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ngx_rtmp_cmd_module.c
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ngx_rtmp_cmd_module.c
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/*
* Copyright (c) 2012 Roman Arutyunyan
*/
#include "ngx_rtmp_cmd_module.h"
#define NGX_RTMP_FMS_VERSION "FMS/3,0,1,123"
#define NGX_RTMP_CAPABILITIES 31
#define NGX_RTMP_CMD_CSID_AMF_INI 3
#define NGX_RTMP_CMD_CSID_AMF 5
#define NGX_RTMP_CMD_MSID 1
ngx_rtmp_connect_pt ngx_rtmp_connect;
ngx_rtmp_create_stream_pt ngx_rtmp_create_stream;
ngx_rtmp_delete_stream_pt ngx_rtmp_delete_stream;
ngx_rtmp_publish_pt ngx_rtmp_publish;
ngx_rtmp_fcpublish_pt ngx_rtmp_fcpublish;
ngx_rtmp_fcunpublish_pt ngx_rtmp_fcunpublish;
ngx_rtmp_play_pt ngx_rtmp_play;
ngx_rtmp_fcsubscribe_pt ngx_rtmp_fcsubscribe;
ngx_rtmp_fcunsubscribe_pt ngx_rtmp_fcunsubscribe;
static ngx_int_t ngx_rtmp_cmd_postconfiguration(ngx_conf_t *cf);
static ngx_rtmp_module_t ngx_rtmp_cmd_module_ctx = {
NULL, /* preconfiguration */
ngx_rtmp_cmd_postconfiguration, /* postconfiguration */
NULL, /* create main configuration */
NULL, /* init main configuration */
NULL, /* create server configuration */
NULL, /* merge server configuration */
NULL, /* create app configuration */
NULL /* merge app configuration */
};
ngx_module_t ngx_rtmp_cmd_module = {
NGX_MODULE_V1,
&ngx_rtmp_cmd_module_ctx, /* module context */
NULL, /* module directives */
NGX_RTMP_MODULE, /* module type */
NULL, /* init master */
NULL, /* init module */
NULL, /* init process */
NULL, /* init thread */
NULL, /* exit thread */
NULL, /* exit process */
NULL, /* exit master */
NGX_MODULE_V1_PADDING
};
static ngx_int_t
ngx_rtmp_cmd_connect_init(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
ngx_chain_t *in)
{
size_t len;
static ngx_rtmp_connect_t v;
static ngx_rtmp_amf_elt_t in_cmd[] = {
{ NGX_RTMP_AMF_STRING,
ngx_string("app"),
v.app, sizeof(v.app) },
{ NGX_RTMP_AMF_STRING,
ngx_string("flashVer"),
v.flashver, sizeof(v.flashver) },
{ NGX_RTMP_AMF_STRING,
ngx_string("swfUrl"),
v.swf_url, sizeof(v.swf_url) },
{ NGX_RTMP_AMF_STRING,
ngx_string("tcUrl"),
v.tc_url, sizeof(v.tc_url) },
{ NGX_RTMP_AMF_NUMBER,
ngx_string("audioCodecs"),
&v.acodecs, sizeof(v.acodecs) },
{ NGX_RTMP_AMF_NUMBER,
ngx_string("videoCodecs"),
&v.vcodecs, sizeof(v.vcodecs) },
{ NGX_RTMP_AMF_STRING,
ngx_string("pageUrl"),
v.page_url, sizeof(v.page_url) },
{ NGX_RTMP_AMF_NUMBER,
ngx_string("objectEncoding"),
&v.object_encoding, 0},
};
static ngx_rtmp_amf_elt_t in_elts[] = {
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
&v.trans, 0 },
{ NGX_RTMP_AMF_OBJECT,
ngx_null_string,
in_cmd, sizeof(in_cmd) },
};
ngx_memzero(&v, sizeof(v));
if (ngx_rtmp_receive_amf(s, in, in_elts,
sizeof(in_elts) / sizeof(in_elts[0])))
{
return NGX_ERROR;
}
len = ngx_strlen(v.app);
if (len && v.app[len - 1] == '/') {
v.app[len - 1] = 0;
}
return ngx_rtmp_connect
? ngx_rtmp_connect(s, &v)
: NGX_OK;
}
static ngx_int_t
ngx_rtmp_cmd_connect(ngx_rtmp_session_t *s, ngx_rtmp_connect_t *v)
{
ngx_rtmp_core_srv_conf_t *cscf;
ngx_rtmp_core_app_conf_t **cacfp;
ngx_uint_t n;
size_t len;
ngx_rtmp_header_t h;
static double trans;
