fix(config): php-fpm pool env var handling

Author: morrisonlevi

zend_abstract_interface/config/config.c

@@ -294,6 +294,13 @@ void zai_config_first_time_rinit(bool in_request) {
     (void)in_request;
 #endif
 
+    if (in_request) {
+        // Refresh process env snapshot for SAPIs like FPM that materialize
+        // pool env values just before the first request.
+        zai_config_clear_cached_env_values();
+        zai_config_cache_env_values();
+    }
+
     for (uint16_t i = 0; i < zai_config_memoized_entries_count; i++) {
         zai_config_memoized_entry *memoized = &zai_config_memoized_entries[i];
         zai_config_find_and_set_value(memoized, i);

zend_abstract_interface/config/tests/ini.cc

@@ -556,6 +556,7 @@ TEST_INI("setting an env value after memoization for multiple ZAI config users",
     REQUIRE_SETENV("INI_FOO_STRING", "value2");
 
     // Something else inits zai config first
+    zai_config_first_time_rinit(true);
     zai_config_rinit();
     zai_config_rshutdown();
 
@@ -569,7 +570,7 @@ TEST_INI("setting an env value after memoization for multiple ZAI config users",
 
     REQUIRE(value != NULL);
     REQUIRE(Z_TYPE_P(value) == IS_STRING);
-    REQUIRE(zval_string_equals(value, "value"));
+    REQUIRE(zval_string_equals(value, "value2"));
 
     REQUEST_END()
 })