comp_setup.py

#!/usr/bin/env python
# coding: utf-8

import os
import sys
import ssh
import subprocess
import time


def main(co):
    count = 1024
    time.sleep(300);
    while(count):
        p = subprocess.Popen(('nc -z {0} 22'.format(co)).split(),
		                    shell=False,
		                    stdout=subprocess.PIPE,
                            stderr=subprocess.PIPE)
        stdout, stderr = p.communicate()
        count -= 1;
        r = p.wait();
        print str(r)
        if r != 0:
	        print "pinging failed, trying, " + str(count) + " left"
	        time.sleep(2)
	        continue
        else :
            break;
    else:
        print "connecting failed"
        exit(-1)
    
    s = ssh.Connection(host=co,username="stack",password="vai12345",port=22)
    s.put('cache/stack.tar.gz')
    s.put('cache/devstack.tar.gz')
    s.put('cache/pip.tar.gz')
    s.put('imroot')
    s.put('localrc_compute')
    s.put('start_compute.sh')
    s.put('ssh.tar.gz')
    s.execute("chmod +x imroot");
    o = s.execute('echo vai12345 | /home/stack/imroot')
    #print o
    s.execute("chmod +x start_compute.sh")
    o = s.execute('/home/stack/start_compute.sh')
    for l in o:
        print l.rstrip()
    x = open("HOSTADDR").readline().rstrip();
    if x:
    	o = s.execute("sudo mount -t nfs {0}:/srv/instances /opt/stack/nova/instances".format(x))
    if(o):
        print("mount errro");
    s.close()


if __name__ == '__main__':
    main(sys.argv[1])
    sys.exit(0)