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#
# 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
from django.db import transaction
from django.db.models import Q
from bldcontrol.models import BuildEnvironment, BRLayer, BRVariable, BRTarget, BRBitbake
import subprocess
from toastermain import settings
from bbcontroller import BuildEnvironmentController, ShellCmdException, BuildSetupException, _getgitcheckoutdirectoryname
import logging
logger = logging.getLogger("toaster")
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.dburl = settings.getDATABASE_URL()
self.pokydirname = None
self.islayerset = False
def _shellcmd(self, command, cwd = None):
if cwd is None:
cwd = self.be.sourcedir
p = subprocess.Popen(command, cwd = cwd, shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
(out,err) = p.communicate()
if p.returncode:
if len(err) == 0:
err = "command: %s \n%s" % (command, out)
else:
err = "command: %s \n%s" % (command, err)
logger.debug("localhostbecontroller: shellcmd error %s" % err)
raise ShellCmdException(err)
else:
logger.debug("localhostbecontroller: shellcmd success")
return out
def _createdirpath(self, path):
from os.path import dirname as DN
if path == "":
raise Exception("Invalid path creation specified.")
if not os.path.exists(DN(path)):
self._createdirpath(DN(path))
if not os.path.exists(path):
os.mkdir(path, 0755)
def _setupBE(self):
assert self.pokydirname and os.path.exists(self.pokydirname)
self._createdirpath(self.be.builddir)
self._shellcmd("bash -c \"source %s/oe-init-build-env %s\"" % (self.pokydirname, self.be.builddir))
def startBBServer(self, brbe):
assert self.pokydirname and os.path.exists(self.pokydirname)
assert self.islayerset
try:
os.remove(os.path.join(self.be.builddir, "toaster_ui.log"))
except OSError as e:
import errno
if e.errno != errno.ENOENT:
raise
cmd = "bash -c \"source %s/oe-init-build-env %s && DATABASE_URL=%s source toaster start noweb brbe=%s\"" % (self.pokydirname, self.be.builddir, self.dburl, brbe)
port = "-1"
for i in self._shellcmd(cmd).split("\n"):
if i.startswith("Bitbake server address"):
port = i.split(" ")[-1]
logger.debug("localhostbecontroller: Found bitbake server port %s" % port)
def _toaster_ui_started(filepath):
if not os.path.exists(filepath):
return False
with open(filepath, "r") as f:
for line in f:
if line.startswith("NOTE: ToasterUI waiting for events"):
return True
return False
while not _toaster_ui_started(os.path.join(self.be.builddir, "toaster_ui.log")):
import time
logger.debug("localhostbecontroller: Waiting bitbake server to start")
time.sleep(0.5)
logger.debug("localhostbecontroller: Started bitbake server")
assert self.be.sourcedir and os.path.exists(self.be.builddir)
self.be.bbaddress = "localhost"
self.be.bbport = port
self.be.bbstate = BuildEnvironment.SERVER_STARTED
self.be.save()
def stopBBServer(self):
assert self.pokydirname and os.path.exists(self.pokydirname)
assert self.islayerset
self._shellcmd("bash -c \"source %s/oe-init-build-env %s && %s source toaster stop\"" %
(self.pokydirname, self.be.builddir, (lambda: "" if self.be.bbtoken is None else "BBTOKEN=%s" % self.be.bbtoken)()))
self.be.bbstate = BuildEnvironment.SERVER_STOPPED
self.be.save()
logger.debug("localhostbecontroller: Stopped bitbake server")
def setLayers(self, bitbakes, layers):
""" a word of attention: by convention, the first layer for any build will be poky! """
assert self.be.sourcedir is not None
assert len(bitbakes) == 1
# set layers in the layersource
# 1. get a list of repos, and map dirpaths for each layer
gitrepos = {}
gitrepos[bitbakes[0].giturl] = []
gitrepos[bitbakes[0].giturl].append( ("bitbake", bitbakes[0].dirpath, bitbakes[0].commit) )
for layer in layers:
# we don't process local URLs
if layer.giturl.startswith("file://"):
continue
if not layer.giturl in gitrepos:
gitrepos[layer.giturl] = []
gitrepos[layer.giturl].append( (layer.name, layer.dirpath, layer.commit))
for giturl in gitrepos.keys():
commitid = gitrepos[giturl][0][2]
for e in gitrepos[giturl]:
if commitid != e[2]:
import pprint
raise BuildSetupException("More than one commit per git url, unsupported configuration: \n%s" % pprint.pformat(gitrepos))
logger.debug("localhostbecontroller, our git repos are %s" % gitrepos)
layerlist = []
# 2. checkout the repositories
for giturl in gitrepos.keys():
localdirname = os.path.join(self.be.sourcedir, _getgitcheckoutdirectoryname(giturl))
logger.debug("localhostbecontroller: giturl %s checking out in current directory %s" % (giturl, localdirname))
# make sure our directory is a git repository
if os.path.exists(localdirname):
if not giturl in self._shellcmd("git remote -v", localdirname):
raise BuildSetupException("Existing git repository at %s, but with different remotes (not '%s'). Aborting." % (localdirname, giturl))
else:
self._shellcmd("git clone \"%s\" \"%s\"" % (giturl, localdirname))
# checkout the needed commit
commit = gitrepos[giturl][0][2]
# branch magic name "HEAD" will inhibit checkout
if commit != "HEAD":
logger.debug("localhostbecontroller: checking out commit %s to %s " % (commit, localdirname))
self._shellcmd("git fetch --all && git checkout \"%s\"" % commit , 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\" " % (bitbakes[0].commit, bitbakes[0].giturl, os.path.join(self.pokydirname, 'bitbake')))
# verify our repositories
for name, dirpath, commit in gitrepos[giturl]:
localdirpath = os.path.join(localdirname, dirpath)
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("/"))
logger.debug("localhostbecontroller: current layer list %s " % layerlist)
# 3. configure the build environment, so we have a conf/bblayers.conf
assert self.pokydirname is not None
self._setupBE()
# 4. update the bblayers.conf
bblayerconf = os.path.join(self.be.builddir, "conf/bblayers.conf")
if not os.path.exists(bblayerconf):
raise BuildSetupException("BE is not consistent: bblayers.conf file missing at %s" % bblayerconf)
BuildEnvironmentController._updateBBLayers(bblayerconf, layerlist)
self.islayerset = True
return True
def release(self):
assert self.be.sourcedir and os.path.exists(self.be.builddir)
import shutil
shutil.rmtree(os.path.join(self.be.sourcedir, "build"))
assert not os.path.exists(self.be.builddir)
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