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.idea/inspectionProfiles/Project_Default.xml

@@ -0,0 +1,8 @@
+<component name="InspectionProjectProfileManager">
+  <profile version="1.0">
+    <option name="myName" value="Project Default" />
+    <inspection_tool class="AutoCloseableResource" enabled="true" level="WARNING" enabled_by_default="true">
+      <option name="METHOD_MATCHER_CONFIG" value="java.util.Formatter,format,java.io.Writer,append,com.google.common.base.Preconditions,checkNotNull,org.hibernate.Session,close,java.io.PrintWriter,printf,java.io.PrintStream,printf,io.opentelemetry.context.ImplicitContextKeyed,makeCurrent" />
+    </inspection_tool>
+  </profile>
+</component>

.idea/workspace (conflicted copy 2023-11-16 204932).xml

@@ -0,0 +1,159 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="AutoImportSettings">
+    <option name="autoReloadType" value="SELECTIVE" />
+  </component>
+  <component name="ChangeListManager">
+    <list default="true" id="0f41691c-0555-42fa-871c-696e835fdcc1" name="Changes" comment="">
+      <change beforePath="$PROJECT_DIR$/.idea/compiler.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/compiler.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/misc.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/misc.xml" afterDir="false" />
+    </list>
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="FileTemplateManagerImpl">
+    <option name="RECENT_TEMPLATES">
+      <list>
+        <option value="Class" />
+      </list>
+    </option>
+  </component>
+  <component name="Git.Settings">
+    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
+  </component>
+  <component name="ProjectColorInfo">{
+  &quot;associatedIndex&quot;: 1
+}</component>
+  <component name="ProjectId" id="2XzrKhWhzn1ftuh1BdX52WhmbVY" />
+  <component name="ProjectLevelVcsManager" settingsEditedManually="true" />
+  <component name="ProjectViewState">
+    <option name="hideEmptyMiddlePackages" value="true" />
+    <option name="showLibraryContents" value="true" />
+  </component>
+  <component name="PropertiesComponent">{
+  &quot;keyToString&quot;: {
+    &quot;RunOnceActivity.OpenProjectViewOnStart&quot;: &quot;true&quot;,
+    &quot;RunOnceActivity.ShowReadmeOnStart&quot;: &quot;true&quot;,
+    &quot;SHARE_PROJECT_CONFIGURATION_FILES&quot;: &quot;true&quot;,
+    &quot;WebServerToolWindowFactoryState&quot;: &quot;false&quot;,
+    &quot;git-widget-placeholder&quot;: &quot;main&quot;,
+    &quot;last_opened_file_path&quot;: &quot;/home/brett/Documents/Brock/CS 3P95/Assignments/Assignment 2 Java/libs&quot;,
+    &quot;node.js.detected.package.eslint&quot;: &quot;true&quot;,
+    &quot;node.js.detected.package.tslint&quot;: &quot;true&quot;,
+    &quot;node.js.selected.package.eslint&quot;: &quot;(autodetect)&quot;,
+    &quot;node.js.selected.package.tslint&quot;: &quot;(autodetect)&quot;,
+    &quot;nodejs_package_manager_path&quot;: &quot;npm&quot;,
+    &quot;project.structure.last.edited&quot;: &quot;Modules&quot;,
+    &quot;project.structure.proportion&quot;: &quot;0.15&quot;,
+    &quot;project.structure.side.proportion&quot;: &quot;0.2&quot;,
+    &quot;settings.editor.selected.configurable&quot;: &quot;reference.settings.project.maven.repository.indices&quot;,
+    &quot;vue.rearranger.settings.migration&quot;: &quot;true&quot;
+  }
+}</component>
+  <component name="RecentsManager">
+    <key name="MoveFile.RECENT_KEYS">
+      <recent name="$PROJECT_DIR$/in" />
+    </key>
+  </component>
+  <component name="RunManager" selected="Maven.Maven Client">
+    <configuration name="Maven Client" type="MavenRunConfiguration" factoryName="Maven">
+      <MavenSettings>
+        <option name="myGeneralSettings" />
+        <option name="myRunnerSettings" />
+        <option name="myRunnerParameters">
+          <MavenRunnerParameters>
+            <option name="cmdOptions" />
+            <option name="profiles">
+              <set />
+            </option>
+            <option name="goals">
+              <list>
+                <option value="compile" />
+                <option value="exec:java" />
+                <option value="-Dexec.mainClass=client.Client" />
+              </list>
+            </option>
+            <option name="pomFileName" />
+            <option name="profilesMap">
+              <map />
+            </option>
+            <option name="projectsCmdOptionValues">
+              <list />
+            </option>
+            <option name="resolveToWorkspace" value="false" />
+            <option name="workingDirPath" value="$PROJECT_DIR$" />
+          </MavenRunnerParameters>
+        </option>
+      </MavenSettings>
+      <method v="2" />
+    </configuration>
+    <configuration name="Maven Server" type="MavenRunConfiguration" factoryName="Maven">
+      <MavenSettings>
+        <option name="myGeneralSettings" />
+        <option name="myRunnerSettings" />
+        <option name="myRunnerParameters">
+          <MavenRunnerParameters>
+            <option name="cmdOptions" />
+            <option name="profiles">
+              <set />
+            </option>
+            <option name="goals">
+              <list>
+                <option value="compile" />
+                <option value="exec:java" />
+                <option value="-Dexec.mainClass=server.Server" />
+              </list>
+            </option>
+            <option name="pomFileName" />
+            <option name="profilesMap">
+              <map />
+            </option>
+            <option name="projectsCmdOptionValues">
+              <list />
+            </option>
+            <option name="resolveToWorkspace" value="false" />
+            <option name="workingDirPath" value="$PROJECT_DIR$" />
+          </MavenRunnerParameters>
+        </option>
+      </MavenSettings>
+      <method v="2" />
+    </configuration>
+    <list>
+      <item itemvalue="Maven.Maven Server" />
+      <item itemvalue="Maven.Maven Client" />
+    </list>
+  </component>
+  <component name="SpellCheckerSettings" RuntimeDictionaries="0" Folders="0" CustomDictionaries="0" DefaultDictionary="application-level" UseSingleDictionary="true" transferred="true" />
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="Default task">
+      <changelist id="0f41691c-0555-42fa-871c-696e835fdcc1" name="Changes" comment="" />
+      <created>1699642690668</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1699642690668</updated>
+      <workItem from="1699642691698" duration="1780000" />
+      <workItem from="1699644554205" duration="4483000" />
+      <workItem from="1699649046958" duration="1659000" />
+      <workItem from="1699753268434" duration="7789000" />
+      <workItem from="1699771695888" duration="8878000" />
+      <workItem from="1699855895607" duration="8075000" />
+      <workItem from="1699982150005" duration="1160000" />
+      <workItem from="1699983647788" duration="7319000" />
+      <workItem from="1700071773870" duration="526000" />
+      <workItem from="1700158706429" duration="3509000" />
+      <workItem from="1700165455778" duration="4488000" />
+      <workItem from="1700178396414" duration="4007000" />
+      <workItem from="1700184489732" duration="1251000" />
+    </task>
+    <servers />
+  </component>
+  <component name="TypeScriptGeneratedFilesManager">
+    <option name="version" value="3" />
+  </component>
+  <component name="XSLT-Support.FileAssociations.UIState">
+    <expand />
+    <select />
+  </component>
+</project>

