Initial commit

src/main/java/com/samsung/config/JasyptConfig.java

@@ -0,0 +1,53 @@
+package com.samsung.config;
+
+import lombok.extern.log4j.Log4j2;
+import org.apache.commons.lang3.StringUtils;
+import org.jasypt.encryption.StringEncryptor;
+import org.jasypt.encryption.pbe.PooledPBEStringEncryptor;
+import org.jasypt.encryption.pbe.config.SimpleStringPBEConfig;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Log4j2
+@Configuration
+public class JasyptConfig {
+
+    @Value("${jasypt.encryptor.pool-size:PBEWithMD5AndDES}")
+    private String ALGORITHM;
+
+    @Value("${jasypt.encryptor.key-obtention-iterations:1000}")
+    private String CNT;
+
+    @Value("${jasypt.encryptor.pool-size:1}")
+    private String POOL_SIZE;
+
+    @Value("${jasypt.encryptor.string-output-type:base64}")
+    private String BASE64;
+
+    @Value("${jasypt.encryptor.password-property-name:JASYPT_KEY}")
+    private String passwordPropertyName;
+
+    @Bean("jasyptStringEncryptor")
+    public StringEncryptor stringEncryptor() throws Exception {
+        String password = getPassword();
+
+        if (StringUtils.isEmpty(password))
+            throw new Exception("can not find encrypt/decrypt password. please confirm environment variable");
+
+        SimpleStringPBEConfig config = new SimpleStringPBEConfig();
+        config.setPassword(password);
+        config.setAlgorithm(ALGORITHM);
+        config.setKeyObtentionIterations(CNT);
+        config.setPoolSize(POOL_SIZE);
+        config.setStringOutputType(BASE64);
+
+        PooledPBEStringEncryptor encryptor = new PooledPBEStringEncryptor();
+        encryptor.setConfig(config);
+        return encryptor;
+    }
+
+    private String getPassword() {
+        return StringUtils.isNotEmpty(System.getenv(passwordPropertyName)) ? System.getenv(passwordPropertyName) : System.getProperty(passwordPropertyName);
+    }
+}