1
|
|
|
import falcon |
2
|
|
|
import json |
3
|
|
|
import mysql.connector |
4
|
|
|
import config |
5
|
|
|
import uuid |
6
|
|
|
|
7
|
|
|
|
8
|
|
|
class RuleCollection: |
9
|
|
|
@staticmethod |
10
|
|
|
def __init__(): |
11
|
|
|
pass |
12
|
|
|
|
13
|
|
|
@staticmethod |
14
|
|
|
def on_options(req, resp): |
15
|
|
|
resp.status = falcon.HTTP_200 |
16
|
|
|
|
17
|
|
|
@staticmethod |
18
|
|
|
def on_get(req, resp): |
19
|
|
|
cnx = mysql.connector.connect(**config.myems_fdd_db) |
20
|
|
|
cursor = cnx.cursor(dictionary=True) |
21
|
|
|
|
22
|
|
|
query = (" SELECT id, name, uuid, " |
23
|
|
|
" fdd_code, category, priority, " |
24
|
|
|
" channel, expression, message_template, " |
25
|
|
|
" is_enabled " |
26
|
|
|
" FROM tbl_rules " |
27
|
|
|
" ORDER BY id ") |
28
|
|
|
cursor.execute(query) |
29
|
|
|
rows = cursor.fetchall() |
30
|
|
|
cursor.close() |
31
|
|
|
cnx.disconnect() |
32
|
|
|
|
33
|
|
|
result = list() |
34
|
|
|
if rows is not None and len(rows) > 0: |
35
|
|
|
for row in rows: |
36
|
|
|
meta_result = {"id": row['id'], "name": row['name'], "uuid": row['uuid'], |
37
|
|
|
"fdd_code": row['fdd_code'], "category": row['category'], "priority": row['priority'], |
38
|
|
|
"channel": row['channel'], "expression": row['expression'], |
39
|
|
|
"message_template": row['message_template'].replace("<br>", ""), |
40
|
|
|
"is_enabled": bool(row['is_enabled'])} |
41
|
|
|
result.append(meta_result) |
42
|
|
|
|
43
|
|
|
resp.body = json.dumps(result) |
44
|
|
|
|
45
|
|
|
@staticmethod |
46
|
|
|
def on_post(req, resp): |
47
|
|
|
"""Handles POST requests""" |
48
|
|
|
try: |
49
|
|
|
raw_json = req.stream.read().decode('utf-8') |
50
|
|
|
except Exception as ex: |
51
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.EXCEPTION', description=ex) |
52
|
|
|
|
53
|
|
|
new_values = json.loads(raw_json) |
54
|
|
|
if 'name' not in new_values['data'].keys() or \ |
55
|
|
|
not isinstance(new_values['data']['name'], str) or \ |
56
|
|
|
len(str.strip(new_values['data']['name'])) == 0: |
57
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST', |
58
|
|
|
description='API.INVALID_RULE_NAME') |
59
|
|
|
name = str.strip(new_values['data']['name']) |
60
|
|
|
|
61
|
|
|
if 'fdd_code' not in new_values['data'].keys() or \ |
62
|
|
|
not isinstance(new_values['data']['fdd_code'], str) or \ |
63
|
|
|
len(str.strip(new_values['data']['fdd_code'])) == 0: |
64
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, |
65
|
|
|
title='API.BAD_REQUEST', |
66
|
|
|
description='API.INVALID_FDD_CODE') |
67
|
|
|
fdd_code = str.strip(new_values['data']['fdd_code']) |
68
|
|
|
|
69
|
|
|
if 'category' not in new_values['data'].keys() or \ |
70
|
|
|
not isinstance(new_values['data']['category'], str) or \ |
71
|
|
|
len(str.strip(new_values['data']['category'])) == 0 or \ |
72
|
|
|
str.strip(new_values['data']['category']) not in \ |
73
|
|
|
('SYSTEM', 'SPACE', 'METER', 'TENANT', 'STORE', 'SHOPFLOOR', 'EQUIPMENT', 'COMBINEDEQUIPMENT'): |
