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python_plugin.c
2100 lines (1703 loc) · 59 KB
/
python_plugin.c
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#include "uwsgi_python.h"
/*
This is the official python plugin, the one with the modifier1 mapped to 0
Since uWSGI 1.0 it is heavily based on Graham Dumpleton mod_wsgi (for Apache)
*/
extern struct uwsgi_server uwsgi;
struct uwsgi_python up;
#include <glob.h>
extern PyTypeObject uwsgi_InputType;
void uwsgi_opt_pythonpath(char *opt, char *value, void *foobar) {
int i;
glob_t g;
if (glob(value, GLOB_MARK, NULL, &g)) {
uwsgi_string_new_list(&up.python_path, value);
}
else {
for (i = 0; i < (int) g.gl_pathc; i++) {
uwsgi_string_new_list(&up.python_path, g.gl_pathv[i]);
}
}
}
void uwsgi_opt_pyshell(char *opt, char *value, void *foobar) {
uwsgi.honour_stdin = 1;
if (value) {
up.pyshell = value;
}
else {
up.pyshell = "";
}
if (!strcmp("pyshell-oneshot", opt)) {
up.pyshell_oneshot = 1;
}
}
void uwsgi_opt_pyrun(char *opt, char *value, void *foobar) {
uwsgi.honour_stdin = 1;
uwsgi.command_mode = 1;
up.pyrun = value;
}
void uwsgi_opt_pyver(char *opt, char *foo, void *bar) {
const char *version = Py_GetVersion();
const char *space = strchr(version, ' ');
if (space) {
fprintf(stdout, "%.*s\n", (int) (space-version), version);
}
else {
fprintf(stdout, "%s\n", version);
}
exit(0);
}
int uwsgi_python_init(void);
void uwsgi_python_preinit_apps(void);
static void uwsgi_early_python(char *opt, char *foo, void *bar) {
static int early_initialized = 0;
if (early_initialized) return;
early_initialized = 1;
uwsgi_python_init();
uwsgi_python_preinit_apps();
}
static void uwsgi_early_python_import(char *opt, char *module, void *bar) {
uwsgi_early_python(opt, NULL, NULL);
if (strchr(module, '/') || uwsgi_endswith(module, ".py")) {
uwsgi_pyimport_by_filename(uwsgi_pythonize(module), module);
}
else {
if (PyImport_ImportModule(module) == NULL) {
PyErr_Print();
}
}
}
void uwsgi_opt_ini_paste(char *opt, char *value, void *foobar) {
uwsgi_opt_load_ini(opt, value, NULL);
if (value[0] != '/') {
up.paste = uwsgi_concat4("config:", uwsgi.cwd, "/", value);
}
else {
up.paste = uwsgi_concat2("config:", value);
}
if (!strcmp("ini-paste-logged", opt)) {
up.paste_logger = 1;
}
}
struct uwsgi_option uwsgi_python_options[] = {
{"wsgi-file", required_argument, 0, "load .wsgi file", uwsgi_opt_set_str, &up.file_config, 0},
{"file", required_argument, 0, "load .wsgi file", uwsgi_opt_set_str, &up.file_config, 0},
{"eval", required_argument, 0, "eval python code", uwsgi_opt_set_str, &up.eval, 0},
{"module", required_argument,'w', "load a WSGI module", uwsgi_opt_set_str, &up.wsgi_config, 0},
{"wsgi", required_argument, 'w', "load a WSGI module", uwsgi_opt_set_str, &up.wsgi_config, 0},
{"callable", required_argument, 0, "set default WSGI callable name", uwsgi_opt_set_str, &up.callable, 0},
{"test", required_argument, 'J', "test a module import", uwsgi_opt_set_str, &up.test_module, 0},
{"home", required_argument, 'H', "set PYTHONHOME/virtualenv", uwsgi_opt_set_str, &up.home, 0},
{"virtualenv", required_argument, 'H', "set PYTHONHOME/virtualenv", uwsgi_opt_set_str, &up.home, 0},
{"venv", required_argument, 'H', "set PYTHONHOME/virtualenv", uwsgi_opt_set_str, &up.home, 0},
{"pyhome", required_argument, 'H', "set PYTHONHOME/virtualenv", uwsgi_opt_set_str, &up.home, 0},
{"py-programname", required_argument, 0, "set python program name", uwsgi_opt_set_str, &up.programname, 0},
{"py-program-name", required_argument, 0, "set python program name", uwsgi_opt_set_str, &up.programname, 0},
{"pythonpath", required_argument, 0, "add directory (or glob) to pythonpath", uwsgi_opt_pythonpath, NULL, 0},
{"python-path", required_argument, 0, "add directory (or glob) to pythonpath", uwsgi_opt_pythonpath, NULL, 0},
{"pp", required_argument, 0, "add directory (or glob) to pythonpath", uwsgi_opt_pythonpath, NULL, 0},
{"pymodule-alias", required_argument, 0, "add a python alias module", uwsgi_opt_add_string_list, &up.pymodule_alias, 0},
{"post-pymodule-alias", required_argument, 0, "add a python module alias after uwsgi module initialization", uwsgi_opt_add_string_list, &up.post_pymodule_alias, 0},
