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| version 1.72, 2002/06/11 12:20:42 | version 1.82.2.2, 2003/01/31 16:05:59 |
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| Line 1 | Line 1 |
| /** @file | /** @file |
| Parser: IIS extension. | Parser: IIS extension. |
| Copyright (c) 2000,2001, 2002 ArtLebedev Group (http://www.artlebedev.com) | Copyright (c) 2000,2001-2003 ArtLebedev Group (http://www.artlebedev.com) |
| Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) | Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru) |
| $Id$ | |
| */ | */ |
| static const char* IDENT_PARSER3ISAPI_C="$Date$"; | |
| #ifndef _MSC_VER | #ifndef _MSC_VER |
| # error compile ISAPI module with MSVC [no urge for now to make it autoconf-ed (PAF)] | # error compile ISAPI module with MSVC [no urge for now to make it autoconf-ed (PAF)] |
| #endif | #endif |
| Line 30 | Line 30 |
| // consts | // consts |
| extern const char *main_RCSIds[]; | const char* IIS51vars[]={ |
| #ifdef USE_SMTP | "APPL_MD_PATH", "APPL_PHYSICAL_PATH", |
| extern const char *smtp_RCSIds[]; | "AUTH_PASSWORD", "AUTH_TYPE", "AUTH_USER", |
| #endif | "CERT_COOKIE", "CERT_FLAGS", "CERT_ISSUER", "CERT_KEYSIZE", "CERT_SECRETKEYSIZE", |
| extern const char *gd_RCSIds[]; | "CERT_SERIALNUMBER", "CERT_SERVER_ISSUER", "CERT_SERVER_SUBJECT", "CERT_SUBJECT", |
| extern const char *classes_RCSIds[]; | "CONTENT_LENGTH", "CONTENT_TYPE", |
| extern const char *types_RCSIds[]; | "LOGON_USER", |
| extern const char *parser3isapi_RCSIds[]; | "HTTPS", "HTTPS_KEYSIZE", "HTTPS_SECRETKEYSIZE", "HTTPS_SERVER_ISSUER", "HTTPS_SERVER_SUBJECT", |
| const char **RCSIds[]={ | "INSTANCE_ID", "INSTANCE_META_PATH", |
| main_RCSIds, | "PATH_INFO", "PATH_TRANSLATED", |
| #ifdef USE_SMTP | "QUERY_STRING", |
| smtp_RCSIds, | "REMOTE_ADDR", "REMOTE_HOST", "REMOTE_USER", "REQUEST_METHOD", |
| #endif | "SCRIPT_NAME", |
| gd_RCSIds, | "SERVER_NAME", "SERVER_PORT", "SERVER_PORT_SECURE", "SERVER_PROTOCOL", "SERVER_SOFTWARE", |
| classes_RCSIds, | "URL", |
| types_RCSIds, | |
| parser3isapi_RCSIds, | |
| 0 | |
| }; | }; |
| const int IIS51var_count=sizeof(IIS51vars)/sizeof(*IIS51vars); | |
| // globals | // globals |
| Line 69 struct SAPI_func_context { | Line 67 struct SAPI_func_context { |
| #endif | #endif |
| // goes to 'cs-uri-query' log file field. webmaster: switch it ON[default OFF]. | // goes to 'cs-uri-query' log file field. webmaster: switch it ON[default OFF]. |
| void SAPI::log(Pool& pool, const char *fmt, ...) { | void SAPI::log(Pool& pool, const char* fmt, ...) { |
| SAPI_func_context& ctx=*static_cast<SAPI_func_context *>(pool.get_context()); | SAPI_func_context& ctx=*static_cast<SAPI_func_context *>(pool.get_context()); |
| va_list args; | va_list args; |
| va_start(args,fmt); | va_start(args,fmt); |
| char buf[MAX_STRING]; | char buf[MAX_STRING]; |
| const char *prefix="PARSER_ERROR:"; | const char* prefix="PARSER_ERROR:"; |
| strcpy(buf, prefix); | strcpy(buf, prefix); |
| char *start=buf+strlen(prefix); | char *start=buf+strlen(prefix); |
| DWORD size=vsnprintf(start, MAX_STRING-strlen(prefix), fmt, args); | DWORD size=vsnprintf(start, MAX_STRING-strlen(prefix), fmt, args); |
| Line 86 void SAPI::log(Pool& pool, const char *f | Line 84 void SAPI::log(Pool& pool, const char *f |
| } | } |
| /// @todo event log | /// @todo event log |
| void SAPI::die(const char *fmt, ...) { | void SAPI::die(const char* fmt, ...) { |
| if(FILE *log=fopen("c:\\die.log", "at")) { | if(FILE *log=fopen("c:\\die.log", "at")) { |
| va_list args; | va_list args; |
| va_start(args,fmt); | va_start(args,fmt); |
| vfprintf(log, fmt, args); | vfprintf(log, fmt, args); |
| fclose(log); | fclose(log); |
