void stats_transform_xslt(client_t *client, char *xslpath)
{
xmlDocPtr doc;
stats_get_xml(&doc);
xslt_transform(doc, xslpath, client);
xmlFreeDoc(doc);
}
static void command_stats(client_t *client, const char *mount, int response) {
xmlDocPtr doc;
DEBUG0("Stats request, sending xml stats");
stats_get_xml(&doc, 1, mount);
admin_send_response(doc, client, response, STATS_TRANSFORMED_REQUEST);
xmlFreeDoc(doc);
return;
}
static int command_shoutcast_metadata (client_t *client, source_t *source)
{
const char *action;
const char *value;
int same_ip = 1;
if (COMMAND_REQUIRE(client, "mode", action) < 0)
{
thread_mutex_unlock (&source->lock);
return client_send_400 (client, "missing arg, mode");
}
if ((source->flags & SOURCE_SHOUTCAST_COMPAT) == 0)
{
thread_mutex_unlock (&source->lock);
ERROR0 ("illegal request on non-shoutcast compatible stream");
return client_send_400 (client, "Not a shoutcast compatible stream");
}
if (strcmp (action, "updinfo") == 0)
{
DEBUG0("Got shoutcast metadata update request");
if (COMMAND_REQUIRE (client, "song", value) < 0)
{
thread_mutex_unlock (&source->lock);
return client_send_400 (client, "missing arg, song");
}
if (source->client && strcmp (client->connection.ip, source->client->connection.ip) != 0)
if (connection_check_admin_pass (client->parser) == 0)
same_ip = 0;
if (same_ip && source->format && source->format->set_tag)
{
httpp_set_query_param (client->parser, "mount", client->server_conn->shoutcast_mount);
source->format->set_tag (source->format, "title", value, NULL);
source->format->set_tag (source->format, NULL, NULL, NULL);
DEBUG2("Metadata on mountpoint %s changed to \"%s\"", source->mount, value);
thread_mutex_unlock (&source->lock);
return html_success(client, "Metadata update successful");
}
thread_mutex_unlock (&source->lock);
return client_send_400 (client, "mountpoint will not accept URL updates");
}
if (strcmp (action, "viewxml") == 0)
{
xmlDocPtr doc;
DEBUG0("Got shoutcast viewxml request");
thread_mutex_unlock (&source->lock);
doc = stats_get_xml (STATS_ALL, source->mount);
return admin_send_response (doc, client, XSLT, "viewxml.xsl");
}
thread_mutex_unlock (&source->lock);
return client_send_400 (client, "No such action");
}
void stats_transform_xslt(client_t *client, const char *uri)
{
xmlDocPtr doc;
char *xslpath = util_get_path_from_normalised_uri (uri);
stats_get_xml(&doc, 0);
xslt_transform(doc, xslpath, client);
xmlFreeDoc(doc);
free (xslpath);
}
void stats_transform_xslt(client_t *client, const char *uri)
{
xmlDocPtr doc;
char *xslpath = util_get_path_from_normalised_uri(uri);
const char *mount = httpp_get_query_param(client->parser, "mount");
doc = stats_get_xml(0, mount, client->mode);
xslt_transform(doc, xslpath, client);
xmlFreeDoc(doc);
free(xslpath);
}
/* catch all function for admin requests. If file has xsl extension then
* transform it using the available stats, else send the XML tree of the
* stats
*/
static int command_stats (client_t *client, const char *filename)
{
admin_response_type response = RAW;
const char *show_mount = NULL;
xmlDocPtr doc;
if (filename)
if (util_check_valid_extension (filename) == XSLT_CONTENT)
response = XSLT;
show_mount = httpp_get_query_param (client->parser, "mount");
doc = stats_get_xml (STATS_ALL, show_mount);
return admin_send_response (doc, client, response, filename);
}
int stats_transform_xslt (client_t *client, const char *uri)
{
xmlDocPtr doc;
char *xslpath = util_get_path_from_normalised_uri (uri, 0);
const char *mount = httpp_get_query_param (client->parser, "mount");
int ret;
if (mount == NULL && client->server_conn->shoutcast_mount && strcmp (uri, "/7.xsl") == 0)
mount = client->server_conn->shoutcast_mount;
doc = stats_get_xml (STATS_PUBLIC, mount);
ret = xslt_transform (doc, xslpath, client);
xmlFreeDoc(doc);
free (xslpath);
return ret;
}
/* client has requested a file, so check for it and send the file. Do not
* refer to the client_t afterwards. return 0 for success, -1 on error.
