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| version 1.251, 2009/08/08 13:30:21 | version 1.355, 2024/08/26 20:47:06 |
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| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: scripting and CGI main. | Parser: scripting and CGI main. |
| Copyright(c) 2001-2009 ArtLebedev Group (http://www.artlebedev.com) | Copyright (c) 2001-2023 Art. Lebedev Studio (http://www.artlebedev.com) |
| Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) | Authors: Konstantin Morshnev <moko@design.ru>, Alexandr Petrosian <paf@design.ru> |
| */ | */ |
| static const char * const IDENT_PARSER3_C="$Date$"; | volatile const char * IDENT_PARSER3_C="$Id$"; |
| #include "pa_config_includes.h" | #include "pa_config_includes.h" |
| #if _MSC_VER | |
| # include <crtdbg.h> | |
| #endif | |
| #include "pa_sapi.h" | #include "pa_sapi.h" |
| #include "classes.h" | #include "classes.h" |
| #include "pa_common.h" | #include "pa_common.h" |
| #include "pa_request.h" | #include "pa_request.h" |
| #include "pa_socks.h" | |
| #include "pa_version.h" | #include "pa_version.h" |
| #include "pa_threads.h" | |
| #include "pa_vconsole.h" | |
| #include "pa_sapi_info.h" | |
| #ifdef _MSC_VER | |
| #include <crtdbg.h> | |
| #include <windows.h> | |
| #include <direct.h> | |
| extern "C" HANDLE WINAPI GC_CreateThread(LPSECURITY_ATTRIBUTES, DWORD, LPTHREAD_START_ROUTINE, LPVOID, DWORD, LPDWORD); | |
| #else | |
| extern "C" int GC_pthread_create(pthread_t *, const pthread_attr_t *, void *(*)(void *), void * /* arg */); | |
| #ifdef WIN32 | |
| # include <windows.h> | |
| #endif | #endif |
| // defines | // defines |
| // comment remove me after debugging | // comment remove me after debugging |
| //#define PA_DEBUG_CGI_ENTRY_EXIT "c:\\parser\\debug-parser3.log" | //#define PA_DEBUG_CGI_ENTRY_EXIT "parser3-debug.log" |
| #if _MSC_VER && !defined(_DEBUG) | #if defined(_MSC_VER) && !defined(_DEBUG) |
| # define PA_SUPPRESS_SYSTEM_EXCEPTION | # define PA_SUPPRESS_SYSTEM_EXCEPTION |
| #endif | #endif |
| //#define DEBUG_MAILRECEIVE "mailreceive.eml" | |
| // consts | // consts |
| #define REDIRECT_PREFIX "REDIRECT_" | #define REDIRECT_PREFIX "REDIRECT_" |
| #define PARSER_CONFIG_ENV_NAME "CGI_PARSER_CONFIG" | #define PARSER_CONFIG_ENV_NAME "CGI_PARSER_CONFIG" |
| #define PARSER_LOG_ENV_NAME "CGI_PARSER_LOG" | #define PARSER_LOG_ENV_NAME "CGI_PARSER_LOG" |
| /// IIS refuses to read bigger chunks | static const char* filespec_to_process = 0; // [file] |
| const size_t READ_POST_CHUNK_SIZE=0x400*0x400; // 1M | static const char* httpd_host_port = 0; // -p option |
| static const char* config_filespec = 0; // -f option or from env or next to the executable if exists | |
| static const char* argv0; | static bool mail_received = false; // -m option? [asked to parse incoming message to $mail:received] |
| static const char* config_filespec_cstr=0; | static const char* parser3_filespec = 0; // argv[0] |
| static bool fail_on_config_read_problem=true; | static char** argv_extra = NULL; |
| static int args_skip=1; | // for error logging |
| static char** argv_all = NULL; | static THREAD_LOCAL Request_info *request_info_4log = NULL; // global for correct log() reporting |
| static const char* filespec_4log = NULL; // null only if system-wide auto.p used | |
| static bool cgi; ///< we were started as CGI? | |
| static bool mail_received=false; ///< we were started with -m option? [asked to parse incoming message to $mail:received] | template <typename T> static T *dir_pos(T *fname){ |
| T *result=NULL; | |
| // for signal handlers | while (fname=strpbrk(fname, "/\\")){ |
| Request *request=0; | result=fname; |
| Request_info *request_info=0; | fname++; |
| bool execution_canceled=false; | } |
| return result; | |
| } | |
| // SAPI | // SAPI |
| class SAPI_Info{} SAPI_info; | static void pa_log(const char* fmt, va_list args) { |
| static void log(const char* fmt, va_list args) { | |
| bool opened=false; | bool opened=false; |
| FILE *f=0; | FILE *f=0; |
| Line 74 static void log(const char* fmt, va_list | Line 79 static void log(const char* fmt, va_list |
| f=fopen(log_by_env, "at"); | f=fopen(log_by_env, "at"); |
| opened=f!=0; | opened=f!=0; |
| } | } |
| #ifdef PA_DEBUG_CGI_ENTRY_EXIT | #ifdef PA_DEBUG_CGI_ENTRY_EXIT |
| f=fopen(PA_DEBUG_CGI_ENTRY_EXIT, "at"); | f=fopen(PA_DEBUG_CGI_ENTRY_EXIT, "at"); |
| opened=f!=0; | opened=f!=0; |
| #endif | #endif |
| if(!opened && config_filespec_cstr) { | if(!opened && filespec_4log) { |
| char beside_config_path[MAX_STRING]; | char log_spec[MAX_STRING + 12 /* '/parser3.log' */]; |
| strncpy(beside_config_path, config_filespec_cstr, MAX_STRING-1); beside_config_path[MAX_STRING-1]=0; | pa_strncpy(log_spec, filespec_4log, MAX_STRING); |
| if(!( | |
| rsplit(beside_config_path, '/') || | if(char* log_dir_pos=dir_pos(log_spec)){ |
| rsplit(beside_config_path, '\\'))) { // strip filename | strcpy(log_dir_pos, "/parser3.log"); |
| } else { | |
| // no path, just filename | // no path, just filename |
| beside_config_path[0]='.'; beside_config_path[1]=0; | strcpy(log_spec, "./parser3.log"); |
| } | } |
| char file_spec[MAX_STRING]; | f=fopen(log_spec, "at"); |
| snprintf(file_spec, MAX_STRING, | |
| "%s/parser3.log", beside_config_path); | |
| f=fopen(file_spec, "at"); | |
| opened=f!=0; | opened=f!=0; |
| } | } |
