First steps for JWT refresh

This commit is contained in:
René Pfeuffer
2018-11-29 08:01:25 +01:00
parent 0664303854
commit c85c0229c1
8 changed files with 241 additions and 48 deletions

View File

@@ -39,7 +39,6 @@ import io.jsonwebtoken.SignatureAlgorithm;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.TimeUnit;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.subject.Subject;
@@ -48,7 +47,7 @@ import org.slf4j.LoggerFactory;
/**
* Jwt implementation of {@link AccessTokenBuilder}.
*
*
* @author Sebastian Sdorra
* @since 2.0.0
*/
@@ -58,18 +57,20 @@ public final class JwtAccessTokenBuilder implements AccessTokenBuilder {
* the logger for JwtAccessTokenBuilder
*/
private static final Logger LOG = LoggerFactory.getLogger(JwtAccessTokenBuilder.class);
private final KeyGenerator keyGenerator;
private final SecureKeyResolver keyResolver;
private final KeyGenerator keyGenerator;
private final SecureKeyResolver keyResolver;
private String subject;
private String issuer;
private long expiresIn = 60l;
private TimeUnit expiresInUnit = TimeUnit.MINUTES;
private long expiresIn = 1;
private TimeUnit expiresInUnit = TimeUnit.HOURS;
private long refreshableFor = 12;
private TimeUnit refreshableForUnit = TimeUnit.HOURS;
private Scope scope = Scope.empty();
private final Map<String,Object> custom = Maps.newHashMap();
JwtAccessTokenBuilder(KeyGenerator keyGenerator, SecureKeyResolver keyResolver) {
this.keyGenerator = keyGenerator;
this.keyResolver = keyResolver;
@@ -81,7 +82,7 @@ public final class JwtAccessTokenBuilder implements AccessTokenBuilder {
this.subject = subject;
return this;
}
@Override
public JwtAccessTokenBuilder custom(String key, Object value) {
Preconditions.checkArgument(!Strings.isNullOrEmpty(key), "null or empty value not allowed");
@@ -92,11 +93,11 @@ public final class JwtAccessTokenBuilder implements AccessTokenBuilder {
@Override
public JwtAccessTokenBuilder scope(Scope scope) {
Preconditions.checkArgument(scope != null, "scope can not be null");
Preconditions.checkArgument(scope != null, "scope cannot be null");
this.scope = scope;
return this;
}
@Override
public JwtAccessTokenBuilder issuer(String issuer) {
Preconditions.checkArgument(!Strings.isNullOrEmpty(issuer), "null or empty value not allowed");
@@ -106,15 +107,26 @@ public final class JwtAccessTokenBuilder implements AccessTokenBuilder {
@Override
public JwtAccessTokenBuilder expiresIn(long count, TimeUnit unit) {
Preconditions.checkArgument(count > 0, "expires in must be greater than 0");
Preconditions.checkArgument(unit != null, "unit can not be null");
Preconditions.checkArgument(count > 0, "count must be greater than 0");
Preconditions.checkArgument(unit != null, "unit cannot be null");
this.expiresIn = count;
this.expiresInUnit = unit;
return this;
}
@Override
public JwtAccessTokenBuilder refreshableFor(long count, TimeUnit unit) {
Preconditions.checkArgument(count >= 0, "count must be greater or equal to 0");
Preconditions.checkArgument(unit != null, "unit cannot be null");
this.refreshableFor = count;
this.refreshableForUnit = unit;
return this;
}
private String getSubject(){
if (subject == null) {
Subject currentSubject = SecurityUtils.getSubject();
@@ -130,35 +142,40 @@ public final class JwtAccessTokenBuilder implements AccessTokenBuilder {
String id = keyGenerator.createKey();
String sub = getSubject();
LOG.trace("create new token {} for user {}", id, subject);
SecureKey key = keyResolver.getSecureKey(sub);
Map<String,Object> customClaims = new HashMap<>(custom);
// add scope to custom claims
Scopes.toClaims(customClaims, scope);
Date now = new Date();
long expiration = expiresInUnit.toMillis(expiresIn);
Claims claims = Jwts.claims(customClaims)
.setSubject(sub)
.setId(id)
.setIssuedAt(now)
.setExpiration(new Date(now.getTime() + expiration));
if (refreshableFor > 0) {
long refreshExpiration = refreshableForUnit.toMillis(refreshableFor);
claims.put("scm-manager.refreshableUntil", new Date(now.getTime() + refreshExpiration).getTime() / 1000);
}
if ( issuer != null ) {
claims.setIssuer(issuer);
}
// sign token and create compact version
String compact = Jwts.builder()
.setClaims(claims)
.signWith(SignatureAlgorithm.HS256, key.getBytes())
.compact();
return new JwtAccessToken(claims, compact);
}
}