config register retry times & add debug logs

config.m4

@@ -30,7 +30,7 @@ fi
 
 if test "$PHP_SKYWALKING" != "no"; then
 
-  CXXFLAGS+=" -std=c++11 -Isrc/report/deps/boost "
+  CXXFLAGS+=" -std=c++11 -Isrc/report/deps/boost -DDEBUG"
   PHP_REQUIRE_CXX()
 
   KYWALKING_LIBS=`pkg-config --cflags --libs protobuf grpc++ grpc`

php_skywalking.h

@@ -170,6 +170,7 @@ ZEND_BEGIN_MODULE_GLOBALS(skywalking)
     zval curl_header_send;
     int  version;
     int header_version;
+    int register_retry;
 ZEND_END_MODULE_GLOBALS(skywalking)
 
 extern ZEND_DECLARE_MODULE_GLOBALS(skywalking);

skywalking.c

@@ -80,6 +80,7 @@ PHP_INI_BEGIN()
     STD_PHP_INI_ENTRY("skywalking.log_path", "/tmp", PHP_INI_ALL, OnUpdateString, log_path, zend_skywalking_globals, skywalking_globals)
     STD_PHP_INI_ENTRY("skywalking.grpc", "127.0.0.1:11800", PHP_INI_ALL, OnUpdateString, grpc, zend_skywalking_globals, skywalking_globals)
     STD_PHP_INI_ENTRY("skywalking.header_version", "2", PHP_INI_ALL, OnUpdateLong, header_version, zend_skywalking_globals, skywalking_globals)
+    STD_PHP_INI_ENTRY("skywalking.register_retry", "10", PHP_INI_ALL, OnUpdateLong, register_retry, zend_skywalking_globals, skywalking_globals)
 PHP_INI_END()
 
 /* }}} */
@@ -883,7 +884,7 @@ static void module_init() {
         }
 
         i++;
-    } while (application_id == -100000 && i <= 3);
+    } while (application_id == -100000 && i <= SKYWALKING_G(register_retry));
 
     if (application_id == -100000) {
         sky_close = 1;
@@ -910,7 +911,7 @@ static void module_init() {
             sleep(1);
         }
         i++;
-    } while (application_instance == -100000 && i <= 3);
+    } while (application_instance == -100000 && i <= SKYWALKING_G(register_retry));
 
 
     if (application_instance == -100000) {