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ngx_rtmp_core_module.c
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ngx_rtmp_core_module.c
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/*
* Copyright (C) Roman Arutyunyan
*/
#include <ngx_config.h>
#include <ngx_core.h>
#include <ngx_event.h>
#include <nginx.h>
#include "ngx_rtmp.h"
#include "ngx_dynamic_conf.h"
#include "ngx_rtmp_dynamic.h"
#include "ngx_rtmp_variables.h"
static ngx_int_t ngx_rtmp_core_preconfiguration(ngx_conf_t *cf);
static void *ngx_rtmp_core_create_main_conf(ngx_conf_t *cf);
static char *ngx_rtmp_core_init_main_conf(ngx_conf_t *cf, void *conf);
static void *ngx_rtmp_core_create_srv_conf(ngx_conf_t *cf);
static char *ngx_rtmp_core_merge_srv_conf(ngx_conf_t *cf, void *parent,
void *child);
static void *ngx_rtmp_core_create_app_conf(ngx_conf_t *cf);
static char *ngx_rtmp_core_merge_app_conf(ngx_conf_t *cf, void *parent,
void *child);
static char *ngx_rtmp_core_server(ngx_conf_t *cf, ngx_command_t *cmd,
void *conf);
static char *ngx_rtmp_core_listen(ngx_conf_t *cf, ngx_command_t *cmd,
void *conf);
static char *ngx_rtmp_core_server_name(ngx_conf_t *cf, ngx_command_t *cmd,
void *conf);
static char *ngx_rtmp_core_application(ngx_conf_t *cf, ngx_command_t *cmd,
void *conf);
static void *ngx_rtmp_core_create_srv_dconf(ngx_conf_t *cf);
static char *ngx_rtmp_core_init_srv_dconf(ngx_conf_t *cf, void *conf);
static char *ngx_rtmp_merge_frame(ngx_conf_t *cf, void *post, void *data);
static ngx_conf_post_handler_pt ngx_rtmp_merge_frame_p =
ngx_rtmp_merge_frame;
ngx_rtmp_core_main_conf_t *ngx_rtmp_core_main_conf;
static ngx_conf_deprecated_t ngx_conf_deprecated_so_keepalive = {
ngx_conf_deprecated, "so_keepalive",
"so_keepalive\" parameter of the \"listen"
};
static ngx_command_t ngx_rtmp_core_commands[] = {
{ ngx_string("server_names_hash_max_size"),
NGX_RTMP_MAIN_CONF|NGX_CONF_TAKE1,
ngx_conf_set_num_slot,
NGX_RTMP_MAIN_CONF_OFFSET,
offsetof(ngx_rtmp_core_main_conf_t, server_names_hash_max_size),
NULL },
{ ngx_string("server_names_hash_bucket_size"),
NGX_RTMP_MAIN_CONF|NGX_CONF_TAKE1,
ngx_conf_set_num_slot,
NGX_RTMP_MAIN_CONF_OFFSET,
offsetof(ngx_rtmp_core_main_conf_t, server_names_hash_bucket_size),
NULL },
{ ngx_string("server"),
NGX_RTMP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS,
ngx_rtmp_core_server,
0,
0,
NULL },
{ ngx_string("listen"),
NGX_RTMP_SRV_CONF|NGX_CONF_TAKE12,
ngx_rtmp_core_listen,
NGX_RTMP_SRV_CONF_OFFSET,
0,
NULL },
{ ngx_string("server_name"),
NGX_RTMP_SRV_CONF|NGX_CONF_1MORE,
ngx_rtmp_core_server_name,
NGX_RTMP_SRV_CONF_OFFSET,
0,
NULL },
{ ngx_string("application"),
NGX_RTMP_SRV_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1,
ngx_rtmp_core_application,
NGX_RTMP_SRV_CONF_OFFSET,
0,
NULL },
{ ngx_string("so_keepalive"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_CONF_FLAG,
ngx_conf_set_flag_slot,
NGX_RTMP_SRV_CONF_OFFSET,
offsetof(ngx_rtmp_core_srv_conf_t, so_keepalive),
&ngx_conf_deprecated_so_keepalive },
{ ngx_string("timeout"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_msec_slot,
NGX_RTMP_SRV_CONF_OFFSET,
offsetof(ngx_rtmp_core_srv_conf_t, timeout),
NULL },
