Classifier/elastic_helper.py
2025-07-13 17:32:37 +03:30

678 lines
24 KiB
Python

import zipfile
import sys
import os
import json
from time import sleep
from elasticsearch import Elasticsearch,helpers
class ElasticHelper():
counter = 0
total = 0
id = ""
path_mappings = os.getcwd() + '/repo/_other/'
def __init__(self, es_url="http://127.0.0.1:6900", es_pass="", es_user="elastic", path_mappings = ""):
if path_mappings :
self.path_mappings = path_mappings
if es_pass == '' :
self.es = Elasticsearch(es_url)
else:
self.es = Elasticsearch(
es_url,
http_auth=(es_user, es_pass),
)
# print(es_url)
# print(self.es)
self.success_connect = False
for a in range(0,10):
try :
if not self.es.ping():
print('elastic not ping, sleep 30 s : ', a)
sleep(5)
continue
else:
self.success_connect = True
break
except Exception as e:
break
if not self.success_connect :
print('******','not access to elastic service')
return
self.counter = 0
self.total = 0
self.id = ""
def get_doctument(self, index_name, id):
res = self.es.get(index=index_name, id=id)
return res
def exist_doctument(self, index_name, id):
res = self.es.exists(index=index_name, id=id)
return res
def update_index_doc(self, is_update_state, index_name_o, eid, data):
if is_update_state:
resp = self.es.update(index=index_name_o, id=eid, doc=data)
# resp = self.es.update(index=index_name_o, id=eid, body={'doc':data})
else:
resp = self.es.index(index=index_name_o, id=eid, document=data)
return resp
def exportToJsonForAI(self, path_back, index_name, out_name= '', body={}, fields=[]) :
print('*' * 50, ' start backup -->', index_name)
self.counter = 0
sid = None
out = out_name
if out_name == '' :
out = index_name
fout = open( path_back + "/"+ out + '.json', 'a+' , encoding='utf-8')
s_res = self.es.search(
index=index_name,
scroll='5m',
size=1000,
body=body
)
self.total = s_res["hits"]["total"]['value']
print('start index = %s' % index_name)
print('total = %d' % self.total)
sid = s_res['_scroll_id']
scroll_size = len(s_res['hits']['hits'])
file_count = 1
out_json = []
while scroll_size > 0:
"Scrolling..."
self.counter += scroll_size
print("progress -> %.2f %%" % ((self.counter / self.total)*100))
#############################
for item in s_res['hits']['hits']:
if fields :
item2={}
item2['id']=item['_id']
for kf in fields :
#print(kf)
if kf in item['_source'] :
# print(item['_source'][kf])
item2[kf] = item['_source'][kf]
#exit()
else :
item2=item
out_json.append(item2)
s_res = self.es.scroll(scroll_id=sid, scroll='2m', request_timeout=100000)
sid = s_res['_scroll_id']
scroll_size = len(s_res['hits']['hits'])
sid = None
text = json.dumps(out_json, ensure_ascii=False)
fout.write(text)
##############################
def backupIndexToZipfile(self, path_back, index_name, out_name= '', body={}, byzip = True, fields=[], noFields=[]) :
print('*' * 50, ' start backup -->', index_name)
self.counter = 0
sid = None
out = out_name
if out_name == '' :
out = index_name
if body == {} :
s_res = self.es.search(
index=index_name,
scroll='5m',
size=1000
)
else:
s_res = self.es.search(
index=index_name,
scroll='5m',
size=1000,
body=body
)
self.total = s_res["hits"]["total"]['value']
if self.total == 0 :
print('total index_name by query = %d' % self.total)
return False
if byzip:
fout = zipfile.ZipFile(path_back + "/"+ out + '.zip', 'w')
else:
fout = open( path_back + "/"+ out + '.json', 'a+' , encoding='utf-8')
print('start index = %s' % index_name)
print('total = %d' % self.total)
sid = s_res['_scroll_id']
scroll_size = len(s_res['hits']['hits'])
file_count = 1
while scroll_size > 0:
"Scrolling..."
