Use correct hashing program

dist/restore/index.js

@@ -3110,7 +3110,7 @@ function run() {
                 utils.setCacheState(cacheEntry);
                 // Download the cache from the cache entry
                 yield cacheHttpClient.downloadCache((_b = cacheEntry) === null || _b === void 0 ? void 0 : _b.archiveLocation, archivePath);
-                exec_1.exec("md5", [archivePath]);
+                yield exec_1.exec(`md5sum`, [archivePath]);
                 const archiveFileSize = utils.getArchiveFileSize(archivePath);
                 core.info(`Cache Size: ~${Math.round(archiveFileSize / (1024 * 1024))} MB (${archiveFileSize} B)`);
                 // Create directory to extract tar into

dist/save/index.js

@@ -2980,7 +2980,7 @@ function run() {
             core.debug(`Cache Path: ${cachePath}`);
             const archivePath = path.join(yield utils.createTempDirectory(), "cache.tgz");
             core.debug(`Archive Path: ${archivePath}`);
-            exec_1.exec("md5", [archivePath]);
+            yield exec_1.exec(`md5sum`, [archivePath]);
             // http://man7.org/linux/man-pages/man1/tar.1.html
             // tar [-options] <name of the tar archive> [files or directories which to add into archive]
             const IS_WINDOWS = process.platform === "win32";

src/restore.ts

@@ -82,7 +82,7 @@ async function run(): Promise<void> {
                 cacheEntry?.archiveLocation,
                 archivePath
             );
-            exec("md5", [archivePath]);
+            await exec(`md5sum`, [archivePath]);
 
             const archiveFileSize = utils.getArchiveFileSize(archivePath);
             core.info(

src/save.ts

@@ -52,7 +52,7 @@ async function run(): Promise<void> {
             "cache.tgz"
         );
         core.debug(`Archive Path: ${archivePath}`);
-        exec("md5", [archivePath]);
+        await exec(`md5sum`, [archivePath]);
 
         // http://man7.org/linux/man-pages/man1/tar.1.html
         // tar [-options] <name of the tar archive> [files or directories which to add into archive]