Fix .NET instrumentation for .NET 6.0

docs/instrumentations/dotnet/dotnet.mdx

@@ -56,3 +56,14 @@ The following .NET modules will be auto instrumented by Odigos:
 | [Kafka](https://www.nuget.org/packages/Confluent.Kafka)                           |                                                 |                 |                                                                                                        |
 | [NServiceBus](https://docs.particular.net/nservicebus/)                           | Yes                                             | Yes             |                                                                                                        |
 | [MassTransit](https://masstransit-project.com/)                                   | Yes                                             |                 |                                                                                                        |
+
+## Automatic Testing
+
+The following scenarios are automatically tested with every release:
+
+| .NET Version | LibC type | CPU   |
+|--------------|-----------|-------|
+| 6.0          | glibc     | amd64 |
+| 6.0          | musl      | amd64 |
+| 8.0          | glibc     | amd64 |
+| 8.0          | musl      | amd64 |

odiglet/Dockerfile

@@ -78,6 +78,13 @@ RUN ARCH_SUFFIX=$(cat /tmp/arch_suffix) && \
     unzip opentelemetry-dotnet-instrumentation-linux-musl-${ARCH_SUFFIX}.zip "linux-musl-$ARCH_SUFFIX/*" -d . && \
     rm opentelemetry-dotnet-instrumentation-linux-musl-${ARCH_SUFFIX}.zip
 
+# TODO(edenfed): Currently .NET Automatic instrumentation does not work on dotnet 6.0 with glibc,
+# This is due to compilation of the .so file on a newer version of glibc than the one used by the dotnet runtime.
+# The following override the .so file with our own which is compiled on the same glibc version as the dotnet runtime.
+RUN ARCH_SUFFIX=$(cat /tmp/arch_suffix) && \
+    wget https://github.com/odigos-io/opentelemetry-dotnet-instrumentation/releases/download/${DOTNET_OTEL_VERSION}/OpenTelemetry.AutoInstrumentation.Native-${ARCH_SUFFIX}.so && \
+    mv OpenTelemetry.AutoInstrumentation.Native-${ARCH_SUFFIX}.so linux-glibc-${ARCH_SUFFIX}/OpenTelemetry.AutoInstrumentation.Native.so
+
 FROM --platform=$BUILDPLATFORM keyval/odiglet-base:v1.7 AS builder
 WORKDIR /go/src/github.com/odigos-io/odigos
 # Copy local modules required by the build

odiglet/debug.Dockerfile

@@ -61,7 +61,18 @@ RUN if [ "$TARGETARCH" = "arm64" ]; then \
 RUN ARCH_SUFFIX=$(cat /tmp/arch_suffix) && \
     wget https://github.com/open-telemetry/opentelemetry-dotnet-instrumentation/releases/download/${DOTNET_OTEL_VERSION}/opentelemetry-dotnet-instrumentation-linux-glibc-${ARCH_SUFFIX}.zip && \
     unzip opentelemetry-dotnet-instrumentation-linux-glibc-${ARCH_SUFFIX}.zip && \
-    rm opentelemetry-dotnet-instrumentation-linux-glibc-${ARCH_SUFFIX}.zip
+    rm opentelemetry-dotnet-instrumentation-linux-glibc-${ARCH_SUFFIX}.zip && \
+    mv linux-$ARCH_SUFFIX linux-glibc-$ARCH_SUFFIX && \
+    wget https://github.com/open-telemetry/opentelemetry-dotnet-instrumentation/releases/download/${DOTNET_OTEL_VERSION}/opentelemetry-dotnet-instrumentation-linux-musl-${ARCH_SUFFIX}.zip && \
+    unzip opentelemetry-dotnet-instrumentation-linux-musl-${ARCH_SUFFIX}.zip "linux-musl-$ARCH_SUFFIX/*" -d . && \
+    rm opentelemetry-dotnet-instrumentation-linux-musl-${ARCH_SUFFIX}.zip
+
+# TODO(edenfed): Currently .NET Automatic instrumentation does not work on dotnet 6.0 with glibc,
+# This is due to compilation of the .so file on a newer version of glibc than the one used by the dotnet runtime.
+# The following override the .so file with our own which is compiled on the same glibc version as the dotnet runtime.
+RUN ARCH_SUFFIX=$(cat /tmp/arch_suffix) && \
+    wget https://github.com/odigos-io/opentelemetry-dotnet-instrumentation/releases/download/${DOTNET_OTEL_VERSION}/OpenTelemetry.AutoInstrumentation.Native-${ARCH_SUFFIX}.so && \
+    mv OpenTelemetry.AutoInstrumentation.Native-${ARCH_SUFFIX}.so linux-glibc-${ARCH_SUFFIX}/OpenTelemetry.AutoInstrumentation.Native.so
 