pom.xml

@@ -100,5 +100,10 @@
             <artifactId>lz4-java</artifactId>
             <version>1.8.0</version>
         </dependency>
+        <dependency>
+            <groupId>io.opentelemetry</groupId>
+            <artifactId>opentelemetry-sdk-trace</artifactId>
+            <version>1.32.0</version>
+        </dependency>
     </dependencies>
 </project>

src/main/java/server/ChunkedCompressedChecksumFileReader.java

@@ -28,7 +28,7 @@ public class ChunkedCompressedChecksumFileReader {
     }
 
     public FileHeader readChunk(Tracer trace, Span sp) throws IOException {
-        Span gf = trace.spanBuilder("Chunk Read").setParent(Context.current().with(sp)).startSpan();
+        Span gf = trace.spanBuilder("Chunk Read").startSpan();
         FileHeader header = readHeader();
         try (Scope scope = gf.makeCurrent()) {
             if (header.getUncompressed() == 0)

src/main/java/server/Connection.java

@@ -1,5 +1,6 @@
 package server;
 
+import client.Client;
 import io.opentelemetry.api.trace.Span;
 import io.opentelemetry.api.trace.SpanBuilder;
 import io.opentelemetry.api.trace.Tracer;
@@ -18,10 +19,10 @@ public class Connection implements Runnable {
     private final Server server;
     private DataOutputStream out;
     private DataInputStream in;
-    private Tracer trace;
-    private Span fileSend;
+    private final Tracer trace;
+    private final Span fileSend;
 
-    public Connection(Server server, Tracer trace, Span parent, Socket clientSocket) {
+    public Connection(Server server, Tracer trace, Socket clientSocket) {
         this.server = server;
         this.clientSocket = clientSocket;
         this.trace = trace;
@@ -31,12 +32,12 @@ public class Connection implements Runnable {
         } catch (Exception e) {
             ExceptionLogger.log(e);
         }
-        parent.addEvent("Connection Established");
-        SpanBuilder sb = trace.spanBuilder("New Connection");
+        SpanBuilder sb = trace.spanBuilder("New Client Connection");
         sb.setAttribute("INetAddress", clientSocket.getInetAddress().toString());
         sb.setAttribute("Port", clientSocket.getPort());
         sb.setAttribute("LocalPort", clientSocket.getLocalPort());
         fileSend = sb.startSpan();
+        fileSend.addEvent("Connection Established");
     }
 