*/
int fserve_client_create (client_t *httpclient, const char *path)
{
struct stat file_buf;
char *fullpath;
int m3u_requested = 0, m3u_file_available = 1;
int xspf_requested = 0, xspf_file_available = 1;
int ret = -1;
ice_config_t *config;
fbinfo finfo;
char fsize[20];
fullpath = util_get_path_from_normalised_uri (path, 0);
DEBUG2 ("checking for file %s (%s)", path, fullpath);
if (strcmp (util_get_extension (fullpath), "m3u") == 0)
m3u_requested = 1;
if (strcmp (util_get_extension (fullpath), "xspf") == 0)
xspf_requested = 1;
/* check for the actual file */
if (stat (fullpath, &file_buf) != 0)
{
/* the m3u can be generated, but send an m3u file if available */
if (m3u_requested == 0 && xspf_requested == 0)
{
if (redirect_client (path, httpclient) == 0)
{
if ((httpclient->flags & CLIENT_SKIP_ACCESSLOG) == 0)
WARN2 ("req for file \"%s\" %s", fullpath, strerror (errno));
ret = client_send_404 (httpclient, "The file you requested could not be found");
}
free (fullpath);
return ret;
}
m3u_file_available = 0;
xspf_file_available = 0;
}
client_set_queue (httpclient, NULL);
httpclient->refbuf = refbuf_new (4096);
if (m3u_requested && m3u_file_available == 0)
{
const char *host = httpp_getvar (httpclient->parser, "host"),
*args = httpp_getvar (httpclient->parser, HTTPP_VAR_QUERYARGS),
*at = "", *user = "", *pass ="";
char *sourceuri = strdup (path);
char *dot = strrchr (sourceuri, '.');
char *protocol = "http";
const char *agent = httpp_getvar (httpclient->parser, "user-agent");
int x;
char scratch[1000];
if (agent)
{
if (strstr (agent, "QTS") || strstr (agent, "QuickTime"))
protocol = "icy";
}
/* at least a couple of players (fb2k/winamp) are reported to send a
* host header but without the port number. So if we are missing the
* port then lets treat it as if no host line was sent */
if (host && strchr (host, ':') == NULL)
host = NULL;
*dot = 0;
if (httpclient->username && httpclient->password)
{
at = "@";
user = httpclient->username;
pass = httpclient->password;
}
httpclient->respcode = 200;
if (host == NULL)
{
config = config_get_config();
x = snprintf (scratch, sizeof scratch,
"%s://%s%s%s%s%s:%d%s%s\r\n",
protocol,
user, at[0]?":":"", pass, at,
config->hostname, config->port,
sourceuri,
args?args:"");
config_release_config();
}
else
{
x = snprintf (scratch, sizeof scratch,
"%s://%s%s%s%s%s%s%s\r\n",
protocol,
user, at[0]?":":"", pass, at,
host,
sourceuri,
args?args:"");
}
snprintf (httpclient->refbuf->data, BUFSIZE,
"HTTP/1.0 200 OK\r\n"
"Content-Length: %d\r\n"
"%s\r\n"
"Content-Type: audio/x-mpegurl\r\n\r\n%s",
x, client_keepalive_header (httpclient), scratch);
httpclient->refbuf->len = strlen (httpclient->refbuf->data);
free (sourceuri);
free (fullpath);
return fserve_setup_client_fb (httpclient, NULL);
}
if (xspf_requested && xspf_file_available == 0)
{
xmlDocPtr doc;
char *reference = strdup (path);
char *eol = strrchr (reference, '.');
if (eol)
*eol = '\0';
doc = stats_get_xml (0, reference);
free (reference);
free (fullpath);
return admin_send_response (doc, httpclient, XSLT, "xspf.xsl");
}
/* on demand file serving check */