self.counter += scroll_size
print("progress -> %.2f %%" % ((self.counter / self.total)*100))
#############################
out_json = []
for item in s_res['hits']['hits']:
if fields :
item2={}
item2['id']=item['_id']
item2['_source']={}
for kf in fields :
if kf in item['_source'] :
item2['_source'][kf] = item['_source'][kf]
else :
item2=item
if noFields :
for kf in noFields :
if kf in item2['_source']:
del item2['_source'][kf]
out_json.append(item2)
text = json.dumps(out_json, ensure_ascii=False)
out_json = []
if byzip:
filename = out + str(file_count) + '.json'
file_count +=1
fout.writestr(filename, text.encode('utf-8'), zipfile.ZIP_DEFLATED )
else:
fout.write(text)
##############################
s_res = self.es.scroll(scroll_id=sid, scroll='2m', request_timeout=100000)
sid = s_res['_scroll_id']
scroll_size = len(s_res['hits']['hits'])
sid = None
fout.close()
def restorFileToElastic(self, path_back, index_name, app_key = '', queryDelete = True, map_name='') :
if not os.path.exists(path_back) :
print(' **** error *** path not exist: ', path_back)
return False
file_path = path_back + '/' + index_name + '.zip'
if not os.path.exists(file_path ) :
return False
if queryDelete :
# اگر وجود داشته باشد، از کاربر برای حذفش سوال میکند
if self.deleteIndex(index_name) :
self.createIndex(index_name, app_key, map_name)
self.zipFileToElastic(file_path, index_name)
else : # اگر وجود داشته باشد پرش می کند و کاری نمیکند
self.createIndex(index_name, app_key, map_name)
self.zipFileToElastic(file_path, index_name)
def restorFileToElastic2(self, path_file, index_name, app_key = '', queryDelete = True, map_name='') :
if not os.path.exists(path_file) :
print(' **** error *** path not exist: ', path_file)
return False
file_path = path_file
if not os.path.exists(file_path ) :
return False
if queryDelete :
# اگر وجود داشته باشد، از کاربر برای حذفش سوال میکند
if self.deleteIndex(index_name) :
self.createIndex(index_name, app_key, map_name)
self.zipFileToElastic(file_path, index_name)
else : # اگر وجود داشته باشد پرش می کند و کاری نمیکند
self.createIndex(index_name, app_key, map_name)
self.zipFileToElastic(file_path, index_name)
def renameElasticIndex(self, index_name_i, index_name_o, app_key = '', map_name='') :
if self.createIndex(index_name_o, app_key, map_name) :
res = self.es.reindex(
body={
"source": {"index": index_name_i},
"dest": {"index": index_name_o}
},
wait_for_completion=False)
print(type(res))
print(res)
taskid = res["task"] if res["task"] else ""
#tasks = client.TasksClient(self.es)
tasks = self.es.tasks
while True :
res = tasks.get(task_id = taskid)
if res["completed"] :
break
# print( res["task"])
print( '----', index_name_o, ' imported : ', res["task"]["status"]["total"] , ' / ', res["task"]["status"]["created"])
sleep(1)
print( '----', index_name_o, ' complated')
def deleteIndex(self, index_name) :
if not self.es.indices.exists(index=index_name) :
print(' ' * 10, " for delete NOT exist index :", index_name )
return True
question = 'Is DELETE elastic index (' + index_name +') ? '
if self.query_yes_no(question) :
self.es.indices.delete(index = index_name)
print('%' * 10 , " Finish DELETE index :", index_name )
return True
else :
return False
def query_yes_no(self, question, default="no"):
valid = { "yes": True, "y": True, "ye": True, "no": False, "n": False }
if default is None:
prompt = " [y/n] "
elif default == "yes":
prompt = " [Y/n] "
elif default == "no":
prompt = " [y/N] "
else:
raise ValueError("invalid default answer: '%s'" % default)
while True:
print('%'*10, ' quistion ', '%'*10 , '\n')
sys.stdout.write(question + prompt)
choice = input().lower()
if default is not None and choice == "":
return valid[default]
elif choice in valid:
return valid[choice]
else:
sys.stdout.write("لطفا یکی از موارد روبرو را وارد کنید : 'yes' or 'no' " "(or 'y' or 'n').\n")
def createIndexIfNotExist(self, index_name_o, mapping_o=""):
try:
if not self.es.indices.exists(index=index_name_o):
response = self.es.indices.create(index=index_name_o, body=mapping_o)
# print out the response:
print("create index response:", response)
except:
print("....... index exist ! ... not created")
def createIndex(self, index_name, app_key='', map_name=''):
path_base = self.path_mappings
path_mapping1 = path_base + 'general/'
if app_key == '' :
app_key = 'tavasi'
path_mapping2 = path_base + app_key + '/'
if map_name == '':
map_name = index_name
if self.es.indices.exists(index=index_name) :
print("============== exist index :", index_name )
return True
if map_name == 'mj_rg_section' or map_name == 'semantic_search' :
map_name = 'mj_qa_section'
elif map_name[-3]=='_ai':
map_name=[0-len(map_name)-3]
print(map_name)
mapping_file_path = path_mapping1 + map_name + '.json'
print("mapping_file_path : " , mapping_file_path)
if not os.path.isfile(mapping_file_path):
if not os.path.isfile(mapping_file_path):
mapping_file_path = path_mapping2 + map_name + '.json'
print("mapping_file_path : " , mapping_file_path)
# Create Index With Mapping
if os.path.isfile(mapping_file_path):
mapping_file = open( mapping_file_path,'r', encoding='utf-8' )
mapping_file_read = mapping_file.read()
mapping_data = json.loads(mapping_file_read)
mapping_file.close()
if self.es.indices.exists(index=index_name) :
print("============== exist index :", index_name )
else :
self.es.indices.create(index = index_name , body = mapping_data)
return True
else:
print('*** error not find maping file elastic : *******', mapping_file_path)
return False
def updateBulkList(self, listData, index_name):
chunk_size=1000
raise_on_error=False
raise_on_exception=False
stats_only=True
yield_ok = False
actions=[]
for item in listData:
actions.append({
"_op_type": "update",
"_index": index_name,
"_id" : item['_id'],
"doc": item['_source']
}
)
helpers.bulk(self.es, actions, chunk_size, raise_on_error, raise_on_exception, stats_only, yield_ok )
def importBulkList(self, listData, index_name):
chunk_size=100000
raise_on_error=False
raise_on_exception=False
stats_only=True
yield_ok = False
for item in listData:
actions = [{
"_op_type": "index",
"_index": index_name,
"_id" : item['_id'],
"_source": item['_source']
}
]
helpers.bulk(self.es, actions, chunk_size, raise_on_error, raise_on_exception, stats_only, yield_ok )
def importJsonDataToElastic(self, jsonData, index_name, fields=[]):
chunk_size=1000
raise_on_error=False
raise_on_exception=False
stats_only=True
yield_ok = False
actions=[]
for item in jsonData:
id = item['_id'] if item['_id'] else item['id']
source = item['_source']
if fields :
source = {}
for col in fields :
if col in item['_source'] :
source[col] = item['_source']
actions.append({
"_op_type": "index",
"_index": index_name,
"_id" : id,
"_source": source
})
helpers.bulk(self.es, actions, chunk_size, raise_on_error, raise_on_exception, stats_only, yield_ok )
def fileToElastic(self, file_path, index_name, limit_pack = -1, fields=[]):
if not os.path.exists(file_path):
print("file zip:" , file_path , " not exist")
return
print("index:" , index_name , '=>' , file_path )
self.counter = 0
with open(file_path) as file:
data = json.loads(file.read())
self.importJsonDataToElastic(data, index_name, fields)
self.es.indices.refresh(index=index_name)
print(self.es.cat.count(index=index_name, format="json"))
def zipFileToElastic(self, file_path, index_name, limit_pack = -1, fields=[]):
if not os.path.exists(file_path):
print("file zip:" , file_path , " not exist for imort to elastic : ", index_name )
return
fileNo = 0
with zipfile.ZipFile(file_path, 'r') as zObject:
fileNo +=1
print("="*10, " zip fileNo: " , fileNo ," - ( ", index_name," ) | File Numbers:" ,len(zObject.namelist()) , "=" * 10)
packNo = 0
self.counter = 0
for filename in zObject.namelist():
packNo += 1
if limit_pack != -1 :
if packNo > limit_pack :
print('limit_data ', index_name, ' ', limit_pack)
break
print("index:" , index_name , '=>' , filename )
with zObject.open(filename) as file:
data = json.loads(file.read())
self.importJsonDataToElastic(data, index_name, fields)
self.es.indices.refresh(index=index_name)
print(self.es.cat.count(index=index_name, format="json"))
print(" END Of Import to elastic ", index_name ,"\n")
def iterateJsonFile(self, file_path, isZip=True, limit_pack = -1):
if not os.path.exists(file_path):
print("file zip:" , file_path , " not exist iterateJsonFile " )
return
if isZip :
fileNo = 0
with zipfile.ZipFile(file_path, 'r') as zObject:
fileNo +=1
print("="*10, " zip fileNo: " , fileNo ," iterateJsonFile - | File Numbers:" ,len(zObject.namelist()) , "=" * 10)
packNo = 0
self.counter = 0
for filename in zObject.namelist():
packNo += 1
if limit_pack != -1 :
if packNo > limit_pack :
print('limit_data iterateJsonFile ', limit_pack)
break
print("index iterateJsonFile :", '=>' , filename )
with zObject.open(filename) as file:
data = json.loads(file.read())
# Yield each entry
# yield data
yield from ({"source": hit["_source"], "id": hit["_id"]} for hit in data)
else :
with open(filename, 'r', encoding='utf-8') as file:
data = json.loads(file.read())
# Yield each entry
# yield from (hit for hit in data)
#return data
yield from ({"source": hit["_source"], "id": hit["_id"]} for hit in data)
def es_iterate_all_documents(self, index, body="", pagesize=250, scroll_timeout="25m", **kwargs):
"""
Helper to iterate ALL values from a single index
Yields all the documents.
