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php-src/ext/interbase/ibase_service.c
Ard Biesheuvel 9925c63be5 CS/WS
2004-02-11 11:59:08 +00:00

610 lines
17 KiB
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/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2004 The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.0 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.php.net/license/3_0.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. |
+----------------------------------------------------------------------+
| Authors: Ard Biesheuvel <a.k.biesheuvel@its.tudelft.nl> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "php.h"
#if HAVE_IBASE6_API
#include "php_interbase.h"
#include "php_ibase_includes.h"
static void _php_ibase_user(INTERNAL_FUNCTION_PARAMETERS, int operation) /* {{{ */
{
zval **args[8];
char *ib_server, *dba_user_name, *dba_password, *user_name, *user_password = NULL;
char *first_name = NULL, *middle_name = NULL, *last_name = NULL;
char service_name_buffer[128], *service_name = service_name_buffer;
char spb_buffer[128], *spb = spb_buffer;
unsigned short spb_length;
isc_svc_handle service_handle = NULL;
RESET_ERRMSG;
switch (operation) {
case isc_action_svc_add_user:
case isc_action_svc_modify_user:
/* 5 to 8 parameters for ADD or MODIFY operation */
if (ZEND_NUM_ARGS() < 5 || ZEND_NUM_ARGS() > 8) {
WRONG_PARAM_COUNT;
}
break;
case isc_action_svc_delete_user:
/* 4 parameters for DELETE operation */
if (ZEND_NUM_ARGS() != 4) {
WRONG_PARAM_COUNT;
}
}
if (zend_get_parameters_array_ex(ZEND_NUM_ARGS(), args) == FAILURE) {
RETURN_FALSE;
}
switch (ZEND_NUM_ARGS()) {
case 8:
convert_to_string_ex(args[7]);
last_name = Z_STRVAL_PP(args[7]);
/* fallout */
case 7:
convert_to_string_ex(args[6]);
middle_name = Z_STRVAL_PP(args[6]);
/* fallout */
case 6:
convert_to_string_ex(args[5]);
first_name = Z_STRVAL_PP(args[5]);
/* fallout */
}
if (operation != isc_action_svc_delete_user) {
/* Parameter not available for DELETE operation */
convert_to_string_ex(args[4]);
user_password = Z_STRVAL_PP(args[4]);
}
convert_to_string_ex(args[3]);
user_name = Z_STRVAL_PP(args[3]);
convert_to_string_ex(args[2]);
dba_password = Z_STRVAL_PP(args[2]);
convert_to_string_ex(args[1]);
dba_user_name = Z_STRVAL_PP(args[1]);
convert_to_string_ex(args[0]);
ib_server = Z_STRVAL_PP(args[0]);
/* Build buffer for isc_service_attach() */
*spb++ = isc_spb_version;
*spb++ = isc_spb_current_version;
*spb++ = isc_spb_user_name;
*spb++ = strlen(dba_user_name);
strcpy(spb, dba_user_name);
spb += strlen(dba_user_name);
*spb++ = isc_spb_password;
*spb++ = strlen(dba_password);
strcpy(spb, dba_password);
spb += strlen(dba_password);
spb_length = spb - spb_buffer;
/* Attach to the Service Manager */
sprintf(service_name, "%s:service_mgr", ib_server);
if (isc_service_attach(IB_STATUS, 0, service_name, &service_handle, spb_length, spb_buffer)) {
_php_ibase_error(TSRMLS_C);
RETURN_FALSE;
} else {
char request[128], *x, *p = request;
/* Identify cluster (here, isc_action_svc_*_user) */
*p++ = operation;
/* Argument for username */
*p++ = isc_spb_sec_username;
ADD_SPB_LENGTH(p, strlen(user_name));
for (x = user_name ; *x;) *p++ = *x++;
/* Argument for password */
if (user_password) {
*p++ = isc_spb_sec_password;
ADD_SPB_LENGTH(p, strlen(user_password));
for (x = user_password ; *x;) *p++ = *x++;
}
/* Argument for first name */
if (first_name) {
*p++ = isc_spb_sec_firstname;
ADD_SPB_LENGTH(p, strlen(first_name));
