django-orchestra-test/orchestra/apps/webapps/backends/phpfcgid.py

98 lines
3.6 KiB
Python

import os
import textwrap
from django.utils.translation import ugettext_lazy as _
from orchestra.apps.orchestration import ServiceController
from . import WebAppServiceMixin
from .. import settings
class PHPFcgidBackend(WebAppServiceMixin, ServiceController):
""" Per-webapp fcgid application """
verbose_name = _("PHP-Fcgid")
directive = 'fcgid'
default_route_match = "webapp.type_class.php_execution == 'fcgid'"
def save(self, webapp):
context = self.get_context(webapp)
self.create_webapp_dir(context)
self.set_under_construction(context)
self.append("mkdir -p %(wrapper_dir)s" % context)
self.append(textwrap.dedent("""\
{
echo -e '%(wrapper)s' | diff -N -I'^\s*#' %(wrapper_path)s -
} || {
echo -e '%(wrapper)s' > %(wrapper_path)s; UPDATED_APACHE=1
}""") % context
)
self.append("chmod +x %(wrapper_path)s" % context)
self.append("chown -R %(user)s:%(group)s %(wrapper_dir)s" % context)
if context['cmd_options']:
self.append(textwrap.dedent("""
{
echo -e '%(cmd_options)s' | diff -N -I'^\s*#' %(cmd_options_path)s -
} || {
echo -e '%(cmd_options)s' > %(cmd_options_path)s; UPDATED_APACHE=1
}""" ) % context
)
else:
self.append("rm -f %(cmd_options_path)s" % context)
def delete(self, webapp):
context = self.get_context(webapp)
self.append("rm -f '%(wrapper_path)s'" % context)
self.append("rm -f '%(cmd_options_path)s'" % context)
self.delete_webapp_dir(context)
def commit(self):
self.append('if [[ $UPDATED_APACHE == 1 ]]; then service apache2 reload; fi')
def get_fcgid_wrapper(self, webapp, context):
opt = webapp.type_instance
# Format PHP init vars
init_vars = opt.get_php_init_vars()
if init_vars:
init_vars = [ '-d %s="%s"' % (k,v) for k,v in init_vars.iteritems() ]
init_vars = ', '.join(init_vars)
context.update({
'php_binary': opt.get_php_binary_path(),
'php_rc': opt.get_php_rc_path(),
'php_init_vars': init_vars,
})
return textwrap.dedent("""\
#!/bin/sh
# %(banner)s
export PHPRC=%(php_rc)s
exec %(php_binary)s %(php_init_vars)s""") % context
def get_fcgid_cmd_options(self, webapp, context):
maps = {
'MaxProcesses': webapp.get_options().get('processes', None),
'IOTimeout': webapp.get_options().get('timeout', None),
}
cmd_options = []
for directive, value in maps.iteritems():
if value:
cmd_options.append("%s %s" % (directive, value))
if cmd_options:
head = '# %(banner)s\nFcgidCmdOptions %(wrapper_path)s' % context
cmd_options.insert(0, head)
return ' \\\n '.join(cmd_options)
def get_context(self, webapp):
context = super(PHPFcgidBackend, self).get_context(webapp)
wrapper_path = settings.WEBAPPS_FCGID_WRAPPER_PATH % context
context.update({
'wrapper': self.get_fcgid_wrapper(webapp, context),
'wrapper_path': wrapper_path,
'wrapper_dir': os.path.dirname(wrapper_path),
})
context.update({
'cmd_options': self.get_fcgid_cmd_options(webapp, context),
'cmd_options_path': settings.WEBAPPS_FCGID_CMD_OPTIONS_PATH % context,
})
return context