Support for Apache Skywalking

.github/workflows/executeSkywalkingJava.yaml

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+---
+name: Execution Check Skywalking-java
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
+  schedule:
+    - cron: 0 */8 * * *
+
+jobs:
+  build:
+    strategy:
+      matrix:
+        os:
+          - ubuntu-latest
+        java:
+          - 11
+          - 17
+          - 21
+      fail-fast: false
+    runs-on: ${{ matrix.os }}
+    name: Java ${{ matrix.java }} OS ${{ matrix.os }} sample
+    timeout-minutes: 15 # For check of functional runnability, 15 minutes should be more than sufficient, otherwise, developer should be notified
+    steps:
+      - uses: actions/checkout@v4
+      - uses: r-lib/actions/setup-r@v2
+        with:
+          r-version: '3.5.3'
+      - name: Set up JDK ${{ matrix.java }}
+        uses: actions/setup-java@v4
+        with:
+          java-version: ${{ matrix.java }}
+          distribution: 'temurin'
+      - name: Run minimal parameter experiment and check success
+        run: |
+          ./setup.sh
+          cd frameworks/Skywalking-java/ 
+          export SLEEP_TIME=0
+          export NUM_OF_LOOPS=1 
+          export TOTAL_NUM_OF_CALLS=10 
+          export RECURSION_DEPTH=10 
+          ./benchmark.sh 
+          unzip results-Skywalking-java/results.zip 
+          measuredValues=$(cat raw-1-10-* | wc -l) 
+          if [ $measuredValues -ne 40 ] 
+          then
+            echo "It should be 40 measured values, but was $measuredValues"
+            exit 1
+          fi
+

frameworks/Skywalking-java/.gitignore

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+results-Skywalking-java/**
+skywalking-*
+apache-*
+*.log
+*.out
+

frameworks/Skywalking-java/benchmark.sh

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+#!/bin/bash
+
+#
+# Skywalking benchmark script
+#
+# Usage: benchmark.sh
+
+# configure base dir
+BASE_DIR=$(cd "$(dirname "$0")"; pwd)
+MAIN_DIR="${BASE_DIR}/../.."
+
+#
+# source functionality
+#
+
+if [ ! -d "${BASE_DIR}" ] ; then
+	echo "Base directory ${BASE_DIR} does not exist."
+	exit 1
+fi
+
+if [ -f "${MAIN_DIR}/init.sh" ] ; then
+	source "${MAIN_DIR}/init.sh"
+else
+	echo "Missing library: ${MAIN_DIR}/init.sh"
+	exit 1
+fi
+
+if [ -z "$MOOBENCH_CONFIGURATIONS" ]
+then
+	MOOBENCH_CONFIGURATIONS="0 1 2 3"
+	echo "Setting default configuration $MOOBENCH_CONFIGURATIONS"
+fi
+echo "Running configurations: $MOOBENCH_CONFIGURATIONS"
+
+#
+# Setup
+#
+
+info "----------------------------------"
+info "Setup..."
+info "----------------------------------"
+
+cd "${BASE_DIR}"
+
+# load agent
+if [ ! -f $AGENT ]
+then
+	getAgent
+fi
+
+cleanupResults
+mkdir -p $RESULTS_DIR
+PARENT=`dirname "${RESULTS_DIR}"`
+checkDirectory result-base "${PARENT}"
+
+checkFile skywalking-agent "${AGENT}"
+
+checkExecutable java "${JAVA_BIN}"
+checkExecutable moobench "${MOOBENCH_BIN}"
+checkFile R-script "${RSCRIPT_PATH}"
+
+showParameter
+
+TIME=`expr ${METHOD_TIME} \* ${TOTAL_NUM_OF_CALLS} / 1000000000 \* 4 \* ${RECURSION_DEPTH} \* ${NUM_OF_LOOPS} + ${SLEEP_TIME} \* 4 \* ${NUM_OF_LOOPS}  \* ${RECURSION_DEPTH} + 50 \* ${TOTAL_NUM_OF_CALLS} / 1000000000 \* 4 \* ${RECURSION_DEPTH} \* ${NUM_OF_LOOPS} `
+info "Experiment will take circa ${TIME} seconds."
+
+# general server arguments  -Xms1G -Xmx2G
+JAVA_ARGS="-Xms1G -Xmx2G  --add-opens java.base/jdk.internal.misc=ALL-UNNAMED"
+
+declare -a SKYWALKING_CONFIG
+
+SKYWALKING_CONFIG[0]="${JAVA_ARGS}"
+
+SKYWALKING_CONFIG[1]="${SKYWALKING_CONFIG[0]} -javaagent:${AGENT} -Dskywalking.agent.service_name=moobench::MooBench -Dskywalking.plugin.customize.enhance_file=${BASE_DIR}/customize_config/customize_enhance.xml"
+
+SKYWALKING_CONFIG[2]="${SKYWALKING_CONFIG[1]} -Dskywalking.agent.sample_n_per_3_secs=60"
+
+SKYWALKING_CONFIG[3]="${SKYWALKING_CONFIG[0]} -javaagent:${AGENT} -Dskywalking.agent.service_name=moobench::MooBench -Dskywalking.plugin.customize.enhance_file=${BASE_DIR}/customize_config_dummy/customize_enhance.xml"
+
+executeAllLoops
+
+exit 0
+# end

