Update
This commit is contained in:
Akkariin Meiko
@@ -0,0 +1,552 @@
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/* GStreamer
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* Copyright (C) 2011 Axis Communications <dev-gstreamer@axis.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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/**
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* SECTION:element-curlhttpsink
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* @title: curlhttpsink
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* @short_description: sink that uploads data to a server using libcurl
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*
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* This is a network sink that uses libcurl as a client to upload data to
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* an HTTP server.
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*
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* ## Example launch line
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*
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* Upload a JPEG file to an HTTP server.
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*
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* |[
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* gst-launch-1.0 filesrc location=image.jpg ! jpegparse ! curlhttpsink \
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* file-name=image.jpg \
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* location=http://192.168.0.1:8080/cgi-bin/patupload.cgi/ \
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* user=test passwd=test \
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* content-type=image/jpeg \
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* use-content-length=false
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* ]|
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <curl/curl.h>
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#include <string.h>
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#include <stdio.h>
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#if HAVE_SYS_SOCKET_H
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#include <sys/socket.h>
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#endif
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#include <sys/types.h>
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#if HAVE_NETINET_IN_H
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#include <netinet/in.h>
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#endif
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#include <unistd.h>
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#if HAVE_NETINET_IP_H
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#include <netinet/ip.h>
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#endif
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#if HAVE_NETINET_TCP_H
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#include <netinet/tcp.h>
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#endif
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#include <sys/stat.h>
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#include <fcntl.h>
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#include "gstcurlelements.h"
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#include "gstcurltlssink.h"
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#include "gstcurlhttpsink.h"
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/* Default values */
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#define GST_CAT_DEFAULT gst_curl_http_sink_debug
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#define DEFAULT_TIMEOUT 30
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#define DEFAULT_PROXY_PORT 3128
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#define DEFAULT_USE_CONTENT_LENGTH FALSE
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#define RESPONSE_CONNECT_PROXY 200
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/* Plugin specific settings */
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GST_DEBUG_CATEGORY_STATIC (gst_curl_http_sink_debug);
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enum
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{
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PROP_0,
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PROP_PROXY,
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PROP_PROXY_PORT,
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PROP_PROXY_USER_NAME,
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PROP_PROXY_USER_PASSWD,
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PROP_USE_CONTENT_LENGTH,
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PROP_CONTENT_TYPE
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};
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/* Object class function declarations */
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static void gst_curl_http_sink_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec);
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static void gst_curl_http_sink_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec);
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static void gst_curl_http_sink_finalize (GObject * gobject);
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static gboolean gst_curl_http_sink_set_header_unlocked
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(GstCurlBaseSink * bcsink);
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static gboolean gst_curl_http_sink_set_options_unlocked
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(GstCurlBaseSink * bcsink);
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static void gst_curl_http_sink_set_mime_type
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(GstCurlBaseSink * bcsink, GstCaps * caps);
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static gboolean gst_curl_http_sink_transfer_verify_response_code
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(GstCurlBaseSink * bcsink);
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static void gst_curl_http_sink_transfer_prepare_poll_wait
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(GstCurlBaseSink * bcsink);
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#define gst_curl_http_sink_parent_class parent_class
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G_DEFINE_TYPE (GstCurlHttpSink, gst_curl_http_sink, GST_TYPE_CURL_TLS_SINK);
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GST_ELEMENT_REGISTER_DEFINE_WITH_CODE (curlhttpsink, "curlhttpsink",
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GST_RANK_NONE, GST_TYPE_CURL_HTTP_SINK, curl_element_init (plugin));
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/* private functions */
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static gboolean proxy_setup (GstCurlBaseSink * bcsink);