static double capabilities = NGX_RTMP_CAPABILITIES;
static double object_encoding = 0;
static ngx_rtmp_amf_elt_t out_obj[] = {
{ NGX_RTMP_AMF_STRING,
ngx_string("fmsVer"),
NGX_RTMP_FMS_VERSION, 0 },
{ NGX_RTMP_AMF_NUMBER,
ngx_string("capabilities"),
&capabilities, 0 },
};
static ngx_rtmp_amf_elt_t out_inf[] = {
{ NGX_RTMP_AMF_STRING,
ngx_string("level"),
"status", 0 },
{ NGX_RTMP_AMF_STRING,
ngx_string("code"),
"NetConnection.Connect.Success", 0 },
{ NGX_RTMP_AMF_STRING,
ngx_string("description"),
"Connection succeeded.", 0 },
{ NGX_RTMP_AMF_NUMBER,
ngx_string("objectEncoding"),
&object_encoding, 0 }
};
static ngx_rtmp_amf_elt_t out_elts[] = {
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
"_result", 0 },
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
&trans, 0 },
{ NGX_RTMP_AMF_OBJECT,
ngx_null_string,
out_obj, sizeof(out_obj) },
{ NGX_RTMP_AMF_OBJECT,
ngx_null_string,
out_inf, sizeof(out_inf) },
};
if (s->connected) {
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"connect: duplicate connection");
return NGX_ERROR;
}
cscf = ngx_rtmp_get_module_srv_conf(s, ngx_rtmp_core_module);
ngx_log_debug8(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"connect: app='%s' flashver='%s' swf_url='%s' "
"tc_url='%s' page_url='%s' acodecs=%uD vcodecs=%uD "
"object_encoding=%ui",
v->app, v->flashver, v->swf_url, v->tc_url, v->page_url,
(uint32_t)v->acodecs, (uint32_t)v->vcodecs,
(ngx_int_t)v->object_encoding);
trans = v->trans;
/* fill session parameters */
s->connected = 1;
ngx_memzero(&h, sizeof(h));
h.csid = NGX_RTMP_CMD_CSID_AMF_INI;
h.type = NGX_RTMP_MSG_AMF_CMD;
#define NGX_RTMP_SET_STRPAR(name) \
s->name.len = ngx_strlen(v->name); \
s->name.data = ngx_palloc(s->connection->pool, s->name.len); \
ngx_memcpy(s->name.data, v->name, s->name.len)
NGX_RTMP_SET_STRPAR(app);
NGX_RTMP_SET_STRPAR(flashver);
NGX_RTMP_SET_STRPAR(swf_url);
NGX_RTMP_SET_STRPAR(tc_url);
NGX_RTMP_SET_STRPAR(page_url);
#undef NGX_RTMP_SET_STRPAR
s->acodecs = v->acodecs;
s->vcodecs = v->vcodecs;
/* find application & set app_conf */
len = ngx_strlen(v->app);
cacfp = cscf->applications.elts;
for(n = 0; n < cscf->applications.nelts; ++n, ++cacfp) {
if ((*cacfp)->name.len == len
&& !ngx_strncmp((*cacfp)->name.data, v->app, len))
{
/* found app! */
s->app_conf = (*cacfp)->app_conf;
break;
}
}
if (s->app_conf == NULL) {
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"connect: application not found: '%s'", v->app);
return NGX_ERROR;
}
object_encoding = v->object_encoding;
/* send all replies */
return ngx_rtmp_send_ack_size(s, cscf->ack_window) != NGX_OK
|| ngx_rtmp_send_bandwidth(s, cscf->ack_window,
NGX_RTMP_LIMIT_DYNAMIC) != NGX_OK
|| ngx_rtmp_send_chunk_size(s, cscf->chunk_size) != NGX_OK
|| ngx_rtmp_send_amf(s, &h, out_elts,
sizeof(out_elts) / sizeof(out_elts[0])) != NGX_OK
? NGX_ERROR
: NGX_OK;
}
static ngx_int_t
ngx_rtmp_cmd_create_stream_init(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
ngx_chain_t *in)
{
static ngx_rtmp_create_stream_t v;
static ngx_rtmp_amf_elt_t in_elts[] = {
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
&v.trans, sizeof(v.trans) },
};
if (ngx_rtmp_receive_amf(s, in, in_elts,
