
- print vnf_iface
+ #print iface
+ #print vnf_iface
if vnf_iface['interface_id']==iface['uuid']:
netDict['net_id'] = auxNetDict['scenario'][ vnf_iface['sce_net_id'] ]
break
logger.debug("start scenario Deployment done")
#print yaml.safe_dump(scenarioDict, indent=4, default_flow_style=False)
#r,c = mydb.new_instance_scenario_as_a_whole(nfvo_tenant,scenarioDict['name'],scenarioDict)
- result,c = mydb.new_instance_scenario_as_a_whole(tenant_id,instance_scenario_name, instance_scenario_description, scenarioDict)
- if result <0:
- error_text = c + "."
- _, message = rollback(mydb, vims, rollbackList)
- error_text += message
- print "start_scenario: " + error_text
- return result, error_text
-
- return mydb.get_instance_scenario(c)
- except vimconn.vimconnException as e:
+ instance_id = mydb.new_instance_scenario_as_a_whole(tenant_id,instance_scenario_name, instance_scenario_description, scenarioDict)
+ return mydb.get_instance_scenario(instance_id)
+
+ except (db_base_Exception, vimconn.vimconnException) as e:
_, message = rollback(mydb, vims, rollbackList)
- error_text = "VIM exception {} {}. {}".format(type(e).__name__, str(e), message)
- logger.error("start_scenario %s", error_text)
- return -e.http_code, error_text
+ if isinstance(e, db_base_Exception):
+ error_text = "Exception at database"
+ else:
+ error_text = "Exception at VIM"
+ error_text += " {} {}. {}".format(type(e).__name__, str(e), message)
+ #logger.error("start_scenario %s", error_text)
+ raise NfvoException(error_text, e.http_code)
def create_instance(mydb, tenant_id, instance_dict):
#print "Checking that nfvo_tenant_id exists and getting the VIM URI and the VIM tenant_id"
datacenter_id = datacenter
else:
datacenter_name = datacenter
- result, vims = get_vim(mydb, tenant_id, datacenter_id, datacenter_name, vim_tenant=None)
- if result < 0:
- logger.error("create_instance error. Datacenter not found")
- return result, vims
- elif result == 0:
- return -HTTP_Not_Found, "datacenter '%s' not found" % str(datacenter)
- elif result > 1:
- logger.error("create_instance error. Several datacenters available, you must concrete")
- return -HTTP_Bad_Request, "Several datacenters available, you must concrete"
+ vims = get_vim(mydb, tenant_id, datacenter_id, datacenter_name, vim_tenant=None)
+ if len(vims) == 0:
+ raise NfvoException("datacenter '{}' not found".format(str(datacenter)), HTTP_Not_Found)
+ elif len(vims)>1:
+ #print "nfvo.datacenter_action() error. Several datacenters found"
+ raise NfvoException("More than one datacenters found, try to identify with uuid", HTTP_Conflict)
myvim = vims.values()[0]
#myvim_tenant = myvim['tenant_id']
datacenter_id = myvim['id']
rollbackList=[]
#print "Checking that the scenario exists and getting the scenario dictionary"
- result, scenarioDict = mydb.get_scenario(scenario, tenant_id, datacenter_id)
- if result < 0:
- logger.error("create_instance error. Error interacting with NFVO DB")
- return result, scenarioDict
- elif result == 0:
- logger.error("create_instance error. Scenario not found")
- return result, scenarioDict
-
+ scenarioDict = mydb.get_scenario(scenario, tenant_id, datacenter_id)
scenarioDict['datacenter_tenant_id'] = datacenter_tenant_id
scenarioDict['datacenter_id'] = datacenter_id
-
+
auxNetDict = {} #Auxiliar dictionary. First key:'scenario' or sce_vnf uuid. Second Key: uuid of the net/sce_net. Value: vim_net_id
auxNetDict['scenario'] = {}
# myVMDict['start'] = "no"
myVMDict['name'] = myVMDict['name'][0:255] #limit name length
#create image at vim in case it not exist
- res, image_dict = mydb.get_table_by_uuid_name("images", vm['image_id'])
- if res<0:
- raise NfvoException("Error getting VIM image "+ image_dict, -result)
- res, image_id = create_or_use_image(mydb, vims, image_dict, [], True)
- if res < 0:
- raise NfvoException("Error adding image to VIM " + image_dict, -result)
+ image_dict = mydb.get_table_by_uuid_name("images", vm['image_id'])
+ image_id = create_or_use_image(mydb, vims, image_dict, [], True)
vm['vim_image_id'] = image_id
#create flavor at vim in case it not exist
- res, flavor_dict = mydb.get_table_by_uuid_name("flavors", vm['flavor_id'])
- if res<0:
- raise NfvoException("Error getting VIM flavor "+ flavor_dict, -result)
+ flavor_dict = mydb.get_table_by_uuid_name("flavors", vm['flavor_id'])
if flavor_dict['extended']!=None:
flavor_dict['extended']= yaml.load(flavor_dict['extended'])
- res, flavor_id = create_or_use_flavor(mydb, vims, flavor_dict, [], True)
- if res < 0:
- raise NfvoException("Error adding flavor to VIM" + flavor_dict, -result)
+ flavor_id = create_or_use_flavor(mydb, vims, flavor_dict, rollbackList, True)
vm['vim_flavor_id'] = flavor_id
myVMDict['imageRef'] = vm['vim_image_id']
netDict['name'] = iface['internal_name']
if iface['net_id'] is None:
for vnf_iface in sce_vnf["interfaces"]:
- print iface
- print vnf_iface
+ #print iface
+ #print vnf_iface
if vnf_iface['interface_id']==iface['uuid']:
netDict['net_id'] = auxNetDict['scenario'][ vnf_iface['sce_net_id'] ]
break
logger.debug("create_instance Deployment done")
#print yaml.safe_dump(scenarioDict, indent=4, default_flow_style=False)
#r,c = mydb.new_instance_scenario_as_a_whole(nfvo_tenant,scenarioDict['name'],scenarioDict)
