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/*
* Copyright (C) Roman Arutyunyan
* Copyright (C) Winshining
*/
#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_md5.h>
#include <ngx_http.h>
#include "ngx_rtmp.h"
#include "ngx_rtmp_cmd_module.h"
#include "ngx_rtmp_netcall_module.h"
#include "ngx_rtmp_record_module.h"
#include "ngx_rtmp_relay_module.h"
static ngx_rtmp_connect_pt next_connect;
static ngx_rtmp_disconnect_pt next_disconnect;
static ngx_rtmp_publish_pt next_publish;
static ngx_rtmp_play_pt next_play;
static ngx_rtmp_close_stream_pt next_close_stream;
static ngx_rtmp_record_done_pt next_record_done;
static char *ngx_rtmp_notify_on_srv_event(ngx_conf_t *cf, ngx_command_t *cmd,
void *conf);
static char *ngx_rtmp_notify_on_app_event(ngx_conf_t *cf, ngx_command_t *cmd,
void *conf);
static char *ngx_rtmp_notify_method(ngx_conf_t *cf, ngx_command_t *cmd,
void *conf);
static ngx_int_t ngx_rtmp_notify_postconfiguration(ngx_conf_t *cf);
static void * ngx_rtmp_notify_create_app_conf(ngx_conf_t *cf);
static char * ngx_rtmp_notify_merge_app_conf(ngx_conf_t *cf,
void *parent, void *child);
static void *ngx_rtmp_notify_create_srv_conf(ngx_conf_t *cf);
static char *ngx_rtmp_notify_merge_srv_conf(ngx_conf_t *cf, void *parent,
void *child);
static ngx_int_t ngx_rtmp_notify_done(ngx_rtmp_session_t *s, char *cbname,
ngx_uint_t url_idx);
ngx_str_t ngx_rtmp_notify_urlencoded =
ngx_string("application/x-www-form-urlencoded");
#define NGX_RTMP_NOTIFY_PUBLISHING 0x01
#define NGX_RTMP_NOTIFY_PLAYING 0x02
enum {
NGX_RTMP_NOTIFY_CONNECT,
NGX_RTMP_NOTIFY_DISCONNECT,
NGX_RTMP_NOTIFY_SRV_MAX
};
enum {
NGX_RTMP_NOTIFY_PLAY,
NGX_RTMP_NOTIFY_PUBLISH,
NGX_RTMP_NOTIFY_PLAY_DONE,
NGX_RTMP_NOTIFY_PUBLISH_DONE,
NGX_RTMP_NOTIFY_DONE,
NGX_RTMP_NOTIFY_RECORD_DONE,
NGX_RTMP_NOTIFY_UPDATE,
NGX_RTMP_NOTIFY_APP_MAX
};
typedef struct {
ngx_url_t *url[NGX_RTMP_NOTIFY_APP_MAX];
ngx_flag_t active;
ngx_uint_t method;
ngx_msec_t update_timeout;
ngx_flag_t update_strict;
ngx_flag_t relay_redirect;
ngx_flag_t no_resolve;
} ngx_rtmp_notify_app_conf_t;
typedef struct {
ngx_url_t *url[NGX_RTMP_NOTIFY_SRV_MAX];
ngx_uint_t method;
} ngx_rtmp_notify_srv_conf_t;
typedef struct {
ngx_uint_t flags;
u_char name[NGX_RTMP_MAX_NAME];
u_char args[NGX_RTMP_MAX_ARGS];
ngx_event_t update_evt;
time_t start;
} ngx_rtmp_notify_ctx_t;
typedef struct {
u_char *cbname;
ngx_uint_t url_idx;
} ngx_rtmp_notify_done_t;
static ngx_command_t ngx_rtmp_notify_commands[] = {
{ ngx_string("on_connect"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_CONF_TAKE1,
ngx_rtmp_notify_on_srv_event,
NGX_RTMP_SRV_CONF_OFFSET,
0,
NULL },
{ ngx_string("on_disconnect"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_CONF_TAKE1,
ngx_rtmp_notify_on_srv_event,
NGX_RTMP_SRV_CONF_OFFSET,
0,
NULL },
{ ngx_string("on_publish"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_rtmp_notify_on_app_event,
NGX_RTMP_APP_CONF_OFFSET,
0,
NULL },
{ ngx_string("on_play"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_rtmp_notify_on_app_event,
NGX_RTMP_APP_CONF_OFFSET,
0,
NULL },
{ ngx_string("on_publish_done"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_rtmp_notify_on_app_event,
NGX_RTMP_APP_CONF_OFFSET,
0,
NULL },
{ ngx_string("on_play_done"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_rtmp_notify_on_app_event,
NGX_RTMP_APP_CONF_OFFSET,
0,
NULL },
{ ngx_string("on_done"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_rtmp_notify_on_app_event,
NGX_RTMP_APP_CONF_OFFSET,
0,
NULL },
{ ngx_string("on_record_done"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_RTMP_REC_CONF|
NGX_CONF_TAKE1,
ngx_rtmp_notify_on_app_event,
NGX_RTMP_APP_CONF_OFFSET,
0,
NULL },
{ ngx_string("on_update"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_rtmp_notify_on_app_event,
NGX_RTMP_APP_CONF_OFFSET,
0,
NULL },
{ ngx_string("notify_method"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_rtmp_notify_method,
NGX_RTMP_APP_CONF_OFFSET,
0,
NULL },
{ ngx_string("notify_update_timeout"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_conf_set_msec_slot,
NGX_RTMP_APP_CONF_OFFSET,
offsetof(ngx_rtmp_notify_app_conf_t, update_timeout),
NULL },
{ ngx_string("notify_update_strict"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_conf_set_flag_slot,
NGX_RTMP_APP_CONF_OFFSET,
offsetof(ngx_rtmp_notify_app_conf_t, update_strict),
NULL },
{ ngx_string("notify_relay_redirect"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_conf_set_flag_slot,
NGX_RTMP_APP_CONF_OFFSET,
offsetof(ngx_rtmp_notify_app_conf_t, relay_redirect),
NULL },
