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from datetime import datetime, timedelta
from urllib import parse
import acrort
import argparse
import itertools
import json
import pprint
import prettytable
import requests
def fmt_sizeof(num, suffix='B'):
for unit in ['','K','M','G','T','P','E','Z']:
if abs(num) < 1024.0:
return "%3.1f%s%s" % (num, unit, suffix)
num /= 1024.0
return "%.1f%s%s" % (num, 'Y', suffix)
class PrettyTable(prettytable.PrettyTable):
PrettyFormat = 'default'
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
def __repr__(self):
return self.__str__()
def __str__(self):
if self.PrettyFormat == 'json':
return self.get_json_string()
else:
return self.get_string()
def get_json_string(self, **kwargs):
options = self._get_options(kwargs)
result = [self._field_names]
for row in self._get_rows(options):
result.append(row)
return json.dumps(result)
class DistributionTable:
def build(self, map, name):
t = PrettyTable([name]+["VALUE", '%%'])
total = sum([v for _, v in map.items()])
for k, v in map.items():
t.add_row([k, v, '{:1.1f}'.format(v / total * 100)])
t.align[name] = 'l'
t.align["VALUE"] = 'r'
t.align['%%'] = 'r'
return t
class MachineReport:
def build_ams_pretty(self, cn):
rep = self.build_ams_report(cn)
t = PrettyTable(["ACRONIS MANAGEMENT SERVER", "VALUE"])
t.add_row(["Report date", str(datetime.now().date())])
t.add_row(["Version", rep['version']])
t.add_row(["CPU model", rep['cpu']])
t.add_row(["RAM", rep['memory']])
t.add_row(["OS", rep['os']])
t.align["ACRONIS MANAGEMENT SERVER"] = 'l'
t.align["VALUE"] = 'r'
return t
def build_ams_report(self, cn):
pt = acrort.plain.Unit(flat=[
('^Is', 'string', 'MachineManagement::Machine'),
('.Info.Role', 'dword', 1)
])
resp = cn.dml.select(acrort.dml.ViewSpec(pt))
assert len(resp) == 1, "MachineManagement::Machine role=1 exists"
return self.parse_machine(resp[0])
def build_agent_pretty(self, cn):
rep = self.build_agent_report(cn)
tt = []
tt.append(DistributionTable().build(rep['agent_version'], "AGENT VERSIONS"))
tt.append(DistributionTable().build(rep['cpu'], "AGENT CPUs"))
tt.append(DistributionTable().build(rep['os'], "AGENT OS"))
tt.append(DistributionTable().build(rep['memory'], "AGENT RAM"))
return tt
def build_agent_report(self, cn):
reader = DmlReader(cn)
pt = acrort.plain.Unit(flat=[
('^Is', 'string', 'MachineManagement::Machine'),
('.Info.Role', 'dword', 0)
])
opts = acrort.plain.Unit(flat=[
('.Mask.Agents', 'nil', ''),
('.Mask.Info', 'nil', '')
])
stat = [self.parse_machine(m) for m in reader.read(pt, opts)]
return {
'os' : self.count_values([m['os'] for m in stat]),
'cpu' : self.count_values([m['cpu'] for m in stat]),
'memory' : self.count_values([m['memory'] for m in stat]),
'agent_version' : self.count_values([m['version'] for m in stat]),
}
def count_values(self, values):
stat = {}
for v in values:
stat[v] = stat.get(v, 0) + 1
return stat
def parse_machine(self, m):
return {
'version' : [v.Version.ref for _, v in m.Info.Agents if v.Id.ref == ''][0],
'cpu_freq' : m.Info.Hardware.ProcessorFrequency.ref,
'cpu' : m.Info.Hardware.ProcessorName.ref,
'memory' : fmt_sizeof(m.Info.Hardware.MemorySize.ref),
'os' : m.Info.OS.Name.ref,
}
class ApiGwReader:
def __init__(self, url, user, pswd):
self.url = url
self.user = user
self.pswd = pswd
self.token = self.get_token(url, user, pswd)
def get_token(self, url, user, pswd):
