Remove unnecessary libs from the javaagent shadowJar (#2566)

* Remove unnecessary libs from the javaagent shadowJar

And make it a bit lighter: 36 MB -> 21 MB

* Apply code review comments

* Remove unnecessary kotlin exclusion

gradle/instrumentation.gradle

@@ -6,7 +6,6 @@ apply plugin: 'muzzle'
 apply plugin: 'com.github.johnrengelman.shadow'
 
 ext {
-  packageInAgentBundle = true
   mavenGroupId = 'io.opentelemetry.javaagent.instrumentation'
   // Shadow is only for testing, not publishing.
   noShadowPublish = true

instrumentation/cdi-testing/cdi-testing.gradle

@@ -1,4 +1,6 @@
-ext.skipPublish = true
+ext {
+  skipPublish = true
+}
 apply from: "$rootDir/gradle/instrumentation.gradle"
 
 dependencies {

instrumentation/classloaders/javaagent/jboss-testing/jboss-testing.gradle

@@ -1,4 +1,6 @@
-ext.skipPublish = true
+ext {
+  skipPublish = true
+}
 apply from: "$rootDir/gradle/instrumentation.gradle"
 
 dependencies {

instrumentation/classloaders/javaagent/osgi-testing/osgi-testing.gradle

@@ -1,4 +1,6 @@
-ext.skipPublish = true
+ext {
+  skipPublish = true
+}
 apply from: "$rootDir/gradle/instrumentation.gradle"
 
 dependencies {

instrumentation/classloaders/javaagent/tomcat-testing/tomcat-testing.gradle

@@ -1,5 +1,6 @@
-ext.skipPublish = true
-
+ext {
+  skipPublish = true
+}
 apply from: "$rootDir/gradle/instrumentation.gradle"
 
 muzzle {

instrumentation/couchbase/couchbase-3.1/javaagent/couchbase-3.1-javaagent.gradle

@@ -12,7 +12,9 @@ muzzle {
 }
 
 dependencies {
-  implementation group: "com.couchbase.client", name: "tracing-opentelemetry", version: "0.3.3"
+  implementation(group: "com.couchbase.client", name: "tracing-opentelemetry", version: "0.3.3") {
+    exclude(group: "com.couchbase.client", module: "core-io")
+  }
 
   library group: "com.couchbase.client", name: "core-io", version: "2.1.0"
 

instrumentation/couchbase/couchbase-3.1/javaagent/src/test/groovy/CouchbaseClient31Test.groovy

@@ -62,7 +62,7 @@ class CouchbaseClient31Test extends AgentInstrumentationSpecification {
           name(~/.*get/)
         }
         span(1) {
-          name("dispatch_to_server")
+          name(~/.*dispatch_to_server/)
         }
       }
     }

instrumentation/dropwizard-testing/dropwizard-testing.gradle

@@ -1,4 +1,6 @@
-ext.skipPublish = true
+ext {
+  skipPublish = true
+}
 apply from: "$rootDir/gradle/instrumentation.gradle"
 
 dependencies {

instrumentation/instrumentation.gradle

@@ -24,7 +24,7 @@ subprojects {
       // Make it so all instrumentation subproject tests can be run with a single command.
       instr_project.tasks.test.dependsOn(subProj.tasks.test)
 
-      if (subProj.findProperty('packageInAgentBundle')) {
+      if (subProj.name == 'javaagent') {
         instr_project.dependencies {
           implementation(project(subProj.getPath()))
         }

instrumentation/jaxrs/jaxrs-2.0/jaxrs-2.0-wildfly-testing/jaxrs-2.0-wildfly-testing.gradle

@@ -1,4 +1,6 @@
-ext.skipPublish = true
+ext {
+  skipPublish = true
+}
 apply from: "$rootDir/gradle/instrumentation.gradle"
 
 configurations {
@@ -6,7 +8,7 @@ configurations {
 }
 
 dependencies {
-  api "javax:javaee-api:7.0"
+  testImplementation "javax:javaee-api:7.0"
 
   def arquillianVersion = '1.4.0.Final'
   testImplementation "org.jboss.arquillian.junit:arquillian-junit-container:${arquillianVersion}"

instrumentation/mongo/mongo-4.0-testing/mongo-4.0-testing.gradle

@@ -1,7 +1,8 @@
+ext {
+  skipPublish = true
+}
 apply from: "$rootDir/gradle/instrumentation.gradle"
 
-
-
 dependencies {
   testInstrumentation(project(':instrumentation:mongo:mongo-3.7:javaagent')) {
     exclude group: 'org.mongodb', module: 'mongo-java-driver'

instrumentation/servlet/glassfish-testing/glassfish-testing.gradle

@@ -5,7 +5,6 @@ ext {
 
 apply from: "$rootDir/gradle/instrumentation.gradle"
 
-
 dependencies {
   testInstrumentation project(':instrumentation:servlet:servlet-3.0:javaagent')
   testInstrumentation project(':instrumentation:servlet:servlet-common:javaagent')

javaagent-tooling/javaagent-tooling.gradle

@@ -28,12 +28,7 @@ dependencies {
   implementation deps.opentelemetrySdk
   implementation deps.opentelemetrySdkAutoconfigure
   implementation deps.opentelemetrySdkMetrics
-  implementation(deps.opentelemetryKotlin) {
-    // opentelemetry-extension-kotlin classes are injected into user classpath
-    // where kotlin core libraries are already present
-    exclude group: 'org.jetbrains.kotlin', module: 'kotlin-stdlib-common'
-    exclude group: 'org.jetbrains.kotlinx', module: 'kotlinx-coroutines-core'
-  }
+  implementation(deps.opentelemetryKotlin)
   implementation deps.opentelemetryExtAws
   implementation deps.opentelemetryTraceProps
   implementation(deps.opentelemetryResources) {