{ ngx_string("notify_no_resolve"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_conf_set_flag_slot,
NGX_RTMP_APP_CONF_OFFSET,
offsetof(ngx_rtmp_notify_app_conf_t, no_resolve),
NULL },
ngx_null_command
};
static ngx_rtmp_module_t ngx_rtmp_notify_module_ctx = {
NULL, /* preconfiguration */
ngx_rtmp_notify_postconfiguration, /* postconfiguration */
NULL, /* create main configuration */
NULL, /* init main configuration */
ngx_rtmp_notify_create_srv_conf, /* create server configuration */
ngx_rtmp_notify_merge_srv_conf, /* merge server configuration */
ngx_rtmp_notify_create_app_conf, /* create app configuration */
ngx_rtmp_notify_merge_app_conf /* merge app configuration */
};
ngx_module_t ngx_rtmp_notify_module = {
NGX_MODULE_V1,
&ngx_rtmp_notify_module_ctx, /* module context */
ngx_rtmp_notify_commands, /* 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 void *
ngx_rtmp_notify_create_app_conf(ngx_conf_t *cf)
{
ngx_rtmp_notify_app_conf_t *nacf;
ngx_uint_t n;
nacf = ngx_pcalloc(cf->pool, sizeof(ngx_rtmp_notify_app_conf_t));
if (nacf == NULL) {
return NULL;
}
for (n = 0; n < NGX_RTMP_NOTIFY_APP_MAX; ++n) {
nacf->url[n] = NGX_CONF_UNSET_PTR;
}
nacf->method = NGX_CONF_UNSET_UINT;
nacf->update_timeout = NGX_CONF_UNSET_MSEC;
nacf->update_strict = NGX_CONF_UNSET;
nacf->relay_redirect = NGX_CONF_UNSET;
nacf->no_resolve = NGX_CONF_UNSET;
return nacf;
}
static char *
ngx_rtmp_notify_merge_app_conf(ngx_conf_t *cf, void *parent, void *child)
{
ngx_rtmp_notify_app_conf_t *prev = parent;
ngx_rtmp_notify_app_conf_t *conf = child;
ngx_uint_t n;
for (n = 0; n < NGX_RTMP_NOTIFY_APP_MAX; ++n) {
ngx_conf_merge_ptr_value(conf->url[n], prev->url[n], NULL);
if (conf->url[n]) {
conf->active = 1;
}
}
if (conf->active) {
prev->active = 1;
}
ngx_conf_merge_uint_value(conf->method, prev->method,
NGX_RTMP_NETCALL_HTTP_POST);
ngx_conf_merge_msec_value(conf->update_timeout, prev->update_timeout,
30000);
ngx_conf_merge_value(conf->update_strict, prev->update_strict, 0);
ngx_conf_merge_value(conf->relay_redirect, prev->relay_redirect, 0);
ngx_conf_merge_value(conf->no_resolve, prev->no_resolve, 1);
return NGX_CONF_OK;
}
static void *
ngx_rtmp_notify_create_srv_conf(ngx_conf_t *cf)
{
ngx_rtmp_notify_srv_conf_t *nscf;
ngx_uint_t n;
nscf = ngx_pcalloc(cf->pool, sizeof(ngx_rtmp_notify_srv_conf_t));
if (nscf == NULL) {
return NULL;
}
for (n = 0; n < NGX_RTMP_NOTIFY_SRV_MAX; ++n) {
nscf->url[n] = NGX_CONF_UNSET_PTR;
}
nscf->method = NGX_CONF_UNSET_UINT;
return nscf;
}
static char *
ngx_rtmp_notify_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child)
{
ngx_rtmp_notify_srv_conf_t *prev = parent;
ngx_rtmp_notify_srv_conf_t *conf = child;
ngx_uint_t n;
for (n = 0; n < NGX_RTMP_NOTIFY_SRV_MAX; ++n) {
ngx_conf_merge_ptr_value(conf->url[n], prev->url[n], NULL);
}
ngx_conf_merge_uint_value(conf->method, prev->method,
NGX_RTMP_NETCALL_HTTP_POST);
return NGX_CONF_OK;
}
static ngx_chain_t *
ngx_rtmp_notify_create_request(ngx_rtmp_session_t *s, ngx_pool_t *pool,
ngx_uint_t url_idx, ngx_chain_t *args)
{
ngx_rtmp_notify_app_conf_t *nacf;
ngx_chain_t *al, *bl, *cl;
ngx_url_t *url;
nacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_notify_module);
url = nacf->url[url_idx];
al = ngx_rtmp_netcall_http_format_session(s, pool);
if (al == NULL) {
return NULL;
}
al->next = args;
bl = NULL;
if (nacf->method == NGX_RTMP_NETCALL_HTTP_POST) {
cl = al;
al = bl;
bl = cl;
}
return ngx_rtmp_netcall_http_format_request(nacf->method, &url->host,
&url->uri, al, bl, pool,
&ngx_rtmp_notify_urlencoded);
}
static ngx_chain_t *
ngx_rtmp_notify_connect_create(ngx_rtmp_session_t *s, void *arg,
ngx_pool_t *pool)
{
ngx_rtmp_connect_t *v = arg;
ngx_rtmp_notify_srv_conf_t *nscf;
ngx_url_t *url;
ngx_chain_t *al, *bl;
ngx_buf_t *b;
ngx_str_t *addr_text;
size_t app_len, args_len, flashver_len,
swf_url_len, tc_url_len, page_url_len;
nscf = ngx_rtmp_get_module_srv_conf(s, ngx_rtmp_notify_module);
al = ngx_alloc_chain_link(pool);
if (al == NULL) {
return NULL;
}
/* these values are still missing in session
* so we have to construct the request from
* connection struct */
app_len = ngx_strlen(v->app);
args_len = ngx_strlen(v->args);
flashver_len = ngx_strlen(v->flashver);
swf_url_len = ngx_strlen(v->swf_url);
tc_url_len = ngx_strlen(v->tc_url);
page_url_len = ngx_strlen(v->page_url);
addr_text = &s->connection->addr_text;
b = ngx_create_temp_buf(pool,
sizeof("call=connect") - 1 +
sizeof("&app=") - 1 + app_len * 3 +
sizeof("&flashver=") - 1 + flashver_len * 3 +
sizeof("&swfurl=") - 1 + swf_url_len * 3 +
sizeof("&tcurl=") - 1 + tc_url_len * 3 +
sizeof("&pageurl=") - 1 + page_url_len * 3 +
