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ULib/include/ulib/utility/uhttp.h
stefanocasazza 424c0fc222 completion management dedicated server process
2015-02-04 19:45:56 +01:00

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// ============================================================================
//
// = LIBRARY
// ULib - c++ library
//
// = FILENAME
// uhttp.h - HTTP utility
//
// = AUTHOR
// Stefano Casazza
//
// ============================================================================
#ifndef ULIB_HTTP_H
#define ULIB_HTTP_H 1
#include <ulib/timeval.h>
#include <ulib/internal/chttp.h>
#include <ulib/dynamic/dynamic.h>
#include <ulib/utility/services.h>
#include <ulib/net/server/server.h>
#include <ulib/container/hash_map.h>
#include <ulib/utility/string_ext.h>
#include <ulib/utility/data_session.h>
#if defined(U_ALIAS) && defined(USE_LIBPCRE) // REWRITE RULE
# include <ulib/pcre/pcre.h>
#else
# include <ulib/container/vector.h>
#endif
#define U_HTTP_REALM "Protected Area" // HTTP Access Authentication
#define U_MAX_UPLOAD_PROGRESS 16
#define U_MIN_SIZE_FOR_DEFLATE 150 // NB: google advice...
#define U_HTTP_BODY UClientImage_Base::request->substr(u_http_info.endHeader, u_http_info.clength)
#define U_HTTP_HEADER UClientImage_Base::request->substr(u_http_info.startHeader, u_http_info.szHeader)
#define U_HTTP_URI_EQUAL(str) ((str).equal(U_HTTP_URI_TO_PARAM))
#define U_HTTP_URI_DOSMATCH(mask,len,flags) (UServices::dosMatchWithOR(U_HTTP_URI_TO_PARAM, mask, len, flags))
class UFile;
class ULock;
class UEventFd;
class UCommand;
class UPageSpeed;
class UHttpPlugIn;
class USSLSession;
class UMimeMultipart;
class UModProxyService;
template <class T> class URDBObjectHandler;
enum EnvironmentType {
U_CGI = 0x001,
U_PHP = 0x002,
U_RAKE = 0x004,
U_SHELL = 0x008
};
class U_EXPORT UHTTP {
public:
// HTTP strings
static const UString* str_origin;
static const UString* str_indexhtml;
static const UString* str_ctype_tsa;
static const UString* str_ctype_txt;
static const UString* str_ctype_html;
static const UString* str_ctype_soap;
static const UString* str_ulib_header;
static const UString* str_storage_keyid;
static void str_allocate();
// COSTRUTTORE e DISTRUTTORE
static void ctor();
static void dtor();
static bool scanfHeader(const char* ptr, uint32_t size);
static int isValidRequest(const char* ptr, int32_t size) __pure;
static void setStatusDescription();
static const char* getStatusDescription(uint32_t* plen = 0);
static bool readRequest();
static bool findEndHeader(const UString& buffer);
static bool readHeader( USocket* socket, UString& buffer);
static bool readBody( USocket* socket, UString* buffer, UString& body);
static bool readHeader() { return readHeader(UClientImage_Base::psocket, *UClientImage_Base::request); }
static bool readBody() { return readBody( UClientImage_Base::psocket, UClientImage_Base::request, *UClientImage_Base::body); }
// TYPE
static bool isGET()
{
U_TRACE(0, "UHTTP::isGET()")
if (U_http_method_type == HTTP_GET) U_RETURN(true);
U_RETURN(false);
}
static bool isHEAD()
{
U_TRACE(0, "UHTTP::isHEAD()")
if (U_http_method_type == HTTP_HEAD) U_RETURN(true);
U_RETURN(false);
}
static bool isPOST()
{
U_TRACE(0, "UHTTP::isPOST()")
if (U_http_method_type == HTTP_POST) U_RETURN(true);
U_RETURN(false);
}
static bool isPUT()
{
U_TRACE(0, "UHTTP::isPUT()")
if (U_http_method_type == HTTP_PUT) U_RETURN(true);
U_RETURN(false);
}
static bool isPATCH()
{
U_TRACE(0, "UHTTP::isPATCH()")
if (U_http_method_type == HTTP_PATCH) U_RETURN(true);
U_RETURN(false);
}
static bool isDELETE()
{
U_TRACE(0, "UHTTP::isDELETE()")
if (U_http_method_type == HTTP_DELETE) U_RETURN(true);
U_RETURN(false);
}
static bool isCOPY()
{
U_TRACE(0, "UHTTP::isCOPY()")
if (U_http_method_type == HTTP_COPY) U_RETURN(true);