resp = requests.post(
url=url+"/idp/token",
data={
'grant_type' : 'password',
'username' : user,
'password' : pswd,
},
)
assert resp.status_code == 200, "Get token success"
return resp.json()['access_token']
class ActivityByDateReport:
def build_pretty(self, token, url, days_limit):
report = self.build(token, url, days_limit)
t = PrettyTable(["ACTIVITY BY DATE", "TOTAL", "SUCCESS", "FAILED"])
fmt = lambda x : '-' if x == 0 else x
for r in report:
t.add_row([str(r[0]), fmt(r[1]+r[2]), fmt(r[1]), fmt(r[2])])
return t
def build(self, token, url, days_limit):
now = datetime.now()
round4 = lambda x : x.replace(hour=x.hour // 4 * 4, minute=0, second=0, microsecond=0)
top = round4(now)
bottom = top - timedelta(days=days_limit)
buckets = {}
for a in self.activity_reader(url, token=token):
time, status = self.strptime(a['finishTime']), a['status']
if time < bottom:
break
b = buckets.get(round4(time), [0, 0, []])
b[2].append(time)
if status in ['ok', 'warning']:
b[0] += 1
else:
b[1] += 1
buckets[round4(time)] = b
res = []
while top >= bottom:
b = buckets.get(top, [0, 0, []])
res.append((top, b[0], b[1], b[2]))
top -= timedelta(hours=4)
return sorted(res, key=lambda x: -x[0].timestamp())
def activity_reader(self, tm, token):
usn = None
limit = 100
while True:
url = tm+"/api/task_manager/x/activities?state=completed&order=usn.desc&limit={}".format(limit)
if usn:
url = url + "&usn_ls={}".format(usn)
resp = requests.get(
url=url,
headers={
'Authorization': 'Bearer ' + token,
}
)
assert resp.status_code == 200, "Get task successful"
activities = resp.json()
for a in activities:
if usn:
assert a['usn'] < usn, "usn is decreasing"
usn = a['usn']
yield a
if len(activities) < limit:
break
def strptime(self, t):
return datetime.strptime(t, '%Y-%m-%dT%H:%M:%SZ')
class DmlReader:
def __init__(self, cn):
self.cn = cn
def read(self, pt, opts):
limit = 100
if not opts:
opts = acrort.plain.Unit(flat=[('.LimitOptions', 'dword', limit)])
opts = opts.consolidate(acrort.plain.Unit(flat=[('.LimitOptions', 'dword', limit)]))
if opts.get_branch('.Mask', None):
opts = opts.consolidate(acrort.plain.Unit(flat=[('.Mask.DmlTimeStamp', 'nil', '')]))
stamp = 0
while True:
spec = acrort.dml.ViewSpec(pt.consolidate(self.stamp_greater(stamp)), opts.consolidate(self.sort_stamp_asc()))
stampmax = stamp
for obj in self.cn.dml.select(spec):
yield obj
stampmax = obj.DmlTimeStamp.ref
if stampmax - stamp < limit:
break
stamp = stampmax
def sort_stamp_asc(self):
return acrort.plain.Unit(flat=[
('.SortingOptions.DmlTimeStamp', 'sqword', 0)])
def stamp_greater(self, ts):
return acrort.plain.Unit(flat=[('.DmlTimeStamp', 'sqword', 0), ('.DmlTimeStamp^Greater', 'sqword', ts)])
class BackupPlanScheduleReport:
def __init__(self):
pass
def build_pretty(self, cn):
rep = self.build(cn)
tt = []
tt.append(DistributionTable().build(rep['schemes'], "BACKUP PLAN SCHEMES"))
dow = ["Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"]
str_hour = lambda x : '{:02}-{:02}'.format(x, x+2)
dow_stat = { dow[k] : v for k, v in rep['days'].items() }
tt.append(DistributionTable().build(dow_stat, "DAY OF WEEK"))
dow_time_stat = PrettyTable(["DOW AND TIME", "COUNT"])
for i in [1, 2, 3, 4, 5, 6, 0]:
for j in range(12):
v = rep['schedules'].get((i, j * 2), 0)
dow_time_stat.add_row(['{}, {}'.format(dow[i], str_hour(j * 2)), v])
dow_time_stat.align["DOW AND TIME"] = 'l'
dow_time_stat.align["COUNT"] = 'r'
