From 79b405c24dfbb5e13ff021f83d1b34167ef5aaf8 Mon Sep 17 00:00:00 2001
From: James Sturtevant <jsturtevant@gmail.com>
Date: Tue, 26 Nov 2024 14:33:47 -0800
Subject: [PATCH] Use Wac for composition

Signed-off-by: James Sturtevant <jsturtevant@gmail.com>
---
 README.md                                     |  8 +--
 .../CalculatorComposed.csproj                 |  2 +-
 .../WasmComponent.Sdk.csproj                  | 54 +++++++++++++------
 ...lliance.Componentize.DotNet.Wasm.SDK.props | 14 +++--
 .../testapps/E2EConsumer/E2EConsumer.csproj   |  2 +-
 .../SimpleConsumer/SimpleConsumer.csproj      |  2 +-
 6 files changed, 54 insertions(+), 28 deletions(-)

diff --git a/README.md b/README.md
index b6e1861..b17fcd4 100644
--- a/README.md
+++ b/README.md
@@ -179,10 +179,10 @@ world root {
 
 ## Composing components
 
-Once you have a components containing the Adder and Calculator host, you can use [wasm-tools](https://github.com/bytecodealliance/wasm-tools) to compose a runnable application:
+Once you have a components containing the Adder and Calculator host, you can use [wac](https://github.com/bytecodealliance/wac) to compose a runnable application:
 
 ```bash
-wasm-tools compose -o composed.wasm MyApp.wasm -d AddImplementation.wasm
+wac plug MyApp.wasm --plug AddImplementation.wasm -o composed.wasm
 ```
 
 then run it:
@@ -191,7 +191,7 @@ then run it:
 wasmtime composed.wasm
 ```
 
-While you can run wasm-tools manually, you can also generate this automatically.  One way to do this is to [create a new project](./samples/calculator/CalculatorComposed/) and add the following:
+While you can run wac manually, you can also generate this automatically.  One way to do this is to [create a new project](./samples/calculator/CalculatorComposed/) and add the following:
 
 ```xml
  <Target Name="ComposeWasmComponent" AfterTargets="Publish">
@@ -201,7 +201,7 @@ While you can run wasm-tools manually, you can also generate this automatically.
         </PropertyGroup>
         