     @Override
@@ -66,6 +67,7 @@ public class Connection implements Runnable {
                         }
                     }
                 } catch (IOException e) {
+                    fileSend.recordException(e);
                     throw new RuntimeException(e);
                 }
             }
@@ -76,9 +78,16 @@ public class Connection implements Runnable {
             out.close();
             in.close();
             clientSocket.close();
-        } catch (Exception ignored) {}
+        } catch (Exception e) {
+            ExceptionLogger.log(e);
+        }
+        System.out.println("Client Disconnected");
         Server.running = false;
-        Server.close();
+//        try {
+//            // evil hack
+//            new Client("localhost", Server.SERVER_PORT).close();
+//        } catch (IOException ignored) {
+//        }
     }
 
 }

src/main/java/server/FileHeader.java

@@ -11,7 +11,8 @@ public class FileHeader {
     private int compressed;
     private long hash;
 
-    public FileHeader() {}
+    public FileHeader() {
+    }
 
     public FileHeader read(DataInputStream reader) throws IOException {
         uncompressed = reader.readInt();

src/main/java/server/Server.java

@@ -11,6 +11,7 @@ import shared.OTelUtils;
 
 import java.io.IOException;
 import java.net.ServerSocket;
+import java.util.List;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 import java.util.concurrent.TimeUnit;
@@ -27,39 +28,32 @@ public class Server {
 
     public Server() {
         Tracer main = ot.getTracer("Main Server", "0.69");
-        Span sbs = main.spanBuilder("Start Server").setAttribute("Server Port", SERVER_PORT).startSpan();
-        try (Scope scope = sbs.makeCurrent()) {
-            System.out.println("Starting server");
-            sbs.addEvent("Server Start", System.nanoTime(), TimeUnit.NANOSECONDS);
-            ServerSocket serverSocket = new ServerSocket(SERVER_PORT);
-            Runtime.getRuntime().addShutdownHook(new Thread() {
-                @Override
-                public void run() {
-                    System.out.println("Closing Server");
-                    running = false;
-                    sbs.end();
-                    executor.shutdown();
         try {
-                        serverSocket.close();
-                    } catch (IOException e) {
-                        throw new RuntimeException(e);
-                    }
-                }
-            });
+            System.out.println("Starting server");
+            ServerSocket serverSocket = new ServerSocket(SERVER_PORT);
             System.out.println("Server Started");
 
             while (running)
-                executor.execute(new Connection(this, main, sbs, serverSocket.accept()));
+                executor.execute(new Connection(this, main, serverSocket.accept()));
 
             serverSocket.close();
         } catch (IOException e) {
-            sbs.recordException(e);
             ExceptionLogger.log(e);
-        } finally {
-            sbs.end();
         }
         System.out.println("Closing thread pool");
         executor.shutdown();
+        try {
+            if (!executor.awaitTermination(1, TimeUnit.SECONDS)){
+                List<Runnable> runs = executor.shutdownNow();
+                System.out.println("Hello runs " + runs.size());
+                if (!executor.awaitTermination(1, TimeUnit.SECONDS))
+                    System.out.println("Unable to terminate");
+            }
+        } catch (InterruptedException e) {
+            executor.shutdownNow();
+            Thread.currentThread().interrupt();
+            ExceptionLogger.log(e);
+        }
         System.out.println("Server exited!");
     }
 
@@ -74,6 +68,7 @@ public class Server {
     }
 
     public static void close(){
+        if (srv != null)
             srv.notifyAll();
     }
 

src/main/java/shared/FileUtil.java

@@ -3,6 +3,7 @@ package shared;
 import client.ChunkedCompressedChecksumFileWriter;
 import io.opentelemetry.api.trace.Span;
 import io.opentelemetry.api.trace.Tracer;
+import io.opentelemetry.context.Scope;
 import net.jpountz.lz4.LZ4Compressor;
 import net.jpountz.lz4.LZ4Factory;
 import net.jpountz.lz4.LZ4FastDecompressor;

src/main/java/shared/OTelUtils.java

@@ -16,6 +16,7 @@ import io.opentelemetry.sdk.metrics.SdkMeterProvider;
 import io.opentelemetry.sdk.metrics.export.PeriodicMetricReader;
 import io.opentelemetry.sdk.resources.Resource;
 import io.opentelemetry.sdk.trace.SdkTracerProvider;
+import io.opentelemetry.sdk.trace.export.BatchSpanProcessor;
 import io.opentelemetry.sdk.trace.export.SimpleSpanProcessor;
 import io.opentelemetry.sdk.trace.export.SpanExporter;
 import io.opentelemetry.semconv.ResourceAttributes;
@@ -30,20 +31,10 @@ public class OTelUtils {
                 .setResource(resource)
                 .build();
 
