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coverager: new api xcache_coverager_start/xcache_coverager_stop/xcache_coverager_get(), coverager ini changed

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git-svn-id: svn://svn.lighttpd.net/xcache/trunk@204 c26eb9a1-5813-0410-bd6c-c2e55f420ca7
1.2
Xuefer 17 years ago
parent f46eb95b47
commit 5230b6047f
6 changed files with 189 additions and 40 deletions
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188
coverager.c
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@ -15,7 +15,7 @@
typedef HashTable *coverager_t;
#define PCOV_HEADER_MAGIC 0x564f4350
char *xc_coveragedump_dir = NULL;
static char *xc_coveragedump_dir = NULL;
static zend_compile_file_t *origin_compile_file;
#undef DEBUG
@ -192,34 +192,66 @@ bailout:
if (buf) efree(buf);
}
/* }}} */
void xc_coverager_request_init(TSRMLS_D) /* {{{ */
static void xc_coverager_initenv(TSRMLS_D) /* {{{ */
{
if (XG(coveragedumper)) {
if (!XG(coverages)) {
XG(coverages) = emalloc(sizeof(HashTable));
zend_hash_init(XG(coverages), 0, NULL, xc_destroy_coverage, 0);
}
}
/* }}} */
void xc_coverager_request_shutdown(TSRMLS_D) /* {{{ */
static void xc_coverager_clean(TSRMLS_D) /* {{{ */
{
if (XG(coverages)) {
zend_hash_destroy(XG(coverages));
efree(XG(coverages));
XG(coverages) = NULL;
}
}
/* }}} */
static void xc_coverager_enable(TSRMLS_D) /* {{{ */
{
XG(coverage_enabled) = 1;
}
/* }}} */
static void xc_coverager_disable(TSRMLS_D) /* {{{ */
{
XG(coverage_enabled) = 0;
}
/* }}} */
void xc_coverager_request_init(TSRMLS_D) /* {{{ */
{
if (XG(coveragedumper)) {
xc_coverager_enable(TSRMLS_C);
xc_coverager_initenv(TSRMLS_C);
CG(extended_info) = 1;
}
else {
XG(coverage_enabled) = 0;
}
}
/* }}} */
static void xc_coverager_autodump(TSRMLS_D) /* {{{ */
{
coverager_t *pcov;
zstr s;
char *outfilename;
int dumpdir_len, outfilelen, alloc_len = 0;
uint size;
HashPosition pos;
if (!XG(coverages)) {
return;
}
if (XG(coveragedumper)) {
if (XG(coverages) && xc_coveragedump_dir) {
dumpdir_len = strlen(xc_coveragedump_dir);
alloc_len = dumpdir_len + 1 + 128;
outfilename = emalloc(alloc_len);
strcpy(outfilename, xc_coveragedump_dir);
zend_hash_internal_pointer_reset(XG(coverages));
while (zend_hash_get_current_data(XG(coverages), (void **) &pcov) == SUCCESS) {
zend_hash_get_current_key_ex(XG(coverages), &s, &size, NULL, 0, NULL);
zend_hash_internal_pointer_reset_ex(XG(coverages), &pos);
while (zend_hash_get_current_data_ex(XG(coverages), (void **) &pcov, &pos) == SUCCESS) {
zend_hash_get_current_key_ex(XG(coverages), &s, &size, NULL, 0, &pos);
outfilelen = dumpdir_len + size + 5;
if (alloc_len < outfilelen) {
alloc_len = outfilelen + 128;
@ -232,14 +264,56 @@ void xc_coverager_request_shutdown(TSRMLS_D) /* {{{ */
fprintf(stderr, "outfilename %s\n", outfilename);
#endif
xc_coverager_save_cov(ZSTR_S(s), outfilename, *pcov TSRMLS_CC);
zend_hash_move_forward(XG(coverages));
zend_hash_move_forward_ex(XG(coverages), &pos);
}
efree(outfilename);
}
}
/* }}} */
static void xc_coverager_dump(zval *return_value TSRMLS_DC) /* {{{ */
{
coverager_t *pcov;
HashPosition pos;
if (XG(coverages)) {
array_init(return_value);
zend_hash_internal_pointer_reset_ex(XG(coverages), &pos);
while (zend_hash_get_current_data_ex(XG(coverages), (void **) &pcov, &pos) == SUCCESS) {
zval *lines;
long *phits;
coverager_t cov;
HashPosition pos2;
zstr filename;
uint size;
cov = *pcov;
zend_hash_get_current_key_ex(XG(coverages), &filename, &size, NULL, 0, &pos);
MAKE_STD_ZVAL(lines);
array_init(lines);
zend_hash_internal_pointer_reset_ex(cov, &pos2);
while (zend_hash_get_current_data_ex(cov, (void**)&phits, &pos2) == SUCCESS) {
long hits = *phits;
add_index_long(lines, pos2->h, hits >= 0 ? hits : 0);