tt.append(dow_time_stat)
return tt
def build(self, cn):
schedules = {}
schemes = {}
names = {}
days_stat = {}
for name, scheme, days, start in self.parse_schedules(cn):
#print(name, scheme, days, start)
if not scheme:
schemes['others'] = schemes.get('others', 0) + 1
continue
schemes[scheme] = schemes.get(scheme, 0) + 1
if not days:
continue
for d in days:
buck_id = d, start[0] // 2 * 2
schedules[buck_id] = schedules.get(buck_id, 0) + 1
names[buck_id] = names.get(buck_id, []) + [name]
days_stat[d] = days_stat.get(d, 0) + 1
return {
'schemes' : schemes,
'schedules' : schedules,
'days' : days_stat,
}
def parse_schedules(self, cn):
reader = DmlReader(cn)
pt = acrort.plain.Unit(flat=[
('^Is', 'string', 'Gtob::Dto::ProtectionPlan'),
])
opts = acrort.plain.Unit(flat=[
('.Mask.Scheme', 'nil', ''),
('.Mask.Name', 'nil', ''),
('.Mask.Enabled', 'nil', ''),
])
days_of_week = [0] * 7
for obj in reader.read(pt, opts):
if obj.Scheme.Type.ref == 5:
for _, item in obj.Scheme.Parameters.Items:
for days, startAt in self.process_schedule(item.Schedule):
yield obj.Name.ref, 'custom', days, startAt
continue
if obj.Scheme.Type.ref == 9:
yield obj.Name.ref, 'replication_once', None, None
continue
if obj.Scheme.Type.ref in [10, 20, 21, 22, 23]:
names = {
10 : 'replication_simple',
20 : 'always_full',
21 : 'always_incr',
22 : 'full_daily_incr',
23 : 'mwd',
}
for days, startAt in self.process_schedule(obj.Scheme.Parameters.BackupSchedule.Schedule):
yield obj.Name.ref, names[obj.Scheme.Type.ref], days, startAt
continue
yield obj.Name.ref, None, None, None
def from_array(self, ar):
return [x.ref for _, x in ar]
def from_mask_days(self, m):
forb = [i for i, ch in enumerate(bin(m)[2:][::-1]) if ch == '1']
return [i for i in range(7) if i not in forb]
def process_schedule(self, sch):
assert 'ScheduleManagement::Schedule' in [v for n, v in sch.traits if n == 'Is']
alarms = [al for _, al in sch.Alarms if al.Alarm.polyType.ref == 1]
if not alarms:
return
for al in alarms:
impl = al.Alarm.impl
if impl.Calendar.Calendar.polyType.ref != 2:
continue
days = self.from_mask_days(impl.Calendar.Calendar.impl.Days.ref)
startAt = impl.StartTime.Hour.ref, impl.StartTime.Minute.ref
if impl.RepeatAtDay.TimeInterval.ref > 0:
step = impl.RepeatAtDay.TimeInterval.ref // 60
endAt = (impl.RepeatAtDay.EndTime.Hour.ref, impl.RepeatAtDay.EndTime.Minute.ref)
while startAt <= endAt:
yield days, startAt
min = startAt[1] + step
startAt = (startAt[0] + min // 60, min % 60)
continue
yield days, startAt
class AgentOnlineReport:
def build_pretty(self, cn):
rep = self.build(cn)
return DistributionTable().build(rep, "AGENT AVAILABILITY")
def build(self, cn):
reader = DmlReader(cn)
pt = acrort.plain.Unit(flat=[
('^Is', 'string', 'MachineManagement::Machine'),
('.Info.Role', 'dword', 0),
])
opts = acrort.plain.Unit(flat=[
('.Mask.Status', 'nil', ''),
])
status = {}
for m in reader.read(pt, opts):
st = m.Status.ref
status[st] = status.get(st, 0) + 1
return { { 1 : 'offline', 0 : 'online' }[k] : v for k, v in status.items() }
class BackupPlanDataTypeReport:
def build_pretty(self, cn):
rep = self.build(cn)
return DistributionTable().build(rep, "BACKUP PLAN DATA TYPES")
def build(self, cn):
mm = {
'ams::instances::physical_instance' : 'Machines/Disks/Volumes',
'ams::instances::virtual_instance' : 'VMs',
'ams::resources::group' : 'Groups',