-        SdkMeterProvider sdkMeterProvider = SdkMeterProvider.builder()
-                .registerMetricReader(PeriodicMetricReader.builder(LoggingMetricExporter.create()).build())
-                .setResource(resource)
-                .build();
-
-        SdkLoggerProvider sdkLoggerProvider = SdkLoggerProvider.builder()
-                .addLogRecordProcessor(BatchLogRecordProcessor.builder(SystemOutLogRecordExporter.create()).build())
-                .setResource(resource)
-                .build();
-
         return OpenTelemetrySdk.builder()
                 .setTracerProvider(sdkTracerProvider)
-                .setMeterProvider(sdkMeterProvider)
-                .setLoggerProvider(sdkLoggerProvider)
+                .setMeterProvider(createLoggingMeter(resource))
+                .setLoggerProvider(createLoggerProvider(resource))
                 .setPropagators(ContextPropagators.create(TextMapPropagator.composite(W3CTraceContextPropagator.getInstance(), W3CBaggagePropagator.getInstance())))
                 .buildAndRegisterGlobal();
     }
@@ -53,29 +44,39 @@ public class OTelUtils {
 
         SpanExporter otlpExporter = OtlpGrpcSpanExporter.builder()
                 .setEndpoint("http://sc.on.underlying.skynet.tpgc.me:4317")
+                .setCompression("gzip")
+                .build();
+
+        BatchSpanProcessor batchSpanProcessor = BatchSpanProcessor.builder(otlpExporter)
+                .setMaxQueueSize(2048)
+                .setMaxExportBatchSize(512) // Example max export batch size
                 .build();
 
         SdkTracerProvider sdkTracerProvider = SdkTracerProvider.builder()
-                .addSpanProcessor(SimpleSpanProcessor.create(otlpExporter))
-                .setResource(resource)
-                .build();
-
-        SdkMeterProvider sdkMeterProvider = SdkMeterProvider.builder()
-                .registerMetricReader(PeriodicMetricReader.builder(LoggingMetricExporter.create()).build())
-                .setResource(resource)
-                .build();
-
-        SdkLoggerProvider sdkLoggerProvider = SdkLoggerProvider.builder()
-                .addLogRecordProcessor(BatchLogRecordProcessor.builder(SystemOutLogRecordExporter.create()).build())
+                .addSpanProcessor(batchSpanProcessor)
                 .setResource(resource)
                 .build();
 
         return OpenTelemetrySdk.builder()
                 .setTracerProvider(sdkTracerProvider)
-                .setMeterProvider(sdkMeterProvider)
-                .setLoggerProvider(sdkLoggerProvider)
+                .setMeterProvider(createLoggingMeter(resource))
+                .setLoggerProvider(createLoggerProvider(resource))
                 .setPropagators(ContextPropagators.create(TextMapPropagator.composite(W3CTraceContextPropagator.getInstance(), W3CBaggagePropagator.getInstance())))
                 .buildAndRegisterGlobal();
     }
 
+    private static SdkMeterProvider createLoggingMeter(Resource resource){
+        return SdkMeterProvider.builder()
+                .registerMetricReader(PeriodicMetricReader.builder(LoggingMetricExporter.create()).build())
+                .setResource(resource)
+                .build();
+    }
+
+    private static SdkLoggerProvider createLoggerProvider(Resource resource){
+        return SdkLoggerProvider.builder()
+                .addLogRecordProcessor(BatchLogRecordProcessor.builder(SystemOutLogRecordExporter.create()).build())
+                .setResource(resource)
+                .build();
+    }
+
 }

target/maven-status/maven-compiler-plugin/compile/default-compile/createdFiles.lst

@@ -1,13 +1,12 @@
 shared/ExceptionLogger.class
-server/Server$1.class
+shared/FileUtil$InvalidUsageException.class
 shared/FileUtil.class
+shared/OTelUtils.class
+client/Client.class
 server/Server.class
 server/Connection.class
+server/FileHeader.class
+shared/FileUtil$COMMAND.class
 shared/ArrayData.class
 server/ChunkedCompressedChecksumFileReader.class
 client/ChunkedCompressedChecksumFileWriter.class
-shared/FileUtil$InvalidUsageException.class
-shared/OTelUtils.class
-client/Client.class
-server/FileHeader.class
-shared/FileUtil$COMMAND.class