From 8d750db9de9948a33d8b7d2f30c6f24a53628d25 Mon Sep 17 00:00:00 2001
From: Omar Padron <omar.padron@kitware.com>
Date: Tue, 25 Feb 2020 15:10:50 -0500
Subject: [PATCH] remove catch-all exception handling in buildcache command
 (#15185)

* remove catch-all exception handling in buildcache command

* fix test
---
 lib/spack/spack/cmd/buildcache.py      | 10 +++-------
 lib/spack/spack/test/cmd/buildcache.py | 15 +++++++++++++++
 lib/spack/spack/util/web.py            |  2 ++
 3 files changed, 20 insertions(+), 7 deletions(-)

diff --git a/lib/spack/spack/cmd/buildcache.py b/lib/spack/spack/cmd/buildcache.py
index 1d105a0c0d..f837e6b8a3 100644
--- a/lib/spack/spack/cmd/buildcache.py
+++ b/lib/spack/spack/cmd/buildcache.py
@@ -366,13 +366,9 @@ def _createtarball(env, spec_yaml, packages, directory, key, no_deps, force,
 
     for spec in specs:
         tty.msg('creating binary cache file for package %s ' % spec.format())
-        try:
-            bindist.build_tarball(spec, outdir, force, rel,
-                                  unsigned, allow_root, signkey,
-                                  not no_rebuild_index)
-        except Exception as e:
-            tty.warn('%s' % e)
-            pass
+        bindist.build_tarball(spec, outdir, force, rel,
+                              unsigned, allow_root, signkey,
+                              not no_rebuild_index)
 
 
 def createtarball(args):
diff --git a/lib/spack/spack/test/cmd/buildcache.py b/lib/spack/spack/test/cmd/buildcache.py
index 064daeb063..03d09b9771 100644
--- a/lib/spack/spack/test/cmd/buildcache.py
+++ b/lib/spack/spack/test/cmd/buildcache.py
@@ -3,6 +3,7 @@
 #
 # SPDX-License-Identifier: (Apache-2.0 OR MIT)
 
+import errno
 import platform
 
 import pytest
@@ -11,6 +12,7 @@
 import spack.binary_distribution
 
 buildcache = spack.main.SpackCommand('buildcache')
+install = spack.main.SpackCommand('install')
 
 
 @pytest.fixture()
@@ -41,3 +43,16 @@ def test_buildcache_list_duplicates(mock_get_specs, capsys):
         output = buildcache('list', 'mpileaks', '@2.3')
 
     assert output.count('mpileaks') == 3
+
+
+def test_buildcache_create_fail_on_perm_denied(
+        install_mockery, mock_fetch, monkeypatch, tmpdir):
+    """Ensure that buildcache create fails on permission denied error."""
+    install('trivial-install-test-package')
+
+    tmpdir.chmod(0)
+    with pytest.raises(OSError) as error:
+        buildcache('create', '-d', str(tmpdir),
+                   '--unsigned', 'trivial-install-test-package')
+    assert error.value.errno == errno.EACCES
+    tmpdir.chmod(0o700)
diff --git a/lib/spack/spack/util/web.py b/lib/spack/spack/util/web.py
index 4fb8c5a591..8039dc5fda 100644
--- a/lib/spack/spack/util/web.py
+++ b/lib/spack/spack/util/web.py
@@ -205,6 +205,8 @@ def push_to_url(
                     # needs to be done in separate steps.
                     shutil.copy2(local_file_path, remote_file_path)
                     os.remove(local_file_path)
+                else:
+                    raise
 
     elif remote_url.scheme == 's3':
         if extra_args is None:
-- 
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