CHANGELOG.md

@@ -1,29 +1,3 @@
-# v0.22.2 (2024-09-21)
-
-## Bugfixes
-- Forward compatibility with Spack 0.23 packages with language dependencies (#45205, #45191)
-- Forward compatibility with `urllib` from Python 3.12.6+ (#46453, #46483)
-- Bump vendored `archspec` for better aarch64 support (#45721, #46445)
-- Support macOS Sequoia (#45018, #45127)
-- Fix regression in `{variants.X}` and `{variants.X.value}` format strings (#46206)
-- Ensure shell escaping of environment variable values in load and activate commands (#42780)
-- Fix an issue where `spec[pkg]` considers specs outside the current DAG (#45090)
-- Do not halt concretization on unknown variants in externals (#45326)
-- Improve validation of `develop` config section (#46485)
-- Explicitly disable `ccache` if turned off in config, to avoid cache pollution (#45275)
-- Improve backwards compatibility in `include_concrete` (#45766)
-- Fix issue where package tags were sometimes repeated (#45160)
-- Make `setup-env.sh` "sourced only" by dropping execution bits (#45641)
-- Make certain source/binary fetch errors recoverable instead of a hard error (#45683)
-- Remove debug statements in package hash computation (#45235)
-- Remove redundant clingo warnings (#45269)
-- Remove hard-coded layout version (#45645)
-- Do not initialize previous store state in `use_store` (#45268)
-- Docs improvements (#46475)
-
-## Package updates
-- `chapel` major update (#42197, #44931, #45304)
-
 # v0.22.1 (2024-07-04)
 
 ## Bugfixes

lib/spack/spack/__init__.py

@@ -4,7 +4,7 @@
 # SPDX-License-Identifier: (Apache-2.0 OR MIT)
 
 #: PEP440 canonical <major>.<minor>.<micro>.<devN> string
-__version__ = "0.22.2"
+__version__ = "0.22.2.dev0"
 spack_version = __version__
 
 

lib/spack/spack/binary_distribution.py

@@ -23,6 +23,7 @@
 import warnings
 from contextlib import closing
 from typing import Dict, Iterable, List, NamedTuple, Optional, Set, Tuple
+from urllib.error import HTTPError, URLError
 
 import llnl.util.filesystem as fsys
 import llnl.util.lang
@@ -898,8 +899,9 @@ def url_read_method(url):
         try:
             _, _, spec_file = web_util.read_from_url(url)
             contents = codecs.getreader("utf-8")(spec_file).read()
-        except web_util.SpackWebError as e:
+        except (URLError, web_util.SpackWebError) as url_err:
-            tty.error(f"Error reading specfile: {url}: {e}")
+            tty.error("Error reading specfile: {0}".format(url))
+            tty.error(url_err)
         return contents
 
     try:
@@ -2039,17 +2041,21 @@ def try_direct_fetch(spec, mirrors=None):
         try:
             _, _, fs = web_util.read_from_url(buildcache_fetch_url_signed_json)
             specfile_is_signed = True
-        except web_util.SpackWebError as e1:
+        except (URLError, web_util.SpackWebError, HTTPError) as url_err:
             try:
                 _, _, fs = web_util.read_from_url(buildcache_fetch_url_json)
-            except web_util.SpackWebError as e2:
+            except (URLError, web_util.SpackWebError, HTTPError) as url_err_x:
                 tty.debug(
-                    f"Did not find {specfile_name} on {buildcache_fetch_url_signed_json}",
+                    "Did not find {0} on {1}".format(
-                    e1,
+                        specfile_name, buildcache_fetch_url_signed_json
+                    ),
+                    url_err,
                     level=2,
                 )
                 tty.debug(
-                    f"Did not find {specfile_name} on {buildcache_fetch_url_json}", e2, level=2
+                    "Did not find {0} on {1}".format(specfile_name, buildcache_fetch_url_json),
+                    url_err_x,
+                    level=2,
                 )
                 continue
         specfile_contents = codecs.getreader("utf-8")(fs).read()
@@ -2147,12 +2153,19 @@ def get_keys(install=False, trust=False, force=False, mirrors=None):
         try:
             _, _, json_file = web_util.read_from_url(keys_index)
             json_index = sjson.load(codecs.getreader("utf-8")(json_file))
-        except web_util.SpackWebError as url_err:
+        except (URLError, web_util.SpackWebError) as url_err:
             if web_util.url_exists(keys_index):
+                err_msg = [
+                    "Unable to find public keys in {0},",
+                    " caught exception attempting to read from {1}.",
+                ]
+
                 tty.error(
-                    f"Unable to find public keys in {url_util.format(fetch_url)},"
+                    "".join(err_msg).format(
-                    f" caught exception attempting to read from {url_util.format(keys_index)}."
+                        url_util.format(fetch_url), url_util.format(keys_index)
+                    )
                 )
+
                 tty.debug(url_err)
 