| // fallback to stderr | // fallback to stderr |
| Line 106 static void log(const char* fmt, va_list | Line 109 static void log(const char* fmt, va_list |
| time_t t=time(0); | time_t t=time(0); |
| if(const char* stamp=ctime(&t)) { // never saw that | if(const char* stamp=ctime(&t)) { // never saw that |
| if(size_t len=strlen(stamp)) // saw once stamp being ="" | if(size_t len=strlen(stamp)) // saw once stamp being ="" |
| fprintf(f, "[%.*s] [%u] ", len-1, stamp, | fprintf(f, "[%.*s] [%u] ", (int)len-1, stamp, (unsigned int)pa_get_thread_id() ); |
| (unsigned int)getpid() | |
| ); | |
| } | } |
| // message | // message |
| Line 117 static void log(const char* fmt, va_list | Line 118 static void log(const char* fmt, va_list |
| size=remove_crlf(buf, buf+size); | size=remove_crlf(buf, buf+size); |
| fwrite(buf, size, 1, f); | fwrite(buf, size, 1, f); |
| if(request_info) | if(request_info_4log && request_info_4log->method) { |
| fprintf(f, " [uri=%s, method=%s, cl=%u]", | fprintf(f, " [uri=%s, method=%s, cl=%lu]\n", request_info_4log->uri ? request_info_4log->uri : "<unknown>", request_info_4log->method, (unsigned long)request_info_4log->content_length); |
| request_info->uri? request_info->uri: "<unknown>", | } else |
| request_info->method? request_info->method: "<unknown>", | fputs(" [no request info]\n", f); |
| request_info->content_length); | |
| else | |
| fputs(" [no request info]", f); | |
| // newline | |
| fputs("\n", f); | |
| if(opened) | if(opened) |
| fclose(f); | fclose(f); |
| else | else |
| fflush(f); | fflush(f); |
| } | } |
| #ifdef PA_DEBUG_CGI_ENTRY_EXIT | |
| static void log(const char* fmt, ...) { | void pa_log(const char* fmt, ...) { |
| va_list args; | va_list args; |
| va_start(args,fmt); | va_start(args,fmt); |
| log(fmt, args); | pa_log(fmt, args); |
| va_end(args); | va_end(args); |
| } | } |
| #endif | |
| // appends to parser3.log located beside my binary if openable, to stderr otherwize | // appends to parser3.log located next to the config file if openable, to stderr otherwize |
| void SAPI::log(SAPI_Info&, const char* fmt, ...) { | void SAPI::log(SAPI_Info&, const char* fmt, ...) { |
| va_list args; | va_list args; |
| va_start(args,fmt); | va_start(args,fmt); |
| ::log(fmt, args); | pa_log(fmt, args); |
| va_end(args); | va_end(args); |
| } | } |
| static void die_or_abort(const char* fmt, va_list args, bool write_core) { | void SAPI::die(const char* fmt, ...) { |
| // log | va_list args; |
| // logging is more important than user | // logging first, first vsnprintf |
| // she can cancel download, we'd get SIGPIPE, | va_start(args,fmt); |
| // nothing would be logged then | pa_log(fmt, args); |
| ::log(fmt, args); | va_end(args); |
| // inform user | |
| char body[MAX_STRING]; | |
| int content_length=vsnprintf(body, MAX_STRING, fmt, args); | |
| // prepare header | |
| // let's be honest, that's bad we couldn't produce valid output | |
| SAPI::add_header_attribute(SAPI_info, "status", "500"); | |
| SAPI::add_header_attribute(SAPI_info, HTTP_CONTENT_TYPE, "text/plain"); | |
| char content_length_cstr[MAX_NUMBER]; | |
| snprintf(content_length_cstr, sizeof(content_length_cstr), "%u", content_length); | |
| SAPI::add_header_attribute(SAPI_info, "content-length", content_length_cstr); | |
| // send header | |
| SAPI::send_header(SAPI_info); | |
| // body | |
| SAPI::send_body(SAPI_info, body, content_length); | |
| // exit & try to produce core dump[unix] or invoke debugger[Win32 Debug version] | |
| if(write_core) { | |
| #if defined(WIN32) && !defined(_DEBUG) | |
| // IIS with abort failes to show STDOUT, it just barks "abnormal program termination" | |
| exit(1); | |
| #else | |
| #if _MSC_VER | |
| _asm int 3; | |
| #endif | |
| abort(); | |
| #endif | |
| } | |
| else | |
| exit(1); | |
| } | |
| void SAPI::die(const char* fmt, ...) { | // inform user, second vsnprintf |
| va_list args; | |
| va_start(args, fmt); | va_start(args, fmt); |
| die_or_abort(fmt, args, false/*write core?*/); | char message[MAX_STRING]; |
| //unreachable anyway va_end(args); | vsnprintf(message, MAX_STRING, fmt, args); |
| } | |
| void SAPI::abort(const char* fmt, ...) { | SAPI::send_error(*sapiInfo, message); |
| va_list args; | exit(1); |
| va_start(args, fmt); | // va_end(args); |
| die_or_abort(fmt, args, true/*write core?*/); | |
| //unreachable anyway va_end(args); | |
| } | } |
| char* SAPI::get_env(SAPI_Info& , const char* name) { | char* SAPI::Env::get(SAPI_Info& info, const char* name) { |
| if(char *local=getenv(name)) | return info.get_env(name); |
| return pa_strdup(local); | |
| else | |
| return 0; | |
| } | } |
| const char* const *SAPI::environment(SAPI_Info&) { | bool SAPI::Env::set(SAPI_Info& info, const char* name, const char* value) { |
| #ifdef _MSC_VER | return info.set_env(name, value); |
| extern char **_environ; | |
| return _environ; | |
| #else | |
| extern char **environ; | |
| return environ; | |
| #endif | |
| } | } |
| size_t SAPI::read_post(SAPI_Info& , char *buf, size_t max_bytes) { | const char* const *SAPI::Env::get(SAPI_Info& info) { |
| size_t read_size=0; | return info.get_env(); |
| do { | |
| ssize_t chunk_size=read(fileno(stdin), | |
| buf+read_size, min(READ_POST_CHUNK_SIZE, max_bytes-read_size)); | |
| if(chunk_size<=0) | |
| break; | |
| read_size+=chunk_size; | |
| } while(read_size<max_bytes); | |
| return read_size; | |
