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php-src/sapi/litespeed/lsapi_main.c

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/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2007 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at the following url: |
| http://www.php.net/license/3_01.txt. |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: George Wang <gwang@litespeedtech.com> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#include "php.h"
#include "SAPI.h"
#include "php_main.h"
#include "php_ini.h"
#include "php_variables.h"
#include "zend_highlight.h"
#include "zend.h"
#include "lsapilib.h"
#include <stdio.h>
#if HAVE_STDLIB_H
#include <stdlib.h>
#endif
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef PHP_WIN32
#include <io.h>
#include <fcntl.h>
#include "win32/php_registry.h"
#else
#include <sys/wait.h>
#endif
#include <sys/stat.h>
#if HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#if HAVE_SIGNAL_H
#include <signal.h>
#endif
#include <sys/socket.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#define SAPI_LSAPI_MAX_HEADER_LENGTH 2048
static int lsapi_mode = 1;
static char *php_self = "";
static char *script_filename = "";
static int source_highlight = 0;
#ifdef ZTS
zend_compiler_globals *compiler_globals;
zend_executor_globals *executor_globals;
php_core_globals *core_globals;
sapi_globals_struct *sapi_globals;
void ***tsrm_ls;
#endif
zend_module_entry litespeed_module_entry;
/* {{{ php_lsapi_startup
*/
static int php_lsapi_startup(sapi_module_struct *sapi_module)
{
if (php_module_startup(sapi_module, NULL, 0)==FAILURE) {
return FAILURE;
}
return SUCCESS;
}
/* }}} */
/* {{{ sapi_lsapi_ub_write
*/
static int sapi_lsapi_ub_write(const char *str, uint str_length TSRMLS_DC)
{
int ret;
int remain;
if ( lsapi_mode ) {
ret = LSAPI_Write( str, str_length );
if ( ret < str_length ) {
php_handle_aborted_connection();
return str_length - ret;
}
} else {
remain = str_length;
while( remain > 0 ) {
ret = write( 1, str, remain );
if ( ret <= 0 ) {
php_handle_aborted_connection();
return str_length - remain;
}
str += ret;
remain -= ret;
}
}
return str_length;
}
/* }}} */
/* {{{ sapi_lsapi_flush
*/
static void sapi_lsapi_flush( void * server_context )
{
if ( lsapi_mode ) {
if ( LSAPI_Flush() == -1) {
php_handle_aborted_connection();
}
}
}
/* }}} */
/* {{{ sapi_lsapi_deactivate
*/
static int sapi_lsapi_deactivate(TSRMLS_D)
{
LSAPI_Finish();
return SUCCESS;
}
/* }}} */
/* {{{ sapi_lsapi_getenv
*/
static char *sapi_lsapi_getenv( char * name, size_t name_len TSRMLS_DC )
{
if ( lsapi_mode ) {
return LSAPI_GetEnv( name );
} else {
return getenv( name );
}
}
/* }}} */
static int add_variable( const char * pKey, int keyLen, const char * pValue, int valLen,
void * arg )
{
php_register_variable_safe((char *)pKey, (char *)pValue, valLen, (zval *)arg TSRMLS_CC);
return 1;
}
/* {{{ sapi_lsapi_register_variables
*/
static void sapi_lsapi_register_variables(zval *track_vars_array TSRMLS_DC)
{
if ( lsapi_mode ) {
