Added an action to verify if certain websites use PHP from the operat…

…ing system vendor

It is important to avoid conversion in this case because the version of PHP
provided by the vendor is 5.4 on CentOS 7 and 7.2 on AlmaLinux 8.
After the conversion, there is uncertainty whether the websites will
function properly due to the non-trivial task of migrating from PHP 5.4 to PHP 7.2

actions/php.py

@@ -148,6 +148,54 @@ def _do_check(self) -> bool:
         return False
 
 
+class AssertOSVendorPHPUsedByWebsites(action.CheckAction):
+    min_version: version.PHPVersion
+
+    def __init__(
+            self,
+            min_version: str,
+    ):
+        self.name = "checking OS vendor PHP used by websites"
+        self.min_version = version.PHPVersion(min_version)
+        self.description = """We have detected that some domains are using the OS vendor PHP version.
+\tSwitch the following domains to {modern} or later in order to continue with the conversion process:
+\t- {domains}
+
+\tYou can achieve this by executing the following command:
+\t> plesk bin domain -u [domain] -php_handler_id plesk-php80-fastcgi
+"""
+
+    def _do_check(self) -> bool:
+        log.debug("Checking the OS vendor PHP version used by the websites")
+        if not plesk.is_plesk_database_ready():
+            log.info("Plesk database is not ready. Skipping the OS vendor PHP check.")
+            return True
+
+        os_vendor_php_handlers = ["'fpm'", "'fastcgi'"]
+        log.debug(f"OS vendor PHP handlers: {os_vendor_php_handlers}")
+
+        try:
+            looking_for_domains_sql_request = """
+                SELECT d.name FROM domains d JOIN hosting h ON d.id = h.dom_id WHERE h.php_handler_id in ({});
+            """.format(", ".join(os_vendor_php_handlers))
+
+            os_vendor_php_domains = plesk.get_from_plesk_database(looking_for_domains_sql_request)
+            if not os_vendor_php_domains:
+                return True
+
+            log.debug(f"OS vendor PHP domains: {os_vendor_php_domains}")
+            os_vendor_php_domains = "\n\t- ".join(os_vendor_php_domains)
+            self.description = self.description.format(
+                modern=self.min_version,
+                domains=os_vendor_php_domains
+            )
+        except Exception as ex:
+            log.err("Unable to get domains list from plesk database!")
+            raise RuntimeError("Unable to get domains list from plesk database!") from ex
+
+        return False
+
+
 OS_VENDOR_PHP_FPM_CONFIG = "/etc/php-fpm.d/www.conf"
 
 

main.py

@@ -136,6 +136,7 @@ def is_required_conditions_satisfied(options: typing.Any, stage_flag: Stages) ->
             actions.AssertMinPhpVersionInstalled("7.2"),
             actions.AssertMinPhpVersionUsedByWebsites("7.2"),
             actions.AssertMinPhpVersionUsedByCron("7.2"),
+            actions.AssertOSVendorPHPUsedByWebsites("7.2"),
             actions.CheckGrubInstalled(),
             actions.CheckNoMoreThenOneKernelNamedNIC(),
             actions.CheckIsInContainer(),