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3849 lines
112 KiB
C
3849 lines
112 KiB
C
#if 0
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#define XCACHE_DEBUG
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#endif
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#if 0
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#define SHOW_DPRINT
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#endif
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/* {{{ macros */
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#include "xc_cacher.h"
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#include "xc_cache.h"
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#include "xcache.h"
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#include "xc_processor.h"
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#include "xcache_globals.h"
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#include "xcache/xc_extension.h"
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#include "xcache/xc_ini.h"
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#include "xcache/xc_utils.h"
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#include "xcache/xc_sandbox.h"
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#include "util/xc_trace.h"
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#include "util/xc_vector.h"
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#include "util/xc_align.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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#ifdef ZEND_ENGINE_2_1
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# include "ext/date/php_date.h"
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#endif
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#ifdef ZEND_WIN32
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# include <process.h>
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#endif
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#include "ext/standard/php_math.h"
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#include "SAPI.h"
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#define ECALLOC_N(x, n) ((x) = ecalloc(n, sizeof((x)[0])))
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#define ECALLOC_ONE(x) ECALLOC_N(x, 1)
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#define VAR_ENTRY_EXPIRED(pentry) ((pentry)->ttl && XG(request_time) > (pentry)->ctime + (time_t) (pentry)->ttl)
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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_EX(x) \
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LOCK((x)); \
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zend_try { \
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do
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#define LEAVE_LOCK_EX(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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UNLOCK((x))
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#define ENTER_LOCK(x) do { \
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int catched = 0; \
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ENTER_LOCK_EX(x)
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#define LEAVE_LOCK(x) \
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LEAVE_LOCK_EX(x); \
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if (catched) { \
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zend_bailout(); \
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} \
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} while(0)
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/* }}} */
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struct _xc_hash_t { /* {{{ */
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size_t bits;
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size_t size;
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xc_hash_value_t mask;
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};
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/* }}} */
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struct _xc_cached_t { /* {{{ stored in shm */
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int cacheid;
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time_t compiling;
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time_t disabled;
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zend_ulong updates;
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zend_ulong hits;
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zend_ulong skips;
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zend_ulong ooms;
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zend_ulong errors;
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xc_entry_t **entries;
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int entries_count;
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xc_entry_data_php_t **phps;
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int phps_count;
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xc_entry_t *deletes;
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int deletes_count;
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time_t last_gc_deletes;
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time_t last_gc_expires;
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time_t hits_by_hour_cur_time;
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zend_uint hits_by_hour_cur_slot;
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zend_ulong hits_by_hour[24];
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time_t hits_by_second_cur_time;
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zend_uint hits_by_second_cur_slot;
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zend_ulong hits_by_second[5];
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};
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/* }}} */
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typedef struct { /* {{{ xc_cache_t: only cache info, not in shm */
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int cacheid;
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xc_hash_t *hcache; /* hash to cacheid */
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xc_lock_t *lck;
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xc_shm_t *shm; /* which shm contains us */
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xc_allocator_t *allocator;
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xc_hash_t *hentry; /* hash settings to entry */
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xc_hash_t *hphp; /* hash settings to php */
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xc_cached_t *cached;
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} xc_cache_t;
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/* }}} */
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/* {{{ globals */
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static char *xc_shm_scheme = NULL;
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static char *xc_mmap_path = NULL;
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static zend_bool xc_admin_enable_auth = 1;
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static xc_hash_t xc_php_hcache = { 0, 0, 0 };
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static xc_hash_t xc_php_hentry = { 0, 0, 0 };
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static xc_hash_t xc_var_hcache = { 0, 0, 0 };
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static xc_hash_t xc_var_hentry = { 0, 0, 0 };
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static zend_ulong xc_php_ttl = 0;
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static zend_ulong xc_var_maxttl = 0;
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enum { xc_deletes_gc_interval = 120 };
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static zend_ulong xc_php_gc_interval = 0;
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static zend_ulong xc_var_gc_interval = 0;
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static char *xc_php_allocator = NULL;
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static char *xc_var_allocator = NULL;
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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 time_t xc_init_time = 0;
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static long unsigned xc_init_instance_id = 0;
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#ifdef ZTS
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static long unsigned xc_init_instance_subid = 0;
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#endif
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static zend_compile_file_t *old_compile_file = NULL;
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static zend_bool xc_readonly_protection = 0;
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static zend_ulong xc_var_namespace_mode = 0;
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static char *xc_var_namespace = NULL;
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zend_bool xc_have_op_array_ctor = 0;
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/* }}} */
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typedef enum { XC_TYPE_PHP, XC_TYPE_VAR } xc_entry_type_t;
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static void xc_holds_init(TSRMLS_D);
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static void xc_holds_destroy(TSRMLS_D);
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/* any function in *_unlocked is only safe be called within locked (single thread access) area */
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static void xc_php_add_unlocked(xc_cached_t *cached, xc_entry_data_php_t *php) /* {{{ */
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{
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xc_entry_data_php_t **head = &(cached->phps[php->hvalue]);
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php->next = *head;
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*head = php;
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cached->phps_count ++;
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}
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/* }}} */
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static xc_entry_data_php_t *xc_php_store_unlocked(xc_cache_t *cache, xc_entry_data_php_t *php TSRMLS_DC) /* {{{ */
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{
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xc_entry_data_php_t *stored_php;
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php->hits = 0;
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php->refcount = 0;
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stored_php = xc_processor_store_xc_entry_data_php_t(cache->shm, cache->allocator, php TSRMLS_CC);
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if (stored_php) {
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xc_php_add_unlocked(cache->cached, stored_php);
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return stored_php;
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}
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else {
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cache->cached->ooms ++;
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return NULL;
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}
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}
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/* }}} */
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static xc_entry_data_php_t *xc_php_find_unlocked(xc_cached_t *cached, xc_entry_data_php_t *php TSRMLS_DC) /* {{{ */