{ ngx_string("ping"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_msec_slot,
NGX_RTMP_SRV_CONF_OFFSET,
offsetof(ngx_rtmp_core_srv_conf_t, ping),
NULL },
{ ngx_string("ping_timeout"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_msec_slot,
NGX_RTMP_SRV_CONF_OFFSET,
offsetof(ngx_rtmp_core_srv_conf_t, ping_timeout),
NULL },
{ ngx_string("max_streams"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_num_slot,
NGX_RTMP_SRV_CONF_OFFSET,
offsetof(ngx_rtmp_core_srv_conf_t, max_streams),
NULL },
{ ngx_string("ack_window"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_num_slot,
NGX_RTMP_SRV_CONF_OFFSET,
offsetof(ngx_rtmp_core_srv_conf_t, ack_window),
NULL },
{ ngx_string("chunk_size"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_num_slot,
NGX_RTMP_SRV_CONF_OFFSET,
offsetof(ngx_rtmp_core_srv_conf_t, chunk_size),
NULL },
{ ngx_string("max_message"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_size_slot,
NGX_RTMP_SRV_CONF_OFFSET,
offsetof(ngx_rtmp_core_srv_conf_t, max_message),
NULL },
{ ngx_string("out_queue"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_size_slot,
NGX_RTMP_SRV_CONF_OFFSET,
offsetof(ngx_rtmp_core_srv_conf_t, out_queue),
NULL },
{ ngx_string("merge_frame"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_conf_set_num_slot,
NGX_RTMP_APP_CONF_OFFSET,
offsetof(ngx_rtmp_core_app_conf_t, merge_frame),
&ngx_rtmp_merge_frame_p },
{ ngx_string("tcp_nodelay"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_FLAG,
ngx_conf_set_flag_slot,
NGX_RTMP_APP_CONF_OFFSET,
offsetof(ngx_rtmp_core_app_conf_t, tcp_nodelay),
NULL },
{ ngx_string("out_cork"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_size_slot,
NGX_RTMP_SRV_CONF_OFFSET,
offsetof(ngx_rtmp_core_srv_conf_t, out_cork),
NULL },
{ ngx_string("busy"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_flag_slot,
NGX_RTMP_SRV_CONF_OFFSET,
offsetof(ngx_rtmp_core_srv_conf_t, busy),
NULL },
/* time fixes are needed for flash clients */
{ ngx_string("play_time_fix"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_conf_set_flag_slot,
NGX_RTMP_SRV_CONF_OFFSET,
offsetof(ngx_rtmp_core_srv_conf_t, play_time_fix),
NULL },
{ ngx_string("publish_time_fix"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_conf_set_flag_slot,
NGX_RTMP_SRV_CONF_OFFSET,
offsetof(ngx_rtmp_core_srv_conf_t, publish_time_fix),
NULL },
{ ngx_string("buflen"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_msec_slot,
NGX_RTMP_SRV_CONF_OFFSET,
offsetof(ngx_rtmp_core_srv_conf_t, buflen),
NULL },
{ ngx_string("serverid"),
NGX_RTMP_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_str_slot,
NGX_RTMP_SRV_CONF_OFFSET,
offsetof(ngx_rtmp_core_srv_conf_t, serverid),
NULL },
{ ngx_string("hevc_codecid"),
NGX_RTMP_MAIN_CONF|NGX_RTMP_SRV_CONF|NGX_RTMP_APP_CONF|NGX_CONF_TAKE1,
ngx_conf_set_num_slot,
NGX_RTMP_APP_CONF_OFFSET,
offsetof(ngx_rtmp_core_app_conf_t, hevc_codec),
NULL },
ngx_null_command
};
static ngx_rtmp_module_t ngx_rtmp_core_module_ctx = {
ngx_rtmp_core_preconfiguration, /* preconfiguration */
NULL, /* postconfiguration */
ngx_rtmp_core_create_main_conf, /* create main configuration */
ngx_rtmp_core_init_main_conf, /* init main configuration */
