+package org.asamk.signal;
+
+import java.io.File;
+
+import ch.qos.logback.classic.Level;
+import ch.qos.logback.classic.Logger;
+import ch.qos.logback.classic.LoggerContext;
+import ch.qos.logback.classic.PatternLayout;
+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.Layout;
+import ch.qos.logback.core.encoder.LayoutWrappingEncoder;
+import ch.qos.logback.core.filter.Filter;
+import ch.qos.logback.core.spi.ContextAwareBase;
+import ch.qos.logback.core.spi.FilterReply;
+
+public class LogConfigurator extends ContextAwareBase implements Configurator {
+
+ private static int verboseLevel = 0;
+ private static File logFile = null;
+
+ public static void setVerboseLevel(int verboseLevel) {
+ LogConfigurator.verboseLevel = verboseLevel;
+ }
+
+ public static void setLogFile(File logFile) {
+ LogConfigurator.logFile = logFile;
+ }
+
+ public void configure(LoggerContext lc) {
+ final var rootLogger = lc.getLogger(Logger.ROOT_LOGGER_NAME);
+
+ final var defaultLevel = verboseLevel > 1 ? Level.ALL : verboseLevel > 0 ? Level.DEBUG : Level.INFO;
+ rootLogger.setLevel(defaultLevel);
+
+ final var consoleLayout = verboseLevel == 0 || logFile != null
+ ? createSimpleLoggingLayout(lc)
+ : createDetailedLoggingLayout(lc);
+ final var consoleAppender = createLoggingConsoleAppender(lc, createLayoutWrappingEncoder(consoleLayout));
+ rootLogger.addAppender(consoleAppender);
+
+ lc.getLogger("com.zaxxer.hikari")
+ .setLevel(verboseLevel > 1 ? Level.ALL : verboseLevel > 0 ? Level.INFO : Level.WARN);
+
+ if (logFile != null) {
+ consoleAppender.addFilter(new Filter<>() {
+ @Override
+ public FilterReply decide(final ILoggingEvent event) {
+ return event.getLevel().isGreaterOrEqual(Level.INFO)
+ && !"LibSignal".equals(event.getLoggerName())
+ && (
+ event.getLevel().isGreaterOrEqual(Level.WARN) || !event.getLoggerName()
+ .startsWith("com.zaxxer.hikari")
+ )
+
+ ? FilterReply.NEUTRAL : FilterReply.DENY;
+ }
+ });
+
+ final var fileLayout = createDetailedLoggingLayout(lc);
+ final var fileAppender = createLoggingFileAppender(lc, createLayoutWrappingEncoder(fileLayout));
+ rootLogger.addAppender(fileAppender);
+ }
+ }
+
+ private ConsoleAppender<ILoggingEvent> createLoggingConsoleAppender(
+ final LoggerContext lc, final LayoutWrappingEncoder<ILoggingEvent> layoutEncoder
+ ) {
+ return new ConsoleAppender<>() {{
+ setContext(lc);
+ setName("console");
+ setTarget("System.err");
+ setEncoder(layoutEncoder);
+ start();
+ }};
+ }
+
+ private FileAppender<ILoggingEvent> createLoggingFileAppender(
+ final LoggerContext lc, final LayoutWrappingEncoder<ILoggingEvent> layoutEncoder
+ ) {
+ return new FileAppender<>() {{
+ setContext(lc);
+ setName("file");
+ setFile(logFile.getAbsolutePath());
+ setEncoder(layoutEncoder);
+ start();
+ }};
+ }
+
+ private LayoutWrappingEncoder<ILoggingEvent> createLayoutWrappingEncoder(final Layout<ILoggingEvent> l) {
+ return new LayoutWrappingEncoder<>() {{
+ setContext(l.getContext());
+ setLayout(l);
+ }};
+ }
+
+ private PatternLayout createSimpleLoggingLayout(final LoggerContext lc) {
+ return new PatternLayout() {{
+ setPattern("%-5level %logger{0} - %msg%n");
+ setContext(lc);
+ start();
+ }};
+ }
+
+ private PatternLayout createDetailedLoggingLayout(final LoggerContext lc) {
+ return new PatternLayout() {{
+ setPattern("%d{yyyy-MM-dd'T'HH:mm:ss.SSSXX} [%thread] %-5level %logger{36} - %msg%n");
+ setContext(lc);
+ start();
+ }};
+ }
+}
git.nmode.ca / signal-cli / commitdiff
