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import yaml
import pprint
import socket
import fcntl
import struct
import os
import getpass
def get_ip_address(ifname):
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
return socket.inet_ntoa(fcntl.ioctl(
s.fileno(),
0x8915, # SIOCGIFADDR
struct.pack('256s', ifname[:15])
)[20:24])
with open('labconfig.yaml', 'r') as labf:
labcfg = yaml.load(labf)
opnfvcfg={}
def getFromDict(dataDict, mapList):
return reduce(lambda d, k: d[k], mapList, dataDict)
#lets define the bootstrap section
opnfvcfg['demo-maas']={'juju-bootstrap':{'memory': 4096,'name': "bootstrap",\
'pool': "default", 'vcpus': 4,\
'disk_size': "60G", 'arch': "amd64",\
'interfaces':[]},\
'maas':{'memory': 4096,'pool': "default", 'vcpus': 4,\
'disk_size': "160G", 'arch': "amd64", 'interfaces':[],\
'name':"",'network_config':[],'node_group_ifaces':[],\
'nodes':[],'password': 'ubuntu', 'user':'ubuntu',\
'release': 'trusty', 'apt_sources':[],'ip_address':'',\
'boot_source':{'keyring_filename':\
"/usr/share/keyrings/ubuntu-cloudimage-keyring.gpg",\
'url': \
"http://maas.ubuntu.com/images/ephemeral-v2/releases/",\
'selections':{'1':{'arches':'amd64','labels':'release',\
'os':'ubuntu','release':'xenial',\
'subarches':'*'
}\
}\
},\
'settings':{'maas_name':'','upstream_dns':'',\
'main_archive':"http://us.archive.ubuntu.com/ubuntu"\
},\
'virsh':{'rsa_priv_key':'/home/ubuntu/.ssh/id_rsa',
'rsa_pub_key':'/home/ubuntu/.ssh/id_rsa.pub',
'uri':''
}\
}\
}
opnfvcfg['opnfv']={'ext-port':'','floating-ip-range':'','dataNetwork':''}
opnfvcfg['demo-maas']['maas']['apt_sources'].append("ppa:maas/stable")
opnfvcfg['demo-maas']['maas']['apt_sources'].append("ppa:juju/stable")
# lets modify the maas general settings:
updns = getFromDict(labcfg, ["lab","racks",0,"dns"])
opnfvcfg["demo-maas"]["maas"]["settings"]["upstream_dns"]=updns
location = getFromDict(labcfg, ["lab","location"])
rack = getFromDict(labcfg, ["lab","racks",0,"rack"])
value=location+rack
opnfvcfg["demo-maas"]["maas"]["settings"]["maas_name"]=value
opnfvcfg["demo-maas"]["maas"]["name"]="opnfv-"+value
ethbrAdm=""
ethbrAdmin=""
c=0
y=0
#z=0
while c < len(labcfg["opnfv"]["spaces"]):
brtype = getFromDict(labcfg, ["opnfv","spaces",c,"type"])
brname = getFromDict(labcfg, ["opnfv","spaces",c,"bridge"])
brcidr = getFromDict(labcfg, ["opnfv","spaces",c,"cidr"])
#
if brtype == "admin":
ethbrAdmin = getFromDict(labcfg, ["opnfv","spaces",c,"bridge"])
brgway = getFromDict(labcfg, ["opnfv","spaces",c,"gateway"])
tmpcidr = brcidr[:-4]
opnfvcfg["opnfv"]["admNetwork"]=tmpcidr+"2"
nodegroup={"device": "eth"+str(y), "ip": tmpcidr+"5","subnet_mask": "255.255.255.0", \
"broadcast_ip": tmpcidr+"255", "router_ip": brgway,\
"static_range":{"high":tmpcidr+"80","low":tmpcidr+"50"},\
"dynamic_range":{"high":tmpcidr+"250","low":tmpcidr+"81"}}
ethbrAdm = ('auto lo\n'
' iface lo inet loopback\n\n'
'auto eth'+str(y)+'\n'
' iface eth'+str(y)+' inet static\n'
' address '+tmpcidr+'5\n'
' netmask 255.255.255.0\n'
' gateway '+brgway+'\n'
' dns-nameservers '+updns+' '+tmpcidr+'5 127.0.0.1\n')
opnfvcfg['demo-maas']['maas']['ip_address']=tmpcidr+"5"
opnfvcfg['demo-maas']['maas']['interfaces'].append("bridge="+brname+",model=virtio")
opnfvcfg['demo-maas']['juju-bootstrap']['interfaces'].append("bridge="+brname+",model=virtio")
opnfvcfg["demo-maas"]["maas"]["node_group_ifaces"].append(nodegroup)
y=y+1
elif brtype:
opnfvcfg["demo-maas"]["maas"]["interfaces"].append("bridge="+brname+",model=virtio")
brgway = getFromDict(labcfg, ["opnfv","spaces",c,"gateway"])
if brtype != "external":
tmpcidr = brcidr[:-4]
if brgway:
nodegroup={"device": "eth"+str(y), "ip": tmpcidr+"5","subnet_mask": "255.255.255.0", \
