forked from cory/tildefriends
82 lines
2.2 KiB
C
82 lines
2.2 KiB
C
|
#include <inttypes.h>
|
||
|
|
#include <stdio.h>
|
||
|
|
#include <stdlib.h>
|
||
|
|
#include <string.h>
|
||
|
|
#include <uv.h>
|
||
|
|
|
||
|
|
uv_loop_t *loop;
|
||
|
|
uv_process_t child_req;
|
||
|
|
uv_process_options_t options;
|
||
|
|
|
||
|
|
void cleanup_handles(uv_process_t *req, int64_t exit_status, int term_signal) {
|
||
|
|
fprintf(stderr, "Process exited with status %" PRId64 ", signal %d\n", exit_status, term_signal);
|
||
|
|
uv_close((uv_handle_t*) req->data, NULL);
|
||
|
|
uv_close((uv_handle_t*) req, NULL);
|
||
|
|
}
|
||
|
|
|
||
|
|
void invoke_cgi_script(uv_tcp_t *client) {
|
||
|
|
size_t size = 500;
|
||
|
|
char path[size];
|
||
|
|
uv_exepath(path, &size);
|
||
|
|
strcpy(path + (strlen(path) - strlen("cgi")), "tick");
|
||
|
|
|
||
|
|
char* args[2];
|
||
|
|
args[0] = path;
|
||
|
|
args[1] = NULL;
|
||
|
|
|
||
|
|
/* ... finding the executable path and setting up arguments ... */
|
||
|
|
|
||
|
|
options.stdio_count = 3;
|
||
|
|
uv_stdio_container_t child_stdio[3];
|
||
|
|
child_stdio[0].flags = UV_IGNORE;
|
||
|
|
child_stdio[1].flags = UV_INHERIT_STREAM;
|
||
|
|
child_stdio[1].data.stream = (uv_stream_t*) client;
|
||
|
|
child_stdio[2].flags = UV_IGNORE;
|
||
|
|
options.stdio = child_stdio;
|
||
|
|
|
||
|
|
options.exit_cb = cleanup_handles;
|
||
|
|
options.file = args[0];
|
||
|
|
options.args = args;
|
||
|
|
|
||
|
|
// Set this so we can close the socket after the child process exits.
|
||
|
|
child_req.data = (void*) client;
|
||
|
|
int r;
|
||
|
|
if ((r = uv_spawn(loop, &child_req, &options))) {
|
||
|
|
fprintf(stderr, "%s\n", uv_strerror(r));
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void on_new_connection(uv_stream_t *server, int status) {
|
||
|
|
if (status == -1) {
|
||
|
|
// error!
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
uv_tcp_t *client = (uv_tcp_t*) malloc(sizeof(uv_tcp_t));
|
||
|
|
uv_tcp_init(loop, client);
|
||
|
|
if (uv_accept(server, (uv_stream_t*) client) == 0) {
|
||
|
|
invoke_cgi_script(client);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
uv_close((uv_handle_t*) client, NULL);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
int main() {
|
||
|
|
loop = uv_default_loop();
|
||
|
|
|
||
|
|
uv_tcp_t server;
|
||
|
|
uv_tcp_init(loop, &server);
|
||
|
|
|
||
|
|
struct sockaddr_in bind_addr;
|
||
|
|
uv_ip4_addr("0.0.0.0", 7000, &bind_addr);
|
||
|
|
uv_tcp_bind(&server, (const struct sockaddr *)&bind_addr, 0);
|
||
|
|
int r = uv_listen((uv_stream_t*) &server, 128, on_new_connection);
|
||
|
|
if (r) {
|
||
|
|
fprintf(stderr, "Listen error %s\n", uv_err_name(r));
|
||
|
|
return 1;
|
||
|
|
}
|
||
|
|
return uv_run(loop, UV_RUN_DEFAULT);
|
||
|
|
}
|