Remove support for Debian 11

builds/checkin/dotnet.yaml

@@ -35,11 +35,6 @@ jobs:
     demands:
     - ImageOverride -equals agent-aziotedge-ubuntu-22.04-msmoby
   steps:
-  - task: UseDotNet@2
-    displayName: Install .NET 10 SDK
-    inputs:
-      packageType: sdk
-      version: 10.0.x
   - script: scripts/linux/installPrereqs.sh
     displayName: Install Prerequisites
   - script: |
@@ -68,11 +63,6 @@ jobs:
     demands:
     - ImageOverride -equals agent-aziotedge-ubuntu-22.04-msmoby
   steps:
-  - task: UseDotNet@2
-    displayName: Install .NET 10 SDK
-    inputs:
-      packageType: sdk
-      version: 10.0.x
   - script: scripts/linux/installPrereqs.sh
     displayName: Install Prerequisites
   - script: |

builds/ci/dotnet.yaml

@@ -31,11 +31,6 @@ jobs:
             IotDevice2ConnStr2,
             IotDevice3ConnStr2,
             IotHubMqttHeadCert
-      - task: UseDotNet@2
-        displayName: Install .NET 10 SDK
-        inputs:
-          packageType: sdk
-          version: 10.0.x
       - task: Bash@3
         displayName: Install Prerequisites
         inputs:

builds/e2e/connectivity.yaml

@@ -306,8 +306,8 @@ jobs:
         - agent-osbits -equals 32
         - run-connectivity -equals true
     variables:
-      identity.artifact.name: 'aziot-identity-debian11-arm32v7'
-      edgelet.artifact.name: 'iotedged-debian11-arm32v7'
+      identity.artifact.name: 'aziot-identity-debian12-arm32v7'
+      edgelet.artifact.name: 'iotedged-debian12-arm32v7'
       sas_uri: $[ dependencies.Token.outputs['generate.sas_uri'] ]
       cr.server: $[ dependencies.ContainerRegistryCredentials.outputs['acrgen.acrServer'] ]
       cr.username: $[ dependencies.ContainerRegistryCredentials.outputs['acrgen.acrUsername'] ]

builds/e2e/e2e.yaml

@@ -44,56 +44,6 @@ jobs:
           crossJobVariables: true
           serviceConnection: '$(az.subscription)'
 
-################################################################################
-  - job: debian_11_arm32v7
-################################################################################
-    displayName: Debian 11 arm32v7 (minimal)
-    dependsOn:
-    - Token
-    - ContainerRegistryCredentials
-    condition: succeeded('Token')
-
-    pool:
-      name: $(pool.custom.name)
-      demands: deb11-e2e-tests
-
-    variables:
-      os: linux
-      arch: arm32v7
-      identityArtifactName: aziot-identity-debian11-arm32v7
-      artifactName: iotedged-debian11-arm32v7
-      dpsGroupKeySymmetric: $[ dependencies.Token.outputs['secrets.dpsGroupKeySymmetric'] ]
-      rootCaCertificate: $[ dependencies.Token.outputs['secrets.rootCaCertificate'] ]
-      rootCaKey: $[ dependencies.Token.outputs['secrets.rootCaKey'] ]
-      rootCaPassword: $[ dependencies.Token.outputs['secrets.rootCaPassword'] ]
-      sas_uri: $[ dependencies.Token.outputs['generate.sas_uri'] ]
-      containerRegistryServer: $[ dependencies.ContainerRegistryCredentials.outputs['acrgen.acrServer'] ]
-      containerRegistryUsername: $[ dependencies.ContainerRegistryCredentials.outputs['acrgen.acrUsername'] ]
-      containerRegistryPassword: $[ dependencies.ContainerRegistryCredentials.outputs['acrgen.acrPassword'] ]
-      minimal: true
-
-    steps:
-    - template: templates/e2e-clean-directory.yaml
-    - template: templates/e2e-setup.yaml
-      parameters:
-        containerRegistryServer: '$(containerRegistryServer)'
-        containerRegistryUsername: '$(containerRegistryUsername)'
-        dpsIdScope: '$(dps.idScope)'
-        eventHubName: '$(eventhub.name)'
-        eventHubFullyQualitifiedNamespace: '$(eventhub.namespace.fqdn)'
-        iotHubHostName: '$(iothub.hostname)'
-        iotHubResourceId: '$(iothub.resourceid)'
-        rootCaCertificate: '$(rootCaCertificate)'
-        rootCaKey: '$(rootCaKey)'
-    - template: templates/e2e-clear-docker-cached-images.yaml
-    - template: templates/e2e-run.yaml
-      parameters:
-        azureSubscription: '$(az.subscription)'
-        containerRegistryPassword: '$(containerRegistryPassword)'
-        dpsGroupKeySymmetric: '$(dpsGroupKeySymmetric)'
-        rootCaPassword: '$(rootCaPassword)'
-        sas_uri: '$(sas_uri)'
-
 ################################################################################
   - job: debian_12_amd64
 ################################################################################

builds/e2e/templates/e2e-setup.yaml

@@ -112,11 +112,6 @@ steps:
       ROOT_CERT: ${{ parameters.rootCaCertificate }}
       ROOT_KEY: ${{ parameters.rootCaKey }}
 
