/
starter.py
268 lines (206 loc) · 9.07 KB
/
starter.py
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# encoding: utf-8
import os
import ssl
import sys
import csv
import json
import time
import base64
from datetime import datetime
from datetime import timedelta
try:
import pyodbc
except ImportError:
pass
# PYTHON 2 FALLBACK #
try:
from urllib.request import urlopen, Request
from urllib.parse import urlencode
from io import StringIO
python = 3
except ImportError:
from urllib import urlencode
from urllib2 import urlopen, Request
from StringIO import StringIO
reload(sys)
sys.setdefaultencoding('utf8')
python = 2
# PYTHON 2 FALLBACK #
ctx = ssl.create_default_context()
ctx.check_hostname = False
ctx.verify_mode = ssl.CERT_NONE
global _debug
_debug = True
def _post(url, query, options):
# PYTHON 2 FALLBACK #
if python == 3:
base64string = base64.b64encode(bytes('%s:%s' % (options['username'], options['password']), 'utf-8'))
post_data = bytes(urlencode({
"query": query,
"header": "yes"
}), 'utf-8')
else:
base64string = base64.b64encode('%s:%s' % (options['username'], options['password']))
post_data = urlencode({
"query": query,
"header": "yes"
})
# PYTHON 2 FALLBACK #
request = Request(url, post_data)
request.add_header("Authorization", "Basic %s" % base64string.decode("utf-8"))
request.get_method = lambda: 'POST'
r = urlopen(request, context=ctx)
body = r.read()
r.close()
if _debug:
msg = 'Status code: %s' % str(r.code)
print('\n\t----------- POST FUNCTION -----------')
print('\t' + url)
print('\t' + msg)
print('\tQuery: ' + query)
print('\t------- END OF POST FUNCTION -------\n')
return body
def get_list_from_csv(text):
f = StringIO(text.decode("utf-8"))
list_ = []
dict_reader = csv.DictReader(f, quotechar='"', delimiter=',', quoting=csv.QUOTE_ALL, skipinitialspace=True, dialect='excel')
for item in dict_reader:
list_.append(item)
return list_, [x for x in dict_reader.fieldnames]
def doql_call(config, query):
limit = 0
query['query'] = ' '.join(query['query'].split())
# prepare date-filtered query
if query['date'] and query['date']['column'] and query['date']['days_limit']:
index = None
where_index = query['query'].find('where')
order_index = query['query'].find('order by')
if where_index > 0:
index = where_index + 6
query['query'] = query['query'][:index] + " %s > current_date - interval '%s day' and " % (query['date']['column'], query['date']['days_limit']) + query['query'][index:]
elif order_index > 0:
index = order_index
query['query'] = query['query'][:index] + " where %s > current_date - interval '%s day' " % (query['date']['column'], query['date']['days_limit']) + query['query'][index:]
if query['output_format'] == 'csv' or query['output_format'] == 'json':
if query['offset']:
page = 0
_next = True
while _next:
doql_offset = page * query['offset']
doql_limit = query['offset']
if query['limit'] and query['limit'] > query['offset']:
if (doql_offset + query['offset']) > query['limit']:
doql_limit = query['limit'] - doql_offset
else:
if query['limit']:
doql_limit = query['limit']
doql_query = query['query'] + ' LIMIT %s OFFSET %s' % (doql_limit, doql_offset)
res = _post(
'https://%s/services/data/v1.0/query/' % config['host'], doql_query, {
'username': config['username'],
'password': config['password']
}
)
csv_list, field_order = get_list_from_csv(res)
if query['output_format'] == 'csv':
file = open('%s_%s_%s.csv' % (query['output_filename'], time.strftime("%Y%m%d%H%M%S"), page + 1 ), 'w+')
file.write(res.decode("utf-8"))
elif query['output_format'] == 'json':
file = open('%s_%s_%s.json' % (query['output_filename'], time.strftime("%Y%m%d%H%M%S"), page + 1), 'w+')