| } | } |
| void SAPI::add_header_attribute(SAPI_Info& , const char* dont_store_key, const char* dont_store_value) { | size_t SAPI::read_post(SAPI_Info& info, char* buf, size_t max_bytes) { |
| if( cgi && (!request || !request->console.was_used()) ) | return info.read_post(buf, max_bytes); |
| printf("%s: %s\n", dont_store_key, dont_store_value); | |
| } | } |
| /// @todo intelligent cache-control | void SAPI::add_header_attribute(SAPI_Info& info, const char* dont_store_key, const char* dont_store_value) { |
| void SAPI::send_header(SAPI_Info& ) { | info.add_header_attribute(dont_store_key, dont_store_value); |
| if(cgi) { | |
| // puts("expires: Fri, 23 Mar 2001 09:32:23 GMT"); | |
| // header | body delimiter | |
| puts(""); | |
| } | |
| } | } |
| size_t SAPI::send_body(SAPI_Info& , const void *buf, size_t size) { | void SAPI::send_header(SAPI_Info& info) { |
| return stdout_write(buf, size); | info.send_header(); |
| } | } |
| // | size_t SAPI::send_body(SAPI_Info& info, const void *buf, size_t size) { |
| return info.send_body(buf, size); | |
| } | |
| static void full_file_spec(const char* file_name, char *buf, size_t buf_size) { | static const char* full_disk_path(const char* file_name = "") { |
| if(file_name) | char* result; |
| if(file_name[0]=='/' | if(file_name[0]=='/' |
| #ifdef WIN32 | #ifdef WIN32 |
| || file_name[0] && file_name[1]==':' | || file_name[0] && file_name[1]==':' |
| #endif | #endif |
| ) | ){ |
| strncpy(buf, file_name, buf_size); | result=pa_strdup(file_name); |
| else { | } else { |
| char cwd[MAX_STRING]; getcwd(cwd, MAX_STRING); | char cwd[MAX_STRING]; |
| snprintf(buf, buf_size, "%s/%s", cwd, file_name); | result=pa_strcat(getcwd(cwd, MAX_STRING) ? cwd : "", "/", file_name); |
| } | } |
| else | |
| buf[0]=0; | |
| #ifdef WIN32 | #ifdef WIN32 |
| back_slashes_to_slashes(buf); | back_slashes_to_slashes(result); |
| #endif | #endif |
| return result; | |
| } | } |
| static void log_signal(const char* signal_name) { | static void log_signal(const char* signal_name) { |
| if(request_info) | SAPI::log(*sapiInfo, "%s received %s processing request", signal_name, request ? "while" : "before or after"); |
| SAPI::log(SAPI_info, "%s received while %s. uri=%s, method=%s, cl=%u", | |
| signal_name, | |
| request?"executing code":"reading data", | |
| request_info->uri, | |
| request_info->method, | |
| request_info->content_length); | |
| else | |
| SAPI::log(SAPI_info, "%s received before or after processing request", | |
| signal_name); | |
| } | |
| #ifdef SIGUSR1 | |
| static void SIGUSR1_handler(int /*sig*/){ | |
| log_signal("SIGUSR1"); | |
| } | } |
| #endif | |
| #ifdef SIGPIPE | #ifdef SIGPIPE |
| #define SIGPIPE_NAME "SIGPIPE" | #define SIGPIPE_NAME "SIGPIPE" |
| Line 306 static void SIGPIPE_handler(int /*sig*/) | Line 222 static void SIGPIPE_handler(int /*sig*/) |
| if(sigpipe && sigpipe->as_bool()) | if(sigpipe && sigpipe->as_bool()) |
| log_signal(SIGPIPE_NAME); | log_signal(SIGPIPE_NAME); |
| execution_canceled=true; | |
| if(request) | if(request) |
| request->set_interrupted(true); | request->set_skip(Request::SKIP_INTERRUPTED); |
| } | } |
| #endif | #endif |
| // requires pa_thread_request() in entry_exists() under Windows | |
| static const char* locate_config(const char* config_filespec_option, const char* executable_path){ | |
| filespec_4log=config_filespec_option; | |
| if(!filespec_4log) | |
| filespec_4log=getenv(PARSER_CONFIG_ENV_NAME); | |
| if(!filespec_4log) | |
| filespec_4log=getenv(REDIRECT_PREFIX PARSER_CONFIG_ENV_NAME); | |
| if(!filespec_4log){ | |
| const char* exec_dir_pos = dir_pos(executable_path); | |
| #ifdef SYSTEM_CONFIG_FILE | |
| if(exec_dir_pos){ | |
| #endif | |
| // next to the executable | |
| if(!exec_dir_pos || (exec_dir_pos==executable_path+1 && *executable_path=='.')){ | |
| // when just parser3 or ./parser3 full path should be used to avoid "parser already configured" | |
| filespec_4log=full_disk_path(AUTO_FILE_NAME); | |
| } else { | |
| filespec_4log=pa_strcat(pa_strdup(executable_path, exec_dir_pos - executable_path), "/" AUTO_FILE_NAME); | |
| } | |
| if(entry_exists(filespec_4log)) | |
| return filespec_4log; | |
| #ifdef SYSTEM_CONFIG_FILE | |
| } | |
| if(entry_exists(SYSTEM_CONFIG_FILE)){ | |
| filespec_4log=NULL; | |
| return SYSTEM_CONFIG_FILE; | |
| } | |
| #endif | |
| return NULL; | |
| } | |
| return filespec_4log; | |
| } | |
| #ifdef WIN32 | #ifdef WIN32 |
| const char* maybe_reconstruct_IIS_status_in_qs(const char* original) | static const char* maybe_reconstruct_IIS_status_in_qs(const char* original) { |
| { | |
| // 404;http://servername/page[?param=value...] | // 404;http://servername/page[?param=value...] |
| // ';' should be urlencoded by HTTP standard, so we shouldn't get it from browser | // ';' should be urlencoded by HTTP standard, so we shouldn't get it from browser |
| // and can consider that as an indication that this is IIS way to report errors | // and can consider that as an indication that this is IIS way to report errors |
| if(original | if(original && isdigit((unsigned char)original[0]) && isdigit((unsigned char)original[1]) && isdigit((unsigned char)original[2]) && original[3]==';'){ |
| && isdigit((unsigned char)original[0]) | |
| && isdigit((unsigned char)original[1]) | |
| && isdigit((unsigned char)original[2]) | |
| && original[3]==';') | |
