SP/web2py/applications/admin/controllers/gae.py

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2018-10-25 15:33:07 +00:00
### this works on linux only
import re
try:
import fcntl
import subprocess
import signal
import os
import shutil
from gluon.fileutils import read_file, write_file
except:
session.flash = 'sorry, only on Unix systems'
redirect(URL(request.application, 'default', 'site'))
if MULTI_USER_MODE and not is_manager():
session.flash = 'Not Authorized'
redirect(URL('default', 'site'))
from gluon.settings import settings
if not settings.is_source:
session.flash = 'Requires running web2py from source'
redirect(URL(request.application, 'default', 'site'))
forever = 10 ** 8
def kill():
p = cache.ram('gae_upload', lambda: None, forever)
if not p or p.poll() is not None:
return 'oops'
os.kill(p.pid, signal.SIGKILL)
cache.ram('gae_upload', lambda: None, -1)
class EXISTS(object):
def __init__(self, error_message='file not found'):
self.error_message = error_message
def __call__(self, value):
if os.path.exists(value):
return (value, None)
return (value, self.error_message)
def deploy():
regex = re.compile('^\w+$')
apps = sorted(
file for file in os.listdir(apath(r=request)) if regex.match(file))
form = SQLFORM.factory(
Field('appcfg', default=GAE_APPCFG, label=T('Path to appcfg.py'),
requires=EXISTS(error_message=T('file not found'))),
Field('google_application_id', requires=IS_MATCH(
'[\w\-]+'), label=T('Google Application Id')),
Field('applications', 'list:string',
requires=IS_IN_SET(apps, multiple=True),
label=T('web2py apps to deploy')),
Field('email', requires=IS_EMAIL(), label=T('GAE Email')),
Field('password', 'password', requires=IS_NOT_EMPTY(), label=T('GAE Password')))
cmd = output = errors = ""
if form.accepts(request, session):
try:
kill()
except:
pass
ignore_apps = [item for item in apps
if not item in form.vars.applications]
regex = re.compile('\(applications/\(.*')
yaml = apath('../app.yaml', r=request)
if not os.path.exists(yaml):
example = apath('../app.example.yaml', r=request)
shutil.copyfile(example, yaml)
data = read_file(yaml)
data = re.sub('application:.*', 'application: %s' %
form.vars.google_application_id, data)
data = regex.sub(
'(applications/(%s)/.*)|' % '|'.join(ignore_apps), data)
write_file(yaml, data)
path = request.env.applications_parent
cmd = '%s --email=%s --passin update %s' % \
(form.vars.appcfg, form.vars.email, path)
p = cache.ram('gae_upload',
lambda s=subprocess, c=cmd: s.Popen(c, shell=True,
stdin=s.PIPE,
stdout=s.PIPE,
stderr=s.PIPE, close_fds=True), -1)
p.stdin.write(form.vars.password + '\n')
fcntl.fcntl(p.stdout.fileno(), fcntl.F_SETFL, os.O_NONBLOCK)
fcntl.fcntl(p.stderr.fileno(), fcntl.F_SETFL, os.O_NONBLOCK)
return dict(form=form, command=cmd)
def callback():
p = cache.ram('gae_upload', lambda: None, forever)
if not p or p.poll() is not None:
return '<done/>'
try:
output = p.stdout.read()
except:
output = ''
try:
errors = p.stderr.read()
except:
errors = ''
return (output + errors).replace('\n', '<br/>')