U_RETURN(false);
}
static bool isGETorHEAD()
{
U_TRACE(0, "UHTTP::isGETorHEAD()")
if ((U_http_method_type & (HTTP_GET | HTTP_HEAD)) != 0) U_RETURN(true);
U_RETURN(false);
}
static bool isGETorPOST()
{
U_TRACE(0, "UHTTP::isGETorPOST()")
if ((U_http_method_type & (HTTP_GET | HTTP_POST)) != 0) U_RETURN(true);
U_RETURN(false);
}
static bool isPOSTorPUTorPATCH()
{
U_TRACE(0, "UHTTP::isPOSTorPUTorPATCH()")
if ((U_http_method_type & (HTTP_POST | HTTP_PUT | HTTP_PATCH)) != 0) U_RETURN(true);
U_RETURN(false);
}
static bool isMobile() __pure;
static bool isTSARequest() __pure;
static bool isSOAPRequest() __pure;
static bool isFCGIRequest() __pure;
static bool isSCGIRequest() __pure;
static bool isProxyRequest();
static bool isMethodEmpty() { return (U_http_method_type == 0); }
// SERVICES
static UFile* file;
static UString* suffix;
static UString* qcontent;
static UString* pathname;
static UString* rpathname;
static UString* mount_point;
static UString* string_HTTP_Variables;
static URDB* db_not_found;
static UModProxyService* service;
static UVector<UString>* vmsg_error;
static UVector<UModProxyService*>* vservice;
static int mime_index, cgi_timeout; // the time-out value in seconds for output cgi process
static bool enable_caching_by_proxy_servers, telnet_enable, data_chunked, bsendfile;
static uint32_t npathinfo, limit_request_body, request_read_timeout, min_size_for_sendfile, range_start, range_size;
static int handlerREAD();
static bool callService();
static bool handlerCache();
static void setMimeIndex();
static int processRequest();
static void initDbNotFound();
static void setEndRequestProcessing();
static bool callService(const UString& path);
static bool isUriRequestNeedCertificate() __pure;
static bool checkRequestForHeader(const UString& request);
static bool manageSendfile(const char* ptr, uint32_t len, UString& ext);
static bool checkContentLength(UString& x, uint32_t length, uint32_t pos = U_NOT_FOUND);
static bool checkRequestForHeader() { return checkRequestForHeader(*UClientImage_Base::request); }
static uint32_t getUserAgent()
{
U_TRACE(0, "UHTTP::getUserAgent()")
uint32_t agent = (u_http_info.user_agent_len ? u_cdb_hash((unsigned char*)U_HTTP_USER_AGENT_TO_PARAM, -1) : 0);
U_RETURN(agent);
}
static UString getHeaderMimeType(const char* content, uint32_t size, const char* content_type,
time_t expire = 0L, bool content_length_changeable = false);
static const char* getHeaderValuePtr(const UString& name, bool nocase)
{ return getHeaderValuePtr(U_STRING_TO_PARAM(name), nocase); }
static const char* getHeaderValuePtr(const UString& request, const UString& name, bool nocase)
{ return getHeaderValuePtr(request, U_STRING_TO_PARAM(name), nocase); }
static const char* getHeaderValuePtr( const char* name, uint32_t name_len, bool nocase) __pure;
static const char* getHeaderValuePtr(const UString& request, const char* name, uint32_t name_len, bool nocase) __pure;
// set HTTP main error message
static void setNotFound();
static void setForbidden();
static void setBadMethod();
static void setBadRequest();
static void setUnAuthorized();
static void setInternalError();
static void setServiceUnavailable();
// set HTTP response message
enum RedirectResponseType {
NO_BODY = 0x001,
REFRESH = 0x002,
PARAM_DEPENDENCY = 0x004,
NETWORK_AUTHENTICATION_REQUIRED = 0x008
};
static void setResponse(const UString* content_type, UString* pbody);
static void setRedirectResponse(int mode, const UString& ext, const char* ptr_location, uint32_t len_location);
// get HTTP response message
static UString getHtmlEncodedForResponse(const char* fmt);
static UString getHeaderForResponse(const UString& content);
// HTTP STRICT TRANSPORT SECURITY
#ifdef U_HTTP_STRICT_TRANSPORT_SECURITY
static UString* uri_strict_transport_security_mask;
