chore: support fallback names in the download_deps utilzano

3 files changed, 109 insertions, 66 deletions

diff --git a/tests/.DS_Store b/tests/.DS_Store
new file mode 100644
index 0000000..6914114
--- /dev/null
+++ b/tests/.DS_Store
diff --git a/tests/download_deps.ts b/tests/download_deps.ts
index 808640e..8871fa5 100644
--- a/tests/download_deps.ts
+++ b/tests/download_deps.ts
@@ -4,8 +4,11 @@ import { Coin, getMoneroCTags } from "./utils.ts";
 export type Target = `${typeof Deno["build"]["os"]}_${typeof Deno["build"]["arch"]}`;
 
 interface FileInfo {
-  overrideMirrors?: string[];
-  name: string;
+  // List of mirrors that override DownloadInfo mirrors for this FileInfo
+  overrideMirrors?: [mainFilePath: string, ...fallbacks: string[]];
+  // List of file names that fallback if previous failed
+  // If first name failed and got fallbacked by another, it will get renamed to the first entry
+  names: string[];
   sha256?: string;
 }
 
@@ -21,7 +24,7 @@ export function getFileInfo(
   downloadInfo: DownloadInfo,
   target: Target = `${Deno.build.os}_${Deno.build.arch}`,
 ): FileInfo {
-  const fileInfo = "name" in downloadInfo.file ? downloadInfo.file : downloadInfo.file[target];
+  const fileInfo = "names" in downloadInfo.file ? downloadInfo.file : downloadInfo.file[target];
   if (!fileInfo) {
     throw new Error(`No fileInfo set for target: ${target}`);
   }
@@ -37,6 +40,61 @@ export async function downloadDependencies(...infos: DownloadInfo[]): Promise<vo
   return await downloadFiles("./tests/dependencies", `${Deno.build.os}_${Deno.build.arch}`, ...infos);
 }
 
+async function tryToDownloadFile(
+  mirror: string,
+  fileInfo: FileInfo,
+  fileName: string,
+): Promise<Uint8Array | undefined> {
+  const url = `${mirror}/${fileName}`;
+
+  const response = await fetch(url);
+  if (!response.ok) {
+    console.warn(`Could not reach file ${fileName} on mirror: ${mirror}`);
+    await response.body?.cancel();
+    return;
+  }
+
+  const responseBuffer = await response.bytes();
+
+  if (fileInfo.sha256) {
+    const responseChecksum = await sha256(responseBuffer);
+    if (responseChecksum !== fileInfo.sha256) {
+      console.warn(
+        `Checksum mismatch on file ${fileName} on mirror: ${mirror} (${responseChecksum} != ${fileInfo.sha256})`,
+      );
+      return;
+    }
+  }
+
+  return responseBuffer;
+}
+
+async function validFileExists(filePath: string, fileInfo: FileInfo): Promise<boolean> {
+  const [mainFileName] = fileInfo.names;
+
+  let fileBuffer: Uint8Array;
+  try {
+    fileBuffer = await Deno.readFile(filePath);
+  } catch {
+    return false;
+  }
+
+  // File exists, make sure checksum matches
+  if (fileInfo.sha256) {
+    const fileChecksum = await sha256(fileBuffer);
+    if (fileChecksum !== fileInfo.sha256) {
+      console.log(
+        `File ${mainFileName} already exists, but checksum is mismatched (${fileChecksum} != ${fileInfo.sha256}), redownloading`,
+      );
+      await Deno.remove(filePath);
+      return false;
+    }
+  }
+
+  console.log(`File ${mainFileName} already exists, skipping`);
+  return true;
+}
+
 export async function downloadFiles(outDir: string, target: Target, ...infos: DownloadInfo[]): Promise<void> {
   try {
     await Deno.mkdir(outDir, { recursive: true });
@@ -48,65 +106,40 @@ export async function downloadFiles(outDir: string, target: Target, ...infos: Do
 
   for (const info of infos) {
     const fileInfo = getFileInfo(info, target);
-    const fileName = fileInfo.name;
-    const filePath = join(outDir, info.outDir ?? "", fileName);
-
-    file_might_exist: try {
-      const fileBuffer = await Deno.readFile(filePath);
-
-      // File exists, make sure checksum matches
-      if (fileInfo.sha256) {
-        const fileChecksum = await sha256(fileBuffer);
-        if (fileChecksum !== fileInfo.sha256) {
-          console.log(
-            `File ${fileName} already exists, but checksum is mismatched (${fileChecksum} != ${fileInfo.sha256}), redownloading`,
-          );
-          await Deno.remove(filePath);
-          break file_might_exist;
-        }
-      }
-
-      console.log(`File ${fileName} already exists, skipping`);
+    const [mainFileName] = fileInfo.names;
+
+    if (
+      await validFileExists(
+        join(outDir, info.outDir || ""),
+        fileInfo,
+      )
+    ) {
       continue;
-    } catch { /**/ }
+    }
 
     let buffer: Uint8Array | undefined;
+    outer: for (const mirror of fileInfo.overrideMirrors ?? info.mirrors) {
+      for (const fileName of fileInfo.names) {
+        buffer = await tryToDownloadFile(mirror, fileInfo, fileName);
 