LSAPI_ForeachHeader( add_variable, track_vars_array );
LSAPI_ForeachEnv( add_variable, track_vars_array );
php_import_environment_variables(track_vars_array TSRMLS_CC);
php_register_variable("PHP_SELF", (SG(request_info).request_uri ? SG(request_info).request_uri:""), track_vars_array TSRMLS_CC);
} else {
php_import_environment_variables(track_vars_array TSRMLS_CC);
php_register_variable("PHP_SELF", php_self, track_vars_array TSRMLS_CC);
php_register_variable("SCRIPT_NAME", php_self, track_vars_array TSRMLS_CC);
php_register_variable("SCRIPT_FILENAME", script_filename, track_vars_array TSRMLS_CC);
php_register_variable("PATH_TRANSLATED", script_filename, track_vars_array TSRMLS_CC);
php_register_variable("DOCUMENT_ROOT", "", track_vars_array TSRMLS_CC);
}
}
/* }}} */
/* {{{ sapi_lsapi_read_post
*/
static int sapi_lsapi_read_post(char *buffer, uint count_bytes TSRMLS_DC)
{
if ( lsapi_mode ) {
return LSAPI_ReadReqBody( buffer, count_bytes );
} else {
return 0;
}
}
/* }}} */
/* {{{ sapi_lsapi_read_cookies
*/
static char *sapi_lsapi_read_cookies(TSRMLS_D)
{
if ( lsapi_mode ) {
return LSAPI_GetHeader( H_COOKIE );
} else {
return NULL;
}
}
/* }}} */
/* {{{ sapi_lsapi_send_headers
*/
static int sapi_lsapi_send_headers(sapi_headers_struct *sapi_headers TSRMLS_DC)
{
sapi_header_struct *h;
zend_llist_position pos;
if ( lsapi_mode ) {
LSAPI_SetRespStatus( SG(sapi_headers).http_response_code );
h = zend_llist_get_first_ex(&sapi_headers->headers, &pos);
while (h) {
if ( h->header_len > 0 ) {
LSAPI_AppendRespHeader(h->header, h->header_len);
}
h = zend_llist_get_next_ex(&sapi_headers->headers, &pos);
}
if (SG(sapi_headers).send_default_content_type) {
char *hd;
int len;
char headerBuf[SAPI_LSAPI_MAX_HEADER_LENGTH];
hd = sapi_get_default_content_type(TSRMLS_C);
len = snprintf( headerBuf, SAPI_LSAPI_MAX_HEADER_LENGTH - 1,
"Content-type: %s", hd );
efree(hd);
LSAPI_AppendRespHeader( headerBuf, len );
}
}
LSAPI_FinalizeRespHeaders();
return SAPI_HEADER_SENT_SUCCESSFULLY;
}
/* }}} */
/* {{{ sapi_lsapi_send_headers
*/
static void sapi_lsapi_log_message(char *message TSRMLS_DC)
{
int len = strlen( message );
LSAPI_Write_Stderr( message, len);
}
/* }}} */
/* {{{ sapi_module_struct cgi_sapi_module
*/
static sapi_module_struct lsapi_sapi_module =
{
"litespeed",
"LiteSpeed",
php_lsapi_startup, /* startup */
php_module_shutdown_wrapper, /* shutdown */
NULL, /* activate */
sapi_lsapi_deactivate, /* deactivate */
sapi_lsapi_ub_write, /* unbuffered write */
sapi_lsapi_flush, /* flush */
NULL, /* get uid */
sapi_lsapi_getenv, /* getenv */
php_error, /* error handler */
NULL, /* header handler */
sapi_lsapi_send_headers, /* send headers handler */
NULL, /* send header handler */
sapi_lsapi_read_post, /* read POST data */
sapi_lsapi_read_cookies, /* read Cookies */
sapi_lsapi_register_variables, /* register server variables */
sapi_lsapi_log_message, /* Log message */
NULL, /* php.ini path override */
NULL, /* block interruptions */
NULL, /* unblock interruptions */
NULL, /* default post reader */
NULL, /* treat data */
