fix: Add log4j-core dependency

This change adds the log4j-core dependency to various modules of OpenDC
using log4j2, to ensure logging keeps working. The upgrade to SLF4J 2.0 broke
the Log4j2 functionality, since the log4j-core artifact is not
automatically shipped with the SLF4J implementation.

6 files changed, 7 insertions, 1 deletions

diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index ac1ce5e9..824001c3 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -36,6 +36,7 @@ kotlinx-coroutines = { module = "org.jetbrains.kotlinx:kotlinx-coroutines-core",
 # Logging
 kotlin-logging = { module = "io.github.microutils:kotlin-logging", version.ref = "kotlin-logging" }
 slf4j-simple = { module = "org.slf4j:slf4j-simple", version.ref = "slf4j" }
+log4j-core = { module = "org.apache.logging.log4j:log4j-core", version.ref = "log4j" }
 log4j-slf4j = { module = "org.apache.logging.log4j:log4j-slf4j2-impl", version.ref = "log4j" }
 sentry-log4j2 = { module = "io.sentry:sentry-log4j2", version.ref = "sentry" }
 
diff --git a/opendc-compute/opendc-compute-service/build.gradle.kts b/opendc-compute/opendc-compute-service/build.gradle.kts
index fd15b6e7..1a73201e 100644
--- a/opendc-compute/opendc-compute-service/build.gradle.kts
+++ b/opendc-compute/opendc-compute-service/build.gradle.kts
@@ -33,5 +33,6 @@ dependencies {
     implementation(libs.kotlin.logging)
 
     testImplementation(projects.opendcSimulator.opendcSimulatorCore)
+    testRuntimeOnly(libs.log4j.core)
     testRuntimeOnly(libs.log4j.slf4j)
 }
diff --git a/opendc-experiments/opendc-experiments-capelin/build.gradle.kts b/opendc-experiments/opendc-experiments-capelin/build.gradle.kts
index e19784ba..da45adde 100644
--- a/opendc-experiments/opendc-experiments-capelin/build.gradle.kts
+++ b/opendc-experiments/opendc-experiments-capelin/build.gradle.kts
@@ -44,6 +44,7 @@ dependencies {
     implementation(libs.jackson.dataformat.csv)
 
     runtimeOnly(projects.opendcTrace.opendcTraceOpendc)
+    runtimeOnly(libs.log4j.core)
     runtimeOnly(libs.log4j.slf4j)
 }
 
diff --git a/opendc-faas/opendc-faas-service/build.gradle.kts b/opendc-faas/opendc-faas-service/build.gradle.kts
index 34f5b7ea..8b371998 100644
--- a/opendc-faas/opendc-faas-service/build.gradle.kts
+++ b/opendc-faas/opendc-faas-service/build.gradle.kts
@@ -34,5 +34,6 @@ dependencies {
     implementation(libs.kotlin.logging)
 
     testImplementation(projects.opendcSimulator.opendcSimulatorCore)
+    testRuntimeOnly(libs.log4j.core)
     testRuntimeOnly(libs.log4j.slf4j)
 }
diff --git a/opendc-trace/opendc-trace-tools/build.gradle.kts b/opendc-trace/opendc-trace-tools/build.gradle.kts
index e98fb932..db11059b 100644
--- a/opendc-trace/opendc-trace-tools/build.gradle.kts
+++ b/opendc-trace/opendc-trace-tools/build.gradle.kts
@@ -46,5 +46,6 @@ dependencies {
     runtimeOnly(projects.opendcTrace.opendcTraceSwf)
     runtimeOnly(projects.opendcTrace.opendcTraceWfformat)
     runtimeOnly(projects.opendcTrace.opendcTraceWtf)
+    runtimeOnly(libs.log4j.core)
     runtimeOnly(libs.log4j.slf4j)
 }
diff --git a/opendc-web/opendc-web-runner/build.gradle.kts b/opendc-web/opendc-web-runner/build.gradle.kts
index 2679a97f..531a9631 100644
--- a/opendc-web/opendc-web-runner/build.gradle.kts
+++ b/opendc-web/opendc-web-runner/build.gradle.kts
@@ -58,10 +58,11 @@ dependencies {
     runtimeOnly(projects.opendcTrace.opendcTraceBitbrains)
 
     cliImplementation(libs.clikt)
-    cliImplementation(libs.sentry.log4j2)
 
     cliRuntimeOnly(projects.opendcTrace.opendcTraceOpendc)
+    cliRuntimeOnly(libs.log4j.core)
     cliRuntimeOnly(libs.log4j.slf4j)
+    cliRuntimeOnly(libs.sentry.log4j2)
 }
 
 val createCli by tasks.creating(CreateStartScripts::class) {