update

Author: zerunz

bazelisk.py

@@ -321,8 +321,14 @@ def download_bazel_into_directory(version, is_commit, directory):
                         fallback_url="https://releases.bazel.build/{}/{}/{}".format(
                             version, rc if rc else "release", bazel_filename
                         )
-                        download(fallback_url, destination_path)
-                return destination_path
+                        download(fallback_url+".sha256", sha256_path)
+                        os.remove(destination_path)
+                        download(fallback_url,destination_path)
+                        os.chmod(destination_path, 0o755)
+                    else:
+                        return destination_path
+                else:
+                    return destination_path
             raise e
     with open(sha256_path, "r") as sha_file:
         expected_hash = sha_file.read().split()[0]
@@ -338,11 +344,16 @@ def download_bazel_into_directory(version, is_commit, directory):
                 expected_hash, actual_hash
             )
         )
-        (version, rc) = re.match(r"(\d*\.\d*(?:\.\d*)?)(rc\d+)?", version).groups()
-        fallback_url="https://releases.bazel.build/{}/{}/{}".format(
-            version, rc if rc else "release", bazel_filename
-        )
-        download(fallback_url, destination_path)
+        matched=re.match(r"(\d*\.\d*(?:\.\d*)?)(rc\d+)?", version)
+        if matched:
+            (version, rc) = matched.groups()
+            fallback_url="https://releases.bazel.build/{}/{}/{}".format(
+                version, rc if rc else "release", bazel_filename
+            )
+            download(fallback_url+".sha256", sha256_path)
+            os.remove(destination_path)
+            download(fallback_url,destination_path)
+            os.chmod(destination_path, 0o755)
     return destination_path