1510 lines
37 KiB
C
1510 lines
37 KiB
C
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/*
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* Copyright (C) Roman Arutyunyan
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* Copyright (C) Winshining
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*/
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#include <ngx_config.h>
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#include <ngx_core.h>
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#include <ngx_event.h>
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#include <nginx.h>
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#include "ngx_rtmp.h"
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static char *ngx_rtmp_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
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static ngx_int_t ngx_rtmp_optimize_servers(ngx_conf_t *cf,
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ngx_rtmp_core_main_conf_t *cmcf, ngx_array_t *ports);
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static ngx_int_t ngx_rtmp_server_names(ngx_conf_t *cf,
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ngx_rtmp_core_main_conf_t *cmcf, ngx_rtmp_conf_addr_t *addr);
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static int ngx_libc_cdecl ngx_rtmp_cmp_dns_wildcards(const void *one,
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const void *two);
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static ngx_int_t ngx_rtmp_init_listening(ngx_conf_t *cf,
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ngx_rtmp_conf_port_t *port);
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static ngx_listening_t *ngx_rtmp_add_listening(ngx_conf_t *cf,
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ngx_rtmp_conf_addr_t *addr);
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static ngx_int_t ngx_rtmp_add_addrs(ngx_conf_t *cf, ngx_rtmp_port_t *mport,
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ngx_rtmp_conf_addr_t *addr);
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#if (NGX_HAVE_INET6)
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static ngx_int_t ngx_rtmp_add_addrs6(ngx_conf_t *cf, ngx_rtmp_port_t *mport,
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ngx_rtmp_conf_addr_t *addr);
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#endif
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static ngx_int_t ngx_rtmp_cmp_conf_addrs(const void *one, const void *two);
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static ngx_int_t ngx_rtmp_find_virtual_server(ngx_connection_t *c,
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ngx_rtmp_virtual_names_t *virtual_names, ngx_str_t *host,
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ngx_rtmp_session_t *s, ngx_rtmp_core_srv_conf_t **cscfp);
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static ngx_int_t ngx_rtmp_init_events(ngx_conf_t *cf,
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ngx_rtmp_core_main_conf_t *cmcf);
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static ngx_int_t ngx_rtmp_init_event_handlers(ngx_conf_t *cf,
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ngx_rtmp_core_main_conf_t *cmcf);
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static char * ngx_rtmp_merge_applications(ngx_conf_t *cf,
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ngx_array_t *applications, void **app_conf, ngx_rtmp_module_t *module,
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ngx_uint_t ctx_index);
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static ngx_int_t ngx_rtmp_init_process(ngx_cycle_t *cycle);
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#if (nginx_version >= 1007011)
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ngx_queue_t ngx_rtmp_init_queue;
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#elif (nginx_version >= 1007005)
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ngx_thread_volatile ngx_queue_t ngx_rtmp_init_queue;
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#else
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ngx_thread_volatile ngx_event_t *ngx_rtmp_init_queue;
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#endif
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ngx_uint_t ngx_rtmp_max_module;
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static ngx_command_t ngx_rtmp_commands[] = {
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{ ngx_string("rtmp"),
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NGX_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS,
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ngx_rtmp_block,
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0,
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0,
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NULL },
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ngx_null_command
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};
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static ngx_core_module_t ngx_rtmp_module_ctx = {
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ngx_string("rtmp"),
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NULL,
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NULL
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};
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ngx_module_t ngx_rtmp_module = {
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NGX_MODULE_V1,
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&ngx_rtmp_module_ctx, /* module context */
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ngx_rtmp_commands, /* module directives */
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NGX_CORE_MODULE, /* module type */
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NULL, /* init master */
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NULL, /* init module */
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ngx_rtmp_init_process, /* init process */
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NULL, /* init thread */
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NULL, /* exit thread */
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NULL, /* exit process */
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NULL, /* exit master */
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NGX_MODULE_V1_PADDING
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};
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static char *
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ngx_rtmp_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
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{
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char *rv;
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ngx_uint_t m, mi, s;
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ngx_conf_t pcf;
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ngx_module_t **modules;
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ngx_rtmp_module_t *module;
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ngx_rtmp_conf_ctx_t *ctx;
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ngx_rtmp_core_srv_conf_t *cscf, **cscfp;
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ngx_rtmp_core_main_conf_t *cmcf;
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ctx = ngx_pcalloc(cf->pool, sizeof(ngx_rtmp_conf_ctx_t));
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if (ctx == NULL) {
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return NGX_CONF_ERROR;
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}
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*(ngx_rtmp_conf_ctx_t **) conf = ctx;
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/* count the number of the rtmp modules and set up their indices */
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#if (nginx_version >= 1009011)
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ngx_rtmp_max_module = ngx_count_modules(cf->cycle, NGX_RTMP_MODULE);
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#else
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ngx_rtmp_max_module = 0;
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for (m = 0; ngx_modules[m]; m++) {
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if (ngx_modules[m]->type != NGX_RTMP_MODULE) {
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continue;
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}
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ngx_modules[m]->ctx_index = ngx_rtmp_max_module++;
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}
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#endif
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/* the rtmp main_conf context, it is the same in the all rtmp contexts */
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ctx->main_conf = ngx_pcalloc(cf->pool,
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sizeof(void *) * ngx_rtmp_max_module);
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if (ctx->main_conf == NULL) {
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return NGX_CONF_ERROR;