- result,c = mydb.new_instance_scenario_as_a_whole(tenant_id,instance_name, instance_description, scenarioDict)
- if result <0:
- raise NfvoException(c, -result)
-
- return mydb.get_instance_scenario(c)
- except NfvoException as e:
- _, message = rollback(mydb, vims, rollbackList)
- error_text = "{} {}. {}".format(type(e).__name__, str(e), message)
- logger.error("create_instance: %s", error_text)
- return -e.http_code, error_text
- except vimconn.vimconnException as e:
- _, message = rollback(mydb, vims, rollbackList)
- error_text = "VIM exception {} {}. {}".format(type(e).__name__, str(e), message)
- logger.error("create_instance: %s", error_text)
- return -e.http_code, error_text
+ instance_id = mydb.new_instance_scenario_as_a_whole(tenant_id,instance_name, instance_description, scenarioDict)
+ return mydb.get_instance_scenario(instance_id)
+ except (NfvoException, vimconn.vimconnException,db_base_Exception) as e:
+ message = rollback(mydb, vims, rollbackList)
+ if isinstance(e, db_base_Exception):
+ error_text = "database Exception"
+ elif isinstance(e, vimconn.vimconnException):
+ error_text = "VIM Exception"
+ else:
+ error_text = "Exception"
+ error_text += " {} {}. {}".format(type(e).__name__, str(e), message)
+ #logger.error("create_instance: %s", error_text)
+ raise NfvoException(error_text, e.http_code)
def delete_instance(mydb, tenant_id, instance_id):
#print "Checking that the instance_id exists and getting the instance dictionary"
- result, instanceDict = mydb.get_instance_scenario(instance_id, tenant_id)
- if result < 0:
- logger.error("nfvo.delete_instance() error. Error getting info from database")
- return result, instanceDict
- elif result == 0:
- logger.error("delete_instance error. Instance not found")
- return result, instanceDict
+ instanceDict = mydb.get_instance_scenario(instance_id, tenant_id)
#print yaml.safe_dump(instanceDict, indent=4, default_flow_style=False)
tenant_id = instanceDict["tenant_id"]
#print "Checking that nfvo_tenant_id exists and getting the VIM URI and the VIM tenant_id"
- result, vims = get_vim(mydb, tenant_id, instanceDict['datacenter_id'])
- if result < 0:
- logger.error("nfvo.delete_instance() error. Datacenter error %s %s", result, vims)
- return result, vims
- elif result == 0:
- logger.error("!!!!!! nfvo.delete_instance() datacenter not found!!!!")
+ try:
+ vims = get_vim(mydb, tenant_id, instanceDict['datacenter_id'])
+ if len(vims) == 0:
+ logger.error("!!!!!! nfvo.delete_instance() datacenter not found!!!!")
+ myvim = None
+ else:
+ myvim = vims.values()[0]
+ except NfvoException as e:
+ logger.error("!!!!!! nfvo.delete_instance() datacenter Exception!!!! " + str(e))
myvim = None
- else:
- myvim = vims.values()[0]
#1. Delete from Database
- #result,c = mydb.delete_row('instance_scenarios', instance_id, nfvo_tenant)
- result,c = mydb.delete_instance_scenario(instance_id, tenant_id)
- if result<0:
- return result, c
+ #result,c = mydb.delete_row_by_id('instance_scenarios', instance_id, nfvo_tenant)
+ message = mydb.delete_instance_scenario(instance_id, tenant_id)
#2. delete from VIM
if not myvim:
logger.error("Error %d deleting NET '%s', VIM id '%s', from VNF_id '%s': %s",
e.http_code, net['uuid'], net['vim_net_id'], sce_vnf['vnf_id'], str(e))
if len(error_msg)>0:
- return 1, 'instance ' + instance_id + ' deleted but some elements could not be deleted, or already deleted (error: 404) from VIM: ' + error_msg
+ return 'instance ' + message + ' deleted but some elements could not be deleted, or already deleted (error: 404) from VIM: ' + error_msg
else:
- return 1, 'instance ' + instance_id + ' deleted'
+ return 'instance ' + message + ' deleted'
def refresh_instance(mydb, nfvo_tenant, instanceDict, datacenter=None, vim_tenant=None):
'''Refreshes a scenario instance. It modifies instanceDict'''
#print json.dumps(instanceDict, indent=4)
#print "Getting the VIM URL and the VIM tenant_id"
- result, vims = get_vim(mydb, nfvo_tenant, instanceDict['datacenter_id'])
- if result < 0:
- logger.error("nfvo.refresh_instance() error. Datacenter not found")
- return result, vims
- elif result == 0:
- return -HTTP_Not_Found, "datacenter '%s' not found" % str(instanceDict['datacenter_id'])
+ vims = get_vim(mydb, nfvo_tenant, instanceDict['datacenter_id'])
+ if len(vims) == 0:
+ raise NfvoException("datacenter '{}' not found".format(str(instanceDict['datacenter_id'])), HTTP_Not_Found)
myvim = vims.values()[0]
# 1. Getting VIM vm and net list
vm['error_msg'] = vm_dict[vm_id].get('error_msg')
vm['vim_info'] = vm_dict[vm_id].get('vim_info')
# 2.1. Update in openmano DB the VMs whose status changed
- result2, _ = mydb.update_rows('instance_vms', UPDATE=vm_dict[vm_id], WHERE={'uuid':vm["uuid"]})
- if result2<0:
- logger.error("nfvo.refresh_instance error database update: %s", result2)
- else:
+ try:
+ updates = mydb.update_rows('instance_vms', UPDATE=vm_dict[vm_id], WHERE={'uuid':vm["uuid"]})
vms_notupdated.remove(vm["uuid"])
- if result2>0:
+ if updates>0:
vms_updated.append(vm["uuid"])
+ except db_base_Exception as e:
+ logger.error("nfvo.refresh_instance error database update: %s", str(e))
# 2.2. Update in openmano DB the interface VMs
for interface in interfaces:
#translate from vim_net_id to instance_net_id
if not network_id:
continue
del interface["vim_net_id"]
- result2, _ = mydb.update_rows('instance_interfaces', UPDATE=interface, WHERE={'instance_vm_id':vm["uuid"], "instance_net_id":network_id})
- if result2<0:
+ try:
+ mydb.update_rows('instance_interfaces', UPDATE=interface, WHERE={'instance_vm_id':vm["uuid"], "instance_net_id":network_id})
+ except db_base_Exception as e:
logger.error( "nfvo.refresh_instance error with vm=%s, interface_net_id=%s", vm["uuid"], network_id)
# 3. Getting the status of all nets
net['error_msg'] = net_dict[net_id].get('error_msg')
net['vim_info'] = net_dict[net_id].get('vim_info')
# 5.1. Update in openmano DB the nets whose status changed
- result2, _ = mydb.update_rows('instance_nets', UPDATE=net_dict[net_id], WHERE={'uuid':net["uuid"]})
- if result2<0:
- logger.error("nfvo.refresh_instance error database update: %s", result2)
- else:
+ try:
+ updated = mydb.update_rows('instance_nets', UPDATE=net_dict[net_id], WHERE={'uuid':net["uuid"]})
nets_notupdated.remove(net["uuid"])
- if result2>0:
+ if updated>0:
nets_updated.append(net["uuid"])
+ except db_base_Exception as e:
+ logger.error("nfvo.refresh_instance error database update: %s", str(e))
except vimconn.vimconnException as e:
- logger.error("VIM exception %s %s", type(e).__name__, str(e))
- return -e.http_code, str(e)
+ #logger.error("VIM exception %s %s", type(e).__name__, str(e))
+ raise NfvoException(str(e), e.http_code)
# Returns appropriate output
#print "nfvo.refresh_instance finishes"
def instance_action(mydb,nfvo_tenant,instance_id, action_dict):
#print "Checking that the instance_id exists and getting the instance dictionary"
- result, instanceDict = mydb.get_instance_scenario(instance_id, nfvo_tenant)
- if result < 0:
- logger.error("nfvo.instance_action() error. Error getting info from database")
- return result, instanceDict
- elif result == 0:
- logger.error("instance_action error. Instance not found")
- return -HTTP_Not_Found, "instance {} not found".format(instance_id)
+ instanceDict = mydb.get_instance_scenario(instance_id, nfvo_tenant)
#print yaml.safe_dump(instanceDict, indent=4, default_flow_style=False)
#print "Checking that nfvo_tenant_id exists and getting the VIM URI and the VIM tenant_id"
- result, vims = get_vim(mydb, nfvo_tenant, instanceDict['datacenter_id'])
- if result < 0:
- logger.error("nfvo.instance_action() error. Datacenter not found")
- return result, vims
- elif result == 0:
- return -HTTP_Not_Found, "datacenter '{}' not found".format(str(instanceDict['datacenter_id']))
+ vims = get_vim(mydb, nfvo_tenant, instanceDict['datacenter_id'])
+ if len(vims) == 0:
+ raise NfvoException("datacenter '{}' not found".format(str(instanceDict['datacenter_id'])), HTTP_Not_Found)
myvim = vims.values()[0]
vm_error+=1
continue
#print "console data", data
- r2, console_thread = create_or_use_console_proxy_thread(data["server"], data["port"])
- if r2<0:
- vm_result[ vm['uuid'] ] = {"vim_result": -r2, "name":vm['name'], "description": console_thread}
- else:
- vm_result[ vm['uuid'] ] = {"vim_result": result,
+ try:
+ console_thread = create_or_use_console_proxy_thread(data["server"], data["port"])
+ vm_result[ vm['uuid'] ] = {"vim_result": 200,
"description": "%s//%s:%d/%s" %(data["protocol"], console_thread.host, console_thread.port, data["suffix"]),
"name":vm['name']
}
vm_ok +=1
+ except NfvoException as e:
+ vm_result[ vm['uuid'] ] = {"vim_result": e.http_code, "name":vm['name'], "description": str(e)}
else:
- vm_result[ vm['uuid'] ] = {"vim_result": result, "description": "ok", "name":vm['name']}
+ vm_result[ vm['uuid'] ] = {"vim_result": 200, "description": "ok", "name":vm['name']}
vm_ok +=1
except vimconn.vimconnException as e:
vm_result[ vm['uuid'] ] = {"vim_result": e.http_code, "name":vm['name'], "description": str(e)}
console_thread_key = console_server + ":" + str(console_port)
if console_thread_key in global_config["console_thread"]:
#global_config["console_thread"][console_thread_key].start_timeout()
- return 1, global_config["console_thread"][console_thread_key]
+ return global_config["console_thread"][console_thread_key]
for port in global_config["console_port_iterator"]():
print "create_or_use_console_proxy_thread() port:", port
clithread.start()
global_config["console_thread"][console_thread_key] = clithread
global_config["console_ports"][port] = console_thread_key
- return 1, clithread
+ return clithread
except cli.ConsoleProxyExceptionPortUsed as e:
#port used, try with onoher
continue
except cli.ConsoleProxyException as e:
- return -1, str(e)
- return -1, "Not found any free 'http_console_ports'"
+ raise NfvoException(str(e), HTTP_Bad_Request)
+ raise NfvoException("Not found any free 'http_console_ports'", HTTP_Conflict)
def check_tenant(mydb, tenant_id):
'''check that tenant exists at database'''
- result, _ = mydb.get_table(FROM='nfvo_tenants', SELECT=('uuid',), WHERE={'uuid': tenant_id})
- if result<=0: return False
- return True
+ tenant = mydb.get_rows(FROM='nfvo_tenants', SELECT=('uuid',), WHERE={'uuid': tenant_id})
+ if not tenant:
+ raise NfvoException("tenant '{}' not found".format(tenant_id), HTTP_Not_Found)