config = config_get_config();
if (config->fileserve == 0)
{
config_release_config();
DEBUG1 ("on demand file \"%s\" refused", fullpath);
free (fullpath);
return client_send_404 (httpclient, "The file you requested could not be found");
}
config_release_config();
if (S_ISREG (file_buf.st_mode) == 0)
{
WARN1 ("found requested file but there is no handler for it: %s", fullpath);
free (fullpath);
return client_send_404 (httpclient, "The file you requested could not be found");
}
free (fullpath);
finfo.flags = 0;
finfo.mount = (char *)path;
finfo.fallback = NULL;
finfo.limit = 0;
finfo.type = FORMAT_TYPE_UNDEFINED;
snprintf (fsize, 20, "%" PRId64, (int64_t)file_buf.st_size);
httpp_setvar (httpclient->parser, "__FILESIZE", fsize);
stats_event_inc (NULL, "file_connections");
return fserve_setup_client_fb (httpclient, &finfo);
}
/* client has requested a file, so check for it and send the file. Do not
* refer to the client_t afterwards. return 0 for success, -1 on error.
*/
int fserve_client_create (client_t *httpclient)
{
int bytes;
struct stat file_buf;
const char *range = NULL;
off_t new_content_len = 0;
off_t rangenumber = 0, content_length;
int rangeproblem = 0;
int ret = 0;
char *fullpath;
int m3u_requested = 0, m3u_file_available = 1;
const char * xslt_playlist_requested = NULL;
int xslt_playlist_file_available = 1;
ice_config_t *config;
FILE *file;
fullpath = util_get_path_from_normalised_uri(httpclient->uri);
ICECAST_LOG_INFO("checking for file %H (%H)", httpclient->uri, fullpath);
if (strcmp (util_get_extension (fullpath), "m3u") == 0)
m3u_requested = 1;
if (strcmp (util_get_extension (fullpath), "xspf") == 0)
xslt_playlist_requested = "xspf.xsl";
if (strcmp (util_get_extension (fullpath), "vclt") == 0)
xslt_playlist_requested = "vclt.xsl";
/* check for the actual file */
if (stat (fullpath, &file_buf) != 0)
{
/* the m3u can be generated, but send an m3u file if available */
if (m3u_requested == 0 && xslt_playlist_requested == NULL)
{
ICECAST_LOG_WARN("req for file \"%H\" %s", fullpath, strerror (errno));
client_send_error_by_id(httpclient, ICECAST_ERROR_FSERV_FILE_NOT_FOUND);
free (fullpath);
return -1;
}
m3u_file_available = 0;
xslt_playlist_file_available = 0;
}
httpclient->refbuf->len = PER_CLIENT_REFBUF_SIZE;
if (m3u_requested && m3u_file_available == 0)
{
char *sourceuri = strdup(httpclient->uri);
char *dot = strrchr(sourceuri, '.');
*dot = 0;
httpclient->respcode = 200;
ret = util_http_build_header (httpclient->refbuf->data, BUFSIZE, 0,
0, 200, NULL,
"audio/x-mpegurl", NULL, "", NULL, httpclient);
if (ret == -1 || ret >= (BUFSIZE - 512)) { /* we want at least 512 bytes left for the content of the playlist */
ICECAST_LOG_ERROR("Dropping client as we can not build response headers.");
client_send_error_by_id(httpclient, ICECAST_ERROR_GEN_HEADER_GEN_FAILED);
free(sourceuri);
return -1;
}
client_get_baseurl(httpclient, NULL, httpclient->refbuf->data + ret, BUFSIZE - ret, NULL, NULL, NULL, sourceuri, "\r\n");
httpclient->refbuf->len = strlen (httpclient->refbuf->data);
fserve_add_client (httpclient, NULL);