74
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, |
75
|
|
|
title='API.BAD_REQUEST', |
76
|
|
|
description='API.INVALID_CATEGORY') |
77
|
|
|
category = str.strip(new_values['data']['category']) |
78
|
|
|
|
79
|
|
|
if 'priority' not in new_values['data'].keys() or \ |
80
|
|
|
not isinstance(new_values['data']['priority'], str) or \ |
81
|
|
|
len(str.strip(new_values['data']['priority'])) == 0 or \ |
82
|
|
|
str.strip(new_values['data']['priority']) not in \ |
83
|
|
|
('CRITICAL', 'HIGH', 'MEDIUM', 'LOW'): |
84
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, |
85
|
|
|
title='API.BAD_REQUEST', |
86
|
|
|
description='API.INVALID_PRIORITY') |
87
|
|
|
priority = str.strip(new_values['data']['priority']) |
88
|
|
|
|
89
|
|
|
if 'channel' not in new_values['data'].keys() or \ |
90
|
|
|
not isinstance(new_values['data']['channel'], str) or \ |
91
|
|
|
len(str.strip(new_values['data']['channel'])) == 0 or \ |
92
|
|
|
str.strip(new_values['data']['channel']) not in ('WEB', 'EMAIL', 'SMS', 'WECHAT', 'CALL'): |
93
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, |
94
|
|
|
title='API.BAD_REQUEST', |
95
|
|
|
description='API.INVALID_CHANNEL') |
96
|
|
|
channel = str.strip(new_values['data']['channel']) |
97
|
|
|
|
98
|
|
|
if 'expression' not in new_values['data'].keys() or \ |
99
|
|
|
not isinstance(new_values['data']['expression'], str) or \ |
100
|
|
|
len(str.strip(new_values['data']['expression'])) == 0: |
101
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, |
102
|
|
|
title='API.BAD_REQUEST', |
103
|
|
|
description='API.INVALID_EXPRESSION') |
104
|
|
|
expression = str.strip(new_values['data']['expression']) |
105
|
|
|
|
106
|
|
|
if 'message_template' not in new_values['data'].keys() or \ |
107
|
|
|
not isinstance(new_values['data']['message_template'], str) or \ |
108
|
|
|
len(str.strip(new_values['data']['message_template'])) == 0: |
109
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, |
110
|
|
|
title='API.BAD_REQUEST', |
111
|
|
|
description='API.INVALID_MESSAGE_TEMPLATE') |
112
|
|
|
message_template = str.strip(new_values['data']['message_template']) |
113
|
|
|
|
114
|
|
|
if 'is_enabled' not in new_values['data'].keys() or \ |
115
|
|
|
not isinstance(new_values['data']['is_enabled'], bool): |
116
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST', |
117
|
|
|
description='API.INVALID_IS_ENABLED') |
118
|
|
|
is_enabled = new_values['data']['is_enabled'] |
119
|
|
|
|
120
|
|
|
cnx = mysql.connector.connect(**config.myems_fdd_db) |
121
|
|
|
cursor = cnx.cursor() |
122
|
|
|
|
123
|
|
|
cursor.execute(" SELECT name " |
124
|
|
|
" FROM tbl_rules " |
125
|
|
|
" WHERE name = %s ", (name,)) |
126
|
|
|
if cursor.fetchone() is not None: |
127
|
|
|
cursor.close() |
128
|
|
|
cnx.disconnect() |
129
|
|
|
raise falcon.HTTPError(falcon.HTTP_404, title='API.BAD_REQUEST', |
130
|
|
|
description='API.RULE_NAME_IS_ALREADY_IN_USE') |
131
|
|
|
|
132
|
|
|
