def cpython_start():
from chellow import app
from chellow.models import Contract
libs = {}
app.config['libs'] = libs
for contract_name in LIBS:
try:
contract = Contract.get_non_core_by_name(contract_name)
nspace = LibDict()
nspace['db_id'] = contract.id
exec(contract.charge_script, nspace)
for k, v in nspace.iteritems():
if not hasattr(nspace, k):
setattr(nspace, k, v)
libs[contract_name] = nspace
except Exception:
raise Exception(
"While importing " + contract_name + " " +
traceback.format_exc())
"from pg_class t, pg_class i, pg_index ix, pg_attribute a, "
"pg_namespace where t.oid = ix.indrelid "
"and i.oid = ix.indexrelid and a.attrelid = t.oid "
"and a.attnum = ANY(ix.indkey) and t.relkind = 'r' "
"and t.relnamespace = pg_namespace.oid "
"and pg_namespace.nspname = 'public' "
"group by t.relname, i.relname, pg_namespace.nspname "
"order by t.relname, i.relname"
)
return vals
sess = None
try:
sess = db.session()
caches = {}
if inv.getRequest().getMethod() == "POST":
if inv.hasParameter("run_shutdown"):
shutdown_contract = Contract.get_non_core_by_name(sess, "shutdown")
computer.contract_func(caches, shutdown_contract, "on_shut_down", None)(None)
render(inv, template, make_vals(sess, "Shut down successfully."))
elif inv.hasParameter("run_startup"):
shutdown_contract = Contract.get_non_core_by_name(sess, "startup")
computer.contract_func(caches, shutdown_contract, "on_start_up", None)(None)
render(inv, template, make_vals(sess, "Started up successfully."))
else:
render(inv, template, make_vals(sess))
finally:
if sess is not None:
sess.close()