sizeof(in_elts) / sizeof(in_elts[0])))
{
return NGX_ERROR;
}
return ngx_rtmp_create_stream
? ngx_rtmp_create_stream(s, &v)
: NGX_OK;
}
static ngx_int_t
ngx_rtmp_cmd_create_stream(ngx_rtmp_session_t *s, ngx_rtmp_create_stream_t *v)
{
/* support one message stream per connection */
static double stream;
static double trans;
ngx_rtmp_header_t h;
static ngx_rtmp_amf_elt_t out_elts[] = {
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
"_result", 0 },
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
&trans, 0 },
{ NGX_RTMP_AMF_NULL,
ngx_null_string,
NULL, 0 },
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
&stream, sizeof(stream) },
};
trans = v->trans;
stream = NGX_RTMP_CMD_MSID;
ngx_memzero(&h, sizeof(h));
h.csid = NGX_RTMP_CMD_CSID_AMF_INI;
h.type = NGX_RTMP_MSG_AMF_CMD;
ngx_log_debug0(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"createStream");
/* send result with standard stream */
return ngx_rtmp_send_amf(s, &h, out_elts,
sizeof(out_elts) / sizeof(out_elts[0])) == NGX_OK
? NGX_DONE
: NGX_ERROR;
}
static ngx_int_t
ngx_rtmp_cmd_delete_stream_init(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
ngx_chain_t *in)
{
static ngx_rtmp_delete_stream_t v;
static ngx_rtmp_amf_elt_t in_elts[] = {
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
NULL, 0 },
{ NGX_RTMP_AMF_NULL,
ngx_null_string,
NULL, 0 },
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
&v.stream, 0 },
};
if (ngx_rtmp_receive_amf(s, in, in_elts,
sizeof(in_elts) / sizeof(in_elts[0])))
{
return NGX_ERROR;
}
return ngx_rtmp_delete_stream
? ngx_rtmp_delete_stream(s, &v)
: NGX_OK;
}
static ngx_int_t
ngx_rtmp_cmd_delete_stream(ngx_rtmp_session_t *s, ngx_rtmp_delete_stream_t *v)
{
/* TODO: send NetStream.Play.Stop? */
return NGX_OK;
}
static void
ngx_rtmp_cmd_cutoff_args(u_char *s)
{
u_char *p;
p = (u_char *)ngx_strchr(s, '?');
if (p) {
*p = 0;
}
}
static ngx_int_t
ngx_rtmp_cmd_publish_init(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
ngx_chain_t *in)
{
static ngx_rtmp_publish_t v;
static ngx_rtmp_amf_elt_t in_elts[] = {
/* transaction is always 0 */
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
NULL, 0 },
{ NGX_RTMP_AMF_NULL,
ngx_null_string,
NULL, 0 },
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
&v.name, sizeof(v.name) },
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
&v.type, sizeof(v.type) },
};
ngx_memzero(&v, sizeof(v));
/* parse input */
if (ngx_rtmp_receive_amf(s, in, in_elts,
sizeof(in_elts) / sizeof(in_elts[0])))
{
return NGX_ERROR;
}
ngx_rtmp_cmd_cutoff_args(v.name);
return ngx_rtmp_publish
? ngx_rtmp_publish(s, &v)
: NGX_OK;
}
static ngx_int_t
ngx_rtmp_cmd_publish(ngx_rtmp_session_t *s, ngx_rtmp_publish_t *v)
{
ngx_rtmp_header_t h;
static double trans;
static ngx_rtmp_amf_elt_t out_inf[] = {
{ NGX_RTMP_AMF_STRING,
ngx_string("code"),
"NetStream.Publish.Start", 0 },
{ NGX_RTMP_AMF_STRING,
ngx_string("level"),
"status", 0 },
{ NGX_RTMP_AMF_STRING,
ngx_string("description"),
"Publish succeeded.", 0 },
};
static ngx_rtmp_amf_elt_t out_elts[] = {
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
"onStatus", 0 },
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