add_row = (" INSERT INTO tbl_rules " |
133
|
|
|
" (name, uuid, fdd_code, category, priority, " |
134
|
|
|
" channel, expression, message_template, is_enabled) " |
135
|
|
|
" VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s) ") |
136
|
|
|
cursor.execute(add_row, (name, |
137
|
|
|
str(uuid.uuid4()), |
138
|
|
|
fdd_code, |
139
|
|
|
category, |
140
|
|
|
priority, |
141
|
|
|
channel, |
142
|
|
|
expression, |
143
|
|
|
message_template, |
144
|
|
|
is_enabled)) |
145
|
|
|
new_id = cursor.lastrowid |
146
|
|
|
cnx.commit() |
147
|
|
|
cursor.close() |
148
|
|
|
cnx.disconnect() |
149
|
|
|
|
150
|
|
|
resp.status = falcon.HTTP_201 |
151
|
|
|
resp.location = '/rules/' + str(new_id) |
152
|
|
|
|
153
|
|
|
|
154
|
|
|
class RuleItem: |
155
|
|
|
@staticmethod |
156
|
|
|
def __init__(): |
157
|
|
|
pass |
158
|
|
|
|
159
|
|
|
@staticmethod |
160
|
|
|
def on_options(req, resp, id_): |
161
|
|
|
resp.status = falcon.HTTP_200 |
162
|
|
|
|
163
|
|
|
@staticmethod |
164
|
|
|
def on_get(req, resp, id_): |
165
|
|
|
if not id_.isdigit() or int(id_) <= 0: |
166
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST', |
167
|
|
|
description='API.INVALID_RULE_ID') |
168
|
|
|
|
169
|
|
|
cnx = mysql.connector.connect(**config.myems_fdd_db) |
170
|
|
|
cursor = cnx.cursor(dictionary=True) |
171
|
|
|
|
172
|
|
|
query = (" SELECT id, name, uuid, " |
173
|
|
|
" fdd_code, category, priority, " |
174
|
|
|
" channel, expression, message_template, is_enabled " |
175
|
|
|
" FROM tbl_rules " |
176
|
|
|
" WHERE id = %s ") |
177
|
|
|
cursor.execute(query, (id_,)) |
178
|
|
|
row = cursor.fetchone() |
179
|
|
|
cursor.close() |
180
|
|
|
cnx.disconnect() |
181
|
|
|
if row is None: |
182
|
|
|
raise falcon.HTTPError(falcon.HTTP_404, title='API.NOT_FOUND', |
183
|
|
|
description='API.RULE_NOT_FOUND') |
184
|
|
|
|
185
|
|
|
result = {"id": row['id'], "name": row['name'], "uuid": row['uuid'], |
186
|
|
|
"fdd_code": row['fdd_code'], "category": row['category'], "priority": row['priority'], |
187
|
|
|
"channel": row['channel'], "expression": row['expression'], |
188
|
|
|
"message_template": row['message_template'].replace("<br>", ""), |
189
|
|
|
"is_enabled": bool(row['is_enabled'])} |
190
|
|
|
resp.body = json.dumps(result) |
191
|
|
|
|
192
|
|
View Code Duplication |
@staticmethod |
|
|
|
|
193
|
|
|
def on_delete(req, resp, id_): |
194
|
|
|
if not id_.isdigit() or int(id_) <= 0: |
195
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST', |
196
|
|
|
description='API.INVALID_RULE_ID') |
197
|
|
|
|
198
|
|
|
cnx = mysql.connector.connect(**config.myems_fdd_db) |
199
|
|
|
cursor = cnx.cursor() |
200
|
|
|
|
201
|
|
|
cursor.execute(" SELECT id " |
202
|
|
|
" FROM tbl_rules " |
203
|
|
|
" WHERE id = %s ", |
204
|
|
|
(id_,)) |
205
|
|
|
if cursor.fetchone() is None: |
206
|
|
|
cursor.close() |
207
|
|
|
cnx.disconnect() |
208
|
|
|
raise falcon.HTTPError(falcon.HTTP_404, title='API.NOT_FOUND', |
209
|
|
|
