+ *
+ *
+ *
+ * Company: Central IT - Governança Corporativa - + *
+ * + *+ * Title: + *
+ * + *+ * Description: + *
+ * + *+ * Iniciativa(s): NUMERO_INICIATIVA + *
+ * + *+ * Regra(s) de negócio: NUMERO_REGRA_DE_NEGOCIO + *
+ * + * @since 30/04/2016 - 13:47:33 + * + * @version 1.0.0 + * + * @author rogerio.costa + * + */ +public interface AssinaturaUtilService { + + /** + *+ * Iniciativa(s): NUMERO_INICIATIVA + *
+ * + *+ * Regra(s) de negócio: NUMERO_REGRA_DE_NEGOCIO + *
+ * + * Método responsável por assinar o documento + * + * @author rogerio.costa + * + * @param mensagem + * @return byte[] + * @throws Exception + */ + byte[] geraAssinatura(byte[] conteudo) throws Exception; + +} diff --git a/cit-ecm-api/src/main/java/br/com/centralit/api/service/impl/AssinaturaServiceImpl.java b/cit-ecm-api/src/main/java/br/com/centralit/api/service/impl/AssinaturaServiceImpl.java index 542ca2f..2da795d 100644 --- a/cit-ecm-api/src/main/java/br/com/centralit/api/service/impl/AssinaturaServiceImpl.java +++ b/cit-ecm-api/src/main/java/br/com/centralit/api/service/impl/AssinaturaServiceImpl.java @@ -24,76 +24,84 @@ import br.com.centralit.framework.service.arquitetura.GenericServiceImpl; import br.com.centralit.framework.util.UtilObjeto; import br.com.centralit.framework.util.UtilString; - /** - *Title:
- *Description:
+ *+ * Title: + *
+ *+ * Description: + *
* * @since 22/04/2016 - 11:50:56 * @author rogerio.cassimiro - * + * */ @Service("assinaturaService") public class AssinaturaServiceImpl extends GenericServiceImpl
+ *
+ *
+ * Company: Central IT - Governança Corporativa - + *
+ * + *+ * Title: AssinaturaUtilServiceImpl + *
+ * + *+ * Description: Classe responsável por assinar e validar autenticidade do documento. + *
+ * + *+ * Iniciativa(s): NUMERO_INICIATIVA + *
+ * + *+ * Regra(s) de negócio: NUMERO_REGRA_DE_NEGOCIO + *
+ * + * @since 30/04/2016 - 13:47:59 + * + * @version 1.0.0 + * + * @author rogerio.costa + * + */ +@Service("assinaturaUtilService") +public class AssinaturaUtilServiceImpl implements AssinaturaUtilService { + + /** Atributo publicKeyFile. */ + @Value("${ecm.signature.publicKeyFile}") + private File publicKeyFile; + + /** Atributo privateKeyFile. */ + @Value("${ecm.signature.privateKeyFile}") + private File privateKeyFile; + + /** + *+ * Iniciativa(s): NUMERO_INICIATIVA + *
+ * + *+ * Regra(s) de negócio: NUMERO_REGRA_DE_NEGOCIO + *