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}
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/*
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* the rtmp null srv_conf context, it is used to merge
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* the server{}s' srv_conf's
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*/
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ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_rtmp_max_module);
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if (ctx->srv_conf == NULL) {
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return NGX_CONF_ERROR;
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}
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/*
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* the rtmp null app_conf context, it is used to merge
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* the server{}s' app_conf's
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*/
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ctx->app_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_rtmp_max_module);
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if (ctx->app_conf == NULL) {
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return NGX_CONF_ERROR;
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}
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/*
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* create the main_conf's, the null srv_conf's, and the null app_conf's
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* of the all rtmp modules
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*/
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#if (nginx_version >= 1009011)
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modules = cf->cycle->modules;
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#else
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modules = ngx_modules;
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#endif
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for (m = 0; modules[m]; m++) {
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if (modules[m]->type != NGX_RTMP_MODULE) {
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continue;
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}
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module = modules[m]->ctx;
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mi = modules[m]->ctx_index;
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if (module->create_main_conf) {
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ctx->main_conf[mi] = module->create_main_conf(cf);
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if (ctx->main_conf[mi] == NULL) {
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return NGX_CONF_ERROR;
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}
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}
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if (module->create_srv_conf) {
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ctx->srv_conf[mi] = module->create_srv_conf(cf);
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if (ctx->srv_conf[mi] == NULL) {
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return NGX_CONF_ERROR;
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}
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}
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if (module->create_app_conf) {
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ctx->app_conf[mi] = module->create_app_conf(cf);
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if (ctx->app_conf[mi] == NULL) {
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return NGX_CONF_ERROR;
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}
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}
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}
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pcf = *cf;
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cf->ctx = ctx;
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for (m = 0; modules[m]; m++) {
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if (modules[m]->type != NGX_RTMP_MODULE) {
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continue;
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}
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module = modules[m]->ctx;
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if (module->preconfiguration) {
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if (module->preconfiguration(cf) != NGX_OK) {
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return NGX_CONF_ERROR;
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}
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}
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}
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/* parse inside the rtmp{} block */
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cf->module_type = NGX_RTMP_MODULE;
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cf->cmd_type = NGX_RTMP_MAIN_CONF;
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rv = ngx_conf_parse(cf, NULL);
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if (rv != NGX_CONF_OK) {
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*cf = pcf;
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return rv;
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}
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/* init rtmp{} main_conf's, merge the server{}s' srv_conf's */
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cmcf = ctx->main_conf[ngx_rtmp_core_module.ctx_index];
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cscfp = cmcf->servers.elts;
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for (m = 0; modules[m]; m++) {
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if (modules[m]->type != NGX_RTMP_MODULE) {
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continue;
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}
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module = modules[m]->ctx;
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mi = modules[m]->ctx_index;
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/* init rtmp{} main_conf's */
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cf->ctx = ctx;
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if (module->init_main_conf) {
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rv = module->init_main_conf(cf, ctx->main_conf[mi]);
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if (rv != NGX_CONF_OK) {
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*cf = pcf;
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return rv;
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}
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}
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for (s = 0; s < cmcf->servers.nelts; s++) {
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/* merge the server{}s' srv_conf's */
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cf->ctx = cscfp[s]->ctx;
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if (module->merge_srv_conf) {
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rv = module->merge_srv_conf(cf,
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ctx->srv_conf[mi],
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cscfp[s]->ctx->srv_conf[mi]);
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if (rv != NGX_CONF_OK) {
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*cf = pcf;
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return rv;
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}
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}
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if (module->merge_app_conf) {
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/* merge the server{}'s app_conf */
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/*ctx->app_conf = cscfp[s]->ctx->app_conf;*/
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rv = module->merge_app_conf(cf,
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ctx->app_conf[mi],
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cscfp[s]->ctx->app_conf[mi]);
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if (rv != NGX_CONF_OK) {
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*cf = pcf;
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return rv;
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}
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/* merge the applications{}' app_conf's */
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cscf = cscfp[s]->ctx->srv_conf[ngx_rtmp_core_module.ctx_index];
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rv = ngx_rtmp_merge_applications(cf, &cscf->applications,
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cscfp[s]->ctx->app_conf,
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module, mi);
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if (rv != NGX_CONF_OK) {
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*cf = pcf;
