Correctly build packages for linux-musl-arm64 (dotnet/coreclr#22793)

* Correctly build packages for linux-musl-arm64

Also add build-package step to PR.

* Correctly add back if

* Fix build-packages


Commit migrated from dotnet/coreclr@3e8cd50

eng/build-job.yml

@@ -140,12 +140,17 @@ jobs:
           KeyVaultName: EngKeyVault
           SecretsFilter: 'dotnetfeed-storage-access-key-1,microsoft-symbol-server-pat,symweb-symbol-server-pat'
 
+    # Build packages
+    - ${{ if ne(parameters.osGroup, 'Windows_NT') }}:
+      - script: ./build-packages.sh -BuildArch=$(archType) -BuildType=$(buildConfigUpper) $(crossPackagesArg) -OfficialBuildId=$(Build.BuildNumber) $(portableBuildArg)
+        displayName: Build packages
+    - ${{ if eq(parameters.osGroup, 'Windows_NT') }}:
+      - script: build-packages.cmd -BuildArch=$(archType) -BuildType=$(buildConfigUpper) -OfficialBuildId=$(Build.BuildNumber)
+        displayName: Build packages
 
-    # Build packages and publish official build
+    # Publish official build
     - ${{ if and(ne(variables['System.TeamProject'], 'public'), ne(variables['Build.Reason'], 'PullRequest')) }}:
       - ${{ if ne(parameters.osGroup, 'Windows_NT') }}:
-        - script: ./build-packages.sh -BuildArch=$(archType) -BuildType=$(buildConfigUpper) $(crossPackagesArg) -OfficialBuildId=$(Build.BuildNumber) $(portableBuildArg)
-          displayName: Build packages
         - script: ./eng/common/build.sh /p:DotNetPublishToBlobFeed=true --ci --restore --projects $(Build.SourcesDirectory)/eng/empty.proj
           displayName: Restore blob feed tasks
           ${{ if eq(parameters.osGroup, 'FreeBSD') }}:
@@ -162,8 +167,6 @@ jobs:
               DotNetCoreSdkDir: /usr/local/dotnet
       - ${{ if eq(parameters.osGroup, 'Windows_NT') }}:
         # TODO: pass publish feed url and access token in from the internal pipeline
-        - script: build-packages.cmd -BuildArch=$(archType) -BuildType=$(buildConfigUpper) -OfficialBuildId=$(Build.BuildNumber)
-          displayName: Build packages
         - powershell: eng\common\build.ps1 /p:DotNetPublishToBlobFeed=true -ci -restore -projects $(Build.SourcesDirectory)\eng\empty.proj
           displayName: Restore blob feed tasks
         - powershell: eng\common\msbuild.ps1 -ci src\publishwitharcade.proj /p:__BuildType=$(buildConfigUpper) /p:__BuildArch=$(archType) /p:OSIdentifier=$(osIdentifier) /p:AzureFeedUrl=$(dotnetfeedUrl) /p:AzureAccountKey=$(dotnetfeedPAT)

src/coreclr/build-packages.sh

@@ -113,6 +113,13 @@ done
 
 initDistroRid
 
+if [ "${__DistroRid}" = "linux-musl-arm64" ]; then
+    # ArchGroup is generally determined from parsing {}-{}; however, linux-musl-arm64
+    # will break this logic. To work around this, pass ArchGroup explicitely.
+
+    export ArchGroup=arm64
+fi
+
 $__ProjectRoot/dotnet.sh msbuild /nologo /verbosity:minimal /clp:Summary \
                          /p:__BuildOS=$__BuildOS /flp:v=detailed\;Append\;LogFile=build-packages.log \
                          /l:BinClashLogger,Tools/Microsoft.DotNet.Build.Tasks.dll\;LogFile=binclash.log \

src/coreclr/src/.nuget/dir.props

@@ -148,6 +148,9 @@
     <OfficialBuildRID Include="linux-arm64">
       <Platform>arm64</Platform>
     </OfficialBuildRID>
+    <OfficialBuildRID Include="linux-musl-arm64">
+      <Platform>arm64</Platform>
+    </OfficialBuildRID>
     <OfficialBuildRID Include="tizen.4.0.0-armel">
       <Platform>armel</Platform>
     </OfficialBuildRID>