1# 2# Copyright OpenEmbedded Contributors 3# 4# SPDX-License-Identifier: GPL-2.0-only 5# 6 7import logging 8import os 9import sys 10import shutil 11 12import bb.utils 13 14from bblayers.common import LayerPlugin 15from bblayers.action import ActionPlugin 16 17logger = logging.getLogger('bitbake-layers') 18 19def plugin_init(plugins): 20 return CreatePlugin() 21 22def read_template(template, template_dir='templates'): 23 lines = str() 24 with open(os.path.join(os.path.dirname(__file__), template_dir, template)) as fd: 25 lines = ''.join(fd.readlines()) 26 return lines 27 28class CreatePlugin(LayerPlugin): 29 def do_create_layer(self, args): 30 """Create a basic layer""" 31 layerdir = os.path.abspath(args.layerdir) 32 if os.path.exists(layerdir): 33 sys.stderr.write("Specified layer directory exists\n") 34 return 1 35 36 # create dirs 37 conf = os.path.join(layerdir, 'conf') 38 bb.utils.mkdirhier(conf) 39 40 layername = os.path.basename(os.path.normpath(args.layerdir)) 41 layerid = args.layerid if args.layerid is not None else layername 42 43 # Create the README from templates/README 44 readme_template = read_template('README').format(layername=layername) 45 readme = os.path.join(layerdir, 'README') 46 with open(readme, 'w') as fd: 47 fd.write(readme_template) 48 49 # Copy the MIT license from meta 50 copying = 'COPYING.MIT' 51 dn = os.path.dirname 52 license_src = os.path.join(dn(dn(dn(__file__))), copying) 53 license_dst = os.path.join(layerdir, copying) 54 shutil.copy(license_src, license_dst) 55 56 # Get the compat value for core layer. 57 compat = self.tinfoil.config_data.getVar('LAYERSERIES_CORENAMES') or "" 58 59 # Create the layer.conf from templates/layer.conf 60 layerconf_template = read_template('layer.conf').format( 61 layerid=layerid, priority=args.priority, compat=compat) 62 layerconf = os.path.join(conf, 'layer.conf') 63 with open(layerconf, 'w') as fd: 64 fd.write(layerconf_template) 65 66 # Create the example from templates/example.bb 67 example_template = read_template('example.bb') 68 example = os.path.join(layerdir, 'recipes-' + args.examplerecipe, args.examplerecipe) 69 bb.utils.mkdirhier(example) 70 with open(os.path.join(example, args.examplerecipe + '_%s.bb') % args.version, 'w') as fd: 71 fd.write(example_template) 72 73 if args.add_layer: 74 # Add the layer to bblayers.conf 75 args.layerdir = [layerdir] 76 ActionPlugin.do_add_layer(self, args) 77 logger.plain('Layer added %s' % args.layerdir) 78 79 else: 80 logger.plain('Add your new layer with \'bitbake-layers add-layer %s\'' % args.layerdir) 81 82 def register_commands(self, sp): 83 parser_create_layer = self.add_command(sp, 'create-layer', self.do_create_layer, parserecipes=False) 84 parser_create_layer.add_argument('layerdir', help='Layer directory to create') 85 parser_create_layer.add_argument('--add-layer', '-a', action='store_true', help='Add the layer to bblayers.conf after creation') 86 parser_create_layer.add_argument('--layerid', '-i', help='Layer id to use if different from layername') 87 parser_create_layer.add_argument('--priority', '-p', default=6, help='Priority of recipes in layer') 88 parser_create_layer.add_argument('--example-recipe-name', '-e', dest='examplerecipe', default='example', help='Filename of the example recipe') 89 parser_create_layer.add_argument('--example-recipe-version', '-v', dest='version', default='0.1', help='Version number for the example recipe') 90 91