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{
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xc_entry_data_php_t *p;
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for (p = cached->phps[php->hvalue]; p; p = (xc_entry_data_php_t *) p->next) {
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if (memcmp(&php->md5.digest, &p->md5.digest, sizeof(php->md5.digest)) == 0) {
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p->hits ++;
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return p;
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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_php_free_unlocked(xc_cache_t *cache, xc_entry_data_php_t *php) /* {{{ */
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{
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cache->allocator->vtable->free(cache->allocator, (xc_entry_data_php_t *)php);
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}
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/* }}} */
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static void xc_php_addref_unlocked(xc_entry_data_php_t *php) /* {{{ */
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{
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php->refcount ++;
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}
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/* }}} */
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static void xc_php_release_unlocked(xc_cache_t *cache, xc_entry_data_php_t *php) /* {{{ */
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{
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if (-- php->refcount == 0) {
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xc_entry_data_php_t **pp = &(cache->cached->phps[php->hvalue]);
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xc_entry_data_php_t *p;
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for (p = *pp; p; pp = &(p->next), p = p->next) {
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if (memcmp(&php->md5.digest, &p->md5.digest, sizeof(php->md5.digest)) == 0) {
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/* unlink */
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*pp = p->next;
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xc_php_free_unlocked(cache, php);
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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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/* }}} */
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static inline zend_bool xc_entry_equal_unlocked(xc_entry_type_t type, const xc_entry_t *entry1, const xc_entry_t *entry2 TSRMLS_DC) /* {{{ */
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{
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/* this function isn't required but can be in unlocked */
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switch (type) {
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case XC_TYPE_PHP:
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{
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const xc_entry_php_t *php_entry1 = (const xc_entry_php_t *) entry1;
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const xc_entry_php_t *php_entry2 = (const xc_entry_php_t *) entry2;
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if (php_entry1->file_inode && php_entry2->file_inode) {
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zend_bool inodeIsSame = php_entry1->file_inode == php_entry2->file_inode
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&& php_entry1->file_device == php_entry2->file_device;
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if (!inodeIsSame) {
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return 0;
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}
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}
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}
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assert(strstr(entry1->name.str.val, "://") != NULL || IS_ABSOLUTE_PATH(entry1->name.str.val, entry1->name.str.len));
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assert(strstr(entry1->name.str.val, "://") != NULL || IS_ABSOLUTE_PATH(entry2->name.str.val, entry2->name.str.len));
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return entry1->name.str.len == entry2->name.str.len
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&& memcmp(entry1->name.str.val, entry2->name.str.val, entry1->name.str.len + 1) == 0;
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case XC_TYPE_VAR:
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#ifdef IS_UNICODE
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if (entry1->name_type != entry2->name_type) {
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return 0;
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}
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if (entry1->name_type == IS_UNICODE) {
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return entry1->name.ustr.len == entry2->name.ustr.len
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&& memcmp(entry1->name.ustr.val, entry2->name.ustr.val, (entry1->name.ustr.len + 1) * sizeof(entry1->name.ustr.val[0])) == 0;
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}
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#endif
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return entry1->name.str.len == entry2->name.str.len
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&& memcmp(entry1->name.str.val, entry2->name.str.val, entry1->name.str.len + 1) == 0;
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break;
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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_add_unlocked(xc_cached_t *cached, xc_hash_value_t entryslotid, xc_entry_t *entry) /* {{{ */
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{
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xc_entry_t **head = &(cached->entries[entryslotid]);
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entry->next = *head;
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*head = entry;
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cached->entries_count ++;
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}
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/* }}} */
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static xc_entry_t *xc_entry_store_unlocked(xc_entry_type_t type, xc_cache_t *cache, xc_hash_value_t entryslotid, xc_entry_t *entry TSRMLS_DC) /* {{{ */
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{
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xc_entry_t *stored_entry;
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entry->hits = 0;
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entry->ctime = XG(request_time);
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entry->atime = XG(request_time);
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stored_entry = type == XC_TYPE_PHP
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? (xc_entry_t *) xc_processor_store_xc_entry_php_t(cache->shm, cache->allocator, (xc_entry_php_t *) entry TSRMLS_CC)
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: (xc_entry_t *) xc_processor_store_xc_entry_var_t(cache->shm, cache->allocator, (xc_entry_var_t *) entry TSRMLS_CC);
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if (stored_entry) {
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xc_entry_add_unlocked(cache->cached, entryslotid, stored_entry);
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++cache->cached->updates;
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return stored_entry;
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}
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else {
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cache->cached->ooms ++;
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return NULL;
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}
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}
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/* }}} */
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static xc_entry_php_t *xc_entry_php_store_unlocked(xc_cache_t *cache, xc_hash_value_t entryslotid, xc_entry_php_t *entry_php TSRMLS_DC) /* {{{ */
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{
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return (xc_entry_php_t *) xc_entry_store_unlocked(XC_TYPE_PHP, cache, entryslotid, (xc_entry_t *) entry_php TSRMLS_CC);
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}
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/* }}} */
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static xc_entry_var_t *xc_entry_var_store_unlocked(xc_cache_t *cache, xc_hash_value_t entryslotid, xc_entry_var_t *entry_var TSRMLS_DC) /* {{{ */
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{
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return (xc_entry_var_t *) xc_entry_store_unlocked(XC_TYPE_VAR, cache, entryslotid, (xc_entry_t *) entry_var TSRMLS_CC);
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}
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/* }}} */
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static void xc_entry_free_real_unlocked(xc_entry_type_t type, xc_cache_t *cache, volatile xc_entry_t *entry) /* {{{ */
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{
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if (type == XC_TYPE_PHP) {
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xc_php_release_unlocked(cache, ((xc_entry_php_t *) entry)->php);
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}
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cache->allocator->vtable->free(cache->allocator, (xc_entry_t *)entry);
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}
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/* }}} */
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static void xc_entry_free_unlocked(xc_entry_type_t type, xc_cache_t *cache, xc_entry_t *entry TSRMLS_DC) /* {{{ */
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{
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cache->cached->entries_count --;
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if ((type == XC_TYPE_PHP ? ((xc_entry_php_t *) entry)->refcount : 0) == 0) {
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xc_entry_free_real_unlocked(type, cache, entry);
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}
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else {
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entry->next = cache->cached->deletes;
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cache->cached->deletes = entry;
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entry->dtime = XG(request_time);
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cache->cached->deletes_count ++;
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}
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return;
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}
|
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/* }}} */
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static void xc_entry_remove_unlocked(xc_entry_type_t type, xc_cache_t *cache, xc_hash_value_t entryslotid, xc_entry_t *entry TSRMLS_DC) /* {{{ */
|
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{
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xc_entry_t **pp = &(cache->cached->entries[entryslotid]);
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xc_entry_t *p;
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for (p = *pp; p; pp = &(p->next), p = p->next) {
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if (xc_entry_equal_unlocked(type, entry, p TSRMLS_CC)) {
