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# Copyright 2013-2018 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
import os
import re
from datetime import datetime
from glob import glob
import llnl.util.tty as tty
from llnl.util.filesystem import working_dir
import spack.paths
from spack.util.executable import which
description = "debugging commands for troubleshooting Spack"
section = "developer"
level = "long"
def setup_parser(subparser):
sp = subparser.add_subparsers(metavar='SUBCOMMAND', dest='debug_command')
sp.add_parser('create-db-tarball',
help="create a tarball of Spack's installation metadata")
def _debug_tarball_suffix():
now = datetime.now()
suffix = now.strftime('%Y-%m-%d-%H%M%S')
git = which('git')
if not git:
return 'nobranch-nogit-%s' % suffix
with working_dir(spack.paths.prefix):
if not os.path.isdir('.git'):
return 'nobranch.nogit.%s' % suffix
# Get symbolic branch name and strip any special chars (mainly '/')
symbolic = git(
'rev-parse', '--abbrev-ref', '--short', 'HEAD', output=str).strip()
symbolic = re.sub(r'[^\w.-]', '-', symbolic)
# Get the commit hash too.
commit = git(
'rev-parse', '--short', 'HEAD', output=str).strip()
if symbolic == commit:
return "nobranch.%s.%s" % (commit, suffix)
else:
return "%s.%s.%s" % (symbolic, commit, suffix)
def create_db_tarball(args):
tar = which('tar')
tarball_name = "spack-db.%s.tar.gz" % _debug_tarball_suffix()
tarball_path = os.path.abspath(tarball_name)
base = os.path.basename(str(spack.store.root))
transform_args = []
if 'GNU' in tar('--version', output=str):
transform_args = ['--transform', 's/^%s/%s/' % (base, tarball_name)]
else:
transform_args = ['-s', '/^%s/%s/' % (base, tarball_name)]
wd = os.path.dirname(str(spack.store.root))
with working_dir(wd):
files = [spack.store.db._index_path]
files += glob('%s/*/*/*/.spack/spec.yaml' % base)
files = [os.path.relpath(f) for f in files]
args = ['-czf', tarball_path]
args += transform_args
args += files
tar(*args)
tty.msg('Created %s' % tarball_name)
def debug(parser, args):
action = {'create-db-tarball': create_db_tarball}
action[args.debug_command](args)
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