free (sourceuri);
free (fullpath);
return 0;
}
if (xslt_playlist_requested && xslt_playlist_file_available == 0)
{
xmlDocPtr doc;
char *reference = strdup(httpclient->uri);
char *eol = strrchr (reference, '.');
if (eol)
*eol = '\0';
doc = stats_get_xml (0, reference, httpclient);
free (reference);
admin_send_response (doc, httpclient, ADMIN_FORMAT_HTML, xslt_playlist_requested);
xmlFreeDoc(doc);
free (fullpath);
return 0;
}
/* on demand file serving check */
config = config_get_config();
if (config->fileserve == 0)
{
ICECAST_LOG_DEBUG("on demand file \"%H\" refused. Serving static files has been disabled in the config", fullpath);
client_send_error_by_id(httpclient, ICECAST_ERROR_FSERV_FILE_NOT_FOUND);
config_release_config();
free(fullpath);
return -1;
}
config_release_config();
if (S_ISREG (file_buf.st_mode) == 0)
{
client_send_error_by_id(httpclient, ICECAST_ERROR_FSERV_FILE_NOT_FOUND);
ICECAST_LOG_WARN("found requested file but there is no handler for it: %H", fullpath);
free (fullpath);
return -1;
}
file = fopen (fullpath, "rb");
if (file == NULL)
{
ICECAST_LOG_WARN("Problem accessing file \"%H\"", fullpath);
client_send_error_by_id(httpclient, ICECAST_ERROR_FSERV_FILE_NOT_READABLE);
free (fullpath);
return -1;
}
free (fullpath);
content_length = file_buf.st_size;
range = httpp_getvar (httpclient->parser, "range");
/* full http range handling is currently not done but we deal with the common case */
if (range != NULL) {
ret = 0;
if (strncasecmp (range, "bytes=", 6) == 0)
ret = sscanf (range+6, "%" SCN_OFF_T "-", &rangenumber);
if (ret != 1) {
/* format not correct, so lets just assume
we start from the beginning */
rangeproblem = 1;
}
if (rangenumber < 0) {
rangeproblem = 1;
}
if (!rangeproblem) {
ret = fseeko (file, rangenumber, SEEK_SET);
if (ret != -1) {
new_content_len = content_length - rangenumber;
if (new_content_len < 0) {
rangeproblem = 1;
}
}
else {
rangeproblem = 1;
}
if (!rangeproblem) {
off_t endpos = rangenumber+new_content_len-1;
char *type;
if (endpos < 0) {
endpos = 0;
}
httpclient->respcode = 206;
type = fserve_content_type(httpclient->uri);
bytes = util_http_build_header (httpclient->refbuf->data, BUFSIZE, 0,
0, 206, NULL,
type, NULL,
NULL, NULL, httpclient);
if (bytes == -1 || bytes >= (BUFSIZE - 512)) { /* we want at least 512 bytes left */
ICECAST_LOG_ERROR("Dropping client as we can not build response headers.");
client_send_error_by_id(httpclient, ICECAST_ERROR_GEN_HEADER_GEN_FAILED);
return -1;
}
bytes += snprintf (httpclient->refbuf->data + bytes, BUFSIZE - bytes,
"Accept-Ranges: bytes\r\n"
"Content-Length: %" PRI_OFF_T "\r\n"
"Content-Range: bytes %" PRI_OFF_T \
"-%" PRI_OFF_T "/%" PRI_OFF_T "\r\n\r\n",
new_content_len,
rangenumber,
endpos,
content_length);
free (type);
}
else {
goto fail;
}
}
else {
goto fail;
}
}
else {
char *type = fserve_content_type(httpclient->uri);
httpclient->respcode = 200;
bytes = util_http_build_header (httpclient->refbuf->data, BUFSIZE, 0,
0, 200, NULL,
type, NULL,
NULL, NULL, httpclient);
if (bytes == -1 || bytes >= (BUFSIZE - 512)) { /* we want at least 512 bytes left */
