add server update status field

EdgeManager/EController/ECommand.php

@@ -41,6 +41,14 @@ class ECommand {
             curl_setopt($ch, CURLOPT_TIMEOUT, 10);
             $return = curl_exec($ch);
             curl_close($ch);
+            if ($return) {
+                pg_update(
+                    $this -> dbconn,
+                    "hf_mes_scada_edgeserver_controller_server",
+                    ['updated'  => false],
+                    ['id'       => $this -> post -> server_id]
+                );
+            }
         }
 
         pg_insert(

EdgeManager/EController/EConfigure.php

@@ -108,13 +108,41 @@ class EConfigure {
         );
     }
 
-    function update_device () {
+    function update_device() {
-        return pg_update(
+        pg_query($this -> dbconn, "BEGIN");
+
+        $res[] = pg_update(
             $this -> dbconn,
             'hf_mes_scada_edgeserver_controller_device',
             (array) $this -> post,
             ['id' => $this -> post -> id]
         );
+
+        $res[] = $id_res = pg_query(
+            $this -> dbconn, sprintf(
+                "SELECT server_id
+                FROM hf_mes_scada_edgeserver_controller_device
+                WHERE id = '%s'
+                LIMIT 1",
+                $this -> post -> id
+            )
+        );
+        $server_id = pg_fetch_row($id_res)[0];
+
+        $res[] = pg_update(
+            $this -> dbconn,
+            "hf_mes_scada_edgeserver_controller_server",
+            ['updated'  => true],
+            ['id'       => $server_id]
+        );
+
+        if (in_array(false, $res)) {
+            pg_query($this -> dbconn, "ROLLBACK");
+            return false;
+        } else {
+            pg_query($this -> dbconn, "COMMIT");
+            return true;
+        }
     }
 
     function get_device() {

EdgeManager/Init.php

@@ -29,7 +29,8 @@ function init_db($server_name, $port, $user, $password) {
         port int2 NOT NULL,
         address text NOT NULL,
         create_date timestamp NOT NULL DEFAULT NOW(),
-        note text
+        note text,
+        updated bool NOT NULL DEFAULT false
     )");
     pg_query($dbconn, "CREATE TABLE IF NOT EXISTS hf_mes_scada_edgeserver_controller_device (
         id serial2 primary key,