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return rv;
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}
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}
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}
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}
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cf->ctx = ctx;
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if (ngx_rtmp_init_events(cf, cmcf) != NGX_OK) {
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return NGX_CONF_ERROR;
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}
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for (m = 0; modules[m]; m++) {
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if (modules[m]->type != NGX_RTMP_MODULE) {
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continue;
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}
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module = modules[m]->ctx;
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if (module->postconfiguration) {
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if (module->postconfiguration(cf) != NGX_OK) {
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return NGX_CONF_ERROR;
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}
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}
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}
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*cf = pcf;
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cscfp = cmcf->servers.elts;
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for (s = 0; s < cmcf->servers.nelts; s++) {
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cscfp[s]->index = s;
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}
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if (ngx_rtmp_init_event_handlers(cf, cmcf) != NGX_OK) {
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return NGX_CONF_ERROR;
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}
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if (ngx_rtmp_optimize_servers(cf, cmcf, cmcf->ports) != NGX_OK) {
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return NGX_CONF_ERROR;
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}
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return NGX_CONF_OK;
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}
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static char *
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ngx_rtmp_merge_applications(ngx_conf_t *cf, ngx_array_t *applications,
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void **app_conf, ngx_rtmp_module_t *module, ngx_uint_t ctx_index)
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{
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char *rv;
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ngx_rtmp_conf_ctx_t *ctx, saved;
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ngx_rtmp_core_app_conf_t **cacfp;
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ngx_uint_t n;
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ngx_rtmp_core_app_conf_t *cacf;
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if (applications == NULL) {
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return NGX_CONF_OK;
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}
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ctx = (ngx_rtmp_conf_ctx_t *) cf->ctx;
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saved = *ctx;
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cacfp = applications->elts;
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for (n = 0; n < applications->nelts; ++n, ++cacfp) {
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ctx->app_conf = (*cacfp)->app_conf;
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rv = module->merge_app_conf(cf, app_conf[ctx_index],
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(*cacfp)->app_conf[ctx_index]);
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if (rv != NGX_CONF_OK) {
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return rv;
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}
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cacf = (*cacfp)->app_conf[ngx_rtmp_core_module.ctx_index];
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rv = ngx_rtmp_merge_applications(cf, &cacf->applications,
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(*cacfp)->app_conf,
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module, ctx_index);
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if (rv != NGX_CONF_OK) {
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return rv;
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}
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}
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*ctx = saved;
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return NGX_CONF_OK;
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}
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static ngx_int_t
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ngx_rtmp_init_events(ngx_conf_t *cf, ngx_rtmp_core_main_conf_t *cmcf)
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{
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size_t n;
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for(n = 0; n < NGX_RTMP_MAX_EVENT; ++n) {
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if (ngx_array_init(&cmcf->events[n], cf->pool, 1,
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sizeof(ngx_rtmp_handler_pt)) != NGX_OK)
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{
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return NGX_ERROR;
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}
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}
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if (ngx_array_init(&cmcf->amf, cf->pool, 1,
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sizeof(ngx_rtmp_amf_handler_t)) != NGX_OK)
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{
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return NGX_ERROR;
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}
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return NGX_OK;
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}
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static ngx_int_t
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ngx_rtmp_init_event_handlers(ngx_conf_t *cf, ngx_rtmp_core_main_conf_t *cmcf)
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{
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ngx_hash_init_t calls_hash;
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ngx_rtmp_handler_pt *eh;
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ngx_rtmp_amf_handler_t *h;
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ngx_hash_key_t *ha;
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size_t n, m;
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static size_t pm_events[] = {
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NGX_RTMP_MSG_CHUNK_SIZE,
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NGX_RTMP_MSG_ABORT,
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NGX_RTMP_MSG_ACK,
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NGX_RTMP_MSG_ACK_SIZE,
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NGX_RTMP_MSG_BANDWIDTH
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};
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static size_t amf_events[] = {
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NGX_RTMP_MSG_AMF_CMD,
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NGX_RTMP_MSG_AMF_META,
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NGX_RTMP_MSG_AMF_SHARED,
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NGX_RTMP_MSG_AMF3_CMD,
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NGX_RTMP_MSG_AMF3_META,
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NGX_RTMP_MSG_AMF3_SHARED
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};
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/* init standard protocol events */
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for(n = 0; n < sizeof(pm_events) / sizeof(pm_events[0]); ++n) {
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eh = ngx_array_push(&cmcf->events[pm_events[n]]);
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*eh = ngx_rtmp_protocol_message_handler;
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}
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/* init amf events */
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for(n = 0; n < sizeof(amf_events) / sizeof(amf_events[0]); ++n) {
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eh = ngx_array_push(&cmcf->events[amf_events[n]]);
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*eh = ngx_rtmp_amf_message_handler;
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}
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/* init user protocol events */
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eh = ngx_array_push(&cmcf->events[NGX_RTMP_MSG_USER]);
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*eh = ngx_rtmp_user_message_handler;