         <MakeDir Directories="dist" />
-        <Exec Command="$(WasmToolsExe) compose -o dist/calculator.wasm $(EntrypointComponent) -d $(DependencyComponent)" />
+        <Exec Command="$(WacExe) plug $(EntrypointComponent) --plug $(DependencyComponent)" -o dist/calculator.wasm />
     </Target>
 ```
 
diff --git a/samples/calculator/CalculatorComposed/CalculatorComposed.csproj b/samples/calculator/CalculatorComposed/CalculatorComposed.csproj
index 3d62ff9..0603bf6 100644
--- a/samples/calculator/CalculatorComposed/CalculatorComposed.csproj
+++ b/samples/calculator/CalculatorComposed/CalculatorComposed.csproj
@@ -23,7 +23,7 @@
         </PropertyGroup>
         
         <MakeDir Directories="dist" />
-        <Exec Command="$(WasmToolsExe) compose -o dist/calculator.wasm $(EntrypointComponent) -d $(DependencyComponent)" />
+        <Exec Command="$(WacExe) plug $(EntrypointComponent) --plug $(DependencyComponent) -o dist/calculator.wasm" />
     </Target>
 
 </Project>
diff --git a/src/WasmComponent.Sdk/WasmComponent.Sdk.csproj b/src/WasmComponent.Sdk/WasmComponent.Sdk.csproj
index 18f543a..bad1420 100644
--- a/src/WasmComponent.Sdk/WasmComponent.Sdk.csproj
+++ b/src/WasmComponent.Sdk/WasmComponent.Sdk.csproj
@@ -19,12 +19,14 @@
         <!-- Things you might want to edit -->
         <!-- Set BuildWasmToolsLocally to true if you want to build modules/wasm-tools locally and use its output -->
         <BuildWasmToolsLocally>false</BuildWasmToolsLocally>
-        <PrebuiltWasmToolsVersion>1.219.1</PrebuiltWasmToolsVersion>
-        <PrebuiltWasmToolsBaseUrl>https://github.com/bytecodealliance/wasm-tools/releases/download/v$(PrebuiltWasmToolsVersion)/wasm-tools-$(PrebuiltWasmToolsVersion)</PrebuiltWasmToolsBaseUrl>
-        <WasmtimeVersionForWasiSnapshotPreview1Adapters>21.0.1</WasmtimeVersionForWasiSnapshotPreview1Adapters>
-
         <WasmToolsModuleRoot>$(MSBuildThisFileDirectory)..\..\modules\wasm-tools\</WasmToolsModuleRoot>
 
+        <WasmToolsVersion>1.220.0</WasmToolsVersion>
+        <PrebuiltWasmToolsBaseUrl>https://github.com/bytecodealliance/wasm-tools/releases/download/v$(WasmToolsVersion)/wasm-tools-$(WasmToolsVersion)</PrebuiltWasmToolsBaseUrl>
+
+        <WacVersion>v0.6.1</WacVersion>
+        <WacBaseUrl>https://github.com/bytecodealliance/wac/releases/download/$(WacVersion)/wac-cli</WacBaseUrl>
+
         <!-- Don't pack any assemblies in lib/*/.dll.-->
         <NoPackageAnalysis>true</NoPackageAnalysis>
         <IncludeBuildOutput>false</IncludeBuildOutput>
@@ -56,28 +58,48 @@
         <Copy SourceFiles="$(WasmToolsModuleRoot)target\release\$(WasmToolsExeName)" DestinationFolder="tools\$(WasmToolsTarget)\" />
     </Target>
 
-    <Target Name="DownloadNativeTooling" Condition="'$(BuildWasmToolsLocally)' != 'true'" DependsOnTargets="GetDownloadNativeToolingDependencies; DownloadNativeToolingCore">
+    <Target Name="DownloadNativeTooling" Condition="'$(BuildWasmToolsLocally)' != 'true'" DependsOnTargets="GetWasmToolsDependencies; DownloadWasmTools; GetWacDependencies; DownloadWac">
     </Target>
 
-    <Target Name="GetDownloadNativeToolingDependencies">
+    <Target Name="GetWasmToolsDependencies">
         <ItemGroup>
-            <PrebuiltWasmToolsTarget Include="aarch64-linux" Rid="linux-arm64" Ext=".tar.gz" />
-            <PrebuiltWasmToolsTarget Include="aarch64-macos" Rid="osx-arm64" Ext=".tar.gz" />
-            <PrebuiltWasmToolsTarget Include="x86_64-linux" Rid="linux-x64" Ext=".tar.gz" />