'arx::ams::gct::mailbox' : 'MS Exchange mailboxes',
'mms::disk::disk' : 'Machines/Disks/Volumes',
'mms::disk::volume' : 'Machines/Disks/Volumes',
'mms::file::dir' : 'Files/Folders',
'mms::file::file' : 'Files/Folders',
'mms::smb::dir' : 'Files/Folders',
}
stat = {}
for t, host, resource in self.parse_inclusions(cn):
key = mm[t]
counter = stat.get(key, 0)
counter += 1
stat[key] = counter
return stat
def parse_inclusions(self, cn):
reader = DmlReader(cn)
pt = acrort.plain.Unit(flat=[
('^Is', 'string', 'Gtob::Dto::ProtectionPlan'),
])
opts = acrort.plain.Unit(flat=[
('.Mask.Target', 'nil', ''),
('.Mask.Name', 'nil', ''),
])
for p in reader.read(pt, opts):
for _, item in p.Target.Inclusions:
it = item.Key.ItemType.ref
id = item.Key.LocalID.ref
if it in ['ams::instances::virtual_instance', 'ams::instances::physical_instance']:
id = id.split('@')
yield it, id[1], id[0]
continue
if it == 'ams::resources::group':
yield it, None, id
continue
if it == 'arx::ams::gct::mailbox':
url = parse.unquote(id.split("ArxUri=")[1])
pp = parse.urlsplit(url)
assert pp.scheme == 'arx'
instance, host = pp.path[1:].split('@')
yield it, host, instance
continue
if not item.get_branch('.Key.0B781614-5AED-4A10-9B79-0A607CB7EEAE', None) is None:
yield it, item.get_branch('.Key.0B781614-5AED-4A10-9B79-0A607CB7EEAE').ref, None
continue
raise Exception("Please add support of new type here")
class ProtectedResourcesReport:
def build_pretty(self, cn):
rep = self.build(cn)
tt = []
tt.append(DistributionTable().build(rep['virtual'], "PROTECTED VIRTUAL MACHINES"))
tt.append(DistributionTable().build(rep['physical'], "PROTECTED PHYSICAL MACHINES"))
tt.append(DistributionTable().build(rep['mailbox'], "PROTECTED MAILBOXES"))
tt.append(DistributionTable().build(rep['db'], "PROTECTED DATABASE SERVERS"))
tt.append(DistributionTable().build(rep['exchange'], "PROTECTED EXCHANGE SERVERS"))
pr = PrettyTable(["PROTECTED RESOURCES", "COUNT"])
nm = {
'ams::instances::physical_instance::gct::disks' : 'Physical Machines',
'arx::ams::gct::mailbox' : 'Mailbox',
'ams::instances::virtual_instance' : 'Virtual Machines',
'ams::instances::physical_instance::gct::files' : 'Files/Folders',
'ams::instances::sql_server' : 'Database Servers',
'arx::ams::gct::exchange_instance' : 'MS Exchange Servers',
}
mapped = { nm[k] : v for k, v in rep['protected_resources'].items() }
for k, v in mapped.items():
pr.add_row([k, v])
pr.align["PROTECTED RESOURCES"] = 'l'
pr.align["COUNT"] = 'r'
tt.append(pr)
return tt
def build(self, cn):
stat = {}
protected = {}
for _, typ, os, gtob in self.protected_instance_reader(cn):
protected[gtob] = protected.get(gtob, 0) + 1
subgroup = stat.get(typ, {})
subgroup[os] = subgroup.get(os, 0) + 1
stat[typ] = subgroup
return {
'protected_resources' : protected,
'physical' : stat.get('physical', {}),
'virtual' : stat.get('virtual', {}),
'mailbox' : stat.get('mailbox', {}),
'db' : stat.get('db', {}),
'exchange' : stat.get('exchange', {}),
}
def protected_instance_reader(self, cn):
for group in self.splitter(100, self.enum_protected_instances(cn)):
ids = list(set([id for id, _ in group]))
ii = {}
for i in self.get_instance_os_type(cn, ids):
id = str(i.ID.ref)
if i.Type.ref == 1:
ii[id] = 'physical', i.Parameters.OperatingSystem[0].ref
continue
if i.Type.ref in [4, 5]:
os = i.Parameters.OperatingSystem[0].ref
if not os and i.Parameters.Type[0].ref == 'mshyperv':
os = '!HyperV!'
