diff options
Diffstat (limited to 'rubbos/app/httpd-2.0.64/server/main.c')
| -rw-r--r-- | rubbos/app/httpd-2.0.64/server/main.c | 683 |
1 files changed, 683 insertions, 0 deletions
diff --git a/rubbos/app/httpd-2.0.64/server/main.c b/rubbos/app/httpd-2.0.64/server/main.c new file mode 100644 index 00000000..aa356418 --- /dev/null +++ b/rubbos/app/httpd-2.0.64/server/main.c @@ -0,0 +1,683 @@ +/* Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "apr.h" +#include "apr_strings.h" +#include "apr_getopt.h" +#include "apr_general.h" +#include "apr_lib.h" +#include "apr_md5.h" +#include "apr_time.h" +#include "apr_version.h" +#include "apu_version.h" + +#define APR_WANT_STDIO +#define APR_WANT_STRFUNC +#include "apr_want.h" + +#define CORE_PRIVATE +#include "ap_config.h" +#include "httpd.h" +#include "http_main.h" +#include "http_log.h" +#include "http_config.h" +#include "http_vhost.h" +#include "apr_uri.h" +#include "util_ebcdic.h" +#include "ap_mpm.h" +#include "mpm_common.h" + +/* WARNING: Win32 binds http_main.c dynamically to the server. Please place + * extern functions and global data in another appropriate module. + * + * Most significant main() global data can be found in http_config.c + */ + +/* XXX - We should be able to grab the per-MPM settings here too */ +static void show_compile_settings(void) +{ + printf("Server version: %s\n", ap_get_server_version()); + printf("Server built: %s\n", ap_get_server_built()); + printf("Server's Module Magic Number: %u:%u\n", + MODULE_MAGIC_NUMBER_MAJOR, MODULE_MAGIC_NUMBER_MINOR); + printf("Server loaded: APR %s, APR-UTIL %s\n", + apr_version_string(), apu_version_string()); + printf("Compiled using: APR %s, APR-UTIL %s\n", + APR_VERSION_STRING, APU_VERSION_STRING); + /* sizeof(foo) is long on some platforms so we might as well + * make it long everywhere to keep the printf format + * consistent + */ + printf("Architecture: %ld-bit\n", 8 * (long)sizeof(void *)); + printf("Server compiled with....\n"); +#ifdef BIG_SECURITY_HOLE + printf(" -D BIG_SECURITY_HOLE\n"); +#endif + +#ifdef SECURITY_HOLE_PASS_AUTHORIZATION + printf(" -D SECURITY_HOLE_PASS_AUTHORIZATION\n"); +#endif + +#ifdef APACHE_MPM_DIR + printf(" -D APACHE_MPM_DIR=\"%s\"\n", APACHE_MPM_DIR); +#endif + +#ifdef HAVE_SHMGET + printf(" -D HAVE_SHMGET\n"); +#endif + +#if APR_FILE_BASED_SHM + printf(" -D APR_FILE_BASED_SHM\n"); +#endif + +#if APR_HAS_SENDFILE + printf(" -D APR_HAS_SENDFILE\n"); +#endif + +#if APR_HAS_MMAP + printf(" -D APR_HAS_MMAP\n"); +#endif + +#ifdef NO_WRITEV + printf(" -D NO_WRITEV\n"); +#endif + +#ifdef NO_LINGCLOSE + printf(" -D NO_LINGCLOSE\n"); +#endif + +#if APR_HAVE_IPV6 + printf(" -D APR_HAVE_IPV6 (IPv4-mapped addresses "); +#ifdef AP_ENABLE_V4_MAPPED + printf("enabled)\n"); +#else + printf("disabled)\n"); +#endif +#endif + +#if APR_USE_FLOCK_SERIALIZE + printf(" -D APR_USE_FLOCK_SERIALIZE\n"); +#endif + +#if APR_USE_SYSVSEM_SERIALIZE + printf(" -D APR_USE_SYSVSEM_SERIALIZE\n"); +#endif + +#if APR_USE_POSIXSEM_SERIALIZE + printf(" -D APR_USE_POSIXSEM_SERIALIZE\n"); +#endif + +#if APR_USE_FCNTL_SERIALIZE + printf(" -D APR_USE_FCNTL_SERIALIZE\n"); +#endif + +#if APR_USE_PROC_PTHREAD_SERIALIZE + printf(" -D APR_USE_PROC_PTHREAD_SERIALIZE\n"); +#endif + +#if APR_USE_PTHREAD_SERIALIZE + printf(" -D APR_USE_PTHREAD_SERIALIZE\n"); +#endif + +#if APR_PROCESS_LOCK_IS_GLOBAL + printf(" -D APR_PROCESS_LOCK_IS_GLOBAL\n"); +#endif + +#ifdef SINGLE_LISTEN_UNSERIALIZED_ACCEPT + printf(" -D SINGLE_LISTEN_UNSERIALIZED_ACCEPT\n"); +#endif + +#if APR_HAS_OTHER_CHILD + printf(" -D APR_HAS_OTHER_CHILD\n"); +#endif + +#ifdef AP_HAVE_RELIABLE_PIPED_LOGS + printf(" -D AP_HAVE_RELIABLE_PIPED_LOGS\n"); +#endif + +#ifdef BUFFERED_LOGS + printf(" -D BUFFERED_LOGS\n"); +#ifdef PIPE_BUF + printf(" -D PIPE_BUF=%ld\n",(long)PIPE_BUF); +#endif +#endif + +#if APR_CHARSET_EBCDIC + printf(" -D APR_CHARSET_EBCDIC\n"); +#endif + +#ifdef APACHE_XLATE + printf(" -D APACHE_XLATE\n"); +#endif + +#ifdef NEED_HASHBANG_EMUL + printf(" -D NEED_HASHBANG_EMUL\n"); +#endif + +#ifdef SHARED_CORE + printf(" -D SHARED_CORE\n"); +#endif + +/* This list displays the compiled in default paths: */ +#ifdef HTTPD_ROOT + printf(" -D HTTPD_ROOT=\"" HTTPD_ROOT "\"\n"); +#endif + +#ifdef SUEXEC_BIN + printf(" -D SUEXEC_BIN=\"" SUEXEC_BIN "\"\n"); +#endif + +#if defined(SHARED_CORE) && defined(SHARED_CORE_DIR) + printf(" -D SHARED_CORE_DIR=\"" SHARED_CORE_DIR "\"\n"); +#endif + +#ifdef DEFAULT_PIDLOG + printf(" -D DEFAULT_PIDLOG=\"" DEFAULT_PIDLOG "\"\n"); +#endif + +#ifdef DEFAULT_SCOREBOARD + printf(" -D DEFAULT_SCOREBOARD=\"" DEFAULT_SCOREBOARD "\"\n"); +#endif + +#ifdef DEFAULT_LOCKFILE + printf(" -D DEFAULT_LOCKFILE=\"" DEFAULT_LOCKFILE "\"\n"); +#endif + +#ifdef DEFAULT_ERRORLOG + printf(" -D DEFAULT_ERRORLOG=\"" DEFAULT_ERRORLOG "\"\n"); +#endif + +#ifdef AP_TYPES_CONFIG_FILE + printf(" -D AP_TYPES_CONFIG_FILE=\"" AP_TYPES_CONFIG_FILE "\"\n"); +#endif + +#ifdef SERVER_CONFIG_FILE + printf(" -D SERVER_CONFIG_FILE=\"" SERVER_CONFIG_FILE "\"\n"); +#endif +} + +static void destroy_and_exit_process(process_rec *process, + int process_exit_value) +{ + apr_pool_destroy(process->pool); /* and destroy all descendent pools */ + apr_terminate(); + exit(process_exit_value); +} + +static process_rec *init_process(int *argc, const char * const * *argv) +{ + process_rec *process; + apr_pool_t *cntx; + apr_status_t stat; + const char *failed = "apr_app_initialize()"; + + stat = apr_app_initialize(argc, argv, NULL); + if (stat == APR_SUCCESS) { + failed = "apr_pool_create()"; + stat = apr_pool_create(&cntx, NULL); + } + + if (stat != APR_SUCCESS) { + /* For all intents and purposes, this is impossibly unlikely, + * but APR doesn't exist yet, we can't use it for reporting + * these earliest two failures; + */ + char ctimebuff[APR_CTIME_LEN]; + apr_ctime(ctimebuff, apr_time_now()); + fprintf(stderr, "[%s] [crit] (%d) %s: %s failed " + "to initial context, exiting\n", + ctimebuff, stat, (*argv)[0], failed); + apr_terminate(); + exit(1); + } + + apr_pool_tag(cntx, "process"); + ap_open_stderr_log(cntx); + + /* Now we have initialized apr and our logger, no more + * exceptional error reporting required for the lifetime + * of this server process. + */ + + process = apr_palloc(cntx, sizeof(process_rec)); + process->pool = cntx; + + apr_pool_create(&process->pconf, process->pool); + apr_pool_tag(process->pconf, "pconf"); + process->argc = *argc; + process->argv = *argv; + process->short_name = apr_filepath_name_get((*argv)[0]); + return process; +} + +static void usage(process_rec *process) +{ + const char *bin = process->argv[0]; + char pad[MAX_STRING_LEN]; + unsigned i; + + for (i = 0; i < strlen(bin); i++) { + pad[i] = ' '; + } + + pad[i] = '\0'; + +#ifdef SHARED_CORE + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL , + "Usage: %s [-R directory] [-D name] [-d directory] [-f file]", + bin); +#else + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + "Usage: %s [-D name] [-d directory] [-f file]", bin); +#endif + + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " %s [-C \"directive\"] [-c \"directive\"]", pad); + +#ifdef WIN32 + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " %s [-w] [-k start|restart|stop|shutdown]", pad); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " %s [-k install|config|uninstall] [-n service_name]", + pad); +#endif +#ifdef AP_MPM_WANT_SIGNAL_SERVER + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " %s [-k start|restart|graceful|stop]", + pad); +#endif + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " %s [-v] [-V] [-h] [-l] [-L] [-t] [-S]", pad); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + "Options:"); + +#ifdef SHARED_CORE + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -R directory : specify an alternate location for " + "shared object files"); +#endif + + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -D name : define a name for use in " + "<IfDefine name> directives"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -d directory : specify an alternate initial " + "ServerRoot"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -f file : specify an alternate ServerConfigFile"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -C \"directive\" : process directive before reading " + "config files"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -c \"directive\" : process directive after reading " + "config files"); + +#ifdef NETWARE + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -n name : set screen name"); +#endif +#ifdef WIN32 + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -n name : set service name and use its " + "ServerConfigFile"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -k start : tell Apache to start"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -k restart : tell running Apache to do a graceful " + "restart"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -k stop|shutdown : tell running Apache to shutdown"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -k install : install an Apache service"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -k config : change startup Options of an Apache " + "service"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -k uninstall : uninstall an Apache service"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -w : hold open the console window on error"); +#endif + + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -e level : show startup errors of level " + "(see LogLevel)"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -E file : log startup errors to file"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -v : show version number"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -V : show compile settings"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -h : list available command line options " + "(this page)"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -l : list compiled in modules"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -L : list available configuration " + "directives"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -t -D DUMP_VHOSTS : show parsed settings (currently only " + "vhost settings)"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -S : a synonym for -t -D DUMP_VHOSTS"); + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, + " -t : run syntax check for config files"); + + destroy_and_exit_process(process, 1); +} + +int main(int argc, const char * const argv[]) +{ + char c; + int configtestonly = 0; + const char *confname = SERVER_CONFIG_FILE; + const char *def_server_root = HTTPD_ROOT; + const char *temp_error_log = NULL; + process_rec *process; + server_rec *server_conf; + apr_pool_t *pglobal; + apr_pool_t *pconf; + apr_pool_t *plog; /* Pool of log streams, reset _after_ each read of conf */ + apr_pool_t *ptemp; /* Pool for temporary config stuff, reset often */ + apr_pool_t *pcommands; /* Pool for -D, -C and -c switches */ + apr_getopt_t *opt; + apr_status_t rv; + module **mod; + const char *optarg; + APR_OPTIONAL_FN_TYPE(ap_signal_server) *signal_server; + + AP_MONCONTROL(0); /* turn off profiling of startup */ + + process = init_process(&argc, &argv); + pglobal = process->pool; + pconf = process->pconf; + ap_server_argv0 = process->short_name; + +#if APR_CHARSET_EBCDIC + if (ap_init_ebcdic(pglobal) != APR_SUCCESS) { + destroy_and_exit_process(process, 1); + } +#endif + + apr_pool_create(&pcommands, pglobal); + apr_pool_tag(pcommands, "pcommands"); + ap_server_pre_read_config = apr_array_make(pcommands, 1, sizeof(char *)); + ap_server_post_read_config = apr_array_make(pcommands, 1, sizeof(char *)); + ap_server_config_defines = apr_array_make(pcommands, 1, sizeof(char *)); + + ap_setup_prelinked_modules(process); + + ap_run_rewrite_args(process); + + /* Maintain AP_SERVER_BASEARGS list in http_main.h to allow the MPM + * to safely pass on our args from its rewrite_args() handler. + */ + apr_getopt_init(&opt, pcommands, process->argc, process->argv); + + while ((rv = apr_getopt(opt, AP_SERVER_BASEARGS, &c, &optarg)) + == APR_SUCCESS) { + char **new; + + switch (c) { + case 'c': + new = (char **)apr_array_push(ap_server_post_read_config); + *new = apr_pstrdup(pcommands, optarg); + break; + + case 'C': + new = (char **)apr_array_push(ap_server_pre_read_config); + *new = apr_pstrdup(pcommands, optarg); + break; + + case 'd': + def_server_root = optarg; + break; + + case 'D': + new = (char **)apr_array_push(ap_server_config_defines); + *new = apr_pstrdup(pcommands, optarg); + break; + + case 'e': + if (strcasecmp(optarg, "emerg") == 0) { + ap_default_loglevel = APLOG_EMERG; + } + else if (strcasecmp(optarg, "alert") == 0) { + ap_default_loglevel = APLOG_ALERT; + } + else if (strcasecmp(optarg, "crit") == 0) { + ap_default_loglevel = APLOG_CRIT; + } + else if (strncasecmp(optarg, "err", 3) == 0) { + ap_default_loglevel = APLOG_ERR; + } + else if (strncasecmp(optarg, "warn", 4) == 0) { + ap_default_loglevel = APLOG_WARNING; + } + else if (strcasecmp(optarg, "notice") == 0) { + ap_default_loglevel = APLOG_NOTICE; + } + else if (strcasecmp(optarg, "info") == 0) { + ap_default_loglevel = APLOG_INFO; + } + else if (strcasecmp(optarg, "debug") == 0) { + ap_default_loglevel = APLOG_DEBUG; + } + else { + usage(process); + } + break; + + case 'E': + temp_error_log = apr_pstrdup(process->pool, optarg); + break; + + case 'X': + new = (char **)apr_array_push(ap_server_config_defines); + *new = "DEBUG"; + break; + + case 'f': + confname = optarg; + break; + + case 'v': + printf("Server version: %s\n", ap_get_server_version()); + printf("Server built: %s\n", ap_get_server_built()); + destroy_and_exit_process(process, 0); + + case 'V': + show_compile_settings(); + destroy_and_exit_process(process, 0); + + case 'l': + ap_show_modules(); + destroy_and_exit_process(process, 0); + + case 'L': + ap_show_directives(); + destroy_and_exit_process(process, 0); + + case 't': + configtestonly = 1; + break; + + case 'S': + configtestonly = 1; + new = (char **)apr_array_push(ap_server_config_defines); + *new = "DUMP_VHOSTS"; + break; + + case 'h': + case '?': + usage(process); + } + } + + /* bad cmdline option? then we die */ + if (rv != APR_EOF || opt->ind < opt->argc) { + usage(process); + } + + apr_pool_create(&plog, pglobal); + apr_pool_tag(plog, "plog"); + apr_pool_create(&ptemp, pconf); + apr_pool_tag(ptemp, "ptemp"); + + /* Note that we preflight the config file once + * before reading it _again_ in the main loop. + * This allows things, log files configuration + * for example, to settle down. + */ + + ap_server_root = def_server_root; + if (temp_error_log) { + ap_replace_stderr_log(process->pool, temp_error_log); + } + server_conf = ap_read_config(process, ptemp, confname, &ap_conftree); + if (ap_run_pre_config(pconf, plog, ptemp) != OK) { + ap_log_error(APLOG_MARK, APLOG_STARTUP |APLOG_ERR, 