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/* aggregate to audio/video map */
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eh = ngx_array_push(&cmcf->events[NGX_RTMP_MSG_AGGREGATE]);
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*eh = ngx_rtmp_aggregate_message_handler;
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/* init amf callbacks */
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if (ngx_array_init(&cmcf->amf_arrays, cf->pool,
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1, sizeof(ngx_hash_key_t)) != NGX_OK)
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{
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return NGX_ERROR;
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}
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h = cmcf->amf.elts;
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for(n = 0; n < cmcf->amf.nelts; ++n, ++h) {
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ha = cmcf->amf_arrays.elts;
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for(m = 0; m < cmcf->amf_arrays.nelts; ++m, ++ha) {
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if (h->name.len == ha->key.len
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&& !ngx_strncmp(h->name.data, ha->key.data, ha->key.len))
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{
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break;
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}
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}
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if (m == cmcf->amf_arrays.nelts) {
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ha = ngx_array_push(&cmcf->amf_arrays);
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ha->key = h->name;
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ha->key_hash = ngx_hash_key_lc(ha->key.data, ha->key.len);
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ha->value = ngx_array_create(cf->pool, 1,
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sizeof(ngx_rtmp_handler_pt));
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if (ha->value == NULL) {
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return NGX_ERROR;
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}
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}
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eh = ngx_array_push((ngx_array_t*)ha->value);
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*eh = h->handler;
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}
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calls_hash.hash = &cmcf->amf_hash;
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calls_hash.key = ngx_hash_key_lc;
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calls_hash.max_size = 512;
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calls_hash.bucket_size = ngx_cacheline_size;
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calls_hash.name = "amf_hash";
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calls_hash.pool = cf->pool;
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calls_hash.temp_pool = NULL;
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if (ngx_hash_init(&calls_hash, cmcf->amf_arrays.elts, cmcf->amf_arrays.nelts)
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!= NGX_OK)
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{
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return NGX_ERROR;
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}
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return NGX_OK;
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}
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|
|
|
|
static ngx_int_t
|
|
ngx_rtmp_optimize_servers(ngx_conf_t *cf, ngx_rtmp_core_main_conf_t *cmcf,
|
|
ngx_array_t *ports)
|
|
{
|
|
ngx_uint_t p, a;
|
|
ngx_rtmp_conf_port_t *port;
|
|
ngx_rtmp_conf_addr_t *addr;
|
|
|
|
if (ports == NULL) {
|
|
return NGX_OK;
|
|
}
|
|
|
|
port = ports->elts;
|
|
for (p = 0; p < ports->nelts; p++) {
|
|
|
|
ngx_sort(port[p].addrs.elts, (size_t) port[p].addrs.nelts,
|
|
sizeof(ngx_rtmp_conf_addr_t), ngx_rtmp_cmp_conf_addrs);
|
|
|
|
/*
|
|
* check whether all name-based servers have the same
|
|
* configuration as a default server for given address:port
|
|
*/
|
|
|
|
addr = port[p].addrs.elts;
|
|
for (a = 0; a < port[p].addrs.nelts; a++) {
|
|
|
|
if (addr[a].servers.nelts > 1
|
|
#if (NGX_PCRE)
|
|
|| addr[a].default_server->captures
|
|
#endif
|
|
)
|
|
{
|
|
if (ngx_rtmp_server_names(cf, cmcf, &addr[a]) != NGX_OK) {
|
|
return NGX_ERROR;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (ngx_rtmp_init_listening(cf, &port[p]) != NGX_OK) {
|
|
return NGX_ERROR;
|
|
}
|
|
}
|
|
|
|
return NGX_OK;
|
|
}
|
|
|
|
|
|
static ngx_int_t
|
|
ngx_rtmp_server_names(ngx_conf_t *cf, ngx_rtmp_core_main_conf_t *cmcf,
|
|
ngx_rtmp_conf_addr_t *addr)
|
|
{
|
|
ngx_int_t rc;
|
|
ngx_uint_t n, s;
|
|
ngx_hash_init_t hash;
|
|
ngx_hash_keys_arrays_t ha;
|
|
ngx_rtmp_server_name_t *name;
|
|
ngx_rtmp_core_srv_conf_t **cscfp;
|
|
#if (NGX_PCRE)
|
|
ngx_uint_t regex, i;
|
|
|
|
regex = 0;
|
|
#endif
|
|
|
|
ngx_memzero(&ha, sizeof(ngx_hash_keys_arrays_t));
|
|
|
|
ha.temp_pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, cf->log);
|
|
if (ha.temp_pool == NULL) {
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
ha.pool = cf->pool;
|
|
|
|
if (ngx_hash_keys_array_init(&ha, NGX_HASH_LARGE) != NGX_OK) {
|
|
goto failed;
|
|
}
|
|
|
|
cscfp = addr->servers.elts;
|
|
|
|
for (s = 0; s < addr->servers.nelts; s++) {
|
|
|
|
name = cscfp[s]->server_names.elts;
|
|
|
|
for (n = 0; n < cscfp[s]->server_names.nelts; n++) {
|
|
|
|
#if (NGX_PCRE)
|
|
if (name[n].regex) {
|
|
regex++;
|
|
continue;
|
|
}
|
|
#endif
|
|
|
|
rc = ngx_hash_add_key(&ha, &name[n].name, name[n].server,
|
|
NGX_HASH_WILDCARD_KEY);
|
|
|
|
if (rc == NGX_ERROR) {
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
if (rc == NGX_DECLINED) {
|
|
ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
"invalid server name or wildcard \"%V\" on %s",
|
|
&name[n].name, addr->opt.addr);
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
if (rc == NGX_BUSY) {
|
|
ngx_log_error(NGX_LOG_WARN, cf->log, 0,
|
|
"conflicting server name \"%V\" on %s, ignored",
|
|
&name[n].name, addr->opt.addr);
|
|
}
|
|
}
|
|
}
|
|
|
|
hash.key = ngx_hash_key_lc;
|
|
hash.max_size = cmcf->server_names_hash_max_size;
|
|
hash.bucket_size = cmcf->server_names_hash_bucket_size;
|
|
hash.name = "server_names_hash";
|
|
hash.pool = cf->pool;
|
|
|
|
if (ha.keys.nelts) {
|
|
hash.hash = &addr->hash;
|
|
hash.temp_pool = NULL;
|
|
|
|
if (ngx_hash_init(&hash, ha.keys.elts, ha.keys.nelts) != NGX_OK) {
|
|
goto failed;
|
|
}
|
|
}
|
|
|
|
if (ha.dns_wc_head.nelts) {
|
|
|
|
ngx_qsort(ha.dns_wc_head.elts, (size_t) ha.dns_wc_head.nelts,
|
|
sizeof(ngx_hash_key_t), ngx_rtmp_cmp_dns_wildcards);
|
|
|
|
hash.hash = NULL;
|
|
hash.temp_pool = ha.temp_pool;
|
|
|
|
if (ngx_hash_wildcard_init(&hash, ha.dns_wc_head.elts,
|
|
ha.dns_wc_head.nelts)
|
|
!= NGX_OK)
|
|
{
|
|
goto failed;
|
|
}
|
|
|
|
addr->wc_head = (ngx_hash_wildcard_t *) hash.hash;
|
|
}
|
|
|
|
if (ha.dns_wc_tail.nelts) {
|
|
|
|
ngx_qsort(ha.dns_wc_tail.elts, (size_t) ha.dns_wc_tail.nelts,
|
|
sizeof(ngx_hash_key_t), ngx_rtmp_cmp_dns_wildcards);
|
|
|
|
hash.hash = NULL;
|
|
hash.temp_pool = ha.temp_pool;
|
|
|
|
if (ngx_hash_wildcard_init(&hash, ha.dns_wc_tail.elts,
|
|
ha.dns_wc_tail.nelts)
|
|
!= NGX_OK)
|
|
{
|
|
goto failed;
|
|
}
|
|
|
|
addr->wc_tail = (ngx_hash_wildcard_t *) hash.hash;
|
|
}
|
|
|
|
ngx_destroy_pool(ha.temp_pool);
|
|
|
|
#if (NGX_PCRE)
|
|
|
|
if (regex == 0) {
|
|
return NGX_OK;
|
|
}
|
|
|
|
addr->nregex = regex;
|
|
addr->regex = ngx_palloc(cf->pool, regex * sizeof(ngx_rtmp_server_name_t));
|
|
if (addr->regex == NULL) {
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
i = 0;
|
|
|
|
for (s = 0; s < addr->servers.nelts; s++) {
|
|
|
|
name = cscfp[s]->server_names.elts;
|
|
|
|
for (n = 0; n < cscfp[s]->server_names.nelts; n++) {
|
|
if (name[n].regex) {
|
|
addr->regex[i++] = name[n];
|
|
}
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|
|
return NGX_OK;
|
|
|
|
failed:
|
|
|
|
ngx_destroy_pool(ha.temp_pool);
|
|
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
|
|
static int ngx_libc_cdecl
|
|
ngx_rtmp_cmp_dns_wildcards(const void *one, const void *two)
|
|
{
|
|
ngx_hash_key_t *first, *second;
|
|
|
|
first = (ngx_hash_key_t *) one;
|
|
second = (ngx_hash_key_t *) two;
|
|
|
|
return ngx_dns_strcmp(first->key.data, second->key.data);
|
|
}
|
|
|
|
|
|
static ngx_int_t
|
|
ngx_rtmp_init_listening(ngx_conf_t *cf, ngx_rtmp_conf_port_t *port)
|
|
{
|
|
ngx_uint_t i, last, bind_wildcard;
|
|
ngx_listening_t *ls;
|
|
ngx_rtmp_port_t *rport;
|
|
ngx_rtmp_conf_addr_t *addr;
|
|
|
|
addr = port->addrs.elts;
|
|
last = port->addrs.nelts;
|
|
|
|
/*
|
|
* If there is a binding to an "*:port" then we need to bind() to
|
|
* the "*:port" only and ignore other implicit bindings. The bindings
|
|
* have been already sorted: explicit bindings are on the start, then
|
|
* implicit bindings go, and wildcard binding is in the end.
