120 lines
4.5 KiB
Python
120 lines
4.5 KiB
Python
# Development tool - export command plugin
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#
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# Copyright (C) 2014-2017 Intel Corporation
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License version 2 as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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"""Devtool export plugin"""
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import os
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import argparse
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import tarfile
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import logging
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import datetime
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import json
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logger = logging.getLogger('devtool')
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# output files
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default_arcname_prefix = "workspace-export"
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metadata = '.export_metadata'
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def export(args, config, basepath, workspace):
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"""Entry point for the devtool 'export' subcommand"""
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def add_metadata(tar):
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"""Archive the workspace object"""
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# finally store the workspace metadata
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with open(metadata, 'w') as fd:
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fd.write(json.dumps((config.workspace_path, workspace)))
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tar.add(metadata)
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os.unlink(metadata)
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def add_recipe(tar, recipe, data):
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"""Archive recipe with proper arcname"""
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# Create a map of name/arcnames
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arcnames = []
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for key, name in data.items():
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if name:
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if key == 'srctree':
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# all sources, no matter where are located, goes into the sources directory
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arcname = 'sources/%s' % recipe
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else:
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arcname = name.replace(config.workspace_path, '')
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arcnames.append((name, arcname))
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for name, arcname in arcnames:
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tar.add(name, arcname=arcname)
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# Make sure workspace is non-empty and possible listed include/excluded recipes are in workspace
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if not workspace:
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logger.info('Workspace contains no recipes, nothing to export')
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return 0
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else:
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for param, recipes in {'include':args.include,'exclude':args.exclude}.items():
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for recipe in recipes:
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if recipe not in workspace:
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logger.error('Recipe (%s) on %s argument not in the current workspace' % (recipe, param))
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return 1
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name = args.file
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default_name = "%s-%s.tar.gz" % (default_arcname_prefix, datetime.datetime.now().strftime('%Y%m%d%H%M%S'))
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if not name:
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name = default_name
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else:
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# if name is a directory, append the default name
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if os.path.isdir(name):
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name = os.path.join(name, default_name)
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if os.path.exists(name) and not args.overwrite:
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logger.error('Tar archive %s exists. Use --overwrite/-o to overwrite it')
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return 1
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# if all workspace is excluded, quit
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if not len(set(workspace.keys()).difference(set(args.exclude))):
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logger.warn('All recipes in workspace excluded, nothing to export')
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return 0
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exported = []
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with tarfile.open(name, 'w:gz') as tar:
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if args.include:
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for recipe in args.include:
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add_recipe(tar, recipe, workspace[recipe])
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exported.append(recipe)
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else:
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for recipe, data in workspace.items():
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if recipe not in args.exclude:
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add_recipe(tar, recipe, data)
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exported.append(recipe)
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add_metadata(tar)
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logger.info('Tar archive created at %s with the following recipes: %s' % (name, ', '.join(exported)))
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return 0
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def register_commands(subparsers, context):
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"""Register devtool export subcommands"""
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parser = subparsers.add_parser('export',
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help='Export workspace into a tar archive',
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description='Export one or more recipes from current workspace into a tar archive',
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group='advanced')
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parser.add_argument('--file', '-f', help='Output archive file name')
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parser.add_argument('--overwrite', '-o', action="store_true", help='Overwrite previous export tar archive')
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group = parser.add_mutually_exclusive_group()
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group.add_argument('--include', '-i', nargs='+', default=[], help='Include recipes into the tar archive')
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group.add_argument('--exclude', '-e', nargs='+', default=[], help='Exclude recipes into the tar archive')
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parser.set_defaults(func=export)
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