ii[id] = 'virtual', os
continue
if i.Type.ref == 24:
ii[id] = 'mailbox', i.Parameters.OperatingSystem[0].ref
continue
if i.Type.ref == 2:
ii[id] = 'db', i.Parameters.OperatingSystem[0].ref
continue
if i.Type.ref == 6:
ii[id] = 'exchange', i.Parameters.OperatingSystem[0].ref
continue
for id, type in group:
found = ii.get(id, None)
if found is None:
continue
yield id, found[0], found[1], type
def splitter(self, size, ids):
group = []
for x in ids:
group.append(x)
if len(group) == size:
yield group
group = []
if group:
yield group
def get_instance_os_type(self, cn, ids):
por_value_in = [acrort.plain.Unit(flat=[('', 'guid', id)]) for id in ids]
pt = acrort.plain.Unit(flat=[
('^Is', 'string', 'InstanceManagement::Instance'),
('.ID', 'guid', str(acrort.common.Guid())),
('.ID^ValueIn', 'array', por_value_in),
#('.ID', 'guid', 'C9743CCD-6FAB-4CD8-ADEA-A3B6DED1E375')
])
opts = acrort.plain.Unit(flat=[
('.Mask.Parameters.OperatingSystem', 'nil', ''),
('.Mask.Parameters.Type', 'nil', ''),
('.Mask.Type', 'nil', ''),
])
ii = [i for i in cn.dml.select(acrort.dml.ViewSpec(pt, opts))]
return ii
def enum_protected_instances(self, cn):
reader = DmlReader(cn)
pt = acrort.plain.Unit(flat=[
('^Is', 'string', 'Gtob::Dto::ItemProtection')
])
opts = acrort.plain.Unit(flat=[
('.Mask.InstanceID', 'nil', ''),
('.Mask.Centralized.Subject', 'nil', ''),
])
for ip in reader.read(pt, opts):
it = ip.Centralized.Subject.ItemType.ref
if it == 'ams::instances::physical_instance':
proj = ip.get_branch('.Centralized.Subject.4B2A7A93-A44F-4155-BDE3-A023C57C9431', '')
it += '::' + proj.ref
yield str(ip.InstanceID.ref), it
class ConsumedStorageReport:
def build_pretty(self, cn):
rep = self.build(cn)
t = PrettyTable(["CONSUMED STORAGE", "PHYSICAL SIZE", "LOGICAL SIZE"])
for k, v in rep.items():
t.add_row([k, v, 'N/A'])
t.align["CONSUMED STORAGE"] = 'l'
t.align["PHYSICAL SIZE"] = 'r'
return t
def build(self, cn):
reader = DmlReader(cn)
pt = acrort.plain.Unit(flat=[
('^Is', 'string', 'DMS::BackupLocation'),
])
opts = acrort.plain.Unit(flat=[
('.Mask.Info.DisplayName', 'nil', ''),
('.Mask.OccupiedSpace', 'nil', ''),
('.Mask.TotalSpace', 'nil', ''),
('.Mask.Info.Kind.LocationKind', 'nil', ''),
])
stats = {}
for x in reader.read(pt, opts):
kind = x.Info.Kind.LocationKind.ref
sum = stats.get(kind, 0)
occup = x.get_branch('.OccupiedSpace', None)
if not occup is None:
sum += occup.ref
stats[kind] = sum
kinds = {
1 : 'Local folder',
2 : 'Network share',
3 : 'FTP Location',
4 : 'SFTP Location',
5 : 'CD Location',
6 : 'Tape Location',
7 : 'Acronis Storage Node',
8 : 'Acronis Secure Zone',
9 : 'Removable drive',
10 : 'Cloud Storage',
11 : 'NFS Location',
12 : 'ESX Location'
}
return { kinds[k] : fmt_sizeof(v) for k, v in stats.items() }
class TenantsHierarchyReport:
def __init__(self, token, url):
self._url = url
self._token = token
def build_pretty(self):
rep = self.build()
tt = []
pt1 = PrettyTable(["TENANTS HIERARCHY", "COUNT"])
pt1.add_row(['Organizations', rep['customer']])
pt1.add_row(['Units', rep['unit']])
pt1.add_row(['Folders', rep['folder']])
pt1.align["TENANTS HIERARCHY"] = 'l'
pt1.align["COUNT"] = 'r'
tt.append(pt1)
pt2 = PrettyTable(["UNITS PER ORGANIZATION", "COUNT"])
pt2.align["UNITS PER ORGANIZATION"] = 'l'
pt2.align["COUNT"] = 'r'
tt.append(pt2)
return tt
def build(self):
headers = {
'Authorization': 'Bearer ' + self._token
}
resp = requests.get(self._url + '/api/2/users/me', headers=headers)
assert resp.status_code == 200, "Get users/me successful"
tenant_id = resp.json()['tenant_id']
