myems-api/core/rule.py
import uuid
from datetime import datetime, timezone, timedelta
import falcon
import mysql.connector
import simplejson as json
from core.useractivity import user_logger, admin_control
import config
class RuleCollection:
def __init__(self):
"""Initializes RuleCollection"""
pass
@staticmethod
def on_options(req, resp):
resp.status = falcon.HTTP_200
@staticmethod
def on_get(req, resp):
"""Handles GET requests"""
admin_control(req)
cnx = mysql.connector.connect(**config.myems_fdd_db)
cursor = cnx.cursor()
query = (" SELECT id, name, uuid, "
" category, fdd_code, priority, "
" channel, expression, message_template, "
" is_enabled, last_run_datetime_utc, next_run_datetime_utc, is_run_immediately "
" FROM tbl_rules "
" ORDER BY id ")
cursor.execute(query)
rows = cursor.fetchall()
cursor.close()
cnx.close()
timezone_offset = int(config.utc_offset[1:3]) * 60 + int(config.utc_offset[4:6])
if config.utc_offset[0] == '-':
timezone_offset = -timezone_offset
result = list()
if rows is not None and len(rows) > 0:
for row in rows:
if isinstance(row[10], datetime):
last_run_datetime_local = row[10].replace(tzinfo=timezone.utc) + \
timedelta(minutes=timezone_offset)
last_run_datetime = last_run_datetime_local.strftime('%Y-%m-%dT%H:%M:%S')
else:
last_run_datetime = None
if isinstance(row[11], datetime):
next_run_datetime_local = row[11].replace(tzinfo=timezone.utc) + \
timedelta(minutes=timezone_offset)
next_run_datetime = next_run_datetime_local.strftime('%Y-%m-%dT%H:%M:%S')
else:
next_run_datetime = None
meta_result = {"id": row[0],
"name": row[1],
"uuid": row[2],
"category": row[3],
"fdd_code": row[4],
"priority": row[5],
"channel": row[6],
"expression": row[7],
"message_template": row[8].replace("<br>", ""),
"is_enabled": bool(row[9]),
"last_run_datetime": last_run_datetime,
"next_run_datetime": next_run_datetime,
"is_run_immediately": bool(row[12])
}
result.append(meta_result)
resp.text = json.dumps(result)
@staticmethod
@user_logger
def on_post(req, resp):
"""Handles POST requests"""
admin_control(req)
try:
raw_json = req.stream.read().decode('utf-8')
except Exception as ex:
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.FAILED_TO_READ_REQUEST_STREAM')
new_values = json.loads(raw_json)
if 'name' not in new_values['data'].keys() or \
not isinstance(new_values['data']['name'], str) or \
len(str.strip(new_values['data']['name'])) == 0:
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.INVALID_RULE_NAME')
name = str.strip(new_values['data']['name'])
if 'category' not in new_values['data'].keys() or \
not isinstance(new_values['data']['category'], str) or \
len(str.strip(new_values['data']['category'])) == 0 or \
str.strip(new_values['data']['category']) not in \
('SYSTEM', 'REALTIME', 'SPACE', 'METER', 'TENANT', 'STORE', 'SHOPFLOOR', 'EQUIPMENT',
'COMBINEDEQUIPMENT', 'VIRTUALMETER', 'DIGITALPOINT'):
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_CATEGORY')
category = str.strip(new_values['data']['category'])
if 'fdd_code' not in new_values['data'].keys() or \
not isinstance(new_values['data']['fdd_code'], str) or \
len(str.strip(new_values['data']['fdd_code'])) == 0:
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_FDD_CODE')
fdd_code = str.strip(new_values['data']['fdd_code'])
if 'priority' not in new_values['data'].keys() or \
not isinstance(new_values['data']['priority'], str) or \
len(str.strip(new_values['data']['priority'])) == 0 or \
str.strip(new_values['data']['priority']) not in \
('CRITICAL', 'HIGH', 'MEDIUM', 'LOW'):
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_PRIORITY')
priority = str.strip(new_values['data']['priority'])
if 'channel' not in new_values['data'].keys() or \
not isinstance(new_values['data']['channel'], str) or \
