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['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, ["labconfig","labsettings","upstream_dns"]) opnfvcfg["demo-maas"]["maas"]["settings"]["upstream_dns"]=updns value = getFromDict(labcfg, ["labconfig","lab_location"]) 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] 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") 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["labconfig"]["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["labconfig"]["nodes"]): valuemac=[] y = 0 # setup value of name and tags accordigly noderoleslist = labcfg["labconfig"]["nodes"][c]["roles"] noderoles = " ".join(noderoleslist) valuetype = getFromDict(labcfg, ["labconfig","nodes",c, "power", "type"]) namevalue = labcfg["labconfig"]["nodes"][c]["name"] valuearc = getFromDict(labcfg, ["labconfig","nodes",c, "architecture"]) # setup value of architecture if valuearc == "x86_64": valuearc="amd64/generic" if valuetype == "wakeonlan": macvalue = getFromDict(labcfg, ["labconfig","nodes",c, "power", "mac_address"]) power={"type": "ether_wake", "mac_address": macvalue} if valuetype == "ipmi": valueaddr = getFromDict(labcfg, ["labconfig","nodes",c, "power", "address"]) valueuser = getFromDict(labcfg, ["labconfig","nodes",c, "power", "user"]) valuepass = getFromDict(labcfg, ["labconfig","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["labconfig"]["nodes"][c]["nics"]): valueifname = labcfg["labconfig"]["nodes"][c]["nics"][y]["ifname"] valueifmac = labcfg["labconfig"]["nodes"][c]["nics"][y]["mac"][0] valuemac += labcfg["labconfig"]["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 with open('deployment.yaml', 'wa') as opnfvf: yaml.dump(opnfvcfg, opnfvf, default_flow_style=False)