             continue
@@ -2432,7 +2445,7 @@ def get_remote_hash(self):
         url_index_hash = url_util.join(self.url, BUILD_CACHE_RELATIVE_PATH, "index.json.hash")
         try:
             response = self.urlopen(urllib.request.Request(url_index_hash, headers=self.headers))
-        except (TimeoutError, urllib.error.URLError):
+        except urllib.error.URLError:
             return None
 
         # Validate the hash
@@ -2454,7 +2467,7 @@ def conditional_fetch(self) -> FetchIndexResult:
 
         try:
             response = self.urlopen(urllib.request.Request(url_index, headers=self.headers))
-        except (TimeoutError, urllib.error.URLError) as e:
+        except urllib.error.URLError as e:
             raise FetchIndexError("Could not fetch index from {}".format(url_index), e) from e
 
         try:
@@ -2495,7 +2508,10 @@ def __init__(self, url, etag, urlopen=web_util.urlopen):
     def conditional_fetch(self) -> FetchIndexResult:
         # Just do a conditional fetch immediately
         url = url_util.join(self.url, BUILD_CACHE_RELATIVE_PATH, "index.json")
-        headers = {"User-Agent": web_util.SPACK_USER_AGENT, "If-None-Match": f'"{self.etag}"'}
+        headers = {
+            "User-Agent": web_util.SPACK_USER_AGENT,
+            "If-None-Match": '"{}"'.format(self.etag),
+        }
 
         try:
             response = self.urlopen(urllib.request.Request(url, headers=headers))
@@ -2503,14 +2519,14 @@ def conditional_fetch(self) -> FetchIndexResult:
             if e.getcode() == 304:
                 # Not modified; that means fresh.
                 return FetchIndexResult(etag=None, hash=None, data=None, fresh=True)
-            raise FetchIndexError(f"Could not fetch index {url}", e) from e
+            raise FetchIndexError("Could not fetch index {}".format(url), e) from e
-        except (TimeoutError, urllib.error.URLError) as e:
+        except urllib.error.URLError as e:
-            raise FetchIndexError(f"Could not fetch index {url}", e) from e
+            raise FetchIndexError("Could not fetch index {}".format(url), e) from e
 
         try:
             result = codecs.getreader("utf-8")(response).read()
         except ValueError as e:
-            raise FetchIndexError(f"Remote index {url} is invalid", e) from e
+            raise FetchIndexError("Remote index {} is invalid".format(url), e) from e
 
         headers = response.headers
         etag_header_value = headers.get("Etag", None) or headers.get("etag", None)
@@ -2541,19 +2557,21 @@ def conditional_fetch(self) -> FetchIndexResult:
                     headers={"Accept": "application/vnd.oci.image.manifest.v1+json"},
                 )
             )
-        except (TimeoutError, urllib.error.URLError) as e:
+        except urllib.error.URLError as e:
-            raise FetchIndexError(f"Could not fetch manifest from {url_manifest}", e) from e
+            raise FetchIndexError(
+                "Could not fetch manifest from {}".format(url_manifest), e
+            ) from e
 
         try:
             manifest = json.loads(response.read())
         except Exception as e:
-            raise FetchIndexError(f"Remote index {url_manifest} is invalid", e) from e
+            raise FetchIndexError("Remote index {} is invalid".format(url_manifest), e) from e
 