| { | |
| size_t original_len=strlen(original); | size_t original_len=strlen(original); |
| char* reconstructed=new(PointerFreeGC) char[original_len | char* reconstructed=new(PointerFreeGC) char[original_len +12/*IIS-STATUS=&*/ +14/*IIS-DOCUMENT=&*/ +1]; |
| +12/*IIS-STATUS=&*/ | |
| +14/*IIS-DOCUMENT=&*/ | |
| +1]; | |
| char* cur=reconstructed; | char* cur=reconstructed; |
| memcpy(cur, "IIS-STATUS=", 11); cur+=11; | memcpy(cur, "IIS-STATUS=", 11); cur+=11; |
| memcpy(cur, original, 3); cur+=3; | memcpy(cur, original, 3); cur+=3; |
| Line 338 const char* maybe_reconstruct_IIS_status | Line 277 const char* maybe_reconstruct_IIS_status |
| const char* qmark_at=strchr(original, '?'); | const char* qmark_at=strchr(original, '?'); |
| memcpy(cur, "IIS-DOCUMENT=", 13); cur+=13; | memcpy(cur, "IIS-DOCUMENT=", 13); cur+=13; |
| { | { |
| size_t value_len=(qmark_at? qmark_at-original: original_len)-4; | size_t value_len=(qmark_at ? qmark_at-original : original_len)-4; |
| memcpy(cur, original+4, value_len); cur+=value_len; | memcpy(cur, original+4, value_len); cur+=value_len; |
| } | } |
| Line 353 const char* maybe_reconstruct_IIS_status | Line 292 const char* maybe_reconstruct_IIS_status |
| return original; | return original; |
| } | } |
| static const char* maybe_back_slashes_to_slashes(const char* original){ | |
| char *result=pa_strdup(original); | |
| back_slashes_to_slashes(result); | |
| return result; | |
| } | |
| #define MAYBE_RECONSTRUCT_IIS_STATUS_IN_QS(s) maybe_reconstruct_IIS_status_in_qs(s) | |
| #define MAYBE_BACK_SLASHES_TO_SLASHES(s) maybe_back_slashes_to_slashes(s) | |
| #else | |
| #define MAYBE_RECONSTRUCT_IIS_STATUS_IN_QS(s) s | |
| #define MAYBE_BACK_SLASHES_TO_SLASHES(s) s | |
| #endif | #endif |
| /** | class RequestController { |
| main workhorse | public: |
| RequestController(Request* r){ | |
| request=r; | |
| } | |
| ~RequestController(){ | |
| request=0; | |
| } | |
| }; | |
| @todo | class RequestInfoController { |
| IIS: remove trailing default-document[index.html] from $request.uri. | public: |
| to do that we need to consult metabase, | RequestInfoController(Request_info* rinfo){ |
| wich is tested but seems slow. | request_info_4log=rinfo; |
| */ | } |
| static void real_parser_handler(const char* filespec_to_process, | ~RequestInfoController(){ |
| const char* request_method, bool header_only) | request_info_4log=0; |
| { | } |
| // init socks | }; |
| pa_socks_init(); | |
| // init global variables | /** httpd support */ |
| pa_globals_init(); | static const String httpd_class_name("httpd"); |
| if(!filespec_to_process || !*filespec_to_process) | static void config_handler(SAPI_Info &info) { |
| SAPI::die("Parser/%s" | Request_info request_info; |
| #ifdef PA_DEBUG_CGI_ENTRY_EXIT | RequestInfoController ric(&request_info); |
| " with entry/exit tracing" | |
| request_info.document_root = full_disk_path(); | |
| request_info.uri = ""; | |
| request_info.argv = argv_extra; | |
| // prepare to process request | |
| Request r(info, request_info, String::Language(String::L_HTML|String::L_OPTIMIZE_BIT)); | |
| // only once | |
| config_filespec = locate_config(config_filespec, parser3_filespec); | |
| // process main auto.p only | |
| r.core(config_filespec, false, String::Empty); | |
| } | |
| static void connection_handler(SAPI_Info_HTTPD &info, HTTPD_Connection &connection) { | |
| Request_info request_info; | |
| RequestInfoController ric(&request_info); | |
| try { | |
| if(!connection.read_header()) | |
| return; // ignore "void" connections | |
| info.populate_env(); | |
| request_info.document_root = full_disk_path(); | |
| request_info.path_translated = filespec_to_process; | |
| request_info.method = connection.method(); | |
| request_info.query_string = connection.query(); | |
| request_info.uri = request_info.strip_absolute_uri(connection.uri()); | |
| request_info.content_type = connection.content_type(); | |
| request_info.content_length = (size_t)connection.content_length(); | |
| request_info.cookie = info.get_env("HTTP_COOKIE"); | |
| request_info.mail_received = false; | |
| request_info.argv = argv_extra; | |
| // prepare to process request | |
| Request r(info, request_info, String::Language(String::L_HTML|String::L_OPTIMIZE_BIT)); | |
| // process the request | |
| r.core(config_filespec, strcasecmp(request_info.method, "HEAD")==0, main_method_name, &httpd_class_name); | |
| } catch(const Exception& e) { // exception in connection handling or unhandled exception | |
| SAPI::log(info, "%s", e.comment()); | |
| const char* status = info.exception_http_status(e.type()); | |
| if(*status){ | |
| info.clear_response_headers(); | |
| SAPI::send_error(info, e.comment(), status); | |
| } | |
| } | |
| } | |
| #ifdef _MSC_VER | |
| DWORD WINAPI connection_thread(void *arg){ | |
| #else | |
| static void *connection_thread(void *arg){ | |
| #endif | #endif |
| , PARSER_VERSION); | HTTPD_Connection &connection=*(HTTPD_Connection*)arg; |
| SAPI_Info_HTTPD info(connection); | |
| // Request info | |
| Request_info request_info; memset(&request_info, 0, sizeof(request_info)); | try { |
| char document_root_buf[MAX_STRING]; | connection_handler(info, connection); |
| if(cgi) { | } catch(const Exception& e) { // exception in send_error |
| if(const char* env_document_root=getenv("DOCUMENT_ROOT")) | SAPI::log(*sapiInfo, "%s", e.comment()); |
