void *uwsgi_python_autoreloader_thread(void *foobar) {
PyObject *modules;
// block signals on this thread
sigset_t smask;
sigfillset(&smask);
#ifndef UWSGI_DEBUG
sigdelset(&smask, SIGSEGV);
#endif
pthread_sigmask(SIG_BLOCK, &smask, NULL);
PyThreadState *pts = PyThreadState_New(up.main_thread->interp);
pthread_setspecific(up.upt_save_key, (void *) pts);
pthread_setspecific(up.upt_gil_key, (void *) pts);
UWSGI_GET_GIL;
PyObject *threading_module = PyImport_ImportModule("threading");
if (threading_module) {
PyObject *threading_module_dict = PyModule_GetDict(threading_module);
if (threading_module_dict) {
#ifdef PYTHREE
PyObject *threading_current = PyDict_GetItemString(threading_module_dict, "current_thread");
#else
PyObject *threading_current = PyDict_GetItemString(threading_module_dict, "currentThread");
#endif
if (threading_current) {
PyObject *current_thread = PyEval_CallObject(threading_current, (PyObject *)NULL);
if (!current_thread) {
// ignore the error
PyErr_Clear();
}
else {
PyObject_SetAttrString(current_thread, "name", PyString_FromString("uWSGIAutoReloader"));
Py_INCREF(current_thread);
modules = PyImport_GetModuleDict();
goto cycle;
}
}
}
}
return NULL;
cycle:
if (uwsgi.mywid == 1) {
uwsgi_log("Python auto-reloader enabled\n");
}
PyObject *times_dict = PyDict_New();
char *filename;
for(;;) {
UWSGI_RELEASE_GIL;
sleep(up.auto_reload);
UWSGI_GET_GIL;
// do not start monitoring til the first app is loaded (required for lazy mode)
if (uwsgi_apps_cnt == 0) continue;
#ifdef UWSGI_PYTHON_OLD
int pos = 0;
#else
Py_ssize_t pos = 0;
#endif
PyObject *mod_name, *mod;
while (PyDict_Next(modules, &pos, &mod_name, &mod)) {
int found = 0;
struct uwsgi_string_list *usl = up.auto_reload_ignore;
while(usl) {
if (!strcmp(usl->value, PyString_AsString(mod_name))) {
found = 1;
break;
}
usl = usl->next;
}
if (found) continue;
if (!PyObject_HasAttrString(mod, "__file__")) continue;
PyObject *mod_file = PyObject_GetAttrString(mod, "__file__");
if (!mod_file) continue;
#ifdef PYTHREE
PyObject *zero = PyUnicode_AsUTF8String(mod_file);
char *mod_filename = PyString_AsString(zero);
#else
char *mod_filename = PyString_AsString(mod_file);
#endif
if (!mod_filename) {
#ifdef PYTHREE
Py_DECREF(zero);
#endif
continue;
}
char *ext = strrchr(mod_filename, '.');
if (ext && (!strcmp(ext+1, "pyc") || !strcmp(ext+1, "pyd") || !strcmp(ext+1, "pyo"))) {
filename = uwsgi_concat2n(mod_filename, strlen(mod_filename)-1, "", 0);
}
else {
filename = uwsgi_concat2(mod_filename, "");
}
if (uwsgi_check_python_mtime(times_dict, filename)) {
UWSGI_RELEASE_GIL;
return NULL;
}
free(filename);
#ifdef PYTHREE
Py_DECREF(zero);
#endif
}
}
return NULL;
}
void *uwsgi_python_autoreloader_thread(void *foobar) {
PyObject *new_thread = uwsgi_python_setup_thread("uWSGIAutoReloader");
if (!new_thread) return NULL;
PyObject *modules = PyImport_GetModuleDict();
if (uwsgi.mywid == 1) {
uwsgi_log("Python auto-reloader enabled\n");
}
PyObject *times_dict = PyDict_New();
char *filename;
for(;;) {
UWSGI_RELEASE_GIL;
sleep(up.auto_reload);
UWSGI_GET_GIL;
// do not start monitoring til the first app is loaded (required for lazy mode)
if (uwsgi_apps_cnt == 0) continue;
#ifdef UWSGI_PYTHON_OLD
int pos = 0;
#else
Py_ssize_t pos = 0;
#endif
PyObject *mod_name, *mod;
while (PyDict_Next(modules, &pos, &mod_name, &mod)) {
int found = 0;
struct uwsgi_string_list *usl = up.auto_reload_ignore;
while(usl) {
if (!strcmp(usl->value, PyString_AsString(mod_name))) {
found = 1;
break;
}
usl = usl->next;
}
if (found) continue;
if (!PyObject_HasAttrString(mod, "__file__")) continue;
PyObject *mod_file = PyObject_GetAttrString(mod, "__file__");
if (!mod_file) continue;
#ifdef PYTHREE
PyObject *zero = PyUnicode_AsUTF8String(mod_file);
char *mod_filename = PyString_AsString(zero);
#else
char *mod_filename = PyString_AsString(mod_file);
#endif
if (!mod_filename) {
#ifdef PYTHREE
Py_DECREF(zero);
#endif
continue;
}
char *ext = strrchr(mod_filename, '.');
if (ext && (!strcmp(ext+1, "pyc") || !strcmp(ext+1, "pyd") || !strcmp(ext+1, "pyo"))) {
filename = uwsgi_concat2n(mod_filename, strlen(mod_filename)-1, "", 0);
}
else {
filename = uwsgi_concat2(mod_filename, "");
}
if (uwsgi_check_python_mtime(times_dict, filename)) {
UWSGI_RELEASE_GIL;
return NULL;
}
free(filename);
#ifdef PYTHREE
Py_DECREF(zero);
#endif
}
}
return NULL;
}