file.write(json.dumps(csv_list, indent=4, sort_keys=True))
if doql_limit != query['offset'] or len(csv_list) != query['offset'] or (doql_offset + doql_limit) == query['limit'] :
break
page += 1
else:
if query['limit']:
doql_query = query['query'] + ' LIMIT %s ' % query['limit']
else:
doql_query = query['query']
res = _post(
'https://%s/services/data/v1.0/query/' % config['host'], doql_query, {
'username': config['username'],
'password': config['password']
}
)
csv_list, field_order = get_list_from_csv(res)
if query['output_format'] == 'csv':
file = open('%s_%s.csv' % (query['output_filename'], time.strftime("%Y%m%d%H%M%S")), 'w+')
file.write(res)
elif query['output_format'] == 'json':
csv_list, field_order = get_list_from_csv(res)
file = open('%s_%s.json' % (query['output_filename'], time.strftime("%Y%m%d%H%M%S")), 'w+')
file.write(json.dumps(csv_list, indent=4, sort_keys=True))
file.close()
elif query['output_format'] == 'database':
if query['offset']:
page = 0
_next = True
while _next:
doql_offset = page * query['offset']
doql_limit = query['offset']
if query['limit'] and query['limit'] > query['offset']:
if (doql_offset + query['offset']) > query['limit']:
doql_limit = query['limit'] - doql_offset
else:
if query['limit']:
doql_limit = query['limit']
doql_query = query['query'] + ' LIMIT %s OFFSET %s' % (doql_limit, doql_offset)
res = _post(
'https://%s/services/data/v1.0/query/' % config['host'], doql_query, {
'username': config['username'],
'password': config['password']
}
)
csv_list, field_order = get_list_from_csv(res)
cnxn = pyodbc.connect(query['connection_string'], autocommit=True)
conn = cnxn.cursor()
for record in csv_list:
# some special cases for strange DOQL responses ( that may break database such as MySQL )
query_str = "INSERT INTO %s (%s) VALUES (%s)" % (query['table'], ','.join(field_order), ','.join([str("'%s'" % record[x][:-1].replace("'", "\\'")) if record[x].endswith('\\') else str("'%s'" % record[x].replace("'", "\\'")) for x in record]))
conn.execute(query_str)
print("Added %s records" % len(csv_list))
if doql_limit != query['offset'] or len(csv_list) != query['offset'] or (doql_offset + doql_limit) == query['limit'] :
conn.close()
break
page += 1
else:
if query['limit']:
doql_query = query['query'] + ' LIMIT %s ' % query['limit']
else:
doql_query = query['query']
res = _post(
'https://%s/services/data/v1.0/query/' % config['host'], doql_query, {
'username': config['username'],
'password': config['password']
}
)
csv_list, field_order = get_list_from_csv(res)
cnxn = pyodbc.connect(query['connection_string'], autocommit=True)
conn = cnxn.cursor()
for record in csv_list:
# some special cases for strange DOQL responses ( that may break database such as MySQL )
query_str = "INSERT INTO %s (%s) VALUES (%s)" % (query['table'], ','.join(field_order), ','.join([str("'%s'" % record[x][:-1].replace("'", "\\'")) if record[x].endswith('\\') else str("'%s'" % record[x].replace("'", "\\'")) for x in record]))
conn.execute(query_str)
print("Added %s records" % len(csv_list))
conn.close()
def main():
try:
with open('settings.json') as data_file:
config = json.load(data_file)
except IOError:
print('File "settings.json" doesn\'t exists.')
sys.exit()
try:
with open(sys.argv[1]) as data_file:
query = json.loads(data_file.read().replace('\n', '').replace(" ", ' '))
except IOError:
print('File "%s" doesn\'t exists.' % sys.argv[1])
sys.exit()
doql_call(config, query)
if __name__ == "__main__":
if len(sys.argv) < 2:
print('Please use "python starter.py query.json".')
sys.exit()
main()
print('Done!')
sys.exit()