| request_info.document_root=env_document_root; | |
| else if(const char* path_info=getenv("PATH_INFO")) { | |
| // IIS | |
| size_t len=min(sizeof(document_root_buf)-1, strlen(filespec_to_process)-strlen(path_info)); | |
| memcpy(document_root_buf, filespec_to_process, len); document_root_buf[len]=0; | |
| request_info.document_root=document_root_buf; | |
| } else | |
| throw Exception(PARSER_RUNTIME, | |
| 0, | |
| "CGI: no PATH_INFO defined(in reinventing DOCUMENT_ROOT)"); | |
| } else { | |
| full_file_spec("", document_root_buf, sizeof(document_root_buf)); | |
| request_info.document_root=document_root_buf; | |
| } | } |
| request_info.path_translated=filespec_to_process; | |
| request_info.method=request_method ? request_method : "GET"; | delete(&connection); |
| const char* query_string= | return 0; |
| #ifdef WIN32 | } |
| maybe_reconstruct_IIS_status_in_qs | |
| static void httpd_mode() { | |
| config_handler(*sapiInfo); | |
| SOCKET sock = HTTPD_Server::bind(httpd_host_port); | |
| #ifdef SIGPIPE | |
| signal(SIGPIPE, SIG_IGN); | |
| #endif | #endif |
| (getenv("QUERY_STRING")); | |
| request_info.query_string=query_string; | while(1){ |
| #ifndef _MSC_VER | |
| pid_t pid=1; | |
| if(HTTPD_Server::mode == HTTPD_Server::PARALLEL) | |
| while (waitpid((pid_t)(-1), 0, WNOHANG) > 0); | |
| #endif | |
| try { | |
| HTTPD_Connection connection; | |
| if(!connection.accept(sock, 500)) | |
| continue; | |
| switch (HTTPD_Server::mode) { | |
| case HTTPD_Server::MULTITHREADED: | |
| #ifdef _MSC_VER | |
| if (!GC_CreateThread(0, 0, connection_thread, new HTTPD_Connection(connection), 0, 0)) | |
| throw Exception("httpd.fork", 0, "thread creation failed"); | |
| connection.sock=INVALID_SOCKET; | |
| break; | |
| #else | |
| #ifdef HAVE_TLS | |
| pthread_t thread; | |
| pthread_attr_t attr; | |
| pthread_attr_init(&attr); | |
| pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); | |
| if(int result=GC_pthread_create(&thread, &attr, connection_thread, new HTTPD_Connection(connection))) | |
| throw Exception("httpd.fork", 0, "thread creation failed (%d)", result); | |
| connection.sock=INVALID_SOCKET; | |
| break; | |
| #endif | |
| case HTTPD_Server::PARALLEL: | |
| pid=fork(); | |
| if(pid<0) | |
| throw Exception("httpd.fork", 0, "fork failed: %s (%d)", strerror(errno), errno); | |
| if(pid>0) | |
| continue; // parent should close connection.sock as well | |
| #endif | |
| case HTTPD_Server::SEQUENTIAL: // and fork child | |
| SAPI_Info_HTTPD info(connection); | |
| connection_handler(info, connection); | |
| } | |
| // closing connection socket in HTTPD_Connection destructor | |
| } catch(const Exception& e) { // exception in accept or send_error | |
| SAPI::log(*sapiInfo, "%s", e.comment()); | |
| } | |
| #ifndef _MSC_VER | |
| if(pid==0) // fork child | |
| exit(0); | |
| #endif | |
| } | |
| } | |
| /** main workhorse */ | |
| static void real_parser_handler(bool cgi) { | |
| // init libraries | |
| pa_globals_init(); | |
| if(httpd_host_port){ | |
| httpd_mode(); | |
| } | |
| const char* request_method=getenv("REQUEST_METHOD"); | |
| if(!filespec_to_process) | |
| SAPI::die("Parser/%s", PARSER_VERSION); | |
| // global request info | |
| Request_info request_info; | |
| RequestInfoController ric(&request_info); | |
| request_info.path_translated = filespec_to_process; | |
| request_info.method = request_method ? request_method : "GET"; | |
| request_info.query_string = MAYBE_RECONSTRUCT_IIS_STATUS_IN_QS(getenv("QUERY_STRING")); | |
| if(cgi) { | if(cgi) { |
| // few absolute obligatory | // obligatory |
| const char* path_info=getenv("PATH_INFO"); | const char* path_info=getenv("PATH_INFO"); |
| if(!path_info) | if(!path_info) |
| SAPI::die("CGI: illegal call (missing PATH_INFO)"); | SAPI::die("parser3: illegal CGI call (missing PATH_INFO)"); |
| const char* script_name=getenv("SCRIPT_NAME"); | |
| if(!script_name) | request_info.document_root = getenv("DOCUMENT_ROOT"); |
| SAPI::die("CGI: illegal call (missing SCRIPT_NAME)"); | if(!request_info.document_root) { |
| // IIS or fcgiwrap minimalistic setup | |
| const char* env_request_uri=getenv("REQUEST_URI"); | ssize_t prefix_len = strlen(filespec_to_process) - strlen(path_info); |
| if(env_request_uri) | if(prefix_len < 0 || strcmp(filespec_to_process + prefix_len, path_info) != 0) |
| request_info.uri=env_request_uri; | SAPI::die("parser3: illegal CGI call (invalid PATH_INFO in reinventing DOCUMENT_ROOT)"); |
| else | |
| if(query_string) { | char* document_root = new(PointerFreeGC) char[prefix_len + 1/*0*/]; |
| char* reconstructed_uri=new(PointerFreeGC) char[ | memcpy(document_root, filespec_to_process, prefix_len); document_root[prefix_len] = 0; |
| strlen(path_info)+1/*'?'*/+ | request_info.document_root = document_root; |
| strlen(query_string)+1/*0*/]; | } |
| strcpy(reconstructed_uri, path_info); | |
| strcat(reconstructed_uri, "?"); | |
| strcat(reconstructed_uri, query_string); | |
| request_info.uri=reconstructed_uri; | |
| } else | |
| request_info.uri=path_info; | |
| if(env_request_uri) { // apache & others stuck to standards | request_info.uri = request_info.strip_absolute_uri(getenv("REQUEST_URI")); |
| if(request_info.uri) { // apache & others stuck to standards | |
| // another obligatory | |
| const char* script_name = getenv("SCRIPT_NAME"); | |
| if(!script_name) | |