-    for (const mirror of fileInfo.overrideMirrors ?? info.mirrors) {
-      const url = `${mirror}/${fileName}`;
-
-      const response = await fetch(url);
-      if (!response.ok) {
-        console.warn(`Could not reach file ${fileName} on mirror: ${mirror}`);
-        await response.body?.cancel();
-        continue;
-      }
-
-      const responseBuffer = await response.bytes();
-
-      if (fileInfo.sha256) {
-        const responseChecksum = await sha256(responseBuffer);
-        if (responseChecksum !== fileInfo.sha256) {
-          console.warn(
-            `Checksum mismatch on file ${fileName} on mirror: ${mirror} (${responseChecksum} != ${fileInfo.sha256})`,
-          );
-          continue;
+        if (buffer) {
+          break outer;
         }
       }
-
-      buffer = responseBuffer;
     }
 
     if (!buffer) {
-      throw new Error(`None of the mirrors for ${fileName} are available`);
+      throw new Error(`None of the mirrors for ${fileInfo.names} are available`);
     }
 
+    const filePath = join(outDir, info.outDir ?? "", mainFileName);
+
     await Deno.mkdir(resolve(filePath, ".."), {
       recursive: true,
     }).catch(() => {});
 
     await Deno.writeFile(filePath, buffer);
-    console.info("Downloaded file", fileInfo.name);
+    console.info("Downloaded file", filePath);
   }
 }
 
@@ -117,25 +150,25 @@ export const wowneroCliInfo: DownloadInfo = {
   ],
   file: {
     linux_aarch64: {
-      name: "wownero-aarch64-linux-gnu-59db3fe8d.tar.bz2",
+      names: ["wownero-aarch64-linux-gnu-59db3fe8d.tar.bz2"],
       sha256: "07ce678302c07a6e79d90be65cbda243d843d414fbadb30f972d6c226575cfa7",
     },
     linux_x86_64: {
-      name: "wownero-x86_64-linux-gnu-59db3fe8d.tar.bz2",
+      names: ["wownero-x86_64-linux-gnu-59db3fe8d.tar.bz2"],
       sha256: "03880967c70cc86558d962b8a281868c3934238ea457a36174ba72b99d70107e",
     },
 
     darwin_aarch64: {
-      name: "wownero-aarch64-apple-darwin11-59db3fe8d.tar.bz2",
+      names: ["wownero-aarch64-apple-darwin11-59db3fe8d.tar.bz2"],
       sha256: "25ff454a92b1cf036df5f28cdd2c63dcaf4b03da7da9403087371f868827c957",
     },
     darwin_x86_64: {
-      name: "wownero-x86_64-apple-darwin11-59db3fe8d.tar.bz2",
+      names: ["wownero-x86_64-apple-darwin11-59db3fe8d.tar.bz2"],
       sha256: "7e9b6a84a560ed7a9ed7117c6f07fb228d77a06afac863d0ea1dbf833c4eddf6",
     },
 
     windows_x86_64: {
-      name: "wownero-x86_64-w64-mingw32-59db3fe8d.zip",
+      names: ["wownero-x86_64-w64-mingw32-59db3fe8d.zip"],
       sha256: "7e0ed84afa51e3b403d635c706042859094eb6850de21c9e82cb0a104425510e",
     },
 
@@ -144,7 +177,7 @@ export const wowneroCliInfo: DownloadInfo = {
         "https://static.mrcyjanek.net/download_mirror/",
         "https://codeberg.org/wownero/wownero/releases/download/v0.11.1.0/",
       ],
-      name: "wownero-aarch64-linux-android-v0.11.1.0.tar.bz2",
+      names: ["wownero-aarch64-linux-android-v0.11.1.0.tar.bz2"],
       sha256: "236188f8d8e7fad2ff35973f8c2417afffa8855d1a57b4c682fff5b199ea40f5",
     },
   },
@@ -157,30 +190,30 @@ export const moneroCliInfo: DownloadInfo = {
   ],
   file: {
     linux_aarch64: {
-      name: "monero-linux-armv8-v0.18.3.4.tar.bz2",
+      names: ["monero-linux-armv8-v0.18.3.4.tar.bz2"],
       sha256: "33ca2f0055529d225b61314c56370e35606b40edad61c91c859f873ed67a1ea7",
     },
     linux_x86_64: {
-      name: "monero-linux-x64-v0.18.3.4.tar.bz2",
+      names: ["monero-linux-x64-v0.18.3.4.tar.bz2"],
       sha256: "51ba03928d189c1c11b5379cab17dd9ae8d2230056dc05c872d0f8dba4a87f1d",
     },
 
