fix: allow parallel apt calls in the llvm installer

src/llvm/llvm_installer.ts

@@ -4,7 +4,7 @@ import { execa } from "execa"
 import { chmod, readFile, writeFile } from "fs/promises"
 import { DEFAULT_TIMEOUT } from "../installTool"
 import { addPath } from "../utils/env/addEnv"
-import { hasNala, isPackageRegexInstalled, setupAptPack } from "../utils/setup/setupAptPack"
+import { aptTimeout, hasNala, isPackageRegexInstalled, setupAptPack } from "../utils/setup/setupAptPack"
 import type { InstallationInfo } from "../utils/setup/setupBin"
 
 export enum LLVMPackages {
@@ -70,8 +70,8 @@ function nonInteractiveScript(script: string) {
   // make the scirpt non-interactive and fix broken packages
   return script.replace(
     /add-apt-repository "\${REPO_NAME}"/g,
-    // eslint-disable-next-line no-template-curly-in-string
+    `add-apt-repository -y -n "\${REPO_NAME}"
-    "add-apt-repository -y \"${REPO_NAME}\"",
+apt-get update -o ${aptTimeout} -y`,
   )
 }
 
@@ -79,7 +79,7 @@ async function removeConflictingPackages(givenScript: string) {
   // fix conflicts between libclang-rt and libclang
   let script = givenScript.replace(
     /apt-get install -y/g,
-    "apt-get install -o Dpkg::Options::=\"--force-overwrite\" -y --fix-broken",
+    `apt-get install -o Dpkg::Options::="--force-overwrite" -o ${aptTimeout}  -y --fix-broken`,
   )
 
   // check if these are installed and if so, remove them from the script as they conflict

src/utils/setup/setupAptPack.ts

@@ -14,7 +14,7 @@ let didUpdate: boolean = false
 let didInit: boolean = false
 
 // wait up to 300 seconds if the apt-get lock is held
-const aptTimeout = "DPkg::Lock::Timeout=300"
+export const aptTimeout = "DPkg::Lock::Timeout=300"
 
 export type AptPackage = {
   name: string
@@ -177,7 +177,7 @@ export function hasNala() {
   return which.sync("nala", { nothrow: true }) !== null
 }
 
-function getApt() {
+export function getApt() {
   let apt: string
   if (hasNala()) {
     apt = "nala"