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Diffstat (limited to 'src/output/httpd_output_plugin.c')
-rw-r--r--src/output/httpd_output_plugin.c131
1 files changed, 96 insertions, 35 deletions
diff --git a/src/output/httpd_output_plugin.c b/src/output/httpd_output_plugin.c
index 9fdf46456..c42e4cc1d 100644
--- a/src/output/httpd_output_plugin.c
+++ b/src/output/httpd_output_plugin.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2003-2009 The Music Player Daemon Project
+ * Copyright (C) 2003-2010 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
@@ -17,6 +17,7 @@
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
+#include "config.h"
#include "httpd_internal.h"
#include "httpd_client.h"
#include "output_api.h"
@@ -25,6 +26,7 @@
#include "socket_util.h"
#include "page.h"
#include "icy_server.h"
+#include "fd_util.h"
#include <assert.h>
@@ -46,6 +48,52 @@ httpd_output_quark(void)
return g_quark_from_static_string("httpd_output");
}
+static gboolean
+httpd_listen_in_event(G_GNUC_UNUSED GIOChannel *source,
+ G_GNUC_UNUSED GIOCondition condition,
+ gpointer data);
+
+static bool
+httpd_output_bind(struct httpd_output *httpd, GError **error_r)
+{
+ GIOChannel *channel;
+
+ httpd->open = false;
+
+ /* create and set up listener socket */
+
+ httpd->fd = socket_bind_listen(PF_INET, SOCK_STREAM, 0,
+ (struct sockaddr *)&httpd->address,
+ httpd->address_size,
+ 16, error_r);
+ if (httpd->fd < 0)
+ return false;
+
+ g_mutex_lock(httpd->mutex);
+
+ channel = g_io_channel_unix_new(httpd->fd);
+ httpd->source_id = g_io_add_watch(channel, G_IO_IN,
+ httpd_listen_in_event, httpd);
+ g_io_channel_unref(channel);
+
+ g_mutex_unlock(httpd->mutex);
+
+ return true;
+}
+
+static void
+httpd_output_unbind(struct httpd_output *httpd)
+{
+ assert(!httpd->open);
+
+ g_mutex_lock(httpd->mutex);
+
+ g_source_remove(httpd->source_id);
+ close(httpd->fd);
+
+ g_mutex_unlock(httpd->mutex);
+}
+
static void *
httpd_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
const struct config_param *param,
@@ -69,12 +117,7 @@ httpd_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
return NULL;
}
- if (strcmp(encoder_name, "vorbis") == 0)
- httpd->content_type = "application/x-ogg";
- else if (strcmp(encoder_name, "lame") == 0)
- httpd->content_type = "audio/mpeg";
- else
- httpd->content_type = "application/octet-stream";
+ httpd->clients_max = config_get_block_unsigned(param,"max_clients", 0);
/* initialize listen address */
@@ -94,6 +137,12 @@ httpd_output_init(G_GNUC_UNUSED const struct audio_format *audio_format,
if (httpd->encoder == NULL)
return NULL;
+ /* determine content type */
+ httpd->content_type = encoder_get_mime_type(httpd->encoder);
+ if (httpd->content_type == NULL) {
+ httpd->content_type = "application/octet-stream";
+ }
+
httpd->mutex = g_mutex_new();
return httpd;
@@ -124,6 +173,7 @@ httpd_client_add(struct httpd_output *httpd, int fd)
httpd->encoder->plugin->tag == NULL);
httpd->clients = g_list_prepend(httpd->clients, client);
+ httpd->clients_cnt++;
/* pass metadata to client */
if (httpd->metadata)
@@ -138,18 +188,26 @@ httpd_listen_in_event(G_GNUC_UNUSED GIOChannel *source,
struct httpd_output *httpd = data;
int fd;
struct sockaddr_storage sa;
- socklen_t sa_length = sizeof(sa);