0, + NULL, "Pre-configuration failed"); + destroy_and_exit_process(process, 1); + } + + ap_process_config_tree(server_conf, ap_conftree, process->pconf, ptemp); + ap_fixup_virtual_hosts(pconf, server_conf); + ap_fini_vhost_config(pconf, server_conf); + apr_hook_sort_all(); + if (configtestonly) { + ap_log_error(APLOG_MARK, APLOG_STARTUP, 0, NULL, "Syntax OK"); + destroy_and_exit_process(process, 0); + } + + signal_server = APR_RETRIEVE_OPTIONAL_FN(ap_signal_server); + if (signal_server) { + int exit_status; + + if (signal_server(&exit_status, pconf) != 0) { + destroy_and_exit_process(process, exit_status); + } + } + + apr_pool_clear(plog); + + if ( ap_run_open_logs(pconf, plog, ptemp, server_conf) != OK) { + ap_log_error(APLOG_MARK, APLOG_STARTUP |APLOG_ERR, + 0, NULL, "Unable to open logs"); + destroy_and_exit_process(process, 1); + } + + if ( ap_run_post_config(pconf, plog, ptemp, server_conf) != OK) { + ap_log_error(APLOG_MARK, APLOG_STARTUP |APLOG_ERR, 0, + NULL, "Configuration Failed"); + destroy_and_exit_process(process, 1); + } + + apr_pool_destroy(ptemp); + + for (;;) { + apr_hook_deregister_all(); + apr_pool_clear(pconf); + + for (mod = ap_prelinked_modules; *mod != NULL; mod++) { + ap_register_hooks(*mod, pconf); + } + + /* This is a hack until we finish the code so that it only reads + * the config file once and just operates on the tree already in + * memory. rbb + */ + ap_conftree = NULL; + apr_pool_create(&ptemp, pconf); + apr_pool_tag(ptemp, "ptemp"); + ap_server_root = def_server_root; + server_conf = ap_read_config(process, ptemp, confname, &ap_conftree); + if (ap_run_pre_config(pconf, plog, ptemp) != OK) { + ap_log_error(APLOG_MARK, APLOG_STARTUP |APLOG_ERR, + 0, NULL, "Pre-configuration failed"); + destroy_and_exit_process(process, 1); + } + + ap_process_config_tree(server_conf, ap_conftree, process->pconf, ptemp); + ap_fixup_virtual_hosts(pconf, server_conf); + ap_fini_vhost_config(pconf, server_conf); + apr_hook_sort_all(); + apr_pool_clear(plog); + if (ap_run_open_logs(pconf, plog, ptemp, server_conf) != OK) { + ap_log_error(APLOG_MARK, APLOG_STARTUP |APLOG_ERR, + 0, NULL, "Unable to open logs"); + destroy_and_exit_process(process, 1); + } + + if (ap_run_post_config(pconf, plog, ptemp, server_conf) != OK) { + ap_log_error(APLOG_MARK, APLOG_STARTUP |APLOG_ERR, + 0, NULL, "Configuration Failed"); + destroy_and_exit_process(process, 1); + } + + apr_pool_destroy(ptemp); + apr_pool_lock(pconf, 1); + + ap_run_optional_fn_retrieve(); + + if (ap_mpm_run(pconf, plog, server_conf)) + break; + + apr_pool_lock(pconf, 0); + } + + apr_pool_lock(pconf, 0); + destroy_and_exit_process(process, 0); + + return 0; /* Termination 'ok' */ +} + +/* force Expat to be linked into the server executable */ +#if defined(USE_EXPAT) && !defined(SHARED_CORE_BOOTSTRAP) +#include "xmlparse.h" +const XML_LChar *suck_in_expat(void); +const XML_LChar *suck_in_expat(void) +{ + return XML_ErrorString(XML_ERROR_NONE); +} +#endif /* USE_EXPAT */ + +#ifndef SHARED_CORE_BOOTSTRAP +/* + * Force apr_password_validate() into the image so that modules like + * mod_auth can use it even if they're dynamically loaded. + */ +void suck_in_apr_password_validate(void); +void suck_in_apr_password_validate(void) +{ + apr_password_validate("a", "b"); +} +#endif + +#ifdef AP_USING_AUTOCONF +/* This ugly little hack pulls any function referenced in exports.c into + * the web server. exports.c is generated during the build, and it + * has all of the APR functions specified by the apr/apr.exports and + * apr-util/aprutil.exports files. + */ +const void *suck_in_APR(void); +const void *suck_in_APR(void) +{ + extern const void *ap_ugly_hack; + + return ap_ugly_hack; +} +#endif |