sizeof("&addr=") - 1 + addr_text->len * 3 +
sizeof("&epoch=") - 1 + NGX_INT32_LEN +
1 + args_len
);
if (b == NULL) {
return NULL;
}
al->buf = b;
al->next = NULL;
b->last = ngx_cpymem(b->last, (u_char*) "app=", sizeof("app=") - 1);
b->last = (u_char*) ngx_escape_uri(b->last, v->app, app_len,
NGX_ESCAPE_ARGS);
b->last = ngx_cpymem(b->last, (u_char*) "&flashver=",
sizeof("&flashver=") - 1);
b->last = (u_char*) ngx_escape_uri(b->last, v->flashver, flashver_len,
NGX_ESCAPE_ARGS);
b->last = ngx_cpymem(b->last, (u_char*) "&swfurl=",
sizeof("&swfurl=") - 1);
b->last = (u_char*) ngx_escape_uri(b->last, v->swf_url, swf_url_len,
NGX_ESCAPE_ARGS);
b->last = ngx_cpymem(b->last, (u_char*) "&tcurl=",
sizeof("&tcurl=") - 1);
b->last = (u_char*) ngx_escape_uri(b->last, v->tc_url, tc_url_len,
NGX_ESCAPE_ARGS);
b->last = ngx_cpymem(b->last, (u_char*) "&pageurl=",
sizeof("&pageurl=") - 1);
b->last = (u_char*) ngx_escape_uri(b->last, v->page_url, page_url_len,
NGX_ESCAPE_ARGS);
b->last = ngx_cpymem(b->last, (u_char*) "&addr=", sizeof("&addr=") -1);
b->last = (u_char*) ngx_escape_uri(b->last, addr_text->data,
addr_text->len, NGX_ESCAPE_ARGS);
b->last = ngx_cpymem(b->last, (u_char*) "&epoch=", sizeof("&epoch=") -1);
b->last = ngx_sprintf(b->last, "%uD", (uint32_t) s->epoch);
b->last = ngx_cpymem(b->last, (u_char*) "&call=connect",
sizeof("&call=connect") - 1);
if (args_len) {
*b->last++ = '&';
b->last = (u_char *) ngx_cpymem(b->last, v->args, args_len);
}
url = nscf->url[NGX_RTMP_NOTIFY_CONNECT];
bl = NULL;
if (nscf->method == NGX_RTMP_NETCALL_HTTP_POST) {
bl = al;
al = NULL;
}
return ngx_rtmp_netcall_http_format_request(nscf->method, &url->host,
&url->uri, al, bl, pool,
&ngx_rtmp_notify_urlencoded);
}
static ngx_chain_t *
ngx_rtmp_notify_disconnect_create(ngx_rtmp_session_t *s, void *arg,
ngx_pool_t *pool)
{
ngx_rtmp_notify_srv_conf_t *nscf;
ngx_url_t *url;
ngx_chain_t *al, *bl, *pl;
ngx_buf_t *b;
nscf = ngx_rtmp_get_module_srv_conf(s, ngx_rtmp_notify_module);
pl = ngx_alloc_chain_link(pool);
if (pl == NULL) {
return NULL;
}
b = ngx_create_temp_buf(pool,
sizeof("&call=disconnect") +
sizeof("&app=") + s->app.len * 3 +
1 + s->args.len);
if (b == NULL) {
return NULL;
}
pl->buf = b;
pl->next = NULL;
b->last = ngx_cpymem(b->last, (u_char*) "&call=disconnect",
sizeof("&call=disconnect") - 1);
b->last = ngx_cpymem(b->last, (u_char*) "&app=", sizeof("&app=") - 1);
b->last = (u_char*) ngx_escape_uri(b->last, s->app.data, s->app.len,
NGX_ESCAPE_ARGS);
if (s->args.len) {
*b->last++ = '&';
b->last = (u_char *) ngx_cpymem(b->last, s->args.data, s->args.len);
}
url = nscf->url[NGX_RTMP_NOTIFY_DISCONNECT];
al = ngx_rtmp_netcall_http_format_session(s, pool);
if (al == NULL) {
return NULL;
}
al->next = pl;
bl = NULL;
if (nscf->method == NGX_RTMP_NETCALL_HTTP_POST) {
bl = al;
al = NULL;
}
return ngx_rtmp_netcall_http_format_request(nscf->method, &url->host,
&url->uri, al, bl, pool,
&ngx_rtmp_notify_urlencoded);
}
static ngx_chain_t *
ngx_rtmp_notify_publish_create(ngx_rtmp_session_t *s, void *arg,
ngx_pool_t *pool)
{
ngx_rtmp_publish_t *v = arg;
ngx_chain_t *pl;
ngx_buf_t *b;
size_t name_len, type_len, args_len;
pl = ngx_alloc_chain_link(pool);
if (pl == NULL) {
return NULL;
}
name_len = ngx_strlen(v->name);
type_len = ngx_strlen(v->type);
args_len = ngx_strlen(v->args);
b = ngx_create_temp_buf(pool,
sizeof("&call=publish") +
sizeof("&name=") + name_len * 3 +
sizeof("&type=") + type_len * 3 +
1 + args_len);
if (b == NULL) {
return NULL;
}
pl->buf = b;
pl->next = NULL;
b->last = ngx_cpymem(b->last, (u_char*) "&call=publish",
sizeof("&call=publish") - 1);
b->last = ngx_cpymem(b->last, (u_char*) "&name=", sizeof("&name=") - 1);
b->last = (u_char*) ngx_escape_uri(b->last, v->name, name_len,
NGX_ESCAPE_ARGS);
b->last = ngx_cpymem(b->last, (u_char*) "&type=", sizeof("&type=") - 1);
b->last = (u_char*) ngx_escape_uri(b->last, v->type, type_len,
NGX_ESCAPE_ARGS);
if (args_len) {
*b->last++ = '&';
b->last = (u_char *) ngx_cpymem(b->last, v->args, args_len);
}
return ngx_rtmp_notify_create_request(s, pool, NGX_RTMP_NOTIFY_PUBLISH, pl);
}
static ngx_chain_t *
ngx_rtmp_notify_play_create(ngx_rtmp_session_t *s, void *arg,
ngx_pool_t *pool)
{
ngx_rtmp_play_t *v = arg;
ngx_chain_t *pl;
ngx_buf_t *b;
size_t name_len, args_len;
pl = ngx_alloc_chain_link(pool);
if (pl == NULL) {
return NULL;
}
name_len = ngx_strlen(v->name);
args_len = ngx_strlen(v->args);
b = ngx_create_temp_buf(pool,
sizeof("&call=play") +
sizeof("&name=") + name_len * 3 +
sizeof("&start=&duration=&reset=") +
NGX_INT32_LEN * 3 + 1 + args_len);
