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
|
<?php
/*!
* Bootstrap v3.3.7 (http://getbootstrap.com)
* Copyright 2019 Multi-Tech, Inc.
* Licensed under MIT
*/
$cmd = "/usr/sbin/mts-io-sysfs show product-id";
$handle = popen($cmd, 'r');
$product = fread($handle,4192);
pclose($handle);
$cmd = "/usr/sbin/mts-io-sysfs show device-id";
$handle = popen($cmd, 'r');
$device = fread($handle,4192);
pclose($handle);
$conftxt = "Password";
$finished = "";
$pwdscore = "";
$status = 0;
$save_password = "";
$reset = "";
$userok = 0;
$formdisplay = true;
// Define variables and initialize with empty values
$username = $password = $save_password = "";
$username_err = $password_err = $confirm_password_err = "";
openlog("Commission:", LOG_PID | LOG_PERROR, LOG_LOCAL0);
// uid number must be 1000 or larger.
function chk_username($userid) {
$cmd = "/usr/bin/id -u \"" . $userid . "\" 2>/dev/null";
syslog(LOG_ALERT, "/usr/bin/id cmd: $cmd");
$handle = popen($cmd, 'r');
$result = trim(fread($handle, 4192));
$status = pclose($handle);
if ((strlen($result) > 0) && ($status == 0)) {
$uid = intval($result,10);
syslog(LOG_ALERT, "id uid: $uid");
} else {
syslog(LOG_ALERT, "id uid: failure");
$uid = -1;
}
return $uid;
}
// Processing form data when form is submitted
if($_SERVER["REQUEST_METHOD"] == "POST"){
$mismatch = 1; // We have two different passwords
$reset = trim($_POST["reset"]);
syslog(LOG_ALERT, "Reset: $reset");
if ($reset === "Reset") {
$save_password = "";
$reset = "";
$username = $password = $save_password = "";
$username_err = $password_err = $confirm_password_err = "";
goto err_exit;
}
$save_password = $_POST["save_password"];
syslog(LOG_ALERT, "Enter post: save_password = $save_password");
$username = trim($_POST["username"]);
$userlen = strlen($username);
// Validate username
// Be generous on the character length of the username
// in case it is some kind of character encoding scheme.
// useradd should catch it if the length is a little off.
if($userlen == 0) {
$username_err = "Please enter a username.";
} elseif ($userlen > 80) {
$username_err = "mLinux username must not exceed 32 characters";
} elseif (strstr($username,"\"")) {
$username_err = "No " allowed in username";
} else {
syslog(LOG_ALERT, "Enter username check: $username");
$id = chk_username($username);
syslog(LOG_ALERT, "after username check: chk_username $id");
if ($id > -1 && $id < 1000) {
$username_err = "User-id is in use by the system -- chose another";
}
}
// Validate password. Password length is not set in
// Linux. It depends on how much memory we have.
// To avoid unknown issues, reject if > 4096
$tmpfile = tempnam("/var/volatile/tmp","commission");
$password = $_POST["password"];
$passlen = strlen($password);
$save_passwordlen = strlen($save_password);
syslog(LOG_ALERT, "passlen: $passlen, save_password len: $save_passwordlen");
syslog(LOG_ALERT, "password: $password, save_password: $save_password");
if ($passlen == 0) {
$password_err = "Please enter a password.";
$mismatch = 0;
} elseif ($passlen > 4096) {
$password_err = "Too long. Limit password length to 4096 characters";
$password = "";
} elseif (strstr($password,"\"")) {
$password_err = "No " allowed in password";
$mismatch = 0;
$password = "";
} else {
if ($save_passwordlen === 0) {
$mismatch = 0;
$cmd = "/usr/bin/pwscore >$tmpfile 2>&1";
$handle = popen($cmd, 'w');
fwrite($handle,$password);
$status = pclose($handle);
$result2 = file_get_contents($tmpfile);
if (strlen($result2) > 0)
syslog(LOG_ALERT, "read pwscore log: status: $status result: $result2");
else
syslog(LOG_ALERT, "pwscore has no results!");
if ($status === 0) {
$pwdscore = "Password score: " . $result2;
$save_password = $password;
$password = "";
$conftxt = "Re-Enter";
} else {
$conftxt = "Re-Enter";
$password_err = $result2 .
" Confirm password if you really want this." .