&trans, 0 },
{ NGX_RTMP_AMF_NULL,
ngx_null_string,
NULL, 0 },
{ NGX_RTMP_AMF_OBJECT,
ngx_null_string,
out_inf, sizeof(out_inf) },
};
ngx_log_debug3(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"publish: name='%s' type=%s silent=%d",
v->name, v->type, v->silent);
if (v->silent) {
return NGX_OK;
}
/* send onStatus reply */
memset(&h, 0, sizeof(h));
h.type = NGX_RTMP_MSG_AMF_CMD;
h.csid = NGX_RTMP_CMD_CSID_AMF;
h.msid = NGX_RTMP_CMD_MSID;
if (ngx_rtmp_send_amf(s, &h, out_elts,
sizeof(out_elts) / sizeof(out_elts[0])) != NGX_OK)
{
return NGX_ERROR;
}
return NGX_OK;
}
static ngx_int_t
ngx_rtmp_cmd_fcpublish_init(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
ngx_chain_t *in)
{
static ngx_rtmp_fcpublish_t v;
static ngx_rtmp_amf_elt_t in_elts[] = {
/* transaction is always 0 */
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
NULL, 0 },
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
&v.name, sizeof(v.name) },
};
ngx_memzero(&v, sizeof(v));
/* parse input */
if (ngx_rtmp_receive_amf(s, in, in_elts,
sizeof(in_elts) / sizeof(in_elts[0])))
{
return NGX_ERROR;
}
return ngx_rtmp_fcpublish
? ngx_rtmp_fcpublish(s, &v)
: NGX_OK;
}
static ngx_int_t
ngx_rtmp_cmd_fcpublish(ngx_rtmp_session_t *s, ngx_rtmp_fcpublish_t *v)
{
ngx_rtmp_header_t h;
static double trans;
static ngx_rtmp_amf_elt_t out_inf[] = {
{ NGX_RTMP_AMF_STRING,
ngx_string("code"),
"NetStream.Publish.Start", 0 },
{ NGX_RTMP_AMF_STRING,
ngx_string("level"),
"status", 0 },
{ NGX_RTMP_AMF_STRING,
ngx_string("description"),
"FCPublish succeeded.", 0 },
};
static ngx_rtmp_amf_elt_t out_elts[] = {
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
"onFCPublish", 0 },
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
&trans, 0 },
{ NGX_RTMP_AMF_NULL,
ngx_null_string,
NULL, 0 },
{ NGX_RTMP_AMF_OBJECT,
ngx_null_string,
out_inf, sizeof(out_inf) },
};
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"fcpublish: name='%s'", v->name);
/* send onFCPublish reply */
memset(&h, 0, sizeof(h));
h.type = NGX_RTMP_MSG_AMF_CMD;
h.csid = NGX_RTMP_CMD_CSID_AMF;
h.msid = NGX_RTMP_CMD_MSID;
if (ngx_rtmp_send_amf(s, &h, out_elts,
sizeof(out_elts) / sizeof(out_elts[0])) != NGX_OK)
{
return NGX_ERROR;
}
return NGX_OK;
}
static ngx_int_t
ngx_rtmp_cmd_play_init(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
ngx_chain_t *in)
{
static ngx_rtmp_play_t v;
static ngx_rtmp_amf_elt_t in_elts[] = {
/* transaction is always 0 */
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
NULL, 0 },
{ NGX_RTMP_AMF_NULL,
ngx_null_string,
NULL, 0 },
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
&v.name, sizeof(v.name) },
{ NGX_RTMP_AMF_OPTIONAL | NGX_RTMP_AMF_NUMBER,
ngx_null_string,
&v.start, 0 },
{ NGX_RTMP_AMF_OPTIONAL | NGX_RTMP_AMF_NUMBER,
ngx_null_string,
&v.duration, 0 },
{ NGX_RTMP_AMF_OPTIONAL | NGX_RTMP_AMF_BOOLEAN,
ngx_null_string,
&v.reset, 0 }
};
ngx_memzero(&v, sizeof(v));
/* parse input */
if (ngx_rtmp_receive_amf(s, in, in_elts,
sizeof(in_elts) / sizeof(in_elts[0])))
{
return NGX_ERROR;
}
ngx_rtmp_cmd_cutoff_args(v.name);
return ngx_rtmp_play
? ngx_rtmp_play(s, &v)
: NGX_OK;
}
static ngx_int_t