+ * + * Método responsável por assinar o documento + * + * @author rogerio.costa + * + * @param mensagem + * @return byte[] + * @throws InvalidKeyException + * @throws Exception + */ + public byte[] geraAssinatura(byte[] conteudo) throws Exception { + + Signature sig = Signature.getInstance("SHA1withRSA"); + + // Inicializando Obj Signature com a Chave Privada + sig.initSign(this.getPrivateKey()); + + // Gerar assinatura + sig.update(this.gerarHash(conteudo)); + + byte[] assinatura = sig.sign(); + + return assinatura; + } + + /** + *+ * Iniciativa(s): NUMERO_INICIATIVA + *
+ * + *+ * Regra(s) de negócio: NUMERO_REGRA_DE_NEGOCIO + *
+ * + * Método responsável por + * + * @author rogerio.costa + * + * @param conteudo + * @param assinatura + * @throws Exception + */ + public Boolean validarAutenticidade(byte[] conteudo, byte[] assinatura) throws Exception { + + Signature clientSig = Signature.getInstance("SHA1withRSA"); + + clientSig.initVerify(getPublicKey()); + + clientSig.update(this.gerarHash(conteudo)); + + return clientSig.verify(assinatura); + + } + + /** + *+ * Iniciativa(s): NUMERO_INICIATIVA + *
+ * + *+ * Regra(s) de negócio: NUMERO_REGRA_DE_NEGOCIO + *
+ * + * Método responsável por obter a chave privada + * + * @author rogerio.costa + * + * @return PrivateKey + * + * @throws Exception + */ + public PrivateKey getPrivateKey() throws Exception { + + FileInputStream fis = new FileInputStream(this.privateKeyFile); + + DataInputStream dataInputStream = new DataInputStream(fis); + + byte[] keyBytes = new byte[(int) this.privateKeyFile.length()]; + + dataInputStream.readFully(keyBytes); + + dataInputStream.close(); + + PKCS8EncodedKeySpec spec = new PKCS8EncodedKeySpec(keyBytes); + + KeyFactory keyFactory = KeyFactory.getInstance("RSA"); + + return keyFactory.generatePrivate(spec); + + } + + /** + *+ * Iniciativa(s): NUMERO_INICIATIVA + *
+ * + *+ * Regra(s) de negócio: NUMERO_REGRA_DE_NEGOCIO + *
+ * + * Método responsável por obter a chace pública + * + * @author rogerio.costa + * + * @return + * @throws Exception + */ + public PublicKey getPublicKey() throws Exception { + + FileInputStream fis = new FileInputStream(this.publicKeyFile); + + DataInputStream dataInputStream = new DataInputStream(fis); + + byte[] keyBytes = new byte[(int) this.publicKeyFile.length()]; + + dataInputStream.readFully(keyBytes); + + dataInputStream.close(); + + X509EncodedKeySpec spec = new X509EncodedKeySpec(keyBytes); + + KeyFactory keyFactory = KeyFactory.getInstance("RSA"); + + return keyFactory.generatePublic(spec); + } + + /** + *+ * Iniciativa(s): NUMERO_INICIATIVA + *
+ * + *+ * Regra(s) de negócio: NUMERO_REGRA_DE_NEGOCIO + *