NULL, /* executable location */
0, /* php.ini ignore */
STANDARD_SAPI_MODULE_PROPERTIES
};
/* }}} */
static int init_request_info( TSRMLS_D )
{
char * pContentType = LSAPI_GetHeader( H_CONTENT_TYPE );
char * pAuth;
SG(request_info).content_type = pContentType ? pContentType : "";
SG(request_info).request_method = LSAPI_GetRequestMethod();
SG(request_info).query_string = LSAPI_GetQueryString();
SG(request_info).request_uri = LSAPI_GetScriptName();
SG(request_info).content_length = LSAPI_GetReqBodyLen();
SG(request_info).path_translated = LSAPI_GetScriptFileName();
/* It is not reset by zend engine, set it to 0. */
SG(sapi_headers).http_response_code = 0;
pAuth = LSAPI_GetHeader( H_AUTHORIZATION );
php_handle_auth_data(pAuth TSRMLS_CC);
}
static int lsapi_module_main(int show_source TSRMLS_DC)
{
zend_file_handle file_handle = {0};
if (php_request_startup(TSRMLS_C) == FAILURE ) {
return -1;
}
if (show_source) {
zend_syntax_highlighter_ini syntax_highlighter_ini;
php_get_highlight_struct(&syntax_highlighter_ini);
highlight_file(SG(request_info).path_translated, &syntax_highlighter_ini TSRMLS_CC);
} else {
file_handle.type = ZEND_HANDLE_FILENAME;
file_handle.handle.fd = 0;
file_handle.filename = SG(request_info).path_translated;
file_handle.free_filename = 0;
file_handle.opened_path = NULL;
php_execute_script(&file_handle TSRMLS_CC);
}
zend_try {
php_request_shutdown(NULL);
} zend_end_try();
return 0;
}
static int alter_ini( const char * pKey, int keyLen, const char * pValue, int valLen,
void * arg )
{
int type = ZEND_INI_PERDIR;
if ( '\001' == *pKey ) {
++pKey;
if ( *pKey == 4 ) {
type = ZEND_INI_SYSTEM;
}
++pKey;
--keyLen;
zend_alter_ini_entry((char *)pKey, keyLen,
(char *)pValue, valLen,
type, PHP_INI_STAGE_ACTIVATE);
}
return 1;
}
static void override_ini()
{
LSAPI_ForeachSpecialEnv( alter_ini, NULL );
}
static int processReq( TSRMLS_D )
{
int ret = 0;
zend_first_try {
/* avoid server_context==NULL checks */
SG(server_context) = (void *) 1;
init_request_info( TSRMLS_C );
override_ini();
if ( lsapi_module_main( source_highlight TSRMLS_CC ) == -1 ) {
ret = -1;
}
} zend_end_try();
return ret;
}
static void cli_usage( TSRMLS_D )
{
static const char * usage =
"Usage: php\n"
" php -[b|c|h|i|q|s|v|?] [<file>] [args...]\n"
" Run in LSAPI mode, only '-b', '-s' and '-c' are effective\n"
" Run in Command Line Interpreter mode when parameters are specified\n"
"\n"
" -b <address:port>|<port> Bind Path for external LSAPI Server mode\n"
" -c <path>|<file> Look for php.ini file in this directory\n"
" -h This help\n"
" -i PHP information\n"
" -q Quiet-mode. Suppress HTTP Header output.\n"
" -s Display colour syntax highlighted source.\n"
" -v Version number\n"
" -? This help\n"
"\n"
" args... Arguments passed to script.\n";
php_output_startup();
php_output_activate(TSRMLS_C);
php_printf( usage );
#ifdef PHP_OUTPUT_NEWAPI
php_output_end_all(TSRMLS_C);
#else
php_end_ob_buffers(1 TSRMLS_CC);
#endif
}
static int parse_opt( int argc, char * argv[], int *climode,