ngx_rtmp_cmd_play(ngx_rtmp_session_t *s, ngx_rtmp_play_t *v)
{
ngx_rtmp_header_t h;
static double trans;
static int bfalse;
static ngx_rtmp_amf_elt_t out_inf[] = {
{ NGX_RTMP_AMF_STRING,
ngx_string("code"),
"NetStream.Play.Reset", 0 },
{ NGX_RTMP_AMF_STRING,
ngx_string("level"),
"status", 0 },
{ NGX_RTMP_AMF_STRING,
ngx_string("description"),
"Playing and resetting.", 0 },
};
static ngx_rtmp_amf_elt_t out_elts[] = {
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
"onStatus", 0 },
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
&trans, 0 },
{ NGX_RTMP_AMF_NULL,
ngx_null_string,
NULL, 0 },
{ NGX_RTMP_AMF_OBJECT,
ngx_null_string,
out_inf, sizeof(out_inf) },
};
static ngx_rtmp_amf_elt_t out2_inf[] = {
{ NGX_RTMP_AMF_STRING,
ngx_string("code"),
"NetStream.Play.Start", 0 },
{ NGX_RTMP_AMF_STRING,
ngx_string("level"),
"status", 0 },
{ NGX_RTMP_AMF_STRING,
ngx_string("description"),
"Started playing.", 0 },
};
static ngx_rtmp_amf_elt_t out2_elts[] = {
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
"onStatus", 0 },
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
&trans, 0 },
{ NGX_RTMP_AMF_NULL,
ngx_null_string,
NULL, 0 },
{ NGX_RTMP_AMF_OBJECT,
ngx_null_string,
out2_inf,
sizeof(out2_inf) },
};
static ngx_rtmp_amf_elt_t out3_elts[] = {
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
"|RtmpSampleAccess", 0 },
{ NGX_RTMP_AMF_BOOLEAN,
ngx_null_string,
&bfalse, 0 },
{ NGX_RTMP_AMF_BOOLEAN,
ngx_null_string,
&bfalse, 0 },
};
static ngx_rtmp_amf_elt_t out4_inf[] = {
{ NGX_RTMP_AMF_STRING,
ngx_string("code"),
"NetStream.Data.Start", 0 },
};
static ngx_rtmp_amf_elt_t out4_elts[] = {
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
"onStatus", 0 },
{ NGX_RTMP_AMF_OBJECT,
ngx_null_string,
out4_inf, sizeof(out4_inf) },
};
ngx_log_debug5(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"play: name='%s' start=%uD duration=%uD reset=%d silent=%d",
v->name, (uint32_t)v->start,
(uint32_t)v->duration, v->reset, v->silent);
if (v->silent) {
return NGX_OK;
}
/* send onStatus reply */
memset(&h, 0, sizeof(h));
h.type = NGX_RTMP_MSG_AMF_CMD;
h.csid = NGX_RTMP_CMD_CSID_AMF;
h.msid = NGX_RTMP_CMD_MSID;
if (ngx_rtmp_send_amf(s, &h, out_elts,
sizeof(out_elts) / sizeof(out_elts[0])) != NGX_OK)
{
return NGX_ERROR;
}
/* send sample access meta message FIXME */
if (ngx_rtmp_send_amf(s, &h, out2_elts,
sizeof(out2_elts) / sizeof(out2_elts[0])) != NGX_OK)
{
return NGX_ERROR;
}
/* send data start meta message */
h.type = NGX_RTMP_MSG_AMF_META;
if (ngx_rtmp_send_amf(s, &h, out3_elts,
sizeof(out3_elts) / sizeof(out3_elts[0])) != NGX_OK)
{
return NGX_ERROR;
}
if (ngx_rtmp_send_amf(s, &h, out4_elts,
sizeof(out4_elts) / sizeof(out4_elts[0])) != NGX_OK)
{
return NGX_ERROR;
}
return NGX_OK;
}
static ngx_int_t
ngx_rtmp_cmd_fcsubscribe_init(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
ngx_chain_t *in)
{
static ngx_rtmp_fcsubscribe_t v;
static ngx_rtmp_amf_elt_t in_elts[] = {
/* transaction is always 0 */
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
NULL, 0 },
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
&v.name, sizeof(v.name) },
};
ngx_memzero(&v, sizeof(v));
/* parse input */