ngx_rtmp_core_create_srv_conf, /* create server configuration */
ngx_rtmp_core_merge_srv_conf, /* merge server configuration */
ngx_rtmp_core_create_app_conf, /* create app configuration */
ngx_rtmp_core_merge_app_conf /* merge app configuration */
};
/* nginx rtmp dynamic */
static ngx_command_t ngx_rtmp_core_dcommands[] = {
{ ngx_string("serverid"),
NGX_RTMP_SRV_CONF|NGX_CONF_TAKE1,
ngx_conf_set_str_slot,
NGX_RTMP_SRV_CONF_OFFSET,
offsetof(ngx_rtmp_core_srv_dconf_t, serverid),
NULL },
ngx_null_command
};
static ngx_rtmp_dynamic_module_t ngx_rtmp_core_module_dctx = {
NULL, /* create main configuration */
NULL, /* init main configuration */
ngx_rtmp_core_create_srv_dconf, /* create server configuration */
ngx_rtmp_core_init_srv_dconf, /* merge server configuration */
NULL, /* create app configuration */
NULL /* merge app configuration */
};
ngx_module_t ngx_rtmp_core_module = {
NGX_MODULE_V1,
&ngx_rtmp_core_module_ctx, /* module context */
ngx_rtmp_core_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 */
(uintptr_t) &ngx_rtmp_core_module_dctx, /* module dynamic context */
(uintptr_t) ngx_rtmp_core_dcommands, /* module dynamic directives */
NGX_MODULE_V1_DYNAMIC_PADDING
};
static void *
ngx_rtmp_core_create_main_conf(ngx_conf_t *cf)
{
ngx_rtmp_core_main_conf_t *cmcf;
cmcf = ngx_pcalloc(cf->pool, sizeof(ngx_rtmp_core_main_conf_t));
if (cmcf == NULL) {
return NULL;
}
ngx_rtmp_core_main_conf = cmcf;
if (ngx_array_init(&cmcf->servers, cf->pool, 4,
sizeof(ngx_rtmp_core_srv_conf_t *))
!= NGX_OK)
{
return NULL;
}
cmcf->server_names_hash_max_size = NGX_CONF_UNSET_UINT;
cmcf->server_names_hash_bucket_size = NGX_CONF_UNSET_UINT;
cmcf->variables_hash_max_size = 1024;
cmcf->variables_hash_bucket_size = 64;
return cmcf;
}
static char *
ngx_rtmp_core_init_main_conf(ngx_conf_t *cf, void *conf)
{
ngx_rtmp_core_main_conf_t *cmcf;
cmcf = conf;
ngx_conf_init_uint_value(cmcf->server_names_hash_max_size, 512);
ngx_conf_init_uint_value(cmcf->server_names_hash_bucket_size,
ngx_cacheline_size);
return NGX_CONF_OK;
}
static void *
ngx_rtmp_core_create_srv_conf(ngx_conf_t *cf)
{
ngx_rtmp_core_srv_conf_t *conf;
conf = ngx_pcalloc(cf->pool, sizeof(ngx_rtmp_core_srv_conf_t));
if (conf == NULL) {
return NULL;
}
if (ngx_array_init(&conf->applications, cf->pool, 4,
sizeof(ngx_rtmp_core_app_conf_t *))
!= NGX_OK)
{
return NULL;
}
if (ngx_array_init(&conf->server_names, cf->temp_pool, 4,
sizeof(ngx_rtmp_server_name_t))
!= NGX_OK)
{
return NULL;
}
conf->timeout = NGX_CONF_UNSET_MSEC;
conf->ping = NGX_CONF_UNSET_MSEC;
conf->ping_timeout = NGX_CONF_UNSET_MSEC;
conf->so_keepalive = NGX_CONF_UNSET;
conf->max_streams = NGX_CONF_UNSET;
conf->chunk_size = NGX_CONF_UNSET;
conf->ack_window = NGX_CONF_UNSET_UINT;
conf->max_message = NGX_CONF_UNSET_SIZE;
conf->out_queue = NGX_CONF_UNSET_SIZE;
conf->out_cork = NGX_CONF_UNSET_SIZE;
conf->play_time_fix = NGX_CONF_UNSET;
conf->publish_time_fix = NGX_CONF_UNSET;
conf->buflen = NGX_CONF_UNSET_MSEC;
conf->busy = NGX_CONF_UNSET;
return conf;
}
static char *
ngx_rtmp_core_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child)
{
ngx_rtmp_core_srv_conf_t *prev = parent;