zend_hash_move_forward_ex(cov, &pos2);
}
add_assoc_zval_ex(return_value, ZSTR_S(filename), strlen(ZSTR_S(filename)) + 1, lines);
zend_hash_destroy(XG(coverages));
efree(XG(coverages));
XG(coverages) = NULL;
zend_hash_move_forward_ex(XG(coverages), &pos);
}
}
else {
RETVAL_NULL();
}
}
/* }}} */
void xc_coverager_request_shutdown(TSRMLS_D) /* {{{ */
{
if (XG(coveragedumper)) {
xc_coverager_autodump(TSRMLS_C);
xc_coverager_clean(TSRMLS_C);
}
}
/* }}} */
@ -350,8 +424,11 @@ static zend_op_array *xc_compile_file_for_coverage(zend_file_handle *h, int type
zend_op_array *op_array;
op_array = origin_compile_file(h, type TSRMLS_CC);
if (XG(coveragedumper) && XG(coverages) && op_array) {
xc_coverager_init_compile_result(op_array TSRMLS_CC);
if (op_array) {
if (XG(coveragedumper)) {
xc_coverager_initenv(TSRMLS_C);
xc_coverager_init_compile_result(op_array TSRMLS_CC);
}
}
return op_array;
}
@ -362,7 +439,7 @@ void xc_coverager_handle_ext_stmt(zend_op_array *op_array, zend_uchar op) /* {{{
{
TSRMLS_FETCH();
if (XG(coveragedumper) && XG(coverages)) {
if (XG(coverages) && XG(coverage_enabled)) {
int size = xc_coverager_get_op_array_size_no_tail(op_array);
int oplineno = (*EG(opline_ptr)) - op_array->opcodes;
if (oplineno < size) {
@ -375,19 +452,21 @@ void xc_coverager_handle_ext_stmt(zend_op_array *op_array, zend_uchar op) /* {{{
/* init/destroy */
int xc_coverager_init(int module_number TSRMLS_DC) /* {{{ */
{
if (xc_coveragedump_dir) {
origin_compile_file = zend_compile_file;
zend_compile_file = xc_compile_file_for_coverage;
if (cfg_get_string("xcache.coveragedump_directory", &xc_coveragedump_dir) == SUCCESS && xc_coveragedump_dir) {
int len = strlen(xc_coveragedump_dir);
if (len) {
if (xc_coveragedump_dir[len - 1] == '/') {
xc_coveragedump_dir[len - 1] = '\0';
}
}
if (!strlen(xc_coveragedump_dir)) {
xc_coveragedump_dir = NULL;
}
}
if (xc_coveragedump_dir && xc_coveragedump_dir[0]) {
origin_compile_file = zend_compile_file;
zend_compile_file = xc_compile_file_for_coverage;
CG(extended_info) = 1;
}
return SUCCESS;
}
/* }}} */
@ -397,14 +476,16 @@ void xc_coverager_destroy() /* {{{ */
zend_compile_file = origin_compile_file;
}
if (xc_coveragedump_dir) {
pefree(xc_coveragedump_dir, 1);
xc_coveragedump_dir = NULL;
}
}
/* }}} */
/* user api */
PHP_FUNCTION(xcache_coverager_decode) /* {{{ */
/* {{{ proto array xcache_coverager_decode(string data)
* decode specified data which is saved by auto dumper to array
*/
PHP_FUNCTION(xcache_coverager_decode)
{
char *str;
int len;
@ -433,4 +514,59 @@ PHP_FUNCTION(xcache_coverager_decode) /* {{{ */
}
}
/* }}} */
/* {{{ proto void xcache_coverager_start([bool clean = true])
* starts coverager data collecting
*/
PHP_FUNCTION(xcache_coverager_start)
{
zend_bool clean = 1;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|b", &clean) == FAILURE) {
return;
}
if (clean) {
xc_coverager_clean(TSRMLS_C);
}
if (XG(coveragedumper)) {
xc_coverager_enable(TSRMLS_C);
}
else {
php_error(E_WARNING, "You can only start coverager after you set 'xcache.coveragedumper' to 'On' in ini");
}
}
/* }}} */
/* {{{ proto void xcache_coverager_stop([bool clean = false])
* stop coverager data collecting
*/
PHP_FUNCTION(xcache_coverager_stop)
{
zend_bool clean = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|b", &clean) == FAILURE) {
return;
}
xc_coverager_disable(TSRMLS_C);
if (clean) {
xc_coverager_clean(TSRMLS_C);
}
}
/* }}} */
/* {{{ proto array xcache_coverager_get([bool clean = false])
* get coverager data collected
*/
PHP_FUNCTION(xcache_coverager_get)
{
zend_bool clean = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|b", &clean) == FAILURE) {
return;
}
xc_coverager_dump(return_value TSRMLS_CC);
if (clean) {
xc_coverager_clean(TSRMLS_C);
}
}
/* }}} */