|
|
*/
|
|
|
|
if (addr[last - 1].opt.wildcard) {
|
|
addr[last - 1].opt.bind = 1;
|
|
bind_wildcard = 1;
|
|
|
|
} else {
|
|
bind_wildcard = 0;
|
|
}
|
|
|
|
i = 0;
|
|
|
|
while (i < last) {
|
|
|
|
if (bind_wildcard && !addr[i].opt.bind) {
|
|
i++;
|
|
continue;
|
|
}
|
|
|
|
ls = ngx_rtmp_add_listening(cf, &addr[i]);
|
|
if (ls == NULL) {
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
rport = ngx_pcalloc(cf->pool, sizeof(ngx_rtmp_port_t));
|
|
if (rport == NULL) {
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
/* used in ngx_rtmp_init_connection */
|
|
ls->servers = rport;
|
|
|
|
rport->naddrs = i + 1;
|
|
|
|
switch (ls->sockaddr->sa_family) {
|
|
|
|
#if (NGX_HAVE_INET6)
|
|
case AF_INET6:
|
|
if (ngx_rtmp_add_addrs6(cf, rport, addr) != NGX_OK) {
|
|
return NGX_ERROR;
|
|
}
|
|
break;
|
|
#endif
|
|
default: /* AF_INET */
|
|
if (ngx_rtmp_add_addrs(cf, rport, addr) != NGX_OK) {
|
|
return NGX_ERROR;
|
|
}
|
|
break;
|
|
}
|
|
|
|
#if (nginx_version >= 1009001 && nginx_version <= 1015001)
|
|
if (ngx_clone_listening(cf, ls) != NGX_OK) {
|
|
return NGX_ERROR;
|
|
}
|
|
#endif
|
|
|
|
addr++;
|
|
last--;
|
|
}
|
|
|
|
return NGX_OK;
|
|
}
|
|
|
|
|
|
static ngx_listening_t *
|
|
ngx_rtmp_add_listening(ngx_conf_t *cf, ngx_rtmp_conf_addr_t *addr)
|
|
{
|
|
ngx_listening_t *ls;
|
|
ngx_rtmp_core_srv_conf_t *cscf;
|
|
|
|
ls = ngx_create_listening(cf, &addr->opt.sockaddr.sockaddr,
|
|
addr->opt.socklen);
|
|
if (ls == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
ls->addr_ntop = 1;
|
|
|
|
ls->handler = ngx_rtmp_init_connection;
|
|
|
|
cscf = addr->default_server;
|
|
ls->pool_size = cscf->connection_pool_size;
|
|
|
|
ls->logp = &cf->cycle->new_log;
|
|
ls->log.data = &ls->addr_text;
|
|
ls->log.handler = ngx_accept_log_error;
|
|
|
|
#if (NGX_WIN32)
|
|
{
|
|
ngx_iocp_conf_t *iocpcf = NULL;
|
|
|
|
if (ngx_get_conf(cf->cycle->conf_ctx, ngx_events_module)) {
|
|
iocpcf = ngx_event_get_conf(cf->cycle->conf_ctx, ngx_iocp_module);
|
|
}
|
|
if (iocpcf && iocpcf->acceptex_read) {
|
|
ls->post_accept_buffer_size = 1024;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
ls->backlog = addr->opt.backlog;
|
|
ls->rcvbuf = addr->opt.rcvbuf;
|
|
ls->sndbuf = addr->opt.sndbuf;
|
|
|
|
ls->keepalive = addr->opt.so_keepalive;
|
|
#if (NGX_HAVE_KEEPALIVE_TUNABLE)
|
|
ls->keepidle = addr->opt.tcp_keepidle;
|
|
ls->keepintvl = addr->opt.tcp_keepintvl;
|
|
ls->keepcnt = addr->opt.tcp_keepcnt;
|
|
#endif
|
|
|
|
#if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER)
|
|
ls->accept_filter = addr->opt.accept_filter;
|
|
#endif
|
|
|
|
#if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT)
|
|
ls->deferred_accept = addr->opt.deferred_accept;
|
|
#endif
|
|
|
|
#if (NGX_HAVE_INET6)
|
|
ls->ipv6only = addr->opt.ipv6only;
|
|
#endif
|
|
|
|
#if (NGX_HAVE_SETFIB)
|
|
ls->setfib = addr->opt.setfib;
|
|
#endif
|
|
|
|
#if (NGX_HAVE_TCP_FASTOPEN)
|
|
ls->fastopen = addr->opt.fastopen;
|
|
#endif
|
|
|
|
#if (NGX_HAVE_REUSEPORT)
|
|
ls->reuseport = addr->opt.reuseport;
|
|
#endif
|
|
|
|
return ls;
|
|
}
|
|
|
|
|
|
static ngx_int_t
|
|
ngx_rtmp_add_addrs(ngx_conf_t *cf, ngx_rtmp_port_t *mport,
|
|
ngx_rtmp_conf_addr_t *addr)
|
|
{
|
|
ngx_uint_t i;
|
|
ngx_rtmp_in_addr_t *addrs;
|
|
struct sockaddr_in *sin;
|
|
ngx_rtmp_virtual_names_t *vn;
|
|
|
|
u_char *p, buf[NGX_SOCKADDR_STRLEN];
|
|
size_t len;
|
|
|
|
mport->addrs = ngx_pcalloc(cf->pool,
|
|
mport->naddrs * sizeof(ngx_rtmp_in_addr_t));
|
|
if (mport->addrs == NULL) {
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
addrs = mport->addrs;
|
|
|
|
for (i = 0; i < mport->naddrs; i++) {
|
|
|
|
sin = &addr[i].opt.sockaddr.sockaddr_in;
|
|
addrs[i].addr = sin->sin_addr.s_addr;
|
|
addrs[i].conf.default_server = addr[i].default_server;
|
|
addrs[i].conf.proxy_protocol = addr[i].opt.proxy_protocol;
|
|
|
|
len = ngx_sock_ntop(&addr[i].opt.sockaddr.sockaddr,
|
|
#if (nginx_version >= 1005003)
|
|
addr[i].opt.socklen,
|
|
#endif
|
|
buf, NGX_SOCKADDR_STRLEN, 1);
|
|
|
|
p = ngx_pcalloc(cf->pool, len);
|
|
if (p == NULL) {
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
ngx_memcpy(p, buf, len);
|
|
addrs[i].conf.addr_text.len = len;
|
|
addrs[i].conf.addr_text.data = p;
|
|
|
|
if (addr[i].hash.buckets == NULL