+ return
def new_tenant(mydb, tenant_dict):
- result, tenant_id = mydb.new_row("nfvo_tenants", tenant_dict, None, add_uuid=True, log=True)
- if result < 0:
- return result, tenant_id
- return 200,tenant_id
+ tenant_id = mydb.new_row("nfvo_tenants", tenant_dict, add_uuid=True)
+ return tenant_id
def delete_tenant(mydb, tenant):
#get nfvo_tenant info
- result,tenant_dict = mydb.get_table_by_uuid_name('nfvo_tenants', tenant, 'tenant')
- if result < 0:
- return result, tenant_dict
-
- result, tenant_id = mydb.delete_row("nfvo_tenants", tenant_dict['uuid'], None)
- if result < 0:
- return result, tenant_id
- return 200, tenant_dict['uuid']
+
+ tenant_dict = mydb.get_table_by_uuid_name('nfvo_tenants', tenant, 'tenant')
+ mydb.delete_row_by_id("nfvo_tenants", tenant_dict['uuid'])
+ return tenant_dict['uuid'] + " " + tenant_dict["name"]
def new_datacenter(mydb, datacenter_descriptor):
if "config" in datacenter_descriptor:
datacenter_descriptor["config"]=yaml.safe_dump(datacenter_descriptor["config"],default_flow_style=True,width=256)
- result, datacenter_id = mydb.new_row("datacenters", datacenter_descriptor, None, add_uuid=True, log=True)
- if result < 0:
- return result, datacenter_id
- return 200,datacenter_id
+ datacenter_id = mydb.new_row("datacenters", datacenter_descriptor, add_uuid=True)
+ return datacenter_id
def edit_datacenter(mydb, datacenter_id_name, datacenter_descriptor):
#obtain data, check that only one exist
- result, content = mydb.get_table_by_uuid_name('datacenters', datacenter_id_name)
- if result < 0:
- return result, content
+ datacenter = mydb.get_table_by_uuid_name('datacenters', datacenter_id_name)
#edit data
- datacenter_id = content['uuid']
- where={'uuid': content['uuid']}
+ datacenter_id = datacenter['uuid']
+ where={'uuid': datacenter['uuid']}
if "config" in datacenter_descriptor:
if datacenter_descriptor['config']!=None:
try:
if new_config_dict[k]==None:
to_delete.append(k)
- config_dict = yaml.load(content["config"])
+ config_dict = yaml.load(datacenter["config"])
config_dict.update(new_config_dict)
#delete null fields
for k in to_delete:
del config_dict[k]
- except Exception,e:
- return -HTTP_Bad_Request, "Bad format at datacenter:config " + str(e)
+ except Exception as e:
+ raise NfvoException("Bad format at datacenter:config " + str(e), HTTP_Bad_Request)
datacenter_descriptor["config"]= yaml.safe_dump(config_dict,default_flow_style=True,width=256) if len(config_dict)>0 else None
- result, content = mydb.update_rows('datacenters', datacenter_descriptor, where)
- if result < 0:
- return result, datacenter_id
- return 200, datacenter_id
+ mydb.update_rows('datacenters', datacenter_descriptor, where)
+ return datacenter_id
def delete_datacenter(mydb, datacenter):
#get nfvo_tenant info
- result,datacenter_dict = mydb.get_table_by_uuid_name('datacenters', datacenter, 'datacenter')
- if result < 0:
- return result, datacenter_dict
-
- result, datacenter_id = mydb.delete_row("datacenters", datacenter_dict['uuid'], None)
- if result < 0:
- return result, datacenter_id
- return 200, datacenter_dict['uuid']
+ datacenter_dict = mydb.get_table_by_uuid_name('datacenters', datacenter, 'datacenter')
+ mydb.delete_row_by_id("datacenters", datacenter_dict['uuid'])
+ return datacenter_dict['uuid'] + " " + datacenter_dict['name']
def associate_datacenter_to_tenant(mydb, nfvo_tenant, datacenter, vim_tenant_id=None, vim_tenant_name=None, vim_username=None, vim_password=None):
#get datacenter info
if utils.check_valid_uuid(datacenter):
- result, vims = get_vim(mydb, datacenter_id=datacenter)
+ vims = get_vim(mydb, datacenter_id=datacenter)
else:
- result, vims = get_vim(mydb, datacenter_name=datacenter)
- if result < 0:
- print "nfvo.associate_datacenter_to_tenant() error. Datacenter not found"
- return result, vims
- elif result == 0:
- return -HTTP_Not_Found, "datacenter '%s' not found" % str(datacenter)
- elif result>1:
- print "nfvo.associate_datacenter_to_tenant() error. Several datacenters found"
- #print result, vims
- return -HTTP_Conflict, "More than one datacenters found, try to identify with uuid"
+ vims = get_vim(mydb, datacenter_name=datacenter)
+ if len(vims) == 0:
+ raise NfvoException("datacenter '{}' not found".format(str(datacenter)), HTTP_Not_Found)
+ elif len(vims)>1:
+ #print "nfvo.datacenter_action() error. Several datacenters found"
+ raise NfvoException("More than one datacenters found, try to identify with uuid", HTTP_Conflict)
+
datacenter_id=vims.keys()[0]
myvim=vims[datacenter_id]
datacenter_name=myvim["name"]
create_vim_tenant=True if vim_tenant_id==None and vim_tenant_name==None else False
#get nfvo_tenant info
- result,tenant_dict = mydb.get_table_by_uuid_name('nfvo_tenants', nfvo_tenant)
- if result < 0:
- return result, tenant_dict
+ tenant_dict = mydb.get_table_by_uuid_name('nfvo_tenants', nfvo_tenant)
if vim_tenant_name==None:
vim_tenant_name=tenant_dict['name']
#check that this association does not exist before
tenants_datacenter_dict={"nfvo_tenant_id":tenant_dict['uuid'], "datacenter_id":datacenter_id }
- result,content = mydb.get_table(FROM='tenants_datacenters', WHERE=tenants_datacenter_dict)
- if result>0:
- return -HTTP_Conflict, "datacenter %s and tenant %s are already attached" %(datacenter_id, tenant_dict['uuid'])
- elif result<0:
- return result, content
+ tenants_datacenters = mydb.get_rows(FROM='tenants_datacenters', WHERE=tenants_datacenter_dict)
+ if len(tenants_datacenters)>0:
+ raise NfvoException("datacenter '{}' and tenant'{}' are already attached".format(datacenter_id, tenant_dict['uuid']), HTTP_Conflict)
vim_tenant_id_exist_atdb=False
if not create_vim_tenant:
if vim_tenant_name!=None:
where_["vim_tenant_name"] = vim_tenant_name
#check if vim_tenant_id is already at database
- result,datacenter_tenants_dict = mydb.get_table(FROM='datacenter_tenants', WHERE=where_)
- if result < 0:
- return result, datacenter_tenants_dict
- elif result>=1:
+ datacenter_tenants_dict = mydb.get_rows(FROM='datacenter_tenants', WHERE=where_)
+ if len(datacenter_tenants_dict)>=1:
datacenter_tenants_dict = datacenter_tenants_dict[0]
vim_tenant_id_exist_atdb=True
#TODO check if a field has changed and edit entry at datacenter_tenants at DB
try:
vim_tenant_id = myvim.new_tenant(vim_tenant_name, "created by openmano for datacenter "+datacenter_name)
except vimconn.vimconnException as e:
- return -HTTP_Internal_Server_Error, "Not possible to create vim_tenant {} at VIM: {}".format(vim_tenant_id, str(e))
+ raise NfvoException("Not possible to create vim_tenant {} at VIM: {}".format(vim_tenant_id, str(e)), HTTP_Internal_Server_Error)
datacenter_tenants_dict = {}
datacenter_tenants_dict["created"]="true"
datacenter_tenants_dict["user"] = vim_username
datacenter_tenants_dict["passwd"] = vim_password
datacenter_tenants_dict["datacenter_id"] = datacenter_id
- res,id_ = mydb.new_row('datacenter_tenants', datacenter_tenants_dict, tenant_dict['uuid'], True, True)
- if res<1:
- return -HTTP_Bad_Request, "Not possible to add %s to database datacenter_tenants table %s " %(vim_tenant_id, id_)
+ id_ = mydb.new_row('datacenter_tenants', datacenter_tenants_dict, add_uuid=True)
datacenter_tenants_dict["uuid"] = id_
#fill tenants_datacenters table
tenants_datacenter_dict["datacenter_tenant_id"]=datacenter_tenants_dict["uuid"]
- res,id_ = mydb.new_row('tenants_datacenters', tenants_datacenter_dict, tenant_dict['uuid'], False, True)
- if res<1:
- return -HTTP_Bad_Request, "Not possible to create an entry at database table datacenter_tenants: " + id_
- return 200, datacenter_id
+ mydb.new_row('tenants_datacenters', tenants_datacenter_dict)
+ return datacenter_id
def deassociate_datacenter_to_tenant(mydb, tenant_id, datacenter, vim_tenant_id=None):
#get datacenter info
if utils.check_valid_uuid(datacenter):
- result, vims = get_vim(mydb, datacenter_id=datacenter)
+ vims = get_vim(mydb, datacenter_id=datacenter)
else:
- result, vims = get_vim(mydb, datacenter_name=datacenter)
- if result < 0:
- print "nfvo.deassociate_datacenter_to_tenant() error. Datacenter not found"
- return result, vims
- elif result == 0:
- return -HTTP_Not_Found, "datacenter '%s' not found" % str(datacenter)
- elif result>1:
- print "nfvo.deassociate_datacenter_to_tenant() error. Several datacenters found"
- return -HTTP_Conflict, "More than one datacenters found, try to identify with uuid"
+ vims = get_vim(mydb, datacenter_name=datacenter)
+ if len(vims) == 0:
+ raise NfvoException("datacenter '{}' not found".format(str(datacenter)), HTTP_Not_Found)
+ elif len(vims)>1:
+ #print "nfvo.datacenter_action() error. Several datacenters found"
+ raise NfvoException("More than one datacenters found, try to identify with uuid", HTTP_Conflict)
datacenter_id=vims.keys()[0]
myvim=vims[datacenter_id]
if not tenant_id or tenant_id=="any":
tenant_uuid = None
else:
- result,tenant_dict = mydb.get_table_by_uuid_name('nfvo_tenants', tenant_id)
- if result < 0:
- return result, tenant_dict
+ tenant_dict = mydb.get_table_by_uuid_name('nfvo_tenants', tenant_id)
tenant_uuid = tenant_dict['uuid']
#check that this association exist before
tenants_datacenter_dict={"datacenter_id":datacenter_id }
if tenant_uuid:
tenants_datacenter_dict["nfvo_tenant_id"] = tenant_uuid
- result,tenant_datacenter_list = mydb.get_table(FROM='tenants_datacenters', WHERE=tenants_datacenter_dict)
- if result==0 and tenant_uuid:
- return -HTTP_Not_Found, "datacenter %s and tenant %s are not attached" %(datacenter_id, tenant_dict['uuid'])
- elif result<0:
- return result, tenant_datacenter_list
+ tenant_datacenter_list = mydb.get_rows(FROM='tenants_datacenters', WHERE=tenants_datacenter_dict)
+ if len(tenant_datacenter_list)==0 and tenant_uuid:
+ raise NfvoException("datacenter '{}' and tenant '{}' are not attached".format(datacenter_id, tenant_dict['uuid']), HTTP_Not_Found)
#delete this association
- result,data = mydb.delete_row_by_dict(FROM='tenants_datacenters', WHERE=tenants_datacenter_dict)
- if result<0:
- return result,data
+ mydb.delete_row(FROM='tenants_datacenters', WHERE=tenants_datacenter_dict)
#get vim_tenant info and deletes
warning=''
for tenant_datacenter_item in tenant_datacenter_list:
- result,vim_tenant_dict = mydb.get_table_by_uuid_name('datacenter_tenants', tenant_datacenter_item['datacenter_tenant_id'])
- if result > 0:
- #try to delete vim:tenant
- result,data = mydb.delete_row('datacenter_tenants', tenant_datacenter_item['datacenter_tenant_id'], tenant_uuid)
