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Merge branch 'better-hwid' into 'master'

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Improve HWIDs to be more human-readable

See merge request sheepitrenderfarm/client!330
This commit is contained in:
Sheepit Renderfarm
2024-09-22 21:09:29 +00:00
parent 2967f4ae52 93d1dc5630
commit 66634206fa
1 changed files with 42 additions and 60 deletions
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90
src/main/java/com/sheepit/client/hardware/hwid/HWIdentifier.java
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@@ -8,67 +8,49 @@ import java.math.BigInteger;
import java.net.URL; import java.net.URL;
import java.nio.charset.StandardCharsets; import java.nio.charset.StandardCharsets;
import java.security.MessageDigest; import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.Optional;
public class HWIdentifier { public class HWIdentifier {
private final BasicHWInfoStrategy strategy; private final BasicHWInfoStrategy strategy;
private Log log; private Log log;
public HWIdentifier(Log log) { public HWIdentifier(Log log) {
strategy = new BaseHWInfoImpl(); strategy = new BaseHWInfoImpl();
this.log = log; this.log = log;
} }
public String getMAC() { public String getHardwareHash() {
return strategy.getMAC().orElse(""); try {
} String hwid = String.format("%1.16s-%1.16s-%1.16s", hashHWIdPart(strategy.getMAC()), hashHWIdPart(strategy.getHarddriveID()),
hashHWIdPart(strategy.getProcessorName()));
public String getHarddriveSerial() { //Fallback: computing a hash out of homepath+jarFileLocation
return strategy.getHarddriveID().orElse(""); if ("null-null-null".equals(hwid)) {
} log.debug("Hardware::loaded Hardware definitions fallback");
public String getProcessorName() { String homeDir = System.getProperty("user.home"); //get home path
return strategy.getProcessorName().orElse(""); URL clientURL = getClass().getProtectionDomain().getCodeSource().getLocation();
} String clientPath = new File(clientURL.toString()).getParent(); //get jar file location
public String getHardwareHash() { hwid = hashHWIdPart(Optional.of(homeDir + clientPath));
byte[] hash; }
String mac;
String cpuName;
String hdSerial;
try { return hwid;
MessageDigest digest = MessageDigest.getInstance("md5"); }
if ((hdSerial = getHarddriveSerial()).length() > 0) {
hash = digest.digest(hdSerial.getBytes(StandardCharsets.UTF_8));
log.debug("Hardware::loaded Hardware definitions ver 1.1");
}
else if ((mac = getMAC()).length() > 0) {
hash = digest.digest(mac.getBytes(StandardCharsets.UTF_8));
log.debug("Hardware::loaded Hardware definitions ver 1.2");
}
else { //Fallback: computing a hash out of homepath+jarFileLocation+cpuName
log.debug("Hardware::loaded Hardware definitions ver 1.3");
cpuName = getProcessorName();
if (cpuName.isEmpty()) {
log.error("Hardware::failed to load Hardware definitions");
throw new UnsupportedOperationException("Unable to load CPU information!");
}
String homeDir = System.getProperty("user.home"); //get home path
URL clientURL = getClass().getProtectionDomain().getCodeSource().getLocation();
String clientPath = new File(clientURL.toString()).getParent(); //get jar file location
hash = digest.digest((homeDir + clientPath + cpuName).getBytes(StandardCharsets.UTF_8));
}
BigInteger num = new BigInteger(1, hash);
return num.toString(16);
}
catch (Exception e) { catch (Exception e) {
e.printStackTrace(); e.printStackTrace();
log.error("HWIdentifier::getHardwareHash could not retrieve hash: " + e); log.error("HWIdentifier::getHardwareHash could not retrieve hash: " + e);
return "unknown"; return "unknown";
} }
} }
private String hashHWIdPart(Optional<String> part) throws NoSuchAlgorithmException {
MessageDigest digest = MessageDigest.getInstance("md5");
return part //
.map(s -> digest.digest(s.getBytes(StandardCharsets.UTF_8))) //
.map(b -> new BigInteger(1, b).toString(16)) //
.orElse("null");
}
} }