Module change_pswd_func.verify_pswd
View Source
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 | #!/usr/bin/env python
import re
from .constants import (
MAX_CHAR_CONTINUOUS_NUM,
MAX_SP_CHAR_NUM,
MAX_VALID_LENGTH,
MIN_VALID_LENGTH,
SP_CHARS
)
from .log import LogMsgVerifyPswd
def verify_pswd(pswd: str) -> bool:
print('\n[pswd]: {}'.format(pswd)) # '\n' is for pytest output
if _check_length(pswd):
print('Password length is {}.'.format(len(pswd)))
print(LogMsgVerifyPswd.INVALID_LENGTH)
elif _include_invalid_char(pswd):
print(LogMsgVerifyPswd.INVALID_CHAR)
elif _include_not_all_patterns(pswd):
print(LogMsgVerifyPswd.NOT_ALL_PATTERNS)
elif _include_over_continuous_same_chars(pswd):
print(LogMsgVerifyPswd.OVER_CONTINUOUS_SAME_CHARS)
elif _include_over_sp_char_num(pswd):
print(LogMsgVerifyPswd.OVER_SP_CHAR_NUM)
elif _include_num_more_than_half_of_length(pswd):
print(LogMsgVerifyPswd.MORE_THAN_HALF_OF_LENGTH)
else:
print(LogMsgVerifyPswd.VALID)
return True
return False
def _check_length(pswd: str) -> bool:
'''
[Password requirement] 1. At least 18 alphanumeric characters and list of special chars !@#$&*
'''
return len(pswd) < MIN_VALID_LENGTH or len(pswd) > MAX_VALID_LENGTH
def _include_invalid_char(pswd: str) -> bool:
'''
[Password requirement] 1. At least 18 alphanumeric characters and list of special chars !@#$&*
'''
for x in pswd:
# x.isalnum() unavailable for Hiragana, Kanji, etc
if not bool(re.search('[0-9a-zA-Z]', x)) and x not in SP_CHARS:
return True
return False
def _include_not_all_patterns(pswd: str) -> bool:
'''
[Password requirement] 2. At least 1 Upper case, 1 lower case ,least 1 numeric, 1 special character
'''
upper_flg = False
lower_flg = False
num_flg = False
special_flg = False
for x in pswd:
if x.isupper():
upper_flg = True
elif x.islower():
lower_flg = True
elif x.isnumeric():
num_flg = True
elif x in SP_CHARS:
special_flg = True
if upper_flg and lower_flg and num_flg and special_flg:
return False
return True
def _include_over_continuous_same_chars(pswd: str) -> bool:
'''
[Password requirement] 3. No duplicate repeat characters more than 4
'''
count = 1
prev_char = pswd[0]
for x in list(pswd)[1:]:
if x == prev_char:
count += 1
else:
# Reset
count = 1
prev_char = x
if count > MAX_CHAR_CONTINUOUS_NUM:
return True
return False
def _include_over_sp_char_num(pswd: str) -> bool:
'''
[Password requirement] 4. No more than 4 special characters
'''
count = 0
for c in SP_CHARS:
count += pswd.count(c)
return count > MAX_SP_CHAR_NUM
def _include_num_more_than_half_of_length(pswd: str) -> bool:
'''
[Password requirement] 5. 50 % of password should not be a number
'''
count = 0
for c in pswd:
if c.isnumeric():
count += 1
return count >= len(pswd) / 2.0
|
Variables
Functions
verify_pswd
def verify_pswd(
pswd: str
) -> bool
View Source
def verify_pswd(pswd: str) -> bool:
print('\n[pswd]: {}'.format(pswd)) # '\n' is for pytest output
if _check_length(pswd):
print('Password length is {}.'.format(len(pswd)))
print(LogMsgVerifyPswd.INVALID_LENGTH)
elif _include_invalid_char(pswd):
print(LogMsgVerifyPswd.INVALID_CHAR)
elif _include_not_all_patterns(pswd):
print(LogMsgVerifyPswd.NOT_ALL_PATTERNS)
elif _include_over_continuous_same_chars(pswd):
print(LogMsgVerifyPswd.OVER_CONTINUOUS_SAME_CHARS)
elif _include_over_sp_char_num(pswd):
print(LogMsgVerifyPswd.OVER_SP_CHAR_NUM)
elif _include_num_more_than_half_of_length(pswd):
print(LogMsgVerifyPswd.MORE_THAN_HALF_OF_LENGTH)
else:
print(LogMsgVerifyPswd.VALID)
return True
return False