len(str.strip(new_values['data']['channel'])) == 0 or \
str.strip(new_values['data']['channel']) not in ('WEB', 'EMAIL', 'SMS', 'WECHAT', 'CALL'):
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_CHANNEL')
channel = str.strip(new_values['data']['channel'])
if 'expression' not in new_values['data'].keys() or \
not isinstance(new_values['data']['expression'], str) or \
len(str.strip(new_values['data']['expression'])) == 0:
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_EXPRESSION')
expression = str.strip(new_values['data']['expression'])
# validate expression in json
try:
json.loads(expression)
except Exception as ex:
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', description=str(ex))
if 'message_template' not in new_values['data'].keys() or \
not isinstance(new_values['data']['message_template'], str) or \
len(str.strip(new_values['data']['message_template'])) == 0:
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_MESSAGE_TEMPLATE')
message_template = str.strip(new_values['data']['message_template'])
if 'is_enabled' not in new_values['data'].keys() or \
not isinstance(new_values['data']['is_enabled'], bool):
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.INVALID_IS_ENABLED')
is_enabled = new_values['data']['is_enabled']
if 'is_run_immediately' not in new_values['data'].keys() or \
not isinstance(new_values['data']['is_run_immediately'], bool):
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.INVALID_IS_RUN_IMMEDIATELY')
is_run_immediately = new_values['data']['is_run_immediately']
cnx = mysql.connector.connect(**config.myems_fdd_db)
cursor = cnx.cursor()
cursor.execute(" SELECT name "
" FROM tbl_rules "
" WHERE name = %s ", (name,))
if cursor.fetchone() is not None:
cursor.close()
cnx.close()
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.RULE_NAME_IS_ALREADY_IN_USE')
add_row = (" INSERT INTO tbl_rules "
" (name, uuid, category, fdd_code, priority, "
" channel, expression, message_template, is_enabled, "
" is_run_immediately) "
" VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s) ")
cursor.execute(add_row, (name,
str(uuid.uuid4()),
category,
fdd_code,
priority,
channel,
expression,
message_template,
is_enabled,
is_run_immediately))
new_id = cursor.lastrowid
cnx.commit()
cursor.close()
cnx.close()
resp.status = falcon.HTTP_201
resp.location = '/rules/' + str(new_id)
class RuleItem:
def __init__(self):
"""Initializes RuleItem"""
pass
@staticmethod
def on_options(req, resp, id_):
resp.status = falcon.HTTP_200
@staticmethod
def on_get(req, resp, id_):
"""Handles GET requests"""
admin_control(req)
if not id_.isdigit() or int(id_) <= 0:
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.INVALID_RULE_ID')
cnx = mysql.connector.connect(**config.myems_fdd_db)
cursor = cnx.cursor()
query = (" SELECT id, name, uuid, "
" category, fdd_code, priority, "
" channel, expression, message_template, "
" is_enabled, last_run_datetime_utc, next_run_datetime_utc, is_run_immediately "
" FROM tbl_rules "
" WHERE id = %s ")
cursor.execute(query, (id_,))
row = cursor.fetchone()
cursor.close()
cnx.close()
if row is None:
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
description='API.RULE_NOT_FOUND')
timezone_offset = int(config.utc_offset[1:3]) * 60 + int(config.utc_offset[4:6])
if config.utc_offset[0] == '-':
timezone_offset = -timezone_offset
if isinstance(row[10], datetime):
last_run_datetime_local = row[10].replace(tzinfo=timezone.utc) + \
timedelta(minutes=timezone_offset)
last_run_datetime = last_run_datetime_local.strftime('%Y-%m-%dT%H:%M:%S')
else:
last_run_datetime = None
if isinstance(row[11], datetime):
next_run_datetime_local = row[11].replace(tzinfo=timezone.utc) + \
timedelta(minutes=timezone_offset)