description='API.RULE_NOT_FOUND') |
210
|
|
|
|
211
|
|
|
cursor.execute(" DELETE FROM tbl_rules WHERE id = %s ", (id_,)) |
212
|
|
|
cnx.commit() |
213
|
|
|
|
214
|
|
|
cursor.close() |
215
|
|
|
cnx.disconnect() |
216
|
|
|
|
217
|
|
|
resp.status = falcon.HTTP_204 |
218
|
|
|
|
219
|
|
|
@staticmethod |
220
|
|
|
def on_put(req, resp, id_): |
221
|
|
|
"""Handles PUT requests""" |
222
|
|
|
try: |
223
|
|
|
raw_json = req.stream.read().decode('utf-8') |
224
|
|
|
except Exception as ex: |
225
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.EXCEPTION', description=ex) |
226
|
|
|
|
227
|
|
|
if not id_.isdigit() or int(id_) <= 0: |
228
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST', |
229
|
|
|
description='API.INVALID_RULE_ID') |
230
|
|
|
|
231
|
|
|
new_values = json.loads(raw_json) |
232
|
|
|
if 'name' not in new_values['data'].keys() or \ |
233
|
|
|
not isinstance(new_values['data']['name'], str) or \ |
234
|
|
|
len(str.strip(new_values['data']['name'])) == 0: |
235
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST', |
236
|
|
|
description='API.INVALID_RULE_NAME') |
237
|
|
|
name = str.strip(new_values['data']['name']) |
238
|
|
|
|
239
|
|
|
if 'fdd_code' not in new_values['data'].keys() or \ |
240
|
|
|
not isinstance(new_values['data']['fdd_code'], str) or \ |
241
|
|
|
len(str.strip(new_values['data']['fdd_code'])) == 0: |
242
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, |
243
|
|
|
title='API.BAD_REQUEST', |
244
|
|
|
description='API.INVALID_FDD_CODE') |
245
|
|
|
fdd_code = str.strip(new_values['data']['fdd_code']) |
246
|
|
|
|
247
|
|
|
if 'category' not in new_values['data'].keys() or \ |
248
|
|
|
not isinstance(new_values['data']['category'], str) or \ |
249
|
|
|
len(str.strip(new_values['data']['category'])) == 0 or \ |
250
|
|
|
str.strip(new_values['data']['category']) not in \ |
251
|
|
|
('SYSTEM', 'SPACE', 'METER', 'TENANT', 'STORE', 'SHOPFLOOR', 'EQUIPMENT', 'COMBINEDEQUIPMENT'): |
252
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, |
253
|
|
|
title='API.BAD_REQUEST', |
254
|
|
|
description='API.INVALID_CATEGORY') |
255
|
|
|
category = str.strip(new_values['data']['category']) |
256
|
|
|
|
257
|
|
|
if 'priority' not in new_values['data'].keys() or \ |
258
|
|
|
not isinstance(new_values['data']['priority'], str) or \ |
259
|
|
|
len(str.strip(new_values['data']['priority'])) == 0 or \ |
260
|
|
|
str.strip(new_values['data']['priority']) not in \ |
261
|
|
|
('CRITICAL', 'HIGH', 'MEDIUM', 'LOW'): |
262
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, |
263
|
|
|
title='API.BAD_REQUEST', |
264
|
|
|
description='API.INVALID_PRIORITY') |
265
|
|
|
priority = str.strip(new_values['data']['priority']) |
266
|
|
|
|
267
|
|
|
if 'channel' not in new_values['data'].keys() or \ |
268
|
|
|
not isinstance(new_values['data']['channel'], str) or \ |
269
|
|
|
len(str.strip(new_values['data']['channel'])) == 0 or \ |
270
|
|
|