for (x = first_name ; *x;) *p++ = *x++;
}
/* Argument for middle name */
if (middle_name) {
*p++ = isc_spb_sec_middlename;
ADD_SPB_LENGTH(p, strlen(middle_name));
for (x = middle_name ; *x;) *p++ = *x++;
}
/* Argument for last name */
if (last_name) {
*p++ = isc_spb_sec_lastname;
ADD_SPB_LENGTH(p, strlen(last_name));
for (x = last_name ; *x;) *p++ = *x++;
}
/* Let's go update: start Service Manager */
if (isc_service_start(IB_STATUS, &service_handle, NULL, (unsigned short) (p - request), request)) {
_php_ibase_error(TSRMLS_C);
isc_service_detach(IB_STATUS, &service_handle);
RETURN_FALSE;
} else {
/* Detach from Service Manager */
isc_service_detach(IB_STATUS, &service_handle);
}
}
RETURN_TRUE;
}
/* }}} */
/* {{{ proto bool ibase_add_user(string server, string dba_user_name, string dba_password, string user_name, string password [, string first_name [, string middle_name [, string last_name]]])
Add an user to security database (only for IB6 or later) */
PHP_FUNCTION(ibase_add_user)
{
_php_ibase_user(INTERNAL_FUNCTION_PARAM_PASSTHRU, isc_action_svc_add_user);
}
/* }}} */
/* {{{ proto bool ibase_modify_user(string server, string dba_user_name, string dba_password, string user_name, string password [, string first_name [, string middle_name [, string last_name]]])
Modify an user in security database (only for IB6 or later) */
PHP_FUNCTION(ibase_modify_user)
{
_php_ibase_user(INTERNAL_FUNCTION_PARAM_PASSTHRU, isc_action_svc_modify_user);
}
/* }}} */
/* {{{ proto bool ibase_delete_user(string server, string dba_user_name, string dba_password, string username)
Delete an user from security database (only for IB6 or later) */
PHP_FUNCTION(ibase_delete_user)
{
_php_ibase_user(INTERNAL_FUNCTION_PARAM_PASSTHRU, isc_action_svc_delete_user);
}
/* }}} */
/* {{{ proto resource ibase_service_attach(string host, string dba_username, string dba_password)
Connect to the service manager */
PHP_FUNCTION(ibase_service_attach)
{
long hlen, ulen, plen, spb_len;
ibase_service *svm;
char buf[128], *host, *user, *pass, *loc;
isc_svc_handle handle = NULL;
RESET_ERRMSG;
if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sss",
&host, &hlen, &user, &ulen, &pass, &plen)) {
RETURN_FALSE;
}
/* construct the spb, hack the service name into it as well */
spb_len = snprintf(buf, sizeof(buf), "%c%c%c%c%s%c%c%s" "%s:service_mgr",
isc_spb_version, isc_spb_current_version, isc_spb_user_name, (char)ulen,
user, isc_spb_password, (char)plen, pass, host);
if (spb_len > sizeof(buf) || spb_len == -1) {
_php_ibase_module_error("Internal error: insufficient buffer space for SPB (%ld)"
TSRMLS_CC, spb_len);
RETURN_FALSE;
}
spb_len -= hlen + 12;
loc = buf + spb_len; /* points to %s:service_mgr part */
/* attach to the service manager */
if (isc_service_attach(IB_STATUS, 0, loc, &handle, (unsigned short)spb_len, buf)) {
_php_ibase_error(TSRMLS_C);
RETURN_FALSE;
}
svm = (ibase_service*)emalloc(sizeof(ibase_service));
svm->handle = handle;
svm->hostname = estrdup(host);
svm->username = estrdup(user);
ZEND_REGISTER_RESOURCE(return_value, svm, le_service);
zend_list_addref(Z_LVAL_P(return_value));
}
/* }}} */
/* {{{ proto bool ibase_service_detach(resource service_handle)
Disconnect from the service manager */
PHP_FUNCTION(ibase_service_detach)
{
zval *res;
RESET_ERRMSG;
if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &res)) {
RETURN_FALSE;
}
zend_list_delete(Z_LVAL_P(res));
RETURN_TRUE;
}
/* }}} */