next_run_datetime = next_run_datetime_local.strftime('%Y-%m-%dT%H:%M:%S')
else:
next_run_datetime = None
result = {"id": row[0],
"name": row[1],
"uuid": row[2],
"category": row[3],
"fdd_code": row[4],
"priority": row[5],
"channel": row[6],
"expression": row[7],
"message_template": row[8].replace("<br>", ""),
"is_enabled": bool(row[9]),
"last_run_datetime": last_run_datetime,
"next_run_datetime": next_run_datetime,
"is_run_immediately": bool(row[12])
}
resp.text = json.dumps(result)
@staticmethod
@user_logger
def on_delete(req, resp, id_):
"""Handles DELETE requests"""
admin_control(req)
if not id_.isdigit() or int(id_) <= 0:
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.INVALID_RULE_ID')
cnx = mysql.connector.connect(**config.myems_fdd_db)
cursor = cnx.cursor()
cursor.execute(" SELECT id "
" FROM tbl_rules "
" WHERE id = %s ",
(id_,))
if cursor.fetchone() is None:
cursor.close()
cnx.close()
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
description='API.RULE_NOT_FOUND')
cursor.execute(" DELETE FROM tbl_rules WHERE id = %s ", (id_,))
cnx.commit()
cursor.close()
cnx.close()
resp.status = falcon.HTTP_204
@staticmethod
@user_logger
def on_put(req, resp, id_):
"""Handles PUT requests"""
admin_control(req)
try:
raw_json = req.stream.read().decode('utf-8')
except Exception as ex:
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.FAILED_TO_READ_REQUEST_STREAM')
if not id_.isdigit() or int(id_) <= 0:
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.INVALID_RULE_ID')
new_values = json.loads(raw_json)
if 'name' not in new_values['data'].keys() or \
not isinstance(new_values['data']['name'], str) or \
len(str.strip(new_values['data']['name'])) == 0:
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.INVALID_RULE_NAME')
name = str.strip(new_values['data']['name'])
if 'category' not in new_values['data'].keys() or \
not isinstance(new_values['data']['category'], str) or \
len(str.strip(new_values['data']['category'])) == 0 or \
str.strip(new_values['data']['category']) not in \
('SYSTEM', 'REALTIME', 'SPACE', 'METER', 'TENANT', 'STORE', 'SHOPFLOOR', 'EQUIPMENT',
'COMBINEDEQUIPMENT', 'VIRTUALMETER', 'DIGITALPOINT'):
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_CATEGORY')
category = str.strip(new_values['data']['category'])
if 'fdd_code' not in new_values['data'].keys() or \
not isinstance(new_values['data']['fdd_code'], str) or \
len(str.strip(new_values['data']['fdd_code'])) == 0:
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_FDD_CODE')
fdd_code = str.strip(new_values['data']['fdd_code'])
if 'priority' not in new_values['data'].keys() or \
not isinstance(new_values['data']['priority'], str) or \
len(str.strip(new_values['data']['priority'])) == 0 or \
str.strip(new_values['data']['priority']) not in \
('CRITICAL', 'HIGH', 'MEDIUM', 'LOW'):
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_PRIORITY')
priority = str.strip(new_values['data']['priority'])
if 'channel' not in new_values['data'].keys() or \
not isinstance(new_values['data']['channel'], str) or \
len(str.strip(new_values['data']['channel'])) == 0 or \
str.strip(new_values['data']['channel']) not in ('WEB', 'EMAIL', 'SMS', 'WECHAT', 'CALL'):
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_CHANNEL')
channel = str.strip(new_values['data']['channel'])
if 'expression' not in new_values['data'].keys() or \
not isinstance(new_values['data']['expression'], str) or \
len(str.strip(new_values['data']['expression'])) == 0:
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_EXPRESSION')
expression = str.strip(new_values['data']['expression'])
# validate expression in json
try:
json.loads(expression)
except Exception as ex:
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', description=str(ex))