ngx_rtmp_core_srv_conf_t *conf = child;
ngx_str_t name;
ngx_rtmp_server_name_t *sn;
ngx_conf_merge_msec_value(conf->timeout, prev->timeout, 60000);
ngx_conf_merge_msec_value(conf->ping, prev->ping, 60000);
ngx_conf_merge_msec_value(conf->ping_timeout, prev->ping_timeout, 30000);
ngx_conf_merge_value(conf->so_keepalive, prev->so_keepalive, 0);
ngx_conf_merge_value(conf->max_streams, prev->max_streams, 32);
ngx_conf_merge_value(conf->chunk_size, prev->chunk_size, 4096);
ngx_conf_merge_uint_value(conf->ack_window, prev->ack_window, 5000000);
ngx_conf_merge_size_value(conf->max_message, prev->max_message,
1 * 1024 * 1024);
ngx_conf_merge_size_value(conf->out_queue, prev->out_queue, 2048);
ngx_conf_merge_size_value(conf->out_cork, prev->out_cork,
conf->out_queue / 8);
ngx_conf_merge_value(conf->play_time_fix, prev->play_time_fix, 1);
ngx_conf_merge_value(conf->publish_time_fix, prev->publish_time_fix, 1);
ngx_conf_merge_msec_value(conf->buflen, prev->buflen, 1000);
ngx_conf_merge_value(conf->busy, prev->busy, 0);
ngx_conf_merge_str_value(conf->serverid, prev->serverid, "default");
if (prev->pool == NULL) {
prev->pool = ngx_create_pool(4096, &cf->cycle->new_log);
if (prev->pool == NULL) {
return NGX_CONF_ERROR;
}
}
conf->pool = prev->pool;
if (conf->server_names.nelts == 0) {
sn = ngx_array_push(&conf->server_names);
#if (NGX_PCRE)
sn->regex = NULL;
#endif
sn->server = conf;
ngx_str_set(&sn->name, "");
}
sn = conf->server_names.elts;
name = sn[0].name;
#if (NGX_PCRE)
if (sn->regex) {
name.len++;
name.data--;
} else
#endif
if (name.data[0] == '.') {
name.len--;
name.data++;
}
conf->server_name.len = name.len;
conf->server_name.data = ngx_pstrdup(cf->pool, &name);
if (conf->server_name.data == NULL) {
return NGX_CONF_ERROR;
}
return NGX_CONF_OK;
}
static void *
ngx_rtmp_core_create_app_conf(ngx_conf_t *cf)
{
ngx_rtmp_core_app_conf_t *conf;
conf = ngx_pcalloc(cf->pool, sizeof(ngx_rtmp_core_app_conf_t));
if (conf == NULL) {
return NULL;
}
if (ngx_array_init(&conf->applications, cf->pool, 1,
sizeof(ngx_rtmp_core_app_conf_t *))
!= NGX_OK)
{
return NULL;
}
conf->hevc_codec = NGX_CONF_UNSET_UINT;
conf->merge_frame = NGX_CONF_UNSET_UINT;
conf->tcp_nodelay = NGX_CONF_UNSET;
return conf;
}
static char *
ngx_rtmp_core_merge_app_conf(ngx_conf_t *cf, void *parent, void *child)
{
ngx_rtmp_core_app_conf_t *prev = parent;
ngx_rtmp_core_app_conf_t *conf = child;
ngx_conf_merge_uint_value(conf->hevc_codec, prev->hevc_codec, 12);
ngx_conf_merge_uint_value(conf->merge_frame, prev->merge_frame, 32);
ngx_conf_merge_value(conf->tcp_nodelay, prev->tcp_nodelay, 1);
NGX_RTMP_HEVC_CODEC_ID = conf->hevc_codec;
return NGX_CONF_OK;
}
/* nginx rtmp dynamic */
static void *
ngx_rtmp_core_create_srv_dconf(ngx_conf_t *cf)
{
ngx_rtmp_core_srv_dconf_t *conf;
conf = ngx_pcalloc(cf->pool, sizeof(ngx_rtmp_core_srv_dconf_t));
if (conf == NULL) {
return NULL;
}
return conf;
}
static char *
ngx_rtmp_core_init_srv_dconf(ngx_conf_t *cf, void *conf)
{
return NGX_CONF_OK;
}
static char *
ngx_rtmp_merge_frame(ngx_conf_t *cf, void *post, void *data)
{
ngx_uint_t *mfp;
mfp = data;
if (*mfp > NGX_RTMP_MAX_MERGE_FRAME) {
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"the merge_frame must be no larger than %ui",