static void _php_ibase_service_query(INTERNAL_FUNCTION_PARAMETERS, /* {{{ */
ibase_service *svm, char info_action)
{
static char spb[] = { isc_info_svc_timeout, 10, 0, 0, 0 };
char res_buf[400], *result, *heap_buf = NULL, *heap_p;
long heap_buf_size = 200, line_len;
/* info about users requires an action first */
if (info_action == isc_info_svc_get_users) {
static char action[] = { isc_action_svc_display_user };
if (isc_service_start(IB_STATUS, &svm->handle, NULL, sizeof(action), action)) {
_php_ibase_error(TSRMLS_C);
RETURN_FALSE;
}
}
query_loop:
result = res_buf;
if (isc_service_query(IB_STATUS, &svm->handle, NULL, sizeof(spb), spb,
1, &info_action, sizeof(res_buf), res_buf)) {
_php_ibase_error(TSRMLS_C);
RETURN_FALSE;
}
while (*result != isc_info_end) {
switch (*result++) {
default:
RETURN_FALSE;
case isc_info_svc_line:
if (! (line_len = isc_vax_integer(result, 2))) {
/* done */
if (heap_buf) {
RETURN_STRING(heap_buf,0);
} else {
RETURN_TRUE;
}
}
if (!heap_buf || (heap_p - heap_buf + line_len +2) > heap_buf_size) {
long res_size = heap_buf ? heap_p - heap_buf : 0;
while (heap_buf_size < (res_size + line_len +2)) {
heap_buf_size *= 2;
}
heap_buf = (char*) erealloc(heap_buf, heap_buf_size);
heap_p = heap_buf + res_size;
}
result += 2;
sprintf(heap_p, "%s\n", result);
heap_p += line_len +2;
goto query_loop; /* repeat until result is exhausted */
case isc_info_svc_server_version:
case isc_info_svc_implementation:
case isc_info_svc_get_env:
case isc_info_svc_get_env_lock:
case isc_info_svc_get_env_msg:
case isc_info_svc_user_dbpath:
RETURN_STRINGL(result + 2, isc_vax_integer(result, 2), 1);
case isc_info_svc_svr_db_info:
array_init(return_value);
do {
switch (*result++) {
int len;
case isc_spb_num_att:
add_assoc_long(return_value, "attachments", isc_vax_integer(result,4));
result += 4;
break;
case isc_spb_num_db:
add_assoc_long(return_value, "databases", isc_vax_integer(result,4));
result += 4;
break;
case isc_spb_dbname:
len = isc_vax_integer(result,2);
add_next_index_stringl(return_value, result +2, len, 1);
result += len+2;
}
} while (*result != isc_info_flag_end);
return;
case isc_info_svc_get_users: {
zval *user;
array_init(return_value);
while (*result != isc_info_end) {
switch (*result++) {
int len;
case isc_spb_sec_username:
/* it appears that the username is always first */
ALLOC_INIT_ZVAL(user);
array_init(user);
add_next_index_zval(return_value, user);
len = isc_vax_integer(result,2);
add_assoc_stringl(user, "user_name", result +2, len, 1);
result += len+2;
break;
case isc_spb_sec_firstname:
len = isc_vax_integer(result,2);
add_assoc_stringl(user, "first_name", result +2, len, 1);
result += len+2;
break;
case isc_spb_sec_middlename:
len = isc_vax_integer(result,2);
add_assoc_stringl(user, "middle_name", result +2, len, 1);
result += len+2;
break;
case isc_spb_sec_lastname:
len = isc_vax_integer(result,2);
add_assoc_stringl(user, "last_name", result +2, len, 1);
result += len+2;
break;
case isc_spb_sec_userid:
add_assoc_long(user, "user_id", isc_vax_integer(result, 4));
result += 4;
break;
case isc_spb_sec_groupid:
add_assoc_long(user, "group_id", isc_vax_integer(result, 4));
result += 4;
break;
}
}
return;
}
}
}
}
/* }}} */
static void _php_ibase_backup_restore(INTERNAL_FUNCTION_PARAMETERS, char operation) /* {{{ */
{
/**
* It appears that the service API is a little bit confused about which flag
* to use for the source and destination in the case of a restore operation.
