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Issue 81: Allow using encrypted password in the dbdeploy maven plugin #11

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Issue 81: Allow using encrypted password in the dbdeploy maven plugin #11

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5 changes: 5 additions & 0 deletions maven-dbdeploy-plugin/pom.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,11 @@
<artifactId>maven-plugin-api</artifactId>
<version>2.0</version>
</dependency>
<dependency>
<groupId>org.jasypt</groupId>
<artifactId>jasypt</artifactId>
<version>1.9.2</version>
</dependency>
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>dbdeploy-core</artifactId>
Expand Down
41 changes: 37 additions & 4 deletions maven-dbdeploy-plugin/src/main/java/com/dbdeploy/mojo/AbstractDbDeployMojo.java
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Original file line number Diff line number Diff line change
Expand Up @@ -15,12 +15,14 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import java.io.File;

import org.apache.maven.plugin.AbstractMojo;
import org.jasypt.encryption.pbe.StandardPBEStringEncryptor;

import com.dbdeploy.DbDeploy;
import com.dbdeploy.database.DelimiterType;
import com.dbdeploy.database.LineEnding;
import org.apache.maven.plugin.AbstractMojo;

import java.io.File;

/**
* Abstract class that all dbdeploy database goals should extend.
Expand Down Expand Up @@ -121,7 +123,7 @@ protected DbDeploy getConfiguredDbDeploy() {
dbDeploy.setScriptdirectory(scriptdirectory);
dbDeploy.setDriver(driver);
dbDeploy.setUrl(url);
dbDeploy.setPassword(password);
dbDeploy.setPassword(getPassword());
dbDeploy.setUserid(userid);

if (encoding != null) {
Expand Down Expand Up @@ -150,4 +152,35 @@ protected DbDeploy getConfiguredDbDeploy() {

return dbDeploy;
}

private String getPassword() {
return isEncrypted(password) ? unwrapAndDecrypt(password) : password;
}

private boolean isEncrypted(String password) {
return password != null && password.startsWith("ENC(") && password.endsWith(")");
}

private String unwrapAndDecrypt(String password) {
return decrypt(unwrap(password));
}

private String unwrap(String password) {
return password.substring(4, password.length() - 1);
}

private String decrypt(String encrypted) {
StandardPBEStringEncryptor encryptor = new StandardPBEStringEncryptor();
String encryptionKey = System.getProperty("encryptionKey");
if (encryptionKey == null || encryptionKey.trim().isEmpty()) {
throw new IllegalArgumentException("VM property 'encryptionKey' must be set when using encrypted password.");
}
encryptor.setPassword(encryptionKey);

try {
return encryptor.decrypt(encrypted);
} catch (Exception e) {
throw new RuntimeException("There was an error decrypting the password. Make sure it is a valid encrypted password.", e);
}
}
}