resp = requests.get(self._url + '/api/2/tenants/%s/children' % tenant_id, headers=headers)
assert resp.status_code == 200, "Get tenants/children successful"
tenants_ids = resp.json()['items']
tenants = {
'customer': 0,
'partner': 0,
'unit': 0,
'folder': 0,
}
for uuids in [tenants_ids[i:i+1000] for i in range(0, len(tenants_ids), 1000)]:
resp = requests.get(self._url + '/api/2/tenants?uuids=' + ','.join(uuids), headers=headers)
assert resp.status_code == 200, "Get tenants data successful"
for item in resp.json()['items']:
kind = item['kind']
tenants[kind] = tenants[kind] + 1
return tenants
def main():
parser = argparse.ArgumentParser(description='CEP report')
parser.add_argument('--activity', nargs=1, help='Activity by date report', dest='activity')
parser.add_argument('--agents', action='store_true', help='Agent machine report', dest='agents')
parser.add_argument('--ams', action='store_true', help='Ams machine report', dest='ams')
parser.add_argument('--consumed', action='store_true', help='Plan report', dest='consumed')
parser.add_argument('--online', action='store_true', help='Ams machine report', dest='online')
parser.add_argument('--plans', action='store_true', help='Plan report', dest='plans')
parser.add_argument('--protected', action='store_true', help='Plan report', dest='protected')
parser.add_argument('--remote', nargs=3, help='Specify computer user pass', dest ='remote', metavar=('computer','user','pass'), required=True)
parser.add_argument('--schedule', action='store_true', help='Schedule report', dest='schedule')
parser.add_argument('--hierarchy', action='store_true', help='Tenants hierarchy report', dest='hierarchy')
parser.add_argument('--all', action='store_true', help='All report', dest='all')
parser.add_argument('--fast', action='store_true', help='Fast reports only', dest='fast')
parser.add_argument('--json', action='store_true', help='JSON output format', dest='json')
args = parser.parse_args()
result = []
if args.json:
PrettyTable.PrettyFormat = 'json'
if args.all:
args.activity = [1]
args.agents = args.ams = args.consumed = args.online = args.plans = args.protected = True
args.schedule = args.hierarchy = True
if args.fast:
args.agents = args.ams = args.consumed = args.online = args.plans = args.protected = True
args.schedule = True
def connector():
return acrort.connectivity.Connection(service='ams', computer=args.remote[0],
cred=(args.remote[1], args.remote[2]), client_session_data={'identity_disabled':True})
if args.activity or args.hierarchy:
apigw = ApiGwReader('http://' + args.remote[0]+':9877', args.remote[1], args.remote[2])
if args.ams:
result.append(MachineReport().build_ams_pretty(connector()))
if args.activity:
period = int(args.activity[0])
result.append(ActivityByDateReport().build_pretty(apigw.token, url='http://' + args.remote[0] + ':9877',
days_limit=period))
if args.schedule:
for t in BackupPlanScheduleReport().build_pretty(connector()):
result.append(t)
if args.online:
result.append(AgentOnlineReport().build_pretty(connector()))
if args.agents:
for t in MachineReport().build_agent_pretty(connector()):
result.append(t)
if args.plans:
result.append(BackupPlanDataTypeReport().build_pretty(connector()))
if args.protected:
for t in ProtectedResourcesReport().build_pretty(connector()):
result.append(t)
if args.consumed:
result.append(ConsumedStorageReport().build_pretty(connector()))
if args.hierarchy:
for t in TenantsHierarchyReport(apigw.token, 'http://' + args.remote[0]+':30678').build_pretty():
result.append(t)
if args.json:
print(result)
else:
for r in result: print(r)
if __name__ == '__main__':
main()