-  - task: UseDotNet@2
-    displayName: Install .NET 10 SDK
-    inputs:
-      packageType: sdk
-      version: 10.0.x
   - pwsh: |
       $testDir = '$(Build.SourcesDirectory)/test/Microsoft.Azure.Devices.Edge.Test'
       dotnet build $testDir

builds/misc/templates/build-images.yaml

@@ -67,11 +67,6 @@ stages:
       variables:
         Codeql.Enabled: true
       steps:
-      - task: UseDotNet@2
-        displayName: Install .NET 10 SDK
-        inputs:
-          packageType: sdk
-          version: 10.0.x
       - script: scripts/linux/buildBranch.sh -c $(Build.Configuration) --no-rocksdb-bin ${{ iif(parameters.build_single, '--skip-quickstart', '') }}
         name: build
         displayName: Build ($(Build.Configuration)) dotnet artifacts

builds/misc/templates/build-packages.yaml

@@ -21,20 +21,6 @@ parameters:
           - arch: amd64
             identity: iot-identity-service/packages/el9/amd64
             iotedged: edgelet/target/rpmbuild/RPMS/x86_64
-      - os:
-          container: mcr.microsoft.com/mirror/docker/library/debian:bullseye
-          identity: debian:11
-          iotedge: debian11
-        targets:
-          - arch: amd64
-            identity: iot-identity-service/packages/debian11/amd64
-            iotedged: edgelet/target/release
-          - arch: arm32v7
-            identity: iot-identity-service/packages/debian11/arm32v7
-            iotedged: edgelet/target/armv7-unknown-linux-gnueabihf/release
-          - arch: aarch64
-            identity: iot-identity-service/packages/debian11/aarch64
-            iotedged: edgelet/target/aarch64-unknown-linux-gnu/release
       - os:
           container: mcr.microsoft.com/mirror/docker/library/debian:bookworm
           identity: debian:12

builds/service/service-deployment.yaml

@@ -44,12 +44,6 @@ steps:
     ROOT_CERT: $(TestRootCaCertificate)
     ROOT_KEY: $(TestRootCaKey)
 
-- task: UseDotNet@2
-  displayName: Install .NET 10 SDK
-  inputs:
-    packageType: sdk
-    version: 10.0.x
-
 - pwsh: |
     $testDir = '$(Build.SourcesDirectory)/test/Microsoft.Azure.Devices.Edge.Test'
     dotnet build $testDir

edgelet/build/linux/package.sh

@@ -51,10 +51,6 @@ case "$PACKAGE_OS" in
         esac
         ;;
 
-    'debian11')
-        DOCKER_IMAGE='mcr.microsoft.com/mirror/docker/library/debian:bullseye-slim'
-        ;;
-
     'debian12')
         DOCKER_IMAGE='mcr.microsoft.com/mirror/docker/library/debian:bookworm-slim'
         ;;

edgelet/doc/devguide.md

@@ -13,7 +13,7 @@ There are two options for building the IoT Edge Security Daemon.
 
 Linux packages are built using the `edgelet/build/linux/package.sh` script. Set the following environment variables, then invoke the script:
 
-1. `PACKAGE_OS`: This is the OS on which the resulting packages will be installed. It should be one of `redhat8`, `redhat9`, `debian11`, `debian12`, `ubuntu22.04`, or `ubuntu24.04`.
+1. `PACKAGE_OS`: This is the OS on which the resulting packages will be installed. It should be one of `redhat8`, `redhat9`, `debian12`, `ubuntu22.04`, or `ubuntu24.04`.
 
 1. `PACKAGE_ARCH`: This is the architecture of the OS on which the resulting packages will be installed. It should be one of `amd64`, `arm32v7` or `aarch64`.
 
@@ -67,7 +67,7 @@ dnf install -y \
     libcurl-devel libuuid-devel openssl-devel &&
 ```
 
-#### Debian 11-12
+#### Debian 12
 
 ```sh
 apt-get update

test/Microsoft.Azure.Devices.Edge.Test.Common/linux/EdgeDaemon.cs

@@ -64,7 +64,7 @@ void ThrowUnsupportedOs() =>
                         : SupportedPackageExtension.Deb;
                     break;
                 case "debian":
-                    if (version != "11" && version != "12")
+                    if (version != "12")
                     {
                         ThrowUnsupportedOs();
                     }