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adds xcache_enable_cache api. re-implements disable on crash

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git-svn-id: svn://svn.lighttpd.net/xcache/trunk@1064 c26eb9a1-5813-0410-bd6c-c2e55f420ca7
3.0
Xuefer 11 years ago
parent 004ece5c2b
commit 89a3256552
8 changed files with 154 additions and 51 deletions
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1
ChangeLog
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@ -2,6 +2,7 @@
API Changes
========
* chg: proto array xcache_clear_cache(int type, [ int id = -1 ]). -1 means all cache splits
* new: proto array xcache_enable_cache(int type, [ int id = -1, [ bool enable = true ] ])
Ini Settings Changes
========

1
NEWS
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@ -3,6 +3,7 @@
* improvements
* adds warning for misconfiguration
* auto disable caching on crash
* updated api
* uses extension to load XCache. load via zend_extension is unsupported
* updated XCache admin page

10
htdocs/cacher/cacher-zh-simplified.lang.php
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@ -17,8 +17,14 @@ $strings = array(
=> '命中',
'Normal'
=> '正常',
'Compiling(%s)'
=> '编译中(%s)',
'Compiling'
=> '编译中',
'Disabled'
=> '禁用',
'Disable'
=> '禁用',
'Enable'
=> '启用',
'Modify'
=> '修改',
'See also'

10
htdocs/cacher/cacher-zh-traditional.lang.php
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@ -17,8 +17,14 @@ $strings = array(
=> '命中',
'Normal'
=> '正常',
'Compiling(%s)'
=> '編譯中(%s)',
'Compiling'
=> '編譯中',
'Disabled'
=> '禁用',
'Disable'
=> '禁用',
'Enable'
=> '啟用',
'Modify'
=> '修改',
'See also'

23
htdocs/cacher/cacher.php
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@ -157,8 +157,8 @@ if (!isset($_GET['type'])) {
}
$_GET['type'] = $type = (int) $_GET['type'];
// {{{ process clear
function processClear()
// {{{ process clear, enable, disable
function processAction()
{
$type = isset($_POST['type']) ? $_POST['type'] : null;
if ($type != XC_TYPE_PHP && $type != XC_TYPE_VAR) {
@ -167,19 +167,17 @@ function processClear()
if (isset($type)) {
$cacheid = (int) (isset($_POST['cacheid']) ? $_POST['cacheid'] : 0);
if (isset($_POST['clearcache'])) {
$count = xcache_count($type);
if ($cacheid >= 0) {
for ($cacheid = 0; $cacheid < $count; $cacheid ++) {
xcache_clear_cache($type, $cacheid);
}
}
else {
xcache_clear_cache($type);
}
xcache_clear_cache($type, $cacheid);
}
if (isset($_POST['enable'])) {
xcache_enable_cache($type, $cacheid);
}
if (isset($_POST['disable'])) {
xcache_enable_cache($type, $cacheid, false);
}
}
}
processClear();
processAction();
// }}}
// {{{ load info/list
$cacheinfos = array();
@ -206,6 +204,7 @@ if ($pcnt >= 2) {
$total['cacheid'] = -1;
$total['gc'] = null;
$total['istotal'] = true;
unset($total['compiling']);
$cacheinfos[] = $total;
}

