def startNodes(ami, inst_size, keyName, maxPrice, nodecnt):
GF.log("... starting " + str(nodecnt) + " node(s)", 1);
local=[]
try:
res = GF.run("ec2-request-spot-instances " + ami + " -p " + str(maxPrice) + " -instance-type " + inst_size + " -n " + str(nodecnt) + " --type one-time" + " --key " + keyName)
lines=res.split("\n")
for i in range(0,len(res.split("\n"))):
line=lines[i]
print "res: ",i,line
if line.find("SPOTINSTANCEREQUEST")>=0:
inst=line.split("\t")
local.append(CLnode.CLnode( '' ,'slave' ,inst[5], '' , '' , '' ,inst[6] ,inst[0], '' ,False,inst[1],False))
#instID,instName,status , ami , key , size , date , ntype , url ,master,sir,deployed):
if res.find("timeout")>=0:
print "TIMEOUT: ", res
sys.exit()
if res.find("InvalidAMIID")>=0:
print "INVALID AMI ID: ", res
sys.exit()
except Exception as x:
print x, "\n", res
sys.exit()
GF.addNewNodes(local)
def loadState():
getRunningInstances()
nodes=[]
try:
fname="./nodeDB"
FILE = open(fname,"r")
while FILE:
line = FILE.readline().strip().split(",")
if len(line)<=1:
break
nodes.append(CLnode.CLnode(*line))
#line[0],line[1],line[2],line[3],line[4],line[5],line[6],line[7],line[8],line[9]
FILE.close()
GF.addNewNodes(nodes)
except IOError:
print "warning, nodeDB does not exists yet"
except Exception as x:
print x, "\n", res
sys.exit()
def launchMaster(ami, inst_size, keyName):
GF.log("Launching Master node..",1)
local=[]
try:
res = GF.run("ec2-run-instances " + ami + " -k " + keyName + " -t " + size)
if res.find("InvalidAMIID")>=0:
print "INVALID AMI ID: ", res
sys.exit()
print res
i=0
lines=res.split("\n")
master=CLnode.CLnode()
for l in lines:
inst=l.split("\t")
if inst[0]=="INSTANCE":
master = CLnode.CLnode(inst[1],"MASTER",inst[5],inst[2],inst[6],inst[9],inst[10],inst[0],'',True)
master.desc_detail()
local.append(master)
GF.addNewNodes(local)
except Exception as x:
print x, "\n", res
sys.exit()
