citadel/poky/bitbake/lib/toaster/bldcontrol/localhostbecontroller.py

392 lines
17 KiB
Python

#
# ex:ts=4:sw=4:sts=4:et
# -*- tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*-
#
# BitBake Toaster Implementation
#
# Copyright (C) 2014 Intel Corporation
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import os
import sys
import re
import shutil
import time
from django.db import transaction
from django.db.models import Q
from bldcontrol.models import BuildEnvironment, BRLayer, BRVariable, BRTarget, BRBitbake
from orm.models import CustomImageRecipe, Layer, Layer_Version, ProjectLayer, ToasterSetting
import subprocess
from toastermain import settings
from bldcontrol.bbcontroller import BuildEnvironmentController, ShellCmdException, BuildSetupException, BitbakeController
import logging
logger = logging.getLogger("toaster")
from pprint import pprint, pformat
class LocalhostBEController(BuildEnvironmentController):
""" Implementation of the BuildEnvironmentController for the localhost;
this controller manages the default build directory,
the server setup and system start and stop for the localhost-type build environment
"""
def __init__(self, be):
super(LocalhostBEController, self).__init__(be)
self.pokydirname = None
self.islayerset = False
def _shellcmd(self, command, cwd=None, nowait=False):
if cwd is None:
cwd = self.be.sourcedir
logger.debug("lbc_shellcmmd: (%s) %s" % (cwd, command))
p = subprocess.Popen(command, cwd = cwd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
if nowait:
return
(out,err) = p.communicate()
p.wait()
if p.returncode:
if len(err) == 0:
err = "command: %s \n%s" % (command, out)
else:
err = "command: %s \n%s" % (command, err)
logger.warning("localhostbecontroller: shellcmd error %s" % err)
raise ShellCmdException(err)
else:
logger.debug("localhostbecontroller: shellcmd success")
return out.decode('utf-8')
def getGitCloneDirectory(self, url, branch):
"""Construct unique clone directory name out of url and branch."""
if branch != "HEAD":
return "_toaster_clones/_%s_%s" % (re.sub('[:/@+%]', '_', url), branch)
# word of attention; this is a localhost-specific issue; only on the localhost we expect to have "HEAD" releases
# which _ALWAYS_ means the current poky checkout
from os.path import dirname as DN
local_checkout_path = DN(DN(DN(DN(DN(os.path.abspath(__file__))))))
#logger.debug("localhostbecontroller: using HEAD checkout in %s" % local_checkout_path)
return local_checkout_path
def setCloneStatus(self,bitbake,status,total,current):
bitbake.req.build.repos_cloned=current
bitbake.req.build.repos_to_clone=total
bitbake.req.build.save()
def setLayers(self, bitbake, layers, targets):
""" a word of attention: by convention, the first layer for any build will be poky! """
assert self.be.sourcedir is not None
layerlist = []
nongitlayerlist = []
# set layers in the layersource
# 1. get a list of repos with branches, and map dirpaths for each layer
gitrepos = {}
# if we're using a remotely fetched version of bitbake add its git
# details to the list of repos to clone
if bitbake.giturl and bitbake.commit:
gitrepos[(bitbake.giturl, bitbake.commit)] = []
gitrepos[(bitbake.giturl, bitbake.commit)].append(
("bitbake", bitbake.dirpath))
for layer in layers:
# We don't need to git clone the layer for the CustomImageRecipe
# as it's generated by us layer on if needed
if CustomImageRecipe.LAYER_NAME in layer.name:
continue
# If we have local layers then we don't need clone them
# For local layers giturl will be empty
if not layer.giturl:
nongitlayerlist.append(layer.layer_version.layer.local_source_dir)
continue
if not (layer.giturl, layer.commit) in gitrepos:
gitrepos[(layer.giturl, layer.commit)] = []
gitrepos[(layer.giturl, layer.commit)].append( (layer.name, layer.dirpath) )
logger.debug("localhostbecontroller, our git repos are %s" % pformat(gitrepos))
