58 lines
1.4 KiB
Java
58 lines
1.4 KiB
Java
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package com.wireguard.config;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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/**
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* The set of valid attributes for an interface or peer in a WireGuard configuration file.
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*/
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enum Attribute {
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ADDRESS("Address"),
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ALLOWED_IPS("AllowedIPs"),
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DNS("DNS"),
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ENDPOINT("Endpoint"),
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LISTEN_PORT("ListenPort"),
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MTU("MTU"),
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PERSISTENT_KEEPALIVE("PersistentKeepalive"),
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PRIVATE_KEY("PrivateKey"),
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PUBLIC_KEY("PublicKey");
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private static final Map<String, Attribute> map;
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static {
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map = new HashMap<>(Attribute.values().length);
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for (Attribute key : Attribute.values())
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map.put(key.getToken(), key);
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}
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public static Attribute match(String line) {
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return map.get(line.split("\\s|=")[0]);
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}
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private final String token;
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private final Pattern pattern;
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Attribute(String token) {
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this.pattern = Pattern.compile(token + "\\s*=\\s*(\\S.*)");
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this.token = token;
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}
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public String composeWith(String value) {
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return token + " = " + value + "\n";
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}
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public String getToken() {
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return token;
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}
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public String parseFrom(String line) {
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final Matcher matcher = pattern.matcher(line);
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if (matcher.matches())
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return matcher.group(1);
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return null;
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}
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}
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