18
htdocs/cacher/cacher.tpl.php
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@ -54,6 +54,11 @@ $b = new Cycle('class="col1"', 'class="col2"');
<?php
$numkeys = explode(',', 'slots,size,avail,hits,updates,skips,ooms,errors,cached,deleted');
$l_clear = _('Clear');
$l_disabled = _('Disabled');
$l_disable = _('Disable');
$l_enable = _('Enable');
$l_compiling = _('Compiling');
$l_normal = _('Normal');
$l_clear_confirm = _('Sure to clear?');
foreach ($cacheinfos as $i => $ci) {
echo "
@ -91,14 +96,22 @@ $b = new Cycle('class="col1"', 'class="col2"');
$ci['can_readonly'] = '-';
}
else {
if ($ci['type'] == $type_php) {
$ci['status'] = $ci['compiling'] ? sprintf(_('Compiling(%s)'), age($ci['compiling'])) : _('Normal');
if ($ci['disabled']) {
$ci['status'] = $l_disabled
. sprintf("(%s)", age($ci['disabled']));
}
else if ($ci['type'] == $type_php) {
$ci['status'] = $ci['compiling']
? $l_compiling . sprintf("(%s)", age($ci['compiling']))
: $l_normal;
}
else {
$ci['status'] = '-';
}
$ci['can_readonly'] = $ci['can_readonly'] ? 'yes' : 'no';
}
$enabledisable = $ci['disabled'] ? 'enable' : 'disable';
$l_enabledisable = $ci['disabled'] ? $l_enable : $l_disable;
echo <<<EOS
<th>{$ci['cache_name']}</th>
<td title="{$ci['slots']}">{$ci_slots}</td>
@ -116,6 +129,7 @@ $b = new Cycle('class="col1"', 'class="col2"');
><input type="hidden" name="type" value="{$ci['type']}"
/><input type="hidden" name="cacheid" value="{$ci['cacheid']}"
/><input type="submit" name="clearcache" value="{$l_clear}" class="submit" onclick="return confirm('{$l_clear_confirm}');"
/><input type="submit" name="{$enabledisable}" value="{$l_enabledisable}" class="submit"
/></div
></form
></td>