| } | } |
| exit(1); | // exit & try to produce core dump |
| abort(); | |
| } | } |
| const char *SAPI::get_env(Pool& pool, const char *name) { | const char* SAPI::get_env(Pool& pool, const char* name) { |
| SAPI_func_context& ctx=*static_cast<SAPI_func_context *>(pool.get_context()); | SAPI_func_context& ctx=*static_cast<SAPI_func_context *>(pool.get_context()); |
| char *variable_buf=(char *)pool.malloc(MAX_STRING); | char *variable_buf=(char *)pool.malloc(MAX_STRING); |
| Line 104 const char *SAPI::get_env(Pool& pool, co | Line 103 const char *SAPI::get_env(Pool& pool, co |
| if(ctx.lpECB->GetServerVariable(ctx.lpECB->ConnID, const_cast<char *>(name), | if(ctx.lpECB->GetServerVariable(ctx.lpECB->ConnID, const_cast<char *>(name), |
| variable_buf, &variable_len)) { | variable_buf, &variable_len)) { |
| variable_buf[variable_len]=0; | if(*variable_buf) { // saw returning len=1 && *buf=0 :( |
| return variable_buf; | variable_buf[variable_len]=0; |
| return variable_buf; | |
| } | |
| } else if (GetLastError()==ERROR_INSUFFICIENT_BUFFER) { | } else if (GetLastError()==ERROR_INSUFFICIENT_BUFFER) { |
| variable_buf=(char *)pool.malloc(variable_len+1); | variable_buf=(char *)pool.malloc(variable_len+1); |
| if(ctx.lpECB->GetServerVariable(ctx.lpECB->ConnID, const_cast<char *>(name), | if(ctx.lpECB->GetServerVariable(ctx.lpECB->ConnID, const_cast<char *>(name), |
| variable_buf, &variable_len)) { | variable_buf, &variable_len)) { |
| variable_buf[variable_len]=0; | if(*variable_buf) { |
| return variable_buf; | variable_buf[variable_len]=0; |
| return variable_buf; | |
| } | |
| } | } |
| } | } |
| return 0; | return 0; |
| } | } |
| static int grep_char(const char *s, char c) { | static int grep_char(const char* s, char c) { |
| int result=0; | int result=0; |
| if(s) { | if(s) { |
| while(s=strchr(s, c)) { | while(s=strchr(s, c)) { |
| Line 129 static int grep_char(const char *s, char | Line 132 static int grep_char(const char *s, char |
| } | } |
| return result; | return result; |
| } | } |
| static const char *mk_env_pair(Pool& pool, const char *key, const char *value) { | static const char* mk_env_pair(Pool& pool, const char* key, const char* value) { |
| char *result=(char *)pool.malloc(strlen(key)+1/*=*/+strlen(value)+1/*0*/); | char *result=(char *)pool.malloc(strlen(key)+1/*=*/+strlen(value)+1/*0*/); |
| strcpy(result, key); strcat(result, "="); strcat(result, value); | strcpy(result, key); strcat(result, "="); strcat(result, value); |
| return result; | return result; |
| } | } |
| const char *const *SAPI::environment(Pool& pool) { | const char* const *SAPI::environment(Pool& pool) { |
| const char *IIS51vars[]={ | |
| "APPL_MD_PATH", "APPL_PHYSICAL_PATH", | |
| "AUTH_PASSWORD", "AUTH_TYPE", "AUTH_USER", | |
| "CERT_COOKIE", "CERT_FLAGS", "CERT_ISSUER", "CERT_KEYSIZE", "CERT_SECRETKEYSIZE", | |
| "CERT_SERIALNUMBER", "CERT_SERVER_ISSUER", "CERT_SERVER_SUBJECT", "CERT_SUBJECT", | |
| "CONTENT_LENGTH", "CONTENT_TYPE", | |
| "LOGON_USER", | |
| "HTTPS", "HTTPS_KEYSIZE", "HTTPS_SECRETKEYSIZE", "HTTPS_SERVER_ISSUER", "HTTPS_SERVER_SUBJECT", | |
| "INSTANCE_ID", "INSTANCE_META_PATH", | |
| "PATH_INFO", "PATH_TRANSLATED", | |
| "QUERY_STRING", | |
| "REMOTE_ADDR", "REMOTE_HOST", "REMOTE_USER", "REQUEST_METHOD", | |
| "SCRIPT_NAME", | |
| "SERVER_NAME", "SERVER_PORT", "SERVER_PORT_SECURE", "SERVER_PROTOCOL", "SERVER_SOFTWARE", | |
| "URL", | |
| }; | |
| const int IIS51var_count=sizeof(IIS51vars)/sizeof(*IIS51vars); | |
| // we know this buf is writable | // we know this buf is writable |
| char *all_http_vars=const_cast<char *>(SAPI::get_env(pool, "ALL_HTTP")); | char *all_http_vars=const_cast<char *>(SAPI::get_env(pool, "ALL_HTTP")); |