if (b == NULL) {
return NULL;
}
pl->buf = b;
pl->next = NULL;
b->last = ngx_cpymem(b->last, (u_char*) "&call=play",
sizeof("&call=play") - 1);
b->last = ngx_cpymem(b->last, (u_char*) "&name=", sizeof("&name=") - 1);
b->last = (u_char*) ngx_escape_uri(b->last, v->name, name_len,
NGX_ESCAPE_ARGS);
b->last = ngx_snprintf(b->last, b->end - b->last,
"&start=%uD&duration=%uD&reset=%d",
(uint32_t) v->start, (uint32_t) v->duration,
v->reset & 1);
if (args_len) {
*b->last++ = '&';
b->last = (u_char *) ngx_cpymem(b->last, v->args, args_len);
}
return ngx_rtmp_notify_create_request(s, pool, NGX_RTMP_NOTIFY_PLAY, pl);
}
static ngx_chain_t *
ngx_rtmp_notify_done_create(ngx_rtmp_session_t *s, void *arg,
ngx_pool_t *pool)
{
ngx_rtmp_notify_done_t *ds = arg;
ngx_chain_t *pl;
ngx_buf_t *b;
size_t cbname_len, name_len, args_len;
ngx_rtmp_notify_ctx_t *ctx;
ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_notify_module);
pl = ngx_alloc_chain_link(pool);
if (pl == NULL) {
return NULL;
}
cbname_len = ngx_strlen(ds->cbname);
name_len = ctx ? ngx_strlen(ctx->name) : 0;
args_len = ctx ? ngx_strlen(ctx->args) : 0;
b = ngx_create_temp_buf(pool,
sizeof("&call=") + cbname_len +
sizeof("&name=") + name_len * 3 +
1 + args_len);
if (b == NULL) {
return NULL;
}
pl->buf = b;
pl->next = NULL;
b->last = ngx_cpymem(b->last, (u_char*) "&call=", sizeof("&call=") - 1);
b->last = ngx_cpymem(b->last, ds->cbname, cbname_len);
if (name_len) {
b->last = ngx_cpymem(b->last, (u_char*) "&name=", sizeof("&name=") - 1);
b->last = (u_char*) ngx_escape_uri(b->last, ctx->name, name_len,
NGX_ESCAPE_ARGS);
}
if (args_len) {
*b->last++ = '&';
b->last = (u_char *) ngx_cpymem(b->last, ctx->args, args_len);
}
return ngx_rtmp_notify_create_request(s, pool, ds->url_idx, pl);
}
static ngx_chain_t *
ngx_rtmp_notify_update_create(ngx_rtmp_session_t *s, void *arg,
ngx_pool_t *pool)
{
ngx_chain_t *pl;
ngx_buf_t *b;
size_t name_len, args_len;
ngx_rtmp_notify_ctx_t *ctx;
ngx_str_t sfx;
ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_notify_module);
pl = ngx_alloc_chain_link(pool);
if (pl == NULL) {
return NULL;
}
if (ctx->flags & NGX_RTMP_NOTIFY_PUBLISHING) {
ngx_str_set(&sfx, "_publish");
} else if (ctx->flags & NGX_RTMP_NOTIFY_PLAYING) {
ngx_str_set(&sfx, "_play");
} else {
ngx_str_null(&sfx);
}
name_len = ctx ? ngx_strlen(ctx->name) : 0;
args_len = ctx ? ngx_strlen(ctx->args) : 0;
b = ngx_create_temp_buf(pool,
sizeof("&call=update") + sfx.len +
sizeof("&time=") + NGX_TIME_T_LEN +
sizeof("×tamp=") + NGX_INT32_LEN +
sizeof("&name=") + name_len * 3 +
1 + args_len);
if (b == NULL) {
return NULL;
}
pl->buf = b;
pl->next = NULL;
b->last = ngx_cpymem(b->last, (u_char*) "&call=update",
sizeof("&call=update") - 1);
b->last = ngx_cpymem(b->last, sfx.data, sfx.len);
b->last = ngx_cpymem(b->last, (u_char *) "&time=",
sizeof("&time=") - 1);
b->last = ngx_sprintf(b->last, "%T", ngx_cached_time->sec - ctx->start);
b->last = ngx_cpymem(b->last, (u_char *) "×tamp=",
sizeof("×tamp=") - 1);
b->last = ngx_sprintf(b->last, "%D", s->current_time);
if (name_len) {
b->last = ngx_cpymem(b->last, (u_char*) "&name=", sizeof("&name=") - 1);
b->last = (u_char*) ngx_escape_uri(b->last, ctx->name, name_len,
NGX_ESCAPE_ARGS);
}
if (args_len) {
*b->last++ = '&';
b->last = (u_char *) ngx_cpymem(b->last, ctx->args, args_len);
}
return ngx_rtmp_notify_create_request(s, pool, NGX_RTMP_NOTIFY_UPDATE, pl);
}
static ngx_chain_t *
ngx_rtmp_notify_record_done_create(ngx_rtmp_session_t *s, void *arg,
ngx_pool_t *pool)
{
ngx_rtmp_record_done_t *v = arg;
ngx_rtmp_notify_ctx_t *ctx;
ngx_chain_t *pl;
ngx_buf_t *b;
size_t name_len, args_len;
ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_notify_module);
pl = ngx_alloc_chain_link(pool);
if (pl == NULL) {
return NULL;
}
name_len = ngx_strlen(ctx->name);
args_len = ngx_strlen(ctx->args);
b = ngx_create_temp_buf(pool,
sizeof("&call=record_done") +
sizeof("&recorder=") + v->recorder.len +
sizeof("&name=") + name_len * 3 +
sizeof("&path=") + v->path.len * 3 +
1 + args_len);
if (b == NULL) {
return NULL;
}
pl->buf = b;
pl->next = NULL;
b->last = ngx_cpymem(b->last, (u_char*) "&call=record_done",
sizeof("&call=record_done") - 1);
b->last = ngx_cpymem(b->last, (u_char *) "&recorder=",
sizeof("&recorder=") - 1);
b->last = (u_char*) ngx_escape_uri(b->last, v->recorder.data,
v->recorder.len, NGX_ESCAPE_ARGS);
b->last = ngx_cpymem(b->last, (u_char*) "&name=", sizeof("&name=") - 1);
b->last = (u_char*) ngx_escape_uri(b->last, ctx->name, name_len,
NGX_ESCAPE_ARGS);
b->last = ngx_cpymem(b->last, (u_char*) "&path=", sizeof("&path=") - 1);