"broadcast_ip": tmpcidr+"255", "management": 1, "router_ip": brgway,\
"static_range":{"high":tmpcidr+"80","low":tmpcidr+"50"},\
"dynamic_range":{"high":tmpcidr+"250","low":tmpcidr+"81"}}
else:
nodegroup={"device": "eth"+str(y), "ip": tmpcidr+"5","subnet_mask": "255.255.255.0", \
"broadcast_ip": tmpcidr+"255", "management": 1, \
"static_range":{"high":tmpcidr+"80","low":tmpcidr+"50"},\
"dynamic_range":{"high":tmpcidr+"250","low":tmpcidr+"81"}}
opnfvcfg["demo-maas"]["maas"]["node_group_ifaces"].append(nodegroup)
ethbrAdm = (ethbrAdm+'\n'
'auto eth'+str(y)+'\n'
' iface eth'+str(y)+' inet static\n'
' address '+tmpcidr+'5\n'
' netmask 255.255.255.0\n')
y=y+1
if brtype == "public":
opnfvcfg["demo-maas"]["juju-bootstrap"]["interfaces"].append("bridge="+brname+",model=virtio")
if brtype == "external":
ipaddress = getFromDict(labcfg, ["opnfv","spaces",c,"ipaddress"])
ethbrAdm = (ethbrAdm+'\n'
'auto eth'+str(y)+'\n'
' iface eth'+str(y)+' inet static\n'
' address '+ipaddress+'\n'
' netmask 255.255.255.0\n')
opnfvcfg["demo-maas"]["juju-bootstrap"]["interfaces"].append("bridge="+brname+",model=virtio")
if brtype == "data":
opnfvcfg["opnfv"]["dataNetwork"]=brcidr
c=c+1
# lets modify the maas general settings:
value = get_ip_address(ethbrAdmin)
value = "qemu+ssh://"+getpass.getuser()+"@"+value+"/system"
opnfvcfg['demo-maas']['maas']['virsh']['uri']=value
opnfvcfg['demo-maas']['maas']['network_config']=ethbrAdm
if len(labcfg["lab"]["racks"][0]["nodes"]) < 1:
print("looks like virtual deployment where nodes were not defined")
opnfvcfg["demo-maas"]["maas"]["nodes"].remove()
exit()
#lets insert the node details here:
c=0
#
while c < len(labcfg["lab"]["racks"][0]["nodes"]):
valuemac=[]
y = 0
# setup value of name and tags accordigly
noderoleslist = labcfg["lab"]["racks"][0]["nodes"][c]["roles"]
noderoles = " ".join(noderoleslist)
valuetype = getFromDict(labcfg, ["lab","racks",0,"nodes",c, "power", "type"])
namevalue = labcfg["lab"]["racks"][0]["nodes"][c]["name"]
valuearc = getFromDict(labcfg, ["lab","racks",0,"nodes",c, "architecture"])
# setup value of architecture
if valuearc == "x86_64":
valuearc="amd64/generic"
if valuetype == "wakeonlan":
macvalue = getFromDict(labcfg, ["lab","racks",0,"nodes",c, "power", "mac_address"])
power={"type": "ether_wake", "mac_address": macvalue}
if valuetype == "ipmi":
valueaddr = getFromDict(labcfg, ["lab","racks",0,"nodes",c, "power", "address"])
valueuser = getFromDict(labcfg, ["lab","racks",0,"nodes",c, "power", "user"])
valuepass = getFromDict(labcfg, ["lab","racks",0,"nodes",c, "power", "pass"])
valuedriver = "LAN_2_0"
power={"type": valuetype, "address": valueaddr,"user": valueuser,\
"pass": valuepass, "driver": valuedriver}
opnfvcfg["demo-maas"]["maas"]["nodes"].append({"name": namevalue, \
"architecture":valuearc,"interfaces":[],"mac_addresses":[],\
"power":power,'tags':noderoles})
y = 0
while y < len(labcfg["lab"]["racks"][0]["nodes"][c]["nics"]):
valueifname = labcfg["lab"]["racks"][0]["nodes"][c]["nics"][y]["ifname"]
valueifmac = labcfg["lab"]["racks"][0]["nodes"][c]["nics"][y]["mac"][0]
valuemac += labcfg["lab"]["racks"][0]["nodes"][c]["nics"][y]["mac"]
opnfvcfg["demo-maas"]["maas"]["nodes"][c]["interfaces"]\
.append({"name":valueifname,"mac_address":valueifmac,"mode": "auto"})
y=y+1
if valueifmac:
opnfvcfg["demo-maas"]["maas"]["nodes"][c]['mac_addresses']=valuemac
c=c+1
opnfvcfg["opnfv"]["floating-ip-range"]=labcfg["lab"]["racks"][0]["floating-ip-range"]
opnfvcfg["opnfv"]["ext-port"]=labcfg["lab"]["racks"][0]["ext-port"]
with open('deployment.yaml', 'wa') as opnfvf:
yaml.dump(opnfvcfg, opnfvf, default_flow_style=False)
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