         # Get first blob hash, which should be the index.json
         try:
             index_digest = spack.oci.image.Digest.from_string(manifest["layers"][0]["digest"])
         except Exception as e:
-            raise FetchIndexError(f"Remote index {url_manifest} is invalid", e) from e
+            raise FetchIndexError("Remote index {} is invalid".format(url_manifest), e) from e
 
         # Fresh?
         if index_digest.digest == self.local_hash:

lib/spack/spack/build_environment.py

@@ -480,12 +480,9 @@ def set_wrapper_variables(pkg, env):
     env.set(SPACK_DEBUG_LOG_ID, pkg.spec.format("{name}-{hash:7}"))
     env.set(SPACK_DEBUG_LOG_DIR, spack.main.spack_working_dir)
 
+    # Find ccache binary and hand it to build environment
     if spack.config.get("config:ccache"):
-        # Enable ccache in the compiler wrapper
         env.set(SPACK_CCACHE_BINARY, spack.util.executable.which_string("ccache", required=True))
-    else:
-        # Avoid cache pollution if a build system forces `ccache <compiler wrapper invocation>`.
-        env.set("CCACHE_DISABLE", "1")
 
     # Gather information about various types of dependencies
     link_deps = set(pkg.spec.traverse(root=False, deptype=("link")))

lib/spack/spack/ci.py

@@ -1111,7 +1111,7 @@ def main_script_replacements(cmd):
     if cdash_handler and cdash_handler.auth_token:
         try:
             cdash_handler.populate_buildgroup(all_job_names)
-        except (SpackError, HTTPError, URLError, TimeoutError) as err:
+        except (SpackError, HTTPError, URLError) as err:
             tty.warn(f"Problem populating buildgroup: {err}")
     else:
         tty.warn("Unable to populate buildgroup without CDash credentials")
@@ -2095,7 +2095,7 @@ def read_broken_spec(broken_spec_url):
     """
     try:
         _, _, fs = web_util.read_from_url(broken_spec_url)
-    except web_util.SpackWebError:
+    except (URLError, web_util.SpackWebError, HTTPError):
         tty.warn(f"Unable to read broken spec from {broken_spec_url}")
         return None
 

lib/spack/spack/cmd/buildcache.py

@@ -813,7 +813,7 @@ def _push_oci(
 
     def extra_config(spec: Spec):
         spec_dict = spec.to_dict(hash=ht.dag_hash)
-        spec_dict["buildcache_layout_version"] = bindist.CURRENT_BUILD_CACHE_LAYOUT_VERSION
+        spec_dict["buildcache_layout_version"] = 1
         spec_dict["binary_cache_checksum"] = {
             "hash_algorithm": "sha256",
             "hash": checksums[spec.dag_hash()].compressed_digest.digest,

lib/spack/spack/cmd/commands.py

@@ -11,6 +11,7 @@
 from argparse import ArgumentParser, Namespace
 from typing import IO, Any, Callable, Dict, Iterable, List, Optional, Sequence, Set, Tuple, Union
 
+import llnl.util.filesystem as fs
 import llnl.util.tty as tty
 from llnl.util.argparsewriter import ArgparseRstWriter, ArgparseWriter, Command
 from llnl.util.tty.colify import colify
@@ -866,6 +867,9 @@ def _commands(parser: ArgumentParser, args: Namespace) -> None:
             prepend_header(args, f)
             formatter(args, f)
 