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static void
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gst_curl_http_sink_class_init (GstCurlHttpSinkClass * klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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GstCurlBaseSinkClass *gstcurlbasesink_class = (GstCurlBaseSinkClass *) klass;
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GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
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GST_DEBUG_CATEGORY_INIT (gst_curl_http_sink_debug, "curlhttpsink", 0,
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"curl http sink element");
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gst_element_class_set_static_metadata (element_class,
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"Curl http sink",
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"Sink/Network",
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"Upload data over HTTP/HTTPS protocol using libcurl",
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"Patricia Muscalu <patricia@axis.com>");
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gstcurlbasesink_class->set_protocol_dynamic_options_unlocked =
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gst_curl_http_sink_set_header_unlocked;
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gstcurlbasesink_class->set_options_unlocked =
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gst_curl_http_sink_set_options_unlocked;
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gstcurlbasesink_class->set_mime_type = gst_curl_http_sink_set_mime_type;
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gstcurlbasesink_class->transfer_verify_response_code =
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gst_curl_http_sink_transfer_verify_response_code;
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gstcurlbasesink_class->transfer_prepare_poll_wait =
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gst_curl_http_sink_transfer_prepare_poll_wait;
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gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_curl_http_sink_finalize);
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gobject_class->set_property = gst_curl_http_sink_set_property;
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gobject_class->get_property = gst_curl_http_sink_get_property;
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g_object_class_install_property (gobject_class, PROP_PROXY,
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g_param_spec_string ("proxy", "Proxy", "HTTP proxy server URI", NULL,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_PROXY_PORT,
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g_param_spec_int ("proxy-port", "Proxy port",
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"HTTP proxy server port", 0, G_MAXINT, DEFAULT_PROXY_PORT,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_PROXY_USER_NAME,
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g_param_spec_string ("proxy-user", "Proxy user name",
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"Proxy user name to use for proxy authentication",
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NULL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_PROXY_USER_PASSWD,
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g_param_spec_string ("proxy-passwd", "Proxy user password",
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"Proxy user password to use for proxy authentication",
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NULL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_USE_CONTENT_LENGTH,
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g_param_spec_boolean ("use-content-length", "Use content length header",
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"Use the Content-Length HTTP header instead of "
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"Transfer-Encoding header", DEFAULT_USE_CONTENT_LENGTH,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_CONTENT_TYPE,
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g_param_spec_string ("content-type", "Content type",
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"The mime type of the body of the request", NULL,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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}
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static void
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gst_curl_http_sink_init (GstCurlHttpSink * sink)
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{
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sink->header_list = NULL;
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sink->use_content_length = DEFAULT_USE_CONTENT_LENGTH;
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sink->content_type = NULL;
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sink->proxy_port = DEFAULT_PROXY_PORT;
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sink->proxy_headers_set = FALSE;
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sink->proxy_auth = FALSE;
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sink->use_proxy = FALSE;
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sink->proxy_conn_established = FALSE;
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sink->proxy_resp = -1;
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}
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static void
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gst_curl_http_sink_finalize (GObject * gobject)
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{
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GstCurlHttpSink *this = GST_CURL_HTTP_SINK (gobject);
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GST_DEBUG ("finalizing curlhttpsink");
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g_free (this->proxy);
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g_free (this->proxy_user);
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g_free (this->proxy_passwd);
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g_free (this->content_type);
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if (this->header_list) {
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curl_slist_free_all (this->header_list);
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this->header_list = NULL;
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}
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G_OBJECT_CLASS (parent_class)->finalize (gobject);
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}
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static void
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gst_curl_http_sink_set_property (GObject * object, guint prop_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstCurlHttpSink *sink;
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GstState cur_state;
