Chown files to a custom user after building (fix file ownership) (#250)

* Chown files to a custom user after building

* Better describe `chownFilesTo` input

As suggested by @webbertakken: https://github.com/game-ci/unity-builder/pull/250#discussion_r624575666

Co-authored-by: Webber Takken <webber@takken.io>

* Simplify chown step in `build.sh`

Co-authored-by: Webber Takken <webber@takken.io>

Co-authored-by: Webber Takken <webber@takken.io>

src/model/__mocks__/input.ts

@@ -10,6 +10,7 @@ export const mockGetFromUser = jest.fn().mockResolvedValue({
   buildMethod: undefined,
   buildVersion: '1.3.37',
   customParameters: '',
+  chownFilesTo: '',
 });
 
 export default {

src/model/aws.ts

@@ -149,6 +149,10 @@ class AWS {
             name: 'CUSTOM_PARAMETERS',
             value: buildParameters.customParameters,
           },
+          {
+            name: 'CHOWN_FILES_TO',
+            value: buildParameters.chownFilesTo,
+          },
           {
             name: 'BUILD_TARGET',
             value: buildParameters.platform,

src/model/build-parameters.ts

@@ -33,6 +33,7 @@ class BuildParameters {
       androidKeyaliasName: Input.androidKeyaliasName,
       androidKeyaliasPass: Input.androidKeyaliasPass,
       customParameters: Input.customParameters,
+      chownFilesTo: Input.chownFilesTo,
       remoteBuildCluster: Input.remoteBuildCluster,
       awsStackName: Input.awsStackName,
       kubeConfig: Input.kubeConfig,

src/model/docker.ts

@@ -36,6 +36,7 @@ class Docker {
       androidKeyaliasName,
       androidKeyaliasPass,
       customParameters,
+      chownFilesTo,
     } = parameters;
 
     const command = `docker run \
@@ -62,6 +63,7 @@ class Docker {
         --env ANDROID_KEYALIAS_NAME="${androidKeyaliasName}" \
         --env ANDROID_KEYALIAS_PASS="${androidKeyaliasPass}" \
         --env CUSTOM_PARAMETERS="${customParameters}" \
+        --env CHOWN_FILES_TO="${chownFilesTo}" \
         --env GITHUB_REF \
         --env GITHUB_SHA \
         --env GITHUB_REPOSITORY \

src/model/input.ts

@@ -85,6 +85,10 @@ class Input {
     return core.getInput('customParameters') || '';
   }
 
+  static get chownFilesTo() {
+    return core.getInput('chownFilesTo') || '';
+  }
+
   static get remoteBuildCluster() {
     return core.getInput('remoteBuildCluster') || '';
   }

src/model/kubernetes.ts

@@ -222,6 +222,10 @@ class Kubernetes {
                     name: 'CUSTOM_PARAMETERS',
                     value: this.buildParameters.customParameters,
                   },
+                  {
+                    name: 'CHOWN_FILES_TO',
+                    value: this.buildParameters.chownFilesTo,
+                  },
                   {
                     name: 'BUILD_TARGET',
                     value: this.buildParameters.platform,