static bool isUriRequestStrictTransportSecurity() __pure;
#endif
// URI PROTECTION (for example directory listing)
static UString* htpasswd;
static UString* htdigest;
static bool digest_authentication; // authentication method (digest|basic)
static UString getUserHA1(const UString& user, const UString& realm);
static bool isUserAuthorized(const UString& user, const UString& password);
#ifdef USE_LIBSSL
static UString* uri_protected_mask;
static UVector<UIPAllow*>* vallow_IP;
static UString* uri_request_cert_mask;
static bool checkUriProtected();
static bool isUriRequestProtected() __pure;
#endif
#ifdef U_ALIAS
static UString* alias;
static bool virtual_host;
static UString* global_alias;
static UVector<UString>* valias;
static UString* maintenance_mode_page;
static void setGlobalAlias(const UString& alias);
#endif
// manage HTTP request service
typedef struct service_info {
const char* name;
uint32_t len;
vPF function;
} service_info;
// NB: the tables must be ordered alphabetically by binary search...
# define GET_ENTRY(name) {#name,U_CONSTANT_SIZE(#name), GET_##name}
# define POST_ENTRY(name) {#name,U_CONSTANT_SIZE(#name),POST_##name}
static void manageRequest(service_info* GET_table, uint32_t n1,
service_info* POST_table, uint32_t n2);
// -----------------------------------------------------------------------
// FORM
// -----------------------------------------------------------------------
// retrieve information on specific HTML form elements
// (such as checkboxes, radio buttons, and text fields), or uploaded files
// -----------------------------------------------------------------------
static UString* tmpdir;
static UMimeMultipart* formMulti;
static UVector<UString>* form_name_value;
static void clearForm();
static uint32_t processForm();
static void removeTemporaryDirectory(uint32_t sz);
static void getFormValue(UString& value, const char* name, uint32_t len);
static void getFormValue(UString& value, uint32_t pos);
static UString getFormValue( const char* name, uint32_t len, uint32_t start, uint32_t end);
static void getFormValue(UString& value, const char* name, uint32_t len, uint32_t start, uint32_t pos, uint32_t end);
// COOKIE
static UString* set_cookie;
static UString* set_cookie_option;
static UString* cgi_cookie_option;
static bool getCookie( UString* cookie);
static void addSetCookie(const UString& cookie);
// -----------------------------------------------------------------------------------------------------------------------------------
// param: "[ data expire path domain secure HttpOnly ]"
// -----------------------------------------------------------------------------------------------------------------------------------
// string -- key_id or data to put in cookie -- must
// int -- lifetime of the cookie in HOURS -- must (0 -> valid until browser exit)
// string -- path where the cookie can be used -- opt
// string -- domain which can read the cookie -- opt
// bool -- secure mode -- opt
// bool -- only allow HTTP usage -- opt
// -----------------------------------------------------------------------------------------------------------------------------------
// RET: Set-Cookie: ulib.s<counter>=data&expire&HMAC-MD5(data&expire); expires=expire(GMT); path=path; domain=domain; secure; HttpOnly
// -----------------------------------------------------------------------------------------------------------------------------------
static void setCookie(const UString& param);
// HTTP SESSION
static uint32_t sid_counter_cur;
static UDataSession* data_session;
static UDataSession* data_storage;
static URDBObjectHandler<UDataStorage*>* db_session;
static void initSession();
static void clearSession();
static void removeDataSession();
static void setSessionCookie(UString* param = 0);
static bool getDataStorage();