if 'message_template' not in new_values['data'].keys() or \
not isinstance(new_values['data']['message_template'], str) or \
len(str.strip(new_values['data']['message_template'])) == 0:
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_MESSAGE_TEMPLATE')
message_template = str.strip(new_values['data']['message_template'])
if 'is_enabled' not in new_values['data'].keys() or \
not isinstance(new_values['data']['is_enabled'], bool):
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.INVALID_IS_ENABLED')
is_enabled = new_values['data']['is_enabled']
if 'is_run_immediately' not in new_values['data'].keys() or \
not isinstance(new_values['data']['is_run_immediately'], bool):
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.INVALID_IS_RUN_IMMEDIATELY')
is_run_immediately = new_values['data']['is_run_immediately']
cnx = mysql.connector.connect(**config.myems_fdd_db)
cursor = cnx.cursor()
cursor.execute(" SELECT id "
" FROM tbl_rules "
" WHERE id = %s ", (id_,))
if cursor.fetchone() is None:
cursor.close()
cnx.close()
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
description='API.RULE_NOT_FOUND')
cursor.execute(" SELECT name "
" FROM tbl_rules "
" WHERE name = %s AND id != %s ", (name, id_))
if cursor.fetchone() is not None:
cursor.close()
cnx.close()
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.RULE_NAME_IS_ALREADY_IN_USE')
update_row = (" UPDATE tbl_rules "
" SET name = %s, category = %s, fdd_code = %s, priority = %s, "
" channel = %s, expression = %s, message_template = %s, "
" is_enabled = %s, is_run_immediately = %s "
" WHERE id = %s ")
cursor.execute(update_row, (name,
category,
fdd_code,
priority,
channel,
expression,
message_template,
is_enabled,
is_run_immediately,
id_,))
cnx.commit()
cursor.close()
cnx.close()
resp.status = falcon.HTTP_200
class RuleRun:
def __init__(self):
"""Initializes RuleItem"""
pass
@staticmethod
def on_options(req, resp, id_):
resp.status = falcon.HTTP_200
@staticmethod
@user_logger
def on_put(req, resp, id_):
"""Handles PUT requests"""
admin_control(req)
if not id_.isdigit() or int(id_) <= 0:
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.INVALID_RULE_ID')
cnx = mysql.connector.connect(**config.myems_fdd_db)
cursor = cnx.cursor()
cursor.execute(" SELECT id "
" FROM tbl_rules "
" WHERE id = %s ", (id_,))
if cursor.fetchone() is None:
cursor.close()
cnx.close()
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
description='API.RULE_NOT_FOUND')
update_row = (" UPDATE tbl_rules "
" SET is_run_immediately = 1 "
" WHERE id = %s ")
cursor.execute(update_row, (id_,))
cnx.commit()
cursor.close()
cnx.close()
resp.status = falcon.HTTP_200
class RuleExport:
def __init__(self):
"""Initializes RuleExport"""
pass
@staticmethod
def on_options(req, resp, id_):
resp.status = falcon.HTTP_200
@staticmethod
def on_get(req, resp, id_):
"""Handles GET requests"""
admin_control(req)
if not id_.isdigit() or int(id_) <= 0:
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.INVALID_RULE_ID')
cnx = mysql.connector.connect(**config.myems_fdd_db)
cursor = cnx.cursor()
query = (" SELECT id, name, uuid, "
" category, fdd_code, priority, "
" channel, expression, message_template, "
" is_enabled, last_run_datetime_utc, next_run_datetime_utc, is_run_immediately "
" FROM tbl_rules "
" WHERE id = %s ")
cursor.execute(query, (id_,))
row = cursor.fetchone()
cursor.close()
cnx.close()
if row is None:
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
description='API.RULE_NOT_FOUND')
timezone_offset = int(config.utc_offset[1:3]) * 60 + int(config.utc_offset[4:6])
if config.utc_offset[0] == '-':
timezone_offset = -timezone_offset
if isinstance(row[10], datetime):
last_run_datetime_local = row[10].replace(tzinfo=timezone.utc) + \
timedelta(minutes=timezone_offset)
