summaryrefslogtreecommitdiffstats
path: root/bitbake/lib/toaster/bldcontrol/sshbecontroller.py
blob: 8ef434baf598476dbbfe130f429d7fb70e54c937 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
#
# 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()