PyObject *uwsgi_pyimport_by_filename(char *name, char *filename) {
#ifdef UWSGI_PYPY
uwsgi_log("import by filename is currently not supported on PyPy !!!\n");
return NULL;
#else
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)) {
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 {
int 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;
#endif
}
void uwsgi_ini_config(char *file, char *magic_table[]) {
size_t len = 0;
char *ini;
char *ini_line;
char *section = "";
char *key;
char *val;
int lines = 1;
char *section_asked = "uwsgi";
char *colon;
if (uwsgi_check_scheme(file)) {
colon = uwsgi_get_last_char(file, '/');
colon = uwsgi_get_last_char(colon, ':');
}
else {
colon = uwsgi_get_last_char(file, ':');
}
if (colon) {
colon[0] = 0;
if (colon[1] != 0) {
section_asked = colon + 1;
}
}
if (file[0] != 0) {
uwsgi_log_initial("[uWSGI] getting INI configuration from %s\n", file);
}
ini = uwsgi_open_and_read(file, &len, 1, magic_table);
while (len) {
ini_line = ini_get_line(ini, len);
if (ini_line == NULL) {
break;
}
lines++;
// skip empty line
key = ini_lstrip(ini);
ini_rstrip(key);
if (key[0] != 0) {
if (key[0] == '[') {
section = key + 1;
section[strlen(section) - 1] = 0;
}
else if (key[0] == ';' || key[0] == '#') {
// this is a comment
}
else {
// val is always valid, but (obviously) can be ignored
val = ini_get_key(key);
if (!strcmp(section, section_asked)) {
ini_rstrip(key);
val = ini_lstrip(val);
ini_rstrip(val);
add_exported_option((char *) key, val, 0);
}
}
}
len -= (ini_line - ini);
ini += (ini_line - ini);
}
if (colon) {
colon[0] = ':';
}
}
void uwsgi_yaml_config(char *file, char *magic_table[]) {
int len = 0;
char *yaml;
int in_uwsgi_section = 0;
char *key = NULL;
char *val = NULL;
char *section_asked = "uwsgi";
char *colon;
if (uwsgi_check_scheme(file)) {
colon = uwsgi_get_last_char(file, '/');
colon = uwsgi_get_last_char(colon, ':');
}
else {
colon = uwsgi_get_last_char(file, ':');
}
if (colon) {
colon[0] = 0;
if (colon[1] != 0) {
section_asked = colon + 1;
}
}
uwsgi_log("[uWSGI] getting YAML configuration from %s\n", file);
yaml = uwsgi_open_and_read(file, &len, 1, magic_table);
#ifdef UWSGI_LIBYAML
yaml_parser_t parser;
yaml_token_t token;
int status = 0;
int parsing = 1;
if (!yaml_parser_initialize(&parser)) {
uwsgi_log("unable to initialize YAML parser (libyaml)\n");
exit(1);
}
yaml_parser_set_input_string(&parser, (const unsigned char *) yaml, (size_t) len - 1);
while (parsing) {
if (!yaml_parser_scan(&parser, &token)) {
uwsgi_log("error parsing YAML file: %s (%c)\n", parser.problem, yaml[parser.problem_offset]);
exit(1);
}
switch (token.type) {
case YAML_STREAM_END_TOKEN:
parsing = 0;
break;
case YAML_KEY_TOKEN:
status = 1;
break;
case YAML_VALUE_TOKEN:
status = 2;
break;
case YAML_FLOW_SEQUENCE_START_TOKEN:
case YAML_BLOCK_SEQUENCE_START_TOKEN:
status = 3;
break;
case YAML_BLOCK_MAPPING_START_TOKEN:
if (!in_uwsgi_section) {
if (key) {
if (!strcmp(section_asked, key)) {
in_uwsgi_section = 1;
}
}
}
break;
case YAML_BLOCK_END_TOKEN:
if (in_uwsgi_section) {
parsing = 0;
break;
}
break;
case YAML_SCALAR_TOKEN:
case YAML_FLOW_ENTRY_TOKEN:
case YAML_BLOCK_ENTRY_TOKEN:
if (status == 1) {
key = (char *) token.data.scalar.value;
}
else if (status == 2) {
val = (char *) token.data.scalar.value;
if (key && val && in_uwsgi_section) {
add_exported_option(key, val, 0);
}
status = 0;
}
else if (status == 3) {
val = (char *) token.data.scalar.value;
if (key && val && in_uwsgi_section) {
add_exported_option(key, val, 0);
}
}
else {
uwsgi_log("unsupported YAML token in %s block\n", section_asked);
parsing = 0;
break;
}
break;
default:
status = 0;
}
}
#else
int depth;
int current_depth = 0;
int lines = 1;
char *yaml_line;
char *section = "";
while (len) {
yaml_line = yaml_get_line(yaml, len);
if (yaml_line == NULL) {
break;
}
lines++;
// skip empty line
if (yaml[0] == 0)
goto next;
depth = yaml_get_depth(yaml);
if (depth <= current_depth) {
current_depth = depth;
// end the parsing cycle
if (in_uwsgi_section)
return;
}
else if (depth > current_depth && !in_uwsgi_section) {
goto next;
}
key = yaml_lstrip(yaml);
// skip empty line
if (key[0] == 0)
goto next;
// skip list and {} defined dict
if (key[0] == '-' || key[0] == '[' || key[0] == '{') {
if (in_uwsgi_section)
return;
goto next;
}
if (!in_uwsgi_section) {
section = strchr(key, ':');
if (!section)
goto next;
section[0] = 0;
if (!strcmp(key, section_asked)) {
in_uwsgi_section = 1;
}
}
else {
// get dict value
val = strstr(key, ": ");
if (!val) {
val = strstr(key, ":\t");
}
if (!val)
return;
// get the right key
val[0] = 0;
// yeah overengeneering....
yaml_rstrip(key);
val = yaml_lstrip(val + 2);
yaml_rstrip(val);
//uwsgi_log("YAML: %s = %s\n", key, val);
add_exported_option((char *) key, val, 0);
}
next:
len -= (yaml_line - yaml);
yaml += (yaml_line - yaml);
}
#endif
}
void uwsgi_json_config(char *file, char *magic_table[]) {
size_t len = 0;
char *json_data;
const char *key;
json_t *root;
json_error_t error;
json_t *config;
json_t *config_value, *config_array_item;
void *config_iter;
char *object_asked = "uwsgi";
char *colon;
int i;
if (uwsgi_check_scheme(file)) {
colon = uwsgi_get_last_char(file, '/');
colon = uwsgi_get_last_char(colon, ':');
}
else {
colon = uwsgi_get_last_char(file, ':');
}
if (colon) {
colon[0] = 0;
if (colon[1] != 0) {
object_asked = colon + 1;
}
}
uwsgi_log_initial("[uWSGI] getting JSON configuration from %s\n", file);
json_data = uwsgi_open_and_read(file, &len, 1, magic_table);
#ifdef JANSSON_MAJOR_VERSION
root = json_loads(json_data, 0, &error);
#else
root = json_loads(json_data, &error);
#endif
if (!root) {
uwsgi_log("error parsing JSON data: line %d %s\n", error.line, error.text);
exit(1);
}
config = json_object_get(root, object_asked);
if (!json_is_object(config)) {
uwsgi_log("you must define a object named %s in your JSON data\n", object_asked);
exit(1);
}
config_iter = json_object_iter(config);
while (config_iter) {
key = json_object_iter_key(config_iter);
config_value = json_object_iter_value(config_iter);
if (json_is_string(config_value)) {
add_exported_option((char *) key, (char *) json_string_value(config_value), 0);
}
else if (json_is_true(config_value)) {
add_exported_option((char *) key, strdup("1"), 0);
}
else if (json_is_false(config_value) || json_is_null(config_value)) {
add_exported_option((char *) key, strdup("0"), 0);
}
else if (json_is_integer(config_value)) {
add_exported_option((char *) key, uwsgi_num2str(json_integer_value(config_value)), 0);
}
else if (json_is_array(config_value)) {
for (i = 0; i < (int) json_array_size(config_value); i++) {
config_array_item = json_array_get(config_value, i);
if (json_is_string(config_array_item)) {
add_exported_option((char *) key, (char *) json_string_value(config_array_item), 0);
}
else if (json_is_true(config_array_item)) {
add_exported_option((char *) key, strdup("1"), 0);
}
else if (json_is_false(config_array_item) || json_is_null(config_array_item)) {
add_exported_option((char *) key, strdup("0"), 0);
}
else if (json_is_integer(config_array_item)) {
add_exported_option((char *) key, uwsgi_num2str(json_integer_value(config_array_item)), 0);
}
}
}
config_iter = json_object_iter_next(config, config_iter);
}
if (colon) colon[0] = ':';
}