-            <PrebuiltWasmToolsTarget Include="x86_64-macos" Rid="osx-x64" Ext=".tar.gz" />
+            <WasmToolsTarget Include="aarch64-linux" Rid="linux-arm64" Ext=".tar.gz" />
+            <WasmToolsTarget Include="aarch64-macos" Rid="osx-arm64" Ext=".tar.gz" />
+            <WasmToolsTarget Include="x86_64-linux" Rid="linux-x64" Ext=".tar.gz" />
+            <WasmToolsTarget Include="x86_64-macos" Rid="osx-x64" Ext=".tar.gz" />
             <!-- tar on non-Windows often cannot handle zip archives.  Until we have a solution, we canonly publish the packages from the Windows build. 
                  See https://github.com/bytecodealliance/componentize-dotnet/issues/41 -->
-            <PrebuiltWasmToolsTarget Include="x86_64-windows" Rid="win-x64" Ext=".zip" ExeExt=".exe" Condition="$([MSBuild]::IsOSPlatform('Windows'))" />
+            <WasmToolsTarget Include="x86_64-windows" Rid="win-x64" Ext=".zip" ExeExt=".exe" Condition="$([MSBuild]::IsOSPlatform('Windows'))" />
         </ItemGroup>
         <ItemGroup>
-            <PrebuiltWasmToolsOutputs Include="tools\%(PrebuiltWasmToolsTarget.Rid)\wasm-tools%(PrebuiltWasmToolsTarget.ExeExt)" />
+            <PrebuiltWasmToolsOutputs Include="tools\%(WasmToolsTarget.Rid)\wasm-tools%(WasmToolsTarget.ExeExt)" />
         </ItemGroup>
     </Target>
 
-    <Target Name="DownloadNativeToolingCore" Inputs="@(PrebuiltWasmToolsOutputs)" Outputs="@(PrebuiltWasmToolsOutputs)">
-        <DownloadFile SourceUrl="$(PrebuiltWasmToolsBaseUrl)-%(PrebuiltWasmToolsTarget.Identity)%(PrebuiltWasmToolsTarget.Ext)" DestinationFolder="tools\temp" DestinationFileName="%(PrebuiltWasmToolsTarget.Rid)%(PrebuiltWasmToolsTarget.Ext)" />
-        <MakeDir Directories="tools\%(PrebuiltWasmToolsTarget.Rid)" />
-        <Exec Command="tar -xf &quot;temp/%(PrebuiltWasmToolsTarget.Rid)%(PrebuiltWasmToolsTarget.Ext)&quot; -C %(PrebuiltWasmToolsTarget.Rid) --strip-components=1" WorkingDirectory="tools" />
+    <Target Name="GetWacDependencies">
+        <ItemGroup>
+            <WacTarget Include="aarch64-unknown-linux-musl" Rid="linux-arm64"/>
+            <WacTarget Include="aarch64-apple-darwin" Rid="osx-arm64"/>
+            <WacTarget Include="x86_64-unknown-linux-musl" Rid="linux-x64"/>
+            <WacTarget Include="x86_64-apple-darwin" Rid="osx-x64"/>
+            <WacTarget Include="x86_64-pc-windows-gnu" Rid="win-x64" ExeExt=".exe"/>
+        </ItemGroup>
+        <ItemGroup>
+            <WacOutputs Include="tools\%(WacTarget.Rid)\wac%(WacTarget.ExeExt)" />
+        </ItemGroup>
+    </Target>
+
+    <Target Name="DownloadWac" Inputs="@(WacOutputs)" Outputs="@(WacOutputs)">
+        <MakeDir Directories="tools\%(WacOutputs.Rid)" />
+        <DownloadFile SourceUrl="$(WacBaseUrl)-%(WacTarget.Identity)" DestinationFolder="tools\%(WacTarget.Rid)" DestinationFileName="wac%(WacTarget.ExeExt)" />
+        <!-- this makes CI pass but doesn't really make it work from Linux since package is build on Windows-->
+        <Exec Command="chmod +x tools/%(WacTarget.Rid)/wac" Condition="$([MSBuild]::IsOSPlatform('Linux')) And '%(WacTarget.ExeExt)' == ''"/>
+    </Target>
+
+    <Target Name="DownloadWasmTools" Inputs="@(PrebuiltWasmToolsOutputs)" Outputs="@(PrebuiltWasmToolsOutputs)">
+        <DownloadFile SourceUrl="$(PrebuiltWasmToolsBaseUrl)-%(WasmToolsTarget.Identity)%(WasmToolsTarget.Ext)" DestinationFolder="tools\temp" DestinationFileName="%(WasmToolsTarget.Rid)%(WasmToolsTarget.Ext)" />