" Click reset to start again";
$save_password = $password;
$password = "";
syslog(LOG_ALERT, "Need password confirmation");
}
syslog(LOG_ALERT, "pwscore: score: $pwdscore msg = $password_err");
}
}
if (($passlen != 0) && ($password === $save_password))
$mismatch = 0;
if (($mismatch === 0) && ($passlen > 0) && ($save_passwordlen > 0)) {
syslog(LOG_ALERT, "Have password: $password username: $username");
if((strlen($username_err) == 0) && (strlen($password_err) == 0) && (strlen($confirm_password_err) == 0)){
// Create user in sudo group
$cmd = "/usr/sbin/useradd -U -m -G sudo,dialout,disk -s /bin/bash -- \"" . $username . "\" 2>&1";
syslog(LOG_ALERT, "useradd cmd: $cmd");
$handle = popen($cmd, 'r');
$username_err = trim(fread($handle, 4192));
$status = pclose($handle);
syslog(LOG_ALERT, "useradd: status: $status result: $result");
$uid = chk_username($username);
if ($uid === -1) {
syslog(LOG_ALERT, "useradd: $status");
goto err_exit;
} elseif (! ($uid > 999)) {
syslog(LOG_ALERT, "useradd: system user-id cannot be chosen: $username uid: $uid");
$username_err = "useradd: system user-id cannot be chosen: $username uid: $uid";
$username = "";
$save_password = "";
$password = "";
goto err_exit;
} // Must have uid > 999
$cmd = "/usr/bin/passwd \"" . $username . "\" 2>&1 >$tmpfile";
$handle = popen($cmd, 'w');
$pwdtxt = $password . "\n" . $password;
fwrite($handle, $pwdtxt);
$status = pclose($handle);
syslog(LOG_ALERT, "set passwd: status: $status result: $result");
$result2 = file_get_contents($tmpfile);
if (strlen($result2) > 0) {
syslog(LOG_ALERT, "passwd log: status: $status2 result: $result2");
}
$cmd = "/sbin/mts-ubpasswd -up >$tmpfile 2>&1";
$handle = popen($cmd, 'w');
fwrite($handle,$password);
$status = pclose($handle);
$result3 = file_get_contents($tmpfile);
// Delete the password entry log
$handle = fopen($tmpfile, 'w');
ftruncate($handle,0);
fclose($handle);
if (strlen($result2) > 0)
syslog(LOG_ALERT, "read mts-ubpasswd log: result: $result2");
if ($status != 0) {
syslog(LOG_ALERT, "mts-ubpasswd failed: status: $status");
syslog(LOG_ALERT, "mts-ubpasswd failed: result: $result3");
} else // Dont print if successful or password is in the log.
syslog(LOG_ALERT, "mts-ubpasswd: set u-boot password");
if ($status == 0) {
$finished = "Commissioning Complete";
$formdisplay = false;
$password_err = $result2;
$username_err = $result;
// Disable commissioning
$data = 'ENABLED=\"no\"';
file_put_contents("/run/mt-commission",$data);
// shut off web server
$cmd = "/usr/sbin/start-stop-daemon -S -p /var/run/commissionoff.pid -b -a /bin/bash -- -c " .
"/usr/libexec/commission/off.sh";
syslog(LOG_ALERT, "turn off web server: command: $cmd");
$handle = popen($cmd, 'r');
$result = trim(fread($handle, 4192));
$status = pclose($handle);
if ($status > 0) {
syslog(LOG_ALERT, "turn off commissioning service: command: $cmd");
syslog(LOG_ALERT, "stopping service: status: $status result: $result");
}
} else {
$finished = "Errors: " . $result;
$save_password = "";
$password = "";
$password_err = $result2;
$username_err = $result;
}
} // Create user, set password
} else if ($mismatch === 1) {
$save_password = "";
$password = "";
$password_err = "Mismatch";
}
syslog(LOG_ALERT, "Leave post: save_password = $save_password");
err_exit:
// Is there another way to return and leave the web form in good shape?
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Commission Multi-Tech mLinux</title>
<link rel="stylesheet" href="http://127.0.0.1/css/bootstrap.css">
<style type="text/css">
body{ font: 14px sans-serif; }
.wrapper{ width: 380px; padding: 20px; }
</style>
</head>
<body>
<div class="wrapper">
<h2>Commission Multi-Tech mLinux</h2>
<p><label><?php echo $finished; ?></label></p>
<p>
Product-ID:
<?php
echo $product;
?>
<br>
Device-ID:
<?php
echo $device;
?>
</h3>
</p>
<div id="formwrapper" <?php if ($formdisplay===false){?>style="display:none"<?php } ?>>
<form action="<?php echo htmlspecialchars($_SERVER["PHP_SELF"]); ?>" method="post">
<input type="hidden" name="save_password" value="<?php echo $save_password; ?>">
<div class="form-group <?php echo (strlen($username_err)) ? 'has-error' : ''; ?>">
<label>Username</label>
<input type="text" name="username" class="form-control" value="<?php echo $username; ?>">
<p>
<span class="help-block"><?php echo $username_err; ?></span>
</p>
</div>
<div class="form-group <?php echo (strlen($password_err)) ? 'has-error' : ''; ?>">
<label><?php echo $conftxt; ?></label>
<input type="password" name="password" class="form-control" value="<?php echo $password; ?>">
<p>
<span class="help-block"><?php echo $password_err; ?></span>
</p>
</div>
<p><label><?php echo $pwdscore; ?></label></p>
<div class="form-group">
<input type="submit" class="btn btn-primary" value="Submit">
<input type="submit" name = "reset" class="btn btn-default" value="Reset">
</div>
</form>
</div>
</div>
</body>
</html>
|