- if result<0:
- pass #the error will be caused because dependencies, vim_tenant can not be deleted
- elif vim_tenant_dict['created']=='true':
+ vim_tenant_dict = mydb.get_table_by_uuid_name('datacenter_tenants', tenant_datacenter_item['datacenter_tenant_id'])
+ #try to delete vim:tenant
+ try:
+ mydb.delete_row_by_id('datacenter_tenants', tenant_datacenter_item['datacenter_tenant_id'])
+ if vim_tenant_dict['created']=='true':
#delete tenant at VIM if created by NFVO
try:
myvim.delete_tenant(vim_tenant_dict['vim_tenant_id'])
except vimconn.vimconnException as e:
warning = "Not possible to delete vim_tenant_id {} from VIM: {} ".format(vim_tenant_dict['vim_tenant_id'], str(e))
logger.warn(warning)
+ except db_base_Exception as e:
+ logger.error("Cannot delete datacenter_tenants " + str(e))
+ pass #the error will be caused because dependencies, vim_tenant can not be deleted
- return 200, "datacenter %s detached.%s" %(datacenter_id, warning)
+ return "datacenter {} detached. {}".format(datacenter_id, warning)
def datacenter_action(mydb, tenant_id, datacenter, action_dict):
#DEPRECATED
#get datacenter info
if utils.check_valid_uuid(datacenter):
- result, vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_id=datacenter)
+ vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_id=datacenter)
else:
- result, vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_name=datacenter)
- if result < 0:
- logger.error("nfvo.datacenter_action() error. Datacenter not found")
- return result, vims
- elif result == 0:
- return -HTTP_Not_Found, "datacenter '%s' not found" % str(datacenter)
- elif result>1:
- logger.error("nfvo.datacenter_action() error. Several datacenters found")
- return -HTTP_Conflict, "More than one datacenters found, try to identify with uuid"
+ vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_name=datacenter)
+ if len(vims) == 0:
+ raise NfvoException("datacenter '{}' not found".format(str(datacenter)), HTTP_Not_Found)
+ elif len(vims)>1:
+ #print "nfvo.datacenter_action() error. Several datacenters found"
+ raise NfvoException("More than one datacenters found, try to identify with uuid", HTTP_Conflict)
datacenter_id=vims.keys()[0]
myvim=vims[datacenter_id]
if 'net-update' in action_dict:
try:
- content = myvim.get_network_list(filter_dict={'shared': True, 'admin_state_up': True, 'status': 'ACTIVE'})
+ nets = myvim.get_network_list(filter_dict={'shared': True, 'admin_state_up': True, 'status': 'ACTIVE'})
#print content
except vimconn.vimconnException as e:
- logger.error("nfvo.datacenter_action() Not possible to get_network_list from VIM: %s ", str(e))
- return -HTTP_Internal_Server_Error, str(e)
+ #logger.error("nfvo.datacenter_action() Not possible to get_network_list from VIM: %s ", str(e))
+ raise NfvoException(str(e), HTTP_Internal_Server_Error)
#update nets Change from VIM format to NFVO format
net_list=[]
- for net in content:
+ for net in nets:
net_nfvo={'datacenter_id': datacenter_id}
net_nfvo['name'] = net['name']
#net_nfvo['description']= net['name']
net_nfvo['shared'] = net['shared']
net_nfvo['multipoint'] = False if net['type']=='ptp' else True
net_list.append(net_nfvo)
- result, content = mydb.update_datacenter_nets(datacenter_id, net_list)
- if result < 0:
- return -HTTP_Internal_Server_Error, content
- logger.info("Inserted %d nets, deleted %d old nets", result, content)
-
- return 200, result
+ inserted, deleted = mydb.update_datacenter_nets(datacenter_id, net_list)
+ logger.info("Inserted %d nets, deleted %d old nets", inserted, deleted)
+ return inserted
elif 'net-edit' in action_dict:
net = action_dict['net-edit'].pop('net')
what = 'vim_net_id' if utils.check_valid_uuid(net) else 'name'
- result, content = mydb.update_rows('datacenter_nets', action_dict['net-edit'],
+ result = mydb.update_rows('datacenter_nets', action_dict['net-edit'],
WHERE={'datacenter_id':datacenter_id, what: net})
- return result, content
+ return result
elif 'net-delete' in action_dict:
net = action_dict['net-deelte'].get('net')
what = 'vim_net_id' if utils.check_valid_uuid(net) else 'name'
- result, content = mydb.delete_row_by_dict(FROM='datacenter_nets',
+ result = mydb.delete_row(FROM='datacenter_nets',
WHERE={'datacenter_id':datacenter_id, what: net})
- return result, content
+ return result
else:
- return -HTTP_Bad_Request, "Unknown action " + str(action_dict)
+ raise NfvoException("Unknown action " + str(action_dict), HTTP_Bad_Request)
def datacenter_edit_netmap(mydb, tenant_id, datacenter, netmap, action_dict):
#get datacenter info
if utils.check_valid_uuid(datacenter):
- result, vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_id=datacenter)
+ vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_id=datacenter)
else:
- result, vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_name=datacenter)
- if result < 0:
- print "nfvo.datacenter_action() error. Datacenter not found"
- return result, vims
- elif result == 0:
- return -HTTP_Not_Found, "datacenter '%s' not found" % str(datacenter)
- elif result>1:
- print "nfvo.datacenter_action() error. Several datacenters found"
- return -HTTP_Conflict, "More than one datacenters found, try to identify with uuid"
+ vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_name=datacenter)
+ if len(vims) == 0:
+ raise NfvoException("datacenter '{}' not found".format(str(datacenter)), HTTP_Not_Found)
+ elif len(vims)>1:
+ #print "nfvo.datacenter_action() error. Several datacenters found"
+ raise NfvoException("More than one datacenters found, try to identify with uuid", HTTP_Conflict)
datacenter_id=vims.keys()[0]
what = 'uuid' if utils.check_valid_uuid(netmap) else 'name'
- result, content = mydb.update_rows('datacenter_nets', action_dict['netmap'],
+ result = mydb.update_rows('datacenter_nets', action_dict['netmap'],
WHERE={'datacenter_id':datacenter_id, what: netmap})
- return result, content
+ return result
def datacenter_new_netmap(mydb, tenant_id, datacenter, action_dict=None):
#get datacenter info
if utils.check_valid_uuid(datacenter):
- result, vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_id=datacenter)
+ vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_id=datacenter)
else:
- result, vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_name=datacenter)
- if result < 0:
- logger.error("nfvo.datacenter_new_netmap() error. Datacenter not found")
- return result, vims
- elif result == 0:
- return -HTTP_Not_Found, "datacenter '%s' not found" % str(datacenter)
- elif result>1:
- logger.error("nfvo.datacenter_new_netmap() error. Several datacenters found")
- return -HTTP_Conflict, "More than one datacenters found, try to identify with uuid"
+ vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_name=datacenter)
+ if len(vims) == 0:
+ raise NfvoException("datacenter '{}' not found".format(datacenter), HTTP_Not_Found)
+ elif len(vims)>1:
+ #logger.error("nfvo.datacenter_new_netmap() error. Several datacenters found")
+ raise NfvoException("More than one datacenters found, try to identify with uuid", HTTP_Conflict)
datacenter_id=vims.keys()[0]
myvim=vims[datacenter_id]
filter_dict={}
filter_dict["shared"] = True
try:
- content = myvim.get_network_list(filter_dict=filter_dict)
+ vim_nets = myvim.get_network_list(filter_dict=filter_dict)
except vimconn.vimconnException as e:
- logger.error("nfvo.datacenter_new_netmap() Not possible to get_network_list from VIM: %s ", str(e))
- return -HTTP_Internal_Server_Error, str(e)
- if len(content)>1 and action_dict:
- return -HTTP_Conflict, "more than two networks found, specify with vim_id"
- elif len(content)==0: # and action_dict:
- return -HTTP_Not_Found, "Not found a network at VIM with " + str(filter_dict)
+ #logger.error("nfvo.datacenter_new_netmap() Not possible to get_network_list from VIM: %s ", str(e))
+ raise NfvoException(str(e), HTTP_Internal_Server_Error)
+ if len(vim_nets)>1 and action_dict:
+ raise NfvoException("more than two networks found, specify with vim_id", HTTP_Conflict)
+ elif len(vim_nets)==0: # and action_dict:
+ raise NfvoException("Not found a network at VIM with " + str(filter_dict), HTTP_Not_Found)
net_list=[]
- for net in content:
+ for net in vim_nets:
net_nfvo={'datacenter_id': datacenter_id}
if action_dict and "name" in action_dict:
net_nfvo['name'] = action_dict['name']
net_nfvo['type'] = net['type'][0:6] #change from ('ptp','data','bridge_data','bridge_man') to ('bridge','data','ptp')
net_nfvo['shared'] = net['shared']
net_nfvo['multipoint'] = False if net['type']=='ptp' else True
- result, content = mydb.new_row("datacenter_nets", net_nfvo, add_uuid=True)
- if action_dict and result < 0 :
- return result, content
- if result < 0:
- net_nfvo["status"] = "FAIL: " + content
- else:
+ try:
+ net_id = mydb.new_row("datacenter_nets", net_nfvo, add_uuid=True)
net_nfvo["status"] = "OK"
- net_nfvo["uuid"] = content
+ net_nfvo["uuid"] = net_id
+ except db_base_Exception as e:
+ if action_dict:
+ raise
+ else:
+ net_nfvo["status"] = "FAIL: " + str(e)
net_list.append(net_nfvo)
- return 200, net_list
+ return net_list
def vim_action_get(mydb, tenant_id, datacenter, item, name):
#get datacenter info
if utils.check_valid_uuid(datacenter):
- result, vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_id=datacenter)
+ vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_id=datacenter)
else:
- result, vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_name=datacenter)
- if result < 0:
- print "nfvo.datacenter_action() error. Datacenter not found"
- return result, vims
- elif result == 0:
- return -HTTP_Not_Found, "datacenter '%s' not found" % str(datacenter)
- elif result>1:
- print "nfvo.datacenter_action() error. Several datacenters found"
- return -HTTP_Conflict, "More than one datacenters found, try to identify with uuid"
+ vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_name=datacenter)
+ if len(vims) == 0:
+ raise NfvoException("datacenter '{}' not found".format(datacenter), HTTP_Not_Found)
+ elif len(vims)>1:
+ #logger.error("nfvo.datacenter_new_netmap() error. Several datacenters found")
+ raise NfvoException("More than one datacenters found, try to identify with uuid", HTTP_Conflict)
datacenter_id=vims.keys()[0]
myvim=vims[datacenter_id]
filter_dict={}
elif item=="tenants":
content = myvim.get_tenant_list(filter_dict=filter_dict)
else:
- return -HTTP_Method_Not_Allowed, item + "?"
