Update network logging dependency

pom.xml

@@ -54,9 +54,9 @@
             <version>${dropwizard.version}</version>
         </dependency>
         <dependency>
-            <groupId>com.dcsquare</groupId>
-            <artifactId>dropwizard-papertrail</artifactId>
-            <version>1.2</version>
+            <groupId>com.papertrailapp</groupId>
+            <artifactId>logback-syslog4j</artifactId>
+            <version>1.0.0</version>
         </dependency>
         <dependency>
             <groupId>org.bouncycastle</groupId>

src/main/java/org/whispersystems/textsecuregcm/metrics/LoggingNetworkAppenderFactory.java

@@ -0,0 +1,121 @@
+package org.whispersystems.textsecuregcm.metrics;
+
+
+import ch.qos.logback.classic.LoggerContext;
+import ch.qos.logback.classic.spi.ILoggingEvent;
+import ch.qos.logback.core.Appender;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonTypeName;
+import com.papertrailapp.logback.Syslog4jAppender;
+import io.dropwizard.logging.AbstractAppenderFactory;
+import io.dropwizard.logging.async.AsyncAppenderFactory;
+import io.dropwizard.logging.filter.LevelFilterFactory;
+import io.dropwizard.logging.layout.LayoutFactory;
+import io.dropwizard.validation.PortRange;
+import org.hibernate.validator.constraints.NotEmpty;
+import org.productivity.java.syslog4j.impl.net.tcp.ssl.SSLTCPNetSyslogConfig;
+
+import javax.validation.constraints.NotNull;
+import java.util.TimeZone;
+
+@JsonTypeName("papertrail")
+public class LoggingNetworkAppenderFactory extends AbstractAppenderFactory<ILoggingEvent> {
+
+  @JsonProperty
+  @NotEmpty
+  private String ident;
+
+  @JsonProperty
+  @NotEmpty
+  private String host;
+
+  @JsonProperty
+  @PortRange(min = 1)
+  @NotNull
+  private Integer port;
+
+  @JsonProperty
+  private TimeZone timeZone = TimeZone.getTimeZone("UTC");
+
+  @JsonProperty
+  @NotEmpty
+  private String facility = "USER";
+
+  @JsonProperty
+  private boolean sendLocalName = true;
+
+  public String getIdent() {
+    return ident;
+  }
+
+  public void setIdent(final String ident) {
+    this.ident = ident;
+  }
+
+  public String getHost() {
+    return host;
+  }
+
+  public void setHost(final String host) {
+    this.host = host;
+  }
+
+  public Integer getPort() {
+    return port;
+  }
+
+  public void setPort(final Integer port) {
+    this.port = port;
+  }
+
+  public TimeZone getTimeZone() {
+    return timeZone;
+  }
+
+  public void setTimeZone(final TimeZone timeZone) {
+    this.timeZone = timeZone;
+  }
+
+  public String getFacility() {
+    return facility;
+  }
+
+  public void setFacility(final String facility) {
+    this.facility = facility;
+  }
+
+  public boolean isSendLocalName() {
+    return sendLocalName;
+  }
+
+  public void setSendLocalName(final boolean sendLocalName) {
+    this.sendLocalName = sendLocalName;
+  }
+
+  @Override
+  public Appender<ILoggingEvent> build(LoggerContext context,
+                                       String applicationName,
+                                       LayoutFactory<ILoggingEvent> layoutFactory,
+                                       LevelFilterFactory<ILoggingEvent> levelFilterFactory,
+                                       AsyncAppenderFactory<ILoggingEvent> asyncAppenderFactory)
+  {
+    final Syslog4jAppender<ILoggingEvent> syslogAppender = new Syslog4jAppender<>();
+    syslogAppender.setContext(context);
+    syslogAppender.setLayout(buildLayout(context, layoutFactory));
+    syslogAppender.setName("SYSLOG-TLS");
+    final SSLTCPNetSyslogConfig syslogConfig = new SSLTCPNetSyslogConfig();
+
+    syslogConfig.setIdent(ident);
+    syslogConfig.setHost(host);
+    syslogConfig.setPort(port);
+    syslogConfig.setFacility(facility);
+    syslogConfig.setSendLocalName(sendLocalName);
+
+    syslogAppender.setSyslogConfig(syslogConfig);
+
+    syslogAppender.addFilter(levelFilterFactory.build(threshold));
+    syslogAppender.start();
+
+    return syslogAppender;
+  }
+}

src/main/resources/META-INF/services/io.dropwizard.logging.AppenderFactory

@@ -0,0 +1 @@
+org.whispersystems.textsecuregcm.metrics.LoggingNetworkAppenderFactory