{"import", required_argument, 0, "import a python module", uwsgi_opt_add_string_list, &up.import_list, 0},
{"pyimport", required_argument, 0, "import a python module", uwsgi_opt_add_string_list, &up.import_list, 0},
{"py-import", required_argument, 0, "import a python module", uwsgi_opt_add_string_list, &up.import_list, 0},
{"python-import", required_argument, 0, "import a python module", uwsgi_opt_add_string_list, &up.import_list, 0},
{"shared-import", required_argument, 0, "import a python module in all of the processes", uwsgi_opt_add_string_list, &up.shared_import_list, 0},
{"shared-pyimport", required_argument, 0, "import a python module in all of the processes", uwsgi_opt_add_string_list, &up.shared_import_list, 0},
{"shared-py-import", required_argument, 0, "import a python module in all of the processes", uwsgi_opt_add_string_list, &up.shared_import_list, 0},
{"shared-python-import", required_argument, 0, "import a python module in all of the processes", uwsgi_opt_add_string_list, &up.shared_import_list, 0},
{"spooler-import", required_argument, 0, "import a python module in the spooler", uwsgi_opt_add_string_list, &up.spooler_import_list},
{"spooler-pyimport", required_argument, 0, "import a python module in the spooler", uwsgi_opt_add_string_list, &up.spooler_import_list},
{"spooler-py-import", required_argument, 0, "import a python module in the spooler", uwsgi_opt_add_string_list, &up.spooler_import_list},
{"spooler-python-import", required_argument, 0, "import a python module in the spooler", uwsgi_opt_add_string_list, &up.spooler_import_list},
{"pyargv", required_argument, 0, "manually set sys.argv", uwsgi_opt_set_str, &up.argv, 0},
{"optimize", required_argument, 'O', "set python optimization level", uwsgi_opt_set_int, &up.optimize, 0},
{"pecan", required_argument, 0, "load a pecan config file", uwsgi_opt_set_str, &up.pecan, 0},
{"paste", required_argument, 0, "load a paste.deploy config file", uwsgi_opt_set_str, &up.paste, 0},
{"paste-logger", no_argument, 0, "enable paste fileConfig logger", uwsgi_opt_true, &up.paste_logger, 0},
{"paste-name", required_argument, 0, "specify the name of the paste section", uwsgi_opt_set_str, &up.paste_name, 0},
{"web3", required_argument, 0, "load a web3 app", uwsgi_opt_set_str, &up.web3, 0},
{"pump", required_argument, 0, "load a pump app", uwsgi_opt_set_str, &up.pump, 0},
{"wsgi-lite", required_argument, 0, "load a wsgi-lite app", uwsgi_opt_set_str, &up.wsgi_lite, 0},
{"ini-paste", required_argument, 0, "load a paste.deploy config file containing uwsgi section", uwsgi_opt_ini_paste, NULL, UWSGI_OPT_IMMEDIATE},
{"ini-paste-logged", required_argument, 0, "load a paste.deploy config file containing uwsgi section (load loggers too)", uwsgi_opt_ini_paste, NULL, UWSGI_OPT_IMMEDIATE},
{"reload-os-env", no_argument, 0, "force reload of os.environ at each request", uwsgi_opt_true, &up.reload_os_env, 0},
#ifndef __CYGWIN__
{"no-site", no_argument, 0, "do not import site module", uwsgi_opt_true, &Py_NoSiteFlag, 0},
#endif
{"pyshell", optional_argument, 0, "run an interactive python shell in the uWSGI environment", uwsgi_opt_pyshell, NULL, 0},
{"pyshell-oneshot", optional_argument, 0, "run an interactive python shell in the uWSGI environment (one-shot variant)", uwsgi_opt_pyshell, NULL, 0},
{"python", required_argument, 0, "run a python script in the uWSGI environment", uwsgi_opt_pyrun, NULL, 0},
{"py", required_argument, 0, "run a python script in the uWSGI environment", uwsgi_opt_pyrun, NULL, 0},
{"pyrun", required_argument, 0, "run a python script in the uWSGI environment", uwsgi_opt_pyrun, NULL, 0},
{"py-tracebacker", required_argument, 0, "enable the uWSGI python tracebacker", uwsgi_opt_set_str, &up.tracebacker, UWSGI_OPT_THREADS|UWSGI_OPT_MASTER},
{"py-auto-reload", required_argument, 0, "monitor python modules mtime to trigger reload (use only in development)", uwsgi_opt_set_int, &up.auto_reload, UWSGI_OPT_THREADS|UWSGI_OPT_MASTER},
{"py-autoreload", required_argument, 0, "monitor python modules mtime to trigger reload (use only in development)", uwsgi_opt_set_int, &up.auto_reload, UWSGI_OPT_THREADS|UWSGI_OPT_MASTER},
{"python-auto-reload", required_argument, 0, "monitor python modules mtime to trigger reload (use only in development)", uwsgi_opt_set_int, &up.auto_reload, UWSGI_OPT_THREADS|UWSGI_OPT_MASTER},
{"python-autoreload", required_argument, 0, "monitor python modules mtime to trigger reload (use only in development)", uwsgi_opt_set_int, &up.auto_reload, UWSGI_OPT_THREADS|UWSGI_OPT_MASTER},
{"py-auto-reload-ignore", required_argument, 0, "ignore the specified module during auto-reload scan (can be specified multiple times)", uwsgi_opt_add_string_list, &up.auto_reload_ignore, UWSGI_OPT_THREADS|UWSGI_OPT_MASTER},
{"wsgi-env-behaviour", required_argument, 0, "set the strategy for allocating/deallocating the WSGI env", uwsgi_opt_set_str, &up.wsgi_env_behaviour, 0},
{"wsgi-env-behavior", required_argument, 0, "set the strategy for allocating/deallocating the WSGI env", uwsgi_opt_set_str, &up.wsgi_env_behaviour, 0},
{"start_response-nodelay", no_argument, 0, "send WSGI http headers as soon as possible (PEP violation)", uwsgi_opt_true, &up.start_response_nodelay, 0},
{"wsgi-strict", no_argument, 0, "try to be fully PEP compliant disabling optimizations", uwsgi_opt_true, &up.wsgi_strict, 0},
{"wsgi-accept-buffer", no_argument, 0, "accept CPython buffer-compliant objects as WSGI response in addition to string/bytes", uwsgi_opt_true, &up.wsgi_accept_buffer, 0},
{"wsgi-accept-buffers", no_argument, 0, "accept CPython buffer-compliant objects as WSGI response in addition to string/bytes", uwsgi_opt_true, &up.wsgi_accept_buffer, 0},
{"wsgi-disable-file-wrapper", no_argument, 0, "disable wsgi.file_wrapper feature", uwsgi_opt_true, &up.wsgi_disable_file_wrapper, 0},
{"python-version", no_argument, 0, "report python version", uwsgi_opt_pyver, NULL, UWSGI_OPT_IMMEDIATE},
{"python-raw", required_argument, 0, "load a python file for managing raw requests", uwsgi_opt_set_str, &up.raw, 0},
#if defined(PYTHREE) || defined(Py_TPFLAGS_HAVE_NEWBUFFER)
{"py-sharedarea", required_argument, 0, "create a sharedarea from a python bytearray object of the specified size", uwsgi_opt_add_string_list, &up.sharedarea, 0},
#endif
{"py-call-osafterfork", no_argument, 0, "enable child processes running cpython to trap OS signals", uwsgi_opt_true, &up.call_osafterfork, 0},
{"early-python", no_argument, 0, "load the python VM as soon as possible (useful for the fork server)", uwsgi_early_python, NULL, UWSGI_OPT_IMMEDIATE},
{"early-pyimport", required_argument, 0, "import a python module in the early phase", uwsgi_early_python_import, NULL, UWSGI_OPT_IMMEDIATE},
{"early-python-import", required_argument, 0, "import a python module in the early phase", uwsgi_early_python_import, NULL, UWSGI_OPT_IMMEDIATE},
{"early-pythonpath", required_argument, 0, "add directory (or glob) to pythonpath (immediate version)", uwsgi_opt_pythonpath, NULL, UWSGI_OPT_IMMEDIATE},
{"early-python-path", required_argument, 0, "add directory (or glob) to pythonpath (immediate version)", uwsgi_opt_pythonpath, NULL, UWSGI_OPT_IMMEDIATE},
{"python-worker-override", required_argument, 0, "override worker with the specified python script", uwsgi_opt_set_str, &up.worker_override, 0},
{"wsgi-manage-chunked-input", no_argument, 0, "manage chunked input via the wsgi.input_terminated extension", uwsgi_opt_true, &up.wsgi_manage_chunked_input, 0},
{0, 0, 0, 0, 0, 0, 0},
};
/* this routine will be called after each fork to reinitialize the various locks */
void uwsgi_python_pthread_prepare(void) {
if (!up.is_dynamically_loading_an_app)
pthread_mutex_lock(&up.lock_pyloaders);
}
void uwsgi_python_pthread_parent(void) {
if (!up.is_dynamically_loading_an_app)
pthread_mutex_unlock(&up.lock_pyloaders);
}
void uwsgi_python_pthread_child(void) {
if (!up.is_dynamically_loading_an_app)
pthread_mutex_init(&up.lock_pyloaders, NULL);
}
PyMethodDef uwsgi_spit_method[] = { {"uwsgi_spit", py_uwsgi_spit, METH_VARARGS, ""} };
PyMethodDef uwsgi_write_method[] = { {"uwsgi_write", py_uwsgi_write, METH_VARARGS, ""} };
int uwsgi_python_init() {
char *pyversion = strchr(Py_GetVersion(), '\n');
if (!pyversion) {
uwsgi_log_initial("Python version: %s\n", Py_GetVersion());
}
else {
uwsgi_log_initial("Python version: %.*s %s\n", pyversion-Py_GetVersion(), Py_GetVersion(), Py_GetCompiler()+1);
}
if (Py_IsInitialized()) {
uwsgi_log("--- Python VM already initialized ---\n");
PyGILState_Ensure();
goto ready;
}
if (up.home != NULL) {
if (!uwsgi_is_dir(up.home)) {
uwsgi_log("Python Home is not a directory: %s\n", up.home);
exit(1);
}
#ifdef PYTHREE
// check for PEP 405 virtualenv (starting from python 3.3)
char *pep405_env = uwsgi_concat2(up.home, "/pyvenv.cfg");
if (uwsgi_file_exists(pep405_env)) {
uwsgi_log("PEP 405 virtualenv detected: %s\n", up.home);
free(pep405_env);
goto pep405;
}
free(pep405_env);
// build the PYTHONHOME wchar path
wchar_t *wpyhome;
size_t len = strlen(up.home) + 1;
wpyhome = uwsgi_calloc(sizeof(wchar_t) * len );
if (!wpyhome) {
uwsgi_error("malloc()");
exit(1);
}
mbstowcs(wpyhome, up.home, len);
Py_SetPythonHome(wpyhome);
// do not free this memory !!!
//free(wpyhome);
pep405:
#else
Py_SetPythonHome(up.home);
#endif
uwsgi_log("Set PythonHome to %s\n", up.home);
}
char *program_name = up.programname;
if (!program_name) {
program_name = uwsgi.binary_path;
}
#ifdef PYTHREE
if (!up.programname) {
if (up.home) {
program_name = uwsgi_concat2(up.home, "/bin/python");
}
}
wchar_t *pname = uwsgi_calloc(sizeof(wchar_t) * (strlen(program_name)+1));
mbstowcs(pname, program_name, strlen(program_name)+1);
Py_SetProgramName(pname);
#else
Py_SetProgramName(program_name);
#endif
Py_OptimizeFlag = up.optimize;
Py_Initialize();
ready:
if (!uwsgi.has_threads) {
uwsgi_log_initial("*** Python threads support is disabled. You can enable it with --enable-threads ***\n");
}
up.wsgi_spitout = PyCFunction_New(uwsgi_spit_method, NULL);
up.wsgi_writeout = PyCFunction_New(uwsgi_write_method, NULL);
up.main_thread = PyThreadState_Get();
// by default set a fake GIL (little impact on performance)
up.gil_get = gil_fake_get;
up.gil_release = gil_fake_release;
up.swap_ts = simple_swap_ts;
up.reset_ts = simple_reset_ts;
#if defined(PYTHREE) || defined(Py_TPFLAGS_HAVE_NEWBUFFER)
struct uwsgi_string_list *usl = NULL;
uwsgi_foreach(usl, up.sharedarea) {
uint64_t len = uwsgi_n64(usl->value);
PyObject *obj = PyByteArray_FromStringAndSize(NULL, len);
char *storage = PyByteArray_AsString(obj);
Py_INCREF(obj);
struct uwsgi_sharedarea *sa = uwsgi_sharedarea_init_ptr(storage, len);
sa->obj = obj;
}
#endif
uwsgi_log_initial("Python main interpreter initialized at %p\n", up.main_thread);
return 1;
}
void uwsgi_python_reset_random_seed() {
PyObject *random_module, *random_dict, *random_seed;
// reinitialize the random seed (thanks Jonas Borgström)
random_module = PyImport_ImportModule("random");
if (random_module) {
random_dict = PyModule_GetDict(random_module);
if (random_dict) {
random_seed = PyDict_GetItemString(random_dict, "seed");
if (random_seed) {
PyObject *random_args = PyTuple_New(1);
// pass no args
PyTuple_SetItem(random_args, 0, Py_None);
PyEval_CallObject(random_seed, random_args);
if (PyErr_Occurred()) {
PyErr_Print();
}
}
}
}
}
void uwsgi_python_atexit() {
if (uwsgi.mywid == 0) goto realstuff;
// if hijacked do not run atexit hooks
if (uwsgi.workers[uwsgi.mywid].hijacked)
return;
// if busy do not run atexit hooks
if (uwsgi_worker_is_busy(uwsgi.mywid))
return;
// managing atexit in async mode is a real pain...skip it for now
if (uwsgi.async > 0)
return;
realstuff:
// this time we use this higher level function
// as this code can be executed in a signal handler
#ifdef __GNU_kFreeBSD__
return;
#endif
if (!Py_IsInitialized()) {
return;
}
// always call it
PyGILState_Ensure();
// no need to worry about freeing memory
PyObject *uwsgi_dict = get_uwsgi_pydict("uwsgi");
if (uwsgi_dict) {
PyObject *ae = PyDict_GetItemString(uwsgi_dict, "atexit");
if (ae) {
python_call(ae, PyTuple_New(0), 0, NULL);
}
}
// this part is a 1:1 copy of mod_wsgi 3.x
// it is required to fix some atexit bug with python 3
// and to shutdown useless threads complaints
PyObject *module = PyImport_ImportModule("atexit");
Py_XDECREF(module);
if (uwsgi.has_threads) {
if (!PyImport_AddModule("dummy_threading"))
PyErr_Clear();
}
// For the reasons explained in
// https://github.com/unbit/uwsgi/issues/1384, tearing down
// the interpreter can be very expensive.
if (uwsgi.skip_atexit_teardown)
return;
Py_Finalize();
}
void uwsgi_python_post_fork() {
if (uwsgi.i_am_a_spooler) {
UWSGI_GET_GIL
}
// reset python signal flags so child processes can trap signals
if (up.call_osafterfork) {
PyOS_AfterFork();
}
uwsgi_python_reset_random_seed();
// call the post_fork_hook
PyObject *uwsgi_dict = get_uwsgi_pydict("uwsgi");
if (uwsgi_dict) {
PyObject *pfh = PyDict_GetItemString(uwsgi_dict, "post_fork_hook");
if (pfh) {
python_call(pfh, PyTuple_New(0), 0, NULL);
}
}
PyErr_Clear();
if (uwsgi.mywid > 0) {
uwsgi_python_set_thread_name(0);
if (up.auto_reload) {
// spawn the reloader thread
pthread_t par_tid;
pthread_create(&par_tid, NULL, uwsgi_python_autoreloader_thread, up.main_thread->interp);
}
if (up.tracebacker) {
// spawn the tracebacker thread
pthread_t ptb_tid;
pthread_create(&ptb_tid, NULL, uwsgi_python_tracebacker_thread, NULL);
}
}
UWSGI_RELEASE_GIL
}
PyObject *uwsgi_pyimport_by_filename(char *name, char *filename) {
FILE *pyfile;
struct _node *py_file_node = NULL;
PyObject *py_compiled_node, *py_file_module;
int is_a_package = 0;
struct stat pystat;
char *real_filename = filename;
if (!uwsgi_check_scheme(filename)) {
pyfile = fopen(filename, "r");
if (!pyfile) {
uwsgi_log("failed to open python file %s\n", filename);
return NULL;
}
if (fstat(fileno(pyfile), &pystat)) {
fclose(pyfile);
uwsgi_error("fstat()");
return NULL;
}
if (S_ISDIR(pystat.st_mode)) {
is_a_package = 1;
fclose(pyfile);
real_filename = uwsgi_concat2(filename, "/__init__.py");
pyfile = fopen(real_filename, "r");
if (!pyfile) {
uwsgi_error_open(real_filename);
free(real_filename);
return NULL;
}
}
py_file_node = PyParser_SimpleParseFile(pyfile, real_filename, Py_file_input);
if (!py_file_node) {
PyErr_Print();
uwsgi_log("failed to parse file %s\n", real_filename);
if (is_a_package)
free(real_filename);
fclose(pyfile);
return NULL;
}
fclose(pyfile);
}
else {
size_t pycontent_size = 0;
char *pycontent = uwsgi_open_and_read(filename, &pycontent_size, 1, NULL);
if (pycontent) {
py_file_node = PyParser_SimpleParseString(pycontent, Py_file_input);
if (!py_file_node) {
PyErr_Print();
uwsgi_log("failed to parse url %s\n", real_filename);
return NULL;
}
}
}
py_compiled_node = (PyObject *) PyNode_Compile(py_file_node, real_filename);
if (!py_compiled_node) {
PyErr_Print();
uwsgi_log("failed to compile python file %s\n", real_filename);
return NULL;
}
if (is_a_package) {
py_file_module = PyImport_AddModule(name);
if (py_file_module) {
PyModule_AddObject(py_file_module, "__path__", Py_BuildValue("[O]", PyString_FromString(filename)));
}
free(real_filename);
}
py_file_module = PyImport_ExecCodeModule(name, py_compiled_node);
if (!py_file_module) {
PyErr_Print();
return NULL;
}
Py_DECREF(py_compiled_node);
return py_file_module;
}
void init_uwsgi_vars() {
PyObject *pysys, *pysys_dict, *pypath;
PyObject *modules = PyImport_GetModuleDict();
PyObject *tmp_module;
/* add cwd to pythonpath */
pysys = PyImport_ImportModule("sys");
if (!pysys) {
PyErr_Print();
exit(1);
}
pysys_dict = PyModule_GetDict(pysys);
#ifdef PYTHREE
// In python3, stdout / stderr was changed to be buffered (a bug according
// to many):
// - https://bugs.python.org/issue13597
// - https://bugs.python.org/issue13601
// We'll fix this by manually restore the unbuffered behaviour.
// In the case of a tty, this fix breaks readline support in interactive
// debuggers so we'll only do this in the non-tty case.
if (!Py_FdIsInteractive(stdin, NULL)) {
#ifdef HAS_NO_ERRORS_IN_PyFile_FromFd
PyObject *new_stdprint = PyFile_FromFd(2, NULL, "w", _IOLBF, NULL, NULL, 0);
#else
PyObject *new_stdprint = PyFile_FromFd(2, NULL, "w", _IOLBF, NULL, NULL, NULL, 0);
#endif
PyDict_SetItemString(pysys_dict, "stdout", new_stdprint);
PyDict_SetItemString(pysys_dict, "__stdout__", new_stdprint);
PyDict_SetItemString(pysys_dict, "stderr", new_stdprint);
PyDict_SetItemString(pysys_dict, "__stderr__", new_stdprint);
}
#endif
pypath = PyDict_GetItemString(pysys_dict, "path");
if (!pypath) {
PyErr_Print();
exit(1);
}
if (PyList_Insert(pypath, 0, UWSGI_PYFROMSTRING(".")) != 0) {
PyErr_Print();
}
struct uwsgi_string_list *uppp = up.python_path;
while(uppp) {
if (PyList_Insert(pypath, 0, UWSGI_PYFROMSTRING(uppp->value)) != 0) {
PyErr_Print();
}
else {
uwsgi_log("added %s to pythonpath.\n", uppp->value);
}
uppp = uppp->next;
}
struct uwsgi_string_list *uppma = up.pymodule_alias;
while(uppma) {
// split key=value
char *value = strchr(uppma->value, '=');
if (!value) {
uwsgi_log("invalid pymodule-alias syntax\n");
goto next;
}
value[0] = 0;
if (!strchr(value + 1, '/')) {
// this is a standard pymodule
tmp_module = PyImport_ImportModule(value + 1);
if (!tmp_module) {
PyErr_Print();
exit(1);
}
PyDict_SetItemString(modules, uppma->value, tmp_module);
}
else {
// this is a filepath that need to be mapped
tmp_module = uwsgi_pyimport_by_filename(uppma->value, value + 1);
if (!tmp_module) {
PyErr_Print();
exit(1);
}
}
uwsgi_log("mapped virtual pymodule \"%s\" to real pymodule \"%s\"\n", uppma->value, value + 1);
// reset original value
value[0] = '=';
next:
uppma = uppma->next;
}
}
PyDoc_STRVAR(uwsgi_py_doc, "uWSGI api module.");
#ifdef PYTHREE
static PyModuleDef uwsgi_module3 = {
PyModuleDef_HEAD_INIT,
"uwsgi",
uwsgi_py_doc,
-1,
NULL,
};
PyObject *init_uwsgi3(void) {
return PyModule_Create(&uwsgi_module3);
}
#endif
void init_uwsgi_embedded_module() {
PyObject *new_uwsgi_module, *zero;
int i;
if (PyType_Ready(&uwsgi_InputType) < 0) {
PyErr_Print();
uwsgi_log("could not initialize the uwsgi python module\n");
exit(1);
}
/* initialize for stats */
up.workers_tuple = PyTuple_New(uwsgi.numproc);
for (i = 0; i < uwsgi.numproc; i++) {
zero = PyDict_New();
Py_INCREF(zero);
PyTuple_SetItem(up.workers_tuple, i, zero);
}
#ifdef PYTHREE
PyImport_AppendInittab("uwsgi", init_uwsgi3);
new_uwsgi_module = PyImport_AddModule("uwsgi");
#else
new_uwsgi_module = Py_InitModule3("uwsgi", NULL, uwsgi_py_doc);
#endif
if (new_uwsgi_module == NULL) {
uwsgi_log("could not initialize the uwsgi python module\n");
exit(1);
}
Py_INCREF((PyObject *) &uwsgi_InputType);
up.embedded_dict = PyModule_GetDict(new_uwsgi_module);
if (!up.embedded_dict) {
uwsgi_log("could not get uwsgi module __dict__\n");
exit(1);
}
// just for safety
Py_INCREF(up.embedded_dict);
if (PyDict_SetItemString(up.embedded_dict, "version", PyString_FromString(UWSGI_VERSION))) {
PyErr_Print();
exit(1);
}
PyObject *uwsgi_py_version_info = PyTuple_New(5);
PyTuple_SetItem(uwsgi_py_version_info, 0, PyInt_FromLong(UWSGI_VERSION_BASE));
PyTuple_SetItem(uwsgi_py_version_info, 1, PyInt_FromLong(UWSGI_VERSION_MAJOR));
PyTuple_SetItem(uwsgi_py_version_info, 2, PyInt_FromLong(UWSGI_VERSION_MINOR));
PyTuple_SetItem(uwsgi_py_version_info, 3, PyInt_FromLong(UWSGI_VERSION_REVISION));
PyTuple_SetItem(uwsgi_py_version_info, 4, PyString_FromString(UWSGI_VERSION_CUSTOM));
if (PyDict_SetItemString(up.embedded_dict, "version_info", uwsgi_py_version_info)) {
PyErr_Print();
exit(1);
}
if (PyDict_SetItemString(up.embedded_dict, "hostname", PyString_FromStringAndSize(uwsgi.hostname, uwsgi.hostname_len))) {
PyErr_Print();
exit(1);
}
if (uwsgi.mode) {
if (PyDict_SetItemString(up.embedded_dict, "mode", PyString_FromString(uwsgi.mode))) {
PyErr_Print();
exit(1);
}
}
if (uwsgi.pidfile) {
if (PyDict_SetItemString(up.embedded_dict, "pidfile", PyString_FromString(uwsgi.pidfile))) {
PyErr_Print();
exit(1);
}
}
if (uwsgi.spoolers) {
int sc = 0;
struct uwsgi_spooler *uspool = uwsgi.spoolers;
while(uspool) { sc++; uspool = uspool->next;}
PyObject *py_spooler_tuple = PyTuple_New(sc);
uspool = uwsgi.spoolers;
sc = 0;
while(uspool) {
PyTuple_SetItem(py_spooler_tuple, sc, PyString_FromString(uspool->dir));
sc++;
uspool = uspool->next;
}
if (PyDict_SetItemString(up.embedded_dict, "spoolers", py_spooler_tuple)) {
PyErr_Print();
exit(1);
}
}
if (PyDict_SetItemString(up.embedded_dict, "SPOOL_RETRY", PyInt_FromLong(-1))) {
PyErr_Print();
exit(1);
}
if (PyDict_SetItemString(up.embedded_dict, "SPOOL_OK", PyInt_FromLong(-2))) {
PyErr_Print();
exit(1);
}
if (PyDict_SetItemString(up.embedded_dict, "SPOOL_IGNORE", PyInt_FromLong(0))) {
PyErr_Print();
exit(1);
}
if (PyDict_SetItemString(up.embedded_dict, "numproc", PyInt_FromLong(uwsgi.numproc))) {
PyErr_Print();
exit(1);
}
if (PyDict_SetItemString(up.embedded_dict, "has_threads", PyInt_FromLong(uwsgi.has_threads))) {
PyErr_Print();
exit(1);
}
if (PyDict_SetItemString(up.embedded_dict, "cores", PyInt_FromLong(uwsgi.cores))) {
PyErr_Print();
exit(1);
}
if (uwsgi.loop) {
if (PyDict_SetItemString(up.embedded_dict, "loop", PyString_FromString(uwsgi.loop))) {
PyErr_Print();
exit(1);
}
}
else {
PyDict_SetItemString(up.embedded_dict, "loop", Py_None);
}
PyObject *py_opt_dict = PyDict_New();
for (i = 0; i < uwsgi.exported_opts_cnt; i++) {
if (PyDict_Contains(py_opt_dict, PyString_FromString(uwsgi.exported_opts[i]->key))) {
PyObject *py_opt_item = PyDict_GetItemString(py_opt_dict, uwsgi.exported_opts[i]->key);
if (PyList_Check(py_opt_item)) {
if (uwsgi.exported_opts[i]->value == NULL) {
PyList_Append(py_opt_item, Py_True);
}
else {
PyList_Append(py_opt_item, PyString_FromString(uwsgi.exported_opts[i]->value));
}
}
else {
PyObject *py_opt_list = PyList_New(0);
PyList_Append(py_opt_list, py_opt_item);
if (uwsgi.exported_opts[i]->value == NULL) {
PyList_Append(py_opt_list, Py_True);
}
else {
PyList_Append(py_opt_list, PyString_FromString(uwsgi.exported_opts[i]->value));
}
PyDict_SetItemString(py_opt_dict, uwsgi.exported_opts[i]->key, py_opt_list);
}
}
else {
if (uwsgi.exported_opts[i]->value == NULL) {
PyDict_SetItemString(py_opt_dict, uwsgi.exported_opts[i]->key, Py_True);
}
else {
PyDict_SetItemString(py_opt_dict, uwsgi.exported_opts[i]->key, PyString_FromString(uwsgi.exported_opts[i]->value));
}
}
}
if (PyDict_SetItemString(up.embedded_dict, "opt", py_opt_dict)) {
PyErr_Print();
exit(1);
}
PyObject *py_sockets_list = PyList_New(0);
struct uwsgi_socket *uwsgi_sock = uwsgi.sockets;
while(uwsgi_sock) {
if (uwsgi_sock->bound) {
PyList_Append(py_sockets_list, PyInt_FromLong(uwsgi_sock->fd));
}
uwsgi_sock = uwsgi_sock->next;
}
if (PyDict_SetItemString(up.embedded_dict, "sockets", py_sockets_list)) {
PyErr_Print();
exit(1);
}
PyObject *py_magic_table = PyDict_New();
uint8_t mtk;
for (i = 0; i <= 0xff; i++) {
// a bit of magic :P
mtk = i;
if (uwsgi.magic_table[i]) {
if (uwsgi.magic_table[i][0] != 0) {
PyDict_SetItem(py_magic_table, PyString_FromStringAndSize((char *) &mtk, 1), PyString_FromString(uwsgi.magic_table[i]));
}
}
}
if (PyDict_SetItemString(up.embedded_dict, "magic_table", py_magic_table)) {
PyErr_Print();
exit(1);
}
#ifdef UNBIT
if (PyDict_SetItemString(up.embedded_dict, "unbit", Py_True)) {
#else
if (PyDict_SetItemString(up.embedded_dict, "unbit", Py_None)) {
#endif
PyErr_Print();
exit(1);
}
if (PyDict_SetItemString(up.embedded_dict, "buffer_size", PyInt_FromLong(uwsgi.buffer_size))) {
PyErr_Print();
exit(1);
}
if (PyDict_SetItemString(up.embedded_dict, "started_on", PyInt_FromLong(uwsgi.start_tv.tv_sec))) {
PyErr_Print();
exit(1);
}
if (PyDict_SetItemString(up.embedded_dict, "start_response", up.wsgi_spitout)) {
PyErr_Print();
exit(1);
}
if (PyDict_SetItemString(up.embedded_dict, "applications", Py_None)) {
PyErr_Print();
exit(1);
}
if (uwsgi.is_a_reload) {
if (PyDict_SetItemString(up.embedded_dict, "is_a_reload", Py_True)) {
PyErr_Print();
exit(1);
}
}
else {
if (PyDict_SetItemString(up.embedded_dict, "is_a_reload", Py_False)) {
PyErr_Print();
exit(1);
}
}
init_uwsgi_module_advanced(new_uwsgi_module);
if (uwsgi.spoolers) {
init_uwsgi_module_spooler(new_uwsgi_module);
}
if (uwsgi.sharedareas) {
init_uwsgi_module_sharedarea(new_uwsgi_module);
}
init_uwsgi_module_cache(new_uwsgi_module);
if (uwsgi.queue_size > 0) {
init_uwsgi_module_queue(new_uwsgi_module);
}
if (uwsgi.snmp) {
init_uwsgi_module_snmp(new_uwsgi_module);
}
if (up.extension) {
up.extension();
}
}
int uwsgi_python_magic(char *mountpoint, char *lazy) {
char *qc = strchr(lazy, ':');
if (qc) {
qc[0] = 0;
up.callable = qc + 1;
}
if (!strcmp(lazy + strlen(lazy) - 3, ".py")) {
up.file_config = lazy;
return 1;
}
else if (!strcmp(lazy + strlen(lazy) - 5, ".wsgi")) {
up.file_config = lazy;
return 1;
}
else if (qc && strchr(lazy, '.')) {
up.wsgi_config = lazy;
return 1;
}
// reset lazy
if (qc) {
qc[0] = ':';
}
return 0;
}
int uwsgi_python_mount_app(char *mountpoint, char *app) {
int id;
if (strchr(app, ':') || uwsgi_endswith(app, ".py") || uwsgi_endswith(app, ".wsgi")) {
uwsgi.wsgi_req->appid = mountpoint;
uwsgi.wsgi_req->appid_len = strlen(mountpoint);
// lazy ?
if (uwsgi.mywid > 0) UWSGI_GET_GIL
if (uwsgi.single_interpreter) {
id = init_uwsgi_app(LOADER_MOUNT, app, uwsgi.wsgi_req, up.main_thread, PYTHON_APP_TYPE_WSGI);
}
else {
id = init_uwsgi_app(LOADER_MOUNT, app, uwsgi.wsgi_req, NULL, PYTHON_APP_TYPE_WSGI);
}
// lazy ?
if (uwsgi.mywid > 0) UWSGI_RELEASE_GIL
return id;
}
return -1;