NGX_RTMP_MAX_MERGE_FRAME);
return NGX_CONF_ERROR;
}
return NGX_CONF_OK;
}
static char *
ngx_rtmp_core_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
{
char *rv;
void *mconf;
ngx_uint_t m;
ngx_conf_t pcf;
ngx_module_t **modules;
ngx_rtmp_module_t *module;
struct sockaddr_in *sin;
ngx_rtmp_conf_ctx_t *ctx, *rtmp_ctx;
ngx_rtmp_listen_opt_t lsopt;
ngx_rtmp_core_srv_conf_t *cscf, **cscfp;
ngx_rtmp_core_main_conf_t *cmcf;
ctx = ngx_pcalloc(cf->pool, sizeof(ngx_rtmp_conf_ctx_t));
if (ctx == NULL) {
return NGX_CONF_ERROR;
}
rtmp_ctx = cf->ctx;
ctx->main_conf = rtmp_ctx->main_conf;
/* the server{}'s srv_conf */
ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_rtmp_max_module);
if (ctx->srv_conf == NULL) {
return NGX_CONF_ERROR;
}
ctx->app_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_rtmp_max_module);
if (ctx->app_conf == NULL) {
return NGX_CONF_ERROR;
}
#if (nginx_version >= 1009011)
modules = cf->cycle->modules;
#else
modules = ngx_modules;
#endif
for (m = 0; modules[m]; m++) {
if (modules[m]->type != NGX_RTMP_MODULE) {
continue;
}
module = modules[m]->ctx;
if (module->create_srv_conf) {
mconf = module->create_srv_conf(cf);
if (mconf == NULL) {
return NGX_CONF_ERROR;
}
ctx->srv_conf[modules[m]->ctx_index] = mconf;
}
if (module->create_app_conf) {
mconf = module->create_app_conf(cf);
if (mconf == NULL) {
return NGX_CONF_ERROR;
}
ctx->app_conf[modules[m]->ctx_index] = mconf;
}
}
/* the server configuration context */
cscf = ctx->srv_conf[ngx_rtmp_core_module.ctx_index];
cscf->ctx = ctx;
cmcf = ctx->main_conf[ngx_rtmp_core_module.ctx_index];
cscfp = ngx_array_push(&cmcf->servers);
if (cscfp == NULL) {
return NGX_CONF_ERROR;
}
*cscfp = cscf;
/* parse inside server{} */
pcf = *cf;
cf->ctx = ctx;
cf->cmd_type = NGX_RTMP_SRV_CONF;
rv = ngx_conf_parse(cf, NULL);
*cf = pcf;
if (rv == NGX_CONF_OK && !cscf->listen) {
/* if listen not configured, set 1935 as default */
ngx_memzero(&lsopt, sizeof(ngx_rtmp_listen_opt_t));
lsopt.sockaddr = ngx_pcalloc(cf->pool, NGX_SOCKADDR_STRLEN);
if (lsopt.sockaddr == NULL) {
return NGX_CONF_ERROR;
}
sin = (struct sockaddr_in *) lsopt.sockaddr;
sin->sin_family = AF_INET;
sin->sin_port = htons(1935);
sin->sin_addr.s_addr = INADDR_ANY;
lsopt.socklen = sizeof(struct sockaddr_in);
lsopt.wildcard = 1;
(void) ngx_sock_ntop(lsopt.sockaddr, lsopt.socklen, lsopt.addr,
NGX_SOCKADDR_STRLEN, 1);
if (ngx_rtmp_add_listen(cf, cscf, &lsopt) != NGX_OK) {
return NGX_CONF_ERROR;
}
}
return rv;
}
static char *
ngx_rtmp_core_application(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
{
char *rv;
ngx_int_t i;
ngx_str_t *value;
ngx_conf_t save;
ngx_module_t **modules;
ngx_rtmp_module_t *module;
ngx_rtmp_conf_ctx_t *ctx, *pctx;
ngx_rtmp_core_srv_conf_t *cscf;
ngx_rtmp_core_app_conf_t *cacf, **cacfp;
ctx = ngx_pcalloc(cf->pool, sizeof(ngx_rtmp_conf_ctx_t));
if (ctx == NULL) {
return NGX_CONF_ERROR;
}
pctx = cf->ctx;
ctx->main_conf = pctx->main_conf;
ctx->srv_conf = pctx->srv_conf;
ctx->app_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_rtmp_max_module);
if (ctx->app_conf == NULL) {
return NGX_CONF_ERROR;
}
#if (nginx_version >= 1009011)