140
mod_cacher/xc_cacher.c
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@ -68,6 +68,7 @@ struct _xc_cached_t { /* {{{ stored in shm */
int cacheid;
time_t compiling;
time_t disabled;
zend_ulong updates;
zend_ulong hits;
zend_ulong skips;
@ -131,13 +132,6 @@ zend_bool xc_have_op_array_ctor = 0;
typedef enum { XC_TYPE_PHP, XC_TYPE_VAR } xc_entry_type_t;
/* TODO */
static inline zend_bool xc_cache_disabled()
{
return 0;
}
/* }}} */
/* any function in *_unlocked is only safe be called within locked (single thread access) area */
static void xc_php_add_unlocked(xc_cached_t *cached, xc_entry_data_php_t *php) /* {{{ */
@ -500,7 +494,7 @@ static XC_ENTRY_APPLY_FUNC(xc_gc_expires_var_entry_unlocked) /* {{{ */
static void xc_gc_expires_one(xc_entry_type_t type, xc_cache_t *cache, zend_ulong gc_interval, cache_apply_unlocked_func_t apply_func TSRMLS_DC) /* {{{ */
{
TRACE("interval %lu, %lu %lu", (zend_ulong) XG(request_time), (zend_ulong) cache->cached->last_gc_expires, gc_interval);
if (XG(request_time) >= cache->cached->last_gc_expires + (time_t) gc_interval) {
if (!cache->cached->disabled && XG(request_time) >= cache->cached->last_gc_expires + (time_t) gc_interval) {
ENTER_LOCK(cache) {
if (XG(request_time) >= cache->cached->last_gc_expires + (time_t) gc_interval) {
cache->cached->last_gc_expires = XG(request_time);
@ -562,7 +556,7 @@ static XC_CACHE_APPLY_FUNC(xc_gc_delete_unlocked) /* {{{ */
/* }}} */
static XC_CACHE_APPLY_FUNC(xc_gc_deletes_one) /* {{{ */
{
if (cache->cached->deletes && XG(request_time) - cache->cached->last_gc_deletes > xc_deletes_gc_interval) {
if (!cache->cached->disabled && cache->cached->deletes && XG(request_time) - cache->cached->last_gc_deletes > xc_deletes_gc_interval) {
ENTER_LOCK(cache) {
if (cache->cached->deletes && XG(request_time) - cache->cached->last_gc_deletes > xc_deletes_gc_interval) {
cache->cached->last_gc_deletes = XG(request_time);
@ -613,6 +607,7 @@ static void xc_fillinfo_unlocked(int cachetype, xc_cache_t *cache, zval *return_
add_assoc_long_ex(return_value, ZEND_STRS("slots"), cache->hentry->size);
add_assoc_long_ex(return_value, ZEND_STRS("compiling"), cached->compiling);
add_assoc_long_ex(return_value, ZEND_STRS("disabled"), cached->disabled);
add_assoc_long_ex(return_value, ZEND_STRS("updates"), cached->updates);
add_assoc_long_ex(return_value, ZEND_STRS("misses"), cached->updates); /* deprecated */
add_assoc_long_ex(return_value, ZEND_STRS("hits"), cached->hits);
@ -2048,8 +2043,11 @@ static zend_op_array *xc_compile_file_cached(xc_compiler_t *compiler, zend_file_
xc_cache_t *cache = &xc_php_caches[compiler->entry_hash.cacheid];
xc_sandboxed_compiler_t sandboxed_compiler;
if (cache->cached->disabled) {
return old_compile_file(h, type TSRMLS_CC);
}
/* stale skips precheck */
if (XG(request_time) - cache->cached->compiling < 30) {
if (cache->cached->disabled || XG(request_time) - cache->cached->compiling < 30) {
cache->cached->skips ++;
return old_compile_file(h, type TSRMLS_CC);
}
@ -2169,7 +2167,6 @@ static zend_op_array *xc_compile_file(zend_file_handle *h, int type TSRMLS_DC) /
#else
|| strstr(PG(include_path), "://") != NULL
#endif
|| xc_cache_disabled()
) {
TRACE("%s", "cacher not enabled");
return old_compile_file(h, type TSRMLS_CC);
@ -2480,12 +2477,10 @@ static void xc_request_init(TSRMLS_D) /* {{{ */
/* }}} */
static void xc_request_shutdown(TSRMLS_D) /* {{{ */
{
if (!xc_cache_disabled()) {
xc_entry_unholds(TSRMLS_C);
xc_gc_expires_php(TSRMLS_C);
xc_gc_expires_var(TSRMLS_C);
xc_gc_deletes(TSRMLS_C);
}
xc_entry_unholds(TSRMLS_C);
xc_gc_expires_php(TSRMLS_C);
xc_gc_expires_var(TSRMLS_C);