ICECAST_LOG_ERROR("Dropping client as we can not build response headers.");
client_send_error_by_id(httpclient, ICECAST_ERROR_GEN_HEADER_GEN_FAILED);
fclose(file);
return -1;
}
bytes += snprintf (httpclient->refbuf->data + bytes, BUFSIZE - bytes,
"Accept-Ranges: bytes\r\n"
"Content-Length: %" PRI_OFF_T "\r\n\r\n",
content_length);
free (type);
}
httpclient->refbuf->len = bytes;
httpclient->pos = 0;
stats_event_inc (NULL, "file_connections");
fserve_add_client (httpclient, file);
return 0;
fail:
fclose (file);
client_send_error_by_id(httpclient, ICECAST_ERROR_FSERV_REQUEST_RANGE_NOT_SATISFIABLE);
return -1;
}
/* client has requested a file, so check for it and send the file. Do not
* refer to the client_t afterwards. return 0 for success, -1 on error.
*/
int fserve_client_create (client_t *httpclient, const char *path)
{
int bytes;
struct stat file_buf;
const char *range = NULL;
off_t new_content_len = 0;
off_t rangenumber = 0, content_length;
int rangeproblem = 0;
int ret = 0;
char *fullpath;
int m3u_requested = 0, m3u_file_available = 1;
const char * xslt_playlist_requested = NULL;
int xslt_playlist_file_available = 1;
ice_config_t *config;
FILE *file;
fullpath = util_get_path_from_normalised_uri (path);
INFO2 ("checking for file %H (%H)", path, fullpath);
if (strcmp (util_get_extension (fullpath), "m3u") == 0)
m3u_requested = 1;
if (strcmp (util_get_extension (fullpath), "xspf") == 0)
xslt_playlist_requested = "xspf.xsl";
if (strcmp (util_get_extension (fullpath), "vclt") == 0)
xslt_playlist_requested = "vclt.xsl";
/* check for the actual file */
if (stat (fullpath, &file_buf) != 0)
{
/* the m3u can be generated, but send an m3u file if available */
if (m3u_requested == 0 && xslt_playlist_requested == NULL)
{
WARN2 ("req for file \"%H\" %s", fullpath, strerror (errno));
client_send_404 (httpclient, "The file you requested could not be found");
free (fullpath);
return -1;
}
m3u_file_available = 0;
xslt_playlist_file_available = 0;
}
httpclient->refbuf->len = PER_CLIENT_REFBUF_SIZE;
if (m3u_requested && m3u_file_available == 0)
{
const char *host = httpp_getvar (httpclient->parser, "host");
char *sourceuri = strdup (path);
char *dot = strrchr(sourceuri, '.');
/* at least a couple of players (fb2k/winamp) are reported to send a
* host header but without the port number. So if we are missing the
* port then lets treat it as if no host line was sent */
if (host && strchr (host, ':') == NULL)
host = NULL;
*dot = 0;
httpclient->respcode = 200;
if (host == NULL)
{
config = config_get_config();
snprintf (httpclient->refbuf->data, BUFSIZE,
"HTTP/1.0 200 OK\r\n"
"Content-Type: audio/x-mpegurl\r\n\r\n"
"http://%s:%d%s\r\n",
config->hostname, config->port,
sourceuri
);
config_release_config();
}
else
{
snprintf (httpclient->refbuf->data, BUFSIZE,
"HTTP/1.0 200 OK\r\n"
"Content-Type: audio/x-mpegurl\r\n\r\n"
"http://%s%s\r\n",
host,
sourceuri
);
}
httpclient->refbuf->len = strlen (httpclient->refbuf->data);
fserve_add_client (httpclient, NULL);
free (sourceuri);
free (fullpath);
return 0;
}
if (xslt_playlist_requested && xslt_playlist_file_available == 0)