| SAPI::die("parser3: illegal CGI call (missing SCRIPT_NAME)"); | |
| /* | /* |
| http://parser3/env.html?123 =OK | http://parser3/env.html?123 =OK |
| $request:uri=/env.html?123 | $request:uri=/env.html?123 |
| REQUEST_URI='/env.html?123' | REQUEST_URI='/env.html?123' |
| SCRIPT_NAME='/cgi-bin/parser3' | SCRIPT_NAME='/cgi-bin/parser3' |
| PATH_INFO='/env.html' | PATH_INFO='/env.html' |
| http://parser3/cgi-bin/parser3/env.html?123 =ERROR | http://parser3/cgi-bin/parser3/env.html?123 =ERROR |
| $request:uri=/cgi-bin/parser3/env.html?123 | $request:uri=/cgi-bin/parser3/env.html?123 |
| REQUEST_URI='/cgi-bin/parser3/env.html?123' | REQUEST_URI='/cgi-bin/parser3/env.html?123' |
| SCRIPT_NAME='/cgi-bin/parser3' | SCRIPT_NAME='/cgi-bin/parser3' |
| PATH_INFO='/env.html' | PATH_INFO='/env.html' |
| */ | */ |
| size_t script_name_len=strlen(script_name); | size_t script_name_len = strlen(script_name); |
| size_t uri_len=strlen(env_request_uri); | size_t uri_len = strlen(request_info.uri); |
| if(strncmp(env_request_uri, script_name, script_name_len)==0 && | if(strncmp(request_info.uri, script_name, script_name_len)==0 && script_name_len != uri_len) // under IIS they are the same |
| script_name_len != uri_len) // under IIS they are the same | SAPI::die("parser3: illegal CGI call (REQUEST_URI starts with SCRIPT_NAME)"); |
| SAPI::die("CGI: illegal call (1)"); | } else { // fcgiwrap minimalistic setup |
| } else { // seen on IIS5 | request_info.uri = request_info.query_string && *request_info.query_string ? pa_strcat(path_info, "?", request_info.query_string) : path_info; |
| /* | |
| http://nestle/env.html?123 =OK | |
| $request:uri=/env.html?123 | |
| REQUEST_URI='' | |
| SCRIPT_NAME='/env.html' | |
| PATH_INFO='/env.html' | |
| http://nestle/cgi-bin/parser3.exe/env.html =ERROR | |
| $request:uri=/env.html | |
| REQUEST_URI='' | |
| SCRIPT_NAME='/cgi-bin/parser3.exe' | |
| PATH_INFO='/env.html' | |
| */ | |
| if(strcmp(script_name, path_info)!=0) | |
| SAPI::die("CGI: illegal call (2)"); | |
| } | } |
| } else | } else{ |
| request_info.uri=""; | request_info.document_root = full_disk_path(); |
| request_info.uri = ""; | |
| } | |
| request_info.content_type=getenv("CONTENT_TYPE"); | request_info.content_type = getenv("CONTENT_TYPE"); |
| const char* content_length=getenv("CONTENT_LENGTH"); | request_info.content_length = cgi ? (size_t)pa_atoul(getenv("CONTENT_LENGTH")) : 0; // only SAPI_Info_CGI can read POST |
| request_info.content_length=(content_length?atoi(content_length):0); | request_info.cookie = getenv("HTTP_COOKIE"); |
| request_info.cookie=getenv("HTTP_COOKIE"); | request_info.mail_received = mail_received; |
| request_info.mail_received=mail_received; | |
| request_info.argv = argv_extra; | |
| request_info.argv=argv_all; | |
| request_info.args_skip=args_skip; | |
| // get request_info ptr for signal handlers | |
| ::request_info=&request_info; | |
| if(execution_canceled) | |
| SAPI::die("Execution canceled"); | |
| #ifdef PA_DEBUG_CGI_ENTRY_EXIT | #ifdef PA_DEBUG_CGI_ENTRY_EXIT |
| log("request_info: method=%s, uri=%s, q=%s, dr=%s, pt=%s, cookies=%s, cl=%u", | log("request_info: method=%s, uri=%s, q=%s, dr=%s, pt=%s", request_info.method, request_info.uri, request_info.query_string, request_info.document_root, request_info.path_translated); |
| request_info.method, | |
| request_info.uri, | |
| request_info.query_string, | |
| request_info.document_root, | |
| request_info.path_translated, | |
| request_info.cookie, | |
| request_info.content_length); | |
| #endif | #endif |
| // prepare to process request | // prepare to process request |
| Request request(SAPI_info, request_info, | Request r(*sapiInfo, request_info, cgi ? String::Language(String::L_HTML|String::L_OPTIMIZE_BIT) : String::L_AS_IS); |
| cgi ? String::Language(String::L_HTML|String::L_OPTIMIZE_BIT) : String::L_AS_IS, | { |
| true /* status_allowed */); | // initing ::request ptr for signal handlers |
| RequestController rc(&r); | |
| // get request ptr for signal handlers | // process the request |
| ::request=&request; | r.core(locate_config(config_filespec, parser3_filespec), strcasecmp(request_info.method, "HEAD")==0); |
| // clearing ::request in RequestController destructor to prevent signal handlers from accessing invalid memory | |
| char config_filespec_buf[MAX_STRING]; | |
| if(!config_filespec_cstr) { | |
| const char* config_by_env=getenv(PARSER_CONFIG_ENV_NAME); | |
| if(!config_by_env) | |
| config_by_env=getenv(REDIRECT_PREFIX PARSER_CONFIG_ENV_NAME); | |
| if(config_by_env) | |
| config_filespec_cstr=config_by_env; | |
| else { | |
| // beside by binary | |
| char beside_binary_path[MAX_STRING]; | |
| strncpy(beside_binary_path, argv0, MAX_STRING-1); beside_binary_path[MAX_STRING-1]=0; // filespec of my binary | |
| if(!( | |
| rsplit(beside_binary_path, '/') || | |
| rsplit(beside_binary_path, '\\'))) { // strip filename | |
| // no path, just filename | |
| // @todo full path, not ./! | |
| beside_binary_path[0]='.'; beside_binary_path[1]=0; | |
| } | |
| snprintf(config_filespec_buf, MAX_STRING, | |
| "%s/%s", | |
| beside_binary_path, AUTO_FILE_NAME); | |
| config_filespec_cstr=config_filespec_buf; | |
| fail_on_config_read_problem=entry_exists(config_filespec_cstr); | |
| } | |
| } | } |
| // process the request | |
| request.core( | |