 FROM --platform=$BUILDPLATFORM keyval/odiglet-base:v1.7 AS builder
 WORKDIR /go/src/github.com/odigos-io/odigos

tests/e2e/workload-lifecycle/01-assert-apps-installed.yaml

@@ -277,11 +277,53 @@ apiVersion: v1
 kind: Pod
 metadata:
   labels:
-    app: dotnet-musl
+    app: dotnet8-musl
   namespace: default
 status:
   containerStatuses:
-    - name: dotnet-musl
+    - name: dotnet8-musl
+      ready: true
+      restartCount: 0
+      started: true
+  phase: Running
+---
+apiVersion: v1
+kind: Pod
+metadata:
+  labels:
+    app: dotnet6-musl
+  namespace: default
+status:
+  containerStatuses:
+    - name: dotnet6-musl
+      ready: true
+      restartCount: 0
+      started: true
+  phase: Running
+---
+apiVersion: v1
+kind: Pod
+metadata:
+  labels:
+    app: dotnet6-glibc
+  namespace: default
+status:
+  containerStatuses:
+    - name: dotnet6-glibc
+      ready: true
+      restartCount: 0
+      started: true
+  phase: Running
+---
+apiVersion: v1
+kind: Pod
+metadata:
+  labels:
+    app: dotnet8-glibc
+  namespace: default
+status:
+  containerStatuses:
+    - name: dotnet8-glibc
       ready: true
       restartCount: 0
       started: true

tests/e2e/workload-lifecycle/01-assert-runtime-detected.yaml

@@ -324,16 +324,67 @@ spec:
 apiVersion: odigos.io/v1alpha1
 kind: InstrumentedApplication
 metadata:
-  name: deployment-dotnet-musl
+  name: deployment-dotnet8-musl
   namespace: default
   ownerReferences:
     - apiVersion: apps/v1
       blockOwnerDeletion: true
       controller: true
       kind: Deployment
-      name: dotnet-musl
+      name: dotnet8-musl
 spec:
   runtimeDetails:
-    - containerName: dotnet-musl
+    - containerName: dotnet8-musl
       language: dotnet
-      libCType: musl
+      libCType: musl
+---
+apiVersion: odigos.io/v1alpha1
+kind: InstrumentedApplication
+metadata:
+  name: deployment-dotnet6-musl
+  namespace: default
+  ownerReferences:
+    - apiVersion: apps/v1
+      blockOwnerDeletion: true
+      controller: true
+      kind: Deployment
+      name: dotnet6-musl
+spec:
+  runtimeDetails:
+    - containerName: dotnet6-musl
+      language: dotnet
+      libCType: musl
+---
+apiVersion: odigos.io/v1alpha1
+kind: InstrumentedApplication
+metadata:
+  name: deployment-dotnet8-glibc
+  namespace: default
+  ownerReferences:
+    - apiVersion: apps/v1
+      blockOwnerDeletion: true
+      controller: true
+      kind: Deployment
+      name: dotnet8-glibc
+spec:
+  runtimeDetails:
+    - containerName: dotnet8-glibc
+      language: dotnet
+      libCType: glibc
+---
+apiVersion: odigos.io/v1alpha1
+kind: InstrumentedApplication
+metadata:
+  name: deployment-dotnet6-glibc
+  namespace: default
+  ownerReferences:
+    - apiVersion: apps/v1
+      blockOwnerDeletion: true
+      controller: true
+      kind: Deployment
+      name: dotnet6-glibc
+spec:
+  runtimeDetails:
+    - containerName: dotnet6-glibc
+      language: dotnet
+      libCType: glibc