5
coverager.h
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@ -1,11 +1,12 @@
#include "php.h"
#include "xcache.h"
extern char *xc_coveragedump_dir;
void xc_coverager_handle_ext_stmt(zend_op_array *op_array, zend_uchar op);
int xc_coverager_init(int module_number TSRMLS_DC);
void xc_coverager_destroy();
void xc_coverager_request_init(TSRMLS_D);
void xc_coverager_request_shutdown(TSRMLS_D);
PHP_FUNCTION(xcache_coverager_decode);
PHP_FUNCTION(xcache_coverager_start);
PHP_FUNCTION(xcache_coverager_stop);
PHP_FUNCTION(xcache_coverager_get);

8
xcache-zh-gb2312.ini
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@ -65,8 +65,10 @@ xcache.stat = On
xcache.optimizer = Off
[xcache.coverager]
; 请确保本目录能被 coverage viewer 脚本读取 (注意 open_basedir)
xcache.coveragedump_directory = "/tmp/pcov/"
; 如果 xcache.coveragedump_directory 设置为空则本设置自动为 Off
xcache.coveragedumper = Off
xcache.coverager = Off
; 请确保本目录能被 coverage viewer 脚本读取 (注意 open_basedir)
; 依赖于 xcache.coverager=On
xcache.coveragedump_directory = ""

13
xcache.c
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@ -2025,6 +2025,9 @@ static function_entry xcache_functions[] = /* {{{ */
#endif
#ifdef HAVE_XCACHE_COVERAGER
PHP_FE(xcache_coverager_decode, NULL)
PHP_FE(xcache_coverager_start, NULL)
PHP_FE(xcache_coverager_stop, NULL)
PHP_FE(xcache_coverager_get, NULL)
#endif
PHP_FE(xcache_get_special_value, NULL)
PHP_FE(xcache_get_op_type, NULL)
@ -2157,8 +2160,8 @@ PHP_INI_BEGIN()
#endif
STD_PHP_INI_BOOLEAN("xcache.var_ttl", "0", PHP_INI_ALL, OnUpdateLong, var_ttl, zend_xcache_globals, xcache_globals)
#ifdef HAVE_XCACHE_COVERAGER
PHP_INI_ENTRY1 ("xcache.coveragedump_directory", "/tmp/pcov/", PHP_INI_SYSTEM, xc_OnUpdateString, &xc_coveragedump_dir)
STD_PHP_INI_BOOLEAN("xcache.coveragedumper" , "0", PHP_INI_ALL, OnUpdateBool, coveragedumper, zend_xcache_globals, xcache_globals)
STD_PHP_INI_BOOLEAN("xcache.coverager" , "0", PHP_INI_ALL, OnUpdateBool, coverager, zend_xcache_globals, xcache_globals)
PHP_INI_ENTRY1 ("xcache.coveragedump_directory", "", PHP_INI_SYSTEM, xc_OnUpdateDummy, NULL)
#endif
PHP_INI_END()
/* }}} */
@ -2169,6 +2172,7 @@ static PHP_MINFO_FUNCTION(xcache)
char *ptr;
int left, len;
xc_shm_scheme_t *scheme;
char *covdumpdir;
php_info_print_table_start();
php_info_print_table_header(2, "XCache Support", "enabled");
@ -2206,7 +2210,10 @@ static PHP_MINFO_FUNCTION(xcache)
php_info_print_table_row(2, "Shared Memory Schemes", buf);
#ifdef HAVE_XCACHE_COVERAGER
php_info_print_table_row(2, "Coverage Dumper", XG(coveragedumper) && xc_coveragedump_dir && xc_coveragedump_dir[0] ? "enabled" : "disabled");
if (cfg_get_string("xcache.coveragedump_directory", &covdumpdir) != SUCCESS || !covdumpdir[0]) {
covdumpdir = NULL;
}
php_info_print_table_row(2, "Coverage Auto Dumper", XG(coverager) && covdumpdir ? "enabled" : "disabled");
#endif
php_info_print_table_end();

12
xcache.ini
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@ -63,9 +63,11 @@ xcache.stat = On
xcache.optimizer = Off
[xcache.coverager]
; ini only settings
; make sure it's readable (care open_basedir) coverage viewer script
xcache.coveragedump_directory = "/tmp/pcov/"
; per request settings
; enable coverage data collecting for xcache.coveragedump_directory and xcache_coverager_start/stop/get/clean() functions (will hurt executing performance)
xcache.coverager = Off
; per request settings, will be auto disabled if xcache.coveragedump_directory is not set
xcache.coveragedumper = Off
; ini only settings
; make sure it's readable (care open_basedir) by coverage viewer script
; requires xcache.coverager=On
xcache.coveragedump_directory = ""

3
xcache_globals.h
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@ -6,7 +6,8 @@ ZEND_BEGIN_MODULE_GLOBALS(xcache)
zend_bool optimizer; /* true if enabled */
#endif
#ifdef HAVE_XCACHE_COVERAGER
zend_bool coveragedumper;
zend_bool coverager;
zend_bool coverage_enabled;
HashTable *coverages; /* coverages[file][line] = times */
#endif
xc_stack_t *php_holds;

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