char **php_ini_path, char ** php_bind )
{
char ** p = &argv[1];
char ** argend= &argv[argc];
int c;
while (( p < argend )&&(**p == '-' )) {
c = *((*p)+1);
++p;
switch( c ) {
case 'b':
if ( p >= argend ) {
fprintf( stderr, "TCP or socket address must be specified following '-b' option.\n");
return -1;
}
*php_bind = *p++;
break;
case 'c':
if ( p >= argend ) {
fprintf( stderr, "<path> or <file> must be specified following '-c' option.\n");
return -1;
}
*php_ini_path = *p++;
break;
case 's':
source_highlight = 1;
break;
case 'h':
case 'i':
case 'q':
case 'v':
case '?':
default:
*climode = 1;
break;
}
}
if ( p - argv < argc ) {
*climode = 1;
}
return 0;
}
static int cli_main( int argc, char * argv[] )
{
static const char * ini_defaults[] = {
"report_zend_debug", "0",
"display_errors", "1",
"register_argc_argv", "1",
"html_errors", "0",
"implicit_flush", "1",
"output_buffering", "0",
"max_execution_time", "0",
NULL
};
const char ** ini;
char ** p = &argv[1];
char ** argend= &argv[argc];
int ret = 0;
int c;
lsapi_mode = 0; /* enter CLI mode */
#ifdef PHP_WIN32
_fmode = _O_BINARY; /*sets default for file streams to binary */
setmode(_fileno(stdin), O_BINARY); /* make the stdio mode be binary */
setmode(_fileno(stdout), O_BINARY); /* make the stdio mode be binary */
setmode(_fileno(stderr), O_BINARY); /* make the stdio mode be binary */
#endif
zend_first_try {
SG(server_context) = (void *) 1;
zend_uv.html_errors = 0; /* tell the engine we're in non-html mode */
CG(in_compilation) = 0; /* not initialized but needed for several options */
EG(uninitialized_zval_ptr) = NULL;
for( ini = ini_defaults; *ini; ini+=2 ) {
zend_alter_ini_entry( (char *)*ini, strlen( *ini )+1,
(char *)*(ini+1), strlen( *(ini+1) ),
PHP_INI_SYSTEM, PHP_INI_STAGE_ACTIVATE);
}
while (( p < argend )&&(**p == '-' )) {
c = *((*p)+1);
++p;
switch( c ) {
case 'q':
break;
case 'i':
if (php_request_startup(TSRMLS_C) != FAILURE) {
php_print_info(0xFFFFFFFF TSRMLS_CC);
#ifdef PHP_OUTPUT_NEWAPI
php_output_end_all(TSRMLS_C);
#else
php_end_ob_buffers(1 TSRMLS_CC);
#endif
php_request_shutdown( NULL );
}
ret = 1;
break;
case 'v':
if (php_request_startup(TSRMLS_C) != FAILURE) {
#if ZEND_DEBUG
php_printf("PHP %s (%s) (built: %s %s) (DEBUG)\nCopyright (c) 1997-2004 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
#else
php_printf("PHP %s (%s) (built: %s %s)\nCopyright (c) 1997-2004 The PHP Group\n%s", PHP_VERSION, sapi_module.name, __DATE__, __TIME__, get_zend_version());
#endif
#ifdef PHP_OUTPUT_NEWAPI
php_output_end_all(TSRMLS_C);
#else
php_end_ob_buffers(1 TSRMLS_CC);
#endif
php_request_shutdown( NULL );
}
ret = 1;
break;
case 'c':
++p;
/* fall through */
case 's':
break;
case 'h':
case '?':
default:
cli_usage(TSRMLS_C);
ret = 1;
break;
}
}
if ( !ret ) {
if ( *p ) {
zend_file_handle file_handle = {0};
file_handle.type = ZEND_HANDLE_FP;
file_handle.handle.fp = VCWD_FOPEN(*p, "rb");
if ( file_handle.handle.fp ) {
script_filename = *p;
php_self = *p;
SG(request_info).path_translated = *p;
SG(request_info).argc = argc - (p - argv);
