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#
# Copyright OpenEmbedded Contributors
#
# SPDX-License-Identifier: GPL-2.0-only
#
import logging
import os
import sys
from bblayers.common import LayerPlugin
logger = logging.getLogger('bitbake-layers')
sys.path.insert(0, os.path.dirname(os.path.dirname(__file__)))
import oe.buildcfg
def plugin_init(plugins):
return BuildConfPlugin()
class BuildConfPlugin(LayerPlugin):
notes_fixme = """FIXME: Please place here the detailed instructions for using this build configuration.
They will be shown to the users when they set up their builds via TEMPLATECONF.
"""
summary_fixme = """FIXME: Please place here the short summary of what this build configuration is for.
It will be shown to the users when they set up their builds via TEMPLATECONF.
"""
def _save_conf(self, templatename, templatepath, oecorepath, relpaths_to_oecore):
confdir = os.path.join(os.environ["BBPATH"], "conf")
destdir = os.path.join(templatepath, "conf", "templates", templatename)
os.makedirs(destdir, exist_ok=True)
with open(os.path.join(confdir, "local.conf")) as src:
with open(os.path.join(destdir, "local.conf.sample"), 'w') as dest:
dest.write(src.read())
with open(os.path.join(confdir, "bblayers.conf")) as src:
with open(os.path.join(destdir, "bblayers.conf.sample"), 'w') as dest:
bblayers_data = src.read()
for (abspath, relpath) in relpaths_to_oecore:
bblayers_data = bblayers_data.replace(abspath, "##OEROOT##/" + relpath)
dest.write(bblayers_data)
with open(os.path.join(destdir, "conf-summary.txt"), 'w') as dest:
dest.write(self.summary_fixme)
with open(os.path.join(destdir, "conf-notes.txt"), 'w') as dest:
dest.write(self.notes_fixme)
logger.info("""Configuration template placed into {}
Please review the files in there, and particularly provide a configuration summary in {}
and notes in {}
You can try out the configuration with
TEMPLATECONF={} . {}/oe-init-build-env build-try-{}"""
.format(destdir, os.path.join(destdir, "conf-summary.txt"), os.path.join(destdir, "conf-notes.txt"), destdir, oecorepath, templatename))
def do_save_build_conf(self, args):
""" Save the currently active build configuration (conf/local.conf, conf/bblayers.conf) as a template into a layer.\n This template can later be used for setting up builds via TEMPLATECONF. """
layers = oe.buildcfg.get_layer_revisions(self.tinfoil.config_data)
targetlayer = None
oecore = None
for l in layers:
if os.path.abspath(l[0]) == os.path.abspath(args.layerpath):
targetlayer = l[0]
if l[1] == 'meta':
oecore = os.path.dirname(l[0])
if not targetlayer:
logger.error("Layer {} not in one of the currently enabled layers:\n{}".format(args.layerpath, "\n".join([l[0] for l in layers])))
elif not oecore:
logger.error("Openembedded-core not in one of the currently enabled layers:\n{}".format("\n".join([l[0] for l in layers])))
else:
relpaths_to_oecore = [(l[0], os.path.relpath(l[0], start=oecore)) for l in layers]
self._save_conf(args.templatename, targetlayer, oecore, relpaths_to_oecore)
def register_commands(self, sp):
parser_build_conf = self.add_command(sp, 'save-build-conf', self.do_save_build_conf, parserecipes=False)
parser_build_conf.add_argument('layerpath',
help='The path to the layer where the configuration template should be saved.')
parser_build_conf.add_argument('templatename',
help='The name of the configuration template.')
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