frameworks/Skywalking-java/config.rc

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+##
+# MooBench configuration parameter
+
+source ${MAIN_DIR}/config.rc
+
+APP_CLASS="moobench.application.MonitoredClassSimple"
+
+MORE_PARAMS="--application ${APP_CLASS} ${MORE_PARAMS}" 
+
+AGENT="${BASE_DIR}/skywalking-agent/skywalking-agent.jar"

frameworks/Skywalking-java/customize_config/customize_enhance.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<enhanced>
+    <class class_name="moobench.application.MonitoredClassSimple">
+        <method method="monitoredMethod(long.class,int.class)" static="false"/>
+    </class>
+</enhanced>

frameworks/Skywalking-java/customize_config_dummy/customize_enhance.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<enhanced>
+    <class class_name="moobench.application.MonitoredClassSimple">
+        <method method="MonitoredClassSimple()" static="false"/>
+    </class>
+</enhanced>

frameworks/Skywalking-java/functions.sh

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+# Kieker specific functions
+
+# ensure the script is sourced
+if [ "${BASH_SOURCE[0]}" -ef "$0" ]
+then
+    echo "Hey, you should source this script, not execute it!"
+    exit 1
+fi
+
+
+function getAgent {
+	mkdir "${BASE_DIR}/skywalking-agent"
+	cd "${BASE_DIR}"
+	wget https://dlcdn.apache.org/skywalking/java-agent/9.4.0/apache-skywalking-java-agent-9.4.0.tgz
+	tar -xvzf apache-skywalking-java-agent-9.4.0.tgz
+	cp "${BASE_DIR}/skywalking-agent/optional-plugins/apm-customize-enhance-plugin-9.4.0.jar" "${BASE_DIR}/skywalking-agent/plugins/"
+	wget https://dlcdn.apache.org/skywalking/10.1.0/apache-skywalking-apm-10.1.0.tar.gz
+	tar -xvzf apache-skywalking-apm-10.1.0.tar.gz
+	cd "${BASE_DIR}"
+}
+
+function startSkywalkingServer {
+	cd "${BASE_DIR}/apache-skywalking-apm-bin/bin"
+	./oapService.sh &
+	cd "${BASE_DIR}"
+	sleep 10
+}
+
+function stopSkywalkingServer {
+	pkill -f skywalking
+	sleep 3
+}
+
+
+
+function executeBenchmark {
+    for index in $MOOBENCH_CONFIGURATIONS
+   	do
+      	runExperiment $index
+    done
+}
+
+
+function runExperiment {
+    # No instrumentation
+    k=$1
+    info " # ${i}.$RECURSION_DEPTH.${k} ${TITLE[$k]}"
+    if [[ "$k" -gt 0 ]]
+    then
+	    startSkywalkingServer
+    fi
+    export BENCHMARK_OPTS="${SKYWALKING_CONFIG[$k]}"
+    "${MOOBENCH_BIN}" \
+	--output-filename "${RAWFN}-${i}-$RECURSION_DEPTH-${k}.csv" \
+        --total-calls "${TOTAL_NUM_OF_CALLS}" \
+        --method-time "${METHOD_TIME}" \
+        --total-threads "${THREADS}" \
+        --recursion-depth "${RECURSION_DEPTH}" \
+        ${MORE_PARAMS} &> "${RESULTS_DIR}/output_${i}_${RECURSION_DEPTH}_${k}.txt"
+    if [[ "$k" -gt 0 ]]
+    then
+	    stopSkywalkingServer
+    fi
+}

frameworks/Skywalking-java/labels.sh

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+TITLE[0]="No instrumentation"
+TITLE[1]="Skywalking instrumentation"
+TITLE[2]="Skywalking 20Hz Sampling"
+TITLE[3]="Skywalking no data collection"