static bool getDataSession();
static bool getDataStorage(uint32_t index, UString& value);
static bool getDataSession(uint32_t index, UString& value);
static void putDataStorage();
static void putDataSession();
static void putDataStorage(uint32_t index, const char* val, uint32_t sz);
static void putDataSession(uint32_t index, const char* val, uint32_t sz);
static bool isNewSession() { return data_session->isNewSession(); }
static bool isDataSession() { return data_session->isDataSession(); }
static UString getSessionCreationTime() { return data_session->getSessionCreationTime(); }
static UString getSessionLastAccessedTime() { return data_session->getSessionLastAccessedTime(); }
#ifdef USE_LIBSSL
static USSLSession* data_session_ssl;
static URDBObjectHandler<UDataStorage*>* db_session_ssl;
static void initSessionSSL();
static void clearSessionSSL();
#endif
static UString getKeyIdDataSession()
{
U_TRACE(0, "UHTTP::getKeyIdDataSession()")
U_INTERNAL_ASSERT_POINTER(data_session)
U_RETURN_STRING(data_session->keyid);
}
// HTML Pagination
static uint32_t num_page_end,
num_page_cur,
num_page_start,
num_item_tot,
num_item_for_page;
static UString getLinkPagination();
static void addLinkPagination(UString& link, uint32_t num_page)
{
U_TRACE(0, "UHTTP::addLinkPagination(%.*S,%u)", U_STRING_TO_TRACE(link), num_page)
# ifdef U_HTML_PAGINATION_SUPPORT
UString x(100U);
U_INTERNAL_DUMP("num_page_cur = %u", num_page_cur)
if (num_page == num_page_cur) x.snprintf("<span class=\"pnow\">%u</span>", num_page);
else x.snprintf("<a href=\"?page=%u\" class=\"pnum\">%u</a>", num_page, num_page);
(void) link.append(x);
link.push_back(' ');
# endif
}
// CGI
typedef struct ucgi {
char sh_script;
char dir[503];
const char* interpreter;
} ucgi;
static UString* geoip;
static UString* fcgi_uri_mask;
static UString* scgi_uri_mask;
static void setCgiResponse();
static bool processCGIOutput(bool bcheck);
static bool getCGIEnvironment(UString& environment, int mask);
static bool processCGIRequest(UCommand& cmd, const char* cgi_dir);
// USP (ULib Servlet Page)
class UServletPage : public UDynamic {
public:
iPFpv runDynamicPage;
// COSTRUTTORI
UServletPage()
{
U_TRACE_REGISTER_OBJECT(0, UServletPage, "", 0)
runDynamicPage = 0;
}
~UServletPage()
{
U_TRACE_UNREGISTER_OBJECT(0, UServletPage)
}
#if defined(U_STDCPP_ENABLE) && defined(DEBUG)
const char* dump(bool reset) const U_EXPORT;
#endif
private:
#ifdef U_COMPILER_DELETE_MEMBERS
UServletPage(const UServletPage&) = delete;
UServletPage& operator=(const UServletPage&) = delete;
#else
UServletPage(const UServletPage&) : UDynamic() {}
UServletPage& operator=(const UServletPage&) { return *this; }
#endif
};
static const char* usp_page_key;
static uint32_t usp_page_key_len;
static UServletPage* usp_page_ptr;
static bool bcallInitForAllUSP, bcallResetForAllUSP;
static bool callEndForAllUSP(UStringRep* key, void* value);
static bool callInitForAllUSP(UStringRep* key, void* value);
static bool callResetForAllUSP(UStringRep* key, void* value);
static bool callSigHUPForAllUSP(UStringRep* key, void* value);
static bool callAfterForkForAllUSP(UStringRep* key, void* value);
static UServletPage* getUSP(const char* key, uint32_t key_len);
// -------------------------------------------------------------------------------------------------------------------------------------------------
// COMMON LOG FORMAT (APACHE LIKE LOG)
// -------------------------------------------------------------------------------------------------------------------------------------------------
// The Common Log Format, also known as the NCSA Common log format, is a standardized text file format used by web servers
// when generating server log files. Because the format is standardized, the files may be analyzed by a variety of web analysis programs.
