def wsgi_config(self):
write_template(os.path.join(self.dirname, "templates", "apache2", self.appname, "apache.wsgi", "ecs-main.wsgi"),
os.path.join(self.dirname, "main.wsgi"),
{'appdir': os.path.join(self.dirname), 'appname': self.appname,}
)
write_template(os.path.join(self.dirname, "templates", "apache2", self.appname, "apache.wsgi", "ecs-service.wsgi"),
os.path.join(self.dirname, "service.wsgi"),
{'appdir': os.path.join(self.dirname), 'appname': self.appname,}
)
def createvm(application='ecs', use_sudo=True, hypervisor=VMBUILDER_HYPERVISOR, revision=None, hostname=None, ip=None, onlychrootcreate=False, useexistingchroot=True):
VMBUILDER_CONFIG = 'vmbuilder.cfg'
POSTINSTALL_FILE = 'postinstall.sh'
SSLEAY_CONFIG = 'ssleay.cnf'
APACHE_CONFIG_TARBALL = 'apache2.tar.bz2'
use_sudo = strbool(use_sudo)
onlychrootcreate = strbool(onlychrootcreate)
useexistingchroot = strbool(useexistingchroot)
sourcedirname = _sourcedir()
targetdirname = _targetdir()
freesize = os.statvfs(tempfile.gettempdir()).f_bfree * os.statvfs(tempfile.gettempdir()).f_bsize
if freesize < (2 ** 32):
abort("sorry, less than 4 Gigabyte of freespace in temp directory %s" % tempfile.gettempdir())
if onlychrootcreate and useexistingchroot:
abbort('only one of onlychrootcreate or useexistingchroot can be set to true')
if not revision:
revision = _get_current_revision()
if not hostname:
hostname = raw_input('hostname[example.com] ')
if not hostname:
hostname = 'example.com'
if not ip:
ip = raw_input('ip[127.0.0.2] ')
if not ip:
ip = '127.0.0.2'
# create ssh key config
private_key = os.path.join(targetdirname, VMHOSTKEY)
public_key = os.path.join(targetdirname, VMHOSTKEY+".pub")
if os.path.exists(private_key):
os.remove(private_key)
if os.path.exists(public_key):
os.remove(public_key)
ssh_keygen = ['ssh-keygen',
'-t', 'rsa',
'-b', '4096',
'-f', VMHOSTKEY,
'-N', '',
'-C', 'autovm@vmhost',
]
_run(ssh_keygen, cwd=targetdirname)
# create postinstall config
postinstall_sh = os.path.join(targetdirname, POSTINSTALL_FILE)
postinstall_sh_template = os.path.join(sourcedirname, 'templates', POSTINSTALL_FILE)
write_template(postinstall_sh_template, postinstall_sh, {
'applications': ' '.join(APPLICATIONS),
'vm_user': VM_USER,
'revision': revision,
'hostname': ip,
'ip': ip,
'apacheconfigtarball': APACHE_CONFIG_TARBALL,
'ssleayconfig': SSLEAY_CONFIG,
})
os.chmod(postinstall_sh, stat.S_IRWXU|stat.S_IRGRP|stat.S_IXGRP|stat.S_IROTH|stat.S_IXOTH) # chmod 0755
# create ssleay config
ssleay_cnf = os.path.join(targetdirname, SSLEAY_CONFIG)
ssleay_cnf_template = os.path.join(sourcedirname, 'templates', SSLEAY_CONFIG)
write_template(ssleay_cnf_template, ssleay_cnf, {
'hostname': hostname,
})
# create vmbuilder config
vmbuilder_cfg = os.path.join(targetdirname, VMBUILDER_CONFIG)
vmbuilder_cfg_template = os.path.join(sourcedirname, 'templates', VMBUILDER_CONFIG)
write_template(vmbuilder_cfg_template, vmbuilder_cfg, {
'dirname': targetdirname,
'hostname': hostname,
'vmhostkeypub': VMHOSTKEY+ ".pub",
'postinstallfile': POSTINSTALL_FILE,
})
# create vmbuilder partition config
partitions = "root 10000\nswap 1000\n---\n/opt 20000\n"
with open(os.path.join(targetdirname, VMBUILDER_CONFIG+ ".partition"), "wb") as f:
f.write(partitions)
# copy apache config
shutil.copyfile(os.path.join(sourcedirname, APACHE_CONFIG_TARBALL), os.path.join(targetdirname, APACHE_CONFIG_TARBALL))
# create actual source tarball
make_tarball(targetdirname, revision=revision)
# call the vmbuilder, cross fingers
vmbuilder = ['sudo'] if use_sudo else []
vmbuilder += ['vmbuilder', hypervisor, VMBUILDER_OS,
'--config', os.path.join(targetdirname, VMBUILDER_CONFIG),
'--part', os.path.join(targetdirname, VMBUILDER_CONFIG+ ".partition"),
]
if onlychrootcreate:
warn('creating chroot, but dont go futher')
vmbuilder += ['--only-chroot', '--destdir='+ os.path.join(targetdirname, CHROOT_TARGET),]
else:
vmbuilder += ['--destdir='+ os.path.join(targetdirname, VMBUILDER_OS+ "-"+ hypervisor),]
if useexistingchroot and os.path.exists(os.path.join(targetdirname, CHROOT_TARGET)):
warn('using prebuild chroot under %s' % os.path.join(targetdirname, CHROOT_TARGET))
vmbuilder += ['--existing-chroot='+ os.path.join(targetdirname, CHROOT_TARGET),]
warn('recopy ssh authorized_keys to chroot')
shutil.copy(os.path.join(targetdirname, VMHOSTKEY+".pub"), os.path.join(targetdirname, CHROOT_TARGET, 'home', VM_USER, '.ssh', 'authorized_keys'))
_run(vmbuilder, cwd=targetdirname)