"""
is_first = True
while True:
# Scroll next
if is_first: # Initialize scroll
# result = self.es.search(index=index, scroll="2m", **kwargs, body={
# "size": pagesize
# })
if body :
result = self.es.search(
index=index,
scroll=scroll_timeout,
**kwargs,
size=pagesize,
body=body
)
else :
result = self.es.search(
index=index,
scroll=scroll_timeout,
**kwargs,
size=pagesize
)
self.total = result["hits"]["total"]["value"]
if self.total > 0:
print("total = %d" % self.total)
is_first = False
else:
# result = es.scroll(body={
# "scroll_id": scroll_id,
# "scroll": scroll_timeout
# })
result = self.es.scroll(scroll_id=scroll_id, scroll=scroll_timeout)
scroll_id = result["_scroll_id"]
hits = result["hits"]["hits"]
self.counter += len(hits)
if self.total > 0 :
print("progress -> %.2f %%" % ((self.counter / self.total) * 100))
# Stop after no more docs
if not hits:
break
# Yield each entry
yield from ({"source": hit["_source"], "id": hit["_id"]} for hit in hits)
def moveCustomFileds(self, index_name_i, index_name_o, fields=[], renameFileds={}):
try:
body = {}
list = []
try:
list = self.es_iterate_all_documents(index_name_i)
except Exception as e:
print(e)
count = 0
for mentry in list:
count += 1
entry = mentry["source"]
id = mentry["id"]
# print(id)
eid = id
if (count % 100) == 0 :
print("%s -> %.2f " % (id , (count / self.total) if self.total > 0 else 0))
data_filled = False
data = {}
for col in fields:
if '.' in col :
cols = col.split('.')
subsource = entry
for sub in cols :
dCol = subsource.get(sub, None)
if dCol :
subsource = dCol
else :
break
else :
dCol = entry.get(col, None)
if dCol is None:
continue
if col in renameFileds :
data[renameFileds[col]] = dCol
else:
data[col] = dCol
data_filled = True
if not data_filled :
continue
try:
resp = self.update_index_doc(True, index_name_o, eid, data)
except Exception as e:
print(e)
# save_error(id, e)
except Exception as e:
# print("1111")
print(e)
# save_error(id, e)
def mappingIndex(self, index_name_i):
# فقط از طریق کیبانا میشه تغییر مپ داد
# با پایتون نمیشه
# باید ایندکس جدیدی با مپ مطلوب ایجاد کرد و رایندکس کرد
pass
def updateByQueryIndex(self, index_name_i, body):
## sample
# body = {
# "script": {
# "inline": "ctx._source.Device='Test'",
# "lang": "painless"
# },
# "query": {
# "match": {
# "Device": "Boiler"
# }
# }
# }
try:
self.es.update_by_query(body=body, index=index_name_i)
except Exception as e:
print(e)
# save_error(id, e)
def deleteByQueryIndex(self, index_name_i, body):
## sample
# body = {
# "query": {
# "match": {
# "Device": "Boiler"
# }
# }
# }
try:
self.es.delete_by_query(index=index_name_i, body=body )
except Exception as e:
print(e)
# save_error(id, e)
def delete_by_ids(self, index_name_i, ids):
try:
# ids = ['test1', 'test2', 'test3']
query = {"query": {"terms": {"_id": ids}}}
res = self.es.delete_by_query(index=index_name_i, body=query)
print(res)
except Exception as e:
print(e)
# save_error(id, e)