fix(ci): add Linux host disk cleanup for CI builds

build/ci/.azure-devops-stages.yml

@@ -19,6 +19,7 @@ stages:
         README/**
         build/**
 
+    - template: templates/host-cleanup-linux.yml
     - template: templates/gitversion-run.yml
     - template: setup/.azure-devops-setup-commitsar.yml
     - template: setup/.azure-devops-setup-doc-validations.yml
@@ -35,6 +36,7 @@ stages:
       clean: false
       fetchDepth: 0
 
+    - template: templates/host-cleanup-linux.yml
     - task: PowerShell@2
       name: SetScope
       displayName: Evaluate native-impacting changes

build/ci/templates/host-cleanup-linux.yml

@@ -1,23 +1,40 @@
-steps:
-- bash: |
-    # This list is based on what the base image contains and
-    # may need to be adjusted as new software gets installed.
-    # Use the `du` command below to determine what can be
-    # uninstalled.
-
-    rm -fR ~/.cargo
-    rm -fR ~/.rustup
-    rm -fR ~/.dotnet
-    sudo rm -fR /usr/share/swift
-    sudo rm -fR /opt/microsoft/msedge
-    sudo rm -fR /usr/local/.ghcup
-    sudo rm -fR /usr/lib/mono
-    sudo snap remove lxd
-    sudo snap remove core20
-    sudo apt remove snapd
-
-    df -h
-    # du -h -d 3 /
-
-  displayName: 'Cleanup unused image dependencies (Linux)'
-  condition: eq(variables['Agent.OS'], 'Linux')
+# Reusable AzDO template: Cleanup unused dependencies on Linux CI agents.
+#
+# This list is based on what the base image contains and
+# may need to be adjusted as new software gets installed.
+# Use the `du` command to determine what can be uninstalled.
+steps:
+  - bash: |
+      # Use sudo only when available and non-interactive (no password prompt)
+      if command -v sudo >/dev/null 2>&1 && sudo -n true >/dev/null 2>&1; then
+        SUDO="sudo -n"
+      else
+        SUDO=""
+      fi
+
+      echo "Disk space before cleanup:"
+      df -h /
+
+      rm -rf ~/.cargo ~/.rustup ~/.dotnet || true
+
+      $SUDO rm -rf /usr/share/swift || true
+      $SUDO rm -rf /opt/microsoft/msedge || true
+      $SUDO rm -rf /usr/local/.ghcup || true
+      $SUDO rm -rf /usr/lib/mono || true
+      $SUDO rm -rf /usr/local/lib/android || true
+      $SUDO rm -rf /opt/ghc || true
+      $SUDO rm -rf /opt/hostedtoolcache/CodeQL || true
+
+      if command -v snap >/dev/null 2>&1; then
+        timeout 60s $SUDO snap remove lxd || true
+        timeout 60s $SUDO snap remove core20 || true
+      fi
+
+      if command -v apt-get >/dev/null 2>&1; then
+        DEBIAN_FRONTEND=noninteractive timeout 120s $SUDO apt-get purge -y snapd || true
+      fi
+
+      echo "Disk space after cleanup:"
+      df -h /
+    displayName: Cleanup unused host dependencies
+    condition: eq(variables['Agent.OS'], 'Linux')

build/ci/tests/.azure-devops-tests-android-coreclr-skia-build.yml

@@ -24,6 +24,7 @@ jobs:
   - checkout: self
     clean: true
 
+  - template: ../templates/host-cleanup-linux.yml
   - template: ../templates/gitversion.yml
   - template: ../templates/dotnet-mobile-install-linux.yml
     parameters:

build/ci/tests/.azure-devops-tests-android-coreclr-skia.yml

@@ -73,6 +73,8 @@ jobs:
   - checkout: self
     clean: true
 
+  - template: ../templates/host-cleanup-linux.yml
+
   - bash: |
         echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules
         sudo udevadm control --reload-rules

build/ci/tests/.azure-devops-tests-android-native.yml

@@ -146,6 +146,8 @@ jobs:
   - checkout: self
     clean: true
 
+  - template: ../templates/host-cleanup-linux.yml
+
   - bash: |
         echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules
         sudo udevadm control --reload-rules

build/ci/tests/.azure-devops-tests-android-nativeaot-skia-build.yml

@@ -22,6 +22,7 @@ jobs:
   - checkout: self
     clean: true
 
+  - template: ../templates/host-cleanup-linux.yml
   - template: ../templates/gitversion.yml
   - template: ../templates/dotnet-mobile-install-linux.yml
     parameters:

build/ci/tests/.azure-devops-tests-android-nativeaot-skia.yml

@@ -73,6 +73,8 @@ jobs:
   - checkout: self
     clean: true
 
+  - template: ../templates/host-cleanup-linux.yml
+
   - bash: |
         echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules
         sudo udevadm control --reload-rules

build/ci/tests/.azure-devops-tests-android-skia-build.yml

@@ -22,6 +22,7 @@ jobs:
   - checkout: self
     clean: true
 
+  - template: ../templates/host-cleanup-linux.yml
   - template: ../templates/gitversion.yml
   - template: ../templates/dotnet-mobile-install-linux.yml
     parameters:

build/ci/tests/.azure-devops-tests-android-skia.yml

@@ -73,6 +73,8 @@ jobs:
   - checkout: self
     clean: true
 
+  - template: ../templates/host-cleanup-linux.yml
+
   - bash: |
         echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules
         sudo udevadm control --reload-rules

build/ci/tests/.azure-devops-tests-linux-skia.yml

@@ -31,6 +31,8 @@ jobs:
   steps:
   - checkout: none
 
+  - template: ../templates/host-cleanup-linux.yml
+
   - task: DownloadPipelineArtifact@2
     displayName: Downloading $(SamplesAppArtifactName)
     inputs:
@@ -74,6 +76,8 @@ jobs:
 
   steps:
 
+  - template: ../templates/host-cleanup-linux.yml
+
   - task: DownloadPipelineArtifact@2
     displayName: Downloading $(SamplesAppArtifactName)
     inputs:

build/ci/tests/.azure-devops-tests-webassembly-skia-build.yml

@@ -29,6 +29,7 @@ jobs:
     clean: true
     fetchDepth: 1
 
+  - template: ../templates/host-cleanup-linux.yml
   - template: ../templates/gitversion.yml
   - template: ../templates/dotnet-mobile-install-windows.yml
     parameters:

build/ci/tests/.azure-devops-tests-webassembly-skia.yml

@@ -44,6 +44,8 @@ jobs:
 
   steps:
 
+  - template: ../templates/host-cleanup-linux.yml
+
   - task: DownloadPipelineArtifact@2
     displayName: Downloading $(SamplesAppArtifactName)
     inputs: