XCache is a fast, stable PHP opcode cacher that has been proven and is now running on production servers under high load.
https://xcache.lighttpd.net/
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2061 lines
51 KiB
2061 lines
51 KiB
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#undef DEBUG |
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/* {{{ macros */ |
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#include <stdlib.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include <signal.h> |
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#include "php.h" |
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#include "ext/standard/info.h" |
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#include "ext/standard/md5.h" |
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#include "zend_extensions.h" |
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#include "SAPI.h" |
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#include "xcache.h" |
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#include "optimizer.h" |
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#include "coverager.h" |
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#include "disassembler.h" |
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#include "align.h" |
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#include "stack.h" |
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#include "xcache_globals.h" |
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#include "processor.h" |
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#include "utils.h" |
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#include "const_string.h" |
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#include "opcode_spec.h" |
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#ifdef DEBUG |
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# undef NDEBUG |
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# undef inline |
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# define inline |
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#else |
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# ifndef NDEBUG |
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# define NDEBUG |
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# endif |
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#endif |
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#include <assert.h> |
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#define CHECK(x, e) do { if ((x) == NULL) { zend_error(E_ERROR, "XCache: " e); goto err; } } while (0) |
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#define LOCK(x) xc_lock(x->lck) |
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#define UNLOCK(x) xc_unlock(x->lck) |
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#define ENTER_LOCK(x) do { \ |
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int catched = 0; \ |
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xc_lock(x->lck); \ |
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zend_try { \ |
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do |
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#define LEAVE_LOCK(x) \ |
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while (0); \ |
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} zend_catch { \ |
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catched = 1; \ |
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} zend_end_try(); \ |
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xc_unlock(x->lck); \ |
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} while(0) |
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/* }}} */ |
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/* {{{ globals */ |
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static char *xc_mmap_path = NULL; |
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static char *xc_coredump_dir = NULL; |
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static xc_hash_t xc_php_hcache = {0}; |
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static xc_hash_t xc_php_hentry = {0}; |
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static xc_hash_t xc_var_hcache = {0}; |
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static xc_hash_t xc_var_hentry = {0}; |
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/* total size */ |
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static zend_ulong xc_php_size = 0; |
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static zend_ulong xc_var_size = 0; |
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static xc_cache_t **xc_php_caches = NULL; |
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static xc_cache_t **xc_var_caches = NULL; |
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static zend_bool xc_initized = 0; |
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static zend_compile_file_t *origin_compile_file; |
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static zend_bool xc_test = 0; |
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static zend_bool xc_readonly_protection = 0; |
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static zend_bool xc_module_gotup = 0; |
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static zend_bool xc_zend_extension_gotup = 0; |
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#if !COMPILE_DL_XCACHE |
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# define zend_extension_entry xcache_zend_extension_entry |
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#endif |
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ZEND_DLEXPORT zend_extension zend_extension_entry; |
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ZEND_DECLARE_MODULE_GLOBALS(xcache); |
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/* }}} */ |
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/* any function in *_dmz is only safe be called within locked(single thread) area */ |
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static inline int xc_entry_equal_dmz(xc_entry_t *a, xc_entry_t *b) /* {{{ */ |
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{ |
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/* this function isn't required but can be in dmz */ |
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if (a->type != b->type) { |
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return 0; |
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} |
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switch (a->type) { |
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case XC_TYPE_PHP: |
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#ifdef HAVE_INODE |
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do { |
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xc_entry_data_php_t *ap = a->data.php; |
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xc_entry_data_php_t *bp = b->data.php; |
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return ap->inode == bp->inode |
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&& ap->device == bp->device; |
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} while(0); |
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#endif |
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/* fall */ |
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case XC_TYPE_VAR: |
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do { |
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#ifdef IS_UNICODE |
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if (a->name_type == IS_UNICODE) { |
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if (a->name.ustr.len != b->name.ustr.len) { |
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return 0; |
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} |
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return memcmp(a->name.ustr.val, b->name.ustr.val, (a->name.ustr.len + 1) * sizeof(UChar)) == 0; |
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} |
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else { |
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return memcmp(a->name.str.val, b->name.str.val, a->name.str.len + 1) == 0; |
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} |
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#else |
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return memcmp(a->name.str.val, b->name.str.val, a->name.str.len + 1) == 0; |
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#endif |
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} while(0); |
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default: |
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assert(0); |
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} |
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return 0; |
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} |
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/* }}} */ |
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static void xc_entry_free_dmz(volatile xc_entry_t *xce) /* {{{ */ |
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{ |
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xc_mem_free(xce->cache->mem, (xc_entry_t *)xce); |
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} |
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/* }}} */ |
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static void xc_entry_add_dmz(xc_entry_t *xce) /* {{{ */ |
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{ |
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xc_entry_t **head = &(xce->cache->entries[xce->hvalue]); |
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xce->next = *head; |
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*head = xce; |
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xce->cache->entries_count ++; |
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} |
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/* }}} */ |
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static xc_entry_t *xc_entry_store_dmz(xc_entry_t *xce TSRMLS_DC) /* {{{ */ |
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{ |
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xc_entry_t *stored_xce; |
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xce->hits = 0; |
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xce->ctime = XG(request_time); |
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xce->atime = XG(request_time); |
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stored_xce = xc_processor_store_xc_entry_t(xce TSRMLS_CC); |
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if (stored_xce) { |
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xc_entry_add_dmz(stored_xce); |
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return stored_xce; |
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} |
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else { |
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xce->cache->ooms ++; |
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return NULL; |
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} |
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} |
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/* }}} */ |
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static void xc_entry_remove_dmz(xc_entry_t *xce TSRMLS_DC) /* {{{ */ |
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{ |
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xc_entry_t **last = &(xce->cache->entries[xce->hvalue]); |
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xc_entry_t *p; |
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for (p = *last; p; last = &(p->next), p = p->next) { |
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if (xc_entry_equal_dmz(xce, p)) { |
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*last = p->next; |
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xce->cache->entries_count ++; |
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if (p->refcount == 0) { |
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xc_entry_free_dmz(p); |
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} |
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else { |
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p->next = p->cache->deletes; |
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p->cache->deletes = p; |
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p->dtime = XG(request_time); |
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xce->cache->deletes_count ++; |
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} |
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return; |
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} |
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} |
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assert(0); |
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} |
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/* }}} */ |
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static xc_entry_t *xc_entry_find_dmz(xc_entry_t *xce TSRMLS_DC) /* {{{ */ |
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{ |
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xc_entry_t *p; |
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for (p = xce->cache->entries[xce->hvalue]; p; p = p->next) { |
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if (xc_entry_equal_dmz(xce, p)) { |
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if (p->type == XC_TYPE_VAR || /* PHP */ p->data.php->mtime == xce->data.php->mtime) { |
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p->hits ++; |
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p->atime = XG(request_time); |
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return p; |
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} |
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else { |
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xc_entry_remove_dmz(p TSRMLS_CC); |
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return NULL; |
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} |
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} |
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} |
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return NULL; |
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} |
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/* }}} */ |
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static void xc_entry_hold_php_dmz(xc_entry_t *xce TSRMLS_DC) /* {{{ */ |
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{ |
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xce->refcount ++; |
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xc_stack_push(&XG(php_holds)[xce->cache->cacheid], (void *)xce); |
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} |
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/* }}} */ |
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#if 0 |
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static void xc_entry_hold_var_dmz(xc_entry_t *xce TSRMLS_DC) /* {{{ */ |
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{ |
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xce->refcount ++; |
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xc_stack_push(&XG(var_holds)[xce->cache->cacheid], (void *)xce); |
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} |
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/* }}} */ |
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#endif |
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/* helper functions for user functions */ |
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static void xc_fillinfo_dmz(xc_cache_t *cache, zval *return_value TSRMLS_DC) /* {{{ */ |
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{ |
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zval *blocks; |
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const xc_block_t *b; |
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#ifndef NDEBUG |
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xc_memsize_t avail = 0; |
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#endif |
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xc_mem_t *mem = cache->mem; |
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add_assoc_long_ex(return_value, ZEND_STRS("slots"), cache->hentry->size); |
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add_assoc_long_ex(return_value, ZEND_STRS("compiling"), cache->compiling); |
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add_assoc_long_ex(return_value, ZEND_STRS("misses"), cache->misses); |
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add_assoc_long_ex(return_value, ZEND_STRS("hits"), cache->hits); |
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add_assoc_long_ex(return_value, ZEND_STRS("clogs"), cache->clogs); |
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add_assoc_long_ex(return_value, ZEND_STRS("ooms"), cache->ooms); |
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add_assoc_long_ex(return_value, ZEND_STRS("cached"), cache->entries_count); |
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add_assoc_long_ex(return_value, ZEND_STRS("deleted"), cache->deletes_count); |
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MAKE_STD_ZVAL(blocks); |
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array_init(blocks); |
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add_assoc_long_ex(return_value, ZEND_STRS("size"), xc_mem_size(mem)); |
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add_assoc_long_ex(return_value, ZEND_STRS("avail"), xc_mem_avail(mem)); |
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add_assoc_bool_ex(return_value, ZEND_STRS("can_readonly"), xc_readonly_protection); |
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for (b = xc_mem_freeblock_first(mem); b; b = xc_mem_freeblock_next(b)) { |
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zval *bi; |
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MAKE_STD_ZVAL(bi); |
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array_init(bi); |
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add_assoc_long_ex(bi, ZEND_STRS("size"), xc_mem_block_size(b)); |
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add_assoc_long_ex(bi, ZEND_STRS("offset"), xc_mem_block_offset(mem, b)); |
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add_next_index_zval(blocks, bi); |
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#ifndef NDEBUG |
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avail += b->size; |
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#endif |
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} |
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add_assoc_zval_ex(return_value, ZEND_STRS("free_blocks"), blocks); |
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assert(avail == xc_mem_avail(mem)); |
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} |
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/* }}} */ |
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static void xc_fillentry_dmz(xc_entry_t *entry, int del, zval *list TSRMLS_DC) /* {{{ */ |
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{ |
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zval* ei; |
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xc_entry_data_php_t *php; |
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xc_entry_data_var_t *var; |
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ALLOC_INIT_ZVAL(ei); |
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array_init(ei); |
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add_assoc_long_ex(ei, ZEND_STRS("size"), entry->size); |
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add_assoc_long_ex(ei, ZEND_STRS("refcount"), entry->refcount); |
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add_assoc_long_ex(ei, ZEND_STRS("hits"), entry->hits); |
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add_assoc_long_ex(ei, ZEND_STRS("ctime"), entry->ctime); |
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add_assoc_long_ex(ei, ZEND_STRS("atime"), entry->atime); |
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add_assoc_long_ex(ei, ZEND_STRS("dtime"), entry->dtime); |
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#ifdef IS_UNICODE |
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do { |
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zval *zv; |
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ALLOC_INIT_ZVAL(zv); |
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switch (entry->name_type) { |
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case IS_UNICODE: |
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ZVAL_UNICODEL(zv, entry->name.ustr.val, entry->name.ustr.len, 1); |
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break; |
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case IS_STRING: |
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ZVAL_STRINGL(zv, entry->name.str.val, entry->name.str.len, 1); |
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break; |
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default: |
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assert(0); |
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} |
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zv->type = entry->name_type; |
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add_assoc_zval_ex(ei, ZEND_STRS("name"), zv); |
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} while (0); |
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#else |
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add_assoc_stringl_ex(ei, ZEND_STRS("name"), entry->name.str.val, entry->name.str.len + 1, 1); |
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#endif |
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switch (entry->type) { |
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case XC_TYPE_PHP: |
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php = entry->data.php; |
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add_assoc_long_ex(ei, ZEND_STRS("sourcesize"), php->sourcesize); |
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#ifdef HAVE_INODE |
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add_assoc_long_ex(ei, ZEND_STRS("device"), php->device); |
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add_assoc_long_ex(ei, ZEND_STRS("inode"), php->inode); |
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#endif |
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add_assoc_long_ex(ei, ZEND_STRS("mtime"), php->mtime); |
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add_assoc_long_ex(ei, ZEND_STRS("function_cnt"), php->funcinfo_cnt); |
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add_assoc_long_ex(ei, ZEND_STRS("class_cnt"), php->classinfo_cnt); |
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break; |
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case XC_TYPE_VAR: |
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var = entry->data.var; |
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break; |
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default: |
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assert(0); |
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} |
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add_next_index_zval(list, ei); |
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} |
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/* }}} */ |
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static void xc_filllist_dmz(xc_cache_t *cache, zval *return_value TSRMLS_DC) /* {{{ */ |
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{ |
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zval* list; |
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int i, c; |
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xc_entry_t *e; |
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ALLOC_INIT_ZVAL(list); |
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array_init(list); |
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for (i = 0, c = cache->hentry->size; i < c; i ++) { |
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for (e = cache->entries[i]; e; e = e->next) { |
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xc_fillentry_dmz(e, 0, list TSRMLS_CC); |
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} |
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} |
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add_assoc_zval(return_value, "cache_list", list); |
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ALLOC_INIT_ZVAL(list); |
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array_init(list); |
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for (e = cache->deletes; e; e = e->next) { |
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xc_fillentry_dmz(e, 1, list TSRMLS_CC); |
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} |
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add_assoc_zval(return_value, "deleted_list", list); |
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} |
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/* }}} */ |
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static zend_op_array *xc_entry_install(xc_entry_t *xce, zend_file_handle *h TSRMLS_DC) /* {{{ */ |
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{ |
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zend_uint i; |
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xc_entry_data_php_t *p = xce->data.php; |
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#ifndef ZEND_ENGINE_2 |
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/* new ptr which is stored inside CG(class_table) */ |
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xc_cest_t **new_cest_ptrs = (xc_cest_t **)do_alloca(sizeof(xc_cest_t*) * p->classinfo_cnt); |
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#endif |
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/* install function */ |
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for (i = 0; i < p->funcinfo_cnt; i ++) { |
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xc_funcinfo_t *fi = &p->funcinfos[i]; |
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xc_install_function(xce->name.str.val, &fi->func, |
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UNISW(0, fi->type), fi->key, fi->key_size TSRMLS_CC); |
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} |
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/* install class */ |
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for (i = 0; i < p->classinfo_cnt; i ++) { |
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xc_classinfo_t *ci = &p->classinfos[i]; |
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#ifndef ZEND_ENGINE_2 |
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zend_class_entry *ce = CestToCePtr(ci->cest); |
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/* fix pointer to the be which inside class_table */ |
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if (ce->parent) { |
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zend_uint class_idx = (/* class_num */ (int) ce->parent) - 1; |
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assert(class_idx < i); |
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ci->cest.parent = new_cest_ptrs[class_idx]; |
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} |
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new_cest_ptrs[i] = |
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#endif |
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xc_install_class(xce->name.str.val, &ci->cest, |
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UNISW(0, ci->type), ci->key, ci->key_size TSRMLS_CC); |
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} |
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i = 1; |
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zend_hash_add(&EG(included_files), xce->name.str.val, xce->name.str.len+1, (void *)&i, sizeof(int), NULL); |
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zend_llist_add_element(&CG(open_files), h); |
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#ifndef ZEND_ENGINE_2 |
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free_alloca(new_cest_ptrs); |
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#endif |
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return p->op_array; |
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} |
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/* }}} */ |
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static void xc_entry_gc_real(xc_cache_t **caches, int size TSRMLS_DC) /* {{{ */ |
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{ |
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time_t t = XG(request_time); |
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int i; |
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xc_cache_t *cache; |
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typedef xc_entry_t *xc_delete_t; |
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xc_delete_t p, *last; |
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for (i = 0; i < size; i ++) { |
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cache = caches[i]; |
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ENTER_LOCK(cache) { |
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if (cache->deletes) { |
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last = (xc_delete_t *) &cache->deletes; |
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for (p = *last; p; p = p->next) { |
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if (t - p->dtime > 3600) { |
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p->refcount = 0; |
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/* issue warning here */ |
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} |
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if (p->refcount == 0) { |
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*last = p->next; |
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cache->deletes_count --; |
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xc_entry_free_dmz(p); |
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} |
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else { |
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last = &(p->next); |
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} |
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} |
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} |
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} LEAVE_LOCK(cache); |
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} |
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} |
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/* }}} */ |
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static void xc_entry_gc(TSRMLS_D) /* {{{ */ |
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{ |
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xc_entry_gc_real(xc_php_caches, xc_php_hcache.size TSRMLS_CC); |
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xc_entry_gc_real(xc_var_caches, xc_var_hcache.size TSRMLS_CC); |
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} |
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/* }}} */ |
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static inline void xc_entry_unholds_real(xc_stack_t *holds, xc_cache_t **caches, int cachecount TSRMLS_DC) /* {{{ */ |
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{ |
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int i; |
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xc_stack_t *s; |
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xc_cache_t *cache; |
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xc_entry_t *xce; |
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|
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for (i = 0; i < cachecount; i ++) { |
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s = &holds[i]; |
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if (xc_stack_size(s)) { |
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cache = ((xc_entry_t *)xc_stack_top(s))->cache; |
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ENTER_LOCK(cache) { |
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while (xc_stack_size(holds)) { |
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xce = (xc_entry_t*) xc_stack_pop(holds); |
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xce->refcount --; |
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assert(xce->refcount >= 0); |
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} |
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} LEAVE_LOCK(cache); |
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} |
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} |
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} |
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/* }}} */ |
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static void xc_entry_unholds(TSRMLS_D) /* {{{ */ |
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{ |
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xc_entry_unholds_real(XG(php_holds), xc_php_caches, xc_php_hcache.size TSRMLS_CC); |
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xc_entry_unholds_real(XG(var_holds), xc_var_caches, xc_var_hcache.size TSRMLS_CC); |
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} |
|
/* }}} */ |
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static int xc_stat(const char *filename, const char *include_path, struct stat *pbuf TSRMLS_DC) /* {{{ */ |
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{ |
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char filepath[1024]; |
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char *paths, *path; |
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char *tokbuf; |
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int size = strlen(include_path) + 1; |
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char tokens[] = { DEFAULT_DIR_SEPARATOR, '\0' }; |
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|
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paths = (char *)do_alloca(size); |
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memcpy(paths, include_path, size); |
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|
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for (path = php_strtok_r(paths, tokens, &tokbuf); path; path = php_strtok_r(NULL, tokens, &tokbuf)) { |
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if (strlen(path) + strlen(filename) + 1 > 1024) { |
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continue; |
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} |
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snprintf(filepath, sizeof(filepath), "%s/%s", path, filename); |
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if (VCWD_STAT(filepath, pbuf) == 0) { |
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free_alloca(paths); |
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return 0; |
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} |
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} |
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|
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free_alloca(paths); |
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|
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return 1; |
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} |
|
/* }}} */ |
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|
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#define HASH(i) (i) |
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#define HASH_USTR_L(t, s, l) HASH(zend_u_inline_hash_func(t, s, (l + 1) * sizeof(UChar))) |
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#define HASH_STR_L(s, l) HASH(zend_inline_hash_func(s, l + 1)) |
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#define HASH_STR(s) HASH_STR_L(s, strlen(s) + 1) |
|
#define HASH_NUM(n) HASH(n) |
|
static inline xc_hash_value_t xc_entry_hash_var(xc_entry_t *xce) /* {{{ */ |
|
{ |
|
return UNISW(NOTHING, UG(unicode) ? HASH_USTR_L(xce->name_type, (char *)xce->name.ustr.val, xce->name.ustr.len) :) |
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HASH_STR_L(xce->name.str.val, xce->name.str.len); |
|
} |
|
/* }}} */ |
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static inline xc_hash_value_t xc_entry_hash_php(xc_entry_t *xce) /* {{{ */ |
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{ |
|
#ifdef HAVE_INODE |
|
return HASH(xce->data.php->device + xce->data.php->inode); |
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#else |
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return xc_entry_hash_var(xce); |
|
#endif |
|
} |
|
/* }}} */ |
|
static int xc_entry_init_key_php(xc_entry_t *xce, char *filename TSRMLS_DC) /* {{{ */ |
|
{ |
|
struct stat buf, *pbuf; |
|
xc_hash_value_t hv; |
|
int cacheid; |
|
xc_entry_data_php_t *php; |
|
|
|
if (!filename || !SG(request_info).path_translated) { |
|
return 0; |
|
} |
|
|
|
do { |
|
if (strcmp(SG(request_info).path_translated, filename) == 0) { |
|
/* sapi has already done this stat() for us */ |
|
pbuf = sapi_get_stat(TSRMLS_C); |
|
if (pbuf) { |
|
break; |
|
} |
|
} |
|
|
|
pbuf = &buf; |
|
if (IS_ABSOLUTE_PATH(filename, strlen(filename))) { |
|
if (VCWD_STAT(filename, pbuf) != 0) { |
|
return 0; |
|
} |
|
} |
|
else { |
|
if (xc_stat(filename, PG(include_path), pbuf TSRMLS_CC) != 0) { |
|
return 0; |
|
} |
|
} |
|
} while (0); |
|
|
|
if (XG(request_time) - pbuf->st_mtime < 2) { |
|
return 0; |
|
} |
|
|
|
UNISW(NOTHING, xce->name_type = IS_STRING;) |
|
xce->name.str.val = filename; |
|
xce->name.str.len = strlen(filename); |
|
|
|
php = xce->data.php; |
|
php->mtime = pbuf->st_mtime; |
|
#ifdef HAVE_INODE |
|
php->device = pbuf->st_dev; |
|
php->inode = pbuf->st_ino; |
|
#endif |
|
php->sourcesize = pbuf->st_size; |
|
|
|
|
|
hv = xc_entry_hash_php(xce); |
|
cacheid = (hv & xc_php_hcache.mask); |
|
xce->cache = xc_php_caches[cacheid]; |
|
hv >>= xc_php_hcache.bits; |
|
xce->hvalue = (hv & xc_php_hentry.mask); |
|
|
|
xce->type = XC_TYPE_PHP; |
|
return 1; |
|
} |
|
/* }}} */ |
|
static zend_op_array *xc_compile_file(zend_file_handle *h, int type TSRMLS_DC) /* {{{ */ |
|
{ |
|
xc_sandbox_t sandbox; |
|
zend_op_array *op_array; |
|
xc_entry_t xce, *stored_xce; |
|
xc_entry_data_php_t php; |
|
xc_cache_t *cache; |
|
zend_bool clogged = 0; |
|
zend_bool catched = 0; |
|
char *filename; |
|
|
|
if (!xc_initized) { |
|
assert(0); |
|
} |
|
|
|
if (!XG(cacher)) { |
|
op_array = origin_compile_file(h, type TSRMLS_CC); |
|
#ifdef HAVE_XCACHE_OPTIMIZER |
|
if (XG(optimizer)) { |
|
xc_optimize(op_array TSRMLS_CC); |
|
} |
|
#endif |
|
return op_array; |
|
} |
|
|
|
/* {{{ prepare key |
|
* include_once() and require_once() gives us opened_path |
|
* however, include() and require() non-absolute path which break |
|
* included_files, and may confuse with (include|require)_once |
|
* -- Xuefer |
|
*/ |
|
|
|
filename = h->opened_path ? h->opened_path : h->filename; |
|
xce.data.php = &php; |
|
if (!xc_entry_init_key_php(&xce, filename TSRMLS_CC)) { |
|
return origin_compile_file(h, type TSRMLS_CC); |
|
} |
|
cache = xce.cache; |
|
/* }}} */ |
|
/* {{{ restore */ |
|
/* stale precheck */ |
|
if (cache->compiling) { |
|
cache->clogs ++; /* is it safe here? */ |
|
return origin_compile_file(h, type TSRMLS_CC); |
|
} |
|
|
|
stored_xce = NULL; |
|
op_array = NULL; |
|
ENTER_LOCK(cache) { |
|
/* clogged */ |
|
if (cache->compiling) { |
|
cache->clogs ++; |
|
op_array = NULL; |
|
clogged = 1; |
|
break; |
|
} |
|
|
|
stored_xce = xc_entry_find_dmz(&xce TSRMLS_CC); |
|
/* found */ |
|
if (stored_xce) { |
|
#ifdef DEBUG |
|
fprintf(stderr, "found %s, catch it\n", stored_xce->name.str.val); |
|
#endif |
|
xc_entry_hold_php_dmz(stored_xce TSRMLS_CC); |
|
cache->hits ++; |
|
break; |
|
} |
|
|
|
cache->compiling = XG(request_time); |
|
cache->misses ++; |
|
} LEAVE_LOCK(cache); |
|
|
|
/* found */ |
|
if (stored_xce) { |
|
goto restore; |
|
} |
|
|
|
/* clogged */ |
|
if (clogged) { |
|
return origin_compile_file(h, type TSRMLS_CC); |
|
} |
|
/* }}} */ |
|
|
|
/* {{{ compile */ |
|
#ifdef DEBUG |
|
fprintf(stderr, "compiling %s\n", filename); |
|
#endif |
|
|
|
/* make compile inside sandbox */ |
|
xc_sandbox_init(&sandbox, filename TSRMLS_CC); |
|
|
|
zend_try { |
|
op_array = origin_compile_file(h, type TSRMLS_CC); |
|
} zend_catch { |
|
catched = 1; |
|
} zend_end_try(); |
|
|
|
if (catched) { |
|
goto err_bailout; |
|
} |
|
|
|
if (op_array == NULL) { |
|
goto err_oparray; |
|
} |
|
|
|
#ifdef HAVE_XCACHE_OPTIMIZER |
|
if (XG(optimizer)) { |
|
xc_optimize(op_array TSRMLS_CC); |
|
} |
|
#endif |
|
|
|
php.op_array = op_array; |
|
|
|
php.funcinfo_cnt = zend_hash_num_elements(CG(function_table)); |
|
php.classinfo_cnt = zend_hash_num_elements(CG(class_table)); |
|
|
|
php.funcinfos = ECALLOC_N(php.funcinfos, php.funcinfo_cnt); |
|
if (!php.funcinfos) { |
|
goto err_func; |
|
} |
|
php.classinfos = ECALLOC_N(php.classinfos, php.classinfo_cnt); |
|
if (!php.classinfos) { |
|
goto err_class; |
|
} |
|
/* }}} */ |
|
/* {{{ shallow copy, pointers only */ { |
|
Bucket *b; |
|
unsigned int i; |
|
|
|
b = CG(function_table)->pListHead; |
|
for (i = 0; b; i ++, b = b->pListNext) { |
|
xc_funcinfo_t *fi = &php.funcinfos[i]; |
|
|
|
assert(i < php.funcinfo_cnt); |
|
assert(b->pData); |
|
memcpy(&fi->func, b->pData, sizeof(zend_function)); |
|
UNISW(NOTHING, fi->type = b->key.type;) |
|
fi->key = BUCKET_KEY(b); |
|
fi->key_size = b->nKeyLength; |
|
} |
|
|
|
b = CG(class_table)->pListHead; |
|
for (i = 0; b; i ++, b = b->pListNext) { |
|
xc_classinfo_t *ci = &php.classinfos[i]; |
|
|
|
assert(i < php.classinfo_cnt); |
|
assert(b->pData); |
|
memcpy(&ci->cest, b->pData, sizeof(xc_cest_t)); |
|
UNISW(NOTHING, ci->type = b->key.type;) |
|
ci->key = BUCKET_KEY(b); |
|
ci->key_size = b->nKeyLength; |
|
/* need to fix inside store */ |
|
} |
|
} |
|
/* }}} */ |
|
xc_entry_gc(TSRMLS_C); |
|
ENTER_LOCK(cache) { /* {{{ store/add entry */ |
|
stored_xce = xc_entry_store_dmz(&xce TSRMLS_CC); |
|
} LEAVE_LOCK(cache); |
|
/* }}} */ |
|
#ifdef DEBUG |
|
fprintf(stderr, "stored\n"); |
|
#endif |
|
|
|
efree(xce.data.php->classinfos); |
|
err_class: |
|
efree(xce.data.php->funcinfos); |
|
err_func: |
|
err_oparray: |
|
err_bailout: |
|
|
|
if (xc_test && stored_xce) { |
|
/* no install, keep open_files too for h */ |
|
xc_sandbox_free(&sandbox, 0 TSRMLS_CC); |
|
sandbox.tmp_open_files->dtor = NULL; |
|
} |
|
else { |
|
xc_sandbox_free(&sandbox, 1 TSRMLS_CC); |
|
} |
|
|
|
ENTER_LOCK(cache) { |
|
cache->compiling = 0; |
|
} LEAVE_LOCK(cache); |
|
if (catched) { |
|
zend_bailout(); |
|
} |
|
if (xc_test && stored_xce) { |
|
goto restore; |
|
} |
|
return op_array; |
|
|
|
restore: |
|
#ifdef DEBUG |
|
fprintf(stderr, "restoring\n"); |
|
#endif |
|
xc_processor_restore_xc_entry_t(&xce, stored_xce, xc_readonly_protection TSRMLS_CC); |
|
op_array = xc_entry_install(&xce, h TSRMLS_CC); |
|
|
|
efree(xce.data.php->funcinfos); |
|
efree(xce.data.php->classinfos); |
|
efree(xce.data.php); |
|
#ifdef DEBUG |
|
fprintf(stderr, "restored\n"); |
|
#endif |
|
return op_array; |
|
} |
|
/* }}} */ |
|
|
|
/* gdb helper functions, but N/A for coredump */ |
|
int xc_is_rw(const void *p) /* {{{ */ |
|
{ |
|
int i; |
|
if (!xc_initized) { |
|
return 0; |
|
} |
|
for (i = 0; i < xc_php_hcache.size; i ++) { |
|
if (xc_shm_is_readwrite(xc_php_caches[i]->shm, p)) { |
|
return 1; |
|
} |
|
} |
|
for (i = 0; i < xc_var_hcache.size; i ++) { |
|
if (xc_shm_is_readwrite(xc_var_caches[i]->shm, p)) { |
|
return 1; |
|
} |
|
} |
|
return 0; |
|
} |
|
/* }}} */ |
|
int xc_is_ro(const void *p) /* {{{ */ |
|
{ |
|
int i; |
|
if (!xc_initized) { |
|
return 0; |
|
} |
|
for (i = 0; i < xc_php_hcache.size; i ++) { |
|
if (xc_shm_is_readonly(xc_php_caches[i]->shm, p)) { |
|
return 1; |
|
} |
|
} |
|
for (i = 0; i < xc_var_hcache.size; i ++) { |
|
if (xc_shm_is_readonly(xc_var_caches[i]->shm, p)) { |
|
return 1; |
|
} |
|
} |
|
return 0; |
|
} |
|
/* }}} */ |
|
int xc_is_shm(const void *p) /* {{{ */ |
|
{ |
|
return xc_is_ro(p) || xc_is_rw(p); |
|
} |
|
/* }}} */ |
|
|
|
/* module helper function */ |
|
static int xc_init_constant(int module_number TSRMLS_DC) /* {{{ */ |
|
{ |
|
typedef struct { |
|
const char *prefix; |
|
zend_uchar (*getsize)(); |
|
const char *(*get)(zend_uchar i); |
|
} xc_meminfo_t; |
|
xc_meminfo_t nameinfos[] = { |
|
{ "", xc_get_op_type_count, xc_get_op_type }, |
|
{ "", xc_get_data_type_count, xc_get_data_type }, |
|
{ "", xc_get_opcode_count, xc_get_opcode }, |
|
{ "OPSPEC_", xc_get_op_spec_count, xc_get_op_spec }, |
|
{ NULL, NULL, NULL } |
|
}; |
|
xc_meminfo_t* p; |
|
zend_uchar i, count; |
|
char const_name[96]; |
|
int const_name_len; |
|
int undefdone = 0; |
|
|
|
for (p = nameinfos; p->getsize; p ++) { |
|
count = p->getsize(); |
|
for (i = 0; i < count; i ++) { |
|
const char *name = p->get(i); |
|
if (!name) continue; |
|
if (strcmp(name, "UNDEF") == 0) { |
|
if (undefdone) continue; |
|
undefdone = 1; |
|
} |
|
const_name_len = snprintf(const_name, sizeof(const_name), "XC_%s%s", p->prefix, name); |
|
zend_register_long_constant(const_name, const_name_len+1, i, CONST_CS | CONST_PERSISTENT, module_number TSRMLS_CC); |
|
} |
|
} |
|
|
|
zend_register_long_constant(ZEND_STRS("XC_SIZEOF_TEMP_VARIABLE"), sizeof(temp_variable), CONST_CS | CONST_PERSISTENT, module_number TSRMLS_CC); |
|
zend_register_long_constant(ZEND_STRS("XC_TYPE_PHP"), XC_TYPE_PHP, CONST_CS | CONST_PERSISTENT, module_number TSRMLS_CC); |
|
zend_register_long_constant(ZEND_STRS("XC_TYPE_VAR"), XC_TYPE_VAR, CONST_CS | CONST_PERSISTENT, module_number TSRMLS_CC); |
|
return 0; |
|
} |
|
/* }}} */ |
|
static xc_shm_t *xc_cache_destroy(xc_cache_t **caches, xc_hash_t *hcache) /* {{{ */ |
|
{ |
|
int i; |
|
xc_cache_t *cache; |
|
xc_shm_t *shm; |
|
|
|
if (!caches) { |
|
return NULL; |
|
} |
|
shm = NULL; |
|
for (i = 0; i < hcache->size; i ++) { |
|
cache = caches[i]; |
|
if (cache) { |
|
if (cache->lck) { |
|
xc_lock_destroy(cache->lck); |
|
} |
|
/* do NOT free |
|
if (cache->entries) { |
|
xc_mem_free(cache->mem, cache->entries); |
|
} |
|
xc_mem_free(cache->mem, cache); |
|
*/ |
|
xc_mem_destroy(cache->mem); |
|
shm = cache->shm; |
|
} |
|
} |
|
free(caches); |
|
return shm; |
|
} |
|
/* }}} */ |
|
static xc_cache_t **xc_cache_init(xc_shm_t *shm, char *ptr, xc_hash_t *hcache, xc_hash_t *hentry, xc_shmsize_t shmsize) /* {{{ */ |
|
{ |
|
xc_cache_t **caches = NULL, *cache; |
|
xc_mem_t *mem; |
|
int i; |
|
|
|
xc_memsize_t memsize = shmsize / hcache->size; |
|
|
|
CHECK(caches = calloc(hcache->size, sizeof(xc_cache_t *)), "caches OOM"); |
|
|
|
for (i = 0; i < hcache->size; i ++) { |
|
mem = xc_mem_init(ptr, memsize); |
|
ptr += ALIGN(memsize); |
|
CHECK(cache = xc_mem_calloc(mem, 1, sizeof(xc_cache_t)), "cache OOM"); |
|
CHECK(cache->entries = xc_mem_calloc(mem, hentry->size, sizeof(xc_entry_t*)), "entries OOM"); |
|
CHECK(cache->lck = xc_lock_init(NULL), "can't create lock"); |
|
|
|
cache->hcache = hcache; |
|
cache->hentry = hentry; |
|
cache->shm = shm; |
|
cache->mem = mem; |
|
cache->cacheid = i; |
|
caches[i] = cache; |
|
} |
|
assert(ptr <= (char*)xc_shm_ptr(shm) + shmsize); |
|
return caches; |
|
|
|
err: |
|
if (caches) { |
|
xc_cache_destroy(caches, hcache); |
|
} |
|
return NULL; |
|
} |
|
/* }}} */ |
|
static void xc_destroy() /* {{{ */ |
|
{ |
|
xc_shm_t *shm = NULL; |
|
|
|
if (origin_compile_file) { |
|
zend_compile_file = origin_compile_file; |
|
origin_compile_file = NULL; |
|
} |
|
|
|
if (xc_php_caches) { |
|
shm = xc_cache_destroy(xc_php_caches, &xc_php_hcache); |
|
xc_php_caches = NULL; |
|
} |
|
if (xc_var_caches) { |
|
shm = xc_cache_destroy(xc_var_caches, &xc_var_hcache); |
|
xc_var_caches = NULL; |
|
} |
|
if (shm) { |
|
xc_shm_destroy(shm); |
|
} |
|
} |
|
/* }}} */ |
|
static int xc_init(int module_number TSRMLS_DC) /* {{{ */ |
|
{ |
|
xc_shm_t *shm; |
|
char *ptr; |
|
|
|
xc_php_caches = xc_var_caches = NULL; |
|
|
|
if (xc_php_size || xc_var_size) { |
|
CHECK(shm = xc_shm_init(xc_mmap_path, ALIGN(xc_php_size) + ALIGN(xc_var_size), xc_readonly_protection), "Cannot create shm"); |
|
if (!xc_shm_can_readonly(shm)) { |
|
xc_readonly_protection = 0; |
|
} |
|
|
|
ptr = (char *)xc_shm_ptr(shm); |
|
if (xc_php_size) { |
|
origin_compile_file = zend_compile_file; |
|
zend_compile_file = xc_compile_file; |
|
|
|
CHECK(xc_php_caches = xc_cache_init(shm, ptr, &xc_php_hcache, &xc_php_hentry, xc_php_size), "failed init opcode cache"); |
|
ptr += ALIGN(xc_php_size); |
|
} |
|
|
|
if (xc_var_size) { |
|
CHECK(xc_var_caches = xc_cache_init(shm, ptr, &xc_var_hcache, &xc_var_hentry, xc_var_size), "failed init variable cache"); |
|
} |
|
} |
|
return 1; |
|
|
|
err: |
|
if (xc_php_caches || xc_var_caches) { |
|
xc_destroy(); |
|
/* shm destroied */ |
|
} |
|
else if (shm) { |
|
xc_shm_destroy(shm); |
|
} |
|
return 0; |
|
} |
|
/* }}} */ |
|
static void xc_request_init(TSRMLS_D) /* {{{ */ |
|
{ |
|
int i; |
|
|
|
if (xc_php_hcache.size && !XG(php_holds)) { |
|
XG(php_holds) = calloc(xc_php_hcache.size, sizeof(xc_stack_t)); |
|
for (i = 0; i < xc_php_hcache.size; i ++) { |
|
xc_stack_init(&XG(php_holds[i])); |
|
} |
|
} |
|
|
|
if (xc_var_hcache.size && !XG(var_holds)) { |
|
XG(var_holds) = calloc(xc_var_hcache.size, sizeof(xc_stack_t)); |
|
for (i = 0; i < xc_var_hcache.size; i ++) { |
|
xc_stack_init(&XG(var_holds[i])); |
|
} |
|
} |
|
|
|
if (XG(cacher)) { |
|
#if PHP_API_VERSION <= 20041225 |
|
XG(request_time) = time(NULL); |
|
#else |
|
XG(request_time) = sapi_get_request_time(TSRMLS_C); |
|
#endif |
|
} |
|
#ifdef HAVE_XCACHE_COVERAGER |
|
xc_coverager_request_init(TSRMLS_C); |
|
#endif |
|
} |
|
/* }}} */ |
|
static void xc_request_shutdown(TSRMLS_D) /* {{{ */ |
|
{ |
|
xc_entry_unholds(TSRMLS_C); |
|
#ifdef HAVE_XCACHE_COVERAGER |
|
xc_coverager_request_shutdown(TSRMLS_C); |
|
#endif |
|
} |
|
/* }}} */ |
|
static void xc_init_globals(zend_xcache_globals* xc_globals TSRMLS_DC) /* {{{ */ |
|
{ |
|
memset(xc_globals, 0, sizeof(zend_xcache_globals)); |
|
} |
|
/* }}} */ |
|
static void xc_shutdown_globals(zend_xcache_globals* xc_globals TSRMLS_DC) /* {{{ */ |
|
{ |
|
int i; |
|
|
|
if (xc_globals->php_holds != NULL) { |
|
for (i = 0; i < xc_php_hcache.size; i ++) { |
|
xc_stack_destroy(&xc_globals->php_holds[i]); |
|
} |
|
free(xc_globals->php_holds); |
|
xc_globals->php_holds = NULL; |
|
} |
|
|
|
if (xc_globals->var_holds != NULL) { |
|
for (i = 0; i < xc_var_hcache.size; i ++) { |
|
xc_stack_destroy(&xc_globals->var_holds[i]); |
|
} |
|
free(xc_globals->var_holds); |
|
xc_globals->var_holds = NULL; |
|
} |
|
} |
|
/* }}} */ |
|
|
|
/* user functions */ |
|
static int xcache_admin_auth_check(TSRMLS_C) /* {{{ */ |
|
{ |
|
zval **server = NULL; |
|
zval **user = NULL; |
|
zval **pass = NULL; |
|
char *admin_user = NULL; |
|
char *admin_pass = NULL; |
|
HashTable *ht; |
|
|
|
if (cfg_get_string("xcache.admin.user", &admin_user) == FAILURE || !admin_user[0]) { |
|
admin_user = NULL; |
|
} |
|
if (cfg_get_string("xcache.admin.pass", &admin_pass) == FAILURE || !admin_pass[0]) { |
|
admin_pass = NULL; |
|
} |
|
|
|
if (admin_user == NULL || admin_pass == NULL) { |
|
php_error_docref(NULL TSRMLS_CC, E_ERROR, "xcache.admin.user and xcache.admin.pass is required"); |
|
zend_bailout(); |
|
} |
|
if (strlen(admin_pass) != 32) { |
|
php_error_docref(NULL TSRMLS_CC, E_ERROR, "unexpect %d bytes of xcache.admin.pass, expected 32 bytes, the password after md5()", strlen(admin_pass)); |
|
zend_bailout(); |
|
} |
|
|
|
if (zend_hash_find(&EG(symbol_table), "_SERVER", sizeof("_SERVER"), (void **) &server) != SUCCESS || Z_TYPE_PP(server) != IS_ARRAY) { |
|
php_error_docref(NULL TSRMLS_CC, E_ERROR, "_SERVER is corrupted"); |
|
zend_bailout(); |
|
} |
|
ht = HASH_OF((*server)); |
|
|
|
if (zend_hash_find(ht, "PHP_AUTH_USER", sizeof("PHP_AUTH_USER"), (void **) &user) == FAILURE) { |
|
user = NULL; |
|
} |
|
else if (Z_TYPE_PP(user) != IS_STRING) { |
|
user = NULL; |
|
} |
|
|
|
if (zend_hash_find(ht, "PHP_AUTH_PW", sizeof("PHP_AUTH_PW"), (void **) &pass) == FAILURE) { |
|
pass = NULL; |
|
} |
|
else if (Z_TYPE_PP(pass) != IS_STRING) { |
|
pass = NULL; |
|
} |
|
|
|
if (user != NULL && pass != NULL && strcmp(admin_user, Z_STRVAL_PP(user)) == 0) { |
|
PHP_MD5_CTX context; |
|
char md5str[33]; |
|
unsigned char digest[16]; |
|
|
|
PHP_MD5Init(&context); |
|
PHP_MD5Update(&context, Z_STRVAL_PP(pass), Z_STRLEN_PP(pass)); |
|
PHP_MD5Final(digest, &context); |
|
|
|
md5str[0] = '\0'; |
|
make_digest(md5str, digest); |
|
if (strcmp(admin_pass, md5str) == 0) { |
|
return 1; |
|
} |
|
} |
|
|
|
#define STR "WWW-authenticate: basic realm='XCache Administration'" |
|
sapi_add_header_ex(STR, sizeof(STR) - 1, 1, 1 TSRMLS_CC); |
|
#undef STR |
|
#define STR "HTTP/1.0 401 Unauthorized" |
|
sapi_add_header_ex(STR, sizeof(STR) - 1, 1, 1 TSRMLS_CC); |
|
#undef STR |
|
ZEND_PUTS("XCache Auth Failed. User and Password is case sense\n"); |
|
|
|
zend_bailout(); |
|
return 0; |
|
} |
|
/* }}} */ |
|
/* {{{ xcache_admin_operate */ |
|
typedef enum { XC_OP_COUNT, XC_OP_INFO, XC_OP_LIST, XC_OP_CLEAR } 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; |
|
|
|
if (!xc_initized) { |
|
php_error_docref(NULL TSRMLS_CC, E_WARNING, "XCache is not initized"); |
|
RETURN_FALSE; |
|
} |
|
|
|
xcache_admin_auth_check(TSRMLS_C); |
|
|
|
if (optype == XC_OP_COUNT) { |
|
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &type) == FAILURE) { |
|
return; |
|
} |
|
} |
|
else if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ll", &type, &id) == FAILURE) { |
|
return; |
|
} |
|
|
|
switch (type) { |
|
case XC_TYPE_PHP: |
|
size = xc_php_hcache.size; |
|
caches = xc_php_caches; |
|
break; |
|
|
|
case XC_TYPE_VAR: |
|
size = xc_var_hcache.size; |
|
caches = xc_var_caches; |
|
break; |
|
|
|
default: |
|
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown type %ld", type); |
|
RETURN_FALSE; |
|
} |
|
|
|
switch (optype) { |
|
case XC_OP_COUNT: |
|
RETURN_LONG(size) |
|
break; |
|
|
|
case XC_OP_INFO: |
|
case XC_OP_LIST: |
|
if (id < 0 || id >= size) { |
|
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cache not exists"); |
|
RETURN_FALSE; |
|
} |
|
|
|
array_init(return_value); |
|
|
|
cache = caches[id]; |
|
ENTER_LOCK(cache) { |
|
if (optype == XC_OP_INFO) { |
|
xc_fillinfo_dmz(cache, return_value TSRMLS_CC); |
|
} |
|
else { |
|
xc_filllist_dmz(cache, return_value TSRMLS_CC); |
|
} |
|
} LEAVE_LOCK(cache); |
|
break; |
|
case XC_OP_CLEAR: |
|
{ |
|
xc_entry_t *e; |
|
int i, c; |
|
|
|
if (id < 0 || id >= size) { |
|
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cache not exists"); |
|
RETURN_FALSE; |
|
} |
|
|
|
cache = caches[id]; |
|
ENTER_LOCK(cache) { |
|
for (i = 0, c = cache->hentry->size; i < c; i ++) { |
|
for (e = cache->entries[i]; e; e = e->next) { |
|
xc_entry_remove_dmz(e TSRMLS_CC); |
|
} |
|
cache->entries[i] = NULL; |
|
} |
|
} LEAVE_LOCK(cache); |
|
xc_entry_gc(TSRMLS_C); |
|
} |
|
break; |
|
|
|
default: |
|
assert(0); |
|
} |
|
} |
|
/* }}} */ |
|
/* {{{ proto int xcache_count(int type) |
|
Return count of cache on specified cache type */ |
|
PHP_FUNCTION(xcache_count) |
|
{ |
|
xcache_admin_operate(XC_OP_COUNT, INTERNAL_FUNCTION_PARAM_PASSTHRU); |
|
} |
|
/* }}} */ |
|
/* {{{ proto array xcache_info(int type, int id) |
|
Get cache info by id on specified cache type */ |
|
PHP_FUNCTION(xcache_info) |
|
{ |
|
xcache_admin_operate(XC_OP_INFO, INTERNAL_FUNCTION_PARAM_PASSTHRU); |
|
} |
|
/* }}} */ |
|
/* {{{ proto array xcache_list(int type, int id) |
|
Get cache entries list by id on specified cache type */ |
|
PHP_FUNCTION(xcache_list) |
|
{ |
|
xcache_admin_operate(XC_OP_LIST, INTERNAL_FUNCTION_PARAM_PASSTHRU); |
|
} |
|
/* }}} */ |
|
/* {{{ proto array xcache_clear_cache(int type, int id) |
|
Clear cache by id on specified cache type */ |
|
PHP_FUNCTION(xcache_clear_cache) |
|
{ |
|
xcache_admin_operate(XC_OP_CLEAR, INTERNAL_FUNCTION_PARAM_PASSTHRU); |
|
} |
|
/* }}} */ |
|
|
|
static int xc_entry_init_key_var(xc_entry_t *xce, zval *name TSRMLS_DC) /* {{{ */ |
|
{ |
|
xc_hash_value_t hv; |
|
int cacheid; |
|
|
|
switch (Z_TYPE_P(name)) { |
|
#ifdef IS_UNICODE |
|
case IS_UNICODE: |
|
#endif |
|
case IS_STRING: |
|
break; |
|
default: |
|
#ifdef IS_UNICODE |
|
convert_to_text(name); |
|
#else |
|
convert_to_string(name); |
|
#endif |
|
} |
|
#ifdef IS_UNICODE |
|
xce->name_type = name->type; |
|
#endif |
|
xce->name = name->value; |
|
|
|
hv = xc_entry_hash_var(xce); |
|
|
|
cacheid = (hv & xc_var_hcache.mask); |
|
xce->cache = xc_var_caches[cacheid]; |
|
hv >>= xc_var_hcache.bits; |
|
xce->hvalue = (hv & xc_var_hentry.mask); |
|
|
|
xce->type = XC_TYPE_VAR; |
|
return SUCCESS; |
|
} |
|
/* }}} */ |
|
#define TIME_MAX (sizeof(time_t) == sizeof(long) ? LONG_MAX : INT_MAX) |
|
/* {{{ proto mixed xcache_get(string name) |
|
Get cached data by specified name */ |
|
PHP_FUNCTION(xcache_get) |
|
{ |
|
xc_entry_t xce, *stored_xce; |
|
xc_entry_data_var_t var; |
|
zval *name; |
|
|
|
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &name) == FAILURE) { |
|
return; |
|
} |
|
xce.data.var = &var; |
|
xc_entry_init_key_var(&xce, name TSRMLS_CC); |
|
|
|
ENTER_LOCK(xce.cache) { |
|
stored_xce = xc_entry_find_dmz(&xce TSRMLS_CC); |
|
if (stored_xce) { |
|
if (XG(request_time) <= stored_xce->data.var->etime) { |
|
xc_processor_restore_zval(return_value, stored_xce->data.var->value TSRMLS_CC); |
|
/* return */ |
|
break; |
|
} |
|
else { |
|
xc_entry_remove_dmz(stored_xce TSRMLS_CC); |
|
} |
|
} |
|
|
|
RETVAL_NULL(); |
|
} LEAVE_LOCK(xce.cache); |
|
} |
|
/* }}} */ |
|
/* {{{ proto bool xcache_set(string name, mixed value [, int ttl]) |
|
Store data to cache by specified name */ |
|
PHP_FUNCTION(xcache_set) |
|
{ |
|
xc_entry_t xce, *stored_xce; |
|
xc_entry_data_var_t var; |
|
zval *name; |
|
zval *value; |
|
long ttl = 0; |
|
|
|
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "zz|l", &name, &value, &ttl) == FAILURE) { |
|
return; |
|
} |
|
xce.data.var = &var; |
|
xc_entry_init_key_var(&xce, name TSRMLS_CC); |
|
|
|
ENTER_LOCK(xce.cache) { |
|
stored_xce = xc_entry_find_dmz(&xce TSRMLS_CC); |
|
if (stored_xce) { |
|
xc_entry_remove_dmz(stored_xce TSRMLS_CC); |
|
} |
|
var.value = value; |
|
var.etime = ttl ? XG(request_time) + ttl : TIME_MAX; |
|
RETVAL_BOOL(xc_entry_store_dmz(&xce TSRMLS_CC) != NULL ? 1 : 0); |
|
} LEAVE_LOCK(xce.cache); |
|
} |
|
/* }}} */ |
|
/* {{{ proto bool xcache_isset(string name) |
|
Check if an entry exists in cache by specified name */ |
|
PHP_FUNCTION(xcache_isset) |
|
{ |
|
xc_entry_t xce, *stored_xce; |
|
xc_entry_data_var_t var; |
|
zval *name; |
|
|
|
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &name) == FAILURE) { |
|
return; |
|
} |
|
xce.data.var = &var; |
|
xc_entry_init_key_var(&xce, name TSRMLS_CC); |
|
|
|
ENTER_LOCK(xce.cache) { |
|
stored_xce = xc_entry_find_dmz(&xce TSRMLS_CC); |
|
if (stored_xce) { |
|
if (XG(request_time) <= stored_xce->data.var->etime) { |
|
RETVAL_TRUE; |
|
/* return */ |
|
break; |
|
} |
|
else { |
|
xc_entry_remove_dmz(stored_xce TSRMLS_CC); |
|
} |
|
} |
|
|
|
RETVAL_FALSE; |
|
} LEAVE_LOCK(xce.cache); |
|
} |
|
/* }}} */ |
|
/* {{{ proto bool xcache_unset(string name) |
|
Unset existing data in cache by specified name */ |
|
PHP_FUNCTION(xcache_unset) |
|
{ |
|
xc_entry_t xce, *stored_xce; |
|
xc_entry_data_var_t var; |
|
zval *name; |
|
|
|
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &name) == FAILURE) { |
|
return; |
|
} |
|
xce.data.var = &var; |
|
xc_entry_init_key_var(&xce, name TSRMLS_CC); |
|
|
|
ENTER_LOCK(xce.cache) { |
|
stored_xce = xc_entry_find_dmz(&xce TSRMLS_CC); |
|
if (stored_xce) { |
|
xc_entry_remove_dmz(stored_xce TSRMLS_CC); |
|
RETVAL_TRUE; |
|
} |
|
else { |
|
RETVAL_FALSE; |
|
} |
|
} LEAVE_LOCK(xce.cache); |
|
} |
|
/* }}} */ |
|
static inline void xc_var_inc_dec(int inc, INTERNAL_FUNCTION_PARAMETERS) /* {{{ */ |
|
{ |
|
xc_entry_t xce, *stored_xce; |
|
xc_entry_data_var_t var, *stored_var; |
|
zval *name; |
|
long count = 1; |
|
long ttl = 0; |
|
long value = 0; |
|
zval oldzval; |
|
|
|
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z|ll", &name, &count, &ttl) == FAILURE) { |
|
return; |
|
} |
|
xce.data.var = &var; |
|
xc_entry_init_key_var(&xce, name TSRMLS_CC); |
|
|
|
ENTER_LOCK(xce.cache) { |
|
stored_xce = xc_entry_find_dmz(&xce TSRMLS_CC); |
|
if (stored_xce) { |
|
#ifdef DEBUG |
|
fprintf(stderr, "incdec: gotxce %s\n", xce.name.str.val); |
|
#endif |
|
stored_var = stored_xce->data.var; |
|
/* timeout */ |
|
if (XG(request_time) > stored_var->etime) { |
|
#ifdef DEBUG |
|
fprintf(stderr, "incdec: expired\n"); |
|
#endif |
|
xc_entry_remove_dmz(stored_xce TSRMLS_CC); |
|
stored_xce = NULL; |
|
} |
|
else { |
|
/* do it in place */ |
|
if (Z_TYPE_P(stored_var->value) == IS_LONG) { |
|
#ifdef DEBUG |
|
fprintf(stderr, "incdec: islong\n"); |
|
#endif |
|
value = Z_LVAL_P(stored_var->value); |
|
value += (inc == 1 ? count : - count); |
|
RETVAL_LONG(value); |
|
Z_LVAL_P(stored_var->value) = value; |
|
break; |
|
} |
|
else { |
|
#ifdef DEBUG |
|
fprintf(stderr, "incdec: notlong\n"); |
|
#endif |
|
xc_processor_restore_zval(&oldzval, stored_xce->data.var->value TSRMLS_CC); |
|
convert_to_long(&oldzval); |
|
value = Z_LVAL(oldzval); |
|
zval_dtor(&oldzval); |
|
} |
|
} |
|
} |
|
#ifdef DEBUG |
|
else { |
|
fprintf(stderr, "incdec: %s not found\n", xce.name.str.val); |
|
} |
|
#endif |
|
|
|
value += (inc == 1 ? count : - count); |
|
RETVAL_LONG(value); |
|
var.value = return_value; |
|
var.etime = ttl ? XG(request_time) + ttl : TIME_MAX; |
|
if (stored_xce) { |
|
xce.atime = stored_xce->atime; |
|
xce.ctime = stored_xce->ctime; |
|
xce.hits = stored_xce->hits; |
|
xc_entry_remove_dmz(stored_xce TSRMLS_CC); |
|
} |
|
xc_entry_store_dmz(&xce TSRMLS_CC); |
|
|
|
} LEAVE_LOCK(xce.cache); |
|
} |
|
/* }}} */ |
|
/* {{{ proto int xcache_inc(string name [, int value [, int ttl]]) |
|
Increase an int counter in cache by specified name, create it if not exists */ |
|
PHP_FUNCTION(xcache_inc) |
|
{ |
|
xc_var_inc_dec(1, INTERNAL_FUNCTION_PARAM_PASSTHRU); |
|
} |
|
/* }}} */ |
|
/* {{{ proto int xcache_dec(string name [, int value [, int ttl]]) |
|
Decrease an int counter in cache by specified name, create it if not exists */ |
|
PHP_FUNCTION(xcache_dec) |
|
{ |
|
xc_var_inc_dec(-1, INTERNAL_FUNCTION_PARAM_PASSTHRU); |
|
} |
|
/* }}} */ |
|
/* {{{ proto string xcache_asm(string filename) |
|
*/ |
|
#ifdef HAVE_XCACHE_ASSEMBLER |
|
PHP_FUNCTION(xcache_asm) |
|
{ |
|
} |
|
#endif |
|
/* }}} */ |
|
#ifdef HAVE_XCACHE_DISASSEMBLER |
|
/* {{{ proto array xcache_dasm_file(string filename) |
|
Disassemble file into opcode array by filename */ |
|
PHP_FUNCTION(xcache_dasm_file) |
|
{ |
|
char *filename; |
|
long filename_len; |
|
|
|
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &filename, &filename_len) == FAILURE) { |
|
return; |
|
} |
|
if (!filename_len) RETURN_FALSE; |
|
|
|
xc_dasm_file(return_value, filename TSRMLS_CC); |
|
} |
|
/* }}} */ |
|
/* {{{ proto array xcache_dasm_string(string code) |
|
Disassemble php code into opcode array */ |
|
PHP_FUNCTION(xcache_dasm_string) |
|
{ |
|
zval *code; |
|
|
|
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &code) == FAILURE) { |
|
return; |
|
} |
|
xc_dasm_string(return_value, code TSRMLS_CC); |
|
} |
|
/* }}} */ |
|
#endif |
|
/* {{{ proto string xcache_encode(string filename) |
|
Encode php file into XCache opcode encoded format */ |
|
#ifdef HAVE_XCACHE_ENCODER |
|
PHP_FUNCTION(xcache_encode) |
|
{ |
|
} |
|
#endif |
|
/* }}} */ |
|
/* {{{ proto bool xcache_decode_file(string filename) |
|
Decode(load) opcode from XCache encoded format file */ |
|
#ifdef HAVE_XCACHE_DECODER |
|
PHP_FUNCTION(xcache_decode_file) |
|
{ |
|
} |
|
#endif |
|
/* }}} */ |
|
/* {{{ proto bool xcache_decode_string(string data) |
|
Decode(load) opcode from XCache encoded format data */ |
|
#ifdef HAVE_XCACHE_DECODER |
|
PHP_FUNCTION(xcache_decode_string) |
|
{ |
|
} |
|
#endif |
|
/* }}} */ |
|
/* {{{ xc_call_getter */ |
|
typedef const char *(xc_name_getter_t)(zend_uchar type); |
|
static void xc_call_getter(xc_name_getter_t getter, int count, INTERNAL_FUNCTION_PARAMETERS) |
|
{ |
|
long spec; |
|
const char *name; |
|
|
|
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &spec) == FAILURE) { |
|
return; |
|
} |
|
if (spec >= 0 && spec < count) { |
|
name = getter((zend_uchar) spec); |
|
if (name) { |
|
/* RETURN_STRING */ |
|
int len = strlen(name); |
|
return_value->value.str.len = len; |
|
return_value->value.str.val = estrndup(name, len); |
|
return_value->type = IS_STRING; |
|
return; |
|
} |
|
} |
|
RETURN_NULL(); |
|
} |
|
/* }}} */ |
|
/* {{{ proto string xcache_get_op_type(int op_type) */ |
|
PHP_FUNCTION(xcache_get_op_type) |
|
{ |
|
xc_call_getter(xc_get_op_type, xc_get_op_type_count(), INTERNAL_FUNCTION_PARAM_PASSTHRU); |
|
} |
|
/* }}} */ |
|
/* {{{ proto string xcache_get_data_type(int type) */ |
|
PHP_FUNCTION(xcache_get_data_type) |
|
{ |
|
xc_call_getter(xc_get_data_type, xc_get_data_type_count(), INTERNAL_FUNCTION_PARAM_PASSTHRU); |
|
} |
|
/* }}} */ |
|
/* {{{ proto string xcache_get_opcode(int opcode) */ |
|
PHP_FUNCTION(xcache_get_opcode) |
|
{ |
|
xc_call_getter(xc_get_opcode, xc_get_opcode_count(), INTERNAL_FUNCTION_PARAM_PASSTHRU); |
|
} |
|
/* }}} */ |
|
/* {{{ proto string xcache_get_op_spec(int op_type) */ |
|
PHP_FUNCTION(xcache_get_op_spec) |
|
{ |
|
xc_call_getter(xc_get_op_spec, xc_get_op_spec_count(), INTERNAL_FUNCTION_PARAM_PASSTHRU); |
|
} |
|
/* }}} */ |
|
#ifdef HAVE_XCACHE_OPCODE_SPEC_DEF |
|
/* {{{ proto string xcache_get_opcode_spec(int opcode) */ |
|
PHP_FUNCTION(xcache_get_opcode_spec) |
|
{ |
|
long spec; |
|
const xc_opcode_spec_t *opspec; |
|
|
|
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &spec) == FAILURE) { |
|
return; |
|
} |
|
if ((zend_uchar) spec <= xc_get_opcode_spec_count()) { |
|
opspec = xc_get_opcode_spec((zend_uchar) spec); |
|
if (opspec) { |
|
array_init(return_value); |
|
add_assoc_long_ex(return_value, ZEND_STRS("ext"), opspec->ext); |
|
add_assoc_long_ex(return_value, ZEND_STRS("op1"), opspec->op1); |
|
add_assoc_long_ex(return_value, ZEND_STRS("op2"), opspec->op2); |
|
add_assoc_long_ex(return_value, ZEND_STRS("res"), opspec->res); |
|
return; |
|
} |
|
} |
|
RETURN_NULL(); |
|
} |
|
/* }}} */ |
|
#endif |
|
/* {{{ proto mixed xcache_get_special_value(zval value) */ |
|
PHP_FUNCTION(xcache_get_special_value) |
|
{ |
|
zval *value; |
|
|
|
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &value) == FAILURE) { |
|
return; |
|
} |
|
|
|
if (value->type == IS_CONSTANT) { |
|
*return_value = *value; |
|
zval_copy_ctor(return_value); |
|
return_value->type = UNISW(IS_STRING, UG(unicode) ? IS_UNICODE : IS_STRING); |
|
return; |
|
} |
|
|
|
if (value->type == IS_CONSTANT_ARRAY) { |
|
*return_value = *value; |
|
zval_copy_ctor(return_value); |
|
return_value->type = IS_ARRAY; |
|
return; |
|
} |
|
|
|
RETURN_NULL(); |
|
} |
|
/* }}} */ |
|
/* {{{ proto string xcache_coredump(int op_type) */ |
|
PHP_FUNCTION(xcache_coredump) |
|
{ |
|
if (xc_test) { |
|
raise(SIGSEGV); |
|
} |
|
else { |
|
php_error_docref(NULL TSRMLS_CC, E_WARNING, "xcache.test must be enabled to test xcache_coredump()"); |
|
} |
|
} |
|
/* }}} */ |
|
/* {{{ proto string xcache_is_autoglobal(string name) */ |
|
PHP_FUNCTION(xcache_is_autoglobal) |
|
{ |
|
char *name; |
|
long name_len; |
|
|
|
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &name, &name_len) == FAILURE) { |
|
return; |
|
} |
|
|
|
RETURN_BOOL(zend_hash_exists(CG(auto_globals), name, name_len + 1)); |
|
} |
|
/* }}} */ |
|
static function_entry xcache_functions[] = /* {{{ */ |
|
{ |
|
PHP_FE(xcache_count, NULL) |
|
PHP_FE(xcache_info, NULL) |
|
PHP_FE(xcache_list, NULL) |
|
PHP_FE(xcache_clear_cache, NULL) |
|
PHP_FE(xcache_coredump, NULL) |
|
#ifdef HAVE_XCACHE_ASSEMBLER |
|
PHP_FE(xcache_asm, NULL) |
|
#endif |
|
#ifdef HAVE_XCACHE_DISASSEMBLER |
|
PHP_FE(xcache_dasm_file, NULL) |
|
PHP_FE(xcache_dasm_string, NULL) |
|
#endif |
|
#ifdef HAVE_XCACHE_ENCODER |
|
PHP_FE(xcache_encode, NULL) |
|
#endif |
|
#ifdef HAVE_XCACHE_DECODER |
|
PHP_FE(xcache_decode_file, NULL) |
|
PHP_FE(xcache_decode_string, NULL) |
|
#endif |
|
#ifdef HAVE_XCACHE_COVERAGER |
|
PHP_FE(xcache_coverager_decode, NULL) |
|
#endif |
|
PHP_FE(xcache_get_special_value, NULL) |
|
PHP_FE(xcache_get_op_type, NULL) |
|
PHP_FE(xcache_get_data_type, NULL) |
|
PHP_FE(xcache_get_opcode, NULL) |
|
#ifdef HAVE_XCACHE_OPCODE_SPEC_DEF |
|
PHP_FE(xcache_get_opcode_spec, NULL) |
|
#endif |
|
PHP_FE(xcache_is_autoglobal, NULL) |
|
PHP_FE(xcache_inc, NULL) |
|
PHP_FE(xcache_dec, NULL) |
|
PHP_FE(xcache_get, NULL) |
|
PHP_FE(xcache_set, NULL) |
|
PHP_FE(xcache_isset, NULL) |
|
PHP_FE(xcache_unset, NULL) |
|
{NULL, NULL, NULL} |
|
}; |
|
/* }}} */ |
|
|
|
/* signal handler */ |
|
static void (*original_sigsegv_handler)(int) = NULL; |
|
static void xcache_sigsegv_handler(int dummy) /* {{{ */ |
|
{ |
|
if (original_sigsegv_handler == xcache_sigsegv_handler) { |
|
signal(SIGSEGV, original_sigsegv_handler); |
|
} |
|
else { |
|
signal(SIGSEGV, SIG_DFL); |
|
} |
|
if (xc_coredump_dir && xc_coredump_dir[0]) { |
|
chdir(xc_coredump_dir); |
|
} |
|
if (original_sigsegv_handler != xcache_sigsegv_handler) { |
|
original_sigsegv_handler(dummy); |
|
} |
|
} |
|
/* }}} */ |
|
|
|
/* {{{ PHP_INI */ |
|
static PHP_INI_MH(xc_OnUpdateLong) |
|
{ |
|
long *p = (long *)mh_arg1; |
|
*p = zend_atoi(new_value, new_value_length); |
|
return SUCCESS; |
|
} |
|
|
|
static PHP_INI_MH(xc_OnUpdateBool) |
|
{ |
|
zend_bool *p = (zend_bool *)mh_arg1; |
|
|
|
if (strncasecmp("on", new_value, sizeof("on"))) { |
|
*p = (zend_bool) atoi(new_value); |
|
} |
|
else { |
|
*p = (zend_bool) 1; |
|
} |
|
return SUCCESS; |
|
} |
|
|
|
static PHP_INI_MH(xc_OnUpdateHashInfo) |
|
{ |
|
xc_hash_t *p = (xc_hash_t *)mh_arg1; |
|
int bits, size; |
|
|
|
p->size = zend_atoi(new_value, new_value_length); |
|
for (size = 1, bits = 1; size < p->size; bits ++, size <<= 1) { |
|
/* empty body */ |
|
} |
|
p->size = size; |
|
p->bits = bits; |
|
p->mask = size - 1; |
|
|
|
return SUCCESS; |
|
} |
|
|
|
static PHP_INI_MH(xc_OnUpdateString) |
|
{ |
|
char **p = (char**)mh_arg1; |
|
if (*p) { |
|
pefree(*p, 1); |
|
} |
|
*p = pemalloc(strlen(new_value) + 1, 1); |
|
strcpy(*p, new_value); |
|
return SUCCESS; |
|
} |
|
#ifdef ZEND_ENGINE_2 |
|
#define OnUpdateInt OnUpdateLong |
|
#endif |
|
|
|
#ifdef ZEND_WIN32 |
|
# define DEFAULT_PATH "xcache" |
|
#else |
|
# define DEFAULT_PATH "/dev/zero" |
|
#endif |
|
PHP_INI_BEGIN() |
|
PHP_INI_ENTRY1 ("xcache.size", "0", PHP_INI_SYSTEM, xc_OnUpdateLong, &xc_php_size) |
|
PHP_INI_ENTRY1 ("xcache.count", "1", PHP_INI_SYSTEM, xc_OnUpdateHashInfo, &xc_php_hcache) |
|
PHP_INI_ENTRY1 ("xcache.slots", "8K", PHP_INI_SYSTEM, xc_OnUpdateHashInfo, &xc_php_hentry) |
|
|
|
PHP_INI_ENTRY1 ("xcache.var_size", "0", PHP_INI_SYSTEM, xc_OnUpdateLong, &xc_var_size) |
|
PHP_INI_ENTRY1 ("xcache.var_count", "1", PHP_INI_SYSTEM, xc_OnUpdateHashInfo, &xc_var_hcache) |
|
PHP_INI_ENTRY1 ("xcache.var_slots", "8K", PHP_INI_SYSTEM, xc_OnUpdateHashInfo, &xc_var_hentry) |
|
|
|
PHP_INI_ENTRY1 ("xcache.mmap_path", DEFAULT_PATH, PHP_INI_SYSTEM, xc_OnUpdateString, &xc_mmap_path) |
|
PHP_INI_ENTRY1 ("xcache.coredump_directory", "", PHP_INI_SYSTEM, xc_OnUpdateString, &xc_coredump_dir) |
|
PHP_INI_ENTRY1 ("xcache.test", "0", PHP_INI_SYSTEM, xc_OnUpdateBool, &xc_test) |
|
PHP_INI_ENTRY1 ("xcache.readonly_protection", "0", PHP_INI_SYSTEM, xc_OnUpdateBool, &xc_readonly_protection) |
|
|
|
STD_PHP_INI_BOOLEAN("xcache.cacher", "1", PHP_INI_ALL, OnUpdateBool, cacher, zend_xcache_globals, xcache_globals) |
|
#ifdef HAVE_XCACHE_OPTIMIZER |
|
STD_PHP_INI_BOOLEAN("xcache.optimizer", "0", PHP_INI_ALL, OnUpdateBool, optimizer, zend_xcache_globals, xcache_globals) |
|
#endif |
|
#ifdef HAVE_XCACHE_COVERAGER |
|
PHP_INI_ENTRY1 ("xcache.coveragedump_directory", "/tmp/pcov/", PHP_INI_SYSTEM, xc_OnUpdateString, &xc_coveragedump_dir) |
|
STD_PHP_INI_BOOLEAN("xcache.coveragedumper" , "0", PHP_INI_ALL, OnUpdateBool, coveragedumper, zend_xcache_globals, xcache_globals) |
|
#endif |
|
PHP_INI_END() |
|
/* }}} */ |
|
/* {{{ PHP_MINFO_FUNCTION(xcache) */ |
|
static PHP_MINFO_FUNCTION(xcache) |
|
{ |
|
php_info_print_table_start(); |
|
php_info_print_table_header(2, "XCache Support", (xc_php_size || xc_var_size) ? "enabled" : "disabled"); |
|
php_info_print_table_row(2, "Version", XCACHE_VERSION); |
|
php_info_print_table_row(2, "Modules Built", XCACHE_MODULES); |
|
php_info_print_table_row(2, "Readonly Protection", xc_readonly_protection ? "enabled" : "N/A"); |
|
php_info_print_table_row(2, "Opcode Cache", xc_php_size ? "enabled" : "disabled"); |
|
php_info_print_table_row(2, "Variable Cache", xc_var_size ? "enabled" : "disabled"); |
|
#ifdef HAVE_XCACHE_COVERAGER |
|
php_info_print_table_row(2, "Coverage Dumper", XG(coveragedumper) && xc_coveragedump_dir && xc_coveragedump_dir[0] ? "enabled" : "disabled"); |
|
#endif |
|
php_info_print_table_end(); |
|
DISPLAY_INI_ENTRIES(); |
|
} |
|
/* }}} */ |
|
/* {{{ extension startup */ |
|
static void xc_zend_extension_register(zend_extension *new_extension, DL_HANDLE handle) |
|
{ |
|
zend_extension extension; |
|
|
|
extension = *new_extension; |
|
extension.handle = handle; |
|
|
|
zend_extension_dispatch_message(ZEND_EXTMSG_NEW_EXTENSION, &extension); |
|
|
|
zend_llist_add_element(&zend_extensions, &extension); |
|
#ifdef DEBUG |
|
fprintf(stderr, "registered\n"); |
|
#endif |
|
} |
|
|
|
/* dirty check */ |
|
#if defined(COMPILE_DL_XCACHE) && (defined(ZEND_WIN32) || defined(__CYGWIN__) || defined(__MINGW32__)) |
|
# define zend_append_version_info(x) do { } while (0) |
|
#else |
|
extern void zend_append_version_info(zend_extension *extension); |
|
#endif |
|
static int xc_zend_extension_startup(zend_extension *extension) |
|
{ |
|
if (extension->startup) { |
|
if (extension->startup(extension) != SUCCESS) { |
|
return FAILURE; |
|
} |
|
zend_append_version_info(extension); |
|
} |
|
return SUCCESS; |
|
} |
|
/* }}} */ |
|
/* {{{ PHP_MINIT_FUNCTION(xcache) */ |
|
static PHP_MINIT_FUNCTION(xcache) |
|
{ |
|
char *env; |
|
|
|
xc_module_gotup = 1; |
|
if (!xc_zend_extension_gotup) { |
|
if (zend_get_extension(XCACHE_NAME) == NULL) { |
|
xc_zend_extension_register(&zend_extension_entry, 0); |
|
xc_zend_extension_startup(&zend_extension_entry); |
|
} |
|
} |
|
|
|
ZEND_INIT_MODULE_GLOBALS(xcache, xc_init_globals, xc_shutdown_globals); |
|
REGISTER_INI_ENTRIES(); |
|
|
|
if (strcmp(sapi_module.name, "cli") == 0) { |
|
if ((env = getenv("XCACHE_TEST")) != NULL) { |
|
zend_alter_ini_entry("xcache.test", sizeof("xcache.test"), env, strlen(env) + 1, PHP_INI_SYSTEM, PHP_INI_STAGE_STARTUP); |
|
} |
|
if (!xc_test) { |
|
/* disable cache for cli except for test */ |
|
xc_php_size = xc_var_size = 0; |
|
} |
|
} |
|
|
|
if (xc_php_size <= 0) { |
|
xc_php_size = xc_php_hcache.size = 0; |
|
} |
|
if (xc_var_size <= 0) { |
|
xc_var_size = xc_var_hcache.size = 0; |
|
} |
|
|
|
original_sigsegv_handler = signal(SIGSEGV, xcache_sigsegv_handler); |
|
|
|
xc_init_constant(module_number TSRMLS_CC); |
|
|
|
if ((xc_php_size || xc_var_size) && xc_mmap_path && xc_mmap_path[0]) { |
|
if (!xc_init(module_number TSRMLS_CC)) { |
|
zend_error(E_ERROR, "XCache: Cannot init"); |
|
goto err_init; |
|
} |
|
xc_initized = 1; |
|
} |
|
|
|
#ifdef HAVE_XCACHE_COVERAGER |
|
xc_coverager_init(module_number TSRMLS_CC); |
|
#endif |
|
|
|
return SUCCESS; |
|
|
|
err_init: |
|
return FAILURE; |
|
} |
|
/* }}} */ |
|
/* {{{ PHP_MSHUTDOWN_FUNCTION(xcache) */ |
|
static PHP_MSHUTDOWN_FUNCTION(xcache) |
|
{ |
|
if (xc_initized) { |
|
xc_destroy(); |
|
xc_initized = 0; |
|
} |
|
if (xc_mmap_path) { |
|
pefree(xc_mmap_path, 1); |
|
xc_mmap_path = NULL; |
|
} |
|
|
|
#ifdef HAVE_XCACHE_COVERAGER |
|
xc_coverager_destroy(); |
|
#endif |
|
|
|
signal(SIGSEGV, original_sigsegv_handler); |
|
if (xc_coredump_dir) { |
|
pefree(xc_coredump_dir, 1); |
|
xc_coredump_dir = NULL; |
|
} |
|
#ifdef ZTS |
|
ts_free_id(xcache_globals_id); |
|
#else |
|
xc_shutdown_globals(&xcache_globals TSRMLS_CC); |
|
#endif |
|
|
|
UNREGISTER_INI_ENTRIES(); |
|
return SUCCESS; |
|
} |
|
/* }}} */ |
|
/* {{{ PHP_RINIT_FUNCTION(xcache) */ |
|
static PHP_RINIT_FUNCTION(xcache) |
|
{ |
|
xc_request_init(TSRMLS_C); |
|
return SUCCESS; |
|
} |
|
/* }}} */ |
|
/* {{{ PHP_RSHUTDOWN_FUNCTION(xcache) */ |
|
#ifndef ZEND_ENGINE_2 |
|
static PHP_RSHUTDOWN_FUNCTION(xcache) |
|
#else |
|
static ZEND_MODULE_POST_ZEND_DEACTIVATE_D(xcache) |
|
#endif |
|
{ |
|
#ifdef ZEND_ENGINE_2 |
|
TSRMLS_FETCH(); |
|
#endif |
|
|
|
xc_request_shutdown(TSRMLS_C); |
|
return SUCCESS; |
|
} |
|
/* }}} */ |
|
/* {{{ module definition structure */ |
|
|
|
zend_module_entry xcache_module_entry = { |
|
STANDARD_MODULE_HEADER, |
|
"XCache", |
|
xcache_functions, |
|
PHP_MINIT(xcache), |
|
PHP_MSHUTDOWN(xcache), |
|
PHP_RINIT(xcache), |
|
#ifndef ZEND_ENGINE_2 |
|
PHP_RSHUTDOWN(xcache), |
|
#else |
|
NULL, |
|
#endif |
|
PHP_MINFO(xcache), |
|
XCACHE_VERSION, |
|
#ifdef ZEND_ENGINE_2 |
|
ZEND_MODULE_POST_ZEND_DEACTIVATE_N(xcache), |
|
#else |
|
NULL, |
|
NULL, |
|
#endif |
|
STANDARD_MODULE_PROPERTIES_EX |
|
}; |
|
|
|
#ifdef COMPILE_DL_XCACHE |
|
ZEND_GET_MODULE(xcache) |
|
#endif |
|
/* }}} */ |
|
ZEND_DLEXPORT int xcache_zend_startup(zend_extension *extension) /* {{{ */ |
|
{ |
|
if (xc_zend_extension_gotup) { |
|
return FAILURE; |
|
} |
|
xc_zend_extension_gotup = 1; |
|
if (!xc_module_gotup) { |
|
return zend_startup_module(&xcache_module_entry); |
|
} |
|
return SUCCESS; |
|
} |
|
/* }}} */ |
|
ZEND_DLEXPORT void xcache_zend_shutdown(zend_extension *extension) /* {{{ */ |
|
{ |
|
/* empty */ |
|
} |
|
/* }}} */ |
|
ZEND_DLEXPORT void xcache_statement_handler(zend_op_array *op_array) /* {{{ */ |
|
{ |
|
#ifdef HAVE_XCACHE_COVERAGER |
|
xc_coverager_handle_ext_stmt(op_array, ZEND_EXT_STMT); |
|
#endif |
|
} |
|
/* }}} */ |
|
ZEND_DLEXPORT void xcache_fcall_begin_handler(zend_op_array *op_array) /* {{{ */ |
|
{ |
|
#if 0 |
|
xc_coverager_handle_ext_stmt(op_array, ZEND_EXT_FCALL_BEGIN); |
|
#endif |
|
} |
|
/* }}} */ |
|
ZEND_DLEXPORT void xcache_fcall_end_handler(zend_op_array *op_array) /* {{{ */ |
|
{ |
|
#if 0 |
|
xc_coverager_handle_ext_stmt(op_array, ZEND_EXT_FCALL_END); |
|
#endif |
|
} |
|
/* }}} */ |
|
/* {{{ zend extension definition structure */ |
|
ZEND_DLEXPORT zend_extension zend_extension_entry = { |
|
XCACHE_NAME, |
|
XCACHE_VERSION, |
|
XCACHE_AUTHOR, |
|
XCACHE_URL, |
|
XCACHE_COPYRIGHT, |
|
xcache_zend_startup, |
|
xcache_zend_shutdown, |
|
NULL, /* activate_func_t */ |
|
NULL, /* deactivate_func_t */ |
|
NULL, /* message_handler_func_t */ |
|
NULL, /* op_array_handler_func_t */ |
|
xcache_statement_handler, |
|
xcache_fcall_begin_handler, |
|
xcache_fcall_end_handler, |
|
NULL, /* op_array_ctor_func_t */ |
|
NULL, /* op_array_dtor_func_t */ |
|
STANDARD_ZEND_EXTENSION_PROPERTIES |
|
}; |
|
|
|
#ifndef ZEND_EXT_API |
|
# define ZEND_EXT_API ZEND_DLEXPORT |
|
#endif |
|
#if COMPILE_DL_XCACHE |
|
ZEND_EXTENSION(); |
|
#endif |
|
/* }}} */
|
|
|