SG(request_info).argv = p;
if (php_request_startup(TSRMLS_C) == FAILURE ) {
fclose( file_handle.handle.fp );
ret = 2;
} else {
if (source_highlight) {
zend_syntax_highlighter_ini syntax_highlighter_ini;
php_get_highlight_struct(&syntax_highlighter_ini);
highlight_file(SG(request_info).path_translated, &syntax_highlighter_ini TSRMLS_CC);
} else {
file_handle.filename = *p;
file_handle.free_filename = 0;
file_handle.opened_path = NULL;
php_execute_script(&file_handle TSRMLS_CC);
}
php_request_shutdown( NULL );
}
} else {
php_printf("Could not open input file: %s.\n", *p);
}
} else {
cli_usage(TSRMLS_C);
}
}
}zend_end_try();
php_module_shutdown(TSRMLS_C);
#ifdef ZTS
tsrm_shutdown();
#endif
return ret;
}
static int s_stop;
void litespeed_cleanup(int signal)
{
s_stop = signal;
}
void start_children( int children )
{
struct sigaction act, old_term, old_quit, old_int, old_usr1;
int running = 0;
int status;
pid_t pid;
/* Create a process group */
setsid();
/* Set up handler to kill children upon exit */
act.sa_flags = 0;
act.sa_handler = litespeed_cleanup;
if( sigaction( SIGTERM, &act, &old_term ) ||
sigaction( SIGINT, &act, &old_int ) ||
sigaction( SIGUSR1, &act, &old_usr1 ) ||
sigaction( SIGQUIT, &act, &old_quit )) {
perror( "Can't set signals" );
exit( 1 );
}
s_stop = 0;
while( 1 ) {
while((!s_stop )&&( running < children )) {
pid = fork();
switch( pid ) {
case 0: /* children process */
/* don't catch our signals */
sigaction( SIGTERM, &old_term, 0 );
sigaction( SIGQUIT, &old_quit, 0 );
sigaction( SIGINT, &old_int, 0 );
sigaction( SIGUSR1, &old_usr1, 0 );
return ;
case -1:
perror( "php (pre-forking)" );
exit( 1 );
break;
default: /* parent process */
running++;
break;
}
}
if ( s_stop ) {
break;
}
pid = wait( &status );
running--;
}
kill( -getpgrp(), SIGUSR1 );
exit( 0 );
}
#include <fcntl.h>
int main( int argc, char * argv[] )
{
int ret;
int bindFd;
char * php_ini_path = NULL;
char * php_bind = NULL;
char * p;
int n;
int climode = 0;
#ifdef HAVE_SIGNAL_H
#if defined(SIGPIPE) && defined(SIG_IGN)
signal(SIGPIPE, SIG_IGN);
#endif
#endif
#ifdef ZTS
tsrm_startup(1, 1, 0, NULL);
#endif
if (argc > 1 ) {
if ( parse_opt( argc, argv, &climode,
&php_ini_path, &php_bind ) == -1 ) {
return 1;
}
}
if ( climode ) {
lsapi_sapi_module.phpinfo_as_text = 1;
}
sapi_startup(&lsapi_sapi_module);
#ifdef ZTS
compiler_globals = ts_resource(compiler_globals_id);
executor_globals = ts_resource(executor_globals_id);
core_globals = ts_resource(core_globals_id);
sapi_globals = ts_resource(sapi_globals_id);
tsrm_ls = ts_resource(0);
SG(request_info).path_translated = NULL;
#endif
lsapi_sapi_module.executable_location = argv[0];
if ( php_ini_path ) {
lsapi_sapi_module.php_ini_path_override = php_ini_path;
}
if (php_module_startup(&lsapi_sapi_module, &litespeed_module_entry, 1) == FAILURE) {
#ifdef ZTS
tsrm_shutdown();
#endif
return FAILURE;
}
if ( climode ) {
return cli_main(argc, argv);
}
if ( php_bind ) {
bindFd = LSAPI_CreateListenSock( php_bind, 10 );
if ( bindFd == -1 ) {