last_run_datetime = last_run_datetime_local.strftime('%Y-%m-%dT%H:%M:%S')
else:
last_run_datetime = None
if isinstance(row[11], datetime):
next_run_datetime_local = row[11].replace(tzinfo=timezone.utc) + \
timedelta(minutes=timezone_offset)
next_run_datetime = next_run_datetime_local.strftime('%Y-%m-%dT%H:%M:%S')
else:
next_run_datetime = None
result = {"id": row[0],
"name": row[1],
"uuid": row[2],
"category": row[3],
"fdd_code": row[4],
"priority": row[5],
"channel": row[6],
"expression": row[7],
"message_template": row[8].replace("<br>", ""),
"is_enabled": bool(row[9]),
"last_run_datetime": last_run_datetime,
"next_run_datetime": next_run_datetime,
"is_run_immediately": bool(row[12])
}
resp.text = json.dumps(result)
class RuleImport:
def __init__(self):
"""Initializes RuleImport"""
pass
@staticmethod
def on_options(req, resp):
resp.status = falcon.HTTP_200
@staticmethod
@user_logger
def on_post(req, resp):
"""Handles POST requests"""
admin_control(req)
try:
raw_json = req.stream.read().decode('utf-8')
except Exception as ex:
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.FAILED_TO_READ_REQUEST_STREAM')
new_values = json.loads(raw_json)
if 'name' not in new_values.keys() or \
not isinstance(new_values['name'], str) or \
len(str.strip(new_values['name'])) == 0:
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.INVALID_RULE_NAME')
name = str.strip(new_values['name'])
if 'category' not in new_values.keys() or \
not isinstance(new_values['category'], str) or \
len(str.strip(new_values['category'])) == 0 or \
str.strip(new_values['category']) not in \
('SYSTEM', 'REALTIME', 'SPACE', 'METER', 'TENANT', 'STORE', 'SHOPFLOOR', 'EQUIPMENT',
'COMBINEDEQUIPMENT', 'VIRTUALMETER', 'DIGITALPOINT'):
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_CATEGORY')
category = str.strip(new_values['category'])
if 'fdd_code' not in new_values.keys() or \
not isinstance(new_values['fdd_code'], str) or \
len(str.strip(new_values['fdd_code'])) == 0:
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_FDD_CODE')
fdd_code = str.strip(new_values['fdd_code'])
if 'priority' not in new_values.keys() or \
not isinstance(new_values['priority'], str) or \
len(str.strip(new_values['priority'])) == 0 or \
str.strip(new_values['priority']) not in \
('CRITICAL', 'HIGH', 'MEDIUM', 'LOW'):
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_PRIORITY')
priority = str.strip(new_values['priority'])
if 'channel' not in new_values.keys() or \
not isinstance(new_values['channel'], str) or \
len(str.strip(new_values['channel'])) == 0 or \
str.strip(new_values['channel']) not in ('WEB', 'EMAIL', 'SMS', 'WECHAT', 'CALL'):
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_CHANNEL')
channel = str.strip(new_values['channel'])
if 'expression' not in new_values.keys() or \
not isinstance(new_values['expression'], str) or \
len(str.strip(new_values['expression'])) == 0:
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_EXPRESSION')
expression = str.strip(new_values['expression'])
# validate expression in json
try:
json.loads(expression)
except Exception as ex:
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST', description=str(ex))
if 'message_template' not in new_values.keys() or \
not isinstance(new_values['message_template'], str) or \
len(str.strip(new_values['message_template'])) == 0:
raise falcon.HTTPError(status=falcon.HTTP_400,
title='API.BAD_REQUEST',
description='API.INVALID_MESSAGE_TEMPLATE')
message_template = str.strip(new_values['message_template'])
if 'is_enabled' not in new_values.keys() or \
not isinstance(new_values['is_enabled'], bool):
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.INVALID_IS_ENABLED')
is_enabled = new_values['is_enabled']
