feat: Use tar instead of 7zip to preserve file permissions in tar.gz packages

.changeset/swift-masks-appear.md

@@ -0,0 +1,5 @@
+---
+"app-builder-lib": patch
+---
+
+feat: Use tar instead of 7zip to preserve file permissions in tar.gz packages

packages/app-builder-lib/package.json

@@ -71,6 +71,7 @@
     "read-config-file": "6.2.0",
     "sanitize-filename": "^1.6.3",
     "semver": "^7.3.5",
+    "tar": "^6.1.11",
     "temp-file": "^3.4.0"
   },
   "///": "babel in devDependencies for proton tests",
@@ -101,6 +102,7 @@
     "@types/is-ci": "3.0.0",
     "@types/js-yaml": "4.0.3",
     "@types/semver": "7.3.8",
+    "@types/tar": "^6.1.1",
     "dmg-builder": "workspace:*",
     "electron-builder-squirrel-windows": "workspace:*"
   },

packages/app-builder-lib/src/targets/archive.ts

@@ -3,6 +3,7 @@ import { debug7z, exec } from "builder-util"
 import { exists, unlinkIfExists } from "builder-util/out/fs"
 import { move } from "fs-extra"
 import * as path from "path"
+import { create, CreateOptions, FileOptions } from "tar"
 import { TmpDir } from "temp-file"
 import { CompressionLevel } from "../core"
 import { getLinuxToolsPath } from "./tools"
@@ -17,20 +18,25 @@ export async function tar(
   tempDirManager: TmpDir
 ): Promise<void> {
   const tarFile = await tempDirManager.getTempFile({ suffix: ".tar" })
-  const tarArgs = debug7zArgs("a")
-  tarArgs.push(tarFile)
-  tarArgs.push(path.basename(dirToArchive))
+  const tarArgs: CreateOptions & FileOptions = {
+    file: tarFile,
+    portable: true,
+    cwd: dirToArchive,
+    prefix: path.basename(outFile, `.${format}`),
+  }
+  let tarDirectory = "."
+  if (isMacApp) {
+    delete tarArgs.prefix
+    tarArgs.cwd = path.dirname(dirToArchive)
+    tarDirectory = path.basename(dirToArchive)
+  }
 
   await Promise.all([
-    exec(path7za, tarArgs, { cwd: path.dirname(dirToArchive) }),
+    create(tarArgs, [tarDirectory]),
     // remove file before - 7z doesn't overwrite file, but update
     unlinkIfExists(outFile),
   ])
 
-  if (!isMacApp) {
-    await exec(path7za, ["rn", tarFile, path.basename(dirToArchive), path.basename(outFile, `.${format}`)])
-  }
-
   if (format === "tar.lz") {
     // noinspection SpellCheckingInspection
     let lzipPath = "lzip"