def host_register(host, clustername):
cc = libMysqlCluster.Cluster()
if not cc.select_exist([(cc.col_clustername, clustername)]):
print 'Cluster %s not exist' % clustername
return
conn = libvirt_connection(host)
hs = libMysqlHost.Hosts()
ninfo = conn.getInfo()
nodeinfo = {}
nodeinfo[hs.col_hostid] = host
nodeinfo[hs.col_clustername] = clustername
nodeinfo[hs.col_hashname] = hs.get_hashname(host)
nodeinfo[hs.col_model] = ninfo[0]
nodeinfo[hs.col_memory] = ninfo[1]
nodeinfo[hs.col_cpus] = ninfo[2]
nodeinfo[hs.col_mhz] = ninfo[3]
nodeinfo[hs.col_numa_cell] = ninfo[4]
nodeinfo[hs.col_sockets] = ninfo[5]
nodeinfo[hs.col_cores] = ninfo[6]
nodeinfo[hs.col_threads] = ninfo[7]
nodeinfo[hs.col_update_time] = time.localtime()
nodeinfo[hs.col_register_time] = time.localtime()
### clustername/node IP/disk size/
ret = hs.insert_dict(nodeinfo)
if ret == 0:
print 'Host %s registered. Done. ' % host
return True
else:
print 'Something was wrong...'
return False
def generate_instances_info(nodes, nums, imageid, vcpus, mem):
dom_list = []
instc = libMysqlInstance.Instances()
hs = libMysqlHost.Hosts()
for i, pid in enumerate(nodes):
dom0_hash_name = hs.get_hashname(pid)
list = []
for j in range(nums[i]):
domU_rand_name = str(random.randint(100000, 999999))
instancename = "cvi-%s-%s" % (dom0_hash_name, domU_rand_name)
## domU name check from db to avoid reduplication
list.append(instancename)
domU_rand_mac = 'd0:0d:%02x:%02x:%02x:%02x' % (random.randint(
0, 255), random.randint(0, 255), random.randint(
0, 255), random.randint(0, 255))
domU_rand_mac = domU_rand_mac.upper()
username = None
tuplelist = []
tuplelist.append((instc.col_name, instancename))
tuplelist.append((instc.col_hostname, pid))
tuplelist.append((instc.col_username, username))
tuplelist.append((instc.col_imagename, imageid))
tuplelist.append((instc.col_mac, domU_rand_mac))
tuplelist.append((instc.col_status, 'Pending'))
tuplelist.append((instc.col_update_time, time.localtime()))
tuplelist.append((instc.col_register_time, time.localtime()))
tuplelist.append((instc.col_cputime, 0))
tuplelist.append((instc.col_vcpu, vcpus))
tuplelist.append((instc.col_mem, mem))
instc.insert(tuplelist)
dom_list.append(list)
return dom_list
def getpms(logger):
hs = libMysqlHost.Hosts()
plist = hs.select(hs.col_hostid, None, None)
thr = []
for pid in plist:
thr.append(threading.Thread(target=getnodeinfo, args=(pid[0], logger)))
for i in range(len(thr)):
thr[i].start()
def getinstances(logger):
hst = libMysqlHost.Hosts()
columns = [hst.col_hostid, hst.col_clustername]
ret = hst.select(' , '.join(columns), '', '')
plist = []
for i in ret:
plist.append(i[0])
thr = []
for pid in plist:
thr.append(threading.Thread(target=getdomains, args=(pid, logger)))
for i in range(len(thr)):
thr[i].start()
instc = libMysqlInstance.Instances()
instc.mark_dead()
def getnodeinfo(pid,logger):
try:
conn = libvirt.open("xen+ssh://root@%s/" % pid)
except:
logger.info("Lost Contection : %s" % pid)
return
hs = libMysqlHost.Hosts()
ninfo = conn.getInfo()
wheredict = {}
wheredict[hs.col_hostid] = pid
nodeinfo = {}
nodeinfo['model'] = ninfo[0]
nodeinfo['memory'] = ninfo[1]
nodeinfo['cpus'] = ninfo[2]
nodeinfo['mhz'] = ninfo[3]
nodeinfo['numa_cell'] = ninfo[4]
nodeinfo['sockets'] = ninfo[5]
nodeinfo['cores'] = ninfo[6]
nodeinfo['threads'] = ninfo[7]
nodeinfo['update_time'] = time.localtime()
hs.update_dict(wheredict, nodeinfo)
import libMysqlHost
hst = libMysqlHost.Hosts()
columns = [hst.col_hostid, hst.col_clustername]
ret = hst.select(' , '.join(columns), '', '')
plist = []
for i in ret:
plist.append(i[0])
print plist