@Test
public void testToStringPlaintext() throws NoSuchAlgorithmException {
Jwt jwt = new Jwt();
jwt.getHeader().setAlgorithm("none");
jwt.getClaims().setExpiration(new Date(1300819380L * 1000L));
jwt.getClaims().setIssuer("joe");
jwt.getClaims().setClaim("http://example.com/is_root", Boolean.TRUE);
// sign it with a blank signature
JwtSigner signer = new PlaintextSigner();
signer.sign(jwt);
/*
* Expected string based on the following structures, serialized exactly
* as follows and base64 encoded:
*
* header: {"alg":"none"} claims:
* {"exp":1300819380,"iss":"joe","http://example.com/is_root":true}
*/
String expected =
"eyJhbGciOiJub25lIn0.eyJleHAiOjEzMDA4MTkzODAsImlzcyI6ImpvZSIsImh0dHA6Ly9leGFtcGxlLmNvbS9pc19yb290Ijp0cnVlfQ.";
String actual = jwt.toString();
assertThat(actual, equalTo(expected));
}
@Test
public void testGenerateHmacSignature() {
Jwt jwt = new Jwt();
jwt.getHeader().setType("JWT");
jwt.getHeader().setAlgorithm("HS256");
jwt.getClaims().setExpiration(new Date(1300819380L * 1000L));
jwt.getClaims().setIssuer("joe");
jwt.getClaims().setClaim("http://example.com/is_root", Boolean.TRUE);
byte[] key = null;
JwtSigner signer;
// sign it
try {
key = "secret".getBytes("UTF-8");
signer = new HmacSigner();
((HmacSigner) signer).setPassphrase(key);
((HmacSigner) signer).afterPropertiesSet();
signer.sign(jwt);
/*
* Expected string based on the following structures, serialized exactly
* as follows and base64 encoded:
*
* header: {"typ":"JWT","alg":"HS256"} claims:
* {"exp":1300819380,"iss":"joe","http://example.com/is_root":true}
*
* Expected signature: iGBPJj47S5q_HAhSoQqAdcS6A_1CFj3zrLaImqNbt9E
*/
String signature = "p-63Jzz7mgi3H4hvW6MFB7lmPRZjhsL666MYkmpX33Y";
String expected =
"eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJleHAiOjEzMDA4MTkzODAsImlzcyI6ImpvZSIsImh0dHA6Ly9leGFtcGxlLmNvbS9pc19yb290Ijp0cnVlfQ."
+ signature;
String actual = jwt.toString();
assertThat(actual, equalTo(expected));
assertThat(jwt.getSignature(), equalTo(signature));
assertThat(signer.verify(actual), equalTo(true));
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
@Test
public void testValidateHmacSignature() {
byte[] key = null;
JwtSigner signer;
// sign it
try {
key = "secret".getBytes("UTF-8");
signer = new HmacSigner();
((HmacSigner) signer).setPassphrase(key);
((HmacSigner) signer).afterPropertiesSet();
/*
* Token string based on the following structures, serialized exactly as
* follows and base64 encoded:
*
* header: {"typ":"JWT","alg":"HS256"} claims:
* {"exp":1300819380,"iss":"joe","http://example.com/is_root":true}
*
* Python script to generate signature:
*
* import hashlib
* import hmac
* import base64
*
* m = hmac.new('secret', 'eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJleHAiOjEzMDA4MTkzODAsImlzcyI6ImpvZSIsImh0dHA6Ly9leGFtcGxlLmNvbS9pc19yb290Ijp0cnVlfQ', hashlib.sha256)
* base64.urlsafe_b64encode(m.digest())
*
* Expected signature: p-63Jzz7mgi3H4hvW6MFB7lmPRZjhsL666MYkmpX33Y
*/
String jwtString =
"eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJleHAiOjEzMDA4MTkzODAsImlzcyI6ImpvZSIsImh0dHA6Ly9leGFtcGxlLmNvbS9pc19yb290Ijp0cnVlfQ.p-63Jzz7mgi3H4hvW6MFB7lmPRZjhsL666MYkmpX33Y";
boolean valid = signer.verify(jwtString);
assertThat(valid, equalTo(Boolean.TRUE));
} catch (UnsupportedEncodingException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
/** @throws Exception */
@Test
public void testGenerateRsaSignature() throws Exception {
// Hard code the private/public key so as not to depend on it being in
// the keystore...