// Each line in a file stored in the Common Log Format has the following syntax: host ident authuser date request status bytes
// -------------------------------------------------------------------------------------------------------------------------------------------------
// 10.10.25.2 - - [21/May/2012:16:29:41 +0200] "GET / HTTP/1.1" 200 598 "-" "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/536.5 (KHTML, like Gecko)"
// 10.10.25.2 - - [21/May/2012:16:29:41 +0200] "GET /unirel_logo.gif HTTP/1.1" 200 3414 "http://www.unirel.com/" "Mozilla/5.0 (X11; Linux x86_64)"
// -------------------------------------------------------------------------------------------------------------------------------------------------
#ifdef U_LOG_ENABLE
static char iov_buffer[20];
static struct iovec iov_vec[10];
# ifndef U_CACHE_REQUEST_DISABLE
static uint32_t request_offset, referer_offset, agent_offset;
# endif
static void initApacheLikeLog();
static void writeApacheLikeLog();
static void prepareApacheLikeLog();
#endif
// UPLOAD PROGRESS
typedef struct upload_progress {
char uuid[32];
in_addr_t client;
uint32_t user_agent;
int byte_read, count;
} upload_progress;
static uint32_t upload_progress_index;
static upload_progress* ptr_upload_progress;
static UString getUploadProgress();
// CSP (C Servlet Page)
typedef int (*iPFipvc)(int,const char**);
class UCServletPage {
public:
// Check for memory error
U_MEMORY_TEST
// Allocator e Deallocator
U_MEMORY_ALLOCATOR
U_MEMORY_DEALLOCATOR
int size;
void* relocated;
iPFipvc prog_main;
// COSTRUTTORI
UCServletPage()
{
U_TRACE_REGISTER_OBJECT(0, UCServletPage, "", 0)
size = 0;
relocated = 0;
prog_main = 0;
}
~UCServletPage()
{
U_TRACE_UNREGISTER_OBJECT(0, UCServletPage)
if (relocated) UMemoryPool::_free(relocated, size, 1);
}
bool compile(const UString& program);
// DEBUG
#if defined(U_STDCPP_ENABLE) && defined(DEBUG)
const char* dump(bool reset) const U_EXPORT;
#endif
private:
#ifdef U_COMPILER_DELETE_MEMBERS
UCServletPage(const UCServletPage&) = delete;
UCServletPage& operator=(const UCServletPage&) = delete;
#else
UCServletPage(const UCServletPage&) {}
UCServletPage& operator=(const UCServletPage&) { return *this; }
#endif
};
typedef void (*vPFstr)(UString&);
#ifdef USE_PAGE_SPEED // (Google Page Speed)
typedef void (*vPFpcstr)(const char*, UString&);
class UPageSpeed : public UDynamic {
public:
vPFpcstr minify_html;
vPFstr optimize_gif, optimize_png, optimize_jpg;
// COSTRUTTORI
UPageSpeed()
{
U_TRACE_REGISTER_OBJECT(0, UPageSpeed, "", 0)
minify_html = 0;
optimize_gif = optimize_png = optimize_jpg = 0;
}
~UPageSpeed()
{
U_TRACE_UNREGISTER_OBJECT(0, UPageSpeed)
}
#if defined(U_STDCPP_ENABLE) && defined(DEBUG)
const char* dump(bool reset) const U_EXPORT;
#endif
private:
#ifdef U_COMPILER_DELETE_MEMBERS
UPageSpeed(const UPageSpeed&) = delete;