fprintf( stderr,
"Failed to bind socket [%s]: %s\n", php_bind, strerror( errno ) );
exit( 2 );
}
if ( bindFd != 0 ) {
dup2( bindFd, 0 );
close( bindFd );
}
}
LSAPI_Init();
LSAPI_Init_Env_Parameters( NULL );
if ( php_bind ) {
LSAPI_No_Check_ppid();
}
while( LSAPI_Prefork_Accept_r( &g_req ) >= 0 ) {
ret = processReq(TSRMLS_C);
LSAPI_Finish();
if ( ret ) {
break;
}
}
php_module_shutdown(TSRMLS_C);
#ifdef ZTS
tsrm_shutdown();
#endif
return ret;
}
/* LiteSpeed PHP module starts here */
/* {{{ arginfo */
ZEND_BEGIN_ARG_INFO(arginfo_litespeed__void, 0)
ZEND_END_ARG_INFO()
/* }}} */
PHP_FUNCTION(litespeed_request_headers);
PHP_FUNCTION(litespeed_response_headers);
PHP_MINFO_FUNCTION(litespeed);
zend_function_entry litespeed_functions[] = {
PHP_FE(litespeed_request_headers, arginfo_litespeed__void)
PHP_FE(litespeed_response_headers, arginfo_litespeed__void)
PHP_FALIAS(getallheaders, litespeed_request_headers, arginfo_litespeed__void)
PHP_FALIAS(apache_request_headers, litespeed_request_headers, arginfo_litespeed__void)
PHP_FALIAS(apache_response_headers, litespeed_response_headers, arginfo_litespeed__void)
{NULL, NULL, NULL}
};
static PHP_MINIT_FUNCTION(litespeed)
{
/* REGISTER_INI_ENTRIES(); */
return SUCCESS;
}
static PHP_MSHUTDOWN_FUNCTION(litespeed)
{
/* UNREGISTER_INI_ENTRIES(); */
return SUCCESS;
}
zend_module_entry litespeed_module_entry = {
STANDARD_MODULE_HEADER,
"litespeed",
litespeed_functions,
PHP_MINIT(litespeed),
PHP_MSHUTDOWN(litespeed),
NULL,
NULL,
NULL,
NO_VERSION_YET,
STANDARD_MODULE_PROPERTIES
};
static int add_associate_array( const char * pKey, int keyLen, const char * pValue, int valLen,
void * arg )
{
add_assoc_string_ex( (zval *)arg, (char *)pKey, keyLen+1, (char *)pValue, 1 );
return 1;
}
/* {{{ proto array litespeed_request_headers(void)
Fetch all HTTP request headers */
PHP_FUNCTION(litespeed_request_headers)
{
/* TODO: */
if (ZEND_NUM_ARGS() > 0) {
WRONG_PARAM_COUNT;
}
array_init(return_value);
LSAPI_ForeachOrgHeader( add_associate_array, return_value );
}
/* }}} */
/* {{{ proto array litespeed_response_headers(void)
Fetch all HTTP response headers */
PHP_FUNCTION(litespeed_response_headers)
{
sapi_header_struct *h;
zend_llist_position pos;
char * p;
int len;
char headerBuf[SAPI_LSAPI_MAX_HEADER_LENGTH];
if (ZEND_NUM_ARGS() > 0) {
WRONG_PARAM_COUNT;
}
if (!&SG(sapi_headers).headers) {
RETURN_FALSE;
}
array_init(return_value);
h = zend_llist_get_first_ex(&SG(sapi_headers).headers, &pos);
while (h) {
if ( h->header_len > 0 ) {
p = strchr( h->header, ':' );
len = p - h->header;
if (( p )&&( len > 0 )) {
memmove( headerBuf, h->header, len );
while( len > 0 && (isspace( headerBuf[len-1])) ) {
--len;
}
headerBuf[len] = 0;
if ( len ) {
while( isspace(*++p));
add_assoc_string_ex(return_value, headerBuf, len+1, p, 1 );
}
}
}
h = zend_llist_get_next_ex(&SG(sapi_headers).headers, &pos);
}
}
/* }}} */
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
* vim600: sw=4 ts=4 fdm=marker
* vim<600: sw=4 ts=4
*/
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