| config_filespec_cstr, fail_on_config_read_problem, | |
| header_only); | |
| // no request [prevent signal handlers from accessing invalid memory] | // finalize libraries |
| ::request=0; | |
| // finalize global variables | |
| pa_globals_done(); | pa_globals_done(); |
| // | |
| pa_socks_done(); | |
| } | } |
| #ifdef PA_SUPPRESS_SYSTEM_EXCEPTION | #ifdef PA_SUPPRESS_SYSTEM_EXCEPTION |
| static const Exception | static const Exception call_real_parser_handler__do_PEH_return_it(bool cgi) { |
| call_real_parser_handler__do_PEH_return_it( | |
| const char* filespec_to_process, | |
| const char* request_method, bool header_only) | |
| { | |
| try { | try { |
| real_parser_handler( | real_parser_handler(cgi); |
| filespec_to_process, | |
| request_method, header_only); | |
| } catch(const Exception& e) { | } catch(const Exception& e) { |
| return e; | return e; |
| } | } |
| return Exception(); | return Exception(); |
| } | } |
| static void call_real_parser_handler__supress_system_exception( | |
| const char* filespec_to_process, | static void call_real_parser_handler__supress_system_exception(bool cgi) { |
| const char* request_method, bool header_only) | |
| { | |
| Exception parser_exception; | Exception parser_exception; |
| LPEXCEPTION_POINTERS system_exception=0; | LPEXCEPTION_POINTERS system_exception=0; |
| __try { | __try { |
| parser_exception=call_real_parser_handler__do_PEH_return_it( | parser_exception=call_real_parser_handler__do_PEH_return_it(cgi); |
| filespec_to_process, | } __except ( (system_exception=GetExceptionInformation()), EXCEPTION_EXECUTE_HANDLER) { |
| request_method, header_only); | |
| } __except ( | |
| (system_exception=GetExceptionInformation()), | |
| EXCEPTION_EXECUTE_HANDLER) | |
| { | |
| if(system_exception) | if(system_exception) |
| if(_EXCEPTION_RECORD *er=system_exception->ExceptionRecord) | if(_EXCEPTION_RECORD *er=system_exception->ExceptionRecord) |
| throw Exception("system", | throw Exception("system", 0, "0x%08X at 0x%08X", er->ExceptionCode, er->ExceptionAddress); |
| 0, | |
| "0x%08X at 0x%08X", er->ExceptionCode, er->ExceptionAddress); | |
| else | else |
| throw Exception("system", | throw Exception("system", 0, "<no exception record>"); |
| 0, | |
| "<no exception record>"); | |
| else | else |
| throw Exception("system", | throw Exception("system", 0, "<no exception information>"); |
| 0, | |
| "<no exception information>"); | |
| } | } |
| if(parser_exception) | if(parser_exception) |
| throw Exception(parser_exception); | throw Exception(parser_exception); |
| } | } |
| #define REAL_PARSER_HANDLER call_real_parser_handler__supress_system_exception | |
| #else | |
| #define REAL_PARSER_HANDLER real_parser_handler | |
| #endif | #endif |
| static void usage(const char* program) { | static void usage(const char* program) { |
| printf( | printf( |
| "Parser/%s\n" | "Parser/%s\n" |
| "Copyright(c) 2001-2008 ArtLebedev Group (http://www.artlebedev.com)\n" | "Copyright (c) 2001-2023 Art. Lebedev Studio (http://www.artlebedev.com)\n" |
| "Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)\n" | "Authors: Konstantin Morshnev <moko@design.ru>, Alexandr Petrosian <paf@design.ru>\n" |
| "\n" | "\n" |
| "Usage: %s [options] file\n" | "Usage: %s [options] [file]\n" |
| "Options are:\n" | "Options are:\n" |
| #ifdef WITH_MAILRECEIVE | #ifdef WITH_MAILRECEIVE |
| " -m Parse mail, put received letter to $mail:received\n" | " -m Parse mail, put received letter to $mail:received\n" |
| #endif | #endif |
| " -f config_file Use this config file (/path/to/auto.p)\n" | " -f config_file Use this config file (/path/to/auto.p)\n" |
| " -h Display usage information (this message)\n" | " -p [host:]port Start web server on this port\n" |
| , PARSER_VERSION, | " -h Display usage information (this message)\n", |
| PARSER_VERSION, | |
| program); | program); |
| exit(EINVAL); | exit(EINVAL); |
| } | } |
| int main(int argc, char *argv[]) { | int main(int argc, char *argv[]) { |
| #ifdef PA_DEBUG_CGI_ENTRY_EXIT | #ifdef PA_DEBUG_CGI_ENTRY_EXIT |
| log("main: entry"); | log("main: entry"); |
| #endif | #endif |
| //_asm int 3; | |
| GC_java_finalization=0; | |
| #ifndef PA_DEBUG_DISABLE_GC | |
| // Dont collect unless explicitly requested | |
| // this is quicker (~30% ), but less memory-efficient(~8%) | |
| // so deciding for speed | |
| GC_dont_gc=1; | |
| #endif | |
| /* | |
| Array<int> test; | |
| test+=3; | |
| test+=4; | |
| // int a=test.count(); | |
| int i=0; | |
| scanf("%d", &i); | |
| int b=test.get(i); | |
| // int b=test.get(10); | |
| printf("%d", b);//test.count());*/ | |
| #ifdef SIGUSR1 | |
| if(signal(SIGUSR1, SIGUSR1_handler)==SIG_ERR) | |
| SAPI::die("Can not set handler for SIGUSR1"); | |
| #endif | |
| #ifdef SIGPIPE | |
| if(signal(SIGPIPE, SIGPIPE_handler)==SIG_ERR) | |
| SAPI::die("Can not set handler for SIGPIPE"); | |
| #endif | |
| parser3_filespec = argc && argv[0] ? MAYBE_BACK_SLASHES_TO_SLASHES(argv[0]) : "parser3"; | |
| umask(2); | |
| #ifdef DEBUG_MAILRECEIVE | // were we started as CGI? |
| if(FILE *fake_in=fopen(DEBUG_MAILRECEIVE, "rt")) { | bool cgi=(getenv("SERVER_SOFTWARE") || getenv("SERVER_NAME") || getenv("GATEWAY_INTERFACE") || getenv("REQUEST_METHOD")) && !getenv("PARSER_VERSION"); |
| dup2(fake_in->_file, 0/*STDIN_FILENO*/); | sapiInfo = cgi ? new SAPI_Info_CGI() : new SAPI_Info(); |
| } | |
| #endif | |
