blob: c7fdcc87f40e0f1a7db4d0099c57eb06a50cc9bb (
plain)
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
|
package com.wireguard.config;
import android.databinding.BaseObservable;
import android.databinding.Bindable;
import android.databinding.Observable;
import android.databinding.ObservableArrayList;
import android.databinding.ObservableList;
import android.support.annotation.NonNull;
import com.wireguard.android.BR;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.nio.charset.StandardCharsets;
import java.util.regex.Pattern;
/**
* Represents a wg-quick configuration file, its name, and its connection state.
*/
public class Config extends BaseObservable
implements Comparable<Config>, Copyable<Config>, Observable {
public static final int NAME_MAX_LENGTH = 16;
private static final Pattern PATTERN = Pattern.compile("^[a-zA-Z0-9_=+.-]{1,16}$");
private static boolean isNameValid(final String name) {
return name.length() <= NAME_MAX_LENGTH && PATTERN.matcher(name).matches();
}
private final Interface iface = new Interface();
private boolean isEnabled;
private boolean isPrimary;
private String name;
private final ObservableList<Peer> peers = new ObservableArrayList<>();
public Peer addPeer() {
final Peer peer = new Peer(this);
peers.add(peer);
return peer;
}
private Peer addPeer(final Peer peer) {
final Peer copy = peer.copy(this);
peers.add(copy);
return copy;
}
@Override
public int compareTo(@NonNull final Config config) {
return getName().compareTo(config.getName());
}
@Override
public Config copy() {
final Config copy = new Config();
copy.copyFrom(this);
return copy;
}
@Override
public void copyFrom(final Config source) {
iface.copyFrom(source.iface);
isEnabled = source.isEnabled;
name = source.name;
peers.clear();
for (final Peer peer : source.peers)
addPeer(peer);
}
public Interface getInterface() {
return iface;
}
@Bindable
public String getName() {
return name;
}
public ObservableList<Peer> getPeers() {
return peers;
}
@Bindable
public boolean isEnabled() {
return isEnabled;
}
@Bindable
public boolean isPrimary() {
return isPrimary;
}
public void parseFrom(final InputStream stream)
throws IOException {
peers.clear();
try (BufferedReader reader = new BufferedReader(
new InputStreamReader(stream, StandardCharsets.UTF_8))) {
Peer currentPeer = null;
String line;
while ((line = reader.readLine()) != null) {
if (line.isEmpty())
continue;
if ("[Interface]".equals(line)) {
currentPeer = null;
} else if ("[Peer]".equals(line)) {
currentPeer = addPeer();
} else if (currentPeer == null) {
iface.parseFrom(line);
} else {
currentPeer.parseFrom(line);
}
}
}
}
public void setIsEnabled(final boolean isEnabled) {
this.isEnabled = isEnabled;
notifyPropertyChanged(BR.enabled);
}
public void setIsPrimary(final boolean isPrimary) {
this.isPrimary = isPrimary;
notifyPropertyChanged(BR.primary);
}
public void setName(final String name) {
if (name != null && !name.isEmpty() && !isNameValid(name))
throw new IllegalArgumentException();
this.name = name;
notifyPropertyChanged(BR.name);
}
@Override
public String toString() {
final StringBuilder sb = new StringBuilder().append(iface);
for (final Peer peer : peers)
sb.append('\n').append(peer);
return sb.toString();
}
public String validate() {
if (name == null || !isNameValid(name))
return "This configuration does not have a valid name.";
if (iface.getPublicKey() == null)
return "This configuration does not have a valid keypair.";
return null;
}
}
|