|
|
&& (addr[i].wc_head == NULL
|
|
|| addr[i].wc_head->hash.buckets == NULL)
|
|
&& (addr[i].wc_tail == NULL
|
|
|| addr[i].wc_tail->hash.buckets == NULL)
|
|
#if (NGX_PCRE)
|
|
&& addr[i].nregex == 0
|
|
#endif
|
|
)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
vn = ngx_palloc(cf->pool, sizeof(ngx_rtmp_virtual_names_t));
|
|
if (vn == NULL) {
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
addrs[i].conf.virtual_names = vn;
|
|
|
|
vn->names.hash = addr[i].hash;
|
|
vn->names.wc_head = addr[i].wc_head;
|
|
vn->names.wc_tail = addr[i].wc_tail;
|
|
#if (NGX_PCRE)
|
|
vn->nregex = addr[i].nregex;
|
|
vn->regex = addr[i].regex;
|
|
#endif
|
|
}
|
|
|
|
return NGX_OK;
|
|
}
|
|
|
|
|
|
#if (NGX_HAVE_INET6)
|
|
|
|
static ngx_int_t
|
|
ngx_rtmp_add_addrs6(ngx_conf_t *cf, ngx_rtmp_port_t *mport,
|
|
ngx_rtmp_conf_addr_t *addr)
|
|
{
|
|
ngx_uint_t i;
|
|
ngx_rtmp_in6_addr_t *addrs6;
|
|
struct sockaddr_in6 *sin6;
|
|
ngx_rtmp_virtual_names_t *vn;
|
|
|
|
u_char *p, buf[NGX_SOCKADDR_STRLEN];
|
|
size_t len;
|
|
|
|
mport->addrs = ngx_pcalloc(cf->pool,
|
|
mport->naddrs * sizeof(ngx_rtmp_in6_addr_t));
|
|
if (mport->addrs == NULL) {
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
addrs6 = mport->addrs;
|
|
|
|
for (i = 0; i < mport->naddrs; i++) {
|
|
|
|
sin6 = &addr[i].opt.sockaddr.sockaddr_in6;
|
|
addrs6[i].addr6 = sin6->sin6_addr;
|
|
addrs6[i].conf.default_server = addr[i].default_server;
|
|
addrs6[i].conf.proxy_protocol = addr[i].opt.proxy_protocol;
|
|
|
|
len = ngx_sock_ntop(&addr[i].opt.sockaddr.sockaddr,
|
|
#if (nginx_version >= 1005003)
|
|
addr[i].opt.socklen,
|
|
#endif
|
|
buf, NGX_SOCKADDR_STRLEN, 1);
|
|
|
|
p = ngx_pcalloc(cf->pool, len);
|
|
if (p == NULL) {
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
ngx_memcpy(p, buf, len);
|
|
addrs6[i].conf.addr_text.len = len;
|
|
addrs6[i].conf.addr_text.data = p;
|
|
|
|
if (addr[i].hash.buckets == NULL
|
|
&& (addr[i].wc_head == NULL
|
|
|| addr[i].wc_head->hash.buckets == NULL)
|
|
&& (addr[i].wc_tail == NULL
|
|
|| addr[i].wc_tail->hash.buckets == NULL)
|
|
#if (NGX_PCRE)
|
|
&& addr[i].nregex == 0
|
|
#endif
|
|
)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
vn = ngx_palloc(cf->pool, sizeof(ngx_rtmp_virtual_names_t));
|
|
if (vn == NULL) {
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
addrs6[i].conf.virtual_names = vn;
|
|
|
|
vn->names.hash = addr[i].hash;
|
|
vn->names.wc_head = addr[i].wc_head;
|
|
vn->names.wc_tail = addr[i].wc_tail;
|
|
#if (NGX_PCRE)
|
|
vn->nregex = addr[i].nregex;
|
|
vn->regex = addr[i].regex;
|
|
#endif
|
|
}
|
|
|
|
return NGX_OK;
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
static ngx_int_t
|
|
ngx_rtmp_cmp_conf_addrs(const void *one, const void *two)
|
|
{
|
|
ngx_rtmp_conf_addr_t *first, *second;
|
|
|
|
first = (ngx_rtmp_conf_addr_t *) one;
|
|
second = (ngx_rtmp_conf_addr_t *) two;
|
|
|
|
if (first->opt.wildcard) {
|
|
/* a wildcard address must be the last resort, shift it to the end */
|
|
return 1;
|
|
}
|
|
|
|
if (second->opt.wildcard) {
|
|
/* a wildcard address must be the last resort, shift it to the end */
|
|
return -1;
|
|
}
|
|
|
|
if (first->opt.bind && !second->opt.bind) {
|
|
/* shift explicit bind()ed addresses to the start */
|
|
return -1;
|
|
}
|
|
|
|
if (!first->opt.bind && second->opt.bind) {
|
|
/* shift explicit bind()ed addresses to the start */
|
|
return 1;
|
|
}
|
|
|
|
/* do not sort by default */
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
ngx_int_t
|
|
ngx_rtmp_fire_event(ngx_rtmp_session_t *s, ngx_uint_t evt,
|
|
ngx_rtmp_header_t *h, ngx_chain_t *in)
|
|
{
|
|
ngx_rtmp_core_main_conf_t *cmcf;
|
|
ngx_array_t *ch;
|
|
ngx_rtmp_handler_pt *hh;
|
|
size_t n;
|
|
|
|
cmcf = ngx_rtmp_get_module_main_conf(s, ngx_rtmp_core_module);
|
|
|
|
ch = &cmcf->events[evt];
|
|
hh = ch->elts;
|
|
for(n = 0; n < ch->nelts; ++n, ++hh) {
|
|
if (*hh && (*hh)(s, h, in) != NGX_OK) {
|
|
return NGX_ERROR;
|
|
}
|
|
}
|
|
return NGX_OK;
|
|
}
|
|
|
|
|
|
void *
|
|
ngx_rtmp_rmemcpy(void *dst, const void* src, size_t n)
|
|
{
|
|
u_char *d, *s;
|
|
|
|
d = dst;
|
|
s = (u_char*)src + n - 1;
|
|
|
|
while(s >= (u_char*)src) {
|
|
*d++ = *s--;
|
|
}
|
|
|
|
return dst;
|
|
}
|
|
|
|
|
|
u_char *
|
|