* When passing the backup file as isc_spb_dbname and the destination db as
* bpk_file, things work well.
*/
zval *res;
char *db, *bk, buf[200];
long dblen, bklen, spb_len, opts = 0;
zend_bool verbose = 0;
ibase_service *svm;
RESET_ERRMSG;
if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rss|lb",
&res, &db, &dblen, &bk, &bklen, &opts, &verbose)) {
RETURN_FALSE;
}
ZEND_FETCH_RESOURCE(svm, ibase_service *, &res, -1,
"Interbase service manager handle", le_service);
/* fill the param buffer */
spb_len = snprintf(buf, sizeof(buf), "%c%c%c%c%s%c%c%c%s%c%c%c%c%c",
operation, isc_spb_dbname, (char)dblen, (char)(dblen >> 8), db,
isc_spb_bkp_file, (char)bklen, (char)(bklen >> 8), bk, isc_spb_options,
(char)opts,(char)(opts >> 8), (char)(opts >> 16), (char)(opts >> 24));
if (verbose) {
buf[spb_len++] = isc_spb_verbose;
}
if (spb_len > sizeof(buf) || spb_len <= 0) {
_php_ibase_module_error("Internal error: insufficient buffer space for SPB (%ld)"
TSRMLS_CC, spb_len);
RETURN_FALSE;
}
/* now start the backup/restore job */
if (isc_service_start(IB_STATUS, &svm->handle, NULL, (unsigned short)spb_len, buf)) {
_php_ibase_error(TSRMLS_C);
RETURN_FALSE;
}
if (!verbose) {
RETURN_TRUE;
} else {
_php_ibase_service_query(INTERNAL_FUNCTION_PARAM_PASSTHRU, svm, isc_info_svc_line);
}
}
/* }}} */
/* {{{ proto mixed ibase_backup(resource service_handle, string source_db, string dest_file [, int options [, bool verbose]])
Initiates a backup task in the service manager and returns immediately */
PHP_FUNCTION(ibase_backup)
{
_php_ibase_backup_restore(INTERNAL_FUNCTION_PARAM_PASSTHRU, isc_action_svc_backup);
}
/* }}} */
/* {{{ proto mixed ibase_restore(resource service_handle, string source_file, string dest_db [, int options [, bool verbose]])
Initiates a restore task in the service manager and returns immediately */
PHP_FUNCTION(ibase_restore)
{
_php_ibase_backup_restore(INTERNAL_FUNCTION_PARAM_PASSTHRU, isc_action_svc_restore);
}
/* }}} */
static void _php_ibase_service_action(INTERNAL_FUNCTION_PARAMETERS, char svc_action) /* {{{ */
{
zval *res;
char buf[128], *db;
long action, spb_len, dblen, argument = 0;
ibase_service *svm;
RESET_ERRMSG;
if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rsl|l",
&res, &db, &dblen, &action, &argument)) {
RETURN_FALSE;
}
ZEND_FETCH_RESOURCE(svm, ibase_service *, &res, -1,
"Interbase service manager handle", le_service);
if (svc_action == isc_action_svc_db_stats) {
switch (action) {
default:
goto unknown_option;
case isc_spb_sts_data_pages:
case isc_spb_sts_db_log:
case isc_spb_sts_hdr_pages:
case isc_spb_sts_idx_pages:
case isc_spb_sts_sys_relations:
goto options_argument;
}
} else {
/* these actions all expect different types of arguments */
switch (action) {
default:
unknown_option:
_php_ibase_module_error("Unrecognised option (%ld)" TSRMLS_CC, action);
RETURN_FALSE;
case isc_spb_rpr_check_db:
case isc_spb_rpr_ignore_checksum:
case isc_spb_rpr_kill_shadows:
case isc_spb_rpr_mend_db:
case isc_spb_rpr_validate_db:
case isc_spb_rpr_sweep_db:
svc_action = isc_action_svc_repair;
case isc_spb_prp_activate:
case isc_spb_prp_db_online:
options_argument:
argument |= action;
action = isc_spb_options;
case isc_spb_prp_page_buffers:
case isc_spb_prp_sweep_interval:
case isc_spb_prp_shutdown_db:
case isc_spb_prp_deny_new_transactions:
case isc_spb_prp_deny_new_attachments:
case isc_spb_prp_set_sql_dialect:
spb_len = snprintf(buf, sizeof(buf), "%c%c%c%c%s%c%c%c%c%c",
svc_action, isc_spb_dbname, (char)dblen, (char)(dblen >> 8), db,
(char)action, (char)argument, (char)(argument >> 8), (char)(argument >> 16),
(char)(argument >> 24));
break;
case isc_spb_prp_reserve_space:
case isc_spb_prp_write_mode:
case isc_spb_prp_access_mode:
spb_len = snprintf(buf, sizeof(buf), "%c%c%c%c%s%c%c",
isc_action_svc_properties, isc_spb_dbname, (char)dblen, (char)(dblen >> 8),
db, (char)action, (char)argument);
}
}
if (spb_len > sizeof(buf) || spb_len == -1) {
_php_ibase_module_error("Internal error: insufficient buffer space for SPB (%ld)"
TSRMLS_CC, spb_len);
RETURN_FALSE;
}
if (isc_service_start(IB_STATUS, &svm->handle, NULL, (unsigned short)spb_len, buf)) {
_php_ibase_error(TSRMLS_C);
RETURN_FALSE;
}
if (svc_action == isc_action_svc_db_stats) {
_php_ibase_service_query(INTERNAL_FUNCTION_PARAM_PASSTHRU, svm, isc_info_svc_line);
} else {
RETURN_TRUE;
}
}
/* }}} */
/* {{{ proto bool ibase_maintain_db(resource service_handle, string db, int action [, int argument])
Execute a maintenance command on the database server */
PHP_FUNCTION(ibase_maintain_db)
{
_php_ibase_service_action(INTERNAL_FUNCTION_PARAM_PASSTHRU, isc_action_svc_properties);
}
/* }}} */
/* {{{ proto string ibase_db_info(resource service_handle, string db, int action [, int argument])
Request statistics about a database */
PHP_FUNCTION(ibase_db_info)
{
_php_ibase_service_action(INTERNAL_FUNCTION_PARAM_PASSTHRU, isc_action_svc_db_stats);
}
/* }}} */
/* {{{ proto string ibase_server_info(resource service_handle, int action)
Request information about a database */
PHP_FUNCTION(ibase_server_info)
{
zval *res;
long action;
ibase_service *svm;
RESET_ERRMSG;
if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rl", &res, &action)) {
RETURN_FALSE;
}
ZEND_FETCH_RESOURCE(svm, ibase_service *, &res, -1,
"Interbase service manager handle", le_service);
_php_ibase_service_query(INTERNAL_FUNCTION_PARAM_PASSTHRU, svm, (char)action);
}
/* }}} */
#endif /* HAVE_IBASE6_API */
/*
* 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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