django-orchestra/orchestra/apps/webapps/backends/phpfpm.py

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import os
import textwrap
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from django.template import Template, Context
from django.utils.translation import ugettext_lazy as _
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from orchestra.apps.orchestration import ServiceController
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from . import WebAppServiceMixin
from .. import settings
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class PHPFPMBackend(WebAppServiceMixin, ServiceController):
""" Per-webapp php application """
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verbose_name = _("PHP-FPM")
directive = 'fpm'
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def save(self, webapp):
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if not self.valid_directive(webapp):
return
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context = self.get_context(webapp)
self.create_webapp_dir(context)
self.append(textwrap.dedent("""\
{
echo -e '%(fpm_config)s' | diff -N -I'^\s*;;' %(fpm_path)s -
} || {
echo -e '%(fpm_config)s' > %(fpm_path)s
UPDATEDFPM=1
}""" % context))
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def delete(self, webapp):
context = self.get_context(webapp)
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self.append("rm '%(fpm_path)s'" % context)
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self.delete_webapp_dir(context)
def commit(self):
super(PHPFPMBackend, self).commit()
self.append(textwrap.dedent("""
[[ $UPDATEDFPM == 1 ]] && {
service php5-fpm start
service php5-fpm reload
}"""))
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def get_context(self, webapp):
if not self.valid_directive(webapp):
return
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context = super(PHPFPMBackend, self).get_context(webapp)
context.update({
'init_vars': self.get_php_init_vars(webapp),
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'fpm_port': webapp.get_fpm_port(),
})
context['fpm_listen'] = settings.WEBAPPS_FPM_LISTEN % context
fpm_config = Template(textwrap.dedent("""\
;; {{ banner }}
[{{ user }}]
user = {{ user }}
group = {{ group }}
listen = {{ fpm_listen | safe }}
listen.owner = {{ user }}
listen.group = {{ group }}
pm = ondemand
pm.max_children = 4
{% for name,value in init_vars.iteritems %}
php_admin_value[{{ name | safe }}] = {{ value | safe }}{% endfor %}"""
))
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context.update({
'fpm_config': fpm_config.render(Context(context)),
'fpm_path': settings.WEBAPPS_PHPFPM_POOL_PATH % context,
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})
return context