UPageSpeed& operator=(const UPageSpeed&) = delete;
#else
UPageSpeed(const UPageSpeed&) : UDynamic() {}
UPageSpeed& operator=(const UPageSpeed&) { return *this; }
#endif
};
static UPageSpeed* page_speed;
#endif
#ifdef USE_LIBV8 // (Google V8 JavaScript Engine)
class UV8JavaScript : public UDynamic {
public:
vPFstr runv8;
// COSTRUTTORI
UV8JavaScript()
{
U_TRACE_REGISTER_OBJECT(0, UV8JavaScript, "", 0)
runv8 = 0;
}
~UV8JavaScript()
{
U_TRACE_UNREGISTER_OBJECT(0, UV8JavaScript)
}
#if defined(U_STDCPP_ENABLE) && defined(DEBUG)
const char* dump(bool reset) const U_EXPORT;
#endif
private:
#ifdef U_COMPILER_DELETE_MEMBERS
UV8JavaScript(const UV8JavaScript&) = delete;
UV8JavaScript& operator=(const UV8JavaScript&) = delete;
#else
UV8JavaScript(const UV8JavaScript&) : UDynamic() {}
UV8JavaScript& operator=(const UV8JavaScript&) { return *this; }
#endif
};
static UV8JavaScript* v8_javascript;
#endif
#ifdef USE_PHP // (wrapper to embed the PHP interpreter)
class UPHP : public UDynamic {
public:
vPF php_end;
bPFpc runPHP;
// COSTRUTTORI
UPHP()
{
U_TRACE_REGISTER_OBJECT(0, UPHP, "", 0)
runPHP = 0;
php_end = 0;
}
~UPHP()
{
U_TRACE_UNREGISTER_OBJECT(0, UPHP)
}
#if defined(U_STDCPP_ENABLE) && defined(DEBUG)
const char* dump(bool reset) const U_EXPORT;
#endif
private:
#ifdef U_COMPILER_DELETE_MEMBERS
UPHP(const UPHP&) = delete;
UPHP& operator=(const UPHP&) = delete;
#else
UPHP(const UPHP&) : UDynamic() {}
UPHP& operator=(const UPHP&) { return *this; }
#endif
};
static UPHP* php_embed;
#endif
#ifdef USE_RUBY // (wrapper to embed the RUBY interpreter)
class URUBY : public UDynamic {
public:
vPF ruby_end;
bPFpcpc runRUBY;
// COSTRUTTORI
URUBY()
{
U_TRACE_REGISTER_OBJECT(0, URUBY, "", 0)
runRUBY = 0;
ruby_end = 0;
}
~URUBY()
{
U_TRACE_UNREGISTER_OBJECT(0, URUBY)
}
#if defined(U_STDCPP_ENABLE) && defined(DEBUG)
const char* dump(bool reset) const U_EXPORT;
#endif
private:
#ifdef U_COMPILER_DELETE_MEMBERS
URUBY(const URUBY&) = delete;
URUBY& operator=(const URUBY&) = delete;
#else
URUBY(const URUBY&) : UDynamic() {}
URUBY& operator=(const URUBY&) { return *this; }
#endif
};
static URUBY* ruby_embed;
static bool ruby_on_rails;
#endif
#if defined(U_ALIAS) && defined(USE_LIBPCRE) // REWRITE RULE
class RewriteRule {
public:
// Check for memory error
U_MEMORY_TEST
// Allocator e Deallocator
U_MEMORY_ALLOCATOR
U_MEMORY_DEALLOCATOR
// COSTRUTTORI
UPCRE key;
UString replacement;
RewriteRule(const UString& _key, const UString& _replacement) :
key(_key, PCRE_FOR_REPLACE),
replacement(_replacement)
{
U_TRACE_REGISTER_OBJECT(0, RewriteRule, "%.*S,%.*S", U_STRING_TO_TRACE(_key), U_STRING_TO_TRACE(_replacement))
key.study();
}
~RewriteRule()
{
U_TRACE_UNREGISTER_OBJECT(0, RewriteRule)
}
#if defined(U_STDCPP_ENABLE) && defined(DEBUG)
const char* dump(bool reset) const U_EXPORT;
#endif