{
xmlDocPtr doc;
char *reference = strdup (path);
char *eol = strrchr (reference, '.');
if (eol)
*eol = '\0';
doc = stats_get_xml (0, reference);
free (reference);
admin_send_response (doc, httpclient, TRANSFORMED, xslt_playlist_requested);
xmlFreeDoc(doc);
return 0;
}
/* on demand file serving check */
config = config_get_config();
if (config->fileserve == 0)
{
DEBUG1 ("on demand file \"%H\" refused", fullpath);
client_send_404 (httpclient, "The file you requested could not be found");
config_release_config();
free (fullpath);
return -1;
}
config_release_config();
if (S_ISREG (file_buf.st_mode) == 0)
{
client_send_404 (httpclient, "The file you requested could not be found");
WARN1 ("found requested file but there is no handler for it: %H", fullpath);
free (fullpath);
return -1;
}
file = fopen (fullpath, "rb");
if (file == NULL)
{
WARN1 ("Problem accessing file \"%H\"", fullpath);
client_send_404 (httpclient, "File not readable");
free (fullpath);
return -1;
}
free (fullpath);
content_length = file_buf.st_size;
range = httpp_getvar (httpclient->parser, "range");
/* full http range handling is currently not done but we deal with the common case */
if (range != NULL) {
ret = 0;
if (strncasecmp (range, "bytes=", 6) == 0)
ret = sscanf (range+6, "%" SCN_OFF_T "-", &rangenumber);
if (ret != 1) {
/* format not correct, so lets just assume
we start from the beginning */
rangeproblem = 1;
}
if (rangenumber < 0) {
rangeproblem = 1;
}
if (!rangeproblem) {
ret = fseeko (file, rangenumber, SEEK_SET);
if (ret != -1) {
new_content_len = content_length - rangenumber;
if (new_content_len < 0) {
rangeproblem = 1;
}
}
else {
rangeproblem = 1;
}
if (!rangeproblem) {
/* Date: is required on all HTTP1.1 responses */
char currenttime[50];
time_t now;
int strflen;
struct tm result;
off_t endpos = rangenumber+new_content_len-1;
char *type;
if (endpos < 0) {
endpos = 0;
}
time(&now);
strflen = strftime(currenttime, 50, "%a, %d-%b-%Y %X GMT",
gmtime_r(&now, &result));
httpclient->respcode = 206;
type = fserve_content_type (path);
bytes = snprintf (httpclient->refbuf->data, BUFSIZE,
"HTTP/1.1 206 Partial Content\r\n"
"Date: %s\r\n"
"Accept-Ranges: bytes\r\n"
"Content-Length: %" PRI_OFF_T "\r\n"
"Content-Range: bytes %" PRI_OFF_T \
"-%" PRI_OFF_T "/%" PRI_OFF_T "\r\n"
"Content-Type: %s\r\n\r\n",
currenttime,
new_content_len,
rangenumber,
endpos,
content_length,
type);
free (type);
}
else {
goto fail;
}
}
else {
goto fail;
}
}
else {
char *type = fserve_content_type(path);
httpclient->respcode = 200;
bytes = snprintf (httpclient->refbuf->data, BUFSIZE,
"HTTP/1.0 200 OK\r\n"
"Accept-Ranges: bytes\r\n"
"Content-Length: %" PRI_OFF_T "\r\n"
"Content-Type: %s\r\n\r\n",
content_length,
type);
free (type);
}
httpclient->refbuf->len = bytes;
httpclient->pos = 0;
stats_event_inc (NULL, "file_connections");
fserve_add_client (httpclient, file);
return 0;
fail:
fclose (file);
httpclient->respcode = 416;
sock_write (httpclient->con->sock,
"HTTP/1.0 416 Request Range Not Satisfiable\r\n\r\n");
client_destroy (httpclient);
return -1;
}