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g_return_if_fail (GST_IS_CURL_HTTP_SINK (object));
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sink = GST_CURL_HTTP_SINK (object);
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gst_element_get_state (GST_ELEMENT (sink), &cur_state, NULL, 0);
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if (cur_state != GST_STATE_PLAYING && cur_state != GST_STATE_PAUSED) {
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GST_OBJECT_LOCK (sink);
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switch (prop_id) {
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case PROP_PROXY:
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g_free (sink->proxy);
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sink->proxy = g_value_dup_string (value);
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GST_DEBUG_OBJECT (sink, "proxy set to %s", sink->proxy);
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break;
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case PROP_PROXY_PORT:
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sink->proxy_port = g_value_get_int (value);
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GST_DEBUG_OBJECT (sink, "proxy port set to %d", sink->proxy_port);
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break;
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case PROP_PROXY_USER_NAME:
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g_free (sink->proxy_user);
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sink->proxy_user = g_value_dup_string (value);
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GST_DEBUG_OBJECT (sink, "proxy user set to %s", sink->proxy_user);
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break;
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case PROP_PROXY_USER_PASSWD:
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g_free (sink->proxy_passwd);
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sink->proxy_passwd = g_value_dup_string (value);
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GST_DEBUG_OBJECT (sink, "proxy password set to %s", sink->proxy_passwd);
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break;
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case PROP_USE_CONTENT_LENGTH:
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sink->use_content_length = g_value_get_boolean (value);
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GST_DEBUG_OBJECT (sink, "use_content_length set to %d",
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sink->use_content_length);
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break;
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case PROP_CONTENT_TYPE:
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g_free (sink->content_type);
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sink->content_type = g_value_dup_string (value);
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GST_DEBUG_OBJECT (sink, "content type set to %s", sink->content_type);
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break;
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default:
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GST_DEBUG_OBJECT (sink, "invalid property id %d", prop_id);
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break;
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}
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GST_OBJECT_UNLOCK (sink);
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return;
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}
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/* in PLAYING or PAUSED state */
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GST_OBJECT_LOCK (sink);
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switch (prop_id) {
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case PROP_CONTENT_TYPE:
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g_free (sink->content_type);
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sink->content_type = g_value_dup_string (value);
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GST_DEBUG_OBJECT (sink, "content type set to %s", sink->content_type);
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break;
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default:
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GST_WARNING_OBJECT (sink, "cannot set property when PLAYING");
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break;
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}
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GST_OBJECT_UNLOCK (sink);
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}
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static void
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gst_curl_http_sink_get_property (GObject * object, guint prop_id,
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GValue * value, GParamSpec * pspec)
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{
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GstCurlHttpSink *sink;
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g_return_if_fail (GST_IS_CURL_HTTP_SINK (object));
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sink = GST_CURL_HTTP_SINK (object);
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switch (prop_id) {
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case PROP_PROXY:
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g_value_set_string (value, sink->proxy);
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break;
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case PROP_PROXY_PORT:
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g_value_set_int (value, sink->proxy_port);
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break;
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case PROP_PROXY_USER_NAME:
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g_value_set_string (value, sink->proxy_user);
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break;
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case PROP_PROXY_USER_PASSWD:
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g_value_set_string (value, sink->proxy_passwd);
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break;
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case PROP_USE_CONTENT_LENGTH:
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g_value_set_boolean (value, sink->use_content_length);
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break;
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case PROP_CONTENT_TYPE:
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g_value_set_string (value, sink->content_type);
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break;
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default:
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GST_DEBUG_OBJECT (sink, "invalid property id");
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break;
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}