b->last = (u_char*) ngx_escape_uri(b->last, v->path.data, v->path.len,
NGX_ESCAPE_ARGS);
if (args_len) {
*b->last++ = '&';
b->last = (u_char *) ngx_cpymem(b->last, ctx->args, args_len);
}
return ngx_rtmp_notify_create_request(s, pool, NGX_RTMP_NOTIFY_RECORD_DONE,
pl);
}
static ngx_int_t
ngx_rtmp_notify_parse_http_retcode(ngx_rtmp_session_t *s,
ngx_chain_t *in)
{
ngx_buf_t *b;
ngx_int_t n;
u_char c;
/* find 10th character */
n = 9;
while (in) {
b = in->buf;
if (b->last - b->pos > n) {
c = b->pos[n];
if (c >= (u_char)'0' && c <= (u_char)'9') {
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"notify: HTTP retcode: %dxx", (int)(c - '0'));
switch (c) {
case (u_char) '2':
return NGX_OK;
case (u_char) '3':
return NGX_AGAIN;
default:
return NGX_ERROR;
}
}
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"notify: invalid HTTP retcode: %d..", (int)c);
return NGX_ERROR;
}
n -= (b->last - b->pos);
in = in->next;
}
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"notify: empty or broken HTTP response");
/*
* not enough data;
* it can happen in case of empty or broken reply
*/
return NGX_ERROR;
}
static ngx_int_t
ngx_rtmp_notify_parse_http_header(ngx_rtmp_session_t *s,
ngx_chain_t *in, ngx_str_t *name, u_char *data, size_t len)
{
ngx_buf_t *b;
ngx_int_t matched;
u_char *p, c;
ngx_uint_t n;
enum {
parse_name,
parse_space,
parse_value,
parse_value_newline
} state = parse_name;
n = 0;
matched = 0;
while (in) {
b = in->buf;
for (p = b->pos; p != b->last; ++p) {
c = *p;
if (c == '\r') {
continue;
}
switch (state) {
case parse_value_newline:
if (c == ' ' || c == '\t') {
state = parse_space;
break;
}
if (matched) {
return n;
}
if (c == '\n') {
return NGX_OK;
}
n = 0;
state = parse_name;
/* fall through */
case parse_name:
switch (c) {
case ':':
matched = (n == name->len);
n = 0;
state = parse_space;
break;
case '\n':
n = 0;
break;
default:
if (n < name->len &&
ngx_tolower(c) == ngx_tolower(name->data[n]))
{
++n;
break;
}
n = name->len + 1;
}
break;
case parse_space:
if (c == ' ' || c == '\t') {
break;
}
state = parse_value;
/* fall through */
case parse_value:
if (c == '\n') {
state = parse_value_newline;
break;
}
if (matched && n + 1 < len) {
data[n++] = c;
}
break;
}
}
in = in->next;
}
return NGX_OK;
}
static void
ngx_rtmp_notify_clear_flag(ngx_rtmp_session_t *s, ngx_uint_t flag)
{
ngx_rtmp_notify_ctx_t *ctx;
ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_notify_module);
ctx->flags &= ~flag;
}
static ngx_int_t
ngx_rtmp_notify_connect_handle(ngx_rtmp_session_t *s,
void *arg, ngx_chain_t *in)
{
ngx_rtmp_connect_t *v = arg;
ngx_http_request_t *r;
ngx_int_t rc;
u_char app[NGX_RTMP_MAX_NAME];
static ngx_rtmp_play_t p;
static ngx_str_t location = ngx_string("location");
rc = ngx_rtmp_notify_parse_http_retcode(s, in);
if (rc == NGX_ERROR) {
return NGX_ERROR;
}
if (rc == NGX_AGAIN) {
ngx_log_debug0(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"notify: connect redirect received");
rc = ngx_rtmp_notify_parse_http_header(s, in, &location, app,
sizeof(app) - 1);
if (rc > 0) {
*ngx_cpymem(v->app, app, rc) = 0;
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"notify: connect redirect to '%s'", v->app);
}
}
rc = next_connect(s, v);
if (rc == NGX_OK && s->notify_connect) {
r = s->data;
if (r) {
ngx_memzero(&p, sizeof(ngx_rtmp_play_t));
ngx_memcpy(p.name, s->stream.data,
ngx_min(s->stream.len, NGX_RTMP_MAX_NAME - 1));
ngx_memcpy(p.args, s->args.data,
ngx_min(s->args.len, NGX_RTMP_MAX_ARGS - 1));
rc = ngx_rtmp_play(s, &p);
}
}
s->notify_connect = 0;
return rc;
}
static void
ngx_rtmp_notify_set_name(u_char *dst, size_t dst_len, u_char *src,
size_t src_len)
{
u_char result[16], *p;
ngx_md5_t md5;
ngx_md5_init(&md5);
ngx_md5_update(&md5, src, src_len);
ngx_md5_final(result, &md5);
p = ngx_hex_dump(dst, result, ngx_min((dst_len - 1) / 2, 16));
*p = '\0';
}
static ngx_int_t
ngx_rtmp_notify_publish_handle(ngx_rtmp_session_t *s,
void *arg, ngx_chain_t *in)
{
ngx_rtmp_publish_t *v = arg;
ngx_int_t rc;
ngx_str_t local_name;
ngx_rtmp_relay_target_t target;
ngx_url_t *u;
ngx_rtmp_notify_app_conf_t *nacf;
u_char name[NGX_RTMP_MAX_NAME];
static ngx_str_t location = ngx_string("location");
rc = ngx_rtmp_notify_parse_http_retcode(s, in);
if (rc == NGX_ERROR) {
ngx_rtmp_notify_clear_flag(s, NGX_RTMP_NOTIFY_PUBLISHING);
return NGX_ERROR;
}
if (rc != NGX_AGAIN) {
goto next;
}
/* HTTP 3xx */
ngx_log_debug0(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"notify: publish redirect received");
rc = ngx_rtmp_notify_parse_http_header(s, in, &location, name,
sizeof(name) - 1);
if (rc <= 0) {
goto next;