private:
#ifdef U_COMPILER_DELETE_MEMBERS
RewriteRule& operator=(const RewriteRule&) = delete;
#else
RewriteRule& operator=(const RewriteRule&) { return *this; }
#endif
};
static UVector<RewriteRule*>* vRewriteRule;
#endif
// DOCUMENT ROOT CACHE
class UFileCacheData {
public:
// Check for memory error
U_MEMORY_TEST
// Allocator e Deallocator
U_MEMORY_ALLOCATOR
U_MEMORY_DEALLOCATOR
void* ptr; // data
UVector<UString>* array; // content, header, gzip(content, header)
time_t mtime; // time of last modification
time_t expire; // expire time of the entry
uint32_t size; // size content
int wd; // if directory it is a "watch list" associated with an inotify instance...
mode_t mode; // file type
int mime_index; // index file mime type
int fd; // file descriptor
bool link; // true => ptr point to another entry
// COSTRUTTORI
UFileCacheData();
UFileCacheData(const UFileCacheData& elem);
~UFileCacheData();
// STREAM
#ifdef U_STDCPP_ENABLE
friend U_EXPORT istream& operator>>(istream& is, UFileCacheData& d);
friend U_EXPORT ostream& operator<<(ostream& os, const UFileCacheData& d);
# ifdef DEBUG
const char* dump(bool reset) const U_EXPORT;
# endif
#endif
private:
#ifdef U_COMPILER_DELETE_MEMBERS
UFileCacheData& operator=(const UFileCacheData&) = delete;
#else
UFileCacheData& operator=(const UFileCacheData&) { return *this; }
#endif
template <class T> friend void u_construct(const T**,bool);
};
static UString* cache_file_mask;
static UString* cache_avoid_mask;
static UString* cache_file_store;
static UFileCacheData* file_data;
static UHashMap<UFileCacheData*>* cache_file;
static UFileCacheData* file_not_in_cache_data;
static bool isDataFromCache()
{
U_TRACE(0, "UHTTP::isDataFromCache()")
U_INTERNAL_ASSERT_POINTER(file_data)
U_INTERNAL_DUMP("file_data->array = %p", file_data->array)
bool result = (file_data->array != 0);
U_RETURN(result);
}
static bool isDataCompressFromCache()
{
U_TRACE(0, "UHTTP::isDataCompressFromCache()")
U_INTERNAL_ASSERT_POINTER(file_data)
U_INTERNAL_ASSERT_POINTER(file_data->array)
bool result = (file_data->array->size() > 2);
U_RETURN(result);
}
static bool isFileInCache();
static void checkFileForCache();
static UString getDataFromCache(int idx);
static UString getBodyFromCache() { return getDataFromCache(0); }
static UString getHeaderFromCache() { return getDataFromCache(1); };
static UString getBodyCompressFromCache() { return getDataFromCache(2); }
static UString getHeaderCompressFromCache() { return getDataFromCache(3); };
static UFileCacheData* getFileInCache(const char* path, uint32_t len);
private:
#ifdef DEBUG
static bool cache_file_check_memory();
static bool check_memory(UStringRep* key, void* value) U_NO_EXPORT;
#endif
#if defined(U_ALIAS) && defined(USE_LIBPCRE) // REWRITE RULE
static void processRewriteRule() U_NO_EXPORT;
#endif
