feat: json logger

Fix #853

build.sbt

@@ -56,6 +56,7 @@ libraryDependencies += "com.auth0"             % "java-jwt"                   %
 libraryDependencies += "com.typesafe.akka"    %% "akka-http"                  % "10.2.10"
 libraryDependencies += "com.github.jknack"     % "handlebars"                 % "4.4.0"
 libraryDependencies += "com.github.jknack"     % "handlebars-jackson"         % "4.4.0" excludeAll (excludesJackson: _*)
+libraryDependencies += "net.logstash.logback"  % "logstash-logback-encoder"   % "8.0" excludeAll (excludesJackson: _*)
 
 libraryDependencies += "org.scalatestplus.play"       %% "scalatestplus-play"   % "5.0.0"    % Test
 libraryDependencies += "org.scalatest"                %% "scalatest-flatspec"   % "3.2.12"   % "test"

conf/json-logger.xml

@@ -0,0 +1,35 @@
+<!-- https://www.playframework.com/documentation/latest/SettingsLogger -->
+<configuration>
+
+    <conversionRule conversionWord="coloredLevel" converterClass="play.api.libs.logback.ColoredLevel" />
+
+    <logger name="jsonEncoderLogger" level="TRACE">
+        <appender-ref ref="jsonEncoder" />
+    </logger>
+    <appender name="FILE" class="ch.qos.logback.core.FileAppender">
+        <file>${application.home:-.}/logs/application.log</file>
+        <encoder class="net.logstash.logback.encoder.LogstashEncoder"/>
+    </appender>
+
+    <appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
+        <encoder class="net.logstash.logback.encoder.LogstashEncoder"/>
+    </appender>
+
+    <appender name="ASYNCFILE" class="ch.qos.logback.classic.AsyncAppender">
+        <appender-ref ref="FILE" />
+    </appender>
+
+    <appender name="ASYNCSTDOUT" class="ch.qos.logback.classic.AsyncAppender">
+        <appender-ref ref="STDOUT" />
+    </appender>
+
+    <logger name="play" level="INFO" />
+    <logger name="application" level="INFO" />
+    <logger name="izanami-wasm" level="WARN" />
+
+    <root level="INFO">
+        <!--<appender-ref ref="ASYNCFILE" />-->
+        <appender-ref ref="ASYNCSTDOUT" />
+    </root>
+
+</configuration>

manual/docs/04-guides/12-configuration.mdx

@@ -140,3 +140,9 @@ With configurable values
 | initial delay (in seconds) | app.webhooks.retry.intial-delay | IZANAMI_WEBHOOK_RETRY_INITIAL_DELAY |
 | max delay (in seconds)     | app.webhooks.retry.max-delay    | IZANAMI_WEBHOOK_RETRY_MAX_DELAY     |
 | multiplier                 | app.webhooks.retry.multiplier   | IZANAMI_WEBHOOK_RETRY_MULTIPLIER    |
+
+### Logging
+
+To change logger, refer to [play documentation page](https://www.playframework.com/documentation/3.0.x/SettingsLogger).
+
+Izanami embed a json logger by default, therefore to have log at logstash json format, you can use the `-Dlogger.resource=json-logger.xml` argument.