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/* unlink */
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*pp = p->next;
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xc_entry_free_unlocked(type, cache, entry TSRMLS_CC);
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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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static xc_entry_t *xc_entry_find_unlocked(xc_entry_type_t type, xc_cache_t *cache, xc_hash_value_t entryslotid, xc_entry_t *entry TSRMLS_DC) /* {{{ */
|
|
{
|
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xc_entry_t *p;
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for (p = cache->cached->entries[entryslotid]; p; p = p->next) {
|
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if (xc_entry_equal_unlocked(type, entry, p TSRMLS_CC)) {
|
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zend_bool fresh;
|
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switch (type) {
|
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case XC_TYPE_PHP:
|
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{
|
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xc_entry_php_t *p_php = (xc_entry_php_t *) p;
|
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xc_entry_php_t *entry_php = (xc_entry_php_t *) entry;
|
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fresh = p_php->file_mtime == entry_php->file_mtime && p_php->file_size == entry_php->file_size;
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}
|
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break;
|
|
|
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case XC_TYPE_VAR:
|
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{
|
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fresh = !VAR_ENTRY_EXPIRED(p);
|
|
}
|
|
break;
|
|
|
|
default:
|
|
assert(0);
|
|
}
|
|
|
|
if (fresh) {
|
|
p->hits ++;
|
|
p->atime = XG(request_time);
|
|
return p;
|
|
}
|
|
|
|
xc_entry_remove_unlocked(type, cache, entryslotid, p TSRMLS_CC);
|
|
return NULL;
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
/* }}} */
|
|
static void xc_entry_hold_php_unlocked(xc_cache_t *cache, xc_entry_php_t *entry TSRMLS_DC) /* {{{ */
|
|
{
|
|
TRACE("hold %d:%s", entry->file_inode, entry->entry.name.str.val);
|
|
#ifndef ZEND_WIN32
|
|
if (XG(holds_pid) != getpid()) {
|
|
xc_holds_destroy(TSRMLS_C);
|
|
xc_holds_init(TSRMLS_C);
|
|
}
|
|
#endif
|
|
entry->refcount ++;
|
|
xc_stack_push(&XG(php_holds)[cache->cacheid], (void *)entry);
|
|
}
|
|
/* }}} */
|
|
static inline zend_uint advance_wrapped(zend_uint val, zend_uint count) /* {{{ */
|
|
{
|
|
if (val + 1 >= count) {
|
|
return 0;
|
|
}
|
|
return val + 1;
|
|
}
|
|
/* }}} */
|
|
static inline void xc_counters_inc(time_t *curtime, zend_uint *curslot, time_t interval, zend_ulong *counters, zend_uint count TSRMLS_DC) /* {{{ */
|
|
{
|
|
time_t n = XG(request_time) / interval;
|
|
if (*curtime != n) {
|
|
zend_uint target_slot = ((zend_uint) n) % count;
|
|
zend_uint slot;
|
|
for (slot = advance_wrapped(*curslot, count);
|
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slot != target_slot;
|
|
slot = advance_wrapped(slot, count)) {
|
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counters[slot] = 0;
|
|
}
|
|
counters[target_slot] = 0;
|
|
*curtime = n;
|
|
*curslot = target_slot;
|
|
}
|
|
counters[*curslot] ++;
|
|
}
|
|
/* }}} */
|
|
static inline void xc_cached_hit_unlocked(xc_cached_t *cached TSRMLS_DC) /* {{{ */
|
|
{
|
|
cached->hits ++;
|
|
|
|
xc_counters_inc(&cached->hits_by_hour_cur_time
|
|
, &cached->hits_by_hour_cur_slot, 60 * 60
|
|
, cached->hits_by_hour
|
|
, sizeof(cached->hits_by_hour) / sizeof(cached->hits_by_hour[0])
|
|
TSRMLS_CC);
|
|
|
|
xc_counters_inc(&cached->hits_by_second_cur_time
|
|
, &cached->hits_by_second_cur_slot, 1
|
|
, cached->hits_by_second
|
|
, sizeof(cached->hits_by_second) / sizeof(cached->hits_by_second[0])
|
|
TSRMLS_CC);
|
|
}
|
|
/* }}} */
|
|
|
|
/* helper function that loop through each entry */
|
|
#define XC_ENTRY_APPLY_FUNC(name) zend_bool name(xc_entry_t *entry TSRMLS_DC)
|
|
typedef XC_ENTRY_APPLY_FUNC((*cache_apply_unlocked_func_t));
|
|
static void xc_entry_apply_unlocked(xc_entry_type_t type, xc_cache_t *cache, cache_apply_unlocked_func_t apply_func TSRMLS_DC) /* {{{ */
|
|
{
|
|
xc_entry_t *p, **pp;
|
|
size_t i, c;
|
|
|
|
for (i = 0, c = cache->hentry->size; i < c; i ++) {
|
|
pp = &(cache->cached->entries[i]);
|
|
for (p = *pp; p; p = *pp) {
|
|
if (apply_func(p TSRMLS_CC)) {
|
|
/* unlink */
|
|
*pp = p->next;
|
|
xc_entry_free_unlocked(type, cache, p TSRMLS_CC);
|
|
}
|
|
else {
|
|
pp = &(p->next);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
/* }}} */
|
|
|
|
#define XC_CACHE_APPLY_FUNC(name) void name(xc_cache_t *cache TSRMLS_DC)
|
|
/* call graph:
|
|
* xc_gc_expires_php -> xc_gc_expires_one -> xc_entry_apply_unlocked -> xc_gc_expires_php_entry_unlocked
|
|
* xc_gc_expires_var -> xc_gc_expires_one -> xc_entry_apply_unlocked -> xc_gc_expires_var_entry_unlocked
|
|
*/
|
|
static XC_ENTRY_APPLY_FUNC(xc_gc_expires_php_entry_unlocked) /* {{{ */
|
|
{
|
|
TRACE("ttl %lu, %lu %lu", (zend_ulong) XG(request_time), (zend_ulong) entry->atime, xc_php_ttl);
|
|
if (XG(request_time) > entry->atime + (time_t) xc_php_ttl) {
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
/* }}} */
|
|
static XC_ENTRY_APPLY_FUNC(xc_gc_expires_var_entry_unlocked) /* {{{ */
|
|
{
|
|
if (VAR_ENTRY_EXPIRED(entry)) {
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
/* }}} */
|
|
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 (!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);
|
|
xc_entry_apply_unlocked(type, cache, apply_func TSRMLS_CC);
|
|
}
|
|
} LEAVE_LOCK(cache);
|
|
}
|
|
}
|
|
/* }}} */
|
|
static void xc_gc_expires_php(TSRMLS_D) /* {{{ */
|
|
{
|
|
size_t i, c;
|
|
|
|
if (!xc_php_ttl || !xc_php_gc_interval || !xc_php_caches) {
|
|
return;
|
|
}
|
|
|
|
for (i = 0, c = xc_php_hcache.size; i < c; i ++) {
|
|
xc_gc_expires_one(XC_TYPE_PHP, &xc_php_caches[i], xc_php_gc_interval, xc_gc_expires_php_entry_unlocked TSRMLS_CC);
|
|
}
|
|
}
|
|
/* }}} */
|
|
static void xc_gc_expires_var(TSRMLS_D) /* {{{ */
|
|
{
|
|
size_t i, c;
|
|
|
|
if (!xc_var_gc_interval || !xc_var_caches) {
|
|
return;
|
|
}
|
|
|
|
for (i = 0, c = xc_var_hcache.size; i < c; i ++) {
|
|
xc_gc_expires_one(XC_TYPE_VAR, &xc_var_caches[i], xc_var_gc_interval, xc_gc_expires_var_entry_unlocked TSRMLS_CC);
|
|
}
|
|
}
|
|
/* }}} */
|
|
|
|
static XC_CACHE_APPLY_FUNC(xc_gc_delete_unlocked) /* {{{ */
|
|
{
|
|
xc_entry_t *p, **pp;
|
|
|
|
pp = &cache->cached->deletes;
|
|
for (p = *pp; p; p = *pp) {
|
|
xc_entry_php_t *entry = (xc_entry_php_t *) p;
|
|
if (XG(request_time) - p->dtime > 3600) {
|
|
entry->refcount = 0;
|
|
/* issue warning here */
|
|
}
|
|
if (entry->refcount == 0) {
|
|
/* unlink */
|
|
*pp = p->next;
|
|
cache->cached->deletes_count --;
|
|
xc_entry_free_real_unlocked(XC_TYPE_PHP, cache, p);
|
|
}
|
|
else {
|
|
pp = &(p->next);
|
|
}
|
|
}
|
|
}
|
|
/* }}} */
|
|
static XC_CACHE_APPLY_FUNC(xc_gc_deletes_one) /* {{{ */
|
|
{
|
|
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);
|
|
xc_gc_delete_unlocked(cache TSRMLS_CC);
|
|
}
|
|
} LEAVE_LOCK(cache);
|
|
}
|
|
}
|
|
/* }}} */
|
|
static void xc_gc_deletes(TSRMLS_D) /* {{{ */
|
|
{
|
|
size_t i, c;
|
|
|
|
if (xc_php_caches) {
|
|
for (i = 0, c = xc_php_hcache.size; i < c; i ++) {
|
|
xc_gc_deletes_one(&xc_php_caches[i] TSRMLS_CC);
|
|
}
|
|
}
|
|
|
|
if (xc_var_caches) {
|
|
for (i = 0, c = xc_var_hcache.size; i < c; i ++) {
|
|
xc_gc_deletes_one(&xc_var_caches[i] TSRMLS_CC);
|
|
}
|
|
}
|
|
}
|
|
/* }}} */
|
|
|
|
/* helper functions for user functions */
|
|
static void xc_fillinfo_unlocked(int cachetype, xc_cache_t *cache, zval *return_value TSRMLS_DC) /* {{{ */
|
|
{
|
|
zval *blocks, *hits;
|
|
size_t i;
|
|
const xc_allocator_block_t *b;
|
|
#ifndef NDEBUG
|
|
xc_memsize_t avail = 0;
|
|
#endif
|
|
const xc_allocator_t *allocator = cache->allocator;
|
|
const xc_allocator_vtable_t *vtable = allocator->vtable;
|
|
zend_ulong interval;
|
|
const xc_cached_t *cached = cache->cached;
|
|
|
|
if (cachetype == XC_TYPE_PHP) {
|
|
interval = xc_php_ttl ? xc_php_gc_interval : 0;
|
|
}
|
|
else {
|
|
interval = xc_var_gc_interval;
|
|
}
|
|
|
|
add_assoc_long_ex(return_value, XCACHE_STRS("slots"), cache->hentry->size);
|
|
add_assoc_long_ex(return_value, XCACHE_STRS("compiling"), cached->compiling);
|
|
add_assoc_long_ex(return_value, XCACHE_STRS("disabled"), cached->disabled);
|
|
add_assoc_long_ex(return_value, XCACHE_STRS("updates"), cached->updates);
|
|
add_assoc_long_ex(return_value, XCACHE_STRS("misses"), cached->updates); /* deprecated */
|
|
add_assoc_long_ex(return_value, XCACHE_STRS("hits"), cached->hits);
|
|
add_assoc_long_ex(return_value, XCACHE_STRS("skips"), cached->skips);
|
|
add_assoc_long_ex(return_value, XCACHE_STRS("clogs"), cached->skips); /* deprecated */
|
|
add_assoc_long_ex(return_value, XCACHE_STRS("ooms"), cached->ooms);
|
|
add_assoc_long_ex(return_value, XCACHE_STRS("errors"), cached->errors);
|
|
|
|
add_assoc_long_ex(return_value, XCACHE_STRS("cached"), cached->entries_count);
|
|
add_assoc_long_ex(return_value, XCACHE_STRS("deleted"), cached->deletes_count);
|
|
if (interval) {
|
|
time_t gc = (cached->last_gc_expires + interval) - XG(request_time);
|
|
add_assoc_long_ex(return_value, XCACHE_STRS("gc"), gc > 0 ? gc : 0);
|
|
}
|
|
else {
|
|
add_assoc_null_ex(return_value, XCACHE_STRS("gc"));
|
|
}
|
|
MAKE_STD_ZVAL(hits);
|
|
array_init(hits);
|
|
for (i = 0; i < sizeof(cached->hits_by_hour) / sizeof(cached->hits_by_hour[0]); i ++) {
|
|
add_next_index_long(hits, (long) cached->hits_by_hour[i]);
|
|
}
|
|
add_assoc_zval_ex(return_value, XCACHE_STRS("hits_by_hour"), hits);
|
|
|
|
MAKE_STD_ZVAL(hits);
|
|
array_init(hits);
|
|
for (i = 0; i < sizeof(cached->hits_by_second) / sizeof(cached->hits_by_second[0]); i ++) {
|
|
add_next_index_long(hits, (long) cached->hits_by_second[i]);
|
|
}
|
|
add_assoc_zval_ex(return_value, XCACHE_STRS("hits_by_second"), hits);
|
|
|
|
MAKE_STD_ZVAL(blocks);
|
|
array_init(blocks);
|
|
|
|
add_assoc_long_ex(return_value, XCACHE_STRS("size"), vtable->size(allocator));
|
|
add_assoc_long_ex(return_value, XCACHE_STRS("avail"), vtable->avail(allocator));
|
|
add_assoc_bool_ex(return_value, XCACHE_STRS("can_readonly"), xc_readonly_protection);
|
|
|
|
for (b = vtable->freeblock_first(allocator); b; b = vtable->freeblock_next(b)) {
|
|
zval *bi;
|
|
|
|
MAKE_STD_ZVAL(bi);
|
|
array_init(bi);
|
|
|
|
add_assoc_long_ex(bi, XCACHE_STRS("size"), vtable->block_size(b));
|
|
add_assoc_long_ex(bi, XCACHE_STRS("offset"), vtable->block_offset(allocator, b));
|
|
add_next_index_zval(blocks, bi);
|
|
#ifndef NDEBUG
|
|
avail += vtable->block_size(b);
|
|
#endif
|
|
}
|
|
add_assoc_zval_ex(return_value, XCACHE_STRS("free_blocks"), blocks);
|
|
#ifndef NDEBUG
|
|
assert(avail == vtable->avail(allocator));
|
|
#endif
|
|
}
|
|
/* }}} */
|
|
static void xc_fillentry_unlocked(xc_entry_type_t type, const xc_entry_t *entry, xc_hash_value_t entryslotid, int del, zval *list TSRMLS_DC) /* {{{ */
|
|
{
|
|
zval* ei;
|
|
const xc_entry_data_php_t *php;
|
|
|
|
ALLOC_INIT_ZVAL(ei);
|
|
array_init(ei);
|
|
|
|
add_assoc_long_ex(ei, XCACHE_STRS("hits"), entry->hits);
|
|
add_assoc_long_ex(ei, XCACHE_STRS("ctime"), entry->ctime);
|
|
add_assoc_long_ex(ei, XCACHE_STRS("atime"), entry->atime);
|
|
add_assoc_long_ex(ei, XCACHE_STRS("hvalue"), entryslotid);
|
|
if (del) {
|
|
add_assoc_long_ex(ei, XCACHE_STRS("dtime"), entry->dtime);
|
|
}
|
|
#ifdef IS_UNICODE
|
|
do {
|
|
zval *zv;
|
|
ALLOC_INIT_ZVAL(zv);
|
|
switch (entry->name_type) {
|
|
case IS_UNICODE:
|
|
ZVAL_UNICODEL(zv, entry->name.ustr.val, entry->name.ustr.len, 1);
|
|
break;
|
|
case IS_STRING:
|
|
ZVAL_STRINGL(zv, entry->name.str.val, entry->name.str.len, 1);
|
|
break;
|
|
default:
|
|
assert(0);
|
|
}
|
|
zv->type = entry->name_type;
|
|
add_assoc_zval_ex(ei, XCACHE_STRS("name"), zv);
|
|
} while (0);
|
|
#else
|
|
add_assoc_stringl_ex(ei, XCACHE_STRS("name"), entry->name.str.val, entry->name.str.len, 1);
|
|
#endif
|
|
switch (type) {
|
|
case XC_TYPE_PHP: {
|
|
xc_entry_php_t *entry_php = (xc_entry_php_t *) entry;
|
|
php = entry_php->php;
|
|
add_assoc_long_ex(ei, XCACHE_STRS("size"), entry->size + php->size);
|
|
add_assoc_long_ex(ei, XCACHE_STRS("refcount"), entry_php->refcount);
|
|
add_assoc_long_ex(ei, XCACHE_STRS("phprefcount"), php->refcount);
|
|
add_assoc_long_ex(ei, XCACHE_STRS("file_mtime"), entry_php->file_mtime);
|
|
add_assoc_long_ex(ei, XCACHE_STRS("file_size"), entry_php->file_size);
|
|
add_assoc_long_ex(ei, XCACHE_STRS("file_device"), entry_php->file_device);
|
|
add_assoc_long_ex(ei, XCACHE_STRS("file_inode"), entry_php->file_inode);
|
|
|
|
#ifdef HAVE_XCACHE_CONSTANT
|
|
add_assoc_long_ex(ei, XCACHE_STRS("constinfo_cnt"), php->constinfo_cnt);
|
|
#endif
|
|
add_assoc_long_ex(ei, XCACHE_STRS("function_cnt"), php->funcinfo_cnt);
|
|
add_assoc_long_ex(ei, XCACHE_STRS("class_cnt"), php->classinfo_cnt);
|
|
#ifdef ZEND_ENGINE_2_1
|
|
add_assoc_long_ex(ei, XCACHE_STRS("autoglobal_cnt"),php->autoglobal_cnt);
|
|
#endif
|
|
break;
|
|
}
|
|
|
|
case XC_TYPE_VAR:
|
|
add_assoc_long_ex(ei, XCACHE_STRS("refcount"), 0); /* for BC only */
|
|
add_assoc_long_ex(ei, XCACHE_STRS("size"), entry->size);
|
|
break;
|
|
|
|
default:
|
|
assert(0);
|
|
}
|
|
|
|
add_next_index_zval(list, ei);
|
|
}
|
|
/* }}} */
|
|
static void xc_filllist_unlocked(xc_entry_type_t type, xc_cache_t *cache, zval *return_value TSRMLS_DC) /* {{{ */
|
|
{
|
|
zval* list;
|
|
size_t i, c;
|
|
xc_entry_t *e;
|
|
|
|
ALLOC_INIT_ZVAL(list);
|
|
array_init(list);
|
|
|
|
for (i = 0, c = cache->hentry->size; i < c; i ++) {
|
|
for (e = cache->cached->entries[i]; e; e = e->next) {
|
|
xc_fillentry_unlocked(type, e, i, 0, list TSRMLS_CC);
|
|
}
|
|
}
|
|
add_assoc_zval(return_value, "cache_list", list);
|
|
|
|
ALLOC_INIT_ZVAL(list);
|
|
array_init(list);
|
|
for (e = cache->cached->deletes; e; e = e->next) {
|
|
xc_fillentry_unlocked(XC_TYPE_PHP, e, 0, 1, list TSRMLS_CC);
|
|
}
|
|
add_assoc_zval(return_value, "deleted_list", list);
|
|
}
|
|
/* }}} */
|
|
|
|
static zend_op_array *xc_entry_install(xc_entry_php_t *entry_php TSRMLS_DC) /* {{{ */
|
|
{
|
|
zend_uint i;
|
|
xc_entry_data_php_t *p = entry_php->php;
|
|
zend_op_array *old_active_op_array = CG(active_op_array);
|
|
#ifndef ZEND_ENGINE_2
|
|
ALLOCA_FLAG(use_heap)
|
|
/* new ptr which is stored inside CG(class_table) */
|
|
xc_cest_t **new_cest_ptrs = (xc_cest_t **)xc_do_alloca(sizeof(xc_cest_t*) * p->classinfo_cnt, use_heap);
|
|
#endif
|
|
|
|
CG(active_op_array) = p->op_array;
|
|
|
|
#ifdef HAVE_XCACHE_CONSTANT
|
|
/* install constant */
|
|
for (i = 0; i < p->constinfo_cnt; i ++) {
|
|
xc_constinfo_t *ci = &p->constinfos[i];
|
|
xc_install_constant(entry_php->entry.name.str.val, &ci->constant,
|
|
UNISW(0, ci->type), ci->key, ci->key_size, ci->h TSRMLS_CC);
|
|
}
|
|
#endif
|
|
|
|
/* install function */
|
|
for (i = 0; i < p->funcinfo_cnt; i ++) {
|
|
xc_funcinfo_t *fi = &p->funcinfos[i];
|
|
xc_install_function(entry_php->entry.name.str.val, &fi->func,
|
|
UNISW(0, fi->type), fi->key, fi->key_size, fi->h TSRMLS_CC);
|
|
}
|
|
|
|
/* install class */
|
|
for (i = 0; i < p->classinfo_cnt; i ++) {
|
|
xc_classinfo_t *ci = &p->classinfos[i];
|
|
#ifndef ZEND_ENGINE_2
|
|
zend_class_entry *ce = CestToCePtr(ci->cest);
|
|
/* fix pointer to the be which inside class_table */
|
|
if (ce->parent) {
|
|
zend_uint class_idx = (/* class_num */ (int) (long) ce->parent) - 1;
|
|
assert(class_idx < i);
|
|
ci->cest.parent = new_cest_ptrs[class_idx];
|
|
}
|
|
new_cest_ptrs[i] =
|
|
#endif
|
|
#ifdef ZEND_COMPILE_DELAYED_BINDING
|
|
xc_install_class(entry_php->entry.name.str.val, &ci->cest, -1,
|
|
UNISW(0, ci->type), ci->key, ci->key_size, ci->h TSRMLS_CC);
|
|
#else
|
|
xc_install_class(entry_php->entry.name.str.val, &ci->cest, ci->oplineno,
|
|
UNISW(0, ci->type), ci->key, ci->key_size, ci->h TSRMLS_CC);
|
|
#endif
|
|
}
|
|
|
|
#ifdef ZEND_ENGINE_2_1
|
|
/* trigger auto_globals jit */
|
|
for (i = 0; i < p->autoglobal_cnt; i ++) {
|
|
xc_autoglobal_t *aginfo = &p->autoglobals[i];
|
|
zend_u_is_auto_global(aginfo->type, aginfo->key, aginfo->key_len TSRMLS_CC);
|
|
}
|
|
#endif
|
|
#ifdef XCACHE_ERROR_CACHING
|
|
/* restore trigger errors */
|
|
for (i = 0; i < p->compilererror_cnt; i ++) {
|
|
xc_compilererror_t *error = &p->compilererrors[i];
|
|
CG(zend_lineno) = error->lineno;
|
|
zend_error(error->type, "%s", error->error);
|
|
}
|
|
CG(zend_lineno) = 0;
|
|
#endif
|
|
|
|
i = 1;
|
|
#ifndef ZEND_ENGINE_2_2
|
|
zend_hash_add(&EG(included_files), entry_php->entry.name.str.val, entry_php->entry.name.str.len+1, (void *)&i, sizeof(int), NULL);
|
|
#endif
|
|
|
|
#ifndef ZEND_ENGINE_2
|
|
xc_free_alloca(new_cest_ptrs, use_heap);
|
|
#endif
|
|
CG(active_op_array) = old_active_op_array;
|
|
return p->op_array;
|
|
}
|
|
/* }}} */
|
|
|
|
static inline void xc_entry_unholds_real(xc_stack_t *holds, xc_cache_t *caches, size_t cachecount TSRMLS_DC) /* {{{ */
|
|
{
|
|
size_t i;
|
|
xc_stack_t *s;
|
|
xc_cache_t *cache;
|
|
xc_entry_php_t *entry_php;
|
|
|
|
for (i = 0; i < cachecount; i ++) {
|
|
s = &holds[i];
|
|
TRACE("holded %d items", xc_stack_count(s));
|
|
if (xc_stack_count(s)) {
|
|
cache = &caches[i];
|
|
ENTER_LOCK(cache) {
|
|
while (xc_stack_count(s)) {
|
|
entry_php = (xc_entry_php_t *) xc_stack_pop(s);
|
|
TRACE("unhold %d:%s", entry_php->file_inode, entry_php->entry.name.str.val);
|
|
assert(entry_php->refcount > 0);
|
|
--entry_php->refcount;
|
|
}
|
|
} LEAVE_LOCK(cache);
|
|
}
|
|
}
|
|
}
|
|
/* }}} */
|
|
static void xc_entry_unholds(TSRMLS_D) /* {{{ */
|
|
{
|
|
if (xc_php_caches) {
|
|
xc_entry_unholds_real(XG(php_holds), xc_php_caches, xc_php_hcache.size TSRMLS_CC);
|
|
}
|
|
|
|
if (xc_var_caches) {
|
|
xc_entry_unholds_real(XG(var_holds), xc_var_caches, xc_var_hcache.size TSRMLS_CC);
|
|
}
|
|
}
|
|
/* }}} */
|
|
|
|
#define HASH(i) (i)
|
|
#define HASH_ZSTR_L(t, s, l) HASH(zend_u_inline_hash_func((t), (s), ((l) + 1) * sizeof(UChar)))
|
|
#define HASH_STR_S(s, l) HASH(zend_inline_hash_func((char *) (s), (l)))
|
|
#define HASH_STR_L(s, l) HASH_STR_S((s), (l) + 1)
|
|
#define HASH_STR(s) HASH_STR_L((s), strlen((s)) + 1)
|
|
#define HASH_NUM(n) HASH(n)
|
|
static inline xc_hash_value_t xc_hash_fold(xc_hash_value_t hvalue, const xc_hash_t *hasher) /* {{{ fold hash bits as needed */
|
|
{
|
|
xc_hash_value_t folded = 0;
|
|
while (hvalue) {
|
|
folded ^= (hvalue & hasher->mask);
|
|
hvalue >>= hasher->bits;
|
|
}
|
|
return folded;
|
|
}
|
|
/* }}} */
|
|
static inline xc_hash_value_t xc_entry_hash_name(xc_entry_t *entry TSRMLS_DC) /* {{{ */
|
|
{
|
|
return UNISW(NOTHING, UG(unicode) ? HASH_ZSTR_L(entry->name_type, entry->name.uni.val, entry->name.uni.len) :)
|
|
HASH_STR_L(entry->name.str.val, entry->name.str.len);
|
|
}
|
|
/* }}} */
|
|
#define xc_entry_hash_var xc_entry_hash_name
|
|
static void xc_entry_free_key_php(xc_entry_php_t *entry_php TSRMLS_DC) /* {{{ */
|
|
{
|
|
#define X_FREE(var) do {\
|
|
if (entry_php->var) { \
|
|
efree(entry_php->var); \
|
|
} \
|
|
} while (0)
|
|
X_FREE(dirpath);
|
|
#ifdef IS_UNICODE
|
|
X_FREE(ufilepath);
|
|
X_FREE(udirpath);
|
|
#endif
|
|
|
|
#undef X_FREE
|
|
}
|
|
/* }}} */
|
|
static char *xc_expand_url(const char *filepath, char *real_path TSRMLS_DC) /* {{{ */
|
|
{
|
|
if (strstr(filepath, "://") != NULL) {
|
|
size_t filepath_len = strlen(filepath);
|
|
size_t copy_len = filepath_len > MAXPATHLEN - 1 ? MAXPATHLEN - 1 : filepath_len;
|
|
memcpy(real_path, filepath, filepath_len);
|
|
real_path[copy_len] = '\0';
|
|
return real_path;
|
|
}
|
|
return expand_filepath(filepath, real_path TSRMLS_CC);
|
|
}
|
|
/* }}} */
|
|
|
|
#define XC_RESOLVE_PATH_CHECKER(name) int name(const char *filepath, size_t filepath_len, void *data TSRMLS_DC)
|
|
typedef XC_RESOLVE_PATH_CHECKER((*xc_resolve_path_checker_func_t));
|
|
static int xc_resolve_path(const char *filepath, char *path_buffer, xc_resolve_path_checker_func_t checker_func, void *data TSRMLS_DC) /* {{{ */
|
|
{
|
|
char *paths, *path;
|
|
char *tokbuf;
|
|
size_t path_buffer_len;
|
|
size_t size;
|
|
char tokens[] = { DEFAULT_DIR_SEPARATOR, '\0' };
|
|
int ret;
|
|
ALLOCA_FLAG(use_heap)
|
|
|
|
#if 0
|
|
if ((*filepath == '.' &&
|
|
(IS_SLASH(filepath[1]) ||
|
|
((filepath[1] == '.') && IS_SLASH(filepath[2])))) ||
|
|
IS_ABSOLUTE_PATH(filepath, strlen(filepath)) ||
|
|
!path ||
|
|
!*path) {
|
|
|
|
ret = checker_func(path_buffer, path_buffer_len, data TSRMLS_CC);
|
|
goto finish;
|
|
}
|
|
#endif
|
|
|
|
size = strlen(PG(include_path)) + 1;
|
|
paths = (char *)xc_do_alloca(size, use_heap);
|
|
memcpy(paths, PG(include_path), size);
|
|
|
|
for (path = php_strtok_r(paths, tokens, &tokbuf); path; path = php_strtok_r(NULL, tokens, &tokbuf)) {
|
|
path_buffer_len = snprintf(path_buffer, MAXPATHLEN, "%s/%s", path, filepath);
|
|
if (path_buffer_len < MAXPATHLEN - 1) {
|
|
ret = checker_func(path_buffer, path_buffer_len, data TSRMLS_CC);
|
|
if (ret == SUCCESS) {
|
|
goto finish;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* fall back to current directory */
|
|
if (zend_is_executing(TSRMLS_C)) {
|
|
const char *executing_filename = zend_get_executed_filename(TSRMLS_C);
|
|
int dirname_len = (int) strlen(executing_filename);
|
|
size_t filename_len = strlen(filepath);
|
|
|
|
while ((--dirname_len >= 0) && !IS_SLASH(executing_filename[dirname_len]));
|
|
if (executing_filename && dirname_len > 0 && executing_filename[0] && executing_filename[0] != '['
|
|
&& dirname_len + 1 + filename_len + 1 < MAXPATHLEN) {
|
|
memcpy(path_buffer, executing_filename, dirname_len + 1);
|
|
memcpy(path_buffer + dirname_len + 1, filepath, filename_len + 1);
|
|
path_buffer_len = dirname_len + 1 + filename_len;
|
|
ret = checker_func(path_buffer, path_buffer_len, data TSRMLS_CC);
|
|
if (ret == SUCCESS) {
|
|
goto finish;
|
|
}
|
|
}
|
|
}
|
|
|
|
ret = FAILURE;
|
|
|
|
finish:
|
|
xc_free_alloca(paths, use_heap);
|
|
|
|
return ret;
|
|
}
|
|
/* }}} */
|
|
|
|
static zend_bool xc_is_absolute(const char *filepath, size_t filepath_len) /* {{{ */
|
|
{
|
|
const char *p;
|
|
|
|
if (IS_ABSOLUTE_PATH(filepath, filepath_len)) {
|
|
return 1;
|
|
}
|
|
|
|
for (p = filepath; isalnum((int)*p) || *p == '+' || *p == '-' || *p == '.'; p++);
|
|
if ((*p == ':') && (p - filepath > 1) && (p[1] == '/') && (p[2] == '/')) {
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
/* }}} */
|
|
static int xc_stat(const char *filepath, struct stat *statbuf TSRMLS_DC) /* {{{ */
|
|
{
|
|
if (strstr(filepath, "://") != NULL) {
|
|
php_stream_statbuf ssb;
|
|
php_stream_wrapper *wrapper = NULL;
|
|
char *path_for_open = NULL;
|
|
|
|
wrapper = php_stream_locate_url_wrapper(filepath, &path_for_open, 0 TSRMLS_CC);
|
|
if (wrapper && wrapper->wops->url_stat
|
|
#ifdef ZEND_ENGINE_2
|
|
&& wrapper->wops->url_stat(wrapper, path_for_open, PHP_STREAM_URL_STAT_QUIET, &ssb, NULL TSRMLS_CC) == SUCCESS
|
|
#else
|
|
&& wrapper->wops->url_stat(wrapper, path_for_open, &ssb TSRMLS_CC) == SUCCESS
|
|
#endif
|
|
) {
|
|
*statbuf = ssb.sb;
|
|
return SUCCESS;
|
|
}
|
|
|
|
return FAILURE;
|
|
}
|
|
|
|
return VCWD_STAT(filepath, statbuf);
|
|
}
|
|
/* }}} */
|
|
static XC_RESOLVE_PATH_CHECKER(xc_resolve_path_stat_checker) /* {{{ */
|
|
{
|
|
return xc_stat(filepath, (struct stat *) data TSRMLS_CC);
|
|
}
|
|
/* }}} */
|
|
#ifndef ZEND_ENGINE_2_3
|
|
static int xc_resolve_path_stat(const char *filepath, char *path_buffer, struct stat *pbuf TSRMLS_DC) /* {{{ */
|
|
{
|
|
return xc_resolve_path(filepath, path_buffer, xc_resolve_path_stat_checker, (void *) pbuf TSRMLS_CC);
|
|
}
|
|
/* }}} */
|
|
#endif
|
|
typedef struct xc_compiler_t { /* {{{ */
|
|
/* XCache cached compile state */
|
|
const char *filename;
|
|
size_t filename_len;
|
|
const char *opened_path;
|
|
char opened_path_buffer[MAXPATHLEN];
|
|
|
|
xc_entry_hash_t entry_hash;
|
|
xc_entry_php_t new_entry;
|
|
xc_entry_data_php_t new_php;
|
|
} xc_compiler_t;
|
|
/* }}} */
|
|
typedef struct xc_resolve_path_entry_checker_t { /* {{{ */
|
|
xc_compiler_t *compiler;
|
|
xc_entry_php_t **stored_entry;
|
|
} xc_resolve_path_entry_checker_data_t;
|
|
/* }}} */
|
|
static XC_RESOLVE_PATH_CHECKER(xc_resolve_path_entry_checker) /* {{{ */
|
|
{
|
|
xc_resolve_path_entry_checker_data_t *entry_checker_data = (xc_resolve_path_entry_checker_data_t *) data;
|
|
xc_compiler_t *compiler = entry_checker_data->compiler;
|
|
|
|
compiler->new_entry.entry.name.str.val = xc_expand_url(filepath, compiler->opened_path_buffer TSRMLS_CC);
|
|
compiler->new_entry.entry.name.str.len = (int) strlen(compiler->new_entry.entry.name.str.val);
|
|
|
|
*entry_checker_data->stored_entry = (xc_entry_php_t *) xc_entry_find_unlocked(
|
|
XC_TYPE_PHP
|
|
, &xc_php_caches[compiler->entry_hash.cacheid]
|
|
, compiler->entry_hash.entryslotid
|
|
, (xc_entry_t *) &compiler->new_entry
|
|
TSRMLS_CC);
|
|
|
|
return *entry_checker_data->stored_entry ? SUCCESS : FAILURE;
|
|
}
|
|
/* }}} */
|
|
static int xc_resolve_path_check_entry_unlocked(xc_compiler_t *compiler, const char *filepath, xc_entry_php_t **stored_entry TSRMLS_DC) /* {{{ */
|
|
{
|
|
char path_buffer[MAXPATHLEN];
|
|
xc_resolve_path_entry_checker_data_t entry_checker_data;
|
|
entry_checker_data.compiler = compiler;
|
|
entry_checker_data.stored_entry = stored_entry;
|
|
|
|
return xc_resolve_path(filepath, path_buffer, xc_resolve_path_entry_checker, (void *) &entry_checker_data TSRMLS_CC);
|
|
}
|
|
/* }}} */
|
|
static int xc_entry_php_quick_resolve_opened_path(xc_compiler_t *compiler, struct stat *statbuf TSRMLS_DC) /* {{{ */
|
|
{
|
|
if (strcmp(SG(request_info).path_translated, compiler->filename) == 0) {
|
|
/* sapi has already done this stat() for us */
|
|
if (statbuf) {
|
|
struct stat *sapi_stat = sapi_get_stat(TSRMLS_C);
|
|
if (!sapi_stat) {
|
|
goto giveupsapistat;
|
|
}
|
|
*statbuf = *sapi_stat;
|
|
}
|
|
|
|
compiler->opened_path = xc_expand_url(compiler->filename, compiler->opened_path_buffer TSRMLS_CC);
|
|
return SUCCESS;
|
|
}
|
|
giveupsapistat:
|
|
|
|
/* absolute path */
|
|
if (xc_is_absolute(compiler->filename, strlen(compiler->filename))) {
|
|
if (statbuf && xc_stat(compiler->filename, statbuf TSRMLS_CC) != SUCCESS) {
|
|
return FAILURE;
|
|
}
|
|
compiler->opened_path = xc_expand_url(compiler->filename, compiler->opened_path_buffer TSRMLS_CC);
|
|
return SUCCESS;
|
|
}
|
|
|
|
/* relative path */
|
|
if (*compiler->filename == '.' && (IS_SLASH(compiler->filename[1]) || compiler->filename[1] == '.')) {
|
|
const char *ptr = compiler->filename + 1;
|
|
if (*ptr == '.') {
|
|
while (*(++ptr) == '.');
|
|
if (!IS_SLASH(*ptr)) {
|
|
return FAILURE;
|
|
}
|
|
}
|
|
|
|
if (statbuf && VCWD_STAT(compiler->filename, statbuf) != 0) {
|
|
return FAILURE;
|
|
}
|
|
|
|
compiler->opened_path = xc_expand_url(compiler->filename, compiler->opened_path_buffer TSRMLS_CC);
|
|
return SUCCESS;
|
|
}
|
|
|
|
return FAILURE;
|
|
}
|
|
/* }}} */
|
|
static int xc_entry_php_resolve_opened_path(xc_compiler_t *compiler, struct stat *statbuf TSRMLS_DC) /* {{{ */
|
|
{
|
|
if (xc_entry_php_quick_resolve_opened_path(compiler, statbuf TSRMLS_CC) == SUCCESS) {
|
|
/* opened_path resolved */
|
|
return SUCCESS;
|
|
}
|
|
/* fall back to real stat call */
|
|
else {
|
|
#ifdef ZEND_ENGINE_2_3
|
|
char *opened_path = php_resolve_path(compiler->filename, (int) compiler->filename_len, PG(include_path) TSRMLS_CC);
|
|
if (opened_path) {
|
|
strcpy(compiler->opened_path_buffer, opened_path);
|
|
efree(opened_path);
|
|
compiler->opened_path = compiler->opened_path_buffer;
|
|
if (!statbuf || xc_stat(compiler->opened_path, statbuf TSRMLS_CC) == SUCCESS) {
|
|
return SUCCESS;
|
|
}
|
|
}
|
|
#else
|
|
char path_buffer[MAXPATHLEN];
|
|
if (xc_resolve_path_stat(compiler->filename, path_buffer, statbuf TSRMLS_CC) == SUCCESS) {
|
|
compiler->opened_path = xc_expand_url(path_buffer, compiler->opened_path_buffer TSRMLS_CC);
|
|
return SUCCESS;
|
|
}
|
|
#endif
|
|
}
|
|
return FAILURE;
|
|
}
|
|
/* }}} */
|
|
static int xc_entry_php_init_key(xc_compiler_t *compiler TSRMLS_DC) /* {{{ */
|
|
{
|
|
if (XG(stat)) {
|
|
struct stat buf;
|
|
time_t delta;
|
|
|
|
if (compiler->opened_path) {
|
|
if (xc_stat(compiler->opened_path, &buf TSRMLS_CC) != SUCCESS) {
|
|
return FAILURE;
|
|
}
|
|
}
|
|
else {
|
|
if (xc_entry_php_resolve_opened_path(compiler, &buf TSRMLS_CC) != SUCCESS) {
|
|
return FAILURE;
|
|
}
|
|
}
|
|
|
|
delta = XG(request_time) - buf.st_mtime;
|
|
if (abs((int) delta) < 2 && !xc_test) {
|
|
return FAILURE;
|
|
}
|
|
|
|
compiler->new_entry.file_mtime = buf.st_mtime;
|
|
compiler->new_entry.file_size = buf.st_size;
|
|
compiler->new_entry.file_device = buf.st_dev;
|
|
compiler->new_entry.file_inode = buf.st_ino;
|
|
}
|
|
else {
|
|
xc_entry_php_quick_resolve_opened_path(compiler, NULL TSRMLS_CC);
|
|
|
|
compiler->new_entry.file_mtime = 0;
|
|
compiler->new_entry.file_size = 0;
|
|
compiler->new_entry.file_device = 0;
|
|
compiler->new_entry.file_inode = 0;
|
|
}
|
|
|
|
{
|
|
xc_hash_value_t basename_hash_value;
|
|
if (xc_php_hcache.size > 1
|
|
|| !compiler->new_entry.file_inode) {
|
|
const char *filename_end = compiler->filename + compiler->filename_len;
|
|
const char *basename_begin = filename_end - 1;
|
|
|
|
/* scan till out of basename part */
|
|
while (basename_begin >= compiler->filename && !IS_SLASH(*basename_begin)) {
|
|
--basename_begin;
|
|
}
|
|
/* get back to basename_begin */
|
|
++basename_begin;
|
|
|
|
basename_hash_value = HASH_STR_L(basename_begin, (uint) (filename_end - basename_begin));
|
|
}
|
|
|
|
compiler->entry_hash.cacheid = xc_php_hcache.size > 1 ? xc_hash_fold(basename_hash_value, &xc_php_hcache) : 0;
|
|
compiler->entry_hash.entryslotid = xc_hash_fold(
|
|
compiler->new_entry.file_inode
|
|
? (xc_hash_value_t) HASH(compiler->new_entry.file_device + compiler->new_entry.file_inode)
|
|
: basename_hash_value
|
|
, &xc_php_hentry);
|
|
}
|
|
|
|
compiler->new_entry.filepath = NULL;
|
|
compiler->new_entry.dirpath = NULL;
|
|
#ifdef IS_UNICODE
|
|
compiler->new_entry.ufilepath = NULL;
|
|
compiler->new_entry.udirpath = NULL;
|
|
#endif
|
|
|
|
return SUCCESS;
|
|
}
|
|
/* }}} */
|
|
static inline xc_hash_value_t xc_php_hash_md5(xc_entry_data_php_t *php TSRMLS_DC) /* {{{ */
|
|
{
|
|
return HASH_STR_S(php->md5.digest, sizeof(php->md5.digest));
|
|
}
|
|
/* }}} */
|
|
static int xc_entry_data_php_init_md5(xc_cache_t *cache, xc_compiler_t *compiler TSRMLS_DC) /* {{{ */
|
|
{
|
|
unsigned char buf[1024];
|
|
PHP_MD5_CTX context;
|
|
int n;
|
|
php_stream *stream;
|
|
ulong old_rsid = EG(regular_list).nNextFreeElement;
|
|
|
|
stream = php_stream_open_wrapper((char *) compiler->filename, "rb", USE_PATH | REPORT_ERRORS | ENFORCE_SAFE_MODE | STREAM_DISABLE_OPEN_BASEDIR, NULL);
|
|
if (!stream) {
|
|
return FAILURE;
|
|
}
|
|
|
|
PHP_MD5Init(&context);
|
|
while ((n = php_stream_read(stream, (char *) buf, (int) sizeof(buf))) > 0) {
|
|
PHP_MD5Update(&context, buf, n);
|
|
}
|
|
PHP_MD5Final((unsigned char *) compiler->new_php.md5.digest, &context);
|
|
|
|
php_stream_close(stream);
|
|
if (EG(regular_list).nNextFreeElement == old_rsid + 1) {
|
|
EG(regular_list).nNextFreeElement = old_rsid;
|
|
}
|
|
|
|
if (n < 0) {
|
|
return FAILURE;
|
|
}
|
|
|
|
compiler->new_php.hvalue = (xc_php_hash_md5(&compiler->new_php TSRMLS_CC) & cache->hphp->mask);
|
|
#ifdef XCACHE_DEBUG
|
|
{
|
|
char md5str[33];
|
|
make_digest(md5str, (unsigned char *) compiler->new_php.md5.digest);
|
|
TRACE("md5 %s", md5str);
|
|
}
|
|
#endif
|
|
|
|
return SUCCESS;
|
|
}
|
|
/* }}} */
|
|
static void xc_entry_php_init(xc_entry_php_t *entry_php, const char *filepath TSRMLS_DC) /* {{{*/
|
|
{
|
|
entry_php->filepath = ZEND_24((char *), NOTHING) filepath;
|
|
entry_php->filepath_len = strlen(entry_php->filepath);
|
|
entry_php->dirpath = estrndup(entry_php->filepath, entry_php->filepath_len);
|
|
entry_php->dirpath_len = zend_dirname(entry_php->dirpath, entry_php->filepath_len);
|
|
#ifdef IS_UNICODE
|
|
zend_string_to_unicode(ZEND_U_CONVERTER(UG(runtime_encoding_conv)), &entry_php->ufilepath, &entry_php->ufilepath_len, entry_php->filepath, entry_php->filepath_len TSRMLS_CC);
|
|
zend_string_to_unicode(ZEND_U_CONVERTER(UG(runtime_encoding_conv)), &entry_php->udirpath, &entry_php->udirpath_len, entry_php->dirpath, entry_php->dirpath_len TSRMLS_CC);
|
|
#endif
|
|
}
|
|
/* }}} */
|
|
#ifndef ZEND_COMPILE_DELAYED_BINDING
|
|
static void xc_cache_early_binding_class_cb(zend_op *opline, int oplineno, void *data TSRMLS_DC) /* {{{ */
|
|
{
|
|
char *class_name;
|
|
zend_uint i;
|
|
int class_len;
|
|
xc_cest_t cest;
|
|
xc_entry_data_php_t *php = (xc_entry_data_php_t *) data;
|
|
|
|
class_name = Z_OP_CONSTANT(opline->op1).value.str.val;
|
|
class_len = Z_OP_CONSTANT(opline->op1).value.str.len;
|
|
if (zend_hash_find(CG(class_table), class_name, class_len, (void **) &cest) == FAILURE) {
|
|
assert(0);
|
|
}
|
|
TRACE("got ZEND_DECLARE_INHERITED_CLASS: %s", class_name + 1);
|
|
/* let's see which class */
|
|
for (i = 0; i < php->classinfo_cnt; i ++) {
|
|
if (memcmp(ZSTR_S(php->classinfos[i].key), class_name, class_len) == 0) {
|
|
php->classinfos[i].oplineno = oplineno;
|
|
php->have_early_binding = 1;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (i == php->classinfo_cnt) {
|
|
assert(0);
|
|
}
|
|
}
|
|
/* }}} */
|
|
#endif
|
|
|
|
/* {{{ Constant Usage */
|
|
#ifdef ZEND_ENGINE_2_4
|
|
# define xcache_literal_is_dir 1
|
|
# define xcache_literal_is_file 2
|
|
#else
|
|
# define xcache_op1_is_file 1
|
|
# define xcache_op1_is_dir 2
|
|
# define xcache_op2_is_file 4
|
|
# define xcache_op2_is_dir 8
|
|
#endif
|
|
typedef struct {
|
|
zend_bool filepath_used;
|
|
zend_bool dirpath_used;
|
|
zend_bool ufilepath_used;
|
|
zend_bool udirpath_used;
|
|
} xc_const_usage_t;
|
|
/* }}} */
|
|
static void xc_collect_op_array_info(xc_compiler_t *compiler, xc_const_usage_t *usage, xc_op_array_info_t *op_array_info, zend_op_array *op_array TSRMLS_DC) /* {{{ */
|
|
{
|
|
#ifdef ZEND_ENGINE_2_4
|
|
int literalindex;
|
|
#else
|
|
zend_uint oplinenum;
|
|
#endif
|
|
xc_vector_t details;
|
|
|
|
xc_vector_init(xc_op_array_info_detail_t, &details);
|
|
|
|
#define XCACHE_ANALYZE_LITERAL(type) \
|
|
if (zend_binary_strcmp(Z_STRVAL(literal->constant), Z_STRLEN(literal->constant), compiler->new_entry.type##path, compiler->new_entry.type##path_len) == 0) { \
|
|
usage->type##path_used = 1; \
|
|
literalinfo |= xcache_##literal##_is_##type; \
|
|
}
|
|
|
|
#define XCACHE_U_ANALYZE_LITERAL(type) \
|
|
if (zend_u_##binary_strcmp(Z_USTRVAL(literal->constant), Z_USTRLEN(literal->constant), compiler->new_entry.u##type##path, compiler->new_entry.u##type##path_len) == 0) { \
|
|
usage->u##type##path_used = 1; \
|
|
literalinfo |= xcache_##literal##_is_##type; \
|
|
}
|
|
|
|
#define XCACHE_ANALYZE_OP(type, op) \
|
|
if (zend_binary_strcmp(Z_STRVAL(Z_OP_CONSTANT(opline->op)), Z_STRLEN(Z_OP_CONSTANT(opline->op)), compiler->new_entry.type##path, compiler->new_entry.type##path_len) == 0) { \
|
|
usage->type##path_used = 1; \
|
|
oplineinfo |= xcache_##op##_is_##type; \
|
|
}
|
|
|
|
#define XCACHE_U_ANALYZE_OP(type, op) \
|
|
if (zend_u_##binary_strcmp(Z_USTRVAL(Z_OP_CONSTANT(opline->op)), Z_USTRLEN(Z_OP_CONSTANT(opline->op)), compiler->new_entry.u##type##path, compiler->new_entry.u##type##path_len) == 0) { \
|
|
usage->u##type##path_used = 1; \
|
|
oplineinfo |= xcache_##op##_is_##type; \
|
|
}
|
|
|
|
#ifdef ZEND_ENGINE_2_4
|
|
for (literalindex = 0; literalindex < op_array->last_literal; literalindex++) {
|
|
zend_literal *literal = &op_array->literals[literalindex];
|
|
zend_uint literalinfo = 0;
|
|
if (Z_TYPE(literal->constant) == IS_STRING) {
|
|
XCACHE_ANALYZE_LITERAL(file)
|
|
else XCACHE_ANALYZE_LITERAL(dir)
|
|
}
|
|
#ifdef IS_UNICODE
|
|
else if (Z_TYPE(literal->constant) == IS_UNICODE) {
|
|
XCACHE_U_ANALYZE_LITERAL(file)
|
|
else XCACHE_U_ANALYZE_LITERAL(dir)
|
|
}
|
|
#endif
|
|
if (literalinfo) {
|
|
xc_op_array_info_detail_t detail;
|
|
detail.index = literalindex;
|
|
detail.info = literalinfo;
|
|
xc_vector_add(xc_op_array_info_detail_t, &details, detail);
|
|
}
|
|
}
|
|
|
|
op_array_info->literalinfo_cnt = details.cnt;
|
|
op_array_info->literalinfos = xc_vector_detach(xc_op_array_info_detail_t, &details);
|
|
#else /* ZEND_ENGINE_2_4 */
|
|
for (oplinenum = 0; oplinenum < op_array->last; oplinenum++) {
|
|
zend_op *opline = &op_array->opcodes[oplinenum];
|
|
zend_uint oplineinfo = 0;
|
|
if (Z_OP_TYPE(opline->op1) == IS_CONST) {
|
|
if (Z_TYPE(Z_OP_CONSTANT(opline->op1)) == IS_STRING) {
|
|
XCACHE_ANALYZE_OP(file, op1)
|
|
else XCACHE_ANALYZE_OP(dir, op1)
|
|
}
|
|
#ifdef IS_UNICODE
|
|
else if (Z_TYPE(Z_OP_CONSTANT(opline->op1)) == IS_UNICODE) {
|
|
XCACHE_U_ANALYZE_OP(file, op1)
|
|
else XCACHE_U_ANALYZE_OP(dir, op1)
|
|
}
|
|
#endif
|
|
}
|
|
|
|
if (Z_OP_TYPE(opline->op2) == IS_CONST) {
|
|
if (Z_TYPE(Z_OP_CONSTANT(opline->op2)) == IS_STRING) {
|
|
XCACHE_ANALYZE_OP(file, op2)
|
|
else XCACHE_ANALYZE_OP(dir, op2)
|
|
}
|
|
#ifdef IS_UNICODE
|
|
else if (Z_TYPE(Z_OP_CONSTANT(opline->op2)) == IS_UNICODE) {
|
|
XCACHE_U_ANALYZE_OP(file, op2)
|
|
else XCACHE_U_ANALYZE_OP(dir, op2)
|
|
}
|
|
#endif
|
|
}
|
|
|
|
if (oplineinfo) {
|
|
xc_op_array_info_detail_t detail;
|
|
detail.index = oplinenum;
|
|
detail.info = oplineinfo;
|
|
xc_vector_add(xc_op_array_info_detail_t, &details, detail);
|
|
}
|
|
}
|
|
|
|
op_array_info->oplineinfo_cnt = details.cnt;
|
|
op_array_info->oplineinfos = xc_vector_detach(xc_op_array_info_detail_t, &details);
|
|
#endif /* ZEND_ENGINE_2_4 */
|
|
xc_vector_free(xc_op_array_info_detail_t, &details);
|
|
}
|
|
/* }}} */
|
|
void xc_fix_op_array_info(const xc_entry_php_t *entry_php, const xc_entry_data_php_t *php, zend_op_array *op_array, int shallow_copy, const xc_op_array_info_t *op_array_info TSRMLS_DC) /* {{{ */
|
|
{
|
|
#ifdef ZEND_ENGINE_2_4
|
|
zend_uint literalinfoindex;
|
|
|
|
for (literalinfoindex = 0; literalinfoindex < op_array_info->literalinfo_cnt; ++literalinfoindex) {
|
|
int literalindex = op_array_info->literalinfos[literalinfoindex].index;
|
|
int literalinfo = op_array_info->literalinfos[literalinfoindex].info;
|
|
zend_literal *literal = &op_array->literals[literalindex];
|
|
if ((literalinfo & xcache_literal_is_file)) {
|
|
if (!shallow_copy) {
|
|
efree(Z_STRVAL(literal->constant));
|
|
}
|
|
if (Z_TYPE(literal->constant) == IS_STRING) {
|
|
assert(entry_php->filepath);
|
|
ZVAL_STRINGL(&literal->constant, entry_php->filepath, entry_php->filepath_len, !shallow_copy);
|
|
TRACE("restored literal constant: %s", entry_php->filepath);
|
|
}
|
|
#ifdef IS_UNICODE
|
|
else if (Z_TYPE(literal->constant) == IS_UNICODE) {
|
|
assert(entry_php->ufilepath);
|
|
ZVAL_UNICODEL(&literal->constant, entry_php->ufilepath, entry_php->ufilepath_len, !shallow_copy);
|
|
}
|
|
#endif
|
|
else {
|
|
assert(0);
|
|
}
|
|
}
|
|
else if ((literalinfo & xcache_literal_is_dir)) {
|
|
if (!shallow_copy) {
|
|
efree(Z_STRVAL(literal->constant));
|
|
}
|
|
if (Z_TYPE(literal->constant) == IS_STRING) {
|
|
assert(entry_php->dirpath);
|
|
TRACE("restored literal constant: %s", entry_php->dirpath);
|
|
ZVAL_STRINGL(&literal->constant, entry_php->dirpath, entry_php->dirpath_len, !shallow_copy);
|
|
}
|
|
#ifdef IS_UNICODE
|
|
else if (Z_TYPE(literal->constant) == IS_UNICODE) {
|
|
assert(!entry_php->udirpath);
|
|
ZVAL_UNICODEL(&literal->constant, entry_php->udirpath, entry_php->udirpath_len, !shallow_copy);
|
|
}
|
|
#endif
|
|
else {
|
|
assert(0);
|
|
}
|
|
}
|
|
}
|
|
#else /* ZEND_ENGINE_2_4 */
|
|
zend_uint oplinenum;
|
|
|
|
for (oplinenum = 0; oplinenum < op_array_info->oplineinfo_cnt; ++oplinenum) {
|
|
int oplineindex = op_array_info->oplineinfos[oplinenum].index;
|
|
int oplineinfo = op_array_info->oplineinfos[oplinenum].info;
|
|
zend_op *opline = &op_array->opcodes[oplineindex];
|
|
if ((oplineinfo & xcache_op1_is_file)) {
|
|
assert(Z_OP_TYPE(opline->op1) == IS_CONST);
|
|
if (!shallow_copy) {
|
|
efree(Z_STRVAL(Z_OP_CONSTANT(opline->op1)));
|
|
}
|
|
if (Z_TYPE(Z_OP_CONSTANT(opline->op1)) == IS_STRING) {
|
|
assert(entry_php->filepath);
|
|
ZVAL_STRINGL(&Z_OP_CONSTANT(opline->op1), entry_php->filepath, entry_php->filepath_len, !shallow_copy);
|
|
TRACE("restored op1 constant: %s", entry_php->filepath);
|
|
}
|
|
#ifdef IS_UNICODE
|
|
else if (Z_TYPE(Z_OP_CONSTANT(opline->op1)) == IS_UNICODE) {
|
|
assert(entry_php->ufilepath);
|
|
ZVAL_UNICODEL(&Z_OP_CONSTANT(opline->op1), entry_php->ufilepath, entry_php->ufilepath_len, !shallow_copy);
|
|
}
|
|
#endif
|
|
else {
|
|
assert(0);
|
|
}
|
|
}
|
|
else if ((oplineinfo & xcache_op1_is_dir)) {
|
|
assert(Z_OP_TYPE(opline->op1) == IS_CONST);
|
|
if (!shallow_copy) {
|
|
efree(Z_STRVAL(Z_OP_CONSTANT(opline->op1)));
|
|
}
|
|
if (Z_TYPE(Z_OP_CONSTANT(opline->op1)) == IS_STRING) {
|
|
assert(entry_php->dirpath);
|
|
TRACE("restored op1 constant: %s", entry_php->dirpath);
|
|
ZVAL_STRINGL(&Z_OP_CONSTANT(opline->op1), entry_php->dirpath, entry_php->dirpath_len, !shallow_copy);
|
|
}
|
|
#ifdef IS_UNICODE
|
|
else if (Z_TYPE(Z_OP_CONSTANT(opline->op1)) == IS_UNICODE) {
|
|
assert(!entry_php->udirpath);
|
|
ZVAL_UNICODEL(&Z_OP_CONSTANT(opline->op1), entry_php->udirpath, entry_php->udirpath_len, !shallow_copy);
|
|
}
|
|
#endif
|
|
else {
|
|
assert(0);
|
|
}
|
|
}
|
|
|
|
if ((oplineinfo & xcache_op2_is_file)) {
|
|
assert(Z_OP_TYPE(opline->op2) == IS_CONST);
|
|
if (!shallow_copy) {
|
|
efree(Z_STRVAL(Z_OP_CONSTANT(opline->op2)));
|
|
}
|
|
if (Z_TYPE(Z_OP_CONSTANT(opline->op2)) == IS_STRING) {
|
|
assert(entry_php->filepath);
|
|
TRACE("restored op2 constant: %s", entry_php->filepath);
|
|
ZVAL_STRINGL(&Z_OP_CONSTANT(opline->op2), entry_php->filepath, entry_php->filepath_len, !shallow_copy);
|
|
}
|
|
#ifdef IS_UNICODE
|
|
else if (Z_TYPE(Z_OP_CONSTANT(opline->op2)) == IS_UNICODE) {
|
|
assert(entry_php->ufilepath);
|
|
ZVAL_UNICODEL(&Z_OP_CONSTANT(opline->op2), entry_php->ufilepath, entry_php->ufilepath_len, !shallow_copy);
|
|
}
|
|
#endif
|
|
else {
|
|
assert(0);
|
|
}
|
|
}
|
|
else if ((oplineinfo & xcache_op2_is_dir)) {
|
|
assert(Z_OP_TYPE(opline->op2) == IS_CONST);
|
|
if (!shallow_copy) {
|
|
efree(Z_STRVAL(Z_OP_CONSTANT(opline->op2)));
|
|
}
|
|
if (Z_TYPE(Z_OP_CONSTANT(opline->op2)) == IS_STRING) {
|
|
assert(entry_php->dirpath);
|
|
TRACE("restored op2 constant: %s", entry_php->dirpath);
|
|
ZVAL_STRINGL(&Z_OP_CONSTANT(opline->op2), entry_php->dirpath, entry_php->dirpath_len, !shallow_copy);
|
|
}
|
|
#ifdef IS_UNICODE
|
|
else if (Z_TYPE(Z_OP_CONSTANT(opline->op2)) == IS_UNICODE) {
|
|
assert(entry_php->udirpath);
|
|
ZVAL_UNICODEL(&Z_OP_CONSTANT(opline->op2), entry_php->udirpath, entry_php->udirpath_len, !shallow_copy);
|
|
}
|
|
#endif
|
|
else {
|
|
assert(0);
|
|
}
|
|
}
|
|
}
|
|
#endif /* ZEND_ENGINE_2_4 */
|
|
}
|
|
/* }}} */
|
|
static void xc_free_op_array_info(xc_op_array_info_t *op_array_info TSRMLS_DC) /* {{{ */
|
|
{
|
|
#ifdef ZEND_ENGINE_2_4
|
|
if (op_array_info->literalinfos) {
|
|
efree(op_array_info->literalinfos);
|
|
}
|
|
#else
|
|
if (op_array_info->oplineinfos) {
|
|
efree(op_array_info->oplineinfos);
|
|
}
|
|
#endif
|
|
}
|
|
/* }}} */
|
|
static void xc_free_php(xc_entry_data_php_t *php TSRMLS_DC) /* {{{ */
|
|
{
|
|
zend_uint i;
|
|
if (php->classinfos) {
|
|
for (i = 0; i < php->classinfo_cnt; i ++) {
|
|
xc_classinfo_t *classinfo = &php->classinfos[i];
|
|
zend_uint j;
|
|
|
|
for (j = 0; j < classinfo->methodinfo_cnt; j ++) {
|
|
xc_free_op_array_info(&classinfo->methodinfos[j] TSRMLS_CC);
|
|
}
|
|
|
|
if (classinfo->methodinfos) {
|
|
efree(classinfo->methodinfos);
|
|
}
|
|
}
|
|
}
|
|
if (php->funcinfos) {
|
|
for (i = 0; i < php->funcinfo_cnt; i ++) {
|
|
xc_free_op_array_info(&php->funcinfos[i].op_array_info TSRMLS_CC);
|
|
}
|
|
}
|
|
xc_free_op_array_info(&php->op_array_info TSRMLS_CC);
|
|
|
|
#define X_FREE(var) do {\
|
|
if (php->var) { \
|
|
efree(php->var); \
|
|
} \
|
|
} while (0)
|
|
|
|
#ifdef ZEND_ENGINE_2_1
|
|
X_FREE(autoglobals);
|
|
#endif
|
|
X_FREE(classinfos);
|
|
X_FREE(funcinfos);
|
|
#ifdef HAVE_XCACHE_CONSTANT
|
|
X_FREE(constinfos);
|
|
#endif
|
|
#undef X_FREE
|
|
}
|
|
/* }}} */
|
|
static void xc_compile_php(xc_compiler_t *compiler, zend_file_handle *h, int type TSRMLS_DC) /* {{{ */
|
|
{
|
|
zend_uint old_constinfo_cnt, old_funcinfo_cnt, old_classinfo_cnt;
|
|
zend_bool catched = 0;
|
|
|
|
/* {{{ compile */
|
|
TRACE("compiling %s", h->opened_path ? h->opened_path : h->filename);
|
|
|
|
old_classinfo_cnt = zend_hash_num_elements(CG(class_table));
|
|
old_funcinfo_cnt = zend_hash_num_elements(CG(function_table));
|
|
old_constinfo_cnt = zend_hash_num_elements(EG(zend_constants));
|
|
|
|
zend_try {
|
|
compiler->new_php.op_array = old_compile_file(h, type TSRMLS_CC);
|
|
} zend_catch {
|
|
catched = 1;
|
|
} zend_end_try();
|
|
|
|
if (catched) {
|
|
goto err_bailout;
|
|
}
|
|
|
|
if (compiler->new_php.op_array == NULL) {
|
|
goto err_op_array;
|
|
}
|
|
|
|
if (!XG(initial_compile_file_called)) {
|
|
TRACE("%s", "!initial_compile_file_called, give up");
|
|
return;
|
|
}
|
|
|
|
/* }}} */
|
|
/* {{{ prepare */
|
|
zend_restore_compiled_filename(h->opened_path ? h->opened_path : (char *) h->filename TSRMLS_CC);
|
|
|
|
#ifdef HAVE_XCACHE_CONSTANT
|
|
compiler->new_php.constinfo_cnt = zend_hash_num_elements(EG(zend_constants)) - old_constinfo_cnt;
|
|
#endif
|
|
compiler->new_php.funcinfo_cnt = zend_hash_num_elements(CG(function_table)) - old_funcinfo_cnt;
|
|
compiler->new_php.classinfo_cnt = zend_hash_num_elements(CG(class_table)) - old_classinfo_cnt;
|
|
#ifdef ZEND_ENGINE_2_1
|
|
/* {{{ count new_php.autoglobal_cnt */ {
|
|
Bucket *b;
|
|
|
|
compiler->new_php.autoglobal_cnt = 0;
|
|
for (b = CG(auto_globals)->pListHead; b != NULL; b = b->pListNext) {
|
|
zend_auto_global *auto_global = (zend_auto_global *) b->pData;
|
|
/* check if actived */
|
|
if (auto_global->auto_global_callback && !auto_global->armed) {
|
|
compiler->new_php.autoglobal_cnt ++;
|
|
}
|
|
}
|
|
}
|
|
/* }}} */
|
|
#endif
|
|
|
|
#define X_ALLOC_N(var, cnt) do { \
|
|
if (compiler->new_php.cnt) { \
|
|
ECALLOC_N(compiler->new_php.var, compiler->new_php.cnt); \
|
|
if (!compiler->new_php.var) { \
|
|
goto err_alloc; \
|
|
} \
|
|
} \
|
|
else { \
|
|
compiler->new_php.var = NULL; \
|
|
} \
|
|
} while (0)
|
|
|
|
#ifdef HAVE_XCACHE_CONSTANT
|
|
X_ALLOC_N(constinfos, constinfo_cnt);
|
|
#endif
|
|
X_ALLOC_N(funcinfos, funcinfo_cnt);
|
|
X_ALLOC_N(classinfos, classinfo_cnt);
|
|
#ifdef ZEND_ENGINE_2_1
|
|
X_ALLOC_N(autoglobals, autoglobal_cnt);
|
|
#endif
|
|
#undef X_ALLOC
|
|
/* }}} */
|
|
|
|
/* {{{ shallow copy, pointers only */ {
|
|
Bucket *b;
|
|
zend_uint i;
|
|
zend_uint j;
|
|
|
|
#define COPY_H(vartype, var, cnt, name, datatype) do { \
|
|
for (i = 0, j = 0; b; i ++, b = b->pListNext) { \
|
|
vartype *data = &compiler->new_php.var[j]; \
|
|
\
|
|
if (i < old_##cnt) { \
|
|
continue; \
|
|
} \
|
|
j ++; \
|
|
\
|
|
assert(i < old_##cnt + compiler->new_php.cnt); \
|
|
assert(b->pData); \
|
|
memcpy(&data->name, b->pData, sizeof(datatype)); \
|
|
UNISW(NOTHING, data->type = b->key.type;) \
|
|
if (UNISW(1, b->key.type == IS_STRING)) { \
|
|
ZSTR_S(data->key) = BUCKET_KEY_S(b); \
|
|
} \
|
|
else { \
|
|
ZSTR_U(data->key) = BUCKET_KEY_U(b); \
|
|
} \
|
|
data->key_size = b->nKeyLength; \
|
|
data->h = b->h; \
|
|
} \
|
|
} while(0)
|
|
|
|
#ifdef HAVE_XCACHE_CONSTANT
|
|
b = EG(zend_constants)->pListHead; COPY_H(xc_constinfo_t, constinfos, constinfo_cnt, constant, zend_constant);
|
|
#endif
|
|
b = CG(function_table)->pListHead; COPY_H(xc_funcinfo_t, funcinfos, funcinfo_cnt, func, zend_function);
|
|
b = CG(class_table)->pListHead; COPY_H(xc_classinfo_t, classinfos, classinfo_cnt, cest, xc_cest_t);
|
|
|
|
#undef COPY_H
|
|
|
|
/* for ZE1, cest need to be fixed inside store */
|
|
|
|
#ifdef ZEND_ENGINE_2_1
|
|
/* scan for acatived auto globals */
|
|
i = 0;
|
|
for (b = CG(auto_globals)->pListHead; b != NULL; b = b->pListNext) {
|
|
zend_auto_global *auto_global = (zend_auto_global *) b->pData;
|
|
/* check if actived */
|
|
if (auto_global->auto_global_callback && !auto_global->armed) {
|
|
xc_autoglobal_t *data = &compiler->new_php.autoglobals[i];
|
|
|
|
assert(i < compiler->new_php.autoglobal_cnt);
|
|
i ++;
|
|
UNISW(NOTHING, data->type = b->key.type;)
|
|
if (UNISW(1, b->key.type == IS_STRING)) {
|
|
ZSTR_S(data->key) = BUCKET_KEY_S(b);
|
|
}
|
|
else {
|
|
ZSTR_U(data->key) = BUCKET_KEY_U(b);
|
|
}
|
|
data->key_len = b->nKeyLength - 1;
|
|
data->h = b->h;
|
|
}
|
|
}
|
|
#endif
|
|
}
|
|
/* }}} */
|
|
|
|
/* {{{ collect info for file/dir path */ {
|
|
Bucket *b;
|
|
xc_const_usage_t const_usage;
|
|
unsigned int i;
|
|
|
|
xc_entry_php_init(&compiler->new_entry, zend_get_compiled_filename(TSRMLS_C) TSRMLS_CC);
|
|
memset(&const_usage, 0, sizeof(const_usage));
|
|
|
|
for (i = 0; i < compiler->new_php.classinfo_cnt; i ++) {
|
|
xc_classinfo_t *classinfo = &compiler->new_php.classinfos[i];
|
|
zend_class_entry *ce = CestToCePtr(classinfo->cest);
|
|
classinfo->methodinfo_cnt = ce->function_table.nTableSize;
|
|
if (classinfo->methodinfo_cnt) {
|
|
int j;
|
|
|
|
ECALLOC_N(classinfo->methodinfos, classinfo->methodinfo_cnt);
|
|
if (!classinfo->methodinfos) {
|
|
goto err_alloc;
|
|
}
|
|
|
|
for (j = 0, b = ce->function_table.pListHead; b; j ++, b = b->pListNext) {
|
|
xc_collect_op_array_info(compiler, &const_usage, &classinfo->methodinfos[j], (zend_op_array *) b->pData TSRMLS_CC);
|
|
}
|
|
}
|
|
else {
|
|
classinfo->methodinfos = NULL;
|
|
}
|
|
}
|
|
|
|
for (i = 0; i < compiler->new_php.funcinfo_cnt; i ++) {
|
|
xc_collect_op_array_info(compiler, &const_usage, &compiler->new_php.funcinfos[i].op_array_info, (zend_op_array *) &compiler->new_php.funcinfos[i].func TSRMLS_CC);
|
|
}
|
|
|
|
xc_collect_op_array_info(compiler, &const_usage, &compiler->new_php.op_array_info, compiler->new_php.op_array TSRMLS_CC);
|
|
|
|
/* file/dir path free unused */
|
|
#define X_FREE_UNUSED(var) \
|
|
if (!const_usage.var##path_used) { \
|
|
efree(compiler->new_entry.var##path); \
|
|
compiler->new_entry.var##path = NULL; \
|
|
compiler->new_entry.var##path_len = 0; \
|
|
}
|
|
/* filepath is required to restore op_array->filename, so no free filepath here */
|
|
X_FREE_UNUSED(dir)
|
|
#ifdef IS_UNICODE
|
|
X_FREE_UNUSED(ufile)
|
|
X_FREE_UNUSED(udir)
|
|
#endif
|
|
#undef X_FREE_UNUSED
|
|
}
|
|
/* }}} */
|
|
#ifdef XCACHE_ERROR_CACHING
|
|
compiler->new_php.compilererrors = xc_sandbox_compilererrors(TSRMLS_C);
|
|
compiler->new_php.compilererror_cnt = xc_sandbox_compilererror_cnt(TSRMLS_C);
|
|
#endif
|
|
#ifndef ZEND_COMPILE_DELAYED_BINDING
|
|
/* {{{ find inherited classes that should be early-binding */
|
|
compiler->new_php.have_early_binding = 0;
|
|
{
|
|
zend_uint i;
|
|
for (i = 0; i < compiler->new_php.classinfo_cnt; i ++) {
|
|
compiler->new_php.classinfos[i].oplineno = -1;
|
|
}
|
|
}
|
|
|
|
xc_undo_pass_two(compiler->new_php.op_array TSRMLS_CC);
|
|
xc_foreach_early_binding_class(compiler->new_php.op_array, xc_cache_early_binding_class_cb, (void *) &compiler->new_php TSRMLS_CC);
|
|
xc_redo_pass_two(compiler->new_php.op_array TSRMLS_CC);
|
|
/* }}} */
|
|
#endif
|
|
|
|
return;
|
|
|
|
err_alloc:
|
|
xc_free_php(&compiler->new_php TSRMLS_CC);
|
|
|
|
err_bailout:
|
|
err_op_array:
|
|
|
|
if (catched) {
|
|
zend_bailout();
|
|
}
|
|
}
|
|
/* }}} */
|
|
static zend_op_array *xc_compile_restore(xc_entry_php_t *stored_entry, xc_entry_data_php_t *stored_php TSRMLS_DC) /* {{{ */
|
|
{
|
|
zend_op_array *op_array;
|
|
xc_entry_php_t restored_entry;
|
|
xc_entry_data_php_t restored_php;
|
|
zend_bool catched;
|
|
zend_uint i;
|
|
|
|
/* still needed because in zend_language_scanner.l, require()/include() check file_handle.handle.stream.handle */
|
|
i = 1;
|
|
zend_hash_add(&EG(included_files), stored_entry->entry.name.str.val, stored_entry->entry.name.str.len + 1, (void *)&i, sizeof(int), NULL);
|
|
|
|
CG(in_compilation) = 1;
|
|
CG(compiled_filename) = stored_entry->entry.name.str.val;
|
|
CG(zend_lineno) = 0;
|
|
TRACE("restoring %d:%s", stored_entry->file_inode, stored_entry->entry.name.str.val);
|
|
xc_processor_restore_xc_entry_php_t(&restored_entry, stored_entry TSRMLS_CC);
|
|
xc_processor_restore_xc_entry_data_php_t(stored_entry, &restored_php, stored_php, xc_readonly_protection TSRMLS_CC);
|
|
restored_entry.php = &restored_php;
|
|
#ifdef SHOW_DPRINT
|
|
xc_dprint(&restored_entry, 0 TSRMLS_CC);
|
|
#endif
|
|
|
|
catched = 0;
|
|
zend_try {
|
|
op_array = xc_entry_install(&restored_entry TSRMLS_CC);
|
|
} zend_catch {
|
|
catched = 1;
|
|
} zend_end_try();
|
|
|
|
#ifdef HAVE_XCACHE_CONSTANT
|
|
if (restored_php.constinfos) {
|
|
efree(restored_php.constinfos);
|
|
}
|
|
#endif
|
|
if (restored_php.funcinfos) {
|
|
efree(restored_php.funcinfos);
|
|
}
|
|
if (restored_php.classinfos) {
|
|
efree(restored_php.classinfos);
|
|
}
|
|
|
|
if (catched) {
|
|
zend_bailout();
|
|
}
|
|
CG(in_compilation) = 0;
|
|
CG(compiled_filename) = NULL;
|
|
TRACE("restored %d:%s", stored_entry->file_inode, stored_entry->entry.name.str.val);
|
|
return op_array;
|
|
}
|
|
/* }}} */
|
|
typedef struct xc_sandboxed_compiler_t { /* {{{ */
|
|
xc_compiler_t *compiler;
|
|
/* input */
|
|
zend_file_handle *h;
|
|
int type;
|
|
|
|
/* sandbox output */
|
|
xc_entry_php_t *stored_entry;
|
|
xc_entry_data_php_t *stored_php;
|
|
} xc_sandboxed_compiler_t;
|
|
/* }}} */
|
|
|
|
static zend_op_array *xc_compile_file_sandboxed(void *data TSRMLS_DC) /* {{{ */
|
|
{
|
|
xc_sandboxed_compiler_t *sandboxed_compiler = (xc_sandboxed_compiler_t *) data;
|
|
xc_compiler_t *compiler = sandboxed_compiler->compiler;
|
|
zend_bool catched = 0;
|
|
xc_cache_t *cache = &xc_php_caches[compiler->entry_hash.cacheid];
|
|
xc_entry_php_t *stored_entry;
|
|
xc_entry_data_php_t *stored_php;
|
|
|
|
/* {{{ compile */
|
|
/* make compile inside sandbox */
|
|
#ifdef HAVE_XCACHE_CONSTANT
|
|
compiler->new_php.constinfos = NULL;
|
|
#endif
|
|
compiler->new_php.funcinfos = NULL;
|
|
compiler->new_php.classinfos = NULL;
|
|
#ifdef ZEND_ENGINE_2_1
|
|
compiler->new_php.autoglobals = NULL;
|
|
#endif
|
|
memset(&compiler->new_php.op_array_info, 0, sizeof(compiler->new_php.op_array_info));
|
|
|
|
zend_try {
|
|
compiler->new_php.op_array = NULL;
|
|
xc_compile_php(compiler, sandboxed_compiler->h, sandboxed_compiler->type TSRMLS_CC);
|
|
} zend_catch {
|
|
catched = 1;
|
|
} zend_end_try();
|
|
|
|
if (catched
|
|
|| !compiler->new_php.op_array /* possible ? */
|
|
|| !XG(initial_compile_file_called)) {
|
|
goto err_aftersandbox;
|
|
}
|
|
|
|
/* }}} */
|
|
#ifdef SHOW_DPRINT
|
|
compiler->new_entry.php = &compiler->new_php;
|
|
xc_dprint(&compiler->new_entry, 0 TSRMLS_CC);
|
|
#endif
|
|
|
|
stored_entry = NULL;
|
|
stored_php = NULL;
|
|
ENTER_LOCK_EX(cache) { /* {{{ php_store/entry_store */
|
|
/* php_store */
|
|
stored_php = xc_php_store_unlocked(cache, &compiler->new_php TSRMLS_CC);
|
|
if (!stored_php) {
|
|
/* error */
|
|
break;
|
|
}
|
|
/* entry_store */
|
|
compiler->new_entry.php = stored_php;
|
|
stored_entry = xc_entry_php_store_unlocked(cache, compiler->entry_hash.entryslotid, &compiler->new_entry TSRMLS_CC);
|
|
if (stored_entry) {
|
|
xc_php_addref_unlocked(stored_php);
|
|
TRACE(" cached %d:%s, holding", compiler->new_entry.file_inode, stored_entry->entry.name.str.val);
|
|
xc_entry_hold_php_unlocked(cache, stored_entry TSRMLS_CC);
|
|
}
|
|
} LEAVE_LOCK_EX(cache);
|
|
/* }}} */
|
|
TRACE("%s", stored_entry ? "stored" : "store failed");
|
|
|
|
if (catched || !stored_php) {
|
|
goto err_aftersandbox;
|
|
}
|
|
|
|
cache->cached->compiling = 0;
|
|
xc_free_php(&compiler->new_php TSRMLS_CC);
|
|
|
|
if (stored_entry) {
|
|
sandboxed_compiler->stored_entry = stored_entry;
|
|
sandboxed_compiler->stored_php = stored_php;
|
|
/* discard newly compiled result, restore from stored one */
|
|
if (compiler->new_php.op_array) {
|
|
#ifdef ZEND_ENGINE_2
|
|
destroy_op_array(compiler->new_php.op_array TSRMLS_CC);
|
|
#else
|
|
destroy_op_array(compiler->new_php.op_array);
|
|
#endif
|
|
efree(compiler->new_php.op_array);
|
|
compiler->new_php.op_array = NULL;
|
|
}
|
|
return NULL;
|
|
}
|
|
else {
|
|
return compiler->new_php.op_array;
|
|
}
|
|
|
|
err_aftersandbox:
|
|
xc_free_php(&compiler->new_php TSRMLS_CC);
|
|
|
|
cache->cached->compiling = 0;
|
|
if (catched) {
|
|
cache->cached->errors ++;
|
|
zend_bailout();
|
|
}
|
|
return compiler->new_php.op_array;
|
|
} /* }}} */
|
|
static zend_op_array *xc_compile_file_cached(xc_compiler_t *compiler, zend_file_handle *h, int type TSRMLS_DC) /* {{{ */
|
|
{
|
|
/*
|
|
if (clog) {
|
|
return old;
|
|
}
|
|
|
|
if (cached_entry = getby entry_hash) {
|
|
php = cached_entry.php;
|
|
php = restore(php);
|
|
return php;
|
|
}
|
|
else {
|
|
if (!(php = getby md5)) {
|
|
if (clog) {
|
|
return old;
|
|
}
|
|
|
|
inside_sandbox {
|
|
php = compile;
|
|
entry = create entries[entry];
|
|
}
|
|
}
|
|
|
|
entry.php = php;
|
|
return php;
|
|
}
|
|
*/
|
|
|
|
xc_entry_php_t *stored_entry;
|
|
xc_entry_data_php_t *stored_php;
|
|
zend_bool gaveup = 0;
|
|
zend_bool catched = 0;
|
|
zend_op_array *op_array;
|
|
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 (cache->cached->disabled || XG(request_time) - cache->cached->compiling < 30) {
|
|
cache->cached->skips ++;
|
|
return old_compile_file(h, type TSRMLS_CC);
|
|
}
|
|
|
|
/* {{{ entry_lookup/hit/md5_init/php_lookup */
|
|
stored_entry = NULL;
|
|
stored_php = NULL;
|
|
|
|
ENTER_LOCK_EX(cache) {
|
|
if (!compiler->opened_path && xc_resolve_path_check_entry_unlocked(compiler, compiler->filename, &stored_entry TSRMLS_CC) == SUCCESS) {
|
|
compiler->opened_path = compiler->new_entry.entry.name.str.val;
|
|
}
|
|
else {
|
|
if (!compiler->opened_path && xc_entry_php_resolve_opened_path(compiler, NULL TSRMLS_CC) != SUCCESS) {
|
|
gaveup = 1;
|
|
break;
|
|
}
|
|
|
|
/* finalize name */
|
|
compiler->new_entry.entry.name.str.val = (char *) compiler->opened_path;
|
|
compiler->new_entry.entry.name.str.len = strlen(compiler->new_entry.entry.name.str.val);
|
|
|
|
stored_entry = (xc_entry_php_t *) xc_entry_find_unlocked(XC_TYPE_PHP, cache, compiler->entry_hash.entryslotid, (xc_entry_t *) &compiler->new_entry TSRMLS_CC);
|
|
}
|
|
|
|
if (stored_entry) {
|
|
xc_cached_hit_unlocked(cache->cached TSRMLS_CC);
|
|
|
|
TRACE(" hit %d:%s, holding", compiler->new_entry.file_inode, stored_entry->entry.name.str.val);
|
|
xc_entry_hold_php_unlocked(cache, stored_entry TSRMLS_CC);
|
|
stored_php = stored_entry->php;
|
|
break;
|
|
}
|
|
|
|
TRACE("miss entry %d:%s", compiler->new_entry.file_inode, compiler->new_entry.entry.name.str.val);
|
|
|
|
if (xc_entry_data_php_init_md5(cache, compiler TSRMLS_CC) != SUCCESS) {
|
|
gaveup = 1;
|
|
break;
|
|
}
|
|
|
|
stored_php = xc_php_find_unlocked(cache->cached, &compiler->new_php TSRMLS_CC);
|
|
|
|
if (stored_php) {
|
|
compiler->new_entry.php = stored_php;
|
|
xc_entry_php_init(&compiler->new_entry, compiler->opened_path TSRMLS_CC);
|
|
stored_entry = xc_entry_php_store_unlocked(cache, compiler->entry_hash.entryslotid, &compiler->new_entry TSRMLS_CC);
|
|
if (stored_entry) {
|
|
xc_php_addref_unlocked(stored_php);
|
|
TRACE(" cached %d:%s, holding", compiler->new_entry.file_inode, stored_entry->entry.name.str.val);
|
|
xc_entry_hold_php_unlocked(cache, stored_entry TSRMLS_CC);
|
|
}
|
|
else {
|
|
gaveup = 1;
|
|
}
|
|
break;
|
|
}
|
|
|
|
if (XG(request_time) - cache->cached->compiling < 30) {
|
|
TRACE("%s", "miss php, but compiling");
|
|
cache->cached->skips ++;
|
|
gaveup = 1;
|
|
break;
|
|
}
|
|
|
|
TRACE("%s", "miss php, going to compile");
|
|
cache->cached->compiling = XG(request_time);
|
|
} LEAVE_LOCK_EX(cache);
|
|
|
|
if (catched) {
|
|
cache->cached->compiling = 0;
|
|
zend_bailout();
|
|
}
|
|
|
|
/* found entry */
|
|
if (stored_entry && stored_php) {
|
|
zend_llist_add_element(&CG(open_files), h);
|
|
return xc_compile_restore(stored_entry, stored_php TSRMLS_CC);
|
|
}
|
|
|
|
/* gaveup */
|
|
if (gaveup) {
|
|
return old_compile_file(h, type TSRMLS_CC);
|
|
}
|
|
/* }}} */
|
|
|
|
sandboxed_compiler.compiler = compiler;
|
|
sandboxed_compiler.h = h;
|
|
sandboxed_compiler.type = type;
|
|
sandboxed_compiler.stored_php = NULL;
|
|
sandboxed_compiler.stored_entry = NULL;
|
|
op_array = xc_sandbox(xc_compile_file_sandboxed, (void *) &sandboxed_compiler, h->opened_path ? h->opened_path : h->filename TSRMLS_CC);
|
|
if (sandboxed_compiler.stored_entry) {
|
|
return xc_compile_restore(sandboxed_compiler.stored_entry, sandboxed_compiler.stored_php TSRMLS_CC);
|
|
}
|
|
else {
|
|
return op_array;
|
|
}
|
|
}
|
|
/* }}} */
|
|
static zend_op_array *xc_compile_file(zend_file_handle *h, int type TSRMLS_DC) /* {{{ */
|
|
{
|
|
xc_compiler_t compiler;
|
|
zend_op_array *op_array;
|
|
|
|
assert(xc_initized);
|
|
|
|
TRACE("xc_compile_file: type=%d name=%s", h->type, h->filename ? h->filename : "NULL");
|
|
|
|
if (!XG(cacher)
|
|
|| !h->filename
|
|
|| !SG(request_info).path_translated
|
|
) {
|
|
TRACE("%s", "cacher not enabled");
|
|
return old_compile_file(h, type TSRMLS_CC);
|
|
}
|
|
|
|
/* {{{ entry_init_key */
|
|
compiler.opened_path = h->opened_path;
|
|
compiler.filename = compiler.opened_path ? compiler.opened_path : h->filename;
|
|
compiler.filename_len = strlen(compiler.filename);
|
|
if (xc_entry_php_init_key(&compiler TSRMLS_CC) != SUCCESS) {
|
|
TRACE("failed to init key for %s", compiler.filename);
|
|
return old_compile_file(h, type TSRMLS_CC);
|
|
}
|
|
/* }}} */
|
|
|
|
op_array = xc_compile_file_cached(&compiler, h, type TSRMLS_CC);
|
|
|
|
xc_entry_free_key_php(&compiler.new_entry TSRMLS_CC);
|
|
|
|
return op_array;
|
|
}
|
|
/* }}} */
|
|
|
|
/* gdb helper functions, but N/A for coredump */
|
|
zend_bool xc_is_rw(const void *p) /* {{{ */
|
|
{
|
|
xc_shm_t *shm;
|
|
size_t i;
|
|
|
|
if (xc_php_caches) {
|
|
for (i = 0; i < xc_php_hcache.size; i ++) {
|
|
shm = xc_php_caches[i].shm;
|
|
if (shm->handlers->is_readwrite(shm, p)) {
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (xc_var_caches) {
|
|
for (i = 0; i < xc_var_hcache.size; i ++) {
|
|
shm = xc_var_caches[i].shm;
|
|
if (shm->handlers->is_readwrite(shm, p)) {
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
/* }}} */
|
|
zend_bool xc_is_ro(const void *p) /* {{{ */
|
|
{
|
|
xc_shm_t *shm;
|
|
size_t i;
|
|
|
|
if (xc_php_caches) {
|
|
for (i = 0; i < xc_php_hcache.size; i ++) {
|
|
shm = xc_php_caches[i].shm;
|
|
if (shm->handlers->is_readonly(shm, p)) {
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (xc_var_caches) {
|
|
for (i = 0; i < xc_var_hcache.size; i ++) {
|
|
shm = xc_var_caches[i].shm;
|
|
if (shm->handlers->is_readonly(shm, p)) {
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
/* }}} */
|
|
zend_bool xc_is_shm(const void *p) /* {{{ */
|
|
{
|
|
return xc_is_ro(p) || xc_is_rw(p);
|
|
}
|
|
/* }}} */
|
|
|
|
void xc_gc_add_op_array(xc_gc_op_array_t *gc_op_array TSRMLS_DC) /* {{{ */
|
|
{
|
|
zend_llist_add_element(&XG(gc_op_arrays), (void *) gc_op_array);
|
|
}
|
|
/* }}} */
|
|
static void xc_gc_op_array(void *pDest) /* {{{ */
|
|
{
|
|
xc_gc_op_array_t *op_array = (xc_gc_op_array_t *) pDest;
|
|
#ifdef ZEND_ENGINE_2
|
|
if (op_array->arg_info) {
|
|
zend_uint i;
|
|
for (i = 0; i < op_array->num_args; i++) {
|
|
efree((char *) ZSTR_V(op_array->arg_info[i].name));
|
|
if (ZSTR_V(op_array->arg_info[i].class_name)) {
|
|
efree((char *) ZSTR_V(op_array->arg_info[i].class_name));
|
|
}
|
|
}
|
|
efree(op_array->arg_info);
|
|
}
|
|
#endif
|
|
if (op_array->opcodes) {
|
|
efree(op_array->opcodes);
|
|
}
|
|
#ifdef ZEND_ENGINE_2_4
|
|
if (op_array->literals) {
|
|
efree(op_array->literals);
|
|
}
|
|
#endif
|
|
}
|
|
/* }}} */
|
|
|
|
/* variable namespace */
|
|
#ifdef IS_UNICODE
|
|
void xc_var_namespace_init_from_unicodel(const UChar *string, int len TSRMLS_DC) /* {{{ */
|
|
{
|
|
if (!len) {
|
|
#ifdef IS_UNICODE
|
|
ZVAL_EMPTY_UNICODE(&XG(uvar_namespace_hard));
|
|
#endif
|
|
ZVAL_EMPTY_STRING(&XG(var_namespace_hard));
|
|
}
|
|
else {
|
|
ZVAL_UNICODE_L(&XG(uvar_namespace_hard), string, len, 1);
|
|
/* TODO: copy to var */
|
|
}
|
|
}
|
|
/* }}} */
|
|
#endif
|
|
void xc_var_namespace_init_from_stringl(const char *string, int len TSRMLS_DC) /* {{{ */
|
|
{
|
|
if (!len) {
|
|
#ifdef IS_UNICODE
|
|
ZVAL_EMPTY_UNICODE(&XG(uvar_namespace_hard));
|
|
#endif
|
|
ZVAL_EMPTY_STRING(&XG(var_namespace_hard));
|
|
}
|
|
else {
|
|
ZVAL_STRINGL(&XG(var_namespace_hard), string, len, 1);
|
|
#ifdef IS_UNICODE
|
|
/* TODO: copy to uvar */
|
|
#endif
|
|
}
|
|
}
|
|
/* }}} */
|
|
void xc_var_namespace_init_from_long(long value TSRMLS_DC) /* {{{ */
|
|
{
|
|
ZVAL_LONG(&XG(var_namespace_hard), value);
|
|
#ifdef IS_UNICODE
|
|
/* TODO: copy to uvar_namespace */
|
|
#endif
|
|
}
|
|
/* }}} */
|
|
#ifdef IS_UNICODE
|
|
void xc_var_namespace_set_unicodel(const UChar *unicode, int len TSRMLS_DC) /* {{{ */
|
|
{
|
|
zval_dtor(&XG(uvar_namespace_soft));
|
|
zval_dtor(&XG(var_namespace_soft));
|
|
if (len) {
|
|
if (!Z_USTRLEN_P(&XG(uvar_namespace_soft))) {
|
|
ZVAL_UNICODEL(&XG(uvar_namespace_soft), unicode, len, 1);
|
|
}
|
|
else {
|
|
int buffer_len = Z_USTRLEN_P(&XG(var_namespace_hard)) + 1 + len;
|
|
char *buffer = emalloc((buffer_len + 1) * sizeof(unicode[0]));
|
|
char *p = buffer;
|
|
memcpy(p, Z_USTRVAL_P(&XG(var_namespace_hard)), (Z_USTRLEN_P(&XG(var_namespace_hard)) + 1));
|
|
p += (Z_USTRLEN_P(&XG(var_namespace_hard)) + 1) * sizeof(unicode[0]);
|
|
memcpy(p, unicode, (len + 1) * sizeof(unicode[0]));
|
|
ZVAL_UNICODEL(&XG(uvar_namespace_soft), buffer, buffer_len, 0);
|
|
}
|
|
/* TODO: copy to var */
|
|
}
|
|
else {
|
|
#ifdef IS_UNICODE
|
|
XG(uvar_namespace_soft) = XG(uvar_namespace_hard);
|
|
zval_copy_ctor(&XG(uvar_namespace_soft));
|
|
#endif
|
|
XG(var_namespace_soft) = XG(var_namespace_hard);
|
|
zval_copy_ctor(&XG(var_namespace_soft));
|
|
}
|
|
}
|
|
/* }}} */
|
|
#endif
|
|
void xc_var_namespace_set_stringl(const char *string, int len TSRMLS_DC) /* {{{ */
|
|
{
|
|
#ifdef IS_UNICODE
|
|
zval_dtor(&XG(uvar_namespace_soft));
|
|
#endif
|
|
zval_dtor(&XG(var_namespace_soft));
|
|
if (len) {
|
|
if (!Z_STRLEN_P(&XG(var_namespace_soft))) {
|
|
ZVAL_STRINGL(&XG(var_namespace_soft), string, len, 1);
|
|
}
|
|
else {
|
|
int buffer_len = Z_STRLEN_P(&XG(var_namespace_hard)) + 1 + len;
|
|
char *buffer = emalloc(buffer_len + 1);
|
|
char *p = buffer;
|
|
memcpy(p, Z_STRVAL_P(&XG(var_namespace_hard)), Z_STRLEN_P(&XG(var_namespace_hard)) + 1);
|
|
p += Z_STRLEN_P(&XG(var_namespace_hard)) + 1;
|
|
memcpy(p, string, len + 1);
|
|
ZVAL_STRINGL(&XG(var_namespace_soft), buffer, buffer_len, 0);
|
|
}
|
|
#ifdef IS_UNICODE
|
|
/* TODO: copy to uvar */
|
|
#endif
|
|
}
|
|
else {
|
|
#ifdef IS_UNICODE
|
|
XG(uvar_namespace_soft) = XG(uvar_namespace_hard);
|
|
zval_copy_ctor(&XG(uvar_namespace_soft));
|
|
#endif
|
|
XG(var_namespace_soft) = XG(var_namespace_hard);
|
|
zval_copy_ctor(&XG(var_namespace_soft));
|
|
}
|
|
}
|
|
/* }}} */
|
|
static void xc_var_namespace_break(TSRMLS_D) /* {{{ */
|
|
{
|
|
#ifdef IS_UNICODE
|
|
zval_dtor(&XG(uvar_namespace_soft));
|
|
#endif
|
|
zval_dtor(&XG(var_namespace_soft));
|
|
#ifdef IS_UNICODE
|
|
ZVAL_EMPTY_UNICODE(&XG(uvar_namespace_soft));
|
|
#endif
|
|
ZVAL_EMPTY_STRING(&XG(var_namespace_soft));
|
|
}
|
|
/* }}} */
|
|
static void xc_var_namespace_init(TSRMLS_D) /* {{{ */
|
|
{
|
|
uid_t id = (uid_t) -1;
|
|
|
|
switch (xc_var_namespace_mode) {
|
|
case 1:
|
|
{
|
|
zval **server;
|
|
HashTable *ht;
|
|
zval **val;
|
|
|
|
#ifdef ZEND_ENGINE_2_1
|
|
zend_is_auto_global("_SERVER", sizeof("_SERVER") - 1 TSRMLS_CC);
|
|
#endif
|
|
|
|
if (zend_hash_find(&EG(symbol_table), "_SERVER", sizeof("_SERVER"), (void**)&server) == FAILURE
|
|
|| Z_TYPE_PP(server) != IS_ARRAY
|
|
|| !(ht = Z_ARRVAL_P(*server))
|
|
|| zend_hash_find(ht, xc_var_namespace, strlen(xc_var_namespace) + 1, (void**)&val) == FAILURE) {
|
|
xc_var_namespace_init_from_stringl(NULL, 0 TSRMLS_CC);
|
|
}
|
|
else {
|
|
#ifdef IS_UNICODE
|
|
if (Z_TYPE_PP(val) == IS_UNICODE) {
|
|
xc_var_namespace_init_from_unicodel(Z_USTRVAL_PP(val), Z_USTRLEN_PP(val) TSRMLS_CC);
|
|
}
|
|
else
|
|
#endif
|
|
{
|
|
xc_var_namespace_init_from_stringl(Z_STRVAL_PP(val), Z_STRLEN_PP(val) TSRMLS_CC);
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
case 2:
|
|
if (strncmp(xc_var_namespace, "uid", 3) == 0) {
|
|
id = getuid();
|
|
}
|
|
else if (strncmp(xc_var_namespace, "gid", 3) == 0) {
|
|
id = getgid();
|
|
}
|
|
|
|
if (id == (uid_t) -1){
|
|
xc_var_namespace_init_from_stringl(NULL, 0 TSRMLS_CC);
|
|
}
|
|
else {
|
|
xc_var_namespace_init_from_long((long) id TSRMLS_CC);
|
|
}
|
|
break;
|
|
|
|
case 0:
|
|
default:
|
|
xc_var_namespace_init_from_stringl(xc_var_namespace, strlen(xc_var_namespace) TSRMLS_CC);
|
|
break;
|
|
}
|
|
|
|
#ifdef IS_UNICODE
|
|
INIT_ZVAL(XG(uvar_namespace_soft));
|
|
#endif
|
|
INIT_ZVAL(XG(var_namespace_soft));
|
|
xc_var_namespace_set_stringl("", 0 TSRMLS_CC);
|
|
}
|
|
/* }}} */
|
|
static void xc_var_namespace_destroy(TSRMLS_D) /* {{{ */
|
|
{
|
|
#ifdef IS_UNICODE
|
|
zval_dtor(&XG(uvar_namespace_hard));
|
|
zval_dtor(&XG(uvar_namespace_soft));
|
|
#endif
|
|
zval_dtor(&XG(var_namespace_hard));
|
|
zval_dtor(&XG(var_namespace_soft));
|
|
}
|
|
/* }}} */
|
|
static int xc_var_buffer_prepare(zval *name TSRMLS_DC) /* {{{ prepare name, calculate buffer size */
|
|
{
|
|
int namespace_len;
|
|
switch (name->type) {
|
|
#ifdef IS_UNICODE
|
|
case IS_UNICODE:
|
|
do_unicode:
|
|
namespace_len = Z_USTRLEN_P(&XG(uvar_namespace_soft));
|
|
return (namespace_len ? namespace_len + 1 : 0) + Z_USTRLEN_P(name);
|
|
#endif
|
|
|
|
case IS_STRING:
|
|
do_string:
|
|
namespace_len = Z_STRLEN_P(&XG(var_namespace_soft));
|
|
return (namespace_len ? namespace_len + 1 : 0) + Z_STRLEN_P(name);
|
|
|
|
default:
|
|
#ifdef IS_UNICODE
|
|
convert_to_unicode(name);
|
|
goto do_unicode;
|
|
#else
|
|
convert_to_string(name);
|
|
goto do_string;
|
|
#endif
|
|
}
|
|
}
|
|
/* }}} */
|
|
static int xc_var_buffer_alloca_size(zval *name TSRMLS_DC) /* {{{ prepare name, calculate buffer size */
|
|
{
|
|
int namespace_len;
|
|
switch (name->type) {
|
|
#ifdef IS_UNICODE
|
|
case IS_UNICODE:
|
|
namespace_len = Z_USTRLEN_P(&XG(uvar_namespace_soft));
|
|
return !namespace_len ? 0 : (namespace_len + 1 + Z_USTRLEN_P(name) + 1) * sizeof(Z_USTRVAL_P(&XG(uvar_namespace_soft))[0]);
|
|
#endif
|
|
|
|
case IS_STRING:
|
|
namespace_len = Z_STRLEN_P(&XG(var_namespace_soft));
|
|
return !namespace_len ? 0 : (namespace_len + 1 + Z_STRLEN_P(name) + 1);
|
|
}
|
|
assert(0);
|
|
return 0;
|
|
}
|
|
/* }}} */
|
|
static void xc_var_buffer_init(char *buffer, zval *name TSRMLS_DC) /* {{{ prepare name, calculate buffer size */
|
|
{
|
|
#ifdef IS_UNICODE
|
|
if (Z_TYPE(name) == IS_UNICODE) {
|
|
memcpy(buffer, Z_USTRVAL_P(&XG(uvar_namespace_soft)), (</ |