if 'is_run_immediately' not in new_values.keys() or \
not isinstance(new_values['is_run_immediately'], bool):
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.INVALID_IS_RUN_IMMEDIATELY')
is_run_immediately = new_values['is_run_immediately']
cnx = mysql.connector.connect(**config.myems_fdd_db)
cursor = cnx.cursor()
cursor.execute(" SELECT name "
" FROM tbl_rules "
" WHERE name = %s ", (name,))
if cursor.fetchone() is not None:
cursor.close()
cnx.close()
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.RULE_NAME_IS_ALREADY_IN_USE')
add_row = (" INSERT INTO tbl_rules "
" (name, uuid, category, fdd_code, priority, "
" channel, expression, message_template, is_enabled, "
" is_run_immediately) "
" VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s) ")
cursor.execute(add_row, (name,
str(uuid.uuid4()),
category,
fdd_code,
priority,
channel,
expression,
message_template,
is_enabled,
is_run_immediately))
new_id = cursor.lastrowid
cnx.commit()
cursor.close()
cnx.close()
resp.status = falcon.HTTP_201
resp.location = '/rules/' + str(new_id)
class RuleClone:
def __init__(self):
"""Initializes RuleClone"""
pass
@staticmethod
def on_options(req, resp, id_):
resp.status = falcon.HTTP_200
@staticmethod
@user_logger
def on_post(req, resp, id_):
admin_control(req)
if not id_.isdigit() or int(id_) <= 0:
raise falcon.HTTPError(status=falcon.HTTP_400, title='API.BAD_REQUEST',
description='API.INVALID_RULE_ID')
cnx = mysql.connector.connect(**config.myems_fdd_db)
cursor = cnx.cursor()
query = (" SELECT id, name, uuid, "
" category, fdd_code, priority, "
" channel, expression, message_template, "
" is_enabled, last_run_datetime_utc, next_run_datetime_utc, is_run_immediately "
" FROM tbl_rules "
" WHERE id = %s ")
cursor.execute(query, (id_,))
row = cursor.fetchone()
if row is None:
raise falcon.HTTPError(status=falcon.HTTP_404, title='API.NOT_FOUND',
description='API.RULE_NOT_FOUND')
timezone_offset = int(config.utc_offset[1:3]) * 60 + int(config.utc_offset[4:6])
if config.utc_offset[0] == '-':
timezone_offset = -timezone_offset
if isinstance(row[10], datetime):
last_run_datetime_local = row[10].replace(tzinfo=timezone.utc) + \
timedelta(minutes=timezone_offset)
last_run_datetime = last_run_datetime_local.strftime('%Y-%m-%dT%H:%M:%S')
else:
last_run_datetime = None
if isinstance(row[11], datetime):
next_run_datetime_local = row[11].replace(tzinfo=timezone.utc) + \
timedelta(minutes=timezone_offset)
next_run_datetime = next_run_datetime_local.strftime('%Y-%m-%dT%H:%M:%S')
else:
next_run_datetime = None
result = {"id": row[0],
"name": row[1],
"uuid": row[2],
"category": row[3],
"fdd_code": row[4],
"priority": row[5],
"channel": row[6],
"expression": row[7],
"message_template": row[8].replace("<br>", ""),
"is_enabled": bool(row[9]),
"last_run_datetime": last_run_datetime,
"next_run_datetime": next_run_datetime,
"is_run_immediately": bool(row[12])
}
timezone_offset = int(config.utc_offset[1:3]) * 60 + int(config.utc_offset[4:6])
if config.utc_offset[0] == '-':
timezone_offset = -timezone_offset
new_name = (str.strip(result['name'])
+ (datetime.now()
+ timedelta(minutes=timezone_offset)).isoformat(sep='-', timespec='seconds'))
add_row = (" INSERT INTO tbl_rules "
" (name, uuid, category, fdd_code, priority, "
" channel, expression, message_template, is_enabled, "
" is_run_immediately) "
" VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s) ")
cursor.execute(add_row, (new_name,
str(uuid.uuid4()),
result['category'],
result['fdd_code'],
result['priority'],
result['channel'],
result['expression'],
result['message_template'],
result['is_enabled'],
result['is_run_immediately']))
new_id = cursor.lastrowid
cnx.commit()
cursor.close()
cnx.close()
resp.status = falcon.HTTP_201
resp.location = '/rules/' + str(new_id)