integrate-sha512-password-hashing #68

Merged
hsh-michaelhoennig merged 12 commits from integrate-sha512-password-hashing into master 2024-07-01 15:53:50 +02:00
5 changed files with 29 additions and 7 deletions
Showing only changes of commit 52fa265a3d - Show all commits

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@ -2,6 +2,9 @@ package net.hostsharing.hsadminng.hash;
import java.security.NoSuchAlgorithmException; import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom; import java.security.SecureRandom;
import java.util.PriorityQueue;
import java.util.Queue;
import java.util.random.RandomGenerator;
import lombok.SneakyThrows; import lombok.SneakyThrows;
import org.bouncycastle.crypto.generators.OpenBSDBCrypt; import org.bouncycastle.crypto.generators.OpenBSDBCrypt;
@ -10,7 +13,9 @@ import static net.hostsharing.hsadminng.hash.HashProcessor.Algorithm.SHA512;
public class HashProcessor { public class HashProcessor {
private static final SecureRandom secureRandom = new SecureRandom(); private static final RandomGenerator random = new SecureRandom();
private static final Queue<String> predefinedSalts = new PriorityQueue<>();
public static final int SALT_LENGTH = 16; public static final int SALT_LENGTH = 16;
public static final int COST_FACTOR = 13; public static final int COST_FACTOR = 13;
@ -60,15 +65,22 @@ public class HashProcessor {
return "$6$" + salt + "$" + hashedPassword; return "$6$" + salt + "$" + hashedPassword;
} }
public static void nextSalt(final String salt) {
predefinedSalts.add(salt);
}
public HashProcessor withSalt(final String salt) { public HashProcessor withSalt(final String salt) {
this.salt = salt; this.salt = salt;
return this; return this;
} }
public HashProcessor withRandomSalt() { public HashProcessor withRandomSalt() {
if (!predefinedSalts.isEmpty()) {
return withSalt(predefinedSalts.poll());
}
final var stringBuilder = new StringBuilder(SALT_LENGTH); final var stringBuilder = new StringBuilder(SALT_LENGTH);
for (int i = 0; i < SALT_LENGTH; ++i) { for (int i = 0; i < SALT_LENGTH; ++i) {
int randomIndex = secureRandom.nextInt(SALT_CHARACTERS.length()); int randomIndex = random.nextInt(SALT_CHARACTERS.length());
stringBuilder.append(SALT_CHARACTERS.charAt(randomIndex)); stringBuilder.append(SALT_CHARACTERS.charAt(randomIndex));
} }
return withSalt(stringBuilder.toString()); return withSalt(stringBuilder.toString());

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@ -29,8 +29,9 @@ public class HsHostingAssetEntityProcessor {
} }
/// hashing passwords etc. /// hashing passwords etc.
@SuppressWarnings("unchecked")
public HsHostingAssetEntityProcessor prepareForSave() { public HsHostingAssetEntityProcessor prepareForSave() {
// FIXME: add computed properties validator.prepareProperties(entity);
return this; return this;
} }

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@ -90,12 +90,20 @@ public abstract class HsEntityValidator<E extends PropertiesProvider> {
throw new IllegalArgumentException("Integer value (or null) expected, but got " + value); throw new IllegalArgumentException("Integer value (or null) expected, but got " + value);
} }
public void prepareProperties(final E entity) {
stream(propertyValidators).forEach(p -> {
if ( p.isWriteOnly() && p.isComputed()) {
entity.directProps().put(p.propertyName, p.compute(entity));
}
});
}
public Map<String, Object> revampProperties(final E entity, final Map<String, Object> config) { public Map<String, Object> revampProperties(final E entity, final Map<String, Object> config) {
final var copy = new HashMap<>(config); final var copy = new HashMap<>(config);
stream(propertyValidators).forEach(p -> { stream(propertyValidators).forEach(p -> {
if ( p.isWriteOnly()) { if (p.isWriteOnly()) {
copy.remove(p.propertyName); copy.remove(p.propertyName);
} else if (p.isComputed()) { } else if (p.isReadOnly() && p.isComputed()) {
copy.put(p.propertyName, p.compute(entity)); copy.put(p.propertyName, p.compute(entity));
} }
}); });

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@ -34,7 +34,6 @@ public class PasswordProperty extends StringProperty<PasswordProperty> {
public PasswordProperty hashedUsing(final Algorithm algorithm) { public PasswordProperty hashedUsing(final Algorithm algorithm) {
this.hashedUsing = algorithm; this.hashedUsing = algorithm;
// FIXME: computedBy is too late, we need preprocess
computedBy((entity) computedBy((entity)
-> ofNullable(entity.getDirectValue(propertyName, String.class)) -> ofNullable(entity.getDirectValue(propertyName, String.class))
.map(password -> hashAlgorithm(algorithm).withRandomSalt().generate(password).forLinux()) .map(password -> hashAlgorithm(algorithm).withRandomSalt().generate(password).forLinux())

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@ -3,6 +3,7 @@ package net.hostsharing.hsadminng.hs.hosting.asset;
import io.restassured.RestAssured; import io.restassured.RestAssured;
import io.restassured.http.ContentType; import io.restassured.http.ContentType;
import net.hostsharing.hsadminng.HsadminNgApplication; import net.hostsharing.hsadminng.HsadminNgApplication;
import net.hostsharing.hsadminng.hash.HashProcessor;
import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemEntity; import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemEntity;
import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemRepository; import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemRepository;
import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemType; import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemType;
@ -523,6 +524,7 @@ class HsHostingAssetControllerAcceptanceTest extends ContextBasedTestWithCleanup
.identifier("fir01-temp") .identifier("fir01-temp")
.caption("some test-unix-user") .caption("some test-unix-user")
.build()); .build());
HashProcessor.nextSalt("Jr5w/Y8zo8pCkqg7");
RestAssured // @formatter:off RestAssured // @formatter:off
.given() .given()
@ -575,7 +577,7 @@ class HsHostingAssetControllerAcceptanceTest extends ContextBasedTestWithCleanup
assertThat(asset.getCaption()).isEqualTo("some patched test-unix-user"); assertThat(asset.getCaption()).isEqualTo("some patched test-unix-user");
assertThat(asset.getConfig().toString()).isEqualTo(""" assertThat(asset.getConfig().toString()).isEqualTo("""
{ {
"password": "Ein Passwort mit 4 Zeichengruppen!", "password": "$6$Jr5w/Y8zo8pCkqg7$JDJ5JDEzJFFsR3pidzdYTUZudE1GL0JZMURsTHVkZUpwTmVZYlM4ZzRqeC95WUo3Y2c5OUpTdUZpbWFx",
"shell": "/bin/bash", "shell": "/bin/bash",
"totpKey": "0x1234567890abcdef0123456789abcdef" "totpKey": "0x1234567890abcdef0123456789abcdef"
} }