str.strip(new_values['data']['channel']) not in ('WEB', 'EMAIL', 'SMS', 'WECHAT', 'CALL'): |
271
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, |
272
|
|
|
title='API.BAD_REQUEST', |
273
|
|
|
description='API.INVALID_CHANNEL') |
274
|
|
|
channel = str.strip(new_values['data']['channel']) |
275
|
|
|
|
276
|
|
|
if 'expression' not in new_values['data'].keys() or \ |
277
|
|
|
not isinstance(new_values['data']['expression'], str) or \ |
278
|
|
|
len(str.strip(new_values['data']['expression'])) == 0: |
279
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, |
280
|
|
|
title='API.BAD_REQUEST', |
281
|
|
|
description='API.INVALID_EXPRESSION') |
282
|
|
|
expression = str.strip(new_values['data']['expression']) |
283
|
|
|
|
284
|
|
|
if 'message_template' not in new_values['data'].keys() or \ |
285
|
|
|
not isinstance(new_values['data']['message_template'], str) or \ |
286
|
|
|
len(str.strip(new_values['data']['message_template'])) == 0: |
287
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, |
288
|
|
|
title='API.BAD_REQUEST', |
289
|
|
|
description='API.INVALID_MESSAGE_TEMPLATE') |
290
|
|
|
message_template = str.strip(new_values['data']['message_template']) |
291
|
|
|
|
292
|
|
|
if 'is_enabled' not in new_values['data'].keys() or \ |
293
|
|
|
not isinstance(new_values['data']['is_enabled'], bool): |
294
|
|
|
raise falcon.HTTPError(falcon.HTTP_400, title='API.BAD_REQUEST', |
295
|
|
|
description='API.INVALID_IS_ENABLED') |
296
|
|
|
is_enabled = new_values['data']['is_enabled'] |
297
|
|
|
|
298
|
|
|
cnx = mysql.connector.connect(**config.myems_fdd_db) |
299
|
|
|
cursor = cnx.cursor() |
300
|
|
|
|
301
|
|
|
cursor.execute(" SELECT id " |
302
|
|
|
" FROM tbl_rules " |
303
|
|
|
" WHERE id = %s ", (id_,)) |
304
|
|
|
if cursor.fetchone() is None: |
305
|
|
|
cursor.close() |
306
|
|
|
cnx.disconnect() |
307
|
|
|
raise falcon.HTTPError(falcon.HTTP_404, title='API.NOT_FOUND', |
308
|
|
|
description='API.RULE_NOT_FOUND') |
309
|
|
|
|
310
|
|
|
cursor.execute(" SELECT name " |
311
|
|
|
" FROM tbl_rules " |
312
|
|
|
" WHERE name = %s AND id != %s ", (name, id_)) |
313
|
|
|
if cursor.fetchone() is not None: |
314
|
|
|
cursor.close() |
315
|
|
|
cnx.disconnect() |
316
|
|
|
raise falcon.HTTPError(falcon.HTTP_404, title='API.BAD_REQUEST', |
317
|
|
|
description='API.RULE_NAME_IS_ALREADY_IN_USE') |
318
|
|
|
|
319
|
|
|
update_row = (" UPDATE tbl_rules " |
320
|
|
|
" SET name = %s, fdd_code = %s, category = %s, priority = %s, " |
321
|
|
|
" channel = %s, expression = %s, message_template = %s, " |
322
|
|
|
" is_enabled = %s " |
323
|
|
|
" WHERE id = %s ") |
324
|
|
|
cursor.execute(update_row, (name, |
325
|
|
|
fdd_code, |
326
|
|
|
category, |
327
|
|
|
priority, |
328
|
|
|
channel, |
329
|
|
|
expression, |
330
|
|
|
message_template, |
331
|
|
|
is_enabled, |
332
|
|
|
id_,)) |
333
|
|
|
cnx.commit() |
334
|
|
|
|
335
|
|
|
cursor.close() |
336
|
|
|
cnx.disconnect() |
337
|
|
|
|
338
|
|
|
resp.status = falcon.HTTP_200 |
339
|
|
|
|