1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
# coding=utf-8
from __future__ import unicode_literals, print_function, absolute_import
import time
import datetime
import logging
import traceback
import django.db.models
from django.conf import settings
from libs.es import ESPerform
import elasticsearch
import elasticsearch.helpers
import sys
from trans2es.models import topic,user,pick_celebrity,group,celebrity
from trans2es.utils.user_transfer import UserTransfer
from trans2es.utils.pick_celebrity_transfer import PickCelebrityTransfer
from trans2es.utils.group_transfer import GroupTransfer
from trans2es.utils.topic_transfer import TopicTransfer
from trans2es.utils.celebrity_transfer import CelebrityTransfer
from libs.es import ESPerform
__es = None
def get_elasticsearch_instance():
global __es
if __es is None:
__es = ESPerform.get_cli()
return __es
def get_es_list_by_type(es_type):
return [get_elasticsearch_instance()]
class TypeInfo(object):
def __init__(
self,
name,
type,
model,
query_deferred,
get_data_func,
bulk_insert_chunk_size,
round_insert_chunk_size,
round_insert_period,
batch_get_data_func=None, # receive a list of pks, not instance
logic_database_id=None,
):
self.name = name
self.type = type
self.model = model
self.query_deferred = query_deferred
self.get_data_func = get_data_func
self.batch_get_data_func = batch_get_data_func
self.pk_blacklist = ()
self.bulk_insert_chunk_size = bulk_insert_chunk_size
self.round_insert_chunk_size = round_insert_chunk_size
self.round_insert_period = round_insert_period
self.logic_database_id = logic_database_id
@property
def query(self):
return self.query_deferred()
@property
def queryset(self):
return django.db.models.QuerySet(model=self.model, query=self.query)
@property
def pk_blacklist(self):
return self.__pk_blacklist
@pk_blacklist.setter
def pk_blacklist(self, value):
self.__pk_blacklist = frozenset(value)
def bulk_get_data(self, instance_iterable):
data_list = []
if self.batch_get_data_func:
_pk_list = [getattr(instance, 'pk', None) for instance in instance_iterable]
not_found_pk_list = []
blacklisted_pk_list = []
pk_list = []
for pk in _pk_list:
if pk is None:
not_found_pk_list.append(pk)
elif pk in self.__pk_blacklist:
blacklisted_pk_list.append(pk)
else:
pk_list.append(pk)
if not_found_pk_list:
logging.exception('those pks not found for name={}, doc_type={}, pk_list={}'.format(
self.name,
self.type,
str(not_found_pk_list),
))
if blacklisted_pk_list:
logging.info('those pks are in blacklist for name={}, doc_type={}, pk_list={}'.format(
self.name,
self.type,
str(blacklisted_pk_list),
))
try:
data_list = self.batch_get_data_func(pk_list)
except Exception:
traceback.print_exc()
logging.exception('bulk_get_data for name={}, doc_type={}, pk_list={}'.format(
self.name,
self.type,
str(pk_list),
))
else:
for instance in instance_iterable:
pk = getattr(instance, 'pk', None)
try:
if pk is None:
raise Exception('pk not found')
if pk in self.__pk_blacklist:
logging.info('bulk_get_data for name={}, doc_type={}, pk={}: ignore blacklisted pk'.format(
self.name,
self.type,
pk,
))
continue
data = self.get_data_func(instance)
except Exception:
traceback.print_exc()
logging.exception('bulk_get_data for name={}, doc_type={}, pk={}'.format(
self.name,
self.type,
pk,
))
else:
data_list.append(data)
return data_list
def elasticsearch_bulk_insert_data(self, sub_index_name, data_list, es=None):
if es is None:
es = get_es_list_by_type(self.type)
if not isinstance(es, (list, tuple,)):
es = [es]
index = ESPerform.get_official_index_name(sub_index_name=sub_index_name,index_flag="write")
bulk_actions = []
for data in data_list:
bulk_actions.append({
'_op_type': 'index',
'_index': index,
'_type': self.type,
'_id': data['id'],
'_source': data,
})
es_result = None
if bulk_actions:
for t in es:
try:
es_result = elasticsearch.helpers.bulk(client=t, actions=bulk_actions)
except Exception as e:
traceback.print_exc()
es_result = 'error'
return es_result
def elasticsearch_bulk_insert(self, sub_index_name, instance_iterable, es=None):
data_list = self.bulk_get_data(instance_iterable)
return self.elasticsearch_bulk_insert_data(
sub_index_name=sub_index_name,
data_list=data_list,
es=es,
)
def insert_table_by_pk_list(self, sub_index_name, pk_list, es=None, use_batch_query_set=False):
if use_batch_query_set:
qs = self.queryset
else:
qs = self.model.objects.all()
instance_list = qs.filter(pk__in=pk_list)
data_list = self.bulk_get_data(instance_list)
self.elasticsearch_bulk_insert_data(
sub_index_name=sub_index_name,
data_list=data_list,
es=es,
)
def insert_table_chunk(self, sub_index_name, table_chunk, es=None):
start_clock = time.clock()
start_time = time.time()
instance_list = list(table_chunk)
stage_1_time = time.time()
data_list = self.bulk_get_data(instance_list)
stage_2_time = time.time()
es_result = ESPerform.es_helpers_bulk(
es_cli=es,
data_list=data_list,
sub_index_name=sub_index_name,
auto_create_index=True
)
stage_3_time = time.time()
end_clock = time.clock()
return ('{datetime} {index_prefix} {type_name:10s} {pk_start:>15s} {pk_stop:>15s} {count:5d} '
'{stage_1_duration:6.3f} {stage_2_duration:6.3f} {stage_3_duration:6.3f} {clock_duration:6.3f} '
'{response}').format(
datetime=datetime.datetime.now().strftime('%Y-%m-%dT%H:%M:%S.%f'),
index_prefix=sub_index_name,
type_name=self.name,
pk_start=repr(table_chunk.get_pk_start()),
pk_stop=repr(table_chunk.get_pk_stop()),
count=len(instance_list),
stage_1_duration=stage_1_time - start_time,
stage_2_duration=stage_2_time - stage_1_time,
stage_3_duration=stage_3_time - stage_2_time,
clock_duration=end_clock - start_clock,
response=es_result,
)
_get_type_info_map_result = None
def get_type_info_map():
global _get_type_info_map_result
if _get_type_info_map_result:
return _get_type_info_map_result
type_info_list = [
TypeInfo(
name='topic', # 日记
type='topic',
model=topic.Topic,
query_deferred=lambda: topic.Topic.objects.all().query,
get_data_func=TopicTransfer.get_topic_data,
bulk_insert_chunk_size=100,
round_insert_chunk_size=5,
round_insert_period=2,
),
TypeInfo(
name = "user", #用户
type="user",
model=user.User,
#query_deferred=lambda:user.User.objects.all().query,
#query_deferred=lambda: user.User.objects.prefetch_related('myuserfollow').query,
query_deferred=lambda: user.User.objects.all().query,
get_data_func=UserTransfer.get_user_data,
bulk_insert_chunk_size=100,
round_insert_chunk_size=5,
round_insert_period=2,
),
TypeInfo(
name="pick_celebrity", # 打榜明星
type="pick_celebrity",
model=pick_celebrity.PickCelebrity,
# query_deferred=lambda:user.User.objects.all().query,
query_deferred=lambda: pick_celebrity.PickCelebrity.objects.all().query,
get_data_func=PickCelebrityTransfer.get_pick_celebrity_data,
bulk_insert_chunk_size=100,
round_insert_chunk_size=5,
round_insert_period=2,
),
TypeInfo(
name="celebrity", # 明星
type="celebrity",
model=celebrity.Celebrity,
# query_deferred=lambda:user.User.objects.all().query,
query_deferred=lambda: celebrity.Celebrity.objects.all().query,
get_data_func=CelebrityTransfer.get_celebrity_data,
bulk_insert_chunk_size=100,
round_insert_chunk_size=5,
round_insert_period=2,
),
TypeInfo(
name="group", # 小组
type="group",
model=group.Group,
# query_deferred=lambda:user.User.objects.all().query,
query_deferred=lambda: group.Group.objects.all().query,
get_data_func=GroupTransfer.get_group_data,
bulk_insert_chunk_size=100,
round_insert_chunk_size=5,
round_insert_period=2,
)
]
type_info_map = {
type_info.name: type_info
for type_info in type_info_list
}
_get_type_info_map_result = type_info_map
return type_info_map