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rootProject.name = "MonsterUtilities" |
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package xerus.monstercat | ||
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import ch.qos.logback.classic.Level | ||
import ch.qos.logback.classic.LoggerContext | ||
import ch.qos.logback.classic.encoder.PatternLayoutEncoder | ||
import ch.qos.logback.classic.filter.ThresholdFilter | ||
import ch.qos.logback.classic.spi.Configurator | ||
import ch.qos.logback.classic.spi.ILoggingEvent | ||
import ch.qos.logback.core.ConsoleAppender | ||
import ch.qos.logback.core.FileAppender | ||
import ch.qos.logback.core.spi.ContextAwareBase | ||
import kotlinx.coroutines.GlobalScope | ||
import kotlinx.coroutines.launch | ||
import mu.KotlinLogging | ||
import org.slf4j.Logger | ||
import org.slf4j.LoggerFactory | ||
import xerus.ktutil.currentSeconds | ||
import xerus.ktutil.getStackTraceString | ||
import java.io.File | ||
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private val logDir: File | ||
get() = cacheDir.resolve("logs").apply { mkdirs() } | ||
private val logFile = logDir.resolve("log${currentSeconds()}.txt") | ||
private var logLevel: Level = Level.WARN | ||
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internal fun initLogging(args: Array<String>) { | ||
args.indexOf("--loglevel").takeIf { it > -1 }?.let { | ||
logLevel = args.getOrNull(it + 1)?.let { Level.toLevel(it, null) } ?: run { | ||
println("WARNING: Loglevel argument given without a valid value! Use one of {OFF, ERROR, WARN, INFO, DEBUG, TRACE, ALL}") | ||
return@let | ||
} | ||
} | ||
Thread.setDefaultUncaughtExceptionHandler { thread, ex -> | ||
LoggerFactory.getLogger(Logger.ROOT_LOGGER_NAME).warn("Uncaught exception in $thread: ${ex.getStackTraceString()}") | ||
} | ||
val logger = KotlinLogging.logger { } | ||
logger.info("Console loglevel: $logLevel") | ||
logger.info("Logging to $logFile") | ||
GlobalScope.launch { | ||
val logs = logDir.listFiles() | ||
if (logs.size > 10) { | ||
logs.asSequence().sortedByDescending { it.name }.drop(5).filter { | ||
val timestamp = it.nameWithoutExtension.substring(3).toIntOrNull() | ||
?: return@filter true | ||
timestamp + 200_000 < currentSeconds() | ||
}.also { | ||
val count = it.count() | ||
if (count > 0) | ||
logger.debug("Deleting $count old logs") | ||
}.forEach { it.delete() } | ||
} | ||
} | ||
} | ||
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internal class LogbackConfigurator : ContextAwareBase(), Configurator { | ||
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override fun configure(lc: LoggerContext) { | ||
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val encoder = PatternLayoutEncoder().apply { | ||
context = lc | ||
pattern = "%d{HH:mm:ss} [%-25.25thread] %-5level %-30logger{30} %msg%n" | ||
start() | ||
} | ||
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val consoleAppender = ConsoleAppender<ILoggingEvent>().apply { | ||
name = "console" | ||
context = lc | ||
this.encoder = encoder | ||
addFilter(ThresholdFilter().apply { | ||
setLevel(logLevel.toString()) | ||
start() | ||
}) | ||
start() | ||
} | ||
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val fileAppender = FileAppender<ILoggingEvent>().apply { | ||
name = "file" | ||
file = logFile.toString() | ||
context = lc | ||
this.encoder = encoder | ||
start() | ||
} | ||
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val rootLogger = lc.getLogger(Logger.ROOT_LOGGER_NAME) | ||
if (logLevel.levelInt < Level.DEBUG_INT) | ||
rootLogger.level = logLevel | ||
rootLogger.addAppender(consoleAppender) | ||
rootLogger.addAppender(fileAppender) | ||
} | ||
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} |
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