Ejemplo n.º 1
0
Archivo: unit.py Proyecto: Tout/china
def add_to_haproxy(unit, host, iid):
    while True:
        # add it to the chef config
        output = knife_environment_show(unit.env_name)
        if util.is_noop():
            temp = "debug-knife-file.json"
            iid2privipv4(iid)
        else:
            data = json.loads(output)

            block = 'haproxy-' + unit.unit_name
            region_context = unit.region_context
            host = util.env_prefix(region_context)+unit.env_name+"-"+unit.unit_name+"-"+iid+"."+ region_context.region_config['unit_domain']
            ip = iid2privipv4(iid)

            # print("looking for override/haproxy/"+block+"/servers/ to add host:"+host)
            data['override_attributes']['haproxy'][block]["servers"].append([host, ip])

            temp = util.write_temp_file(json.dumps(data), suffix=".json")

        util.execute_shell(["knife", "environment", "from", "file", temp])

        # verify host is now in output
        output = knife_environment_show(unit.env_name)
        print >> sys.stderr, "looking for host="+host+" in output: "+str(output)
        if util.is_noop():
            return

        if host in output:
            return
        else:
            time.sleep(10)
Ejemplo n.º 2
0
Archivo: unit.py Proyecto: Tout/china
def run_instance(unit, instance_number):

    config = unit.config

    region_config = unit.region_context.region_config
    region_name = unit.region_context.region

    args = ["ec2-run-instances", unit.get_ami(),
            "--instance-initiated-shutdown-behavior", "terminate",
            "--region", region_config['EC2_REGION'],
            "-g", unit.env_group_name,
            "-g", unit.group_name]

    if 'extra_groups' in config:
        for group in util.to_list(config['extra_groups']):
            args.append("-g")
            args.append(group)

    args += [ "-t", unit.get_instance_size(), "-k", unit.get_keypair() ]

    data = unit.get_user_data()
    if data is not None:
        data_file = util.write_temp_file("run_"+unit.unit_name+"_"+unit.role_name+"_userdata_", suffix=".json")
        args += [ "-f", data_file ]

    azone = unit.get_availability_zone()
    if azone is not None:
        args += [ "-z", azone]

    elif 'default_availability_zone' in region_config:
        args += [ "-z", region_config['default_availability_zone'] ]

    output = util.execute_shell(args)
    if util.is_noop():
        iid = "i-debug"
    else:
        iid = util.find_element_on_line_starting_with(output[0], "INSTANCE", 1)
    return iid
Ejemplo n.º 3
0
Archivo: unit.py Proyecto: Tout/china
def add_instance(unit, instance_number, iid):
    host = None
    while True:
        host = str(util.execute_shell(["iid2hn", iid])[0]).strip()
	print host
        if util.is_noop():
            host = 'debug.host.example.com'

        # print "iid2hn returned "+host
        if host != "pending" and len(host) > 10 and len(host) < 100:
            break
        time.sleep(5)

    # "waiting for $HOST ssh to come up"
    while True:
        rval = util.execute_shell_returncode(["nc", "-z", host, "22"])
        if rval != 0:
            time.sleep(5)
        else:
            # "$HOST ready for use"
            break

    bootstrap(unit, host, iid)