+ * + * Método responsável por gerar o hash do documento + * + * @author rogerio.costa + * + * @param doc + * @return + * @throws NoSuchAlgorithmException + */ + public byte[] gerarHash(byte[] doc) throws NoSuchAlgorithmException { + + MessageDigest md = MessageDigest.getInstance("MD5"); + + md.update(doc); + + return md.digest(); + } + +} diff --git a/cit-ecm-api/src/main/resources/keys/private_key.der b/cit-ecm-api/src/main/resources/keys/private_key.der new file mode 100644 index 0000000..9545e63 Binary files /dev/null and b/cit-ecm-api/src/main/resources/keys/private_key.der differ diff --git a/cit-ecm-api/src/main/resources/keys/private_key.pem b/cit-ecm-api/src/main/resources/keys/private_key.pem new file mode 100644 index 0000000..bdba1c5 --- /dev/null +++ b/cit-ecm-api/src/main/resources/keys/private_key.pem @@ -0,0 +1,27 @@ +-----BEGIN RSA PRIVATE KEY----- +MIIEowIBAAKCAQEAuz6F91j0K2cogHAWhvTON6TKqHwxn97zA4U2TrjuczwQxAnz +Z/EzxbNKwxpMktuoVMTRYrqRAPWEK4mEMC4yQnH0O5NmwVtqf1/URd3CuNwszWRC +EXY1H1e4K26aLFQHaudBkVxkAPdzozX1guJWrG7y6pKn2RNt17h0DLJGvf21RFKl +7M06UewXartSF0VtxiOXA5RktmNh/E7zwaY/y7CBEoiYR/Vhg+xv1a9x1TwslbR5 +/KpVDiarLXJ4ssU0Zx/dT7l9wdx8wNox2SpkrC6jHyum8v++3vV1qMIbQ91nkyaD +qQ4QRhGxd35iqSIolbkP3eq63zX8kHw/RxwP6wIDAQABAoIBAHkIDxw1GY88nQd4 +bHdLokiBcqW5sXH/cOGjp9j23NsLxmKRdA6J8Mcn/3lhdIGxDnvMxPOmWLhf+tER +kKp8Eey1MAOaYd82Mf6neNS4ZXeMikExPyt+VxQtZVRdp7Zjkm/dj5pgOBwP12V2 +KX4yw4euJ8LMjUZZsrSv/AOA8Q045tVpcN7u53gMJ6PmmSA1CGYM0UXBZ7tuLzIj +YiSwSL6ANtAYjbRy5ZZlYDAWUg7c+XG1+i85AsCiblJUQFvGje1eqPzgK+qAB/TO +AfJLYCZewOL8ZA3cY8zPZHl1qA48Pj6pJxYx+FwutILO7ufxzJBnI1BT4yt1QYAT +4ckes/ECgYEA89PuCxHAC32AgTBSwxRKedOQQuqv55idNluEbKn13wnHni5gBl2u +d4z1qzUVjLaWUzLiybijmdsW0sjsCDOd3QlBFdg3R2x5qJbI2FLv2PDNuQCohqRr +N0pwscBpJCgboI+nADdxTu3RJZplIro6jbrhneV0HkWA1T7KTkY/XtUCgYEAxJd3 +YqPXte/SertCUs4Nq8L45+jF2mGaWpHAlDfDcQVYcnA7ALdgwRS9H/2v0ZTC1Iwf +GhkmIbGGnJKt5aYpqeR1stzMBL1HvZgaCQQAu/59BQl2VSWRlSVUWhMk8uD91NKm +Hl63DTvUrxkieSsswnj371U7BGbMLBXMkYDgk78CgYBMnoIk9FT2x19EOV0odA3b +LoIcpQbVrf1pAWUhiF780WPq7wO5vGKAqsjgHfRBnXarekgNv3mZdWE8p2qUQTQQ +K0JKjQEB7rJkKc2/PICmGTVsNyq99JjEbR3wnVfsxrW3xKxjwwhWFyErwdKaEQ8p +TlprdZkBkjGj0PFdm3F6aQKBgQCgrFaztMspdI+nJYMoYCZGOnzqNZH3UQwxd6xY +t1ax+bd3GIjwpe+a/tMv4UwgU6AEzVziHKnQoeIt96fO6MZmh0U24USRnw2SRE0L +D012WKFfS4N+Rc09g5v0Xm81XnO2zE9exPSBCWRjk3xcYdAcRXgGELfCei3m3g4q +4ZUqywKBgCk/PdKa3xNQRYX5V29Jlgn+NiJgcgKPmW56QFT55H6AOaJM4h0Q6P5F +UVV6se5HRIne+5rf2Lh1nyldW4qp9Ujeo7Ku8uqivgqXxTsb/BdNvhSU9xR8G/0w +8HgFEMKqZ1njJhLUTa4547bSwf3VAwmoWcsaEl/b5dyGN/f4lBxP +-----END RSA PRIVATE KEY----- diff --git a/cit-ecm-api/src/main/resources/keys/public_key.der b/cit-ecm-api/src/main/resources/keys/public_key.der new file mode 100644 index 0000000..b09ff34 Binary files /dev/null and b/cit-ecm-api/src/main/resources/keys/public_key.der differ -- libgit2 0.21.2