if (ngx_rtmp_receive_amf(s, in, in_elts,
sizeof(in_elts) / sizeof(in_elts[0])))
{
return NGX_ERROR;
}
return ngx_rtmp_fcsubscribe
? ngx_rtmp_fcsubscribe(s, &v)
: NGX_OK;
}
static ngx_int_t
ngx_rtmp_cmd_fcsubscribe(ngx_rtmp_session_t *s, ngx_rtmp_fcsubscribe_t *v)
{
ngx_rtmp_header_t h;
static double trans;
static ngx_rtmp_amf_elt_t out_inf[] = {
{ NGX_RTMP_AMF_STRING,
ngx_string("code"),
"NetStream.Play.Start", 0 },
{ NGX_RTMP_AMF_STRING,
ngx_string("level"),
"status", 0 },
{ NGX_RTMP_AMF_STRING,
ngx_string("description"),
"Started playing.", 0 },
};
static ngx_rtmp_amf_elt_t out_elts[] = {
{ NGX_RTMP_AMF_STRING,
ngx_null_string,
"onFCSubscribe", 0 },
{ NGX_RTMP_AMF_NUMBER,
ngx_null_string,
&trans, 0 },
{ NGX_RTMP_AMF_NULL,
ngx_null_string,
NULL, 0 },
{ NGX_RTMP_AMF_OBJECT,
ngx_null_string,
out_inf,
sizeof(out_inf) },
};
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"fcsubscribe: name='%s'", v->name);
/* send onFCSubscribe reply */
memset(&h, 0, sizeof(h));
h.type = NGX_RTMP_MSG_AMF_CMD;
h.csid = NGX_RTMP_CMD_CSID_AMF;
h.msid = NGX_RTMP_CMD_MSID;
if (ngx_rtmp_send_amf(s, &h, out_elts,
sizeof(out_elts) / sizeof(out_elts[0])) != NGX_OK)
{
return NGX_ERROR;
}
return NGX_OK;
}
static ngx_int_t
ngx_rtmp_cmd_disconnect(ngx_rtmp_session_t *s, ngx_rtmp_header_t *h,
ngx_chain_t *in)
{
return ngx_rtmp_delete_stream
? ngx_rtmp_delete_stream(s, NULL)
: NGX_OK;
}
static ngx_rtmp_amf_handler_t ngx_rtmp_cmd_map[] = {
{ ngx_string("connect"), ngx_rtmp_cmd_connect_init },
{ ngx_string("createStream"), ngx_rtmp_cmd_create_stream_init },
{ ngx_string("deleteStream"), ngx_rtmp_cmd_delete_stream_init },
{ ngx_string("publish"), ngx_rtmp_cmd_publish_init },
{ ngx_string("fcpublish"), ngx_rtmp_cmd_fcpublish_init },
/*{ ngx_string("fcunpublish"), ngx_rtmp_cmd_fcunpublish_init },*/
{ ngx_string("play"), ngx_rtmp_cmd_play_init },
{ ngx_string("fcsubscribe"), ngx_rtmp_cmd_fcsubscribe_init },
/*{ ngx_string("fcunsubscribe"), ngx_rtmp_cmd_fcunsubscribe_init },*/
};
static ngx_int_t
ngx_rtmp_cmd_postconfiguration(ngx_conf_t *cf)
{
ngx_rtmp_core_main_conf_t *cmcf;
ngx_rtmp_handler_pt *h;
ngx_rtmp_amf_handler_t *ch, *bh;
size_t n, ncalls;
cmcf = ngx_rtmp_conf_get_module_main_conf(cf, ngx_rtmp_core_module);
/* redirect disconnects to deleteStream
* to free client modules from registering
* disconnect callback */
h = ngx_array_push(&cmcf->events[NGX_RTMP_DISCONNECT]);
*h = ngx_rtmp_cmd_disconnect;
/* register AMF callbacks */
ncalls = sizeof(ngx_rtmp_cmd_map) / sizeof(ngx_rtmp_cmd_map[0]);
ch = ngx_array_push_n(&cmcf->amf, ncalls);
if (h == NULL) {
return NGX_ERROR;
}
bh = ngx_rtmp_cmd_map;
for(n = 0; n < ncalls; ++n, ++ch, ++bh) {
*ch = *bh;
}
/* set initial handlers */
ngx_rtmp_connect = ngx_rtmp_cmd_connect;
ngx_rtmp_create_stream = ngx_rtmp_cmd_create_stream;
ngx_rtmp_delete_stream = ngx_rtmp_cmd_delete_stream;
ngx_rtmp_publish = ngx_rtmp_cmd_publish;
ngx_rtmp_fcpublish = ngx_rtmp_cmd_fcpublish;
/*ngx_rtmp_fcunpublish = ngx_rtmp_cmd_fcunpublish;*/
ngx_rtmp_play = ngx_rtmp_cmd_play;
ngx_rtmp_fcsubscribe = ngx_rtmp_cmd_fcsubscribe;
/*ngx_rtmp_fcunsubscribe = ngx_rtmp_cmd_fcunsubsrcibe;*/
return NGX_OK;
}