+        if args.update_completion:
+            fs.set_executable(args.update)
+
     else:
         prepend_header(args, sys.stdout)
         formatter(args, sys.stdout)

lib/spack/spack/fetch_strategy.py

@@ -554,7 +554,7 @@ def fetch(self):
 
         try:
             response = self._urlopen(self.url)
-        except (TimeoutError, urllib.error.URLError) as e:
+        except urllib.error.URLError as e:
             # clean up archive on failure.
             if self.archive_file:
                 os.remove(self.archive_file)

lib/spack/spack/package_base.py

@@ -199,10 +199,10 @@ def __init__(cls, name, bases, attr_dict):
         # assumed to be detectable
         if hasattr(cls, "executables") or hasattr(cls, "libraries"):
             # Append a tag to each detectable package, so that finding them is faster
-            if not hasattr(cls, "tags"):
+            if hasattr(cls, "tags"):
+                getattr(cls, "tags").append(DetectablePackageMeta.TAG)
+            else:
                 setattr(cls, "tags", [DetectablePackageMeta.TAG])
-            elif DetectablePackageMeta.TAG not in cls.tags:
-                cls.tags.append(DetectablePackageMeta.TAG)
 
             @classmethod
             def platform_executables(cls):

lib/spack/spack/test/util/environment.py

@@ -160,13 +160,22 @@ def test_reverse_environment_modifications(working_env):
     assert os.environ == start_env
 
 
-def test_shell_modifications_are_properly_escaped():
+def test_escape_double_quotes_in_shell_modifications():
-    """Test that variable values are properly escaped so that they can safely be eval'd."""
+    to_validate = envutil.EnvironmentModifications()
-    changes = envutil.EnvironmentModifications()
-    changes.set("VAR", "$PATH")
-    changes.append_path("VAR", "$ANOTHER_PATH")
-    changes.set("RM_RF", "$(rm -rf /)")
 
-    script = changes.shell_modifications(shell="sh")
+    to_validate.set("VAR", "$PATH")
-    assert f"export VAR='$PATH{os.pathsep}$ANOTHER_PATH'" in script
+    to_validate.append_path("VAR", "$ANOTHER_PATH")
-    assert "export RM_RF='$(rm -rf /)'" in script
+
+    to_validate.set("QUOTED_VAR", '"MY_VAL"')
+
+    if sys.platform == "win32":
+        cmds = to_validate.shell_modifications(shell="bat")
+        assert r'set "VAR=$PATH;$ANOTHER_PATH"' in cmds
+        assert r'set "QUOTED_VAR="MY_VAL"' in cmds
+        cmds = to_validate.shell_modifications(shell="pwsh")
+        assert "$Env:VAR='$PATH;$ANOTHER_PATH'" in cmds
+        assert "$Env:QUOTED_VAR='\"MY_VAL\"'" in cmds
+    else:
+        cmds = to_validate.shell_modifications()
+        assert 'export VAR="$PATH:$ANOTHER_PATH"' in cmds
+        assert r'export QUOTED_VAR="\"MY_VAL\""' in cmds

lib/spack/spack/util/environment.py

@@ -11,7 +11,6 @@
 import os.path
 import pickle
 import re
-import shlex
 import sys
 from functools import wraps
 from typing import Any, Callable, Dict, List, MutableMapping, Optional, Tuple, Union
@@ -64,6 +63,26 @@
 ModificationList = List[Union["NameModifier", "NameValueModifier"]]
 
 
+_find_unsafe = re.compile(r"[^\w@%+=:,./-]", re.ASCII).search
+
+
+def double_quote_escape(s):
+    """Return a shell-escaped version of the string *s*.
+
+    This is similar to how shlex.quote works, but it escapes with double quotes
+    instead of single quotes, to allow environment variable expansion within
+    quoted strings.
+    """
+    if not s:
+        return '""'
+    if _find_unsafe(s) is None:
+        return s
+
+    # use double quotes, and escape double quotes in the string
+    # the string $"b is then quoted as "$\"b"
+    return '"' + s.replace('"', r"\"") + '"'
+
+
 def system_env_normalize(func):
     """Decorator wrapping calls to system env modifications,
     converting all env variable names to all upper case on Windows, no-op
@@ -163,7 +182,7 @@ def _nix_env_var_to_source_line(var: str, val: str) -> str:
             fname=BASH_FUNCTION_FINDER.sub(r"\1", var), decl=val
         )
     else:
-        source_line = f"{var}={shlex.quote(val)}; export {var}"
+        source_line = f"{var}={double_quote_escape(val)}; export {var}"
     return source_line
 
