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
|
/**
* ============LICENSE_START====================================================
* org.onap.aaf
* ===========================================================================
* Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
* ===========================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============LICENSE_END====================================================
*
*/
package org.onap.aaf.auth.validation;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Pattern;
import org.onap.aaf.auth.layer.Result;
public class Validator {
private static final String ESSENTIAL = "\\x25\\x28\\x29\\x2C-\\x2E\\x30-\\x39\\x3D\\x40-\\x5A\\x5F\\x61-\\x7A";
private static final Pattern ESSENTIAL_CHARS = Pattern.compile("["+ESSENTIAL+"]+");
public static final Pattern ACTION_CHARS = Pattern.compile(
"["+ESSENTIAL+"]+" + // All AlphaNumeric+
"|\\*" // Just Star
);
public static final Pattern INST_CHARS = Pattern.compile(
"["+ESSENTIAL+"]+[\\*]*" + // All AlphaNumeric+ possibly ending with *
"|\\*" + // Just Star
"|(([:/]\\*)|([:/][!]{0,1}["+ESSENTIAL+"]+[\\*]*[:/]*))+" // Key :asdf:*:sdf*:sdk
);
public static final Pattern ID_CHARS = Pattern.compile("[\\w.-]+@[\\w.-]+");
public static final Pattern NAME_CHARS = Pattern.compile("[\\w.-]+");
public static final Pattern DESC_CHAR = Pattern.compile("["+ESSENTIAL+"\\x20]+");
public static List<String> nsKeywords;
protected final Pattern actionChars;
protected final Pattern instChars;
private StringBuilder msgs;
static {
nsKeywords = new ArrayList<String>();
nsKeywords.add(".access");
nsKeywords.add(".owner");
nsKeywords.add(".admin");
nsKeywords.add(".member");
nsKeywords.add(".perm");
nsKeywords.add(".role");
nsKeywords.add(".ns");
nsKeywords.add(".cred");
}
public Validator() {
actionChars = ACTION_CHARS;
instChars = INST_CHARS;
}
public final String errs() {
return msgs.toString();
}
public final Validator nullOrBlank(String name, String str) {
if(str==null) {
msg(name + " is null.");
} else if(str.length()==0) {
msg(name + " is blank.");
}
return this;
}
public final Validator isNull(String name, Object o) {
if(o==null) {
msg(name + " is null.");
}
return this;
}
protected final boolean noMatch(String str, Pattern p) {
return !p.matcher(str).matches();
}
protected final boolean nob(String str, Pattern p) {
return str==null || !p.matcher(str).matches();
}
protected final void msg(String ... strs) {
if(msgs==null) {
msgs=new StringBuilder();
}
for(String str : strs) {
msgs.append(str);
}
msgs.append('\n');
}
public final boolean err() {
return msgs!=null;
}
public final Validator notOK(Result<?> res) {
if(res==null) {
msgs.append("Result object is blank");
} else if(res.notOK()) {
msgs.append(res.getClass().getSimpleName() + " is not OK");
}
return this;
}
protected Validator intRange(String text, int target, int start, int end) {
if(target<start || target>end) {
msg(text + " is out of range (" + start + '-' + end + ')');
}
return this;
}
protected Validator floatRange(String text, float target, float start, float end) {
if(target<start || target>end) {
msg(text + " is out of range (" + start + '-' + end + ')');
}
return this;
}
protected Validator description(String type, String description) {
if(description!=null) {
if(noMatch(description, DESC_CHAR)) {
msg(type + " Description is invalid.");
}
}
return this;
}
public final Validator permType(String type) {
if(nob(type,NAME_CHARS)) {
msg("Perm Type [" +type + "] is invalid.");
}
return this;
}
public final Validator permType(String type, String ns) {
if(type==null) {
msg("Perm Type is null");
} else if(ns==null) {
msg("Perm NS is null");
} else if(nob(type,NAME_CHARS)) {
msg("Perm Type [" + (ns+(type.length()==0?"":'.'))+type + "] is invalid.");
}
return this;
}
public final Validator permInstance(String instance) {
if(nob(instance,instChars)) {
msg("Perm Instance [" + instance + "] is invalid.");
}
return this;
}
public final Validator permAction(String action) {
// TODO check for correct Splits? Type|Instance|Action ?
if(nob(action, actionChars)) {
msg("Perm Action [" + action + "] is invalid.");
}
return this;
}
public final Validator role(String role) {
if(nob(role, NAME_CHARS)) {
msg("Role [" + role + "] is invalid.");
}
return this;
}
public final Validator ns(String ns) {
if(ns==null) {
msg("NS is null");
return this;
} else if(nob(ns,NAME_CHARS)) {
msg("NS [" + ns + "] is invalid.");
}
for(String s : nsKeywords) {
if(ns.endsWith(s)) {
msg("NS [" + ns + "] may not be named with NS keywords");
break;
}
}
return this;
}
public final Validator key(String key) {
if(nob(key,NAME_CHARS)) {
msg("NS Prop Key [" + key + "] is invalid");
}
return this;
}
public final Validator value(String value) {
if(nob(value,ESSENTIAL_CHARS)) {
msg("NS Prop value [" + value + "] is invalid");
}
return this;
}
}
|