# 2. Note for future use if the current source directory is a
# checked-out git repos that could match a layer's vcs_url and therefore
# be used to speed up cloning (rather than fetching it again).
cached_layers = {}
try:
for remotes in self._shellcmd("git remote -v", self.be.sourcedir).split("\n"):
try:
remote = remotes.split("\t")[1].split(" ")[0]
if remote not in cached_layers:
cached_layers[remote] = self.be.sourcedir
except IndexError:
pass
except ShellCmdException:
# ignore any errors in collecting git remotes this is an optional
# step
pass
logger.info("Using pre-checked out source for layer %s", cached_layers)
# 3. checkout the repositories
clone_count=0
clone_total=len(gitrepos.keys())
self.setCloneStatus(bitbake,'Started',clone_total,clone_count)
for giturl, commit in gitrepos.keys():
self.setCloneStatus(bitbake,'progress',clone_total,clone_count)
clone_count += 1
localdirname = os.path.join(self.be.sourcedir, self.getGitCloneDirectory(giturl, commit))
logger.debug("localhostbecontroller: giturl %s:%s checking out in current directory %s" % (giturl, commit, localdirname))
# see if our directory is a git repository
if os.path.exists(localdirname):
try:
localremotes = self._shellcmd("git remote -v",
localdirname)
if not giturl in localremotes and commit != 'HEAD':
raise BuildSetupException("Existing git repository at %s, but with different remotes ('%s', expected '%s'). Toaster will not continue out of fear of damaging something." % (localdirname, ", ".join(localremotes.split("\n")), giturl))
except ShellCmdException:
# our localdirname might not be a git repository
#- that's fine
pass
else:
if giturl in cached_layers:
logger.debug("localhostbecontroller git-copying %s to %s" % (cached_layers[giturl], localdirname))
self._shellcmd("git clone \"%s\" \"%s\"" % (cached_layers[giturl], localdirname))
self._shellcmd("git remote remove origin", localdirname)
self._shellcmd("git remote add origin \"%s\"" % giturl, localdirname)
else:
logger.debug("localhostbecontroller: cloning %s in %s" % (giturl, localdirname))
self._shellcmd('git clone "%s" "%s"' % (giturl, localdirname))
# branch magic name "HEAD" will inhibit checkout
if commit != "HEAD":
logger.debug("localhostbecontroller: checking out commit %s to %s " % (commit, localdirname))
ref = commit if re.match('^[a-fA-F0-9]+$', commit) else 'origin/%s' % commit
self._shellcmd('git fetch --all && git reset --hard "%s"' % ref, localdirname)
# take the localdirname as poky dir if we can find the oe-init-build-env
if self.pokydirname is None and os.path.exists(os.path.join(localdirname, "oe-init-build-env")):
logger.debug("localhostbecontroller: selected poky dir name %s" % localdirname)
self.pokydirname = localdirname
# make sure we have a working bitbake
if not os.path.exists(os.path.join(self.pokydirname, 'bitbake')):
logger.debug("localhostbecontroller: checking bitbake into the poky dirname %s " % self.pokydirname)
self._shellcmd("git clone -b \"%s\" \"%s\" \"%s\" " % (bitbake.commit, bitbake.giturl, os.path.join(self.pokydirname, 'bitbake')))
# verify our repositories
for name, dirpath in gitrepos[(giturl, commit)]:
localdirpath = os.path.join(localdirname, dirpath)
logger.debug("localhostbecontroller: localdirpath expected '%s'" % localdirpath)
if not os.path.exists(localdirpath):
raise BuildSetupException("Cannot find layer git path '%s' in checked out repository '%s:%s'. Aborting." % (localdirpath, giturl, commit))
if name != "bitbake":
layerlist.append(localdirpath.rstrip("/"))
self.setCloneStatus(bitbake,'complete',clone_total,clone_count)
logger.debug("localhostbecontroller: current layer list %s " % pformat(layerlist))
if self.pokydirname is None and os.path.exists(os.path.join(self.be.sourcedir, "oe-init-build-env")):
logger.debug("localhostbecontroller: selected poky dir name %s" % self.be.sourcedir)
self.pokydirname = self.be.sourcedir
# 5. create custom layer and add custom recipes to it
for target in targets:
try:
customrecipe = CustomImageRecipe.objects.get(
name=target.target,
project=bitbake.req.project)
custom_layer_path = self.setup_custom_image_recipe(
customrecipe, layers)
if os.path.isdir(custom_layer_path):
layerlist.append(custom_layer_path)
except CustomImageRecipe.DoesNotExist:
continue # not a custom recipe, skip
layerlist.extend(nongitlayerlist)
logger.debug("\n\nset layers gives this list %s" % pformat(layerlist))
self.islayerset = True
return layerlist
def setup_custom_image_recipe(self, customrecipe, layers):
""" Set up toaster-custom-images layer and recipe files """
layerpath = os.path.join(self.be.builddir,
CustomImageRecipe.LAYER_NAME)
# create directory structure
for name in ("conf", "recipes"):
path = os.path.join(layerpath, name)
if not os.path.isdir(path):
os.makedirs(path)
# create layer.conf
config = os.path.join(layerpath, "conf", "layer.conf")
if not os.path.isfile(config):
with open(config, "w") as conf:
conf.write('BBPATH .= ":${LAYERDIR}"\nBBFILES += "${LAYERDIR}/recipes/*.bb"\n')