ngx_rtmp_h4_to_n3(u_char *dst, uint32_t h)
|
|
{
|
|
dst[0] = (u_char) (h >> 16);
|
|
dst[1] = (u_char) (h >> 8);
|
|
dst[2] = (u_char) h;
|
|
|
|
return dst;
|
|
}
|
|
|
|
|
|
uint32_t
|
|
ngx_rtmp_n3_to_h4(u_char *n)
|
|
{
|
|
return ((uint32_t) n[0] << 16) | ((uint32_t) n[1] << 8) | (uint32_t) n[2];
|
|
}
|
|
|
|
|
|
static ngx_int_t
|
|
ngx_rtmp_init_process(ngx_cycle_t *cycle)
|
|
{
|
|
#if (nginx_version >= 1007005)
|
|
ngx_queue_init(&ngx_rtmp_init_queue);
|
|
#endif
|
|
return NGX_OK;
|
|
}
|
|
|
|
|
|
ngx_int_t
|
|
ngx_rtmp_process_virtual_host(ngx_rtmp_session_t *s)
|
|
{
|
|
u_char *p;
|
|
ngx_int_t rc;
|
|
ngx_str_t host;
|
|
ngx_str_t hschema, rschema, *schema;
|
|
|
|
if (s->auto_pushed) {
|
|
goto next;
|
|
}
|
|
|
|
hschema.data = (u_char *)"http://";
|
|
hschema.len = ngx_strlen(hschema.data);
|
|
|
|
rschema.data = (u_char *) "rtmp://";
|
|
rschema.len = ngx_strlen(rschema.data);
|
|
|
|
do {
|
|
schema = &hschema;
|
|
|
|
if (s->tc_url.len > schema->len
|
|
&& ngx_strncasecmp(s->tc_url.data, schema->data, schema->len) == 0)
|
|
{
|
|
break;
|
|
}
|
|
|
|
schema = &rschema;
|
|
|
|
if (s->tc_url.len > schema->len
|
|
&& ngx_strncasecmp(s->tc_url.data, schema->data, schema->len) == 0)
|
|
{
|
|
break;
|
|
}
|
|
|
|
return NGX_ERROR;
|
|
} while (0);
|
|
|
|
s->host_start = s->tc_url.data + schema->len;
|
|
|
|
p = ngx_strlchr(s->host_start, s->tc_url.data + s->tc_url.len, ':');
|
|
if (p) {
|
|
s->host_end = p;
|
|
} else {
|
|
p = ngx_strlchr(s->host_start, s->tc_url.data + s->tc_url.len, '/');
|
|
s->host_end = p ? p : (s->host_start + s->tc_url.len - schema->len);
|
|
}
|
|
|
|
next:
|
|
host.len = s->host_end - s->host_start;
|
|
host.data = s->host_start;
|
|
|
|
rc = ngx_rtmp_validate_host(&host, s->connection->pool, 0);
|
|
|
|
if (rc == NGX_DECLINED) {
|
|
ngx_log_error(NGX_LOG_INFO, s->connection->log, 0,
|
|
"client send invalid host in request line");
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
#if 0
|
|
/* TODO: send error details to client */
|
|
if (rc == NGX_ERROR) {
|
|
return NGX_ERROR;
|
|
}
|
|
#endif
|
|
|
|
if (ngx_rtmp_set_virtual_server(s, &host) == NGX_ERROR) {
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
return NGX_OK;
|
|
}
|
|
|
|
|
|
ngx_int_t
|
|
ngx_rtmp_validate_host(ngx_str_t *host, ngx_pool_t *pool, ngx_uint_t alloc)
|
|
{
|
|
u_char *h, ch;
|
|
size_t i, dot_pos, host_len;
|
|
|
|
enum {
|
|
sw_usual = 0,
|
|
sw_literal,
|
|
sw_rest
|
|
} state;
|
|
|
|
dot_pos = host->len;
|
|
host_len = host->len;
|
|
|
|
h = host->data;
|
|
|
|
state = sw_usual;
|
|
|
|
for (i = 0; i < host->len; i++) {
|
|
ch = h[i];
|
|
|
|
switch (ch) {
|
|
|
|
case '.':
|
|
if (dot_pos == i - 1) {
|
|
return NGX_DECLINED;
|
|
}
|
|
dot_pos = i;
|
|
break;
|
|
|
|
case ':':
|
|
if (state == sw_usual) {
|
|
host_len = i;
|
|
state = sw_rest;
|
|
}
|
|
break;
|
|
|
|
case '[':
|
|
if (i == 0) {
|
|
state = sw_literal;
|
|
}
|
|
break;
|
|
|
|
case ']':
|
|
if (state == sw_literal) {
|
|
host_len = i + 1;
|
|
state = sw_rest;
|
|
}
|
|
break;
|
|
|
|
case '\0':
|
|
return NGX_DECLINED;
|
|
|
|
default:
|
|
|
|
if (ngx_path_separator(ch)) {
|
|
return NGX_DECLINED;
|
|
}
|
|
|
|
if (ch >= 'A' && ch <= 'Z') {
|
|
alloc = 1;
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (dot_pos == host_len - 1) {
|
|
host_len--;
|
|
}
|
|
|
|
if (host_len == 0) {
|
|
return NGX_DECLINED;
|
|
}
|
|
|
|
if (alloc) {
|
|
host->data = ngx_pnalloc(pool, host_len);
|
|
if (host->data == NULL) {
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
ngx_strlow(host->data, h, host_len);
|
|
}
|
|
|
|
host->len = host_len;
|
|
|
|
return NGX_OK;
|
|
}
|
|
|
|
|
|
ngx_int_t
|
|
ngx_rtmp_set_virtual_server(ngx_rtmp_session_t *s, ngx_str_t *host)
|
|
{
|
|
ngx_int_t rc;
|
|
ngx_int_t i;
|
|
ngx_rtmp_connection_t *rconn;
|
|
ngx_rtmp_core_srv_conf_t *cscf, *dcscf;
|
|
ngx_rtmp_stream_t *in_streams;
|
|
|
|
#if (NGX_SUPPRESS_WARN)
|
|
cscf = NULL;
|
|
#endif
|
|
|
|
rconn = s->rtmp_connection;
|
|
|
|
rc = ngx_rtmp_find_virtual_server(s->connection,
|
|
rconn->addr_conf->virtual_names,
|
|
host, s, &cscf);
|
|
|
|
if (rc == NGX_ERROR) {
|
|
ngx_rtmp_finalize_session(s);
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
if (rc == NGX_DECLINED) {
|
|
return NGX_OK;