}
if (ngx_strncasecmp(name, (u_char *) "rtmp://", 7)) {
*ngx_cpymem(v->name, name, rc) = 0;
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"notify: publish redirect to '%s'", v->name);
goto next;
}
/* push */
nacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_notify_module);
if (nacf->relay_redirect) {
ngx_rtmp_notify_set_name(v->name, NGX_RTMP_MAX_NAME, name, (size_t) rc);
}
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"notify: push '%s' to '%*s'", v->name, rc, name);
local_name.data = v->name;
local_name.len = ngx_strlen(v->name);
ngx_memzero(&target, sizeof(target));
u = &target.url;
u->url = local_name;
u->url.data = name + 7;
u->url.len = rc - 7;
u->default_port = 1935;
u->uri_part = 1;
u->no_resolve = nacf->no_resolve; /* want ip here */
if (ngx_parse_url(s->connection->pool, u) != NGX_OK) {
ngx_log_error(NGX_LOG_ERR, s->connection->log, 0,
"notify: push failed '%V'", &local_name);
return NGX_ERROR;
}
ngx_rtmp_relay_push(s, &local_name, &target);
next:
return next_publish(s, v);
}
static ngx_int_t
ngx_rtmp_notify_play_handle(ngx_rtmp_session_t *s,
void *arg, ngx_chain_t *in)
{
ngx_rtmp_play_t *v = arg;
ngx_int_t rc;
ngx_str_t local_name;
ngx_rtmp_relay_target_t target;
ngx_url_t *u;
ngx_rtmp_notify_app_conf_t *nacf;
u_char name[NGX_RTMP_MAX_NAME];
static ngx_str_t location = ngx_string("location");
if (s->notify_play) {
s->notify_play = 0;
}
rc = ngx_rtmp_notify_parse_http_retcode(s, in);
if (rc == NGX_ERROR) {
ngx_rtmp_notify_clear_flag(s, NGX_RTMP_NOTIFY_PLAYING);
return NGX_ERROR;
}
if (rc != NGX_AGAIN) {
goto next;
}
/* HTTP 3xx */
ngx_log_debug0(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"notify: play redirect received");
rc = ngx_rtmp_notify_parse_http_header(s, in, &location, name,
sizeof(name) - 1);
if (rc <= 0) {
goto next;
}
if (ngx_strncasecmp(name, (u_char *) "rtmp://", 7)) {
*ngx_cpymem(v->name, name, rc) = 0;
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"notify: play redirect to '%s'", v->name);
goto next;
}
/* pull */
nacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_notify_module);
if (nacf->relay_redirect) {
ngx_rtmp_notify_set_name(v->name, NGX_RTMP_MAX_NAME, name, (size_t) rc);
}
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"notify: pull '%s' from '%*s'", v->name, rc, name);
local_name.data = v->name;
local_name.len = ngx_strlen(v->name);
ngx_memzero(&target, sizeof(target));
u = &target.url;
u->url = local_name;
u->url.data = name + 7;
u->url.len = rc - 7;
u->default_port = 1935;
u->uri_part = 1;
u->no_resolve = nacf->no_resolve; /* want ip here */
if (ngx_parse_url(s->connection->pool, u) != NGX_OK) {
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"notify: pull failed '%V'", &local_name);
return NGX_ERROR;
}
ngx_rtmp_relay_pull(s, &local_name, &target);
next:
return next_play(s, v);
}
static ngx_int_t
ngx_rtmp_notify_update_handle(ngx_rtmp_session_t *s,
void *arg, ngx_chain_t *in)
{
ngx_rtmp_notify_app_conf_t *nacf;
ngx_rtmp_notify_ctx_t *ctx;
ngx_int_t rc;
nacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_notify_module);
rc = ngx_rtmp_notify_parse_http_retcode(s, in);
if ((!nacf->update_strict && rc == NGX_ERROR) ||
(nacf->update_strict && rc != NGX_OK))
{
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"notify: update failed");
return NGX_ERROR;
}
ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_notify_module);
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"notify: schedule update %Mms",
nacf->update_timeout);
ngx_add_timer(&ctx->update_evt, nacf->update_timeout);
return NGX_OK;
}
static void
ngx_rtmp_notify_update(ngx_event_t *e)
{
ngx_rtmp_session_t *s;
ngx_rtmp_notify_app_conf_t *nacf;
ngx_rtmp_netcall_init_t ci;
ngx_url_t *url;
s = e->data;
nacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_notify_module);
url = nacf->url[NGX_RTMP_NOTIFY_UPDATE];
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"notify: update '%V'", &url->url);
ngx_memzero(&ci, sizeof(ci));
ci.url = url;
ci.create = ngx_rtmp_notify_update_create;
ci.handle = ngx_rtmp_notify_update_handle;
if (ngx_rtmp_netcall_create(s, &ci) == NGX_OK) {
return;
}
/* schedule next update on connection error */
ngx_rtmp_notify_update_handle(s, NULL, NULL);
}
static void
ngx_rtmp_notify_init(ngx_rtmp_session_t *s,
u_char name[NGX_RTMP_MAX_NAME], u_char args[NGX_RTMP_MAX_ARGS],
ngx_uint_t flags)
{
ngx_rtmp_notify_ctx_t *ctx;
ngx_rtmp_notify_app_conf_t *nacf;
ngx_event_t *e;
nacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_notify_module);
if (!nacf->active) {
return;
}
ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_notify_module);
if (ctx == NULL) {
ctx = ngx_pcalloc(s->connection->pool, sizeof(ngx_rtmp_notify_ctx_t));
if (ctx == NULL) {
return;
}
ngx_rtmp_set_ctx(s, ctx, ngx_rtmp_notify_module);
}
ngx_memcpy(ctx->name, name, NGX_RTMP_MAX_NAME);
ngx_memcpy(ctx->args, args, NGX_RTMP_MAX_ARGS);
ctx->flags |= flags;
if (nacf->url[NGX_RTMP_NOTIFY_UPDATE] == NULL ||
nacf->update_timeout == 0)
{
return;
}
if (ctx->update_evt.timer_set) {
return;
}
ctx->start = ngx_cached_time->sec;
e = &ctx->update_evt;
e->data = s;
e->log = s->connection->log;
e->handler = ngx_rtmp_notify_update;
ngx_add_timer(e, nacf->update_timeout);
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"notify: schedule initial update %Mms",
nacf->update_timeout);
}
static ngx_int_t
ngx_rtmp_notify_connect(ngx_rtmp_session_t *s, ngx_rtmp_connect_t *v)
{
ngx_rtmp_notify_srv_conf_t *nscf;
ngx_rtmp_netcall_init_t ci;
ngx_url_t *url;
if (s->auto_pushed || s->relay) {
goto next;
}
nscf = ngx_rtmp_get_module_srv_conf(s, ngx_rtmp_notify_module);
url = nscf->url[NGX_RTMP_NOTIFY_CONNECT];
if (url == NULL) {
goto next;
}
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"notify: connect '%V'", &url->url);
ngx_memzero(&ci, sizeof(ci));
ci.url = url;
ci.create = ngx_rtmp_notify_connect_create;
ci.handle = ngx_rtmp_notify_connect_handle;
ci.arg = v;
ci.argsize = sizeof(*v);
s->notify_connect = 1;
return ngx_rtmp_netcall_create(s, &ci);
next:
return next_connect(s, v);
}
static ngx_int_t
ngx_rtmp_notify_disconnect(ngx_rtmp_session_t *s)
{
ngx_rtmp_notify_srv_conf_t *nscf;
ngx_rtmp_netcall_init_t ci;
ngx_url_t *url;
if (s->auto_pushed || s->relay) {
goto next;
}
nscf = ngx_rtmp_get_module_srv_conf(s, ngx_rtmp_notify_module);
url = nscf->url[NGX_RTMP_NOTIFY_DISCONNECT];
if (url == NULL) {
goto next;
}
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"notify: disconnect '%V'", &url->url);
ngx_memzero(&ci, sizeof(ci));
ci.url = url;
ci.create = ngx_rtmp_notify_disconnect_create;
ngx_rtmp_netcall_create(s, &ci);
next:
return next_disconnect(s);
}
static ngx_int_t
ngx_rtmp_notify_publish(ngx_rtmp_session_t *s, ngx_rtmp_publish_t *v)
{
ngx_rtmp_notify_app_conf_t *nacf;
ngx_rtmp_netcall_init_t ci;
ngx_url_t *url;
if (s->auto_pushed) {
goto next;
}
nacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_notify_module);
if (nacf == NULL) {
goto next;
}
url = nacf->url[NGX_RTMP_NOTIFY_PUBLISH];
ngx_rtmp_notify_init(s, v->name, v->args, NGX_RTMP_NOTIFY_PUBLISHING);
if (url == NULL) {
goto next;
}
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"notify: publish '%V'", &url->url);
ngx_memzero(&ci, sizeof(ci));
ci.url = url;
ci.create = ngx_rtmp_notify_publish_create;
ci.handle = ngx_rtmp_notify_publish_handle;
ci.arg = v;
ci.argsize = sizeof(*v);
return ngx_rtmp_netcall_create(s, &ci);
next:
return next_publish(s, v);
}
static ngx_int_t
ngx_rtmp_notify_play(ngx_rtmp_session_t *s, ngx_rtmp_play_t *v)
{
ngx_rtmp_notify_app_conf_t *nacf;
ngx_rtmp_netcall_init_t ci;
ngx_url_t *url;
if (s->auto_pushed || v->silent) {
goto next;
}
nacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_notify_module);
if (nacf == NULL) {
goto next;
}
url = nacf->url[NGX_RTMP_NOTIFY_PLAY];
ngx_rtmp_notify_init(s, v->name, v->args, NGX_RTMP_NOTIFY_PLAYING);
if (url == NULL) {
goto next;
}
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"notify: play '%V'", &url->url);
ngx_memzero(&ci, sizeof(ci));
ci.url = url;
ci.create = ngx_rtmp_notify_play_create;
ci.handle = ngx_rtmp_notify_play_handle;
ci.arg = v;
ci.argsize = sizeof(*v);
s->notify_play = 1;
return ngx_rtmp_netcall_create(s, &ci);
next:
return next_play(s, v);
}
static ngx_int_t
ngx_rtmp_notify_close_stream(ngx_rtmp_session_t *s,
ngx_rtmp_close_stream_t *v)
{
ngx_rtmp_notify_ctx_t *ctx;
ngx_rtmp_notify_app_conf_t *nacf;
if (s->auto_pushed) {
goto next;
}
ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_notify_module);
if (ctx == NULL) {
goto next;
}
nacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_notify_module);
if (nacf == NULL) {
goto next;
}
if (ctx->flags & NGX_RTMP_NOTIFY_PUBLISHING) {
ngx_rtmp_notify_done(s, "publish_done", NGX_RTMP_NOTIFY_PUBLISH_DONE);
}
if (ctx->flags & NGX_RTMP_NOTIFY_PLAYING) {
ngx_rtmp_notify_done(s, "play_done", NGX_RTMP_NOTIFY_PLAY_DONE);
}
if (ctx->flags) {
ngx_rtmp_notify_done(s, "done", NGX_RTMP_NOTIFY_DONE);
}
if (ctx->update_evt.timer_set) {
ngx_del_timer(&ctx->update_evt);
}
ctx->flags = 0;
next:
return next_close_stream(s, v);
}
static ngx_int_t
ngx_rtmp_notify_record_done(ngx_rtmp_session_t *s, ngx_rtmp_record_done_t *v)