# Update the Layer_Version dirpath that has our base_recipe in
# to be able to read the base recipe to then generate the
# custom recipe.
br_layer_base_recipe = layers.get(
layer_version=customrecipe.base_recipe.layer_version)
# If the layer is one that we've cloned we know where it lives
if br_layer_base_recipe.giturl and br_layer_base_recipe.commit:
layer_path = self.getGitCloneDirectory(
br_layer_base_recipe.giturl,
br_layer_base_recipe.commit)
# Otherwise it's a local layer
elif br_layer_base_recipe.local_source_dir:
layer_path = br_layer_base_recipe.local_source_dir
else:
logger.error("Unable to workout the dir path for the custom"
" image recipe")
br_layer_base_dirpath = os.path.join(
self.be.sourcedir,
layer_path,
customrecipe.base_recipe.layer_version.dirpath)
customrecipe.base_recipe.layer_version.dirpath = br_layer_base_dirpath
customrecipe.base_recipe.layer_version.save()
# create recipe
recipe_path = os.path.join(layerpath, "recipes", "%s.bb" %
customrecipe.name)
with open(recipe_path, "w") as recipef:
recipef.write(customrecipe.generate_recipe_file_contents())
# Update the layer and recipe objects
customrecipe.layer_version.dirpath = layerpath
customrecipe.layer_version.layer.local_source_dir = layerpath
customrecipe.layer_version.layer.save()
customrecipe.layer_version.save()
customrecipe.file_path = recipe_path
customrecipe.save()
return layerpath
def readServerLogFile(self):
return open(os.path.join(self.be.builddir, "toaster_server.log"), "r").read()
def triggerBuild(self, bitbake, layers, variables, targets, brbe):
layers = self.setLayers(bitbake, layers, targets)
# init build environment from the clone
builddir = '%s-toaster-%d' % (self.be.builddir, bitbake.req.project.id)
oe_init = os.path.join(self.pokydirname, 'oe-init-build-env')
# init build environment
try:
custom_script = ToasterSetting.objects.get(name="CUSTOM_BUILD_INIT_SCRIPT").value
custom_script = custom_script.replace("%BUILDDIR%" ,builddir)
self._shellcmd("bash -c 'source %s'" % (custom_script))
except ToasterSetting.DoesNotExist:
self._shellcmd("bash -c 'source %s %s'" % (oe_init, builddir),
self.be.sourcedir)
# update bblayers.conf
bblconfpath = os.path.join(builddir, "conf/toaster-bblayers.conf")
with open(bblconfpath, 'w') as bblayers:
bblayers.write('# line added by toaster build control\n'
'BBLAYERS = "%s"' % ' '.join(layers))
# write configuration file
confpath = os.path.join(builddir, 'conf/toaster.conf')
with open(confpath, 'w') as conf:
for var in variables:
conf.write('%s="%s"\n' % (var.name, var.value))
conf.write('INHERIT+="toaster buildhistory"')
# run bitbake server from the clone
bitbake = os.path.join(self.pokydirname, 'bitbake', 'bin', 'bitbake')
toasterlayers = os.path.join(builddir,"conf/toaster-bblayers.conf")
self._shellcmd('bash -c \"source %s %s; BITBAKE_UI="knotty" %s --read %s --read %s '
'--server-only -B 0.0.0.0:0\"' % (oe_init,
builddir, bitbake, confpath, toasterlayers), self.be.sourcedir)
# read port number from bitbake.lock
self.be.bbport = ""
bblock = os.path.join(builddir, 'bitbake.lock')
# allow 10 seconds for bb lock file to appear but also be populated
for lock_check in range(10):
if not os.path.exists(bblock):
logger.debug("localhostbecontroller: waiting for bblock file to appear")
time.sleep(1)
continue
if 10 < os.stat(bblock).st_size:
break
logger.debug("localhostbecontroller: waiting for bblock content to appear")
time.sleep(1)
with open(bblock) as fplock:
for line in fplock:
if ":" in line:
self.be.bbport = line.split(":")[-1].strip()
logger.debug("localhostbecontroller: bitbake port %s", self.be.bbport)
break
if not self.be.bbport:
raise BuildSetupException("localhostbecontroller: can't read bitbake port from %s" % bblock)
self.be.bbaddress = "localhost"
self.be.bbstate = BuildEnvironment.SERVER_STARTED
self.be.lock = BuildEnvironment.LOCK_RUNNING
self.be.save()
bbtargets = ''
for target in targets:
task = target.task
if task:
if not task.startswith('do_'):
task = 'do_' + task
task = ':%s' % task
bbtargets += '%s%s ' % (target.target, task)
# run build with local bitbake. stop the server after the build.
log = os.path.join(builddir, 'toaster_ui.log')
local_bitbake = os.path.join(os.path.dirname(os.getenv('BBBASEDIR')),
'bitbake')
self._shellcmd(['bash -c \"(TOASTER_BRBE="%s" BBSERVER="0.0.0.0:%s" '
'%s %s -u toasterui --read %s --read %s --token="" >>%s 2>&1;'
'BITBAKE_UI="knotty" BBSERVER=0.0.0.0:%s %s -m)&\"' \
% (brbe, self.be.bbport, local_bitbake, bbtargets, confpath, toasterlayers, log,
self.be.bbport, bitbake,)],
builddir, nowait=True)
logger.debug('localhostbecontroller: Build launched, exiting. '
'Follow build logs at %s' % log)