| const int http_var_count=grep_char(all_http_vars, '\n')+1/*\n for theoretical(never saw) this \0*/; | const int http_var_count=grep_char(all_http_vars, '\n')+1/*\n for theoretical(never saw) this \0*/; |
| const char **result= | const char* *result= |
| (const char **)pool.malloc(sizeof(char *)*(IIS51var_count+http_var_count+1/*0*/)); | (const char* *)pool.malloc(sizeof(char *)*(IIS51var_count+http_var_count+1/*0*/)); |
| const char **cur=result; | const char* *cur=result; |
| // IIS5.1 vars | // IIS5.1 vars |
| for(int i=0; i<IIS51var_count; i++) { | for(int i=0; i<IIS51var_count; i++) { |
| const char *key=IIS51vars[i]; | const char* key=IIS51vars[i]; |
| if(const char *value=SAPI::get_env(pool, key)) | if(const char* value=SAPI::get_env(pool, key)) |
| *cur++=mk_env_pair(pool, key, value); | *cur++=mk_env_pair(pool, key, value); |
| } | } |
| Line 211 size_t SAPI::read_post(Pool& pool, char | Line 196 size_t SAPI::read_post(Pool& pool, char |
| return total_read; | return total_read; |
| } | } |
| void SAPI::add_header_attribute(Pool& pool, const char *key, const char *value) { | void SAPI::add_header_attribute(Pool& pool, |
| const char* dont_store_key, const char* dont_store_value) { | |
| SAPI_func_context& ctx=*static_cast<SAPI_func_context *>(pool.get_context()); | SAPI_func_context& ctx=*static_cast<SAPI_func_context *>(pool.get_context()); |
| if(strcasecmp(key, "location")==0) | if(strcasecmp(key, "location")==0) |
| ctx.http_response_code=302; | ctx.http_response_code=302; |
| if(strcasecmp(key, "status")==0) | if(strcasecmp(key, "status")==0) |
| ctx.http_response_code=atoi(value); | ctx.http_response_code=atoi(dont_store_value); |
| else { | else { |
| ctx.header->APPEND_CONST(key); | todo: copy dont_store_ to nonvilotile |
| ctx.header->APPEND_CONST(dont_store_key); | |
| ctx.header->APPEND_CONST(": "); | ctx.header->APPEND_CONST(": "); |
| ctx.header->APPEND_CONST(value); | ctx.header->APPEND_CONST(dont_store_value); |
| ctx.header->APPEND_CONST("\r\n"); | ctx.header->APPEND_CONST("\r\n"); |
| } | } |
| } | } |
| Line 304 static bool parser_init() { | Line 291 static bool parser_init() { |
| // successful finish | // successful finish |
| return true; | return true; |
| } catch(const Exception& e) { // global problem | } catch(const Exception& e) { // global problem |
| const char *body=e.comment(); | const char* body=e.comment(); |
| // unsuccessful finish | // unsuccessful finish |
| return false; | return false; |
| Line 344 void real_parser_handler(Pool& pool, LPE | Line 331 void real_parser_handler(Pool& pool, LPE |
| back_slashes_to_slashes(filespec_to_process); | back_slashes_to_slashes(filespec_to_process); |
| #endif | #endif |
| if(const char *path_info=SAPI::get_env(pool, "PATH_INFO")) { | if(const char* path_info=SAPI::get_env(pool, "PATH_INFO")) { |
| // IIS | // IIS |
| size_t len=strlen(filespec_to_process)-strlen(path_info); | size_t len=strlen(filespec_to_process)-strlen(path_info); |
| char *buf=(char *)pool.malloc(len+1); | char *buf=(char *)pool.malloc(len+1); |
| Line 372 void real_parser_handler(Pool& pool, LPE | Line 359 void real_parser_handler(Pool& pool, LPE |
| request_info.content_type=lpECB->lpszContentType; | request_info.content_type=lpECB->lpszContentType; |
| request_info.content_length=lpECB->cbTotalBytes; | request_info.content_length=lpECB->cbTotalBytes; |
| request_info.cookie=SAPI::get_env(pool, "HTTP_COOKIE"); | request_info.cookie=SAPI::get_env(pool, "HTTP_COOKIE"); |
| request_info.mail_received=false; | |
| // prepare to process request | // prepare to process request |
| Request request(pool, | Request request(pool, |