modules = cf->cycle->modules;
#else
modules = ngx_modules;
#endif
for (i = 0; modules[i]; i++) {
if (modules[i]->type != NGX_RTMP_MODULE) {
continue;
}
module = modules[i]->ctx;
if (module->create_app_conf) {
ctx->app_conf[modules[i]->ctx_index] = module->create_app_conf(cf);
if (ctx->app_conf[modules[i]->ctx_index] == NULL) {
return NGX_CONF_ERROR;
}
}
}
cacf = ctx->app_conf[ngx_rtmp_core_module.ctx_index];
cacf->app_conf = ctx->app_conf;
value = cf->args->elts;
cacf->name = value[1];
cscf = pctx->srv_conf[ngx_rtmp_core_module.ctx_index];
if (cacf->name.len == 1 && cacf->name.data[0] == '*') { /* default_app */
cscf->default_app = cacf;
}
cacfp = ngx_array_push(&cscf->applications);
if (cacfp == NULL) {
return NGX_CONF_ERROR;
}
*cacfp = cacf;
save = *cf;
cf->ctx = ctx;
cf->cmd_type = NGX_RTMP_APP_CONF;
rv = ngx_conf_parse(cf, NULL);
*cf= save;
return rv;
}
static char *
ngx_rtmp_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
{
ngx_rtmp_core_srv_conf_t *cscf = conf;
ngx_str_t *value;
ngx_url_t u;
ngx_uint_t i;
ngx_rtmp_listen_opt_t lsopt;
cscf->listen = 1;
value = cf->args->elts;
ngx_memzero(&u, sizeof(ngx_url_t));
u.url = value[1];
u.listen = 1;
u.default_port = 1935;
if (ngx_parse_url(cf->pool, &u) != NGX_OK) {
if (u.err) {
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"%s in \"%V\" of the \"listen\" directive",
u.err, &u.url);
}
return NGX_CONF_ERROR;
}
ngx_memzero(&lsopt, sizeof(ngx_rtmp_listen_opt_t));
lsopt.sockaddr = ngx_pcalloc(cf->pool, NGX_SOCKADDR_STRLEN);
if (lsopt.sockaddr == NULL) {
return NGX_CONF_ERROR;
}
ngx_memcpy(lsopt.sockaddr, (u_char *) &u.sockaddr, u.socklen);
lsopt.socklen = u.socklen;
lsopt.wildcard = u.wildcard;
(void) ngx_sock_ntop(lsopt.sockaddr, lsopt.socklen, lsopt.addr,
NGX_SOCKADDR_STRLEN, 1);
for (i = 2; i < cf->args->nelts; i++) {
if (ngx_strcmp(value[i].data, "default_server") == 0
|| ngx_strcmp(value[i].data, "default") == 0)
{
lsopt.default_server = 1;
continue;
}
if (ngx_strcmp(value[i].data, "bind") == 0) {
lsopt.bind = 1;
continue;
}
if (ngx_strncmp(value[i].data, "ipv6only=o", 10) == 0) {
#if (NGX_HAVE_INET6 && defined IPV6_V6ONLY)
struct sockaddr *sa;
sa = lsopt.sockaddr;
if (sa->sa_family == AF_INET6) {
if (ngx_strcmp(&value[i].data[10], "n") == 0) {
lsopt.ipv6only = 1;
} else if (ngx_strcmp(&value[i].data[10], "ff") == 0) {
lsopt.ipv6only = 0;
} else {
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"invalid ipv6only flags \"%s\"",
&value[i].data[9]);
return NGX_CONF_ERROR;
}
lsopt.bind = 1;
} else {
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"ipv6only is not supported "
"on addr \"%s\", ignored", lsopt.addr);
}
continue;
#else
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"bind ipv6only is not supported "
"on this platform");
return NGX_CONF_ERROR;
#endif
}
if (ngx_strcmp(value[i].data, "reuseport") == 0) {
#if (NGX_HAVE_REUSEPORT)
lsopt.reuseport = 1;
lsopt.set = 1;
lsopt.bind = 1;
#else
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"reuseport is not supported "
"on this platform, ignored");
#endif
continue;
}
if (ngx_strncmp(value[i].data, "so_keepalive=", 13) == 0) {
if (ngx_strcmp(&value[i].data[13], "on") == 0) {
