# # 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,env=None): if cwd is None: cwd = self.be.sourcedir if env is None: env=os.environ.copy() logger.debug("lbc_shellcmd: (%s) %s" % (cwd, command)) p = subprocess.Popen(command, cwd = cwd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE, env=env) 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 = [] git_env = os.environ.copy() # (note: add custom environment settings here) # 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,env=git_env).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,env=git_env) 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),env=git_env) self._shellcmd("git remote remove origin", localdirname,env=git_env) self._shellcmd("git remote add origin \"%s\"" % giturl, localdirname,env=git_env) else: logger.debug("localhostbecontroller: cloning %s in %s" % (giturl, localdirname)) self._shellcmd('git clone "%s" "%s"' % (giturl, localdirname),env=git_env) # 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 && git reset --hard "%s"' % ref, localdirname,env=git_env) # 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')),env=git_env) # 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"') # clean the Toaster to build environment env_clean = 'unset BBPATH;' # clean BBPATH for <= YP-2.4.0 # 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('%s bash -c \"source %s %s; BITBAKE_UI="knotty" %s --read %s --read %s ' '--server-only -B 0.0.0.0:0\"' % (env_clean, oe_init, builddir, bitbake, confpath, toasterlayers), self.be.sourcedir) # read port number from bitbake.lock self.be.bbport = -1 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) else: raise BuildSetupException("Cannot find bitbake server lock file '%s'. Aborting." % bblock) 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 -1 == 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(['%s 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)&\"' \ % (env_clean, 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)