#include #include #include #include #include #include #include static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, char *dummy); int ngx_http_max_module; ngx_array_t ngx_http_servers; /* array of ngx_http_core_srv_conf_t */ int ngx_http_post_accept_timeout = 10000; int ngx_http_connection_pool_size = 16384; int ngx_http_request_pool_size = 16384; int ngx_http_client_header_timeout = 20000; int ngx_http_client_header_buffer_size = 1024; /* STUB: per location */ int ngx_http_lingering_timeout = 5000; int ngx_http_lingering_time = 30; /**/ ngx_array_t ngx_http_index_handlers; int (*ngx_http_top_header_filter) (ngx_http_request_t *r); static ngx_str_t http_name = ngx_string("http"); static ngx_command_t ngx_http_commands[] = { {ngx_string("http"), NGX_CONF_BLOCK|NGX_CONF_NOARGS, ngx_http_block, 0, 0}, {ngx_string(""), 0, NULL, 0, 0} }; ngx_module_t ngx_http_module = { 0, /* module index */ &http_name, /* module context */ ngx_http_commands, /* module directives */ NGX_CORE_MODULE_TYPE, /* module type */ NULL /* init module */ }; static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, char *dummy) { int i, s, l, p, a, n, start; int port_found, addr_found, virtual_names; char *rv; struct sockaddr_in *addr_in; ngx_array_t in_ports; ngx_listen_t *ls; ngx_http_module_t *module; ngx_http_conf_ctx_t *ctx, *prev; ngx_http_in_port_t *in_port; ngx_http_in_addr_t *in_addr, *inaddr; ngx_http_core_srv_conf_t **cscf; ngx_http_listen_t *lscf; ngx_http_server_name_t *s_name, *name;; ngx_init_array(ngx_http_servers, cf->pool, 10, sizeof(ngx_http_core_srv_conf_t *), NGX_CONF_ERROR); ngx_test_null(ctx, ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)), NGX_CONF_ERROR); for (i = 0; ngx_modules[i]; i++) { if (ngx_modules[i]->type != NGX_HTTP_MODULE_TYPE) { continue; } /* STUB */ module = (ngx_http_module_t *) ngx_modules[i]->ctx; module->index = ngx_http_max_module; ngx_modules[i]->index = ngx_http_max_module++; } /* null loc_conf */ ngx_test_null(ctx->loc_conf, ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module), NGX_CONF_ERROR); for (i = 0; ngx_modules[i]; i++) { if (ngx_modules[i]->type != NGX_HTTP_MODULE_TYPE) { continue; } module = (ngx_http_module_t *) ngx_modules[i]->ctx; if (module->create_loc_conf) { ngx_test_null(ctx->loc_conf[module->index], module->create_loc_conf(cf->pool), NGX_CONF_ERROR); } } prev = cf->ctx; cf->ctx = ctx; cf->type = NGX_HTTP_MODULE_TYPE; rv = ngx_conf_parse(cf, NULL); cf->ctx = prev; if (rv != NGX_CONF_OK) return rv; #if 0 /* DEBUG STUFF */ cscf = (ngx_http_core_srv_conf_t **) ngx_http_servers.elts; for (s = 0; s < ngx_http_servers.nelts; s++) { ngx_http_core_loc_conf_t **loc; ngx_log_debug(cf->log, "srv: %08x" _ cscf[s]); loc = (ngx_http_core_loc_conf_t **) cscf[s]->locations.elts; for (l = 0; l < cscf[s]->locations.nelts; l++) { ngx_log_debug(cf->log, "loc: %08x:%s, %08x:%s" _ loc[l] _ loc[l]->name.data _ &loc[l]->doc_root _ loc[l]->doc_root.data); } } /**/ #endif ngx_init_array(ngx_http_index_handlers, cf->pool, 3, sizeof(ngx_http_handler_pt), NGX_CONF_ERROR); ngx_http_init_filters(cf->pool, ngx_modules); /* create lists of ports, addresses and server names */ ngx_init_array(in_ports, cf->pool, 10, sizeof(ngx_http_in_port_t), NGX_CONF_ERROR); cscf = (ngx_http_core_srv_conf_t **) ngx_http_servers.elts; for (s = 0; s < ngx_http_servers.nelts; s++) { lscf = (ngx_http_listen_t *) cscf[s]->listen.elts; for (l = 0; l < cscf[s]->listen.nelts; l++) { port_found = 0; /* AF_INET only */ in_port = (ngx_http_in_port_t *) in_ports.elts; for (p = 0; p < in_ports.nelts; p++) { if (lscf[l].port == in_port[p].port) { port_found = 1; addr_found = 0; in_addr = (ngx_http_in_addr_t *) in_port[p].addr.elts; for (a = 0; a < in_port[p].addr.nelts; a++) { if (lscf[l].addr == in_addr[a].addr) { s_name = (ngx_http_server_name_t *) cscf[s]->server_names.elts; for (n = 0; n < cscf[s]->server_names.nelts; n++) { ngx_test_null(name, ngx_push_array(&in_addr[a].names), NGX_CONF_ERROR); name->name = s_name[n].name; name->core_srv_conf = s_name[n].core_srv_conf; } if (lscf[l].flags & NGX_HTTP_DEFAULT_SERVER) { if (in_addr[a].flags & NGX_HTTP_DEFAULT_SERVER) { ngx_log_error(NGX_LOG_ERR, cf->log, 0, "duplicate default server in %s:%d", lscf[l].file_name.data, lscf[l].line); return NGX_CONF_ERROR; } in_addr[a].flags |= NGX_HTTP_DEFAULT_SERVER; in_addr[a].core_srv_conf = cscf[s]; } addr_found = 1; break; /* "*:XX" is the last resort */ } else if (in_addr[p].addr == INADDR_ANY) { ngx_test_null(inaddr, ngx_push_array(&in_port[p].addr), NGX_CONF_ERROR); ngx_memcpy(inaddr, &in_addr[a], sizeof(ngx_http_in_addr_t)); inaddr->addr = lscf[l].addr; inaddr->flags = lscf[l].flags; inaddr->core_srv_conf = cscf[s]; ngx_init_array(inaddr->names, cf->pool, 10, sizeof(ngx_http_server_name_t), NGX_CONF_ERROR); addr_found = 1; break; } } if (!addr_found) { ngx_test_null(inaddr, ngx_push_array(&in_port[p].addr), NGX_CONF_ERROR); inaddr->addr = lscf[l].addr; inaddr->flags = lscf[l].flags; inaddr->core_srv_conf = cscf[s]; ngx_init_array(inaddr->names, cf->pool, 10, sizeof(ngx_http_server_name_t), NGX_CONF_ERROR); } } } if (!port_found) { ngx_test_null(in_port, ngx_push_array(&in_ports), NGX_CONF_ERROR); in_port->port = lscf[l].port; ngx_init_array(in_port->addr, cf->pool, 10, sizeof(ngx_http_in_addr_t), NGX_CONF_ERROR); ngx_test_null(inaddr, ngx_push_array(&in_port->addr), NGX_CONF_ERROR); inaddr->addr = lscf[l].addr; inaddr->flags = lscf[l].flags; inaddr->core_srv_conf = cscf[s]; ngx_init_array(inaddr->names, cf->pool, 10, sizeof(ngx_http_server_name_t), NGX_CONF_ERROR); } } } /* optimzie lists of ports, addresses and server names */ /* AF_INET only */ in_port = (ngx_http_in_port_t *) in_ports.elts; for (p = 0; p < in_ports.nelts; p++) { in_addr = (ngx_http_in_addr_t *) in_port[p].addr.elts; for (a = 0; a < in_port[p].addr.nelts; a++) { virtual_names = 0; name = (ngx_http_server_name_t *) in_addr[a].names.elts; for (n = 0; n < in_addr[a].names.nelts; n++) { if (in_addr[a].core_srv_conf != name[n].core_srv_conf) { virtual_names = 1; break; } } /* if all server names point to the same server then we do not need to check them at run time */ if (!virtual_names) { in_addr[a].names.nelts = 0; } } /* if there is binding to "*:XX" then we need to bind to "*:XX" only and ignore other binding */ if (in_addr[a - 1].addr == INADDR_ANY) { start = a - 1; } else { start = 0; } in_addr = (ngx_http_in_addr_t *) in_port[p].addr.elts; for (a = start; a < in_port[p].addr.nelts; a++) { ngx_test_null(ls, ngx_push_array(&ngx_listening_sockets), NGX_CONF_ERROR); ngx_memzero(ls, sizeof(ngx_listen_t)); ngx_test_null(addr_in, ngx_pcalloc(cf->pool, sizeof(struct sockaddr_in)), NGX_CONF_ERROR); addr_in->sin_family = AF_INET; addr_in->sin_addr.s_addr = in_addr[a].addr; addr_in->sin_port = htons(in_port[p].port); ngx_test_null(ls->addr_text.data, ngx_palloc(cf->pool, INET_ADDRSTRLEN + 6), NGX_CONF_ERROR); ls->addr_text.len = ngx_snprintf(ls->addr_text.data + ngx_inet_ntop(AF_INET, &in_addr[a].addr, ls->addr_text.data, INET_ADDRSTRLEN), 6, ":%d", in_port[p].port); ls->family = AF_INET; ls->type = SOCK_STREAM; ls->protocol = IPPROTO_IP; #if (NGX_OVERLAPPED) ls->flags = WSA_FLAG_OVERLAPPED; #endif ls->sockaddr = (struct sockaddr *) addr_in; ls->socklen = sizeof(struct sockaddr_in); ls->addr = offsetof(struct sockaddr_in, sin_addr); ls->addr_text_max_len = INET_ADDRSTRLEN; ls->backlog = -1; ls->post_accept_timeout = ngx_http_post_accept_timeout; ls->nonblocking = 1; ls->handler = ngx_http_init_connection; ls->log = cf->log; ls->ctx = ctx; ls->servers = &in_port[p]; #if 0 if (in_port[p].addr.nelts == 1) { in_addr = (ngx_http_in_addr_t *) in_port[p].addr.elts; /* if there is the single address for this port and no virtual name servers so we do not need to check addresses at run time */ if (in_addr[a].names.nelts == 0) { ls->ctx = in_addr->core_srv_conf->ctx; ls->servers = NULL; } } #endif ngx_log_debug(cf->log, "ls ctx: %d:%08x" _ in_port[p].port _ ls->ctx); } } /* DEBUG STUFF */ in_port = (ngx_http_in_port_t *) in_ports.elts; for (p = 0; p < in_ports.nelts; p++) { ngx_log_debug(cf->log, "port: %d" _ in_port[p].port); in_addr = (ngx_http_in_addr_t *) in_port[p].addr.elts; for (a = 0; a < in_port[p].addr.nelts; a++) { char ip[20]; ngx_inet_ntop(AF_INET, &in_addr[a].addr, ip, 20); ngx_log_debug(cf->log, "%s %08x" _ ip _ in_addr[a].core_srv_conf); } } /**/ return NGX_CONF_OK; } #if 0 /* STUB */ static struct sockaddr_in addr; static char addr_text[22]; int ngx_http_init(ngx_pool_t *pool, ngx_log_t *log) { ngx_listen_t *ls; ngx_http_server.connection_pool_size = 16384; ngx_http_server.request_pool_size = 16384; ngx_http_server.header_timeout = 20000; ngx_http_server.header_buffer_size = 1024; ngx_http_server.discarded_buffer_size = 1500; ngx_http_server.lingering_timeout = 5000; ngx_http_server.lingering_time = 30; #if (WIN32) ngx_http_server.doc_root = "html"; #else ngx_http_server.doc_root = "/home/is/dox/"; ngx_http_server.doc_root = "/home/is/work/xml/site-1.0.0/html"; ngx_http_server.doc_root = "/spool/test/lperltk"; ngx_http_server.doc_root = "/home/is/dox/ora/lperltk"; #endif ngx_http_server.doc_root_len = strlen(ngx_http_server.doc_root) + 1; ngx_http_config_modules(pool, ngx_modules); #if 0 /* STUB */ ngx_http_output_filter_set_stub(pool, ngx_http_modules); ngx_http_write_filter_set_stub(pool, ngx_http_modules); ngx_http_index_set_stub(pool, ngx_http_modules); ngx_http_init_modules(pool, ngx_http_modules); #endif ngx_http_init_filters(pool, ngx_modules); ls = ngx_push_array(&ngx_listening_sockets); ngx_memzero(ls, sizeof(ngx_listen_t)); addr.sin_family = AF_INET; addr.sin_addr.s_addr = inet_addr("0.0.0.0"); addr.sin_port = htons(8000); ngx_snprintf(ngx_cpystrn(addr_text, inet_ntoa(addr.sin_addr), 16), 7, ":%d", ntohs(addr.sin_port)); ls->family = AF_INET; ls->type = SOCK_STREAM; ls->protocol = IPPROTO_IP; #if (NGX_OVERLAPPED) ls->flags = WSA_FLAG_OVERLAPPED; #endif ls->sockaddr = (struct sockaddr *) &addr; ls->socklen = sizeof(struct sockaddr_in); ls->addr = offsetof(struct sockaddr_in, sin_addr); ls->addr_text.len = INET_ADDRSTRLEN; ls->addr_text.data = addr_text; ls->backlog = -1; ls->post_accept_timeout = 10000; ls->nonblocking = 1; ls->handler = ngx_http_init_connection; ls->server = &ngx_http_server; ls->log = log; return 1; } /**/ #endif