 
@@ -672,10 +691,11 @@ def shell_modifications(
                 if new is None:
                     cmds += _SHELL_UNSET_STRINGS[shell].format(name)
                 else:
-                    value = new_env[name]
+                    if sys.platform != "win32":
-                    if shell not in ("bat", "pwsh"):
+                        new_env_name = double_quote_escape(new_env[name])
-                        value = shlex.quote(value)
+                    else:
-                    cmd = _SHELL_SET_STRINGS[shell].format(name, value)
+                        new_env_name = new_env[name]
+                    cmd = _SHELL_SET_STRINGS[shell].format(name, new_env_name)
                     cmds += cmd
         return cmds
 

lib/spack/spack/util/unparse/unparser.py

@@ -554,7 +554,9 @@ def visit_FormattedValue(self, node):
 
     def _fstring_JoinedStr(self, node, write):
         for value in node.values:
+            print("   ", value)
             meth = getattr(self, "_fstring_" + type(value).__name__)
+            print(meth)
             meth(value, write)
 
     def _fstring_Str(self, node, write):

lib/spack/spack/util/web.py

@@ -197,8 +197,8 @@ def read_from_url(url, accept_content_type=None):
 
     try:
         response = urlopen(request)
-    except (TimeoutError, URLError) as e:
+    except URLError as err:
-        raise SpackWebError(f"Download of {url.geturl()} failed: {e}")
+        raise SpackWebError("Download failed: {}".format(str(err)))
 
     if accept_content_type:
         try:
@@ -458,8 +458,8 @@ def url_exists(url, curl=None):
             timeout=spack.config.get("config:connect_timeout", 10),
         )
         return True
-    except (TimeoutError, URLError) as e:
+    except URLError as e:
-        tty.debug(f"Failure reading {url}: {e}")
+        tty.debug("Failure reading URL: " + str(e))
         return False
 
 
@@ -740,10 +740,10 @@ def _spider(url: urllib.parse.ParseResult, collect_nested: bool, _visited: Set[s
                 subcalls.append(abs_link)
                 _visited.add(abs_link)
 
-    except (TimeoutError, URLError) as e:
+    except URLError as e:
         tty.debug(f"[SPIDER] Unable to read: {url}")
         tty.debug(str(e), level=2)
-        if isinstance(e, URLError) and isinstance(e.reason, ssl.SSLError):
+        if hasattr(e, "reason") and isinstance(e.reason, ssl.SSLError):
             tty.warn(
                 "Spack was unable to fetch url list due to a "
                 "certificate verification problem. You can try "

share/spack/qa/run-unit-tests

@@ -52,7 +52,7 @@ if [[ "$SPACK_TEST_SOLVER" == "original" ]]; then
 fi
 
 # Check if xdist is available
-if [[ "$UNIT_TEST_COVERAGE" != "true" ]] && python -m pytest -VV 2>&1 | grep xdist; then
+if python -m pytest --trace-config 2>&1 | grep xdist; then
   export PYTEST_ADDOPTS="$PYTEST_ADDOPTS --dist loadfile --tx '${SPACK_TEST_PARALLEL:=3}*popen//python=./bin/spack-tmpconfig python -u ./bin/spack python'"
 fi
 
@@ -66,9 +66,9 @@ fi
 # where it seems that otherwise the configuration file might not be located by subprocesses
 # in some, not better specified, cases.
 if [[ "$UNIT_TEST_COVERAGE" == "true" ]]; then
-  "$(which spack)" unit-test -x --verbose --cov --cov-config=pyproject.toml --cov-report=xml:coverage.xml
+  $(which spack) unit-test -x --verbose --cov --cov-config=pyproject.toml --cov-report=xml:coverage.xml
 else
-  "$(which spack)" unit-test -x --verbose
+  $(which spack) unit-test -x --verbose
 fi