tests/e2e/workload-lifecycle/01-assert-workloads.yaml

@@ -555,21 +555,108 @@ metadata:
     deployment.kubernetes.io/revision: "2" # the deployment spec changed when odigos resource was added
   generation: 2 # the deployment spec changed when odigos resource was added
   labels:
-    app: dotnet-musl
-  name: dotnet-musl
+    app: dotnet8-musl
+  name: dotnet8-musl
   namespace: default
 spec:
   selector:
     matchLabels:
-      app: dotnet-musl
+      app: dotnet8-musl
   template:
     spec:
       containers:
-        - image: dotnet-musl:v0.0.1
-          name: dotnet-musl
+        - image: dotnet8-musl:v0.0.1
+          name: dotnet8-musl
           resources:
             limits:
               instrumentation.odigos.io/musl-dotnet-native-community: "1"
+status:
+  availableReplicas: 1
+  observedGeneration: 2 # the deployment spec changed when odigos resource was added
+  readyReplicas: 1
+  replicas: 1
+  updatedReplicas: 1
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  annotations:
+    deployment.kubernetes.io/revision: "2" # the deployment spec changed when odigos resource was added
+  generation: 2 # the deployment spec changed when odigos resource was added
+  labels:
+    app: dotnet6-musl
+  name: dotnet6-musl
+  namespace: default
+spec:
+  selector:
+    matchLabels:
+      app: dotnet6-musl
+  template:
+    spec:
+      containers:
+        - image: dotnet6-musl:v0.0.1
+          name: dotnet6-musl
+          resources:
+            limits:
+              instrumentation.odigos.io/musl-dotnet-native-community: "1"
+status:
+  availableReplicas: 1
+  observedGeneration: 2 # the deployment spec changed when odigos resource was added
+  readyReplicas: 1
+  replicas: 1
+  updatedReplicas: 1
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  annotations:
+    deployment.kubernetes.io/revision: "2" # the deployment spec changed when odigos resource was added
+  generation: 2 # the deployment spec changed when odigos resource was added
+  labels:
+    app: dotnet8-glibc
+  name: dotnet8-glibc
+  namespace: default
+spec:
+  selector:
+    matchLabels:
+      app: dotnet8-glibc
+  template:
+    spec:
+      containers:
+        - image: dotnet8-glibc:v0.0.1
+          name: dotnet8-glibc
+          resources:
+            limits:
+              instrumentation.odigos.io/dotnet-native-community: "1"
+status:
+  availableReplicas: 1
+  observedGeneration: 2 # the deployment spec changed when odigos resource was added
+  readyReplicas: 1
+  replicas: 1
+  updatedReplicas: 1
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  annotations:
+    deployment.kubernetes.io/revision: "2" # the deployment spec changed when odigos resource was added
+  generation: 2 # the deployment spec changed when odigos resource was added
+  labels:
+    app: dotnet6-glibc
+  name: dotnet6-glibc
+  namespace: default
+spec:
+  selector:
+    matchLabels:
+      app: dotnet6-glibc
+  template:
+    spec:
+      containers:
+        - image: dotnet6-glibc:v0.0.1
+          name: dotnet6-glibc
+          resources:
+            limits:
+              instrumentation.odigos.io/dotnet-native-community: "1"
 status:
   availableReplicas: 1
   observedGeneration: 2 # the deployment spec changed when odigos resource was added

tests/e2e/workload-lifecycle/01-generate-traffic.yaml

@@ -46,4 +46,7 @@ spec:
               curl -s --fail http://python-min-version:3000/insert-random/
               curl -s --fail http://python-not-supported:3000/insert-random/
 
-              curl -s --fail http://dotnet-musl:8080
+              curl -s --fail http://dotnet8-musl:8080
+              curl -s --fail http://dotnet6-musl:8080
+              curl -s --fail http://dotnet8-glibc:8080
+              curl -s --fail http://dotnet6-glibc:8080