| #ifdef _DEBUG | #ifdef SIGPIPE |
| //_crtBreakAlloc=46; | signal(SIGPIPE, SIGPIPE_handler); |
| #endif | #endif |
| argv_all=argv; | |
| argv0=argv[0]; | |
| umask(2); | char* raw_filespec_to_process = NULL; |
| // were we started as CGI? | |
| cgi= | |
| getenv("SERVER_SOFTWARE") || | |
| getenv("SERVER_NAME") || | |
| getenv("GATEWAY_INTERFACE") || | |
| getenv("REQUEST_METHOD"); | |
| char *raw_filespec_to_process; | |
| if(cgi) { | if(cgi) { |
| raw_filespec_to_process=getenv("PATH_TRANSLATED"); | raw_filespec_to_process=getenv("PATH_TRANSLATED"); |
| if(raw_filespec_to_process && !*raw_filespec_to_process) | argv_extra=argv + 1; |
| raw_filespec_to_process=0; | |
| } else { | } else { |
| int optind=1; | int optind=1; |
| while(optind < argc){ | while(optind < argc){ |
| char *carg = argv[optind]; | char* carg = argv[optind]; |
| if(carg[0] != '-') | if(carg[0] != '-') |
| break; | break; |
| Line 685 int main(int argc, char *argv[]) { | Line 647 int main(int argc, char *argv[]) { |
| char c = carg[k]; | char c = carg[k]; |
| switch (c) { | switch (c) { |
| case 'h': | case 'h': |
| usage(argv[0]); | usage(parser3_filespec); |
| break; | break; |
| case 'f': | case 'f': |
| if(optind < argc - 1){ | if(optind < argc - 1){ |
| optind++; | optind++; |
| config_filespec_cstr=argv[optind]; | config_filespec=argv[optind]; |
| } | |
| break; | |
| case 'p': | |
| if(optind < argc - 1){ | |
| optind++; | |
| httpd_host_port=argv[optind]; | |
| } | } |
| break; | break; |
| #ifdef WITH_MAILRECEIVE | #ifdef WITH_MAILRECEIVE |
| Line 699 int main(int argc, char *argv[]) { | Line 667 int main(int argc, char *argv[]) { |
| break; | break; |
| #endif | #endif |
| default: | default: |
| fprintf(stderr, "%s: invalid option '%c'\n", argv[0], c); | fprintf(stderr, "%s: invalid option '%c'\n", parser3_filespec, c); |
| usage(argv[0]); | usage(parser3_filespec); |
| break; | break; |
| } | } |
| } | } |
| Line 708 int main(int argc, char *argv[]) { | Line 676 int main(int argc, char *argv[]) { |
| } | } |
| if (optind > argc - 1) { | if (optind > argc - 1) { |
| fprintf(stderr, "%s: file not specified\n", argv[0]); | if(!httpd_host_port) { |
| usage(argv[0]); | fprintf(stderr, "%s: file not specified\n", parser3_filespec); |
| usage(parser3_filespec); | |
| } | |
| } else { | |
| raw_filespec_to_process=argv[optind]; | |
| } | |
| if (httpd_host_port && mail_received) { | |
| fprintf(stderr, "%s: -p and -m options should not be used together\n", parser3_filespec); | |
| usage(parser3_filespec); | |
| } | } |
| raw_filespec_to_process=argv[optind]; | |
| args_skip=optind; | argv_extra=argv + optind; |
| } | } |
| #ifdef WIN32 | #ifdef _MSC_VER |
| setmode(fileno(stdin), _O_BINARY); | setmode(fileno(stdin), _O_BINARY); |
| setmode(fileno(stdout), _O_BINARY); | setmode(fileno(stdout), _O_BINARY); |
| setmode(fileno(stderr), _O_BINARY); | setmode(fileno(stderr), _O_BINARY); |
| Line 730 int main(int argc, char *argv[]) { | Line 707 int main(int argc, char *argv[]) { |
| // Set flag to the new value | // Set flag to the new value |
| _CrtSetDbgFlag( tmpFlag ); | _CrtSetDbgFlag( tmpFlag ); |
| // _CrtSetBreakAlloc(61); | |
| _CrtSetReportMode( _CRT_WARN, _CRTDBG_MODE_FILE ); | _CrtSetReportMode( _CRT_WARN, _CRTDBG_MODE_FILE ); |
| _CrtSetReportFile( _CRT_WARN, _CRTDBG_FILE_STDERR ); | _CrtSetReportFile( _CRT_WARN, _CRTDBG_FILE_STDERR ); |
| #endif | #endif |
| char filespec_to_process[MAX_STRING]; | |
| full_file_spec(raw_filespec_to_process, filespec_to_process, sizeof(filespec_to_process)); | |
| const char* request_method=getenv("REQUEST_METHOD"); | |
| bool header_only=request_method && strcasecmp(request_method, "HEAD")==0; | |
| try { // global try | try { // global try |
| #ifdef PA_SUPPRESS_SYSTEM_EXCEPTION | if(raw_filespec_to_process && *raw_filespec_to_process){ |
| call_real_parser_handler__supress_system_exception( | filespec_to_process=full_disk_path(raw_filespec_to_process); |
| #else | } |
| real_parser_handler( | |
| #endif | |
| filespec_to_process, | |
| request_method, header_only); | |
| } catch(const Exception& e) { // global problem | |
| // don't allocate anything on pool here: | |
| // possible pool' exception not catch-ed now | |
| // and there could be out-of-memory exception | |
| char buf[MAX_STRING]; | |
| snprintf(buf, MAX_STRING, "Unhandled exception %s", | |
| e.comment()); | |
| // log it | |
| SAPI::log(SAPI_info, "%s", buf); | |
| // | |
| int content_length=strlen(buf); | |
| // prepare header | |
| SAPI::add_header_attribute(SAPI_info, HTTP_CONTENT_TYPE, "text/plain"); | |
| char content_length_cstr[MAX_NUMBER]; | |
| snprintf(content_length_cstr, MAX_NUMBER, "%u", content_length); | |
| SAPI::add_header_attribute(SAPI_info, "content-length", content_length_cstr); | |
| // send header | |
| SAPI::send_header(SAPI_info); | |
| // send body | |
| if(!header_only) | |
| SAPI::send_body(SAPI_info, buf, content_length); | |
| // unsuccessful finish | REAL_PARSER_HANDLER(cgi); |
| } catch(const Exception& e) { // exception in unhandled exception | |
| SAPI::die("%s", e.comment()); | |
| } | } |
| #ifdef PA_DEBUG_CGI_ENTRY_EXIT | #ifdef PA_DEBUG_CGI_ENTRY_EXIT |
| log("main: successful return"); | log("main: successful return"); |
| #endif | #endif |
| return 0; | return sapiInfo->http_response_code < 100 ? sapiInfo->http_response_code : 0; |
| } | } |