{
ngx_rtmp_netcall_init_t ci;
ngx_rtmp_notify_app_conf_t *nacf;
if (s->auto_pushed) {
goto next;
}
nacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_notify_module);
if (nacf == NULL || nacf->url[NGX_RTMP_NOTIFY_RECORD_DONE] == NULL) {
goto next;
}
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"notify: record_done recorder=%V path='%V' url='%V'",
&v->recorder, &v->path,
&nacf->url[NGX_RTMP_NOTIFY_RECORD_DONE]->url);
ngx_memzero(&ci, sizeof(ci));
ci.url = nacf->url[NGX_RTMP_NOTIFY_RECORD_DONE];
ci.create = ngx_rtmp_notify_record_done_create;
ci.arg = v;
ngx_rtmp_netcall_create(s, &ci);
next:
return next_record_done(s, v);
}
static ngx_int_t
ngx_rtmp_notify_done(ngx_rtmp_session_t *s, char *cbname, ngx_uint_t url_idx)
{
ngx_rtmp_netcall_init_t ci;
ngx_rtmp_notify_done_t ds;
ngx_rtmp_notify_app_conf_t *nacf;
ngx_url_t *url;
nacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_notify_module);
url = nacf->url[url_idx];
if (url == NULL) {
return NGX_OK;
}
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
"notify: %s '%V'", cbname, &url->url);
ds.cbname = (u_char *) cbname;
ds.url_idx = url_idx;
ngx_memzero(&ci, sizeof(ci));
ci.url = url;
ci.arg = &ds;
ci.create = ngx_rtmp_notify_done_create;
return ngx_rtmp_netcall_create(s, &ci);
}
static ngx_url_t *
ngx_rtmp_notify_parse_url(ngx_conf_t *cf, ngx_str_t *url)
{
ngx_url_t *u;
size_t add;
add = 0;
u = ngx_pcalloc(cf->pool, sizeof(ngx_url_t));
if (u == NULL) {
return NULL;
}
if (ngx_strncasecmp(url->data, (u_char *) "http://", 7) == 0) {
add = 7;
}
u->url.len = url->len - add;
u->url.data = url->data + add;
u->default_port = 80;
u->uri_part = 1;
if (ngx_parse_url(cf->pool, u) != NGX_OK) {
if (u->err) {
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"%s in url \"%V\"", u->err, &u->url);
}
return NULL;
}
return u;
}
static char *
ngx_rtmp_notify_on_srv_event(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
{
ngx_rtmp_notify_srv_conf_t *nscf = conf;
ngx_str_t *name, *value;
ngx_url_t *u;
ngx_uint_t n;
value = cf->args->elts;
u = ngx_rtmp_notify_parse_url(cf, &value[1]);
if (u == NULL) {
return NGX_CONF_ERROR;
}
name = &value[0];
n = 0;
switch (name->len) {
case sizeof("on_connect") - 1:
n = NGX_RTMP_NOTIFY_CONNECT;
break;
case sizeof("on_disconnect") - 1:
n = NGX_RTMP_NOTIFY_DISCONNECT;
break;
}
nscf->url[n] = u;
return NGX_CONF_OK;
}
static char *
ngx_rtmp_notify_on_app_event(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
{
ngx_rtmp_notify_app_conf_t *nacf = conf;
ngx_str_t *name, *value;
ngx_url_t *u;
ngx_uint_t n;
value = cf->args->elts;
u = ngx_rtmp_notify_parse_url(cf, &value[1]);
if (u == NULL) {
return NGX_CONF_ERROR;
}
name = &value[0];
n = 0;
switch (name->len) {
case sizeof("on_done") - 1: /* and on_play */
if (name->data[3] == 'd') {
n = NGX_RTMP_NOTIFY_DONE;
} else {
n = NGX_RTMP_NOTIFY_PLAY;
}
break;
case sizeof("on_update") - 1:
n = NGX_RTMP_NOTIFY_UPDATE;
break;
case sizeof("on_publish") - 1:
n = NGX_RTMP_NOTIFY_PUBLISH;
break;
case sizeof("on_play_done") - 1:
n = NGX_RTMP_NOTIFY_PLAY_DONE;
break;
case sizeof("on_record_done") - 1:
n = NGX_RTMP_NOTIFY_RECORD_DONE;
break;
case sizeof("on_publish_done") - 1:
n = NGX_RTMP_NOTIFY_PUBLISH_DONE;
break;
}
nacf->url[n] = u;
return NGX_CONF_OK;
}
static char *
ngx_rtmp_notify_method(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
{
ngx_rtmp_notify_app_conf_t *nacf = conf;
ngx_rtmp_notify_srv_conf_t *nscf;
ngx_str_t *value;
value = cf->args->elts;
value++;
if (value->len == sizeof("get") - 1 &&
ngx_strncasecmp(value->data, (u_char *) "get", value->len) == 0)
{
nacf->method = NGX_RTMP_NETCALL_HTTP_GET;
} else if (value->len == sizeof("post") - 1 &&
ngx_strncasecmp(value->data, (u_char *) "post", value->len) == 0)
{
nacf->method = NGX_RTMP_NETCALL_HTTP_POST;
} else {
return "got unexpected method";
}
nscf = ngx_rtmp_conf_get_module_srv_conf(cf, ngx_rtmp_notify_module);
nscf->method = nacf->method;
return NGX_CONF_OK;
}
static ngx_int_t
ngx_rtmp_notify_postconfiguration(ngx_conf_t *cf)
{
next_connect = ngx_rtmp_connect;
ngx_rtmp_connect = ngx_rtmp_notify_connect;
next_disconnect = ngx_rtmp_disconnect;
ngx_rtmp_disconnect = ngx_rtmp_notify_disconnect;
next_publish = ngx_rtmp_publish;
ngx_rtmp_publish = ngx_rtmp_notify_publish;
next_play = ngx_rtmp_play;
ngx_rtmp_play = ngx_rtmp_notify_play;
next_close_stream = ngx_rtmp_close_stream;
ngx_rtmp_close_stream = ngx_rtmp_notify_close_stream;
next_record_done = ngx_rtmp_record_done;
ngx_rtmp_record_done = ngx_rtmp_notify_record_done;
return NGX_OK;
}
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