+ size_t sa_length = sizeof(sa);
g_mutex_lock(httpd->mutex);
/* the listener socket has become readable - a client has
connected */
- fd = accept(httpd->fd, (struct sockaddr*)&sa, &sa_length);
- if (fd >= 0)
- httpd_client_add(httpd, fd);
- else if (fd < 0 && errno != EINTR)
+ fd = accept_cloexec_nonblock(httpd->fd, (struct sockaddr*)&sa,
+ &sa_length);
+ if (fd >= 0) {
+ /* can we allow additional client */
+ if (httpd->open &&
+ (httpd->clients_max == 0 ||
+ httpd->clients_cnt < httpd->clients_max))
+ httpd_client_add(httpd, fd);
+ else
+ close(fd);
+ } else if (fd < 0 && errno != EINTR) {
g_warning("accept() failed: %s", g_strerror(errno));
+ }
g_mutex_unlock(httpd->mutex);
@@ -199,31 +257,30 @@ httpd_output_encoder_open(struct httpd_output *httpd,
}
static bool
+httpd_output_enable(void *data, GError **error_r)
+{
+ struct httpd_output *httpd = data;
+
+ return httpd_output_bind(httpd, error_r);
+}
+
+static void
+httpd_output_disable(void *data)
+{
+ struct httpd_output *httpd = data;
+
+ httpd_output_unbind(httpd);
+}
+
+static bool
httpd_output_open(void *data, struct audio_format *audio_format,
GError **error)
{
struct httpd_output *httpd = data;
bool success;
- GIOChannel *channel;
g_mutex_lock(httpd->mutex);
- /* create and set up listener socket */
-
- httpd->fd = socket_bind_listen(PF_INET, SOCK_STREAM, 0,
- (struct sockaddr *)&httpd->address,
- httpd->address_size,
- 16, error);
- if (httpd->fd < 0) {
- g_mutex_unlock(httpd->mutex);
- return false;
- }
-
- channel = g_io_channel_unix_new(httpd->fd);
- httpd->source_id = g_io_add_watch(channel, G_IO_IN,
- httpd_listen_in_event, httpd);
- g_io_channel_unref(channel);
-
/* open the encoder */
success = httpd_output_encoder_open(httpd, audio_format, error);
@@ -237,8 +294,11 @@ httpd_output_open(void *data, struct audio_format *audio_format,
/* initialize other attributes */
httpd->clients = NULL;
+ httpd->clients_cnt = 0;
httpd->timer = timer_new(audio_format);
+ httpd->open = true;
+
g_mutex_unlock(httpd->mutex);
return true;
}
@@ -257,6 +317,8 @@ static void httpd_output_close(void *data)
g_mutex_lock(httpd->mutex);
+ httpd->open = false;
+
timer_free(httpd->timer);
g_list_foreach(httpd->clients, httpd_client_delete, NULL);
@@ -267,9 +329,6 @@ static void httpd_output_close(void *data)
encoder_close(httpd->encoder);
- g_source_remove(httpd->source_id);
- close(httpd->fd);
-
g_mutex_unlock(httpd->mutex);
}
@@ -281,6 +340,7 @@ httpd_output_remove_client(struct httpd_output *httpd,
assert(client != NULL);
httpd->clients = g_list_remove(httpd->clients, client);
+ httpd->clients_cnt--;
}
void
@@ -433,9 +493,8 @@ httpd_output_tag(void *data, const struct tag *tag)
page_unref (httpd->metadata);
httpd->metadata =
- icy_server_metadata_page(tag, TAG_ITEM_ALBUM,
- TAG_ITEM_ARTIST,
- TAG_ITEM_TITLE,
+ icy_server_metadata_page(tag, TAG_ALBUM,
+ TAG_ARTIST, TAG_TITLE,
TAG_NUM_OF_ITEM_TYPES);
if (httpd->metadata != NULL) {
g_mutex_lock(httpd->mutex);
@@ -468,6 +527,8 @@ const struct audio_output_plugin httpd_output_plugin = {
.name = "httpd",
.init = httpd_output_init,
.finish = httpd_output_finish,
+ .enable = httpd_output_enable,
+ .disable = httpd_output_disable,
.open = httpd_output_open,
.close = httpd_output_close,
.send_tag = httpd_output_tag,