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}
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static gboolean
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gst_curl_http_sink_set_header_unlocked (GstCurlBaseSink * bcsink)
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{
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GstCurlHttpSink *sink = GST_CURL_HTTP_SINK (bcsink);
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gchar *tmp;
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CURLcode res;
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if (sink->header_list) {
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curl_slist_free_all (sink->header_list);
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sink->header_list = NULL;
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}
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if (!sink->proxy_headers_set && sink->use_proxy) {
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sink->header_list = curl_slist_append (sink->header_list,
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"Content-Length: 0");
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sink->proxy_headers_set = TRUE;
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goto set_headers;
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}
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if (sink->use_content_length) {
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/* if content length is used we assume that every buffer is one
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* entire file, which is the case when uploading several jpegs */
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res =
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curl_easy_setopt (bcsink->curl, CURLOPT_POSTFIELDSIZE,
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(long) bcsink->transfer_buf->len);
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if (res != CURLE_OK) {
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bcsink->error = g_strdup_printf ("failed to set HTTP content-length: %s",
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curl_easy_strerror (res));
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return FALSE;
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}
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} else {
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/* when sending a POST request to a HTTP 1.1 server, you can send data
|
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* without knowing the size before starting the POST if you use chunked
|
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* encoding */
|
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sink->header_list = curl_slist_append (sink->header_list,
|
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"Transfer-Encoding: chunked");
|
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}
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tmp = g_strdup_printf ("Content-Type: %s", sink->content_type);
|
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sink->header_list = curl_slist_append (sink->header_list, tmp);
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g_free (tmp);
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set_headers:
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if (bcsink->file_name) {
|
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tmp = g_strdup_printf ("Content-Disposition: attachment; filename="
|
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"\"%s\"", bcsink->file_name);
|
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sink->header_list = curl_slist_append (sink->header_list, tmp);
|
||||
g_free (tmp);
|
||||
}
|
||||
|
||||
/* set 'Expect: 100-continue'-header explicitly */
|
||||
if (sink->use_content_length) {
|
||||
sink->header_list =
|
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curl_slist_append (sink->header_list, "Expect: 100-continue");
|
||||
}
|
||||
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||||
res = curl_easy_setopt (bcsink->curl, CURLOPT_HTTPHEADER, sink->header_list);
|
||||
if (res != CURLE_OK) {
|
||||
bcsink->error = g_strdup_printf ("failed to set HTTP headers: %s",
|
||||
curl_easy_strerror (res));
|
||||
return FALSE;
|
||||
}
|
||||
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||||
return TRUE;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_curl_http_sink_set_options_unlocked (GstCurlBaseSink * bcsink)
|
||||
{
|
||||
GstCurlHttpSink *sink = GST_CURL_HTTP_SINK (bcsink);
|
||||
GstCurlTlsSinkClass *parent_class;
|
||||
CURLcode res;
|
||||
|
||||
/* proxy settings */
|
||||
if (sink->proxy != NULL) {
|
||||
if (!proxy_setup (bcsink)) {
|
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return FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
res = curl_easy_setopt (bcsink->curl, CURLOPT_POST, 1L);
|
||||
if (res != CURLE_OK) {
|
||||
bcsink->error = g_strdup_printf ("failed to set HTTP POST: %s",
|
||||
curl_easy_strerror (res));
|
||||
return FALSE;
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||||
}
|
||||
|
||||
/* FIXME: check user & passwd */
|
||||
res = curl_easy_setopt (bcsink->curl, CURLOPT_HTTPAUTH, CURLAUTH_ANY);
|
||||
if (res != CURLE_OK) {
|
||||
bcsink->error =
|
||||
g_strdup_printf ("failed to set HTTP authentication methods: %s",
|
||||
curl_easy_strerror (res));
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
parent_class = GST_CURL_TLS_SINK_GET_CLASS (sink);
|
||||
|
||||
if (g_str_has_prefix (bcsink->url, "https://")) {
|
||||
GST_DEBUG_OBJECT (bcsink, "setting up tls options");
|
||||
return parent_class->set_options_unlocked (bcsink);
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
gst_curl_http_sink_transfer_verify_response_code (GstCurlBaseSink * bcsink)
|
||||
{
|
||||
GstCurlHttpSink *sink = GST_CURL_HTTP_SINK (bcsink);
|
||||
glong resp;
|
||||
|
||||
curl_easy_getinfo (bcsink->curl, CURLINFO_RESPONSE_CODE, &resp);
|
||||
GST_DEBUG_OBJECT (sink, "response code: %ld", resp);
|
||||
|
||||
if (resp < 100 || resp >= 300) {
|
||||
bcsink->error = g_strdup_printf ("HTTP response error: (received: %ld)",
|
||||
resp);
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static void
|
||||
gst_curl_http_sink_transfer_prepare_poll_wait (GstCurlBaseSink * bcsink)
|
||||
{
|
||||
GstCurlHttpSink *sink = GST_CURL_HTTP_SINK (bcsink);
|
||||
|
||||
if (!sink->proxy_conn_established
|
||||
&& (sink->proxy_resp != RESPONSE_CONNECT_PROXY)
|
||||
&& sink->proxy_auth) {
|
||||
GST_DEBUG_OBJECT (sink, "prep transfers: connecting proxy");
|
||||
curl_easy_getinfo (bcsink->curl, CURLINFO_HTTP_CONNECTCODE,
|
||||
&sink->proxy_resp);
|
||||
if (sink->proxy_resp == RESPONSE_CONNECT_PROXY) {
|
||||
GST_LOG ("received HTTP/1.0 200 Connection Established");
|
||||
/* Workaround: redefine HTTP headers before connecting to HTTP server.
|
||||
* When talking to proxy, the Content-Length: 0 is send with the request.