xc_gc_deletes(TSRMLS_C);
#ifdef ZEND_ENGINE_2
zend_llist_destroy(&XG(gc_op_arrays));
#endif
@ -2607,17 +2602,18 @@ static void xc_clear(long type, xc_cache_t *cache TSRMLS_DC) /* {{{ */
} LEAVE_LOCK(cache);
} /* }}} */
/* {{{ xcache_admin_operate */
typedef enum { XC_OP_COUNT, XC_OP_INFO, XC_OP_LIST, XC_OP_CLEAR } xcache_op_type;
typedef enum { XC_OP_COUNT, XC_OP_INFO, XC_OP_LIST, XC_OP_CLEAR, XC_OP_ENABLE } xcache_op_type;
static void xcache_admin_operate(xcache_op_type optype, INTERNAL_FUNCTION_PARAMETERS)
{
long type;
int size;
xc_cache_t *caches, *cache;
long id = 0;
zend_bool enable = 1;
xcache_admin_auth_check(TSRMLS_C);
if (!xc_initized || xc_cache_disabled()) {
if (!xc_initized) {
RETURN_NULL();
}
@ -2627,12 +2623,21 @@ static void xcache_admin_operate(xcache_op_type optype, INTERNAL_FUNCTION_PARAME
return;
}
break;
case XC_OP_CLEAR:
id = -1;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l|l", &type, &id) == FAILURE) {
return;
}
break;
case XC_OP_ENABLE:
id = -1;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l|lb", &type, &id, &enable) == FAILURE) {
return;
}
break;
default:
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ll", &type, &id) == FAILURE) {
return;
@ -2698,6 +2703,23 @@ static void xcache_admin_operate(xcache_op_type optype, INTERNAL_FUNCTION_PARAME
xc_gc_deletes(TSRMLS_C);
break;
case XC_OP_ENABLE:
if (!caches || id < -1 || id >= size) {
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cache not exists");
RETURN_FALSE;
}
if (id == -1) {
for (id = 0; id < size; ++id) {
caches[id].cached->disabled = !enable ? XG(request_time) : 0;
}
}
else {
caches[id].cached->disabled = !enable ? XG(request_time) : 0;
}
break;
default:
assert(0);
}
@ -2731,8 +2753,15 @@ PHP_FUNCTION(xcache_clear_cache)
xcache_admin_operate(XC_OP_CLEAR, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ proto array xcache_enable_cache(int type, [ int id = -1, [ bool enable = true ] ])
Enable or disable cache by id on specified cache type */
PHP_FUNCTION(xcache_enable_cache)
{
xcache_admin_operate(XC_OP_ENABLE, INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
#define VAR_DISABLED_WARNING() do { \
#define VAR_CACHE_NOT_INITIALIZED() do { \
php_error_docref(NULL TSRMLS_CC, E_WARNING, "XCache var cache was not initialized properly. Check php log for actual reason"); \
} while (0)
@ -2775,8 +2804,8 @@ PHP_FUNCTION(xcache_get)
xc_entry_var_t entry_var, *stored_entry_var;
zval *name;
if (!xc_var_caches || xc_cache_disabled()) {
VAR_DISABLED_WARNING();
if (!xc_var_caches) {
VAR_CACHE_NOT_INITIALIZED();
RETURN_NULL();
}
@ -2786,6 +2815,10 @@ PHP_FUNCTION(xcache_get)
xc_entry_var_init_key(&entry_var, &entry_hash, name TSRMLS_CC);
cache = &xc_var_caches[entry_hash.cacheid];
if (cache->cached->disabled) {
RETURN_NULL();
}
ENTER_LOCK(cache) {
stored_entry_var = (xc_entry_var_t *) xc_entry_find_unlocked(XC_TYPE_VAR, cache, entry_hash.entryslotid, (xc_entry_t *) &entry_var TSRMLS_CC);
if (stored_entry_var) {
@ -2809,8 +2842,8 @@ PHP_FUNCTION(xcache_set)
zval *name;
zval *value;
if (!xc_var_caches || xc_cache_disabled()) {
VAR_DISABLED_WARNING();
if (!xc_var_caches) {
VAR_CACHE_NOT_INITIALIZED();
RETURN_NULL();
}
@ -2832,6 +2865,10 @@ PHP_FUNCTION(xcache_set)
xc_entry_var_init_key(&entry_var, &entry_hash, name TSRMLS_CC);
cache = &xc_var_caches[entry_hash.cacheid];
if (cache->cached->disabled) {
RETURN_NULL();
}
ENTER_LOCK(cache) {
stored_entry_var = (xc_entry_var_t *) xc_entry_find_unlocked(XC_TYPE_VAR, cache, entry_hash.entryslotid, (xc_entry_t *) &entry_var TSRMLS_CC);
if (stored_entry_var) {
@ -2851,8 +2888,8 @@ PHP_FUNCTION(xcache_isset)