lsopt.so_keepalive = 1;
} else if (ngx_strcmp(&value[i].data[13], "off") == 0) {
lsopt.so_keepalive = 2;
} else {
#if (NGX_HAVE_KEEPALIVE_TUNABLE)
u_char *p, *end;
ngx_str_t s;
end = value[i].data + value[i].len;
s.data = value[i].data + 13;
p = ngx_strlchr(s.data, end, ':');
if (p == NULL) {
p = end;
}
if (p > s.data) {
s.len = p - s.data;
lsopt.tcp_keepidle = ngx_parse_time(&s, 1);
if (lsopt.tcp_keepidle == (time_t) NGX_ERROR) {
goto invalid_so_keepalive;
}
}
s.data = (p < end) ? (p + 1) : end;
p = ngx_strlchr(s.data, end, ':');
if (p == NULL) {
p = end;
}
if (p > s.data) {
s.len = p - s.data;
lsopt.tcp_keepintvl = ngx_parse_time(&s, 1);
if (lsopt.tcp_keepintvl == (time_t) NGX_ERROR) {
goto invalid_so_keepalive;
}
}
s.data = (p < end) ? (p + 1) : end;
if (s.data < end) {
s.len = end - s.data;
lsopt.tcp_keepcnt = ngx_atoi(s.data, s.len);
if (lsopt.tcp_keepcnt == NGX_ERROR) {
goto invalid_so_keepalive;
}
}
if (lsopt.tcp_keepidle == 0 && lsopt.tcp_keepintvl == 0
&& lsopt.tcp_keepcnt == 0)
{
goto invalid_so_keepalive;
}
lsopt.so_keepalive = 1;
#else
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"the \"so_keepalive\" parameter accepts "
"only \"on\" or \"off\" on this platform");
return NGX_CONF_ERROR;
#endif
}
lsopt.bind = 1;
continue;
#if (NGX_HAVE_KEEPALIVE_TUNABLE)
invalid_so_keepalive:
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"invalid so_keepalive value: \"%s\"",
&value[i].data[13]);
return NGX_CONF_ERROR;
#endif
}
if (ngx_strcmp(value[i].data, "proxy_protocol") == 0) {
lsopt.proxy_protocol = 1;
continue;
}
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"the invalid \"%V\" parameter", &value[i]);
return NGX_CONF_ERROR;
}
if (ngx_rtmp_add_listen(cf, cscf, &lsopt) == NGX_OK) {
return NGX_CONF_OK;
}
return NGX_CONF_ERROR;
}
static char *
ngx_rtmp_core_server_name(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
{
ngx_rtmp_core_srv_conf_t *cscf = conf;
u_char ch;
ngx_str_t *value;
ngx_uint_t i;
ngx_rtmp_server_name_t *sn;
value = cf->args->elts;
for (i = 1; i < cf->args->nelts; i++) {
ch = value[i].data[0];
if ((ch == '*' && (value[i].len < 3 || value[i].data[1] != '.'))
|| (ch == '.' && value[i].len < 2))
{
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"server name \"%V\" is invalid", &value[i]);
return NGX_CONF_ERROR;
}
if (ngx_strchr(value[i].data, '/')) {
ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
"server name \"%V\" has suspicious symbols",
&value[i]);
}
sn = ngx_array_push(&cscf->server_names);
if (sn == NULL) {
return NGX_CONF_ERROR;
}
#if (NGX_PCRE)
sn->regex = NULL;
#endif
sn->server = cscf;
if (ngx_strcasecmp(value[i].data, (u_char *) "$hostname") == 0) {
sn->name = cf->cycle->hostname;
} else {
sn->name = value[i];
}
if (value[i].data[0] != '~') {
ngx_strlow(sn->name.data, sn->name.data, sn->name.len);
continue;
}
#if (NGX_PCRE)
{
u_char *p;
ngx_regex_compile_t rc;
u_char errstr[NGX_MAX_CONF_ERRSTR];
if (value[i].len == 1) {
ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
"empty regex in server name \"%V\"", &value[i]);
return NGX_CONF_ERROR;
}
value[i].len--;
value[i].data++;
ngx_memzero(&rc, sizeof(ngx_regex_compile_t));