     darwin_aarch64: {
-      name: "monero-mac-armv8-v0.18.3.4.tar.bz2",
+      names: ["monero-mac-armv8-v0.18.3.4.tar.bz2"],
       sha256: "44520cb3a05c2518ca9aeae1b2e3080fe2bba1e3596d014ceff1090dfcba8ab4",
     },
     darwin_x86_64: {
-      name: "monero-mac-x64-v0.18.3.4.tar.bz2",
+      names: ["monero-mac-x64-v0.18.3.4.tar.bz2"],
       sha256: "32c449f562216d3d83154e708471236d07db7477d6b67f1936a0a85a5005f2b8",
     },
 
     windows_x86_64: {
-      name: "monero-win-x64-v0.18.3.4.zip",
+      names: ["monero-win-x64-v0.18.3.4.zip"],
       sha256: "54a66db6c892b2a0999754841f4ca68511741b88ea3ab20c7cd504a027f465f5",
     },
 
     android_aarch64: {
-      name: "monero-android-armv8-v0.18.3.4.tar.bz2",
+      names: ["monero-android-armv8-v0.18.3.4.tar.bz2"],
       sha256: "d9c9249d1408822ce36b346c6b9fb6b896cda16714d62117fb1c588a5201763c",
     },
   },
@@ -199,12 +232,22 @@ for (const tag of await getMoneroCTags()) {
         `https://github.com/MrCyjaneK/monero_c/releases/download/${tag}/`,
       ],
       file: {
-        linux_aarch64: { name: `${coin}_aarch64-linux-gnu_libwallet2_api_c.so.xz` },
-        linux_x86_64: { name: `${coin}_x86_64-linux-gnu_libwallet2_api_c.so.xz` },
-        darwin_aarch64: { name: `${coin}_aarch64-apple-darwin11_libwallet2_api_c.dylib.xz` },
-        darwin_x86_64: { name: `${coin}_x86_64-apple-darwin11_libwallet2_api_c.dylib.xz` },
-        windows_x86_64: { name: `${coin}_x86_64-w64-mingw32_libwallet2_api_c.dll.xz` },
-        android_aarch64: { name: `${coin}_aarch64-linux-android_libwallet2_api_c.so.xz` },
+        linux_aarch64: { names: [`${coin}_aarch64-linux-gnu_libwallet2_api_c.so.xz`] },
+        linux_x86_64: { names: [`${coin}_x86_64-linux-gnu_libwallet2_api_c.so.xz`] },
+        darwin_aarch64: {
+          names: [
+            `${coin}_aarch64-apple-darwin11_libwallet2_api_c.dylib.xz`,
+            `${coin}_aarch64-apple-darwin_libwallet2_api_c.dylib.xz`,
+          ],
+        },
+        darwin_x86_64: {
+          names: [
+            `${coin}_x86_64-apple-darwin11_libwallet2_api_c.dylib.xz`,
+            `${coin}_x86_64-apple-darwin_libwallet2_api_c.dylib.xz`,
+          ],
+        },
+        windows_x86_64: { names: [`${coin}_x86_64-w64-mingw32_libwallet2_api_c.dll.xz`] },
+        android_aarch64: { names: [`${coin}_aarch64-linux-android_libwallet2_api_c.so.xz`] },
       },
       outDir: `libs/${tag}`,
     });
diff --git a/tests/utils.ts b/tests/utils.ts
index 86501a8..9408f54 100755
--- a/tests/utils.ts
+++ b/tests/utils.ts
@@ -84,13 +84,13 @@ export async function extract(path: string, out: string) {
 
 export async function prepareMoneroCli() {
   await downloadDependencies(moneroCliInfo);
-  const path = join("./tests/dependencies", moneroCliInfo.outDir ?? "", getFileInfo(moneroCliInfo).name);
+  const path = join("./tests/dependencies", moneroCliInfo.outDir ?? "", getFileInfo(moneroCliInfo).names[0]);
   await extract(path, "./tests/dependencies/monero-cli/");
 }
 
 export async function prepareWowneroCli() {
   await downloadDependencies(wowneroCliInfo);
-  const path = join("./tests/dependencies", wowneroCliInfo.outDir ?? "", getFileInfo(wowneroCliInfo).name);
+  const path = join("./tests/dependencies", wowneroCliInfo.outDir ?? "", getFileInfo(wowneroCliInfo).names[0]);
   await extract(path, "./tests/dependencies/wownero-cli/");
 }