xc_entry_var_t entry_var, *stored_entry_var;
zval *name;
if (!xc_var_caches || xc_cache_disabled()) {
VAR_DISABLED_WARNING();
if (!xc_var_caches) {
VAR_CACHE_NOT_INITIALIZED();
RETURN_FALSE;
}
@ -2862,6 +2899,10 @@ PHP_FUNCTION(xcache_isset)
xc_entry_var_init_key(&entry_var, &entry_hash, name TSRMLS_CC);
cache = &xc_var_caches[entry_hash.cacheid];
if (cache->cached->disabled) {
RETURN_FALSE;
}
ENTER_LOCK(cache) {
stored_entry_var = (xc_entry_var_t *) xc_entry_find_unlocked(XC_TYPE_VAR, cache, entry_hash.entryslotid, (xc_entry_t *) &entry_var TSRMLS_CC);
if (stored_entry_var) {
@ -2885,8 +2926,8 @@ PHP_FUNCTION(xcache_unset)
xc_entry_var_t entry_var, *stored_entry_var;
zval *name;
if (!xc_var_caches || xc_cache_disabled()) {
VAR_DISABLED_WARNING();
if (!xc_var_caches) {
VAR_CACHE_NOT_INITIALIZED();
RETURN_FALSE;
}
@ -2896,6 +2937,10 @@ PHP_FUNCTION(xcache_unset)
xc_entry_var_init_key(&entry_var, &entry_hash, name TSRMLS_CC);
cache = &xc_var_caches[entry_hash.cacheid];
if (cache->cached->disabled) {
RETURN_FALSE;
}
ENTER_LOCK(cache) {
stored_entry_var = (xc_entry_var_t *) xc_entry_find_unlocked(XC_TYPE_VAR, cache, entry_hash.entryslotid, (xc_entry_t *) &entry_var TSRMLS_CC);
if (stored_entry_var) {
@ -2915,8 +2960,8 @@ PHP_FUNCTION(xcache_unset_by_prefix)
zval *prefix;
int i, iend;
if (!xc_var_caches || xc_cache_disabled()) {
VAR_DISABLED_WARNING();
if (!xc_var_caches) {
VAR_CACHE_NOT_INITIALIZED();
RETURN_FALSE;
}
@ -2926,6 +2971,10 @@ PHP_FUNCTION(xcache_unset_by_prefix)
for (i = 0, iend = xc_var_hcache.size; i < iend; i ++) {
xc_cache_t *cache = &xc_var_caches[i];
if (cache->cached->disabled) {
continue;
}
ENTER_LOCK(cache) {
int entryslotid, jend;
for (entryslotid = 0, jend = cache->hentry->size; entryslotid < jend; entryslotid ++) {
@ -2951,8 +3000,8 @@ static inline void xc_var_inc_dec(int inc, INTERNAL_FUNCTION_PARAMETERS) /* {{{
long value = 0;
zval oldzval;
if (!xc_var_caches || xc_cache_disabled()) {
VAR_DISABLED_WARNING();
if (!xc_var_caches) {
VAR_CACHE_NOT_INITIALIZED();
RETURN_NULL();
}
@ -2969,6 +3018,10 @@ static inline void xc_var_inc_dec(int inc, INTERNAL_FUNCTION_PARAMETERS) /* {{{
xc_entry_var_init_key(&entry_var, &entry_hash, name TSRMLS_CC);
cache = &xc_var_caches[entry_hash.cacheid];
if (cache->cached->disabled) {
RETURN_NULL();
}
ENTER_LOCK(cache) {
stored_entry_var = (xc_entry_var_t *) xc_entry_find_unlocked(XC_TYPE_VAR, cache, entry_hash.entryslotid, (xc_entry_t *) &entry_var TSRMLS_CC);
if (stored_entry_var) {
@ -3033,6 +3086,7 @@ static zend_function_entry xcache_cacher_functions[] = /* {{{ */
PHP_FE(xcache_info, NULL)
PHP_FE(xcache_list, NULL)
PHP_FE(xcache_clear_cache, NULL)
PHP_FE(xcache_enable_cache, NULL)
PHP_FE(xcache_get, NULL)
PHP_FE(xcache_set, NULL)
PHP_FE(xcache_isset, NULL)
@ -3359,3 +3413,25 @@ int xc_cacher_startup_module() /* {{{ */
return zend_startup_module(&xcache_cacher_module_entry);
}
/* }}} */
void xc_cacher_disable() /* {{{ */
{
time_t now = time(NULL);
size_t i;
if (xc_php_caches) {
for (i = 0; i < xc_php_hcache.size; i ++) {
if (xc_php_caches[i].cached) {
xc_php_caches[i].cached->disabled = now;
}
}
}
if (xc_var_caches) {
for (i = 0; i < xc_var_hcache.size; i ++) {
if (xc_var_caches[i].cached) {
xc_var_caches[i].cached->disabled = now;
}
}
}
}
/* }}} */

2
mod_cacher/xc_cacher.h
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@ -6,6 +6,6 @@
#endif /* _MSC_VER > 1000 */
int xc_cacher_startup_module();
int xc_cacher_disable();
void xc_cacher_disable();
#endif /* XC_CACHER_H_1CADCD7E46ABC70014D0766CE97B9741 */

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