| Line 385 void real_parser_handler(Pool& pool, LPE | Line 372 void real_parser_handler(Pool& pool, LPE |
| #endif | #endif |
| /* status_allowed */); | /* status_allowed */); |
| // some root-controlled location | |
| // c:\windows | |
| char root_config_path[MAX_STRING]; | |
| GetWindowsDirectory(root_config_path, MAX_STRING); | |
| // must be dynamic: rethrowing from request.core | |
| // may return 'source' which can be inside of 'root auto.p@exeception' | |
| char *root_config_filespec=(char *)pool.malloc(MAX_STRING); | |
| snprintf(root_config_filespec, MAX_STRING, | |
| "%s/%s", | |
| root_config_path, CONFIG_FILE_NAME); | |
| // beside by binary | // beside by binary |
| static char site_config_path[MAX_STRING]; | static char beside_binary_path[MAX_STRING]; |
| strncpy(site_config_path, argv0, MAX_STRING-1); site_config_path[MAX_STRING-1]=0; // filespec of my binary | strncpy(beside_binary_path, argv0, MAX_STRING-1); beside_binary_path[MAX_STRING-1]=0; // filespec of my binary |
| if(!( | if(!( |
| rsplit(site_config_path, '/') || | rsplit(beside_binary_path, '/') || |
| rsplit(site_config_path, '\\'))) { // strip filename | rsplit(beside_binary_path, '\\'))) { // strip filename |
| // no path, just filename | // no path, just filename |
| site_config_path[0]='.'; site_config_path[1]=0; | beside_binary_path[0]='.'; beside_binary_path[1]=0; |
| } | } |
| char site_config_filespec[MAX_STRING]; | char config_filespec[MAX_STRING]; |
| snprintf(site_config_filespec, MAX_STRING, | snprintf(config_filespec, MAX_STRING, |
| "%s/%s", | "%s/%s", |
| site_config_path, CONFIG_FILE_NAME); | beside_binary_path, AUTO_FILE_NAME); |
| bool fail_on_config_read_problem=entry_exists(config_filespec); | |
| // process the request | // process the request |
| request.core( | request.core( |
| root_config_filespec, false /*fail_on_read_problem*/, // /path/to/root/parser3.conf | config_filespec, fail_on_config_read_problem, // /path/to/first/auto.p |
| site_config_filespec, false /*fail_on_read_problem*/, // /path/to/site/parser3.conf | |
| header_only); | header_only); |
| } | } |
| Line 450 inline DWORD RealHttpExtensionProc(LPEXT | Line 426 inline DWORD RealHttpExtensionProc(LPEXT |
| SAPI_func_context ctx={ | SAPI_func_context ctx={ |
| lpECB, | lpECB, |
| 0, // filling later: so that if there would be error pool would have ctx | 0, // filling later: so that if there would be error pool would have ctx |
| 200 // default http_response_code | 200 // default http_response_code [lpECB->dwHttpStatusCode seems to be always 0, even on 404 redirect to /404.html] |
| }; | }; |
| pool.set_context(&ctx);// no allocations before this line! | pool.set_context(&ctx);// no allocations before this line! |
| Line 462 inline DWORD RealHttpExtensionProc(LPEXT | Line 438 inline DWORD RealHttpExtensionProc(LPEXT |
| // don't allocate anything on pool here: | // don't allocate anything on pool here: |
| // possible pool' exception not catch-ed now | // possible pool' exception not catch-ed now |
| // and there could be out-of-memory exception | // and there could be out-of-memory exception |
| const char *body=e.comment(); | const char* body=e.comment(); |
| // log it | // log it |
| SAPI::log(pool, "exception in request exception handler: %s", body); | SAPI::log(pool, "exception in request exception handler: %s", body); |
| Line 497 inline DWORD RealHttpExtensionProc(LPEXT | Line 473 inline DWORD RealHttpExtensionProc(LPEXT |
| // unsuccessful finish | // unsuccessful finish |
| } | } |
| /* | /* |
| const char *body="test"; | const char* body="test"; |
| // | // |
| int content_length=strlen(body); | int content_length=strlen(body); |