- print "vim_action response ", content #update nets Change from VIM format to NFVO format
+ raise NfvoException(item + "?", HTTP_Method_Not_Allowed)
+ logger.debug("vim_action response ", content) #update nets Change from VIM format to NFVO format
if name and len(content)==1:
- return 200, {item[:-1]: content[0]}
+ return {item[:-1]: content[0]}
elif name and len(content)==0:
- return -HTTP_Not_Found, "No %s found with %s" % (item[:-1], " and ".join(map(lambda x: str(x[0])+": "+str(x[1]), filter_dict.iteritems())))
+ raise NfvoException("No {} found with ".format(item[:-1]) + " and ".join(map(lambda x: str(x[0])+": "+str(x[1]), filter_dict.iteritems())),
+ -HTTP_Not_Found)
else:
- return 200, {item: content}
+ return {item: content}
except vimconn.vimconnException as e:
print "vim_action Not possible to get_%s_list from VIM: %s " % (item, str(e))
- return -e.http_code, "Not possible to get_{}_list from VIM: {}".format(item, str(e))
+ raise NfvoException("Not possible to get_{}_list from VIM: {}".format(item, str(e)), e.http_code)
def vim_action_delete(mydb, tenant_id, datacenter, item, name):
#get datacenter info
tenant_id=None
if utils.check_valid_uuid(datacenter):
- result, vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_id=datacenter)
+ vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_id=datacenter)
else:
- result, vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_name=datacenter)
- if result < 0:
- print "nfvo.datacenter_action() error. Datacenter not found"
- return result, vims
- elif result == 0:
- return -HTTP_Not_Found, "datacenter '%s' not found" % str(datacenter)
- elif result>1:
- print "nfvo.datacenter_action() error. Several datacenters found"
- return -HTTP_Conflict, "More than one datacenters found, try to identify with uuid"
+ vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_name=datacenter)
+ if len(vims) == 0:
+ raise NfvoException("datacenter '{}' not found".format(datacenter), HTTP_Not_Found)
+ elif len(vims)>1:
+ #logger.error("nfvo.datacenter_new_netmap() error. Several datacenters found")
+ raise NfvoException("More than one datacenters found, try to identify with uuid", HTTP_Conflict)
datacenter_id=vims.keys()[0]
myvim=vims[datacenter_id]
#get uuid name
- result, content = vim_action_get(mydb, tenant_id, datacenter, item, name)
- print content
- if result < 0:
- return result, content
+ content = vim_action_get(mydb, tenant_id, datacenter, item, name)
+ logger.debug("vim_action_delete vim response: " + str(content))
items = content.values()[0]
if type(items)==list and len(items)==0:
- return -HTTP_Not_Found, "Not found " + item
+ raise NfvoException("Not found " + item, HTTP_Not_Found)
elif type(items)==list and len(items)>1:
- return -HTTP_Not_Found, "Found more than one %s with this name. Use uuid." % item
+ raise NfvoException("Found more than one {} with this name. Use uuid.".format(item), HTTP_Not_Found)
else: # it is a dict
item_id = items["id"]
item_name = str(items.get("name"))
elif item=="tenants":
content = myvim.delete_tenant(item_id)
else:
- return -HTTP_Method_Not_Allowed, item + "?"
+ raise NfvoException(item + "?", HTTP_Method_Not_Allowed)
except vimconn.vimconnException as e:
- print "vim_action Not possible to delete_{} {}from VIM: {} ".format(item, name, str(e))
- return -e.http_code, "Not possible to delete_{} {} from VIM: {}".format(item, name, str(e))
+ #logger.error( "vim_action Not possible to delete_{} {}from VIM: {} ".format(item, name, str(e)))
+ raise NfvoException("Not possible to delete_{} {} from VIM: {}".format(item, name, str(e)), e.http_code)
- if result < 0:
- print "vim_action Not possible to delete %s %s from VIM: %s " % (item, name, content)
- return result, content
- return 200, "{} {} {} deleted".format(item[:-1], item_id,item_name)
+ return "{} {} {} deleted".format(item[:-1], item_id,item_name)
def vim_action_create(mydb, tenant_id, datacenter, item, descriptor):
#get datacenter info
tenant_id=None
if utils.check_valid_uuid(datacenter):
- result, vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_id=datacenter)
+ vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_id=datacenter)
else:
- result, vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_name=datacenter)
- if result < 0:
- print "nfvo.datacenter_action() error. Datacenter not found"
- return result, vims
- elif result == 0:
- return -HTTP_Not_Found, "datacenter '%s' not found" % str(datacenter)
- elif result>1:
- print "nfvo.datacenter_action() error. Several datacenters found"
- return -HTTP_Conflict, "More than one datacenters found, try to identify with uuid"
+ vims = get_vim(mydb, nfvo_tenant=tenant_id, datacenter_name=datacenter)
+ if len(vims) == 0:
+ raise NfvoException("datacenter '{}' not found".format(datacenter), HTTP_Not_Found)
+ elif len(vims)>1:
+ #logger.error("nfvo.datacenter_new_netmap() error. Several datacenters found")
+ raise NfvoException("More than one datacenters found, try to identify with uuid", HTTP_Conflict)
datacenter_id=vims.keys()[0]
myvim=vims[datacenter_id]
tenant = descriptor["tenant"]
content = myvim.new_tenant(tenant["name"], tenant.get("description"))
else:
- return -HTTP_Method_Not_Allowed, item + "?"
+ raise NfvoException(item + "?", HTTP_Method_Not_Allowed)
except vimconn.vimconnException as e:
- print "vim_action Not possible to create {} at VIM: {} ".format(item, str(e))
- return -e.http_code, "Not possible to create {} at VIM: {}".format(item, str(e))
+ raise NfvoException("Not possible to create {} at VIM: {}".format(item, str(e)), e.http_code)
return vim_action_get(mydb, tenant_id, datacenter, item, content)