|
|
}
|
|
|
|
dcscf = ngx_rtmp_get_module_srv_conf(s, ngx_rtmp_core_module);
|
|
|
|
/* reinitialization */
|
|
s->server_changed = 1;
|
|
s->srv_conf = cscf->ctx->srv_conf;
|
|
|
|
if (dcscf->out_queue != cscf->out_queue) {
|
|
/* use new pool */
|
|
s->out_temp_pool = ngx_create_pool(4096, s->connection->log);
|
|
if (s->out_temp_pool == NULL) {
|
|
ngx_rtmp_finalize_session(s);
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
/* save memory */
|
|
ngx_destroy_pool(s->out_pool);
|
|
s->out_pool = s->out_temp_pool;
|
|
|
|
/* send not used yet, need not copy data */
|
|
s->out = ngx_pcalloc(s->out_pool, sizeof(ngx_chain_t *)
|
|
* ((ngx_rtmp_core_srv_conf_t *)
|
|
cscf->ctx->srv_conf[ngx_rtmp_core_module
|
|
.ctx_index])->out_queue);
|
|
if (s->out == NULL) {
|
|
ngx_rtmp_finalize_session(s);
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
s->out_queue = cscf->out_queue;
|
|
}
|
|
|
|
if (dcscf->max_streams != cscf->max_streams) {
|
|
/* use new pool */
|
|
s->in_streams_temp_pool = ngx_create_pool(4096, s->connection->log);
|
|
if (s->in_streams_temp_pool == NULL) {
|
|
ngx_rtmp_finalize_session(s);
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
in_streams = ngx_pcalloc(s->in_streams_temp_pool,
|
|
sizeof(ngx_rtmp_stream_t) * cscf->max_streams);
|
|
if (in_streams == NULL) {
|
|
ngx_rtmp_finalize_session(s);
|
|
return NGX_ERROR;
|
|
}
|
|
|
|
/* copy data from s->in_streams to in_streams */
|
|
ngx_memmove(in_streams, s->in_streams, sizeof(ngx_rtmp_stream_t)
|
|
* ngx_min(dcscf->max_streams, cscf->max_streams));
|
|
|
|
if (dcscf->max_streams > cscf->max_streams) {
|
|
for (i = cscf->max_streams; i < dcscf->max_streams; i++) {
|
|
if (s->in_streams[i].hdr.csid) {
|
|
ngx_rtmp_finalize_session(s);
|
|
return NGX_ERROR;
|
|
}
|
|
}
|
|
}
|
|
|
|
s->in_streams = in_streams;
|
|
|
|
/* save memory */
|
|
ngx_destroy_pool(s->in_streams_pool);
|
|
s->in_streams_pool = s->in_streams_temp_pool;
|
|
}
|
|
|
|
s->out_cork = cscf->out_cork;
|
|
s->timeout = cscf->timeout;
|
|
s->buflen = cscf->buflen;
|
|
|
|
return NGX_OK;
|
|
}
|
|
|
|
|
|
static ngx_int_t
|
|
ngx_rtmp_find_virtual_server(ngx_connection_t *c,
|
|
ngx_rtmp_virtual_names_t *virtual_names, ngx_str_t *host,
|
|
ngx_rtmp_session_t *s, ngx_rtmp_core_srv_conf_t **cscfp)
|
|
{
|
|
ngx_rtmp_core_srv_conf_t *cscf;
|
|
|
|
if (virtual_names == NULL) {
|
|
return NGX_DECLINED;
|
|
}
|
|
|
|
cscf = ngx_hash_find_combined(&virtual_names->names,
|
|
ngx_hash_key(host->data, host->len),
|
|
host->data, host->len);
|
|
|
|
if (cscf) {
|
|
*cscfp = cscf;
|
|
return NGX_OK;
|
|
}
|
|
|
|
#if (NGX_PCRE)
|
|
|
|
if (host->len && virtual_names->nregex) {
|
|
ngx_int_t n;
|
|
ngx_uint_t i;
|
|
ngx_rtmp_server_name_t *sn;
|
|
|
|
sn = virtual_names->regex;
|
|
|
|
for (i = 0; i < virtual_names->nregex; i++) {
|
|
|
|
n = ngx_rtmp_regex_exec(s, sn[i].regex, host);
|
|
|
|
if (n == NGX_DECLINED) {
|
|
continue;
|
|
}
|
|
|
|
if (n == NGX_OK) {
|
|
*cscfp = sn[i].server;
|
|
return NGX_OK;
|
|
}
|
|
|
|
return NGX_ERROR;
|
|
}
|
|
}
|
|
|
|
#endif /* NGX_PCRE */
|
|
|
|
return NGX_DECLINED;
|
|
}
|
|
|
|
|
|
#if (nginx_version <= 1011001)
|
|
in_port_t
|
|
ngx_inet_get_port(struct sockaddr *sa)
|
|
{
|
|
struct sockaddr_in *sin;
|
|
#if (NGX_HAVE_INET6)
|
|
struct sockaddr_in6 *sin6;
|
|
#endif
|
|
|
|
switch (sa->sa_family) {
|
|
|
|
#if (NGX_HAVE_INET6)
|
|
case AF_INET6:
|
|
sin6 = (struct sockaddr_in6 *) sa;
|
|
return ntohs(sin6->sin6_port);
|
|
#endif
|
|
|
|
#if (NGX_HAVE_UNIX_DOMAIN)
|
|
case AF_UNIX:
|
|
return 0;
|
|
#endif
|
|
|
|
default: /* AF_INET */
|
|
sin = (struct sockaddr_in *) sa;
|
|
return ntohs(sin->sin_port);
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
ngx_inet_set_port(struct sockaddr *sa, in_port_t port)
|
|
{
|
|
struct sockaddr_in *sin;
|
|
#if (NGX_HAVE_INET6)
|
|
struct sockaddr_in6 *sin6;
|
|
#endif
|
|
|
|
switch (sa->sa_family) {
|
|
|
|
#if (NGX_HAVE_INET6)
|
|
case AF_INET6:
|
|
sin6 = (struct sockaddr_in6 *) sa;
|
|
sin6->sin6_port = htons(port);
|
|
break;
|
|
#endif
|
|
|
|
#if (NGX_HAVE_UNIX_DOMAIN)
|
|
case AF_UNIX:
|
|
break;
|
|
#endif
|
|
|
|
default: /* AF_INET */
|
|
sin = (struct sockaddr_in *) sa;
|
|
sin->sin_port = htons(port);
|
|
break;
|
|
}
|
|
}
|
|
#endif
|