RSAPrivateKeySpec privateSpec =
new RSAPrivateKeySpec(
new BigInteger(
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
16),
new BigInteger(
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
16));
KeyFactory keyFactory = KeyFactory.getInstance("RSA");
PrivateKey privateKey = keyFactory.generatePrivate(privateSpec);
RSAPublicKeySpec publicSpec =
new RSAPublicKeySpec(
new BigInteger(
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
16),
new BigInteger("10001", 16));
PublicKey publicKey = keyFactory.generatePublic(publicSpec);
Jwt jwt = new Jwt();
jwt.getHeader().setType("JWT");
jwt.getHeader().setAlgorithm("RS256");
jwt.getClaims().setExpiration(new Date(1300819380L * 1000L));
jwt.getClaims().setIssuer("joe");
jwt.getClaims().setClaim("http://example.com/is_root", Boolean.TRUE);
JwtSigner signer = new RsaSigner(JwsAlgorithm.RS256.getJwaName(), publicKey, privateKey);
((RsaSigner) signer).afterPropertiesSet();
/*
* Expected string based on the following structures, serialized exactly
* as follows and base64 encoded:
*
* header: {"typ":"JWT","alg":"HS256"} claims:
* {"exp":1300819380,"iss":"joe","http://example.com/is_root":true}
*
* Expected signature: dSRvtD-ExzGN-
* fRXd1wRZOPo1JFPuqgwvaIKp8jgcyMXJegy6IUjssfUfUcICN5yvh0ggOMWMeWkwQ7
* -PlXMJWymdhXVI3BOpNt7ZOB2vMFYSOOHNBJUunQoe1lmNxuHQdhxqoHahn3u1cLDXz
* -xx-
* JELduuMmaDWqnTFPodVPl45WBKHaQhlOiFWj3ZClUV2k5p2yBT8TmxekL8gWwgVbQk5yPnYOs
* -PcMjzODc9MZX4yI10ZSCSDciwf-
* rgkQLT7wW4uZCoqTZ7187sCodHd6nw3nghqbtqN05fQ3Yq7ykwaR8pdQBFb2L9l7DhLLuXIREDKIFUHBSUs8OnvXFMg
*/
String signature =
"dSRvtD-ExzGN-fRXd1wRZOPo1JFPuqgwvaIKp8jgcyMXJegy6IUjssfUfUcICN5yvh0ggOMWMeWkwQ7-PlXMJWymdhXVI3BOpNt7ZOB2vMFYSOOHNBJUunQoe1lmNxuHQdhxqoHahn3u1cLDXz-xx-JELduuMmaDWqnTFPodVPl45WBKHaQhlOiFWj3ZClUV2k5p2yBT8TmxekL8gWwgVbQk5yPnYOs-PcMjzODc9MZX4yI10ZSCSDciwf-rgkQLT7wW4uZCoqTZ7187sCodHd6nw3nghqbtqN05fQ3Yq7ykwaR8pdQBFb2L9l7DhLLuXIREDKIFUHBSUs8OnvXFMg";
String expected =
"eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiJ9.eyJleHAiOjEzMDA4MTkzODAsImlzcyI6ImpvZSIsImh0dHA6Ly9leGFtcGxlLmNvbS9pc19yb290Ijp0cnVlfQ"
+ "."
+ signature;
signer.sign(jwt);
String actual = jwt.toString();
assertThat(signer.verify(actual), equalTo(true));
assertThat(actual, equalTo(expected));
assertThat(jwt.getSignature(), equalTo(signature));
}