+        <MakeDir Directories="tools\%(WasmToolsTarget.Rid)" />
+        <Exec Command="tar -xf &quot;temp/%(WasmToolsTarget.Rid)%(WasmToolsTarget.Ext)&quot; -C %(WasmToolsTarget.Rid) --strip-components=1" WorkingDirectory="tools" />
         <RemoveDir Directories="tools\temp" />
     </Target>
 
diff --git a/src/WasmComponent.Sdk/build/BytecodeAlliance.Componentize.DotNet.Wasm.SDK.props b/src/WasmComponent.Sdk/build/BytecodeAlliance.Componentize.DotNet.Wasm.SDK.props
index 7d246cd..a6f34e1 100644
--- a/src/WasmComponent.Sdk/build/BytecodeAlliance.Componentize.DotNet.Wasm.SDK.props
+++ b/src/WasmComponent.Sdk/build/BytecodeAlliance.Componentize.DotNet.Wasm.SDK.props
@@ -9,12 +9,16 @@
 		<InvariantGlobalization>true</InvariantGlobalization>
 		<SelfContained>true</SelfContained>
 
-		<WasmToolsTarget Condition="$([MSBuild]::IsOSPlatform('Windows'))">win</WasmToolsTarget>
-		<WasmToolsTarget Condition="$([MSBuild]::IsOSPlatform('Linux'))">linux</WasmToolsTarget>
-		<WasmToolsTarget Condition="$([MSBuild]::IsOSPlatform('OSX'))">osx</WasmToolsTarget>
-		<WasmToolsTarget>$(WasmToolsTarget)-$([System.Runtime.InteropServices.RuntimeInformation]::OSArchitecture.ToString().ToLower())</WasmToolsTarget>
-		<WasmToolsExe>$(MSBuildThisFileDirectory)..\tools\$(WasmToolsTarget)\wasm-tools</WasmToolsExe>
+		<ToolsTarget Condition="$([MSBuild]::IsOSPlatform('Windows'))">win</ToolsTarget>
+		<ToolsTarget Condition="$([MSBuild]::IsOSPlatform('Linux'))">linux</ToolsTarget>
+		<ToolsTarget Condition="$([MSBuild]::IsOSPlatform('OSX'))">osx</ToolsTarget>
+		<ToolsTarget>$(ToolsTarget)-$([System.Runtime.InteropServices.RuntimeInformation]::OSArchitecture.ToString().ToLower())</ToolsTarget>
+		
+		<WasmToolsExe>$(MSBuildThisFileDirectory)..\tools\$(ToolsTarget)\wasm-tools</WasmToolsExe>
 		<WasmToolsExe Condition="$([MSBuild]::IsOSPlatform('Windows'))">$(WasmToolsExe).exe</WasmToolsExe>
+		
+		<WacExe>$(MSBuildThisFileDirectory)..\tools\$(ToolsTarget)\wac</WacExe>
+		<WacExe Condition="$([MSBuild]::IsOSPlatform('Windows'))">$(WacExe).exe</WacExe>
 	</PropertyGroup>
 
 	<ItemGroup>
diff --git a/test/E2ETest/testapps/E2EConsumer/E2EConsumer.csproj b/test/E2ETest/testapps/E2EConsumer/E2EConsumer.csproj
index 4b16062..4fac070 100644
--- a/test/E2ETest/testapps/E2EConsumer/E2EConsumer.csproj
+++ b/test/E2ETest/testapps/E2EConsumer/E2EConsumer.csproj
@@ -35,7 +35,7 @@
         </PropertyGroup>
 
         <MakeDir Directories="dist" />
-        <Exec Command="$(WasmToolsExe) compose -o dist/composed.wasm $(NativeOutputPath)$(TargetName.ToLower()).wasm -d $(DependencyComponent)" />
+        <Exec Command="$(WacExe) plug $(NativeOutputPath)$(TargetName.ToLower()).wasm --plug $(DependencyComponent) -o dist/composed.wasm" />
     </Target>
 
 </Project>
diff --git a/test/WasmComponentSdkTest/testapps/SimpleConsumer/SimpleConsumer.csproj b/test/WasmComponentSdkTest/testapps/SimpleConsumer/SimpleConsumer.csproj
index 4b9a886..af3e961 100644
--- a/test/WasmComponentSdkTest/testapps/SimpleConsumer/SimpleConsumer.csproj
+++ b/test/WasmComponentSdkTest/testapps/SimpleConsumer/SimpleConsumer.csproj
@@ -33,7 +33,7 @@
         </PropertyGroup>
 
         <MakeDir Directories="dist" />
-        <Exec Command="$(WasmToolsExe) compose -o dist/composed.wasm $(NativeOutputPath)$(TargetName).wasm -d $(DependencyComponent)" />
+        <Exec Command="$(WacExe) plug $(NativeOutputPath)$(TargetName).wasm --plug $(DependencyComponent) -o dist/composed.wasm" />
     </Target>
 
 </Project>