/*
* Validate file access. Since we have no uid or gid, for now require
* file to exist and be publicly readable/writable.
* If we were invoked with arguments from inetd then the file must also
* be in one of the given directory prefixes. Note also, full path name
* must be given as we have no login directory.
*/
int validate_access( Client *cl, char *file ) {
struct stat stbuf;
/*
* Prevent tricksters from getting around the directory restrictions
*/
if (strstr(file, "/../")) {
errstr = "\"..\" in path";
return (EACCESS);
}
if (strstr(file, "../")) {
errstr = "..\" in path";
return (EACCESS);
}
if (stat(file, &stbuf) < 0) {
if (errno == ENOENT) {
if (read_dynamic_file( cl->sin.sin_addr.s_addr,
(u_int32_t *) &(cl->fnum), (u_int32_t *) &(cl->maxb) )) {
errno = 0;
cl->dynam = 1;
return 0;
}
}
errstr = strerror(errno);
return (errno == ENOENT ? ENOTFOUND : EACCESS);
}
if ((stbuf.st_mode & S_IFMT) != S_IFREG) {
errstr = "not a regular file";
return (ENOTFOUND);
}
if ((stbuf.st_mode & S_IROTH) == 0) {
errstr = "not readable";
return (EACCESS);
}
if ( read_static_file( file, (u_int32_t *) &(cl->fnum), (u_int32_t *) &(cl->maxb) ) != 0 ) {
return( EACCESS );
}
return 0;
}
int main(int argc, char* argv[]) {
// Parse any command-line options.
namespace po = boost::program_options;
po::options_description desc("Allowed options");
desc.add_options()
("help", "show help")
("debug-httpd", po::value<bool>(&mp3d_debug_httpd), "show httpd debug output")
("root", po::value<std::string>(&mp3d_music_root), "root of file system mp3 tree")
("port", po::value<int>(&mp3d_port), "httpd port number")
;
po::variables_map args;
po::store(po::parse_command_line(argc, argv, desc), args);
po::notify(args);
if (args.count("help")) {
std::cout << desc << std::endl;
return 1;
}
// Index all the mp3s.
Paths paths;
find_mp3_files(mp3d_music_root, paths);
std::cerr << ".mp3 files found: " << paths.size() << std::endl;
int old_percentage = -1;
size_t id = 0;
for (Paths::const_iterator it = paths.begin(); it != paths.end(); ++it) {
Mp3Info mp3;
mp3.filename = (*it).string();
const ID3_Tag tag(mp3.filename.c_str());
ID3_Tag::ConstIterator* it = tag.CreateIterator();
for (size_t i = 0; i < tag.NumFrames(); ++i) {
const ID3_Frame* frame = it->GetNext();
if (frame != 0) {
std::string* dst;
switch (frame->GetID()) {
case ID3FID_ALBUM: dst = &mp3.album; break;
case ID3FID_LEADARTIST: dst = &mp3.artist; break;
case ID3FID_TITLE: dst = &mp3.title; break;
default: continue;
}
char* text = ID3_GetString(frame, ID3FN_TEXT);
dst->assign(text);
ID3_FreeString(text);
}
}
// FIXME: maybe a hash, to enable bookmarks?
mp3.id = id++;
all_mp3s.push_back(mp3);
// Show progress. Not really useful when we're not debugging.
// FIXME: start the web server straight away, and say "Indexing..." there.
const int new_percentage = (100*all_mp3s.size())/paths.size();
if (new_percentage != old_percentage) {
std::cout << "\rScanned: " << new_percentage << "%" << std::flush;
old_percentage = new_percentage;
}
}
std::cout << "\r.mp3 files scanned: " << all_mp3s.size() << std::endl;
// Set up the static files we need to serve.
read_static_file("/static/add.png",
"/usr/share/icons/gnome/16x16/actions/gtk-add.png");
read_static_file("/static/play.png",
"/usr/share/icons/gnome/16x16/actions/gtk-media-play-ltr.png");
read_static_file("/static/remove.png",
"/usr/share/icons/gnome/16x16/actions/gtk-remove.png");
static_file_map["/static/site.css"] = make_css();
// Start the mp3 player thread.
boost::thread mp3_player_thread(mp3_play_loop);
// Start the HTTP server.
std::cerr << "Starting HTTP server on port " << mp3d_port << "..." << std::endl;
const int mhd_flags = MHD_USE_SELECT_INTERNALLY;
MHD_Daemon* daemon = MHD_start_daemon(mhd_flags, mp3d_port, 0, 0, &handle_request, 0, MHD_OPTION_END);
if (daemon == 0) {
fail("MHD_start_daemon failed!");
}
getchar(); // Wait for the user to hit enter.
MHD_stop_daemon(daemon);
//mp3_player_thread.join();
return 0;
}