#if defined(HAVE_SYS_INOTIFY_H) && defined(U_HTTP_INOTIFY_SUPPORT)
static int inotify_wd;
static char* inotify_name;
static uint32_t inotify_len;
static UString* inotify_pathname;
static UStringRep* inotify_dir;
static UFileCacheData* inotify_file_data;
static void in_READ();
static void setInotifyPathname() U_NO_EXPORT;
static bool getInotifyPathDirectory(UStringRep* key, void* value) U_NO_EXPORT;
#endif
#ifdef U_STATIC_ONLY
static void loadStaticLinkedServlet(const char* name, uint32_t len, iPFpv runDynamicPage) U_NO_EXPORT;
#endif
static UString getHTMLDirectoryList() U_NO_EXPORT;
static bool initUploadProgress(int byte_read) U_NO_EXPORT;
static void updateUploadProgress(int byte_read) U_NO_EXPORT;
static void checkPath() U_NO_EXPORT;
static bool processFileCache() U_NO_EXPORT;
static void manageDataForCache() U_NO_EXPORT;
static bool processAuthorization() U_NO_EXPORT;
static bool checkPath(uint32_t len) U_NO_EXPORT;
static bool checkGetRequestIfModified() U_NO_EXPORT;
static bool runDynamicPage(bool as_service) U_NO_EXPORT;
static void setCGIShellScript(UString& command) U_NO_EXPORT;
static void removeDataSession(const UString& token) U_NO_EXPORT;
static bool checkIfUSP(UStringRep* key, void* value) U_NO_EXPORT;
static bool compileUSP(const char* path, uint32_t len) U_NO_EXPORT;
static bool checkGetRequestIfRange(const UString& etag) U_NO_EXPORT;
static bool checkIfUSPLink(UStringRep* key, void* value) U_NO_EXPORT;
static int sortRange(const void* a, const void* b) __pure U_NO_EXPORT;
static bool addHTTPVariables(UStringRep* key, void* value) U_NO_EXPORT;
static void processGetRequest(const UString& etag, UString& ext) U_NO_EXPORT;
static void putDataInCache(const UString& fmt, UString& content) U_NO_EXPORT;
static bool checkDataSession(const UString& token, time_t expire) U_NO_EXPORT;
static int checkGetRequestForRange(UString& ext, const UString& data) U_NO_EXPORT;
static bool splitCGIOutput(const char*& ptr1, const char* ptr2, UString& ext) U_NO_EXPORT;
static void setResponseForRange(uint32_t start, uint32_t end, uint32_t header, UString& ext) U_NO_EXPORT;
#ifdef U_COMPILER_DELETE_MEMBERS
UHTTP(const UHTTP&) = delete;
UHTTP& operator=(const UHTTP&) = delete;
#else
UHTTP(const UHTTP&) {}
UHTTP& operator=(const UHTTP&) { return *this; }
#endif
friend class UHttpPlugIn;
};
template <> inline void u_destroy(const UHTTP::UFileCacheData* elem)
{
U_TRACE(0, "u_destroy<UFileCacheData>(%p)", elem)
if (elem <= (const void*)0x0000ffff) U_ERROR("u_destroy<UFileCacheData>(%p)", elem);
// NB: we need this check if we are at the end of UHashMap<UHTTP::UFileCacheData*>::operator>>()...
if (UHashMap<void*>::istream_loading)
{
((UHTTP::UFileCacheData*)elem)->ptr =
((UHTTP::UFileCacheData*)elem)->array = 0;
}
delete elem;
}
#endif
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