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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 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
class NotImplementedException(Exception):
pass
def DN(path):
return "/".join(path.split("/")[0:-1])
class SSHBEController(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(SSHBEController, 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("ssh %s 'cd %s && %s'" % (self.be.address, cwd, command), stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)
(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)
raise ShellCmdException(err)
else:
return out.strip()
def _pathexists(self, path):
try:
self._shellcmd("test -e \"%s\"" % path)
return True
except ShellCmdException as e:
return False
def _pathcreate(self, path):
self._shellcmd("mkdir -p \"%s\"" % path)
def _setupBE(self):
assert self.pokydirname and self._pathexists(self.pokydirname)
self._pathcreate(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 self._pathexists(self.pokydirname)
assert self.islayerset
cmd = self._shellcmd("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 cmd.split("\n"):
if i.startswith("Bitbake server address"):
port = i.split(" ")[-1]
print "Found bitbake server port ", port
assert self.be.sourcedir and self._pathexists(self.be.builddir)
self.be.bbaddress = self.be.address.split("@")[-1]
self.be.bbport = port
self.be.bbstate = BuildEnvironment.SERVER_STARTED
self.be.save()
def stopBBServer(self):
assert self.pokydirname and self._pathexists(self.pokydirname)
assert self.islayerset
print 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()
print "Stopped server"
def _copyFile(self, filepath1, filepath2):
p = subprocess.Popen("scp '%s' '%s'" % (filepath1, filepath2), stdout=subprocess.PIPE, stderr = subprocess.PIPE, shell=True)
(out, err) = p.communicate()
if p.returncode:
raise ShellCmdException(err)
def pullFile(self, local_filename, remote_filename):
_copyFile(local_filename, "%s:%s" % (self.be.address, remote_filename))
def pushFile(self, local_filename, remote_filename):
_copyFile("%s:%s" % (self.be.address, remote_filename), local_filename)
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
raise NotImplementedException("Not implemented: SSH setLayers")
# 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 self._pathexists(bblayerconf):
raise BuildSetupException("BE is not consistent: bblayers.conf file missing at %s" % bblayerconf)
import uuid
local_bblayerconf = "/tmp/" + uuid.uuid4() + "-bblayer.conf"
self.pullFile(bblayerconf, local_bblayerconf)
BuildEnvironmentController._updateBBLayers(local_bblayerconf, layerlist)
self.pushFile(local_bblayerconf, bblayerconf)
os.unlink(local_bblayerconf)
self.islayerset = True
return True
def release(self):
assert self.be.sourcedir and self._pathexists(self.be.builddir)
import shutil
shutil.rmtree(os.path.join(self.be.sourcedir, "build"))
assert not self._pathexists(self.be.builddir)
def triggerBuild(self, bitbake, layers, variables, targets):
# set up the buid environment with the needed layers
self.setLayers(bitbake, layers)
self.writeConfFile("conf/toaster-pre.conf", )
self.writeConfFile("conf/toaster.conf", raw = "INHERIT+=\"toaster buildhistory\"")
# get the bb server running with the build req id and build env id
bbctrl = self.getBBController()
# trigger the build command
task = reduce(lambda x, y: x if len(y)== 0 else y, map(lambda y: y.task, targets))
if len(task) == 0:
task = None
bbctrl.build(list(map(lambda x:x.target, targets)), task)
logger.debug("localhostbecontroller: Build launched, exiting. Follow build logs at %s/toaster_ui.log" % self.be.builddir)
# disconnect from the server
bbctrl.disconnect()
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