|
||||
*/
|
||||
curl_multi_remove_handle (bcsink->multi_handle, bcsink->curl);
|
||||
gst_curl_http_sink_set_header_unlocked (bcsink);
|
||||
curl_multi_add_handle (bcsink->multi_handle, bcsink->curl);
|
||||
sink->proxy_conn_established = TRUE;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// FIXME check this: why critical when no mime is set???
|
||||
static void
|
||||
gst_curl_http_sink_set_mime_type (GstCurlBaseSink * bcsink, GstCaps * caps)
|
||||
{
|
||||
GstCurlHttpSink *sink = GST_CURL_HTTP_SINK (bcsink);
|
||||
GstStructure *structure;
|
||||
const gchar *mime_type;
|
||||
|
||||
structure = gst_caps_get_structure (caps, 0);
|
||||
mime_type = gst_structure_get_name (structure);
|
||||
|
||||
g_free (sink->content_type);
|
||||
if (!g_strcmp0 (mime_type, "multipart/form-data") &&
|
||||
gst_structure_has_field_typed (structure, "boundary", G_TYPE_STRING)) {
|
||||
const gchar *boundary;
|
||||
|
||||
boundary = gst_structure_get_string (structure, "boundary");
|
||||
sink->content_type = g_strconcat (mime_type, "; boundary=", boundary, NULL);
|
||||
} else {
|
||||
sink->content_type = g_strdup (mime_type);
|
||||
}
|
||||
}
|
||||
|
||||
static gboolean
|
||||
proxy_setup (GstCurlBaseSink * bcsink)
|
||||
{
|
||||
GstCurlHttpSink *sink = GST_CURL_HTTP_SINK (bcsink);
|
||||
CURLcode res;
|
||||
|
||||
res = curl_easy_setopt (bcsink->curl, CURLOPT_PROXY, sink->proxy);
|
||||
if (res != CURLE_OK) {
|
||||
bcsink->error = g_strdup_printf ("failed to set proxy: %s",
|
||||
curl_easy_strerror (res));
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
res = curl_easy_setopt (bcsink->curl, CURLOPT_PROXYPORT, sink->proxy_port);
|
||||
if (res != CURLE_OK) {
|
||||
bcsink->error = g_strdup_printf ("failed to set proxy port: %s",
|
||||
curl_easy_strerror (res));
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
if (sink->proxy_user != NULL &&
|
||||
strlen (sink->proxy_user) &&
|
||||
sink->proxy_passwd != NULL && strlen (sink->proxy_passwd)) {
|
||||
res = curl_easy_setopt (bcsink->curl, CURLOPT_PROXYUSERNAME,
|
||||
sink->proxy_user);
|
||||
if (res != CURLE_OK) {
|
||||
bcsink->error = g_strdup_printf ("failed to set proxy user name: %s",
|
||||
curl_easy_strerror (res));
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
res = curl_easy_setopt (bcsink->curl, CURLOPT_PROXYPASSWORD,
|
||||
sink->proxy_passwd);
|
||||
if (res != CURLE_OK) {
|
||||
bcsink->error = g_strdup_printf ("failed to set proxy password: %s",
|
||||
curl_easy_strerror (res));
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
res = curl_easy_setopt (bcsink->curl, CURLOPT_PROXYAUTH, CURLAUTH_ANY);
|
||||
if (res != CURLE_OK) {
|
||||
bcsink->error =
|
||||
g_strdup_printf ("failed to set proxy authentication method: %s",
|
||||
curl_easy_strerror (res));
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
sink->proxy_auth = TRUE;
|
||||
}
|
||||
|
||||
if (g_str_has_prefix (bcsink->url, "https://")) {
|
||||
/* tunnel all operations through a given HTTP proxy */
|
||||
res = curl_easy_setopt (bcsink->curl, CURLOPT_HTTPPROXYTUNNEL, 1L);
|
||||
if (res != CURLE_OK) {
|
||||
bcsink->error = g_strdup_printf ("failed to set HTTP proxy tunnel: %s",
|
||||
curl_easy_strerror (res));
|
||||
return FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
sink->use_proxy = TRUE;
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
Reference in New Issue
Block a user