FINERACT-1724: JSON logging support

buildSrc/src/main/groovy/org.apache.fineract.dependencies.gradle

@@ -44,6 +44,10 @@ dependencyManagement {
         dependency 'org.slf4j:log4j-over-slf4j:1.7.36'
         dependency 'ch.qos.logback:logback-core:1.2.11'
         dependency 'ch.qos.logback:logback-classic:1.2.11'
+        dependency 'ch.qos.logback.contrib:logback-json-classic:0.1.5'
+        dependency 'ch.qos.logback.contrib:logback-jackson:0.1.5'
+        dependency 'org.codehaus.janino:janino:3.1.9'
+
 
         dependency 'org.eclipse.persistence:org.eclipse.persistence.jpa:2.7.10'
         dependency 'com.google.guava:guava:31.1-jre'

fineract-provider/dependencies.gradle

@@ -164,6 +164,10 @@ dependencies {
     annotationProcessor 'org.projectlombok:lombok'
     annotationProcessor 'org.mapstruct:mapstruct-processor'
 
+    implementation 'ch.qos.logback.contrib:logback-json-classic'
+    implementation 'ch.qos.logback.contrib:logback-jackson'
+    implementation 'org.codehaus.janino:janino'
+
     // testCompile dependencies are ONLY used in src/test, not src/main.
     // Do NOT repeat dependencies which are ALREADY in implementation or runtimeOnly!
     //

fineract-provider/src/main/resources/application.properties

@@ -104,6 +104,7 @@ fineract.report.export.s3.enabled=${FINERACT_REPORT_EXPORT_S3_ENABLED:false}
 fineract.jpa.statementLoggingEnabled=${FINERACT_STATEMENT_LOGGING_ENABLED:false}
 
 fineract.notification.user-notification-system.enabled=${FINERACT_USER_NOTIFICATION_SYSTEM_ENABLED:true}
+fineract.logging.json.enabled=${FINERACT_LOGGING_JSON_ENABLED:false}
 
 # Logging pattern for the console
 logging.pattern.console=${CONSOLE_LOG_PATTERN:%clr(%d{yyyy-MM-dd HH:mm:ss.SSS}){faint} %clr(${LOG_LEVEL_PATTERN:-%5p}) %clr(${PID:- }){magenta} %clr(%replace([%X{correlationId}]){'\\[\\]', ''}) %clr(---){faint} %clr([%15.15t]){faint} %clr(%-40.40logger{39}){cyan} %clr(:){faint} %m%n${LOG_EXCEPTION_CONVERSION_WORD:%wEx}}

fineract-provider/src/main/resources/logback-spring.xml

@@ -20,9 +20,11 @@
 
 -->
 <configuration>
+    <springProperty name="jsonLoggingEnabled" source="fineract.logging.json.enabled" defaultValue="false"/>
+
     <!-- see https://docs.spring.io/spring-boot/docs/current/reference/html/spring-boot-features.html#boot-features-custom-log-configuration
          and https://github.com/spring-projects/spring-boot/tree/master/spring-boot-project/spring-boot/src/main/resources/org/springframework/boot/logging/logback -->
-    <include resource="org/springframework/boot/logging/logback/defaults.xml" />
+    <include resource="org/springframework/boot/logging/logback/defaults.xml"/>
 
     <appender name="CONSOLE" target="System.out" class="ch.qos.logback.core.ConsoleAppender">
         <encoder>
@@ -30,15 +32,33 @@
         </encoder>
     </appender>
 
-    <!-- See https://github.com/apache/fineract/#logging-guidelines for why by default we log only to INFO, only (WARN and) ERROR
-         but it's still possible to override this using java -Dlogging.level.root=info -jar fineract-provider.jar, as per https://docs.spring.io/spring-boot/docs/current/reference/html/spring-boot-features.html#boot-features-custom-log-levels -->
-    <root level="info">
-        <appender-ref ref="CONSOLE" />
-    </root>
-
     <!-- But these three INFO are still handy ;-) just to see when it's up and running -->
-    <logger name="org.springframework.boot.web.embedded.tomcat.TomcatWebServer" level="info" />
-    <logger name="org.apache.fineract.ServerApplication" level="info" />
-    <logger name="org.apache.fineract" level="${FINERACT_LOGGING_LEVEL:-INFO}" />
-    <logger name="liquibase" level="info" />
+    <logger name="org.springframework.boot.web.embedded.tomcat.TomcatWebServer" level="info"/>
+    <logger name="org.apache.fineract.ServerApplication" level="info"/>
+    <logger name="org.apache.fineract" level="${FINERACT_LOGGING_LEVEL:-INFO}"/>
+    <logger name="liquibase" level="info"/>
+
+    <if condition="${jsonLoggingEnabled} == true">
+        <then>
+            <appender name="JSON" class="ch.qos.logback.core.ConsoleAppender">
+                <layout class="ch.qos.logback.contrib.json.classic.JsonLayout">
+                    <jsonFormatter class="ch.qos.logback.contrib.jackson.JacksonJsonFormatter">
+                        <prettyPrint>false</prettyPrint>
+                    </jsonFormatter>
+                    <appendLineSeparator>true</appendLineSeparator>
+                </layout>
+            </appender>
+
+            <root level="info">
+                <appender-ref ref="JSON"/>
+            </root>
+        </then>
+        <else>
+            <!-- See https://github.com/apache/fineract/#logging-guidelines for why by default we log only to INFO, only (WARN and) ERROR
+                 but it's still possible to override this using java -Dlogging.level.root=info -jar fineract-provider.jar, as per https://docs.spring.io/spring-boot/docs/current/reference/html/spring-boot-features.html#boot-features-custom-log-levels -->
+            <root level="info">
+                <appender-ref ref="CONSOLE"/>
+            </root>
+        </else>
+    </if>
 </configuration>

fineract-provider/src/test/java/org/apache/fineract/infrastructure/classpath/ClasspathDuplicatesStepDefinitions.java

@@ -112,6 +112,7 @@ public class ClasspathDuplicatesStepDefinitions implements En {
                 || resourcePath.equals("META-INF/ECLIPSE_.RSA") || resourcePath.equals("META-INF/BC2048KE.DSA")
                 || resourcePath.equals("META-INF/BC1024KE.DSA") || resourcePath.equals("META-INF/BC2048KE.SF")
                 || resourcePath.equals("META-INF/BC1024KE.SF") || resourcePath.equals("OSGI-INF/bundle.info")
+                || resourcePath.equals("META-INF/DUMMY.SF") || resourcePath.equals("META-INF/DUMMY.DSA")
                 // Spring Framework knows what they are do..
                 || resourcePath.startsWith("META-INF/spring") || resourcePath.startsWith("META-INF/additional-spring")
                 || resourcePath.startsWith("META-INF/terracotta")